Annotation of doc/install/linux/install.pl, revision 1.88
1.1 raeburn 1: #!/usr/bin/perl
2: # The LearningOnline Network
3: # Pre-installation script for LON-CAPA
4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # http://www.lon-capa.org/
24: #
25:
26: use strict;
27: use File::Copy;
28: use Term::ReadKey;
1.47 raeburn 29: use Socket;
1.46 raeburn 30: use Sys::Hostname::FQDN();
1.1 raeburn 31: use DBI;
1.70 raeburn 32: use File::Spec;
1.43 raeburn 33: use Cwd();
34: use File::Basename();
35: use lib File::Basename::dirname(Cwd::abs_path($0));
1.1 raeburn 36: use LCLocalization::localize;
37:
38: # ========================================================= The language handle
39:
40: my %languages = (
41: ar => 'Arabic',
42: de => 'German',
43: en => 'English',
44: es => 'Spanish (Castellan)',
45: fa => 'Persian',
46: fr => 'French',
47: he => 'Hebrew',
48: ja => 'Japanese',
49: pt => 'Portuguese',
50: ru => 'Russian',
51: tr => 'Turkish',
52: zh => 'Chinese Simplified'
53: );
54:
55: use vars qw($lh $lang);
56: $lang = 'en';
57: if (@ARGV > 0) {
58: foreach my $poss (keys(%languages)) {
59: if ($ARGV[0] eq $poss) {
60: $lang = $ARGV[0];
61: }
62: }
63: }
64:
65: &get_language_handle($lang);
66:
67: # Check user has root privs
68: if (0 != $<) {
69: print &mt('This script must be run as root.')."\n".
70: &mt('Stopping execution.')."\n";
71: exit;
72: }
73:
74:
75: # Globals: filehandle LOG is global.
76: if (!open(LOG,">>loncapa_install.log")) {
77: print &mt('Unable to open log file.')."\n".
78: &mt('Stopping execution.')."\n";
79: exit;
80: } else {
1.88 ! raeburn 81: print LOG '$Id: install.pl,v 1.87 2024/04/27 03:13:56 raeburn Exp $'."\n";
1.1 raeburn 82: }
83:
84: #
1.2 raeburn 85: # Helper routines and routines to establish recommended actions
1.1 raeburn 86: #
87:
88: sub get_language_handle {
89: my @languages = @_;
90: $lh=LCLocalization::localize->get_handle(@languages);
91: }
92:
93: sub mt (@) {
94: if ($lh) {
95: if ($_[0] eq '') {
96: if (wantarray) {
97: return @_;
98: } else {
99: return $_[0];
100: }
101: } else {
102: return $lh->maketext(@_);
103: }
104: } else {
105: if (wantarray) {
106: return @_;
107: } else {
108: return $_[0];
109: }
110: }
111: }
112:
113: sub texthash {
114: my (%hash) = @_;
115: foreach (keys(%hash)) {
116: $hash{$_}=&mt($hash{$_});
117: }
118: return %hash;
119: }
120:
121:
122: sub skip_if_nonempty {
123: my ($string,$error)=@_;
124: return if (! defined($error));
125: chomp($string);chomp($error);
126: if ($string ne '') {
127: print_and_log("$error\n".&mt('Stopping execution.')."\n");
128: return 1;
129: }
130: return;
131: }
132:
133: sub writelog {
134: while ($_ = shift) {
135: chomp();
136: print LOG "$_\n";
137: }
138: }
139:
140: sub print_and_log {
141: while ($_=shift) {
142: chomp();
143: print "$_\n";
144: print LOG "$_\n";
145: }
146: }
147:
148: sub get_user_selection {
149: my ($defaultrun) = @_;
150: my $do_action = 0;
151: my $choice = <STDIN>;
152: chomp($choice);
153: $choice =~ s/(^\s+|\s+$)//g;
154: my $yes = &mt('y');
155: if ($defaultrun) {
156: if (($choice eq '') || ($choice =~ /^\Q$yes\E/i)) {
157: $do_action = 1;
158: }
159: } else {
160: if ($choice =~ /^\Q$yes\E/i) {
161: $do_action = 1;
162: }
163: }
164: return $do_action;
165: }
166:
167: sub get_distro {
1.49 raeburn 168: my ($distro,$gotprereqs,$updatecmd,$packagecmd,$installnow,$unknown);
1.1 raeburn 169: $packagecmd = '/bin/rpm -q LONCAPA-prerequisites ';
1.55 raeburn 170: if (-e '/etc/oracle-release') {
171: open(IN,'</etc/oracle-release');
172: my $versionstring=<IN>;
173: chomp($versionstring);
174: close(IN);
175: if ($versionstring =~ /^Oracle Linux Server release (\d+)/) {
176: my $version = $1;
177: $distro = 'oracle'.$1;
178: $updatecmd = 'yum install LONCAPA-prerequisites';
179: $installnow = 'yum -y install LONCAPA-prerequisites';
180: }
181: } elsif (-e '/etc/redhat-release') {
1.1 raeburn 182: open(IN,'</etc/redhat-release');
183: my $versionstring=<IN>;
184: chomp($versionstring);
185: close(IN);
186: if ($versionstring =~ /^Red Hat Linux release ([\d\.]+) /) {
187: my $version = $1;
188: if ($version=~/^7\./) {
189: $distro='redhat7';
190: } elsif ($version=~/^8\./) {
191: $distro='redhat8';
192: } elsif ($version=~/^9/) {
193: $distro='redhat9';
194: }
195: } elsif ($versionstring =~ /Fedora( Core)? release ([\d\.]+) /) {
196: my $version=$2;
197: if ($version - int($version) > .9) {
198: $distro = 'fedora'.(int($version)+1);
199: } else {
200: $distro = 'fedora'.int($version);
201: }
202: $updatecmd = 'yum install LONCAPA-prerequisites';
203: $installnow = 'yum -y install LONCAPA-prerequisites';
204: } elsif ($versionstring =~ /Red Hat Enterprise Linux [AE]S release ([\d\.]+) /) {
205: $distro = 'rhes'.$1;
206: $updatecmd = 'up2date -i LONCAPA-prerequisites';
207: } elsif ($versionstring =~ /Red Hat Enterprise Linux Server release (\d+)/) {
208: $distro = 'rhes'.$1;
209: $updatecmd = 'yum install LONCAPA-prerequisites';
210: $installnow = 'yum -y install LONCAPA-prerequisites';
1.54 raeburn 211: } elsif ($versionstring =~ /Red Hat Enterprise Linux release (\d+)/) {
212: $distro = 'rhes'.$1;
213: $updatecmd = 'dnf install LONCAPA-prerequisites';
214: $installnow = 'dnf -y install LONCAPA-prerequisites';
1.80 raeburn 215: } elsif ($versionstring =~ /CentOS(| Linux| Stream) release (\d+)/) {
216: $distro = 'centos'.$2;
217: if ($1 eq ' Stream') {
218: $distro .= '-stream';
219: }
1.1 raeburn 220: $updatecmd = 'yum install LONCAPA-prerequisites';
221: $installnow = 'yum -y install LONCAPA-prerequisites';
1.22 raeburn 222: } elsif ($versionstring =~ /Scientific Linux (?:SL )?release ([\d.]+) /) {
1.1 raeburn 223: my $ver = $1;
224: $ver =~ s/\.\d+$//;
225: $distro = 'scientific'.$ver;
226: $updatecmd = 'yum install LONCAPA-prerequisites';
227: $installnow = 'yum -y install LONCAPA-prerequisites';
1.79 raeburn 228: } elsif ($versionstring =~ /Rocky Linux release ([\d.]+)/) {
229: my $ver = $1;
230: $ver =~ s/\.\d+$//;
231: $distro = 'rocky'.$ver;
232: $updatecmd = 'dnf install LONCAPA-prerequisites';
233: $installnow = 'dnf -y install LONCAPA-prerequisites';
234: } elsif ($versionstring =~ /AlmaLinux release ([\d.]+) /) {
235: my $ver = $1;
236: $ver =~ s/\.\d+$//;
237: $distro = 'alma'.$ver;
238: $updatecmd = 'dnf install LONCAPA-prerequisites';
239: $installnow = 'dnf -y install LONCAPA-prerequisites';
1.1 raeburn 240: } else {
241: print &mt('Unable to interpret [_1] to determine system type.',
242: '/etc/redhat-release')."\n";
1.49 raeburn 243: $unknown = 1;
1.1 raeburn 244: }
245: } elsif (-e '/etc/SuSE-release') {
246: open(IN,'</etc/SuSE-release');
247: my $versionstring=<IN>;
248: chomp($versionstring);
249: close(IN);
250: if ($versionstring =~ /^SUSE LINUX Enterprise Server ([\d\.]+) /i) {
251: $distro='sles'.$1;
252: if ($1 >= 10) {
253: $updatecmd = 'zypper install LONCAPA-prerequisites';
254: } else {
255: $updatecmd = 'yast -i LONCAPA-prerequisites';
256: }
257: } elsif ($versionstring =~ /^SuSE Linux ([\d\.]+) /i) {
258: $distro = 'suse'.$1;
1.12 raeburn 259: $updatecmd = 'yast -i LONCAPA-prerequisites';
1.1 raeburn 260: } elsif ($versionstring =~ /^openSUSE ([\d\.]+) /i) {
261: $distro = 'suse'.$1;
262: if ($1 >= 10.3 ) {
263: $updatecmd = 'zypper install LONCAPA-prerequisites';
264: } else {
265: $updatecmd = 'yast -i LONCAPA-prerequisites';
266: }
267: } else {
268: print &mt('Unable to interpret [_1] to determine system type.',
269: '/etc/SuSE-release')."\n";
1.49 raeburn 270: $unknown = 1;
1.1 raeburn 271: }
272: } elsif (-e '/etc/issue') {
273: open(IN,'</etc/issue');
274: my $versionstring=<IN>;
275: chomp($versionstring);
276: close(IN);
277: if ($versionstring =~ /^Ubuntu (\d+)\.\d+/i) {
278: $distro = 'ubuntu'.$1;
279: $updatecmd = 'sudo apt-get install loncapa-prerequisites';
280: } elsif ($versionstring =~ /^Debian\s+GNU\/Linux\s+(\d+)\.\d+/i) {
281: $distro = 'debian'.$1;
1.49 raeburn 282: $updatecmd = 'apt-get install loncapa-prerequisites';
1.1 raeburn 283: } elsif (-e '/etc/debian_version') {
284: open(IN,'</etc/debian_version');
285: my $version=<IN>;
286: chomp($version);
287: close(IN);
288: if ($version =~ /^(\d+)\.\d+\.?\d*/) {
289: $distro='debian'.$1;
1.49 raeburn 290: $updatecmd = 'apt-get install loncapa-prerequisites';
1.1 raeburn 291: } else {
292: print &mt('Unable to interpret [_1] to determine system type.',
293: '/etc/debian_version')."\n";
1.49 raeburn 294: $unknown = 1;
1.1 raeburn 295: }
1.49 raeburn 296: }
297: if ($distro ne '') {
298: $packagecmd = '/usr/bin/dpkg -l loncapa-prerequisites ';
1.1 raeburn 299: }
300: } elsif (-e '/etc/debian_version') {
301: open(IN,'</etc/debian_version');
302: my $version=<IN>;
303: chomp($version);
304: close(IN);
305: if ($version =~ /^(\d+)\.\d+\.?\d*/) {
306: $distro='debian'.$1;
307: $packagecmd = '/usr/bin/dpkg -l loncapa-prerequisites ';
308: $updatecmd = 'apt-get install loncapa-prerequisites';
309: } else {
310: print &mt('Unable to interpret [_1] to determine system type.',
311: '/etc/debian_version')."\n";
1.49 raeburn 312: $unknown = 1;
313: }
314: }
315: if (($distro eq '') && (!$unknown)) {
316: if (-e '/etc/os-release') {
317: if (open(IN,'<','/etc/os-release')) {
318: my ($id,$version);
319: while(<IN>) {
320: chomp();
321: if (/^ID="(\w+)"/) {
322: $id=$1;
323: } elsif (/^VERSION_ID="([\d\.]+)"/) {
324: $version=$1;
325: }
326: }
327: close(IN);
328: if ($id eq 'sles') {
329: my ($major,$minor) = split(/\./,$version);
330: if ($major =~ /^\d+$/) {
331: $distro = $id.$major;
332: $updatecmd = 'zypper install LONCAPA-prerequisites';
333: }
334: }
335: }
336: if ($distro eq '') {
337: print &mt('Unable to interpret [_1] to determine system type.',
338: '/etc/os-release')."\n";
339: $unknown = 1;
340: }
341: } else {
1.55 raeburn 342: print &mt('Unknown installation: expecting a debian, ubuntu, suse, sles, redhat, fedora, scientific linux, or oracle linux system.')."\n";
1.1 raeburn 343: }
344: }
345: return ($distro,$packagecmd,$updatecmd,$installnow);
346: }
347:
1.47 raeburn 348: #
349: # get_hostname() prompts the user to provide the server's hostname.
350: #
351: # If invalid input is provided, the routine is called recursively
352: # until, a valid hostname is provided.
353: #
354:
1.46 raeburn 355: sub get_hostname {
356: my $hostname;
357: print &mt('Enter the hostname of this server, e.g., loncapa.somewhere.edu'."\n");
358: my $choice = <STDIN>;
359: chomp($choice);
360: $choice =~ s/(^\s+|\s+$)//g;
361: if ($choice eq '') {
362: print &mt("Hostname you entered was either blank or contanied only white space.\n");
363: } elsif ($choice =~ /^[\w\.\-]+$/) {
364: $hostname = $choice;
365: } else {
366: print &mt("Hostname you entered was invalid -- a hostname may only contain letters, numbers, - and .\n");
367: }
368: while ($hostname eq '') {
369: $hostname = &get_hostname();
370: }
371: print "\n";
372: return $hostname;
373: }
374:
1.47 raeburn 375: #
1.62 raeburn 376: # get_hostip() prompts the user to provide the server's IPv4 IP address
1.47 raeburn 377: #
378: # If invalid input is provided, the routine is called recursively
379: # until, a valid IPv4 address is provided.
380: #
381:
382: sub get_hostip {
383: my $hostip;
384: print &mt('Enter the IP address of this server, e.g., 192.168.10.24'."\n");
385: my $choice = <STDIN>;
386: chomp($choice);
387: $choice =~ s/(^\s+|\s+$)//g;
388: my $badformat = 1;
389: if ($choice eq '') {
390: print &mt("IP address you entered was either blank or contained only white space.\n");
391: } else {
392: if ($choice =~ /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/) {
393: if (($1<=255) && ($2<=255) && ($3<=255) && ($4<=255)) {
394: $badformat = 0;
395: }
396: }
397: if ($badformat) {
398: print &mt('Host IP you entered was invalid -- a host IP has the format d.d.d.d where each d is an integer between 0 and 255')."\n";
399: } else {
400: $hostip = $choice;
401: }
402: }
403: while ($hostip eq '') {
404: $hostip = &get_hostip();
405: }
406: print "\n";
407: return $hostip;
408: }
409:
1.1 raeburn 410: sub check_prerequisites {
411: my ($packagecmd,$distro) = @_;
412: my $gotprereqs;
413: if ($packagecmd ne '') {
414: if (open(PIPE,"$packagecmd|")) {
415: if ($distro =~ /^(debian|ubuntu)/) {
416: my @lines = <PIPE>;
417: chomp(@lines);
418: foreach my $line (@lines) {
419: if ($line =~ /^ii\s+loncapa-prerequisites\s+([\w\.]+)/) {
420: $gotprereqs = $1;
421: }
422: }
423: } else {
424: my $line = <PIPE>;
425: chomp($line);
1.8 raeburn 426: if ($line =~ /^LONCAPA\-prerequisites\-([\d\-]+)\.(?:[.\w]+)$/) {
1.1 raeburn 427: $gotprereqs = $1;
428: }
429: }
430: close(PIPE);
431: } else {
432: print &mt('Error: could not determine if LONCAPA-prerequisites package is installed')."\n";
433: }
434: }
435: return $gotprereqs;
436: }
437:
1.6 raeburn 438: sub check_locale {
439: my ($distro) = @_;
1.63 raeburn 440: my ($fh,$langvar,$command,$earlyout);
1.8 raeburn 441: $langvar = 'LANG';
1.6 raeburn 442: if ($distro =~ /^(ubuntu|debian)/) {
443: if (!open($fh,"</etc/default/locale")) {
444: print &mt('Failed to open: [_1], default locale not checked.',
445: '/etc/default/locale');
1.63 raeburn 446: $earlyout = 1;
1.6 raeburn 447: }
1.49 raeburn 448: } elsif ($distro =~ /^(suse|sles)(\d+)/) {
449: if (($1 eq 'sles') && ($2 >= 15)) {
450: if (!open($fh,"</etc/locale.conf")) {
451: print &mt('Failed to open: [_1], default locale not checked.',
452: '/etc/locale.conf');
1.63 raeburn 453: $earlyout = 1;
1.49 raeburn 454: }
455: } else {
456: if (!open($fh,"</etc/sysconfig/language")) {
457: print &mt('Failed to open: [_1], default locale not checked.',
458: '/etc/sysconfig/language');
1.63 raeburn 459: $earlyout = 1;
1.49 raeburn 460: }
461: $langvar = 'RC_LANG';
1.8 raeburn 462: }
1.24 raeburn 463: } elsif ($distro =~ /^fedora(\d+)/) {
464: if ($1 >= 18) {
465: if (!open($fh,"</etc/locale.conf")) {
466: print &mt('Failed to open: [_1], default locale not checked.',
467: '/etc/locale.conf');
1.63 raeburn 468: $earlyout = 1;
1.24 raeburn 469: }
470: } elsif (!open($fh,"</etc/sysconfig/i18n")) {
471: print &mt('Failed to open: [_1], default locale not checked.',
472: '/etc/sysconfig/i18n');
1.66 raeburn 473: $earlyout = 1;
1.24 raeburn 474: }
1.82 raeburn 475: } elsif ($distro =~ /^(?:rhes|centos|scientific|oracle|rocky|alma)(\d+)/) {
1.29 raeburn 476: if ($1 >= 7) {
477: if (!open($fh,"</etc/locale.conf")) {
478: print &mt('Failed to open: [_1], default locale not checked.',
479: '/etc/locale.conf');
1.63 raeburn 480: $earlyout = 1;
1.29 raeburn 481: }
482: } elsif (!open($fh,"</etc/sysconfig/i18n")) {
483: print &mt('Failed to open: [_1], default locale not checked.',
484: '/etc/sysconfig/i18n');
1.63 raeburn 485: $earlyout = 1;
1.29 raeburn 486: }
1.6 raeburn 487: } else {
488: if (!open($fh,"</etc/sysconfig/i18n")) {
489: print &mt('Failed to open: [_1], default locale not checked.',
490: '/etc/sysconfig/i18n');
1.63 raeburn 491: $earlyout = 1;
1.6 raeburn 492: }
493: }
1.63 raeburn 494: return if ($earlyout);
1.6 raeburn 495: my @data = <$fh>;
496: chomp(@data);
497: foreach my $item (@data) {
1.25 raeburn 498: if ($item =~ /^\Q$langvar\E=\"?([^\"]*)\"?/) {
1.6 raeburn 499: my $default = $1;
500: if ($default ne 'en_US.UTF-8') {
501: if ($distro =~ /^debian/) {
1.25 raeburn 502: $command = 'locale-gen en_US.UTF-8'."\n".
503: 'update-locale LANG=en_US.UTF-8';
1.6 raeburn 504: } elsif ($distro =~ /^ubuntu/) {
1.25 raeburn 505: $command = 'sudo locale-gen en_US.UTF-8'."\n".
506: 'sudo update-locale LANG=en_US.UTF-8';
1.7 raeburn 507: } elsif ($distro =~ /^(suse|sles)/) {
1.57 raeburn 508: $command = 'yast language';
1.54 raeburn 509: } elsif (-e '/usr/bin/system-config-language') {
510: $command = 'system-config-language';
511: } elsif (-e '/usr/bin/localectl') {
1.58 raeburn 512: $command = '/usr/bin/localectl set-locale LANG=en_US.UTF-8';
1.6 raeburn 513: } else {
1.54 raeburn 514: $command = 'No standard command found';
1.6 raeburn 515: }
516: }
517: last;
518: }
519: }
520: close($fh);
521: return $command;
522: }
523:
1.1 raeburn 524: sub check_required {
525: my ($instdir,$dsn) = @_;
526: my ($distro,$packagecmd,$updatecmd,$installnow) = &get_distro();
527: if ($distro eq '') {
528: return;
529: }
530: my $gotprereqs = &check_prerequisites($packagecmd,$distro);
531: if ($gotprereqs eq '') {
1.22 raeburn 532: return ($distro,$gotprereqs,'',$packagecmd,$updatecmd);
1.6 raeburn 533: }
534: my $localecmd = &check_locale($distro);
535: unless ($localecmd eq '') {
536: return ($distro,$gotprereqs,$localecmd);
1.1 raeburn 537: }
1.68 raeburn 538: my ($mysqlon,$mysqlsetup,$mysqlrestart,$dbh,$has_pass,$mysql_unix_socket,$has_lcdb,
539: %recommended,$downloadstatus,$filetouse,$production,$testing,$apachefw,
1.71 raeburn 540: $tostop,$uses_systemctl,$mysql_has_wwwuser,$hostname,$hostip);
1.1 raeburn 541: my $wwwuid = &uid_of_www();
542: my $wwwgid = getgrnam('www');
543: if (($wwwuid eq '') || ($wwwgid eq '')) {
544: $recommended{'wwwuser'} = 1;
545: }
546: unless( -e "/usr/local/sbin/pwauth") {
547: $recommended{'pwauth'} = 1;
548: }
1.47 raeburn 549: $hostname = Sys::Hostname::FQDN::fqdn();
1.46 raeburn 550: if ($hostname eq '') {
551: $hostname =&get_hostname();
552: } else {
553: print &mt("Hostname detected: $hostname. Is that correct? ~[Y/n~]");
554: if (!&get_user_selection(1)) {
555: $hostname =&get_hostname();
556: }
557: }
1.47 raeburn 558: $hostip = Socket::inet_ntoa(scalar(gethostbyname($hostname)) || 'localhost');
559: if ($hostip eq '') {
560: $hostip=&get_hostip();
561: } else {
562: print &mt("Host IP address detected: $hostip. Is that correct? ~[Y/n~]");
563: if (!&get_user_selection(1)) {
564: $hostip=&get_hostip();
565: }
566: }
567: print_and_log("\n".&mt('Hostname is [_1] and IP address is [_2]',$hostname,$hostip)."\n");
1.1 raeburn 568: $mysqlon = &check_mysql_running($distro);
569: if ($mysqlon) {
1.68 raeburn 570: ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser,$mysql_unix_socket) =
1.71 raeburn 571: &check_mysql_setup($instdir,$dsn,$distro);
1.34 raeburn 572: if ($mysqlsetup eq 'needsrestart') {
573: $mysqlrestart = '';
574: if ($distro eq 'ubuntu') {
575: $mysqlrestart = 'sudo ';
576: }
577: $mysqlrestart .= 'service mysql restart';
578: return ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,$mysqlrestart);
1.1 raeburn 579: } else {
1.34 raeburn 580: if ($mysqlsetup eq 'noroot') {
1.1 raeburn 581: $recommended{'mysqlperms'} = 1;
1.34 raeburn 582: } else {
583: unless ($mysql_has_wwwuser) {
584: $recommended{'mysqlperms'} = 1;
585: }
586: }
587: if ($dbh) {
588: $has_lcdb = &check_loncapa_mysqldb($dbh);
589: }
590: unless ($has_lcdb) {
591: $recommended{'mysql'} = 1;
1.1 raeburn 592: }
593: }
594: }
1.47 raeburn 595: my ($sslhostsfilesref,$has_std,$has_int,$rewritenum,$nochgstd,$nochgint);
1.5 raeburn 596: ($recommended{'firewall'},$apachefw) = &chkfirewall($distro);
1.35 raeburn 597: ($recommended{'runlevels'},$tostop,$uses_systemctl) = &chkconfig($distro,$instdir);
1.1 raeburn 598: $recommended{'apache'} = &chkapache($distro,$instdir);
1.47 raeburn 599: ($recommended{'apachessl'},$sslhostsfilesref,$has_std,$has_int,$rewritenum,
600: $nochgstd,$nochgint) = &chkapachessl($distro,$instdir,$hostname,$hostip);
1.1 raeburn 601: $recommended{'stopsrvcs'} = &chksrvcs($distro,$tostop);
602: ($recommended{'download'},$downloadstatus,$filetouse,$production,$testing)
1.77 raeburn 603: = &need_download($distro,$instdir);
1.6 raeburn 604: return ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,
1.68 raeburn 605: $mysqlrestart,\%recommended,$dbh,$has_pass,$mysql_unix_socket,
606: $has_lcdb,$downloadstatus,$filetouse,$production,$testing,$apachefw,
607: $uses_systemctl,$hostname,$hostip,$sslhostsfilesref,$has_std,$has_int,
608: $rewritenum,$nochgstd,$nochgint);
1.1 raeburn 609: }
610:
611: sub check_mysql_running {
612: my ($distro) = @_;
1.23 raeburn 613: my $use_systemctl;
1.1 raeburn 614: my $mysqldaemon ='mysqld';
615: if ($distro =~ /^(suse|sles|debian|ubuntu)/) {
616: $mysqldaemon = 'mysql';
617: }
1.6 raeburn 618: my $process = 'mysqld_safe';
619: my $proc_owner = 'root';
620: if ($distro =~ /^ubuntu(\w+)/) {
621: if ($1 >= 10) {
622: $process = 'mysqld';
623: $proc_owner = 'mysql';
624: }
1.35 raeburn 625: } elsif ($distro =~ /^fedora(\d+)/) {
1.23 raeburn 626: if ($1 >= 16) {
627: $process = 'mysqld';
628: $proc_owner = 'mysql';
629: $use_systemctl = 1;
630: }
1.39 raeburn 631: if ($1 >= 19) {
1.37 raeburn 632: $mysqldaemon ='mariadb';
633: }
1.78 raeburn 634: if ($1 >= 34) {
635: $process = 'mariadb';
636: }
1.79 raeburn 637: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.29 raeburn 638: if ($1 >= 7) {
639: $mysqldaemon ='mariadb';
640: $process = 'mysqld';
641: $proc_owner = 'mysql';
642: $use_systemctl = 1;
643: }
1.83 raeburn 644: if ($1 >= 9) {
645: $process = 'mariadb';
646: }
1.35 raeburn 647: } elsif ($distro =~ /^sles(\d+)/) {
648: if ($1 >= 12) {
649: $use_systemctl = 1;
1.42 raeburn 650: $proc_owner = 'mysql';
651: $process = 'mysqld';
1.35 raeburn 652: }
1.49 raeburn 653: if ($1 >= 15) {
654: $mysqldaemon ='mariadb';
655: }
1.35 raeburn 656: } elsif ($distro =~ /^suse(\d+)/) {
657: if ($1 >= 13) {
658: $use_systemctl = 1;
659: }
1.29 raeburn 660: }
1.35 raeburn 661: if (open(PIPE,"ps -ef |grep $process |grep ^$proc_owner |grep -v grep 2>&1 |")) {
1.1 raeburn 662: my $status = <PIPE>;
663: close(PIPE);
664: chomp($status);
1.6 raeburn 665: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
1.1 raeburn 666: print_and_log(&mt('MySQL is running.')."\n");
667: return 1;
668: } else {
1.23 raeburn 669: if ($use_systemctl) {
670: system("/bin/systemctl start $mysqldaemon.service >/dev/null 2>&1 ");
671: } else {
672: system("/etc/init.d/$mysqldaemon start >/dev/null 2>&1 ");
673: }
1.1 raeburn 674: print_and_log(&mt('Waiting for MySQL to start.')."\n");
675: sleep 5;
1.12 raeburn 676: if (open(PIPE,"ps -ef |grep $process |grep -v grep 2>&1 |")) {
677: $status = <PIPE>;
1.1 raeburn 678: close(PIPE);
679: chomp($status);
1.12 raeburn 680: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
1.1 raeburn 681: print_and_log(&mt('MySQL is running.')."\n");
682: return 1;
683: } else {
1.12 raeburn 684: print_and_log(&mt('Still waiting for MySQL to start.')."\n");
685: sleep 5;
686: if (open(PIPE,"ps -ef |grep $process |grep -v grep 2>&1 |")) {
687: $status = <PIPE>;
688: close(PIPE);
689: chomp($status);
690: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
691: print_and_log(&mt('MySQL is running.')."\n");
692: return 1;
693: } else {
694: print_and_log(&mt('Given up waiting for MySQL to start.')."\n");
695: }
696: }
1.1 raeburn 697: }
698: }
699: }
700: } else {
701: print &mt('Could not determine if MySQL is running.')."\n";
702: }
703: return;
704: }
705:
706: sub chkconfig {
1.8 raeburn 707: my ($distro,$instdir) = @_;
1.23 raeburn 708: my (%needfix,%tostop,%uses_systemctl);
1.1 raeburn 709: my $checker_bin = '/sbin/chkconfig';
1.23 raeburn 710: my $sysctl_bin = '/bin/systemctl';
1.6 raeburn 711: my %daemon = (
712: mysql => 'mysqld',
713: apache => 'httpd',
714: cups => 'cups',
715: ntp => 'ntpd',
716: memcached => 'memcached',
717: );
1.1 raeburn 718: my @runlevels = qw/3 4 5/;
719: my @norunlevels = qw/0 1 6/;
720: if ($distro =~ /^(suse|sles)/) {
721: @runlevels = qw/3 5/;
722: @norunlevels = qw/0 2 1 6/;
1.6 raeburn 723: $daemon{'mysql'} = 'mysql';
724: $daemon{'apache'} = 'apache2';
1.8 raeburn 725: $daemon{'ntp'} = 'ntp';
1.1 raeburn 726: if ($distro =~ /^(suse|sles)9/) {
1.6 raeburn 727: $daemon{'apache'} = 'apache';
1.1 raeburn 728: }
1.35 raeburn 729: if ($distro =~ /^(suse|sles)([\d\.]+)/) {
730: my $name = $1;
731: my $num = $2;
732: if ($num > 11) {
1.26 raeburn 733: $uses_systemctl{'apache'} = 1;
1.35 raeburn 734: if (($name eq 'sles') || ($name eq 'suse' && $num >= 13.2)) {
735: $uses_systemctl{'mysql'} = 1;
736: $uses_systemctl{'ntp'} = 1;
737: $uses_systemctl{'cups'} = 1;
738: $uses_systemctl{'memcached'} = 1;
1.49 raeburn 739: if (($name eq 'sles') && ($num >= 15)) {
740: $daemon{'ntp'} = 'chronyd';
741: $daemon{'mysql'} = 'mariadb';
742: } else {
743: $daemon{'ntp'} = 'ntpd';
744: }
1.35 raeburn 745: }
1.26 raeburn 746: }
747: }
1.6 raeburn 748: } elsif ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
749: my $version = $1;
1.1 raeburn 750: @runlevels = qw/2 3 4 5/;
751: @norunlevels = qw/0 1 6/;
1.44 raeburn 752: if (($distro =~ /^ubuntu/) && ($version <= 16)) {
753: $checker_bin = '/usr/sbin/sysv-rc-conf';
754: } else {
755: $uses_systemctl{'ntp'} = 1;
756: $uses_systemctl{'mysql'} = 1;
757: $uses_systemctl{'apache'} = 1;
758: $uses_systemctl{'memcached'} = 1;
759: $uses_systemctl{'cups'} = 1;
760: }
1.6 raeburn 761: $daemon{'mysql'} = 'mysql';
762: $daemon{'apache'} = 'apache2';
763: $daemon{'ntp'} = 'ntp';
764: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
765: $daemon{'cups'} = 'cupsys';
766: }
1.61 raeburn 767: if (($distro =~ /^ubuntu/) && ($version >= 18)) {
768: $daemon{'ntp'} = 'chrony';
769: }
1.26 raeburn 770: } elsif ($distro =~ /^fedora(\d+)/) {
1.23 raeburn 771: my $version = $1;
772: if ($version >= 15) {
773: $uses_systemctl{'ntp'} = 1;
774: }
775: if ($version >= 16) {
776: $uses_systemctl{'mysql'} = 1;
777: $uses_systemctl{'apache'} = 1;
1.35 raeburn 778: $uses_systemctl{'memcached'} = 1;
779: $uses_systemctl{'cups'} = 1;
1.23 raeburn 780: }
1.39 raeburn 781: if ($version >= 19) {
1.37 raeburn 782: $daemon{'mysql'} = 'mariadb';
783: }
1.59 raeburn 784: if ($version >= 26) {
785: $daemon{'ntp'} = 'chronyd';
786: }
1.79 raeburn 787: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.29 raeburn 788: my $version = $1;
789: if ($version >= 7) {
790: $uses_systemctl{'ntp'} = 1;
791: $uses_systemctl{'mysql'} = 1;
792: $uses_systemctl{'apache'} = 1;
1.35 raeburn 793: $uses_systemctl{'memcached'} = 1;
794: $uses_systemctl{'cups'} = 1;
1.30 raeburn 795: $daemon{'mysql'} = 'mariadb';
1.29 raeburn 796: }
1.56 raeburn 797: if (($version >= 8) || ($distro eq 'oracle7')) {
1.54 raeburn 798: $daemon{'ntp'} = 'chronyd';
799: }
1.1 raeburn 800: }
1.23 raeburn 801: my $nocheck;
1.1 raeburn 802: if (! -x $checker_bin) {
1.23 raeburn 803: if ($uses_systemctl{'mysql'} && $uses_systemctl{'apache'}) {
804: if (! -x $sysctl_bin) {
805: $nocheck = 1;
806: }
807: } else {
808: $nocheck = 1;
809: }
810: }
811: if ($nocheck) {
1.6 raeburn 812: print &mt('Could not check runlevel status for MySQL or Apache')."\n";
1.1 raeburn 813: return;
814: }
815: my $rlstr = join('',@runlevels);
816: my $nrlstr = join('',@norunlevels);
1.23 raeburn 817:
1.6 raeburn 818: foreach my $type ('apache','mysql','ntp','cups','memcached') {
819: my $service = $daemon{$type};
1.23 raeburn 820: if ($uses_systemctl{$type}) {
1.35 raeburn 821: if (($type eq 'memcached') || ($type eq 'cups')) {
822: if (-l "/etc/systemd/system/multi-user.target.wants/$service.service") {
823: $tostop{$type} = 1;
824: }
825: } else {
826: if (!-l "/etc/systemd/system/multi-user.target.wants/$service.service") {
827: $needfix{$type} = "systemctl enable $service.service";
828: }
1.23 raeburn 829: }
830: } else {
831: my $command = $checker_bin.' --list '.$service.' 2>/dev/null';
1.35 raeburn 832: if ($type eq 'cups') {
1.23 raeburn 833: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
834: my $version = $1;
835: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
836: $command = $checker_bin.' --list cupsys 2>/dev/null';
1.19 raeburn 837: }
838: }
839: }
1.23 raeburn 840: my $results = `$command`;
841: my $tofix;
842: if ($results eq '') {
843: if (($type eq 'apache') || ($type eq 'mysql') || ($type eq 'ntp')) {
844: if ($distro =~ /^(debian|ubuntu)/) {
845: $tofix = "update-rc.d $type defaults";
846: } else {
847: $tofix = "$checker_bin --add $service\n";
848: }
1.6 raeburn 849: }
1.23 raeburn 850: } else {
851: my %curr_runlevels;
852: for (my $rl=0; $rl<=6; $rl++) {
853: if ($results =~ /$rl:on/) { $curr_runlevels{$rl}++; }
854: }
855: if (($type eq 'apache') || ($type eq 'mysql') || ($type eq 'ntp')) {
856: my $warning;
857: foreach my $rl (@runlevels) {
858: if (!exists($curr_runlevels{$rl})) {
859: $warning = 1;
860: }
861: }
862: if ($warning) {
863: $tofix = "$checker_bin --level $rlstr $service on\n";
864: }
865: } elsif (keys(%curr_runlevels) > 0) {
866: $tostop{$type} = 1;
1.1 raeburn 867: }
868: }
1.23 raeburn 869: if ($tofix) {
870: $needfix{$type} = $tofix;
1.1 raeburn 871: }
1.5 raeburn 872: }
1.1 raeburn 873: }
874: if ($distro =~ /^(suse|sles)([\d\.]+)$/) {
875: my $name = $1;
876: my $version = $2;
877: my ($major,$minor);
878: if ($name eq 'suse') {
879: ($major,$minor) = split(/\./,$version);
880: } else {
881: $major = $version;
882: }
1.49 raeburn 883: if (($major > 10) && ($major <= 13)) {
1.8 raeburn 884: if (&check_SuSEfirewall2_setup($instdir)) {
885: $needfix{'insserv'} = 1;
886: }
1.1 raeburn 887: }
888: }
1.35 raeburn 889: return (\%needfix,\%tostop,\%uses_systemctl);
1.1 raeburn 890: }
891:
1.49 raeburn 892: sub uses_firewalld {
893: my ($distro) = @_;
1.53 raeburn 894: my ($inuse,$checkfirewalld,$zone);
1.49 raeburn 895: if ($distro =~ /^(suse|sles)([\d\.]+)$/) {
896: if (($1 eq 'sles') && ($2 >= 15)) {
897: $checkfirewalld = 1;
898: }
899: } elsif ($distro =~ /^fedora(\d+)$/) {
900: if ($1 >= 18) {
901: $checkfirewalld = 1;
902: }
1.79 raeburn 903: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.49 raeburn 904: if ($1 >= 7) {
905: $checkfirewalld = 1;
906: }
907: }
908: if ($checkfirewalld) {
909: my ($loaded,$active);
1.75 raeburn 910: if (open(PIPE,"systemctl status firewalld 2>/dev/null |")) {
1.49 raeburn 911: while (<PIPE>) {
912: chomp();
913: if (/^\s*Loaded:\s+(\w+)/) {
914: $loaded = $1;
915: }
1.75 raeburn 916: if (/^\s*Active:\s+(\w+)/) {
1.49 raeburn 917: $active = $1;
918: }
919: }
920: close(PIPE);
921: }
922: if (($loaded eq 'loaded') || ($active eq 'active')) {
923: $inuse = 1;
1.53 raeburn 924: my $cmd = 'firewall-cmd --get-default-zone';
925: if (open(PIPE,"$cmd |")) {
926: my $result = <PIPE>;
927: chomp($result);
928: close(PIPE);
929: if ($result =~ /^\w+$/) {
930: $zone = $result;
931: }
932: }
1.49 raeburn 933: }
934: }
1.53 raeburn 935: return ($inuse,$zone);
1.49 raeburn 936: }
937:
1.1 raeburn 938: sub chkfirewall {
1.5 raeburn 939: my ($distro) = @_;
1.1 raeburn 940: my $configfirewall = 1;
941: my %ports = (
942: http => 80,
943: https => 443,
944: );
1.5 raeburn 945: my %activefw;
1.53 raeburn 946: my ($firewalld,$zone) = &uses_firewalld($distro);
947: if ($firewalld) {
948: my %current;
949: if (open(PIPE,'firewall-cmd --permanent --zone='.$zone.' --list-services |')) {
950: my $svc = <PIPE>;
951: close(PIPE);
952: chomp($svc);
953: map { $current{$_} = 1; } (split(/\s+/,$svc));
954: }
955: if ($current{'http'} && $current{'https'}) {
956: $configfirewall = 0;
957: }
958: } else {
959: if (&firewall_is_active()) {
1.49 raeburn 960: my $iptables = &get_pathto_iptables();
961: if ($iptables eq '') {
962: print &mt('Firewall not checked as path to iptables not determined.')."\n";
963: } else {
964: my @fwchains = &get_fw_chains($iptables,$distro);
965: if (@fwchains) {
966: foreach my $service ('http','https') {
967: foreach my $fwchain (@fwchains) {
968: if (&firewall_is_port_open($iptables,$fwchain,$ports{$service})) {
969: $activefw{$service} = 1;
970: last;
971: }
1.1 raeburn 972: }
973: }
1.49 raeburn 974: if ($activefw{'http'}) {
975: $configfirewall = 0;
976: }
977: } else {
978: print &mt('Firewall not checked as iptables Chains not identified.')."\n";
1.1 raeburn 979: }
980: }
1.53 raeburn 981: } else {
982: print &mt('Firewall not enabled.')."\n";
1.1 raeburn 983: }
984: }
1.5 raeburn 985: return ($configfirewall,\%activefw);
1.1 raeburn 986: }
987:
988: sub chkapache {
989: my ($distro,$instdir) = @_;
990: my $fixapache = 1;
1.28 raeburn 991: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
992: my $distname = $1;
993: my $version = $2;
1.33 raeburn 994: my ($stdconf,$stdsite);
995: if (($distname eq 'ubuntu') && ($version > 12)) {
996: $stdconf = "$instdir/debian-ubuntu/ubuntu14/loncapa_conf";
997: $stdsite = "$instdir/debian-ubuntu/ubuntu14/loncapa_sites";
998: } else {
999: $stdconf = "$instdir/debian-ubuntu/loncapa";
1000: }
1001: if (!-e $stdconf) {
1.1 raeburn 1002: $fixapache = 0;
1003: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.28 raeburn 1004: } else {
1.33 raeburn 1005: my ($configfile,$sitefile);
1.28 raeburn 1006: if (($distname eq 'ubuntu') && ($version > 12)) {
1.69 raeburn 1007: $sitefile = '/etc/apache2/sites-available/loncapa.conf';
1008: $configfile = '/etc/apache2/conf-available/loncapa.conf';
1.33 raeburn 1009: } else {
1.69 raeburn 1010: $configfile = '/etc/apache2/sites-available/loncapa';
1.28 raeburn 1011: }
1.33 raeburn 1012: if (($configfile ne '') && (-e $configfile) && (-e $stdconf)) {
1013: if (open(PIPE, "diff --brief $stdconf $configfile |")) {
1.28 raeburn 1014: my $diffres = <PIPE>;
1015: close(PIPE);
1016: chomp($diffres);
1017: unless ($diffres) {
1018: $fixapache = 0;
1019: }
1.1 raeburn 1020: }
1021: }
1.33 raeburn 1022: if ((!$fixapache) && ($distname eq 'ubuntu') && ($version > 12)) {
1023: if (($sitefile ne '') && (-e $sitefile) && (-e $stdsite)) {
1024: if (open(PIPE, "diff --brief $stdsite $sitefile |")) {
1025: my $diffres = <PIPE>;
1026: close(PIPE);
1027: chomp($diffres);
1028: unless ($diffres) {
1029: $fixapache = 0;
1030: }
1031: }
1032: }
1033: }
1.1 raeburn 1034: }
1.6 raeburn 1035: if (!$fixapache) {
1036: foreach my $module ('headers.load','expires.load') {
1037: unless (-l "/etc/apache2/mods-enabled/$module") {
1038: $fixapache = 1;
1039: }
1040: }
1041: }
1.64 raeburn 1042: if ((!$fixapache) && ($distname eq 'ubuntu')) {
1043: my $sitestatus = "/etc/apache2/mods-available/status.conf";
1044: my $stdstatus = "$instdir/debian-ubuntu/status.conf";
1045: if ((-e $stdstatus) && (-e $sitestatus)) {
1046: if (open(PIPE, "diff --brief $stdstatus $sitestatus |")) {
1047: my $diffres = <PIPE>;
1048: close(PIPE);
1049: chomp($diffres);
1050: if ($diffres) {
1051: $fixapache = 1;
1052: }
1053: }
1054: }
1055: }
1.49 raeburn 1056: } elsif ($distro =~ /^(suse|sles)([\d\.]+)$/) {
1057: my ($name,$version) = ($1,$2);
1.1 raeburn 1058: my $apache = 'apache';
1.57 raeburn 1059: my $conf_file = "$instdir/sles-suse/default-server.conf";
1.49 raeburn 1060: if ($version >= 10) {
1.8 raeburn 1061: $apache = 'apache2';
1.1 raeburn 1062: }
1.49 raeburn 1063: if (($name eq 'sles') && ($version >= 12)) {
1064: $conf_file = "$instdir/sles-suse/apache2.4/default-server.conf";
1065: }
1.57 raeburn 1066: if (!-e $conf_file) {
1.1 raeburn 1067: $fixapache = 0;
1068: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.49 raeburn 1069: } elsif (-e "/etc/$apache/default-server.conf") {
1070: if (open(PIPE, "diff --brief $conf_file /etc/$apache/default-server.conf |")) {
1.9 raeburn 1071: my $diffres = <PIPE>;
1072: close(PIPE);
1073: chomp($diffres);
1074: unless ($diffres) {
1075: $fixapache = 0;
1076: }
1077: }
1078: }
1079: } elsif ($distro eq 'rhes4') {
1080: if (!-e "$instdir/rhes4/httpd.conf") {
1081: $fixapache = 0;
1082: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1083: } elsif ((-e "/etc/httpd/conf/httpd.conf") && (-e "$instdir/rhes4/httpd.conf")) {
1084: if (open(PIPE, "diff --brief $instdir/rhes4/httpd.conf /etc/httpd/conf/httpd.conf |")) {
1.1 raeburn 1085: my $diffres = <PIPE>;
1086: close(PIPE);
1087: chomp($diffres);
1088: unless ($diffres) {
1089: $fixapache = 0;
1090: }
1091: }
1092: }
1093: } else {
1.14 raeburn 1094: my $configfile = 'httpd.conf';
1.59 raeburn 1095: my $mpmfile = 'mpm.conf';
1.81 raeburn 1096: if ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.29 raeburn 1097: if ($1 >= 7) {
1098: $configfile = 'apache2.4/httpd.conf';
1099: } elsif ($1 > 5) {
1.14 raeburn 1100: $configfile = 'new/httpd.conf';
1101: }
1102: } elsif ($distro =~ /^fedora(\d+)$/) {
1.29 raeburn 1103: if ($1 > 17) {
1.59 raeburn 1104: $configfile = 'apache2.4/httpd.conf';
1.29 raeburn 1105: } elsif ($1 > 10) {
1.15 raeburn 1106: $configfile = 'new/httpd.conf';
1.14 raeburn 1107: }
1108: }
1109: if (!-e "$instdir/centos-rhes-fedora-sl/$configfile") {
1.1 raeburn 1110: $fixapache = 0;
1111: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.14 raeburn 1112: } elsif ((-e "/etc/httpd/conf/httpd.conf") && (-e "$instdir/centos-rhes-fedora-sl/$configfile")) {
1113: if (open(PIPE, "diff --brief $instdir/centos-rhes-fedora-sl/$configfile /etc/httpd/conf/httpd.conf |")) {
1.1 raeburn 1114: my $diffres = <PIPE>;
1115: close(PIPE);
1116: chomp($diffres);
1117: unless ($diffres) {
1118: $fixapache = 0;
1119: }
1120: }
1121: }
1.59 raeburn 1122: if (-e "/etc/httpd/conf.modules.d/00-mpm.conf") {
1123: if (!-e "$instdir/centos-rhes-fedora-sl/$mpmfile") {
1124: print &mt('Warning: No LON-CAPA Apache MPM configuration file found for installation check.')."\n";
1125: } elsif ((-e "/etc/httpd/conf.modules.d/00-mpm.conf") && (-e "$instdir/centos-rhes-fedora-sl/$mpmfile")) {
1126: if (open(PIPE, "diff --brief $instdir/centos-rhes-fedora-sl/$mpmfile /etc/httpd/conf.modules.d/00-mpm.conf |")) {
1127: my $diffres = <PIPE>;
1128: close(PIPE);
1129: chomp($diffres);
1130: if ($diffres) {
1131: $fixapache = 1;
1132: }
1133: }
1134: }
1135: }
1.1 raeburn 1136: }
1137: return $fixapache;
1138: }
1139:
1.47 raeburn 1140: #
1141: # chkapachessl() determines whether a server's Apache SSL configuration
1142: # needs updating to support LON-CAPA.
1143: #
1144: # LON-CAPA uses VirtualHosts for port 443, and requires that they are
1145: # defined in one Apache configuration file containing two VirtualHost
1146: # blocks, in order:
1147: #
1148: # (1) a block with no ServerName, or with ServerName set to the
1149: # server's hostname. This block should contain:
1150: #
1151: # <IfModule mod_rewrite.c>
1152: # LON-CAPA rewrite rules defined in sslrewrite.conf
1153: # </IfModule>
1154: #
1155: # (2) a block with ServerName set to internal-$hostname
1156: # (where $hostname is server's hostname).
1157: # This block should contain the config and rewrite rules
1158: # found in loncapassl.conf.
1159: #
1160: # chkapachessl() retrieves the names of .conf files in
1161: # the directory appropriate for the particular Linux distro,
1162: # and then checks to see which .conf file is the best candidate as
1163: # the single file containing VirtualHosts definitions and
1164: # <IfModule mod_rewrite.c> </IfModule> rewrite blocks.
1165: #
1166: # The best candidate is the one containing a block:
1167: # <VirtualHost ????? :443>
1168: # (where ????? might be _default_ or * or an IP address)
1169: # <IfModule mod_rewrite.c>
1170: # </IfModule>
1171: # </VirtualHost>
1172: # with the fewest differences between the contents of the
1173: # IfModule block and the expected contents (from sslrewrite.conf)
1174: #
1175: # If there are no files with rewrite blocks, then a candidate file
1176: # is chosen from the .conf files containing VirtualHosts definitions.
1177: #
1178: # If the user includes "Configure SSL for Apache web server" as
1179: # one of the actions to take to prepare the server for LON-CAPA
1180: # installation, then the output from &chkapachessl() will be
1181: # used to determined which file will contain VirtualHost configs.
1182: #
1183: # If there are no files containing VirtualHosts definitions, then
1184: # <VirtualHost *:443> </VirtualHost> blocks will be appended to
1185: # the standard Apache SSL config for the particular distro:
1186: # ssl.conf for RHEL/CentOS/Scientific/Fedora, vhost-ssl.conf
1187: # for SuSE/SLES, and default-ssl.conf for Ubuntu.
1188: #
1189: # Once a file is selected, the contents of sslrewrite.conf and
1190: # loncapassl.conf are compared with appropriate blocks in the file
1191: # and the user will be prompted to agree to insertion of missing
1192: # lines and/or deletion of surplus lines.
1193: #
1194:
1.46 raeburn 1195: sub chkapachessl {
1.47 raeburn 1196: my ($distro,$instdir,$hostname,$hostip) = @_;
1.46 raeburn 1197: my $fixapachessl = 1;
1.47 raeburn 1198: my $sslintconf = "$instdir/loncapassl.conf";
1199: my $sslrewriteconf = "$instdir/sslrewrite.conf";
1200: my (%sslfiles,%rewrites,%vhostonly,$has_std,$has_int,$rewritenum,$nochgint,$nochgstd);
1201: $nochgstd = 0;
1202: $nochgint = 0;
1203: if (!-e $sslintconf) {
1204: $fixapachessl = 0;
1205: print &mt('Warning: LON-CAPA SSL Apache configuration file [_1] needed for installation check.',$sslintconf)."\n";
1206: } elsif (!-e $sslrewriteconf) {
1.46 raeburn 1207: $fixapachessl = 0;
1.47 raeburn 1208: print &mt('Warning: LON-CAPA SSL Apache configuration file [_1] needed for installation check is missing.',$sslrewriteconf)."\n";
1.46 raeburn 1209: } else {
1.47 raeburn 1210: my $ssldir;
1.46 raeburn 1211: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
1.47 raeburn 1212: $ssldir = '/etc/apache2/sites-available';
1.46 raeburn 1213: } elsif ($distro =~ /(suse|sles)/) {
1.47 raeburn 1214: $ssldir = '/etc/apache2/vhosts.d';
1.46 raeburn 1215: } else {
1.47 raeburn 1216: $ssldir = '/etc/httpd/conf.d';
1217: }
1218: my @rewritessl = ();
1219: if (open(my $fh,'<',$sslrewriteconf)) {
1220: my $skipnext = 0;
1221: while (<$fh>) {
1222: chomp();
1223: s/(^\s+|\s+$)//g;
1224: next if ($_ eq '');
1225: next if ($_ eq '<IfModule mod_rewrite.c>');
1226: next if ($_ eq '</IfModule>');
1227: if ($_ eq 'RewriteCond %{REMOTE_ADDR} {[[[[HostIP]]]]}') {
1228: if (($hostip ne '') && ($hostip ne '127.0.0.1')) {
1229: push(@rewritessl,'RewriteCond %{REMOTE_ADDR} '.$hostip);
1230: next;
1231: } else {
1232: $skipnext = 1;
1233: }
1234: } elsif (($_ eq 'RewriteRule (.*) - [L]') && ($skipnext)) {
1235: $skipnext = 0;
1236: next;
1237: }
1238: push(@rewritessl,$_);
1239: }
1.46 raeburn 1240: }
1.47 raeburn 1241: my @intssl = ();
1242: if (open(my $fh,'<',$sslintconf)) {
1243: while(<$fh>) {
1244: chomp();
1245: s/(^\s+|\s+$)//g;
1246: next if ($_ eq '');
1247: if ($_ eq 'ServerName internal-{[[[[Hostname]]]]}') {
1248: if ($hostname ne '') {
1249: push(@intssl,'ServerName internal-'.$hostname);
1250: next;
1251: }
1252: }
1253: next if ($_ eq '<VirtualHost *:443>');
1254: next if ($_ eq '</VirtualHost>');
1255: push(@intssl,$_);
1256: }
1257: }
1258: if (-d $ssldir) {
1259: my @actualint = ();
1260: if (opendir(my $dir,$ssldir)) {
1261: my @sslconf_files;
1262: foreach my $file (grep(!/^\.+/,readdir($dir))) {
1263: next if (($distro =~ /(suse|sles)/) && ($file =~ /\.template$/));
1264: next if ($file =~ /\.rpmnew$/);
1265: if (open(my $fh,'<',"$ssldir/$file")) {
1266: while (<$fh>) {
1267: if (/^\s*<VirtualHost\s+[^:]*\:443>\s*$/) {
1268: push(@sslconf_files,$file);
1269: last;
1270: }
1271: }
1272: close($fh);
1273: }
1274: }
1275: closedir($dir);
1276: if (@sslconf_files) {
1277: foreach my $file (@sslconf_files) {
1278: if (open(my $fh,'<',"$ssldir/$file")) {
1279: my ($virtualhost,$rewrite,$num) = (0,0,0);
1280: my ($currname,$has_rewrite);
1281: while (<$fh>) {
1282: chomp();
1283: next if (/^\s*$/);
1284: if ($virtualhost) {
1285: if (/^\s*<\/VirtualHost>/) {
1286: if ($currname !~ /^\Qinternal-$hostname\E/) {
1287: if ($has_rewrite) {
1288: delete($vhostonly{$file});
1289: } else {
1290: $vhostonly{$file} = 1;
1291: }
1292: }
1293: $sslfiles{$currname}{$file} = 1;
1294: $virtualhost = 0;
1295: $currname = '';
1296: $has_rewrite = '';
1297: next;
1298: } elsif (/^\s*ServerName\s+([^\s]+)\s*$/) {
1299: $currname = $1;
1300: }
1301: if ($currname =~ /^\Qinternal-$hostname\E/) {
1302: s/(^\s+|\s+$)//g;
1303: push(@actualint,$_);
1304: $has_int = $file;
1305: } else {
1306: if ($rewrite) {
1307: if (/^\s*<\/IfModule>/) {
1308: $rewrite = 0;
1309: $num ++;
1310: } else {
1311: s/(^\s+|\s+$)//g;
1312: push(@{$rewrites{$file}[$num]},$_);
1313: }
1314: } elsif (/^\s*<IfModule\s+mod_rewrite\.c>/) {
1315: $rewrite = 1;
1316: $has_rewrite = 1;
1317: if ($currname eq '') {
1318: $currname = $hostname;
1319: }
1320: $rewrites{$file}[$num] = [];
1321: }
1322: }
1323: } elsif (/^\s*<VirtualHost\s+[^:]*\:443>\s*$/) {
1324: $virtualhost = 1;
1325: }
1326: }
1327: close($fh);
1328: }
1329: }
1330: }
1331: if (keys(%rewrites)) {
1332: my $mindiffsall;
1333: foreach my $file (sort(keys(%rewrites))) {
1334: if (ref($rewrites{$file}) eq 'ARRAY') {
1335: my $mindiffs;
1336: for (my $i=0; $i<@{$rewrites{$file}}; $i++) {
1337: if (ref($rewrites{$file}[$i]) eq 'ARRAY') {
1338: my @diffs = &compare_arrays($rewrites{$file}[$i],\@rewritessl);
1339: if (@diffs == 0) {
1340: $fixapachessl = 0;
1341: $mindiffs = 0;
1342: $rewritenum = 1+$i;
1343: last;
1344: } else {
1345: if ($mindiffs eq '') {
1346: $mindiffs = scalar(@diffs);
1347: $rewritenum = 1+$i;
1348: } elsif (scalar(@diffs) <= $mindiffs) {
1349: $mindiffs = scalar(@diffs);
1350: $rewritenum = 1+$i;
1351: }
1352: }
1353: }
1354: }
1355: if ($mindiffsall eq '') {
1356: $mindiffsall = $mindiffs;
1357: $has_std = $file;
1358: } elsif ($mindiffs <= $mindiffsall) {
1359: $mindiffsall = $mindiffs;
1360: $has_std = $file;
1361: }
1362: if ($mindiffsall == 0) {
1363: $nochgstd = 1;
1364: }
1365: }
1366: }
1367: } elsif (keys(%vhostonly) > 0) {
1368: if (($has_int ne '') && (exists($vhostonly{$has_int}))) {
1369: $has_std = $has_int;
1370: }
1371: }
1372: if (@actualint) {
1373: my @diffs = &compare_arrays(\@actualint,\@intssl);
1374: if (@diffs) {
1375: $fixapachessl = 1;
1376: } else {
1377: $nochgint = 1;
1378: }
1379: } else {
1380: $fixapachessl = 1;
1.46 raeburn 1381: }
1382: }
1383: }
1384: unless ($fixapachessl) {
1385: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
1.47 raeburn 1386: my $enabled_dir = '/etc/apache2/sites-enabled';
1387: if (keys(%sslfiles)) {
1388: foreach my $key (sort(keys(%sslfiles))) {
1389: if (ref($sslfiles{$key}) eq 'HASH') {
1390: foreach my $file (sort(keys(%{$sslfiles{$key}}))) {
1391: unless ((-l "$enabled_dir/$file") &&
1392: (readlink("$enabled_dir/$file") eq "$ssldir/$file")) {
1393: print_and_log(&mt("Warning, use: 'sudo a2ensite $file' to activate LON-CAPA SSL Apache config\n"));
1394: }
1395: }
1396: }
1397: }
1.46 raeburn 1398: }
1399: }
1400: }
1401: }
1.47 raeburn 1402: return ($fixapachessl,\%sslfiles,$has_std,$has_int,$rewritenum,$nochgstd,$nochgint);
1403: }
1404:
1405: #
1406: # compare_arrays() expects two refs to arrays as args.
1407: #
1408: # The contents of the two arrays are compared, and if they
1409: # are different, and array of the differences is returned.
1410: #
1411:
1412: sub compare_arrays {
1413: my ($arrayref1,$arrayref2) = @_;
1414: my (@difference,%count);
1415: @difference = ();
1416: %count = ();
1417: if ((ref($arrayref1) eq 'ARRAY') && (ref($arrayref2) eq 'ARRAY')) {
1418: foreach my $element (@{$arrayref1}, @{$arrayref2}) { $count{$element}++; }
1419: foreach my $element (keys(%count)) {
1420: if ($count{$element} == 1) {
1421: push(@difference,$element);
1422: }
1423: }
1424: }
1425: return @difference;
1.46 raeburn 1426: }
1427:
1.1 raeburn 1428: sub chksrvcs {
1429: my ($distro,$tostop) = @_;
1430: my %stopsrvcs;
1431: if (ref($tostop) eq 'HASH') {
1432: %stopsrvcs = %{$tostop};
1433: }
1.6 raeburn 1434: foreach my $service ('cups','memcached') {
1.1 raeburn 1435: next if (exists($stopsrvcs{$service}));
1436: my $daemon = $service;
1437: if ($service eq 'cups') {
1438: $daemon = 'cupsd';
1439: }
1440: my $cmd = "ps -ef |grep '$daemon' |grep -v grep";
1441: if (open(PIPE,'-|',$cmd)) {
1442: my $daemonrunning = <PIPE>;
1443: chomp($daemonrunning);
1444: close(PIPE);
1445: if ($daemonrunning) {
1.12 raeburn 1446: if ($service eq 'memcached') {
1.16 raeburn 1447: my $cmd = '/usr/bin/memcached';
1448: if ($distro =~ /^(suse|sles)/) {
1449: $cmd = '/usr/sbin/memcached';
1450: }
1.12 raeburn 1451: unless ($daemonrunning =~ m{^www[^/]+\Q$cmd -m 400 -v\E$}) {
1.10 raeburn 1452: $stopsrvcs{$service} = 1;
1453: }
1454: } else {
1455: $stopsrvcs{$service} = 1;
1456: }
1.1 raeburn 1457: }
1458: }
1.10 raeburn 1459: }
1.1 raeburn 1460: return \%stopsrvcs;
1461: }
1462:
1463: sub need_download {
1.77 raeburn 1464: my ($distro,$instdir) = @_;
1.1 raeburn 1465: my $needs_download = 1;
1466: my ($production,$testing,$stdsizes) = &download_versionslist();
1.77 raeburn 1467: my ($localcurrent,$localtesting,%tarball,%localsize,%bymodtime,
1.1 raeburn 1468: %bysize,$filetouse,$downloadstatus);
1.77 raeburn 1469: if (opendir(my $dir,$instdir)) {
1.1 raeburn 1470: my (@lcdownloads,$version);
1471: foreach my $file (readdir($dir)) {
1472: if ($file =~ /^loncapa\-([\w\-.]+)\.tar\.gz$/) {
1473: $version = $1;
1474: } else {
1475: next;
1476: }
1477: if (ref($stdsizes) eq 'HASH') {
1478: if ($version eq 'current') {
1.77 raeburn 1479: my @stats = stat("$instdir/$file");
1.1 raeburn 1480: $localcurrent = $stats[7];
1.4 raeburn 1481: if ($localcurrent == $stdsizes->{$production}) {
1.1 raeburn 1482: $needs_download = 0;
1483: $filetouse = $file;
1484: }
1485: } elsif ($version eq 'testing') {
1.77 raeburn 1486: my @stats = stat("$instdir/$file");
1.1 raeburn 1487: $localtesting = $stats[7];
1.4 raeburn 1488: if ($localtesting == $stdsizes->{$testing}) {
1.1 raeburn 1489: $needs_download = 0;
1490: $filetouse = $file;
1491: }
1492: }
1493: }
1494: $tarball{$version} = $file;
1495: push(@lcdownloads,$version);
1496: }
1497: if ($needs_download) {
1498: if (@lcdownloads > 0) {
1499: foreach my $version (@lcdownloads) {
1.77 raeburn 1500: my @stats = stat("$instdir/$tarball{$version}");
1.1 raeburn 1501: my $mtime = $stats[9];
1502: $localsize{$version} = $stats[7];
1503: if ($mtime) {
1504: push(@{$bymodtime{$mtime}},$version);
1505: }
1506: if ($localsize{$version}) {
1507: push(@{$bysize{$localsize{$version}}},$version);
1508: }
1509: }
1510: if ($testing) {
1511: if (exists($localsize{$testing})) {
1512: if ($stdsizes->{$testing} == $localsize{$testing}) {
1513: $needs_download = 0;
1514: $filetouse = 'loncapa-'.$testing.'.tar.gz';
1515: }
1516: }
1517: }
1518: if ($needs_download) {
1519: if ($production) {
1520: if (exists($localsize{$production})) {
1521: if ($stdsizes->{$production} == $localsize{$production}) {
1522: $needs_download = 0;
1523: $filetouse = 'loncapa-'.$production.'.tar.gz';
1524: }
1525: }
1526: }
1527: }
1528: if ($needs_download) {
1529: my @sorted = sort { $b <=> $a } keys(%bymodtime);
1530: my $newest = $sorted[0];
1531: if (ref($bymodtime{$newest}) eq 'ARRAY') {
1532: $downloadstatus =
1.77 raeburn 1533: "Latest LON-CAPA source download in $instdir is: ".
1.1 raeburn 1534: join(',',@{$bymodtime{$newest}})." (downloaded ".
1535: localtime($newest).")\n";
1536: }
1537: } else {
1538: $downloadstatus =
1.77 raeburn 1539: "The $instdir directory already contains the latest LON-CAPA version:".
1.1 raeburn 1540: "\n".$filetouse."\n"."which can be used for installation.\n";
1541: }
1542: } else {
1.77 raeburn 1543: $downloadstatus = "The $instdir directory does not appear to contain any downloaded LON-CAPA source code files which can be used for installation.\n";
1.1 raeburn 1544: }
1545: }
1546: } else {
1.77 raeburn 1547: $downloadstatus = "Could not open $instdir directory to look for existing downloads of LON-CAPA source code.\n";
1.1 raeburn 1548: }
1549: return ($needs_download,$downloadstatus,$filetouse,$production,$testing);
1550: }
1551:
1552: sub check_mysql_setup {
1.71 raeburn 1553: my ($instdir,$dsn,$distro) = @_;
1554: my ($mysqlsetup,$has_pass,$mysql_unix_socket,$mysql_has_wwwuser);
1.1 raeburn 1555: my $dbh = DBI->connect($dsn,'root','',{'PrintError'=>0});
1.87 raeburn 1556: my ($mysqlversion,$mysqlminorversion,$mysqlsubver,$mysqlname) = &get_mysql_version();
1557: if (($mysqlname =~ /^MariaDB/i) && (($mysqlversion == 10 && $mysqlminorversion >= 4) || ($mysqlversion >= 11))) {
1.68 raeburn 1558: if ($dbh) {
1559: my $sth = $dbh->prepare("SELECT Priv FROM mysql.global_priv WHERE (User = 'root' AND Host ='localhost')");
1560: $sth->execute();
1561: while (my $priv = $sth->fetchrow_array) {
1562: if ($priv =~ /unix_socket/) {
1563: $mysql_unix_socket = 1;
1564: last;
1565: }
1566: }
1567: $sth->finish();
1568: if ($mysql_unix_socket) {
1569: print_and_log(&mt('MariaDB using unix_socket for root access from localhost.')."\n");
1570: $mysqlsetup = 'rootok';
1.71 raeburn 1571: $mysql_has_wwwuser = &check_mysql_wwwuser($dbh);
1.68 raeburn 1572: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser,$mysql_unix_socket);
1573: }
1574: }
1575: }
1.1 raeburn 1576: if ($dbh) {
1.71 raeburn 1577: $mysqlsetup = 'noroot';
1.87 raeburn 1578: if (($mysqlname !~ /^MariaDB/i) && (($mysqlversion == 5 && $mysqlminorversion >= 7) || ($mysqlversion >= 6))) {
1.71 raeburn 1579: my $sth = $dbh->prepare("SELECT plugin from mysql.user where User='root'");
1580: $sth->execute();
1581: while (my $priv = $sth->fetchrow_array) {
1582: if ($priv =~ /auth_socket/) {
1583: $mysql_unix_socket = 1;
1584: last;
1585: }
1586: }
1587: $sth->finish();
1588: if ($mysql_unix_socket) {
1589: print_and_log(&mt('MySQL using unix_socket for root access from localhost.')."\n");
1590: $mysqlsetup = 'rootok';
1591: $mysql_has_wwwuser = &check_mysql_wwwuser($dbh);
1592: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser,$mysql_unix_socket);
1593: }
1594: }
1.1 raeburn 1595: } elsif ($DBI::err =~ /1045/) {
1596: $has_pass = 1;
1.34 raeburn 1597: } elsif ($distro =~ /^ubuntu(\d+)$/) {
1598: my $version = $1;
1599: if ($1 > 12) {
1600: print_and_log(&mt('Restarting mysql, please be patient')."\n");
1601: if (open (PIPE, "service mysql restart 2>&1 |")) {
1602: while (<PIPE>) {
1603: print $_;
1604: }
1605: close(PIPE);
1606: }
1607: $dbh = DBI->connect($dsn,'root','',{'PrintError'=>0});
1608: if ($dbh) {
1609: $mysqlsetup = 'noroot';
1.71 raeburn 1610: $mysql_has_wwwuser = &check_mysql_wwwuser($dbh);
1.34 raeburn 1611: } elsif ($DBI::err =~ /1045/) {
1612: $has_pass = 1;
1613: } else {
1614: $mysqlsetup = 'needsrestart';
1.71 raeburn 1615: $mysql_has_wwwuser = &check_mysql_wwwuser();
1.34 raeburn 1616: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser);
1617: }
1618: }
1.1 raeburn 1619: }
1620: if ($has_pass) {
1621: print &mt('You have already set a root password for the MySQL database.')."\n";
1622: my $currpass = &get_mysql_password(&mt('Please enter the password now'));
1623: $dbh = DBI->connect($dsn,'root',$currpass,{'PrintError'=>0});
1624: if ($dbh) {
1625: $mysqlsetup = 'rootok';
1626: print_and_log(&mt('Password accepted.')."\n");
1.71 raeburn 1627: $mysql_has_wwwuser = &check_mysql_wwwuser($dbh);
1.1 raeburn 1628: } else {
1629: $mysqlsetup = 'rootfail';
1630: print_and_log(&mt('Problem accessing MySQL.')."\n");
1631: if ($DBI::err =~ /1045/) {
1632: print_and_log(&mt('Perhaps the password was incorrect?')."\n");
1633: print &mt('Try again?').' ';
1634: $currpass = &get_mysql_password(&mt('Re-enter password now'));
1635: $dbh = DBI->connect($dsn,'root',$currpass,{'PrintError'=>0});
1636: if ($dbh) {
1637: $mysqlsetup = 'rootok';
1638: print_and_log(&mt('Password accepted.')."\n");
1.71 raeburn 1639: $mysql_has_wwwuser = &check_mysql_wwwuser($dbh);
1.1 raeburn 1640: } else {
1641: if ($DBI::err =~ /1045/) {
1642: print_and_log(&mt('Incorrect password.')."\n");
1643: }
1.71 raeburn 1644: $mysql_has_wwwuser = &check_mysql_wwwuser();
1.1 raeburn 1645: }
1646: }
1647: }
1.34 raeburn 1648: } elsif ($mysqlsetup ne 'noroot') {
1.1 raeburn 1649: print_and_log(&mt('Problem accessing MySQL.')."\n");
1650: $mysqlsetup = 'rootfail';
1.71 raeburn 1651: $mysql_has_wwwuser = &check_mysql_wwwuser();
1.1 raeburn 1652: }
1.34 raeburn 1653: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser);
1.1 raeburn 1654: }
1655:
1656: sub check_mysql_wwwuser {
1.71 raeburn 1657: my ($dbh) = @_;
1.1 raeburn 1658: my $mysql_wwwuser;
1.71 raeburn 1659: if ($dbh) {
1660: $mysql_wwwuser = $dbh->selectrow_array("SELECT COUNT(User) FROM mysql.user WHERE (User = 'www' AND Host ='localhost')");
1661: } else {
1662: my $dbhn = DBI->connect("DBI:mysql:database=information_schema",'www','localhostkey',
1663: {PrintError => +0}) || return;
1664: if ($dbhn) {
1665: $mysql_wwwuser = 1;
1666: $dbhn->disconnect;
1667: }
1.1 raeburn 1668: }
1669: return $mysql_wwwuser;
1670: }
1671:
1672: sub check_loncapa_mysqldb {
1673: my ($dbh) = @_;
1674: my $has_lcdb;
1675: if (ref($dbh)) {
1676: my $sth = $dbh->prepare("SHOW DATABASES");
1677: $sth->execute();
1678: while (my $dbname = $sth->fetchrow_array) {
1679: if ($dbname eq 'loncapa') {
1680: $has_lcdb = 1;
1681: last;
1682: }
1683: }
1684: $sth->finish();
1685: }
1686: return $has_lcdb;
1687: }
1688:
1689: sub get_pathto_iptables {
1690: my $iptables;
1691: if (-e '/sbin/iptables') {
1692: $iptables = '/sbin/iptables';
1693: } elsif (-e '/usr/sbin/iptables') {
1694: $iptables = '/usr/sbin/iptables';
1695: } else {
1696: print &mt('Unable to find iptables command.')."\n";
1697: }
1698: return $iptables;
1699: }
1700:
1701: sub firewall_is_active {
1702: if (-e '/proc/net/ip_tables_names') {
1.84 raeburn 1703: my $status;
1.49 raeburn 1704: if (open(PIPE,'cat /proc/net/ip_tables_names |grep filter |')) {
1.84 raeburn 1705: $status = <PIPE>;
1.49 raeburn 1706: close(PIPE);
1707: chomp($status);
1708: if ($status eq 'filter') {
1709: return 1;
1710: }
1711: }
1.84 raeburn 1712: unless ($status) {
1713: if (open(PIPE,'nft list tables |')) {
1714: while(<PIPE>) {
1715: chomp();
1716: if (/filter$/) {
1717: $status = 1;
1718: last;
1719: }
1720: }
1721: close(PIPE);
1722: if ($status) {
1723: return 1;
1724: }
1725: }
1726: }
1.1 raeburn 1727: }
1.49 raeburn 1728: return 0;
1.1 raeburn 1729: }
1730:
1731: sub get_fw_chains {
1.5 raeburn 1732: my ($iptables,$distro) = @_;
1.1 raeburn 1733: my @fw_chains;
1734: my $suse_config = "/etc/sysconfig/SuSEfirewall2";
1735: my $ubuntu_config = "/etc/ufw/ufw.conf";
1736: if (-e $suse_config) {
1737: push(@fw_chains,'input_ext');
1738: } else {
1739: my @posschains;
1740: if (-e $ubuntu_config) {
1741: @posschains = ('ufw-user-input','INPUT');
1.5 raeburn 1742: } elsif ($distro =~ /^debian5/) {
1743: @posschains = ('INPUT');
1.49 raeburn 1744: } elsif ($distro =~ /^(suse|sles)(\d+)/) {
1745: @posschains = ('IN_public');
1.1 raeburn 1746: } else {
1747: @posschains = ('RH-Firewall-1-INPUT','INPUT');
1748: if (!-e '/etc/sysconfig/iptables') {
1749: if (!-e '/var/lib/iptables') {
1750: print &mt('Unable to find iptables file containing static definitions.')."\n";
1751: }
1752: push(@fw_chains,'RH-Firewall-1-INPUT');
1753: }
1754: }
1755: if ($iptables eq '') {
1756: $iptables = &get_pathto_iptables();
1757: }
1758: my %counts;
1759: if (open(PIPE,"$iptables -L -n |")) {
1760: while(<PIPE>) {
1761: foreach my $chain (@posschains) {
1762: if (/(\Q$chain\E)/) {
1763: $counts{$1} ++;
1764: }
1765: }
1766: }
1767: close(PIPE);
1768: }
1769: foreach my $fw_chain (@posschains) {
1770: if ($counts{$fw_chain}) {
1771: unless(grep(/^\Q$fw_chain\E$/,@fw_chains)) {
1772: push(@fw_chains,$fw_chain);
1773: }
1774: }
1775: }
1776: }
1777: return @fw_chains;
1778: }
1779:
1780: sub firewall_is_port_open {
1781: my ($iptables,$fw_chain,$port) = @_;
1782: # returns 1 if the firewall port is open, 0 if not.
1783: #
1784: # check if firewall is active or installed
1785: return if (! &firewall_is_active());
1786: my $count = 0;
1787: if (open(PIPE,"$iptables -L $fw_chain -n |")) {
1788: while(<PIPE>) {
1789: if (/tcp dpt\:\Q$port\E/) {
1790: $count ++;
1791: last;
1792: }
1793: }
1794: close(PIPE);
1795: } else {
1796: print &mt('Firewall status not checked: unable to run [_1].','iptables -L')."\n";
1797: }
1798: return $count;
1799: }
1800:
1801: sub get_mysql_password {
1802: my ($prompt) = @_;
1803: local $| = 1;
1804: print $prompt.': ';
1805: my $newpasswd = '';
1806: ReadMode 'raw';
1807: my $key;
1808: while(ord($key = ReadKey(0)) != 10) {
1809: if(ord($key) == 127 || ord($key) == 8) {
1810: chop($newpasswd);
1811: print "\b \b";
1812: } elsif(!ord($key) < 32) {
1813: $newpasswd .= $key;
1814: print '*';
1815: }
1816: }
1817: ReadMode 'normal';
1818: print "\n";
1819: return $newpasswd;
1820: }
1821:
1822: sub check_SuSEfirewall2_setup {
1823: my ($instdir) = @_;
1824: my $need_override = 1;
1.9 raeburn 1825: if ((-e "/etc/insserv/overrides/SuSEfirewall2_setup") && (-e "$instdir/sles-suse/SuSEfirewall2_setup")) {
1826: if (open(PIPE, "diff --brief $instdir/sles-suse/SuSEfirewall2_setup /etc/insserv/overrides/SuSEfirewall2_setup |")) {
1.1 raeburn 1827: my $diffres = <PIPE>;
1828: close(PIPE);
1829: chomp($diffres);
1830: unless ($diffres) {
1831: $need_override = 0;
1832: }
1833: }
1834: }
1835: return $need_override;
1836: }
1837:
1838: sub download_versionslist {
1839: my ($production,$testing,%sizes);
1840: if (-e "latest.txt") {
1841: unlink("latest.txt");
1842: }
1843: my $rtncode = system("wget http://install.loncapa.org/versions/latest.txt ".
1844: "> /dev/null 2>&1");
1845: if (!$rtncode) {
1846: if (open(my $fh,"<latest.txt")) {
1847: my @info = <$fh>;
1848: close($fh);
1849: foreach my $line (@info) {
1850: chomp();
1851: if ($line =~ /^\QLATEST-IS: \E([\w\-.]+):(\d+)$/) {
1852: $production = $1;
1853: $sizes{$1} = $2;
1854: } elsif ($line =~ /^LATEST-TESTING-IS: \E([\w\-.]+):(\d+)$/) {
1855: $testing = $1;
1856: $sizes{$1} = $2;
1857: }
1858: }
1859: }
1860: }
1861: return ($production,$testing,\%sizes);
1862: }
1863:
1864: #
1865: # End helper routines.
1866: # Main script starts here
1867: #
1868:
1869: print "
1870: ********************************************************************
1871:
1872: ".&mt('Welcome to LON-CAPA')."
1873:
1874: ".&mt('This script will configure your system for installation of LON-CAPA.')."
1875:
1876: ********************************************************************
1877:
1878: ".&mt('The following actions are available:')."
1879:
1.4 raeburn 1880: ".&mt('1.')." ".&mt('Create the www user/group.')."
1.1 raeburn 1881: ".&mt('This is the user/group ownership under which Apache child processes run.')."
1882: ".&mt('It also owns most directories within the /home/httpd directory.')."
1883: ".&mt('This directory is where most LON-CAPA files and directories are stored.')."
1.4 raeburn 1884: ".&mt('2.')." ".&mt('Install the package LON-CAPA uses to authenticate users.')."
1885: ".&mt('3.')." ".&mt('Set-up the MySQL database.')."
1886: ".&mt('4.')." ".&mt('Set-up MySQL permissions.')."
1887: ".&mt('5.')." ".&mt('Configure Apache web server.')."
1.46 raeburn 1888: ".&mt('6.')." ".&mt('Configure SSL for Apache web server.')."
1889: ".&mt('7.')." ".&mt('Configure start-up of services.')."
1890: ".&mt('8.')." ".&mt('Check firewall settings.')."
1891: ".&mt('9.')." ".&mt('Stop services not used by LON-CAPA,')."
1.1 raeburn 1892: ".&mt('i.e., services for a print server: [_1] daemon.',"'cups'")."
1.46 raeburn 1893: ".&mt('10.')." ".&mt('Download LON-CAPA source code in readiness for installation.')."
1.1 raeburn 1894:
1895: ".&mt('Typically, you will run this script only once, when you first install LON-CAPA.')."
1896:
1897: ".&mt('The script will analyze your system to determine which actions are recommended.')."
1898: ".&mt('The script will then prompt you to choose the actions you would like taken.')."
1899:
1900: ".&mt('For each the recommended action will be selected if you hit Enter/Return.')."
1901: ".&mt('To override the default, type the lower case option from the two options listed.')."
1902: ".&mt('So, if the default is "yes", ~[Y/n~] will be shown -- type n to override.')."
1903: ".&mt('Whereas if the default is "no", ~[y/N~] will be shown -- type y to override.')."
1904:
1905: ".&mt('To accept the default, simply hit Enter/Return on your keyboard.')."
1906: ".&mt('Otherwise type: y or n then hit the Enter/Return key.')."
1907:
1908: ".&mt('Once a choice has been entered for all nine actions, required changes will be made.')."
1909: ".&mt('Feedback will be displayed on screen, and also stored in: [_1].','loncapa_install.log')."
1910:
1911: ".&mt('Continue? ~[Y/n~] ');
1912:
1913: my $go_on = &get_user_selection(1);
1914: if (!$go_on) {
1915: exit;
1916: }
1917:
1918: my $instdir = `pwd`;
1919: chomp($instdir);
1920:
1921: my %callsub;
1922: my @actions = ('wwwuser','pwauth','mysql','mysqlperms','apache',
1.46 raeburn 1923: 'apachessl','runlevels','firewall','stopsrvcs','download');
1.1 raeburn 1924: my %prompts = &texthash(
1925: wwwuser => "Create the 'www' user?",
1926: pwauth => 'Install the package LON-CAPA uses to authenticate users?',
1927: mysql => 'Set-up the MySQL database?',
1928: mysqlperms => 'Set-up MySQL permissions?',
1929: apache => 'Configure Apache web server?',
1.46 raeburn 1930: apachessl => 'Configure SSL for Apache web server?',
1.1 raeburn 1931: runlevels => 'Set overrides for start-up order of services?',
1932: firewall => 'Configure firewall settings for Apache',
1933: stopsrvcs => 'Stop extra services not required on a LON-CAPA server?',
1934: download => 'Download LON-CAPA source code in readiness for installation?',
1935: );
1936:
1.46 raeburn 1937: print "\n".&mt('Checking system status ...')."\n\n";
1.1 raeburn 1938:
1939: my $dsn = "DBI:mysql:database=mysql";
1.34 raeburn 1940: my ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,$mysqlrestart,
1.68 raeburn 1941: $recommended,$dbh,$has_pass,$mysql_unix_socket,$has_lcdb,$downloadstatus,
1942: $filetouse,$production,$testing,$apachefw,$uses_systemctl,$hostname,$hostip,
1943: $sslhostsfiles,$has_std,$has_int,$rewritenum,$nochgstd,$nochgint) =
1944: &check_required($instdir,$dsn);
1.1 raeburn 1945: if ($distro eq '') {
1946: print "\n".&mt('Linux distribution could not be verified as a supported distribution.')."\n".
1947: &mt('The following are supported: [_1].',
1948: 'CentOS, RedHat Enterprise, Fedora, Scientific Linux, '.
1.56 raeburn 1949: 'Oracle Linux, openSuSE, SLES, Ubuntu LTS, Debian')."\n\n".
1.1 raeburn 1950: &mt('Stopping execution.')."\n";
1951: exit;
1952: }
1.34 raeburn 1953: if ($mysqlrestart) {
1954: print "\n".&mt('The mysql daemon needs to be restarted using the following command:')."\n".
1955: $mysqlrestart."\n\n".
1956: &mt('Stopping execution of install.pl script.')."\n".
1957: &mt('Please run the install.pl script again, once you have restarted mysql.')."\n";
1958: exit;
1959: }
1.6 raeburn 1960: if ($localecmd ne '') {
1961: print "\n".&mt('Although the LON-CAPA application itself is localized for a number of different languages, the default locale language for the Linux OS on which it runs should be US English.')."\n";
1962: print "\n".&mt('Run the following command from the command line to set the default language for your OS, and then run this LON-CAPA installation set-up script again.')."\n\n".
1963: $localecmd."\n\n".
1964: &mt('Stopping execution.')."\n";
1965: exit;
1966: }
1.1 raeburn 1967: if (!$gotprereqs) {
1.12 raeburn 1968: print "\n".&mt('The LONCAPA-prerequisites package is not installed.')."\n".
1.1 raeburn 1969: &mt('The following command can be used to install the package (and dependencies):')."\n\n".
1970: $updatecmd."\n\n";
1971: if ($installnow eq '') {
1972: exit;
1973: } else {
1974: print &mt('Run command? ~[Y/n~]');
1975: my $install_prereq = &get_user_selection(1);
1976: if ($install_prereq) {
1977: if (open(PIPE,'|-',$installnow)) {
1978: close(PIPE);
1979: $gotprereqs = &check_prerequisites($packagecmd,$distro);
1980: if (!$gotprereqs) {
1.12 raeburn 1981: print &mt('The LONCAPA-prerequisites package is not installed.')."\n".
1.1 raeburn 1982: &mt('Stopping execution.')."\n";
1983: exit;
1984: } else {
1.6 raeburn 1985: ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,
1.68 raeburn 1986: $mysqlrestart,$recommended,$dbh,$has_pass,$mysql_unix_socket,
1987: $has_lcdb,$downloadstatus,$filetouse,$production,$testing,$apachefw,
1988: $uses_systemctl,$hostname,$hostip,$sslhostsfiles,$has_std,$has_int,
1989: $rewritenum,$nochgstd,$nochgint) = &check_required($instdir,$dsn);
1.1 raeburn 1990: }
1991: } else {
1.12 raeburn 1992: print &mt('Failed to run command to install LONCAPA-prerequisites')."\n";
1.1 raeburn 1993: exit;
1994: }
1995: } else {
1996: print &mt('Stopping execution.')."\n";
1997: exit;
1998: }
1999: }
2000: }
2001: unless (ref($recommended) eq 'HASH') {
2002: print "\n".&mt('An error occurred determining which actions are recommended.')."\n\n".
2003: &mt('Stopping execution.')."\n";
2004: exit;
2005: }
2006:
2007: print "\n";
2008: my $num = 0;
2009: foreach my $action (@actions) {
2010: $num ++;
2011: my ($yesno,$defaultrun);
2012: if (ref($recommended) eq 'HASH') {
1.4 raeburn 2013: if (($action eq 'runlevels') || ($action eq 'stopsrvcs')) {
1.1 raeburn 2014: $yesno = '[y/N]';
2015: if (ref($recommended->{$action}) eq 'HASH') {
2016: if (keys(%{$recommended->{$action}}) > 0) {
2017: $yesno = &mt('~[Y/n~]');
2018: $defaultrun = 1;
2019: }
2020: }
2021: } else {
2022: if ($action eq 'download') {
2023: if ($downloadstatus) {
2024: print "\n$downloadstatus\n";
2025: }
2026: }
2027: if ($recommended->{$action}) {
2028: $yesno = mt('~[Y/n~]');
2029: $defaultrun = 1;
2030: } else {
2031: $yesno = &mt('~[y/N~]');
2032: }
2033: }
2034: print $num.'. '.$prompts{$action}." $yesno ";
2035: $callsub{$action} = &get_user_selection($defaultrun);
2036: }
2037: }
2038:
2039: my $lctarball = 'loncapa-current.tar.gz';
2040: my $sourcetarball = $lctarball;
2041: if ($callsub{'download'}) {
2042: my ($production,$testing,$sizes) = &download_versionslist();
1.77 raeburn 2043: my $homedir = '/root';
2044: if ($distro =~ /^ubuntu/) {
2045: if ($instdir ne $homedir) {
2046: ($homedir) = ($instdir =~ m{^(.*)/[^/]+$});
2047: }
2048: }
1.1 raeburn 2049: if ($production && $testing) {
2050: if ($production ne $testing) {
2051: print &mt('Two recent LON-CAPA releases are available: ')."\n".
1.3 raeburn 2052: &mt('1.').' '.&mt('A production release - version: [_1].',$production)."\n".
2053: &mt('2.').' '.&mt('A testing release - version: [_1].',$testing)."\n\n".
1.77 raeburn 2054: &mt("After download, the tar.gz file will be extracted into $homedir")."\n\n".
2055: &mt("Download the production release into $instdir? ~[Y/n~]");
1.1 raeburn 2056: if (&get_user_selection(1)) {
1.4 raeburn 2057: $sourcetarball = 'loncapa-'.$production.'.tar.gz';
1.77 raeburn 2058: print "$sourcetarball will be downloaded into $instdir\n";
1.1 raeburn 2059: } else {
2060: print "\n".&mt('Download the testing release? ~[Y/n~]');
2061: if (&get_user_selection(1)) {
1.4 raeburn 2062: $sourcetarball = 'loncapa-'.$testing.'.tar.gz';
1.77 raeburn 2063: print "$sourcetarball will be downloaded into $instdir\n";
2064: } else {
2065: $callsub{'download'} = 0;
1.1 raeburn 2066: }
2067: }
2068: }
2069: } elsif ($production) {
2070: print &mt('The most recent LON-CAPA release is version: [_1].',$production)."\n".
1.77 raeburn 2071: &mt("After download, the tar.gz file will be extracted into $homedir")."\n\n".
2072: &mt("Download the production release into $instdir? ~[Y/n~]");
1.1 raeburn 2073: if (&get_user_selection(1)) {
1.20 raeburn 2074: $sourcetarball = 'loncapa-'.$production.'.tar.gz';
1.77 raeburn 2075: print "$sourcetarball will be downloaded into $instdir\n";
2076: } else {
2077: $callsub{'download'} = 0;
1.1 raeburn 2078: }
2079: }
2080: } elsif ($filetouse ne '') {
2081: $sourcetarball = $filetouse;
2082: }
2083:
2084: print_and_log("\n");
2085:
2086: # Each action: report if skipping, or perform action and provide feedback.
2087: if ($callsub{'wwwuser'}) {
2088: &setup_www();
2089: } else {
2090: &print_and_log(&mt('Skipping creation of user [_1].',"'www'")."\n");
2091: }
2092:
2093: if ($callsub{'pwauth'}) {
1.4 raeburn 2094: &build_and_install_mod_auth_external($instdir);
1.1 raeburn 2095: } else {
2096: &print_and_log(&mt('Skipping [_1] installation.',"'pwauth'")."\n");
2097: }
2098:
2099: if ($callsub{'mysql'}) {
2100: if ($dbh) {
1.68 raeburn 2101: &setup_mysql($callsub{'mysqlperms'},$dbh,$has_pass,
1.74 raeburn 2102: $mysql_unix_socket,$has_lcdb,$distro);
1.1 raeburn 2103: } else {
2104: print &mt('Unable to configure MySQL because access is denied.')."\n";
2105: }
2106: } else {
2107: &print_and_log(&mt('Skipping configuration of MySQL.')."\n");
2108: if ($callsub{'mysqlperms'}) {
2109: if ($dbh) {
1.68 raeburn 2110: &setup_mysql_permissions($dbh,$has_pass,$mysql_unix_socket);
1.1 raeburn 2111: } else {
2112: print &mt('Unable to configure MySQL because access is denied.')."\n";
2113: }
2114: } else {
2115: &print_and_log(&mt('Skipping MySQL permissions setup.')."\n");
2116: }
2117: }
2118:
2119: if ($dbh) {
2120: if (!$dbh->disconnect) {
2121: &print_and_log(&mt('Failed to disconnect from MySQL:')."\n".
2122: $dbh->errstr);
2123: }
2124: }
2125:
2126: if ($callsub{'apache'}) {
2127: if ($distro =~ /^(suse|sles)/) {
1.49 raeburn 2128: ©_apache2_suseconf($instdir,$hostname,$distro);
1.1 raeburn 2129: } elsif ($distro =~ /^(debian|ubuntu)/) {
1.46 raeburn 2130: ©_apache2_debconf($instdir,$distro,$hostname);
1.1 raeburn 2131: } else {
1.46 raeburn 2132: ©_httpd_conf($instdir,$distro,$hostname);
1.59 raeburn 2133: ©_mpm_conf($instdir,$distro);
1.1 raeburn 2134: }
2135: } else {
2136: print_and_log(&mt('Skipping configuration of Apache web server.')."\n");
2137: }
2138:
1.46 raeburn 2139: if ($callsub{'apachessl'}) {
1.47 raeburn 2140: my $targetdir = '/etc/httpd/conf.d';
1.46 raeburn 2141: if ($distro =~ /^(suse|sles)/) {
1.47 raeburn 2142: $targetdir = '/etc/apache2/vhosts.d';
1.46 raeburn 2143: } elsif ($distro =~ /^(debian|ubuntu)/) {
1.47 raeburn 2144: $targetdir = '/etc/apache2/sites-available';
2145: }
2146: my ($new_rewrite,$new_int) =
2147: ©_apache_sslconf_files($distro,$hostname,$hostip,$instdir,$targetdir,$sslhostsfiles,
2148: $has_std,$has_int,$rewritenum,$nochgstd,$nochgint);
2149: if ($distro =~ /^(debian|ubuntu)/) {
2150: my $apache2_sites_enabled_dir = '/etc/apache2/sites-enabled';
2151: if (-d $apache2_sites_enabled_dir) {
2152: if ($has_std ne '') {
2153: unless ((-l "$apache2_sites_enabled_dir/$has_std") && (readlink(("$apache2_sites_enabled_dir/$has_std") eq "$targetdir/$has_std"))) {
2154: my $made_symlink = eval { symlink("$targetdir/$has_std","$apache2_sites_enabled_dir/$has_std"); 1};
2155: if ($made_symlink) {
2156: print_and_log(&mt('Enabling "[_1]" Apache SSL configuration.',$has_std)."\n");
2157: }
2158: }
2159: }
2160: if (($has_int ne '') && ($has_int ne $has_std)) {
2161: unless ((-l "$apache2_sites_enabled_dir/$has_int") && (readlink("$apache2_sites_enabled_dir/$has_int") eq "$targetdir/$has_int")) {
2162: my $made_symlink = eval { symlink("$targetdir/$has_int","$apache2_sites_enabled_dir/$has_int"); 1 };
2163: if ($made_symlink) {
2164: print_and_log(&mt('Enabling "[_1]" Apache SSL configuration.',$has_int)."\n");
2165: }
2166: }
1.46 raeburn 2167: }
2168: }
2169: }
2170: print_and_log("\n");
2171: } else {
2172: print_and_log(&mt('Skipping configuration of SSL for Apache web server.')."\n");
2173: }
2174:
1.1 raeburn 2175: if ($callsub{'runlevels'}) {
2176: my $count = 0;
2177: if (ref($recommended) eq 'HASH') {
2178: if (ref($recommended->{'runlevels'}) eq 'HASH') {
2179: foreach my $type (keys(%{$recommended->{'runlevels'}})) {
2180: next if ($type eq 'insserv');
2181: $count ++;
2182: my $command = $recommended->{'runlevels'}{$type};
2183: if ($command ne '') {
2184: print_and_log(&mt('Runlevel update command run: [_1].',$command)."\n");
2185: system($command);
2186: }
2187: }
2188: if (!$count) {
2189: print_and_log(&mt('No runlevel updates required.')."\n");
2190: }
2191: }
2192: }
1.49 raeburn 2193: if ($distro =~ /^(suse|sles)(\d+)/) {
2194: unless(($1 eq 'sles') && ($2 >= 15)) {
2195: &update_SuSEfirewall2_setup($instdir);
2196: }
1.11 raeburn 2197: }
1.1 raeburn 2198: } else {
2199: &print_and_log(&mt('Skipping setting override for start-up order of services.')."\n");
2200: }
2201:
2202: if ($callsub{'firewall'}) {
1.53 raeburn 2203: my ($firewalld,$zone) = &uses_firewalld($distro);
2204: if ($firewalld) {
1.49 raeburn 2205: my (%current,%added);
1.53 raeburn 2206: if (open(PIPE,"firewall-cmd --permanent --zone=$zone --list-services |")) {
1.49 raeburn 2207: my $svc = <PIPE>;
2208: close(PIPE);
2209: chomp($svc);
2210: map { $current{$_} = 1; } (split(/\s+/,$svc));
2211: }
2212: foreach my $service ('http','https') {
2213: unless ($current{$service}) {
1.53 raeburn 2214: if (open(PIPE,"firewall-cmd --permanent --zone=$zone --add-service=$service |")) {
1.49 raeburn 2215: my $result = <PIPE>;
2216: if ($result =~ /^success/) {
2217: $added{$service} = 1;
2218: }
2219: }
2220: }
2221: }
2222: if (keys(%added) > 0) {
2223: print &mt('Firewall configured to allow access for: [_1].',
2224: join(', ',sort(keys(%added))))."\n";
1.77 raeburn 2225: system('firewall-cmd --reload');
1.49 raeburn 2226: }
2227: if ($current{'http'} || $current{'https'}) {
2228: print &mt('Firewall already configured to allow access for:[_1].',
2229: (($current{'http'})? ' http':'').(($current{'https'})? ' https':''))."\n";
2230: }
2231: unless ($current{'ssh'}) {
1.72 raeburn 2232: print &mt('If you would like to allow access to ssh from outside, use the commands:')."\n".
2233: "firewall-cmd --permanent --zone=$zone --add-service=ssh\n".
2234: "firewall-cmd --reload\n";
1.49 raeburn 2235: }
2236: } elsif ($distro =~ /^(suse|sles)/) {
1.5 raeburn 2237: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
2238: 'yast -- Security and Users -> Firewall -> Interfaces',
1.49 raeburn 2239: 'ssh, http, https')."\n";
1.5 raeburn 2240: } elsif ($distro =~ /^(debian|ubuntu)(\d+)/) {
2241: if (($1 eq 'ubuntu') || ($2 > 5)) {
2242: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
2243: 'ufw','ssh, http, https')."\n";
2244: } else {
2245: my $fwadded = &get_iptables_rules($distro,$instdir,$apachefw);
2246: if ($fwadded) {
2247: print &mt('Enable firewall? ~[Y/n~]');
2248: my $enable_iptables = &get_user_selection(1);
2249: if ($enable_iptables) {
2250: system('/etc/network/if-pre-up.d/iptables');
2251: print &mt('Firewall enabled using rules defined in [_1].',
2252: '/etc/iptables.loncapa.rules');
2253: }
2254: }
2255: }
1.57 raeburn 2256: } elsif ($distro =~ /^(scientific|oracle)/) {
1.11 raeburn 2257: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
2258: 'system-config-firewall-tui -- Customize',
2259: 'ssh, http')."\n";
1.1 raeburn 2260: } else {
1.53 raeburn 2261: my $version;
1.80 raeburn 2262: if ($distro =~ /^(redhat|centos)(\d+)/) {
1.53 raeburn 2263: $version = $1;
2264: }
2265: if ($version > 5) {
2266: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
2267: 'system-config-firewall-tui -- Customize',
2268: 'ssh, http')."\n";
2269: } else {
2270: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
2271: 'setup -- Firewall configuration -> Customize',
2272: 'ssh, http, https')."\n";
2273: }
1.1 raeburn 2274: }
2275: } else {
1.5 raeburn 2276: &print_and_log(&mt('Skipping Firewall configuration.')."\n");
1.1 raeburn 2277: }
2278:
2279: if ($callsub{'stopsrvcs'}) {
1.45 raeburn 2280: &kill_extra_services($distro,$recommended->{'stopsrvcs'},$uses_systemctl);
1.1 raeburn 2281: } else {
1.10 raeburn 2282: &print_and_log(&mt('Skipping stopping unnecessary service ([_1] daemons).',"'cups','memcached'")."\n");
1.1 raeburn 2283: }
2284:
2285: my ($have_tarball,$updateshown);
2286: if ($callsub{'download'}) {
2287: ($have_tarball,$updateshown) = &download_loncapa($instdir,$sourcetarball);
2288: } else {
2289: print_and_log(&mt('Skipping download of LON-CAPA tar file.')."\n\n");
2290: print &mt('LON-CAPA is available for download from: [_1]',
2291: 'http://install.loncapa.org/')."\n";
2292: if (!-e '/etc/loncapa-release') {
1.86 raeburn 2293: &print_and_log(&mt('LON-CAPA is not yet installed on your system.')."\n\n");
1.77 raeburn 2294: unless ($filetouse) {
2295: &print_and_log(&mt('You may retrieve the source for LON-CAPA by executing:')."\n".
2296: "wget http://install.loncapa.org/versions/$lctarball\n");
2297: }
1.1 raeburn 2298: } else {
2299: my $currentversion;
2300: if (open(my $fh,"</etc/loncapa-release")) {
2301: my $version = <$fh>;
2302: chomp($version);
2303: if ($version =~ /^\QLON-CAPA release \E([\w\-.]+)$/) {
2304: $currentversion = $1;
2305: }
2306: }
2307: if ($currentversion ne '') {
2308: print &mt('Version of LON-CAPA currently installed on this server is: [_1].',
2309: $currentversion),"\n";
2310: if ($production) {
2311: print &mt('The latest production release of LON-CAPA is [_1].',$production)."\n";
2312: }
2313: if ($testing) {
2314: print &mt('The latest testing release of LON-CAPA is [_1].',$testing)."\n";
2315: }
2316: }
2317: }
2318: if ($filetouse ne '') {
2319: $have_tarball = 1;
2320: }
2321: }
2322:
2323: print "\n".&mt('Requested configuration complete.')."\n\n";
2324: if ($have_tarball && !$updateshown) {
2325: my ($lcdir) = ($sourcetarball =~ /^([\w.\-]+)\.tar.gz$/);
1.77 raeburn 2326: if ($lcdir eq 'loncapa-current') {
2327: $lcdir = "loncapa-X.Y.Z (X.Y.Z should correspond to a version number like '2.11.3')";
2328: }
1.71 raeburn 2329: my ($apachename,$lc_uses_systemctl,$uses_sudo);
2330: if ($distro =~ /^(suse|sles|debian|ubuntu)([\d.]+)/) {
2331: if (($1 eq 'suse') && ($2 < 10)) {
2332: $apachename = 'apache';
2333: } else {
2334: $apachename = 'apache2';
2335: }
2336: } else {
2337: $apachename = 'httpd';
2338: }
2339: if ($distro =~ /^oracle(\d+)$/) {
2340: if ($1 > 6) {
2341: $lc_uses_systemctl = 1;
2342: }
1.80 raeburn 2343: } elsif ($distro =~ /^(?:rhes|centos|rocky|alma)(\d+)/) {
1.71 raeburn 2344: if ($1 > 7) {
2345: $lc_uses_systemctl = 1;
2346: }
2347: } elsif ($distro =~ /^ubuntu(\d+)$/) {
2348: if ($1 > 16) {
2349: $lc_uses_systemctl = 1;
2350: }
2351: $uses_sudo = 1;
2352: } elsif ($distro =~ /^sles(\d+)$/) {
2353: if ($1 > 12) {
2354: $lc_uses_systemctl = 1;
2355: }
2356: }
1.1 raeburn 2357: if (!-e '/etc/loncapa-release') {
2358: print &mt('If you are now ready to install LON-CAPA, enter the following commands:')."\n\n";
2359: } else {
1.71 raeburn 2360: my $lcstop = '/etc/init.d/loncontrol stop';
2361: if ($lc_uses_systemctl) {
2362: $lcstop = 'systemctl stop loncontrol';
2363: }
2364: my $apachestop = "/etc/init.d/$apachename stop";
2365: if ($uses_systemctl) {
2366: $apachestop = "systemctl stop $apachename";
2367: }
2368: if ($uses_sudo) {
2369: $lcstop = 'sudo '.$lcstop;
2370: $apachestop = 'sudo '.$apachestop;
1.1 raeburn 2371: }
1.71 raeburn 2372: print &mt('If you are now ready to update LON-CAPA, enter the following commands:').
1.77 raeburn 2373: "\n\n$lcstop\n$apachestop\n";
1.1 raeburn 2374: }
1.77 raeburn 2375: my ($extract,$update);
2376: my $homedir = '/root';
2377: if ($uses_sudo) {
2378: $extract = 'sudo ';
2379: $update = 'sudo ';
2380: if ($instdir ne $homedir) {
2381: ($homedir) = ($instdir =~ m{^(.*)/[^/]+$});
2382: }
2383: }
2384: $extract .= "tar zxf $sourcetarball --directory $homedir";
2385: $update .= './UPDATE';
2386: print "$extract\n".
2387: "cd $homedir/$lcdir\n".
2388: "$update\n";
1.1 raeburn 2389: if (-e '/etc/loncapa-release') {
1.71 raeburn 2390: my $lcstart = '/etc/init.d/loncontrol start';
2391: if ($lc_uses_systemctl) {
2392: $lcstart = '/home/httpd/perl/loncontrol start';
2393: }
2394: my $apachestart = "/etc/init.d/$apachename start";
2395: if ($uses_systemctl) {
2396: $apachestart = "systemctl start $apachename";
2397: }
2398: if ($uses_sudo) {
2399: $lcstart = 'sudo '.$lcstart;
2400: $apachestart = 'sudo '.$apachestart;
2401: }
2402: print "$lcstart\n";
2403: print "$apachestart\n";
1.1 raeburn 2404: }
2405: }
2406: exit;
2407:
2408: #
2409: # End main script
2410: #
2411:
2412: #
2413: # Routines for the actions
2414: #
2415:
2416: sub setup_www {
2417: ##
2418: ## Set up www
2419: ##
2420: print_and_log(&mt('Creating user [_1]',"'www'")."\n");
2421: # -- Add group
2422:
2423: my $status = `/usr/sbin/groupadd www`;
2424: if ($status =~ /\QGroup `www' already exists.\E/) {
2425: print &mt('Group [_1] already exists.',"'www'")."\n";
2426: } elsif ($status ne '') {
2427: print &mt('Unable to add group [_1].',"'www'")."\n";
2428: }
2429:
2430: my $gid = getgrnam('www');
2431:
2432: if (open (PIPE, "/usr/sbin/useradd -c LONCAPA -g $gid www 2>&1 |")) {
2433: $status = <PIPE>;
2434: close(PIPE);
2435: chomp($status);
2436: if ($status =~ /\QAccount `www' already exists.\E/) {
2437: print &mt('Account [_1] already exists.',"'www'")."\n";
2438: } elsif ($status ne '') {
2439: print &mt('Unable to add user [_1].',"'www'")."\n";
2440: }
2441: } else {
2442: print &mt('Unable to run command to add user [_1].',"'www'")."\n";
2443: }
2444:
2445: my $uid = &uid_of_www();
2446: if (($gid ne '') && ($uid ne '')) {
2447: if (!-e '/home/www') {
2448: mkdir('/home/www',0755);
2449: system('chown www:www /home/www');
2450: }
2451: }
2452: writelog ($status);
2453: }
2454:
2455: sub uid_of_www {
2456: my ($num) = (getpwnam('www'))[2];
2457: return $num;
2458: }
2459:
2460: sub build_and_install_mod_auth_external {
2461: my ($instdir) = @_;
2462: my $num = &uid_of_www();
2463: # Patch pwauth
2464: print_and_log(&mt('Building authentication system for LON-CAPA users.')."\n");
2465: my $patch = <<"ENDPATCH";
2466: 148c148
2467: < #define SERVER_UIDS 99 /* user "nobody" */
2468: ---
2469: > #define SERVER_UIDS $num /* user "www" */
2470: ENDPATCH
2471:
1.85 raeburn 2472: my $patch_code = <<"ENDPATCH";
2473: 127a128
2474: > #include <string.h>
2475: 214a216
2476: > #include <time.h>
2477: 566c568
2478: < check_fails()
2479: ---
2480: > int check_fails()
1.88 ! raeburn 2481: 589c591
! 2482: < log_failure()
! 2483: ---
! 2484: > void log_failure()
! 2485: 629c631
1.85 raeburn 2486: < snooze(int seconds)
1.88 ! raeburn 2487: ---
1.85 raeburn 2488: > void snooze(int seconds)
1.88 ! raeburn 2489: 653c655
1.85 raeburn 2490: < main(int argc, char **argv)
1.88 ! raeburn 2491: ---
1.85 raeburn 2492: > int main(int argc, char **argv)
2493: ENDPATCH
2494:
1.1 raeburn 2495: if (! -e "/usr/bin/patch") {
2496: print_and_log(&mt('You must install the software development tools package: [_1], when installing Linux.',"'patch'")."\n");
2497: print_and_log(&mt('Authentication installation not completed.')."\n");
2498: return;
2499: }
2500: if (&skip_if_nonempty(`cd /tmp; tar zxf $instdir/pwauth-2.2.8.tar.gz`,
2501: &mt('Unable to extract pwauth')."\n")) {
2502: return;
2503: }
2504: my $dir = "/tmp/pwauth-2.2.8";
1.85 raeburn 2505: my $patchedok;
1.1 raeburn 2506: if (open(PATCH,"| patch $dir/config.h")) {
2507: print PATCH $patch;
2508: close(PATCH);
1.85 raeburn 2509: if (open(PATCH,"| patch $dir/pwauth.c")) {
2510: print PATCH $patch_code;
2511: close(PATCH);
2512: $patchedok = 1;
2513: }
2514: }
2515: if ($patchedok) {
1.1 raeburn 2516: print_and_log("\n");
2517: ##
2518: ## Compile patched pwauth
2519: ##
2520: print_and_log(&mt('Compiling pwauth')."\n");
1.12 raeburn 2521: my $result = `cd $dir/; make 2>/dev/null `;
1.1 raeburn 2522: my $expected = <<"END";
2523: gcc -g -c -o pwauth.o pwauth.c
2524: gcc -o pwauth -g pwauth.o -lcrypt
2525: END
2526: if ($result eq $expected) {
2527: print_and_log(&mt('Apparent success compiling pwauth:').
2528: "\n".$result );
2529: # Install patched pwauth
2530: print_and_log(&mt('Copying pwauth to [_1]',' /usr/local/sbin')."\n");
2531: if (copy "$dir/pwauth","/usr/local/sbin/pwauth") {
1.5 raeburn 2532: if (chmod(06755, "/usr/local/sbin/pwauth")) {
1.1 raeburn 2533: print_and_log(&mt('[_1] copied successfully',"'pwauth'").
2534: "\n");
2535: } else {
2536: print &mt('Unable to set permissions on [_1].'.
2537: "/usr/local/sbin/pwauth")."\n";
2538: }
2539: } else {
2540: print &mt('Unable to copy [_1] to [_2]',
2541: "'$dir/pwauth'","/usr/local/sbin/pwauth")."\n$!\n";
2542: }
2543: } else {
2544: print &mt('Unable to compile patched [_1].'."'pwauth'")."\n";
2545: }
2546: } else {
2547: print &mt('Unable to start patch for [_1]',"'pwauth'")."\n";
2548: }
2549: print_and_log("\n");
2550: }
2551:
2552: sub kill_extra_services {
1.45 raeburn 2553: my ($distro,$stopsrvcs,$uses_systemctl) = @_;
1.1 raeburn 2554: if (ref($stopsrvcs) eq 'HASH') {
2555: my @stopping = sort(keys(%{$stopsrvcs}));
2556: if (@stopping) {
1.6 raeburn 2557: my $kill_list = join("', '",@stopping);
1.1 raeburn 2558: if ($kill_list) {
2559: $kill_list = "'".$kill_list."'";
1.6 raeburn 2560: &print_and_log("\n".&mt('Killing unnecessary services ([_1] daemon(s)).',$kill_list)."\n");
2561: foreach my $service (@stopping) {
2562: my $daemon = $service;
2563: if ($service eq 'cups') {
2564: $daemon = 'cupsd';
2565: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
2566: my $version = $1;
2567: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
2568: $daemon = 'cupsys';
2569: }
1.12 raeburn 2570: } else {
1.8 raeburn 2571: $daemon = 'cups';
1.6 raeburn 2572: }
2573: }
1.12 raeburn 2574: my $cmd = "ps -ef |grep '$daemon' |grep -v grep";
2575: if (open(PIPE,'-|',$cmd)) {
2576: my $daemonrunning = <PIPE>;
2577: chomp($daemonrunning);
2578: close(PIPE);
2579: if ($daemonrunning) {
2580: &print_and_log(`/etc/init.d/$daemon stop`);
2581: }
2582: }
1.1 raeburn 2583: &print_and_log(&mt('Removing [_1] from startup.',$service)."\n");
1.45 raeburn 2584: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
2585: my $version = $1;
2586: if (($distro =~ /^ubuntu/) && ($version > 16)) {
2587: if (ref($uses_systemctl) eq 'HASH') {
2588: if ($uses_systemctl->{$service}) {
2589: if (`systemctl is-enabled $service`) {
2590: &print_and_log(`systemctl disable $service`);
2591: }
2592: }
2593: }
2594: } else {
2595: &print_and_log(`update-rc.d -f $daemon remove`);
2596: }
1.1 raeburn 2597: } else {
1.35 raeburn 2598: if (ref($uses_systemctl) eq 'HASH') {
2599: if ($uses_systemctl->{$service}) {
2600: if (`systemctl is-enabled $service`) {
2601: &print_and_log(`systemctl disable $service`);
2602: }
2603: } else {
2604: &print_and_log(`/sbin/chkconfig --del $service`);
2605: }
2606: } else {
2607: &print_and_log(`/sbin/chkconfig --del $service`);
2608: }
1.1 raeburn 2609: }
2610: }
2611: }
2612: }
2613: }
2614: return;
2615: }
2616:
2617: sub setup_mysql {
1.74 raeburn 2618: my ($setup_mysql_permissions,$dbh,$has_pass,$mysql_unix_socket,$has_lcdb,$distro) = @_;
1.4 raeburn 2619: my @mysql_lc_commands;
1.1 raeburn 2620: unless ($has_lcdb) {
1.74 raeburn 2621: my $createcmd = 'CREATE DATABASE loncapa';
2622: if ($distro =~ /^sles(\d+)/) {
2623: if ($1 > 11) {
2624: $createcmd .= ' CHARACTER SET utf8 COLLATE utf8_general_ci';
2625: }
2626: } elsif ($distro =~ /^ubuntu(\d+)/) {
2627: if ($1 > 16) {
2628: $createcmd .= ' CHARACTER SET latin1 COLLATE latin1_swedish_ci';
2629: }
2630: }
2631: push(@mysql_lc_commands,$createcmd);
1.1 raeburn 2632: }
1.4 raeburn 2633: push(@mysql_lc_commands,"USE loncapa");
2634: push(@mysql_lc_commands,qq{
1.18 raeburn 2635: CREATE TABLE IF NOT EXISTS metadata (title TEXT, author TEXT, subject TEXT, url TEXT, keywords TEXT, version TEXT, notes TEXT, abstract TEXT, mime TEXT, language TEXT, creationdate DATETIME, lastrevisiondate DATETIME, owner TEXT, copyright TEXT, domain TEXT, dependencies TEXT, modifyinguser TEXT, authorspace TEXT, lowestgradelevel TEXT, highestgradelevel TEXT, standards TEXT, count INT, course INT, course_list TEXT, goto INT, goto_list TEXT, comefrom INT, comefrom_list TEXT, sequsage INT, sequsage_list TEXT, stdno INT, stdno_list TEXT, avetries FLOAT, avetries_list TEXT, difficulty FLOAT, difficulty_list TEXT, disc FLOAT, disc_list TEXT, clear FLOAT, technical FLOAT, correct FLOAT, helpful FLOAT, depth FLOAT, hostname TEXT, FULLTEXT idx_title (title), FULLTEXT idx_author (author), FULLTEXT idx_subject (subject), FULLTEXT idx_url (url), FULLTEXT idx_keywords (keywords), FULLTEXT idx_version (version), FULLTEXT idx_notes (notes), FULLTEXT idx_abstract (abstract), FULLTEXT idx_mime (mime), FULLTEXT idx_language (language), FULLTEXT idx_owner (owner), FULLTEXT idx_copyright (copyright)) ENGINE=MYISAM
1.4 raeburn 2636: });
1.1 raeburn 2637: if ($setup_mysql_permissions) {
1.68 raeburn 2638: &setup_mysql_permissions($dbh,$has_pass,$mysql_unix_socket,@mysql_lc_commands);
1.1 raeburn 2639: } else {
2640: print_and_log(&mt('Skipping MySQL permissions setup.')."\n");
2641: if ($dbh) {
1.4 raeburn 2642: if (@mysql_lc_commands) {
2643: foreach my $lccmd (@mysql_lc_commands) {
2644: $dbh->do($lccmd) || print $dbh->errstr."\n";
2645: }
2646: }
1.1 raeburn 2647: print_and_log(&mt('MySQL database set up complete.')."\n");
2648: } else {
2649: print_and_log(&mt('Problem accessing MySQL.')."\n");
2650: }
2651: }
2652: }
2653:
2654: sub setup_mysql_permissions {
1.68 raeburn 2655: my ($dbh,$has_pass,$mysql_unix_socket,@mysql_lc_commands) = @_;
1.87 raeburn 2656: my ($mysqlversion,$mysqlminorversion,$mysqlsubver,$mysqlname) = &get_mysql_version();
1.68 raeburn 2657: my ($usescreate,$usesauth,$is_mariadb,$hasauthcol,@mysql_commands);
1.38 raeburn 2658: if ($mysqlname =~ /^MariaDB/i) {
1.50 raeburn 2659: $is_mariadb = 1;
1.87 raeburn 2660: if ((($mysqlversion == 10) && ($mysqlminorversion >= 4)) || ($mysqlversion >= 11)) {
1.68 raeburn 2661: $usescreate = 1;
1.87 raeburn 2662: } elsif (($mysqlversion == 10) && ($mysqlminorversion >= 2)) {
1.38 raeburn 2663: $usesauth = 1;
1.87 raeburn 2664: } elsif (($mysqlversion == 5) && ($mysqlminorversion >= 5)) {
1.42 raeburn 2665: $hasauthcol = 1;
1.38 raeburn 2666: }
2667: } else {
1.87 raeburn 2668: if (($mysqlversion > 5) || (($mysqlminorversion == 5) && ($mysqlminorversion > 7)) ||
2669: (($mysqlversion == 5) && ($mysqlminorversion == 7) && ($mysqlsubver > 5))) {
1.38 raeburn 2670: $usesauth = 1;
1.87 raeburn 2671: } elsif (($mysqlversion == 5) &&
2672: (($mysqlminorversion >= 6) || (($mysqlminorversion == 5) && ($mysqlsubver >= 7)))) {
1.42 raeburn 2673: $hasauthcol = 1;
1.38 raeburn 2674: }
2675: }
1.68 raeburn 2676: if ($usescreate) {
2677: @mysql_commands = ("CREATE USER 'www'\@'localhost' IDENTIFIED BY 'localhostkey'");
2678: } elsif ($usesauth) {
1.76 raeburn 2679: @mysql_commands = ("INSERT user (Host, User, ssl_cipher, x509_issuer, x509_subject, authentication_string) VALUES('localhost','www','','','','')",
2680: "FLUSH PRIVILEGES");
1.50 raeburn 2681: if ($is_mariadb) {
1.52 raeburn 2682: push(@mysql_commands,"ALTER USER 'www'\@'localhost' IDENTIFIED BY 'localhostkey'");
1.50 raeburn 2683: } else {
1.52 raeburn 2684: push(@mysql_commands,"ALTER USER 'www'\@'localhost' IDENTIFIED WITH mysql_native_password BY 'localhostkey'");
1.50 raeburn 2685: }
1.42 raeburn 2686: } elsif ($hasauthcol) {
2687: @mysql_commands = ("INSERT user (Host, User, Password, ssl_cipher, x509_issuer, x509_subject, authentication_string) VALUES('localhost','www',password('localhostkey'),'','','','');");
1.36 raeburn 2688: } else {
1.42 raeburn 2689: @mysql_commands = ("INSERT user (Host, User, Password, ssl_cipher, x509_issuer, x509_subject) VALUES('localhost','www',password('localhostkey'),'','','');");
1.36 raeburn 2690: }
1.1 raeburn 2691: if ($mysqlversion < 4) {
1.4 raeburn 2692: push (@mysql_commands,"
2693: INSERT db (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,Create_priv,Drop_priv,Grant_priv,References_priv,Index_priv,Alter_priv) VALUES('localhost','loncapa','www','Y','Y','Y','Y','Y','Y','N','Y','Y','Y')");
2694: } else {
2695: push (@mysql_commands,"
2696: INSERT db (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,Create_priv,Drop_priv,Grant_priv,References_priv,Index_priv,Alter_priv,Create_tmp_table_priv,Lock_tables_priv) VALUES('localhost','loncapa','www','Y','Y','Y','Y','Y','Y','N','Y','Y','Y','Y','Y')");
1.1 raeburn 2697: }
1.4 raeburn 2698: push(@mysql_commands,"DELETE FROM user WHERE host<>'localhost'");
1.68 raeburn 2699: if (($has_pass) || ($mysql_unix_socket)) {
1.1 raeburn 2700: if ($dbh) {
1.4 raeburn 2701: push(@mysql_commands,"FLUSH PRIVILEGES");
2702: if (@mysql_commands) {
2703: foreach my $cmd (@mysql_commands) {
2704: $dbh->do($cmd) || print $dbh->errstr."\n";
2705: }
2706: }
2707: if (@mysql_lc_commands) {
2708: foreach my $lccmd (@mysql_lc_commands) {
2709: $dbh->do($lccmd) || print $dbh->errstr."\n";
2710: }
2711: }
1.1 raeburn 2712: print_and_log(&mt('Permissions set for LON-CAPA MySQL user: [_1]',"'www'")."\n");
2713: } else {
2714: print_and_log(&mt('Problem accessing MySQL.')."\n".
2715: &mt('Permissions not set.')."\n");
2716: }
2717: } else {
2718: my ($firstpass,$secondpass,$got_passwd,$newmysqlpass);
2719: print &mt('Please enter a root password for the mysql database.')."\n".
2720: &mt('It does not have to match your root account password, but you will need to remember it.')."\n";
2721: my $maxtries = 10;
2722: my $trial = 0;
2723: while ((!$got_passwd) && ($trial < $maxtries)) {
2724: $firstpass = &get_mysql_password(&mt('Enter password'));
2725: if (length($firstpass) > 5) {
2726: $secondpass = &get_mysql_password(&mt('Enter password a second time'));
2727: if ($firstpass eq $secondpass) {
2728: $got_passwd = 1;
2729: $newmysqlpass = $firstpass;
2730: } else {
2731: print(&mt('Passwords did not match. Please try again.')."\n");
2732: }
2733: $trial ++;
2734: } else {
2735: print(&mt('Password too short.')."\n".
2736: &mt('Please choose a password with at least six characters.')."\n");
2737: }
2738: }
2739: if ($got_passwd) {
1.50 raeburn 2740: my (@newpass_cmds) = &new_mysql_rootpasswd($newmysqlpass,$usesauth,$is_mariadb);
1.4 raeburn 2741: push(@mysql_commands,@newpass_cmds);
1.1 raeburn 2742: } else {
2743: print_and_log(&mt('Failed to get MySQL root password from user input.')."\n");
2744: }
2745: if ($dbh) {
1.4 raeburn 2746: if (@mysql_commands) {
2747: foreach my $cmd (@mysql_commands) {
2748: $dbh->do($cmd) || print $dbh->errstr."\n";
2749: }
2750: }
2751: if (@mysql_lc_commands) {
2752: foreach my $lccmd (@mysql_lc_commands) {
2753: $dbh->do($lccmd) || print $dbh->errstr."\n";
2754: }
2755: }
1.1 raeburn 2756: if ($got_passwd) {
2757: print_and_log(&mt('MySQL root password stored.')."\n".
2758: &mt('Permissions set for LON-CAPA MySQL user: [_1].',"'www'")."\n");
2759: } else {
2760: print_and_log(&mt('Permissions set for LON-CAPA MySQL user: [_1].',"'www'")."\n");
2761: }
2762: } else {
2763: print_and_log(&mt('Problem accessing MySQL.')."\n".
2764: &mt('Permissions not set.')."\n");
2765: }
2766: }
2767: }
2768:
2769: sub new_mysql_rootpasswd {
1.50 raeburn 2770: my ($currmysqlpass,$usesauth,$is_mariadb) = @_;
1.36 raeburn 2771: if ($usesauth) {
1.50 raeburn 2772: if ($is_mariadb) {
1.51 raeburn 2773: return ("ALTER USER 'root'\@'localhost' IDENTIFIED BY '$currmysqlpass'",
1.50 raeburn 2774: "FLUSH PRIVILEGES;");
2775: } else {
1.51 raeburn 2776: return ("ALTER USER 'root'\@'localhost' IDENTIFIED WITH mysql_native_password BY '$currmysqlpass'",
1.50 raeburn 2777: "FLUSH PRIVILEGES;");
2778: }
1.36 raeburn 2779: } else {
2780: return ("SET PASSWORD FOR 'root'\@'localhost'=PASSWORD('$currmysqlpass')",
2781: "FLUSH PRIVILEGES;");
2782: }
1.1 raeburn 2783: }
2784:
2785: sub get_mysql_version {
1.87 raeburn 2786: my ($version,$minorversion,$subversion,$name);
1.1 raeburn 2787: if (open(PIPE," mysql -V |")) {
2788: my $info = <PIPE>;
2789: chomp($info);
2790: close(PIPE);
1.87 raeburn 2791: ($version,$minorversion,$subversion,$name) = ($info =~ /(\d+)\.(\d+)\.(\d+)(?:\-?(\w*),|)/);
1.1 raeburn 2792: } else {
2793: print &mt('Could not determine which version of MySQL is installed.').
2794: "\n";
2795: }
1.87 raeburn 2796: return ($version,$minorversion,$subversion,$name);
1.1 raeburn 2797: }
2798:
2799: ###########################################################
2800: ##
2801: ## RHEL/CentOS/Fedora/Scientific Linux
2802: ## Copy LON-CAPA httpd.conf to /etc/httpd/conf
2803: ##
2804: ###########################################################
2805:
2806: sub copy_httpd_conf {
1.46 raeburn 2807: my ($instdir,$distro,$hostname) = @_;
1.14 raeburn 2808: my $configfile = 'httpd.conf';
1.80 raeburn 2809: if ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.29 raeburn 2810: if ($1 >= 7) {
2811: $configfile = 'apache2.4/httpd.conf';
2812: } elsif ($1 > 5) {
1.14 raeburn 2813: $configfile = 'new/httpd.conf';
2814: }
2815: } elsif ($distro =~ /^fedora(\d+)$/) {
1.29 raeburn 2816: if ($1 > 17) {
2817: $configfile = 'apache2.4/httpd.conf';
2818: } elsif ($1 > 10) {
1.14 raeburn 2819: $configfile = 'new/httpd.conf';
2820: }
2821: }
1.1 raeburn 2822: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'httpd.conf'",
2823: "'/etc/httpd/conf/httpd.conf'")."\n");
2824: copy "/etc/httpd/conf/httpd.conf","/etc/httpd/conf/httpd.conf.original";
1.14 raeburn 2825: copy "$instdir/centos-rhes-fedora-sl/$configfile","/etc/httpd/conf/httpd.conf";
1.5 raeburn 2826: chmod(0444,"/etc/httpd/conf/httpd.conf");
1.1 raeburn 2827: print_and_log("\n");
2828: }
2829:
1.59 raeburn 2830: ###########################################################
2831: ##
2832: ## RHEL/CentOS/Fedora/Scientific Linux
2833: ## Copy LON-CAPA mpm.conf to /etc/httpd/conf.modules.d/00-mpm.conf
2834: ##
2835: ## The LON-CAPA mpm.conf enables the prefork MPM module in
2836: ## Apache. This is also the default for RHEL/CentOS/Oracle
1.60 raeburn 2837: ## Linux 7 and earlier, and Fedora 26 and earlier. For more
1.59 raeburn 2838: ## recent versions of those distros, the event MPM is enabled
2839: ## by default. After ©_mpm_conf() is run, the prefork MPM
2840: ## module will be enabled instead of the event MPM module.
2841: ##
2842: ###########################################################
2843:
2844: sub copy_mpm_conf {
2845: my ($instdir,$distro) = @_;
2846: my $mpmfile = 'mpm.conf';
2847: if ((-e "/etc/httpd/conf.modules.d/00-mpm.conf") &&
2848: (-e "$instdir/centos-rhes-fedora-sl/$mpmfile")) {
2849: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'mpm.conf'",
2850: "'/etc/httpd/conf.modules.d/00-mpm.conf'")."\n");
2851: copy "$instdir/centos-rhes-fedora-sl/$mpmfile","/etc/httpd/conf.modules.d/00-mpm.conf";
2852: chmod(0644,"/etc/httpd/conf.modules.d/00-mpm.conf");
2853: print_and_log("\n");
2854: } else {
2855: my $logfail;
1.80 raeburn 2856: if ($distro =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
1.59 raeburn 2857: if ($1 > 7) {
2858: $logfail = 1;
2859: }
2860: } elsif ($distro =~ /^fedora(\d+)$/) {
2861: if ($1 > 26) {
2862: $logfail = 1;
2863: }
2864: }
2865: if ($logfail) {
2866: print_and_log(&mt('Warning: copying the LON-CAPA [_1] failed because [_2] and/or [_3] are missing.',
2867: $mpmfile,"'$instdir/centos-rhes-fedora-sl/$mpmfile'",
2868: "'/etc/httpd/conf.modules.d/00-mpm.conf'"));
2869: print_and_log("\n");
2870: }
2871: }
2872: }
2873:
1.46 raeburn 2874: ###############################################
2875: ##
1.47 raeburn 2876: ## Copy loncapassl.conf and sslrewrite.conf
1.46 raeburn 2877: ##
2878: ###############################################
2879:
1.47 raeburn 2880: #
2881: # The Apache SSL configuration used by LON-CAPA is contained in
2882: # two files: sslrewrite.conf and loncapassl.conf.
2883: #
2884: # Starting with LON-CAPA 2.12, name-based virtual hosts are used
2885: # with port 443. The default virtual host (i.e., the one listed
2886: # first) is for the server's standard hostname, and that is the one
2887: # which will respond to client browser requests for https:// pages.
2888: #
2889: # Accordingly, a system administrator will need to edit the config
2890: # config file to include paths to a signed SSL certificate (public),
2891: # chain (public) and key (private) pem files. The certificate should
2892: # have been signed by a recognized certificate authority ((e.g.,
2893: # InCommon or Let's Encrypt).
2894: #
2895: # The sslrewrite.conf file contains the rewrite configuration for
2896: # the default virtual host. The rewrite rules defined are used to
2897: # allow internal HEAD requests to /cgi-bin/mimetex.cgi to be served
2898: # http://, in order to support vertical alignment of mimetex images
2899: # (one of the options for rendering Math content); (b) allow requests
2900: # for certain URLs (external resource, and syllabus, if external URL
2901: # used) to be served http:// to accommodate the use of iframes which
2902: # would otherwise result in browser blocking of mixed active content.
2903: #
2904: # The loncapassl.conf file contains the configuration for the
2905: # "internal" virtual host, which will respond to requests for https://
2906: # pages from other LON-CAPA servers in the network to which the node
2907: # belongs. The ServerName is internal-<hostname> where <hostname>
2908: # is the server's hostname. There is no need to create a DNS entry
2909: # for internal-<hostname>, as LON-CAPA 2.12 automatically performs
2910: # the required hostname to IP mapping.
2911: #
2912: # Requests to /raw on the "internal" virtual host require a valid
2913: # SSL client certificate, signed by the certificate authority
2914: # for the LON-CAPA network to which the node belongs.
2915: #
2916: # The configuration file to which the contents of sslrewrite.conf
2917: # and loncapassl.conf will be written will have either been identified
2918: # when &chkapachessl() was run, or if no files were found with
2919: # existing rewrite blocks, then a candidate file will be chosen
2920: # from the .conf files containing VirtualHosts definitions.
2921: # If there is more than one suitable candidate file, the system
2922: # administrator will be prompted to select from the available files.
2923: #
2924: # If there are no files containing VirtualHosts definitions, then
2925: # <VirtualHost *:443> </VirtualHost> blocks will be appended to
2926: # the standard Apache SSL config for the particular distro:
2927: # ssl.conf for RHEL/CentOS/Scientific/Fedora, vhost-ssl.conf
2928: # for SuSE/SLES, and default-ssl.conf for Ubuntu.
2929: #
2930: # Once a file is selected, the contents of sslrewrite.conf and
2931: # loncapassl.conf are compared with appropriate blocks in the file
2932: # and the user will be prompted to agree to insertion of missing lines
2933: # and/or deletion of surplus lines.
2934: #
2935:
2936: sub copy_apache_sslconf_files {
2937: my ($distro,$hostname,$hostip,$instdir,$targetdir,$targetfilesref,
2938: $has_std,$has_int,$rewritenum,$nochgstd,$nochgint) = @_;
2939: my ($new_std,$new_int);
2940: my (@internal,@standard,%int_by_linenum,%int_by_linetext,
2941: %rule_by_linenum,%rule_by_linetext,%foundint);
1.46 raeburn 2942: if (-e "$instdir/loncapassl.conf") {
2943: if (open(my $fh,'<',"$instdir/loncapassl.conf")) {
1.47 raeburn 2944: my $num = 1;
2945: while (<$fh>) {
2946: chomp();
2947: if (/^ServerName/) {
2948: s/(\Qinternal-{[[[[Hostname]]]]}\E)/internal-$hostname/;
2949: }
2950: push(@internal,$_);
2951: $int_by_linenum{$num} = $_;
2952: s/(^\s+|\s+$)//g;
2953: push(@{$int_by_linetext{$_}},$num);
2954: $num ++;
2955: }
2956: close($fh);
2957: }
2958: }
2959: if (-e "$instdir/sslrewrite.conf") {
2960: if (open(my $fh,'<',"$instdir/sslrewrite.conf")) {
2961: my $num = 1;
2962: while (<$fh>) {
2963: chomp();
2964: if (/\Q{[[[[HostIP]]]]}\E/) {
2965: s/(\QRewriteCond %{REMOTE_ADDR} {[[[[HostIP]]]]}\E)/RewriteCond %{REMOTE_ADDR} $hostip/;
2966: }
2967: push(@standard,$_);
2968: $rule_by_linenum{$num} = $_;
2969: s/(^\s+|\s+$)//g;
2970: push(@{$rule_by_linetext{$_}},$num);
2971: $num ++;
2972: }
2973: close($fh);
2974: }
2975: }
2976: if (!$nochgstd) {
2977: if ($has_std eq '') {
2978: my $file;
2979: if ($has_int ne '') {
2980: if (open(my $fh,'<',"$targetdir/$has_int")) {
2981: my @saved = <$fh>;
2982: close($fh);
2983: if (open(my $fhout, '>',"$targetdir/$has_int")) {
2984: print $fhout "<VirtualHost *:443>\n".
2985: "ServerName $hostname\n".
2986: join("\n",@standard)."\n".
2987: "</VirtualHost>\n\n".
2988: join('',@saved);
2989: close($fhout);
2990: $new_int = $has_int;
2991: }
2992: }
2993: }
2994: } else {
2995: if ($rewritenum eq '') {
2996: &append_to_vhost($targetdir,$has_std,$hostname,\%rule_by_linenum,'std');
2997: $new_std = $has_std;
2998: } else {
2999: $new_std = &modify_ssl_config($targetdir,$has_std,$hostname,$rewritenum,
3000: \%rule_by_linetext,\%rule_by_linenum,'std');
3001: }
3002: }
3003: }
3004: if (!$nochgint) {
3005: if ($has_int eq '') {
3006: if ($has_std ne '') {
3007: if (open(my $fhout,'>>',"$targetdir/$has_std")) {
3008: print $fhout "\n".join("\n",@internal)."\n";
3009: close($fhout);
3010: $new_int = $has_std;
3011: }
3012: }
3013: } else {
3014: $new_int = &modify_ssl_config($targetdir,$has_int,$hostname,$rewritenum,\%int_by_linetext,\%int_by_linenum,'int');
3015: }
3016: }
3017: if (($has_std eq '') && ($has_int eq '')) {
3018: my ($file,$numfiles) = &get_sslconf_filename($distro,$targetdir,$targetfilesref);
3019: if ($numfiles == 0) {
3020: if (open(my $fhout, '>>', "$targetdir/$file")) {
3021: print $fhout "<VirtualHost *:443>\n".
3022: "ServerName $hostname\n".
3023: join("\n",@standard)."\n".
3024: "</VirtualHost>\n\n".
3025: join("\n",@internal)."\n";
3026: close($fhout);
3027: $new_std = $file;
3028: $new_int = $file;
3029: }
3030: } elsif ($numfiles == 1) {
3031: &append_to_vhost($targetdir,$file,$hostname,\%rule_by_linenum,'std');
3032: if (open(my $fhout, '>>', "$targetdir/$file")) {
3033: print $fhout "\n".join("\n",@internal)."\n";
3034: close($fhout);
3035: $new_std = $file;
3036: $new_int = $file;
3037: }
3038: } elsif ($numfiles == -1) {
3039: print_and_log(&mt('Failed to copy contents of [_1] or [_2] to a file in [_3]',
3040: "'loncapassl.conf'","'sslrewrite.conf'","'$targetdir'")."\n");
3041: }
3042: }
3043: if ($nochgstd) {
3044: print_and_log(&mt('No change required to file: [_1] in [_2], (no difference between [_3] and rewrite block.)',
3045: "'$has_std'","'$targetdir'","'sslrewrite.conf'"));
3046: }
3047: if ($nochgint) {
3048: print_and_log(&mt('No change required to file: [_1] in [_2], (no difference between [_3] and virtualhost block.)',
3049: "'$has_int'","'$targetdir'","'loncapassl.conf'"));
3050: }
3051: if ($new_int) {
3052: print_and_log(&mt('Successfully copied contents of [_1] to [_2].',"'loncapassl.conf'","'$targetdir/$new_int'")."\n");
3053: chmod(0444,"$targetdir/loncapassl.conf");
3054: }
3055: if ($new_std) {
3056: print_and_log(&mt('Successfully copied contents of [_1] to [_2].',"'sslrewrite.conf'","'$targetdir/$new_std'")."\n");
3057: chmod(0444,"$targetdir/loncapassl.conf");
3058: }
3059: return ($new_int,$new_std);
3060: }
3061:
3062: #
3063: # append_to_vhost() is called to add rewrite rules (in a
3064: # <IfModule +mod_rewrite.c> </IfModule> block), provided
3065: # in the sslrewrite.conf configuration file, to an Apache
3066: # SSL configuration file within a VirtualHost for port 443
3067: # (for server's public-facing hostname).
3068: #
3069: sub append_to_vhost {
3070: my ($targetdir,$filename,$hostname,$by_linenum,$type) = @_;
3071: return unless (ref($by_linenum) eq 'HASH');
3072: my ($startvhost,$endvhost);
3073: if (-e "$targetdir/$filename") {
3074: my (@lines,$currname,$virtualhost,$hasname);
3075: if (open(my $fh,'<',"$targetdir/$filename")) {
3076: my $currline = 0;
3077: while (<$fh>) {
3078: $currline ++;
3079: push(@lines,$_);
3080: chomp();
3081: s/(^\s+|\s+$)//g;
3082: if (/^<VirtualHost\s+[^:]*\:443>/) {
3083: $virtualhost = 1;
3084: unless ($endvhost) {
3085: $startvhost = $currline;
1.46 raeburn 3086: }
3087: }
1.47 raeburn 3088: if ($virtualhost) {
3089: if (/^ServerName\s+([^\s]+)\s*$/) {
3090: $currname = $1;
3091: unless ($endvhost) {
3092: if ((($currname eq '') || ($currname eq $hostname)) && ($type eq 'std')) {
3093: $hasname = 1;
3094: }
3095: }
3096: }
3097: if (/^<\/VirtualHost>/) {
3098: $virtualhost = 0;
3099: unless ($endvhost) {
3100: if (((($currname eq '') || ($currname eq $hostname)) && ($type eq 'std')) ||
3101: (($currname eq 'internal-'.$hostname) && ($type eq 'int'))) {
3102: $endvhost = $currline;
3103: } else {
3104: undef($startvhost);
3105: }
3106: }
3107: }
3108: }
3109: }
3110: close($fh);
3111: }
3112: if ($endvhost) {
3113: if (open(my $fout,'>',"$targetdir/$filename")) {
3114: for (my $i=0; $i<@lines; $i++) {
3115: if ($i == $startvhost) {
3116: unless (($hasname) && ($type eq 'std')) {
3117: print $fout "ServerName $hostname\n";
3118: }
3119: }
3120: if ($i == $endvhost-1) {
3121: foreach my $item (sort { $a <=> $b } keys(%{$by_linenum})) {
3122: print $fout $by_linenum->{$item}."\n";
3123: }
3124: }
3125: print $fout $lines[$i];
3126: }
3127: close($fout);
3128: }
3129: }
3130: }
3131: return $endvhost;
3132: }
3133:
3134: #
3135: # get_sslconf_filename() is called when the Apache SSL configuration
3136: # option has been selected and there are no files containing
3137: # VirtualHost definitions containing rewrite blocks,
3138: #
3139: # In this case get_sslconf_filename() is used to chose from the
3140: # available .conf files containing VirtualHosts definitions. If
3141: # there is ambiguity about which file to use, &apacheconf_choice()
3142: # will be called to prompt the user to choose one of the possible
3143: # files.
3144: #
3145:
3146: sub get_sslconf_filename {
3147: my ($distro,$targetdir,$targetfilesref) = @_;
3148: my ($configfile,$numfiles,@possfiles);
3149: if (ref($targetfilesref) eq 'HASH') {
3150: if (keys(%{$targetfilesref}) > 0) {
3151: foreach my $name (sort(keys(%{$targetfilesref}))) {
3152: if (ref($targetfilesref->{$name}) eq 'HASH') {
3153: foreach my $file (sort(keys(%{$targetfilesref->{$name}}))) {
3154: next if ($file eq '');
3155: next if (!-e "$targetdir/$file");
3156: unless (grep(/^\Q$file\E$/,@possfiles)) {
3157: push(@possfiles,$file);
3158: }
3159: }
3160: }
3161: }
3162: }
3163: if (@possfiles == 0) {
3164: $configfile = 'ssl.conf';
3165: if ($distro =~ /^(suse|sles)/) {
3166: $configfile = 'vhost-ssl.conf';
3167: } elsif ($distro =~ /^(debian|ubuntu)/) {
3168: $configfile = 'default-ssl.conf';
3169: }
3170: $numfiles = 0;
3171: print &mt('No configuration files in [_1] contain a <VirtualHost *:443> </VirtualHost> block which can be used to house Apache rewrite rules from https to http.',$targetdir)."\n\n".
3172: &mt('Accordingly, the contents of sslrewrite.conf will be included in a <VirtualHost *:443> </VirtualHost> block which will be added to a file named: [_1].',$configfile)."\n\n";
3173: } elsif (@possfiles == 1) {
3174: $configfile = $possfiles[0];
3175: $numfiles = 1;
3176: print &mt('A single configuration file in [_1] contains a <VirtualHost *:443> </VirtualHost> block.',$targetdir)."\n".
3177: &mt('The contents of sslrewrite.conf will be added to this block.')."\n\n";
3178: } else {
3179: print &mt('More than one Apache config file contains a <VirtualHost *:443> </VirtualHost> block.')."\n\n".&mt('The possible files are:')."\n";
3180: my $counter = 1;
3181: my $max = scalar(@possfiles);
3182: foreach my $file (@possfiles) {
3183: print "$counter. $file\n";
3184: $counter ++;
3185: }
3186: print "\n".&mt('Enter a number between 1 and [_1] to indicate which file should be modified to include the contents of sslrewrite.conf.',$max)."\n";
3187: my $choice = &apacheconf_choice($max);
3188: if (($choice =~ /^\d+$/) && ($choice >= 1) && ($choice <= $max)) {
3189: $configfile = $possfiles[$choice-1];
3190: $numfiles = 1;
1.46 raeburn 3191: } else {
1.47 raeburn 3192: $numfiles = -1;
1.46 raeburn 3193: }
3194: }
3195: }
1.47 raeburn 3196: return ($configfile,$numfiles);
3197: }
3198:
3199: #
3200: # &apacheconf_choice() prompts a user to choose an integer between 1 and the
3201: # maximum number of available of possible Apache SSL config files found
3202: # at the distros standard location for Apache config files containing
3203: # VirtualHost definitions.
3204: #
3205: # This routine is called recursively until the user enters a valid integer.
3206: #
3207:
3208: sub apacheconf_choice {
3209: my ($max) = @_;
3210: my $choice = <STDIN>;
3211: chomp($choice);
3212: $choice =~ s/(^\s+|\s+$)//g;
3213: my $configfile;
3214: if (($choice =~ /^\d+$/) && ($choice >= 1) && ($choice <= $max)) {
3215: $configfile = $choice;
3216: }
3217: while ($configfile eq '') {
3218: print &mt('Invalid choice. Please enter a number between 1 and [_1].',$max)."\n";
3219: $configfile = &apacheconf_choice($max);
3220: }
3221: print "\n";
3222: return $configfile;
3223: }
3224:
3225: #
3226: # &modify_ssl_config() is called to modify the contents of an Apache SSL config
3227: # file so that it has two <VirtualHost *:443> </VirtualHost> blocks containing
3228: # (a) the default VirtualHost with the <IfModule mod_rewrite.c> </IfModule> block
3229: # provided in sslrewrites.conf, and (b) an "internal" VirtualHost with the
3230: # content provided in loncapassl.conf.
3231: #
3232: # This routine will prompted you to agree to insertion of lines present in the
3233: # shipped conf file, but missing from the local config file, and also for
3234: # deletion of lines present in the local config file, but not required in
3235: # the shipped conf file.
3236: #
3237:
3238: sub modify_ssl_config {
3239: my ($targetdir,$filename,$hostname,$rewritenum,$by_linetext,$by_linenum,$type) = @_;
3240: return unless ((ref($by_linetext) eq 'HASH') && (ref($by_linenum) eq 'HASH'));
3241: if (-e "$targetdir/$filename") {
3242: my (@lines,$virtualhost,$currname,$rewrite);
3243: if (open(my $fh,'<',"$targetdir/$filename")) {
3244: my %found;
3245: my %possible;
3246: my $currline = 0;
3247: my $rewritecount = 0;
3248: while (<$fh>) {
3249: $currline ++;
3250: push(@lines,$_);
3251: chomp();
3252: s/(^\s+|\s+$)//g;
3253: if (/^\s*<VirtualHost\s+[^:]*\:443>\s*$/) {
3254: $virtualhost = 1;
3255: }
3256: if ($virtualhost) {
3257: if ((exists($by_linetext->{$_})) && (ref($by_linetext->{$_}) eq 'ARRAY') &&
3258: (@{$by_linetext->{$_}} > 0)) {
3259: $possible{$currline} = shift(@{$by_linetext->{$_}});
3260: }
3261: if (/^\s*<\/VirtualHost>/) {
3262: if ((($currname eq 'internal-'.$hostname) && ($type eq 'int')) ||
3263: ((($currname eq $hostname) || ($currname eq '')) && ($type eq 'std') &&
3264: ($rewritecount == $rewritenum))) {
3265: %found = (%found,%possible);
3266: } else {
3267: foreach my $line (sort {$b <=> $a } keys(%possible)) {
3268: my $num = $possible{$line};
3269: if (ref($by_linetext->{$by_linenum->{$num}}) eq 'ARRAY') {
3270: unshift(@{$by_linetext->{$by_linenum->{$num}}},$num);
3271: }
3272: }
3273: }
3274: undef(%possible);
3275: $virtualhost = 0;
3276: $currname = '';
3277: } elsif (/^\s*ServerName\s+([^\s]+)\s*$/) {
3278: $currname = $1;
3279: } elsif (/^\s*<IfModule\s+mod_rewrite\.c>/) {
3280: $rewrite = 1;
3281: } elsif (/^\s*<\/IfModule>/) {
3282: $rewritecount ++;
3283: $rewrite = 0;
3284: }
3285: }
3286: }
3287: close($fh);
3288: if (open(my $fout,'>',"$targetdir/$filename")) {
3289: my $currline = 0;
3290: my ($lastfound,$done);
3291: my $numfound = 0;
3292: foreach my $line (@lines) {
3293: $currline ++;
3294: if ($done) {
3295: print $fout $line;
3296: } elsif ($lastfound) {
3297: if ($found{$currline}) {
3298: for (my $i=$lastfound+1; $i<$found{$currline}; $i++) {
3299: print &mt('The following line is missing from the current <VirtualHost *:443> </VirtualHost> block:')."\n".
3300: $by_linenum->{$i}."\n".
3301: &mt('Add this line? ~[Y/n~]');
3302: if (&get_user_selection(1)) {
3303: print $fout $by_linenum->{$i}."\n";
3304: }
3305: }
3306: $numfound ++;
3307: $lastfound = $found{$currline};
3308: print $fout $line;
3309: if ($numfound == scalar(keys(%found))) {
3310: $done = 1;
3311: for (my $i=$found{$currline}+1; $i<=scalar(keys(%{$by_linenum})); $i++) {
3312: print &mt('The following line is missing from the current <VirtualHost *:443> </VirtualHost> block:')."\n".
3313: $by_linenum->{$i}."\n".
3314: &mt('Add this line? ~[Y/n~]');
3315: if (&get_user_selection(1)) {
3316: print $fout $by_linenum->{$i}."\n";
3317: }
3318: }
3319: }
3320: } else {
3321: print &mt('The following line found within a <VirtualHost *:443> </VirtualHost> block does not match that expected by LON-CAPA:')."\n".
3322: $line.
3323: &mt('Delete this line? ~[Y/n~]');
3324: if (!&get_user_selection(1)) {
3325: print $fout $line;
3326: }
3327: }
3328: } elsif ($found{$currline}) {
3329: $numfound ++;
3330: $lastfound = $found{$currline};
3331: for (my $i=1; $i<$found{$currline}; $i++) {
3332: print &mt('The following line is missing from the current <VirtualHost *:443> </VirtualHost> block:')."\n".
3333: $by_linenum->{$i}."\n".
3334: &mt('Add this line? ~[Y/n~]');
3335: if (&get_user_selection(1)) {
3336: print $fout $by_linenum->{$i}."\n";
3337: }
3338: }
3339: print $fout $line;
3340: } else {
3341: print $fout $line;
3342: }
3343: }
3344: close($fout);
3345: }
1.46 raeburn 3346: }
3347: }
1.47 raeburn 3348: return $filename;
1.46 raeburn 3349: }
3350:
1.1 raeburn 3351: #########################################################
3352: ##
1.17 raeburn 3353: ## Ubuntu/Debian -- copy our loncapa configuration file to
1.1 raeburn 3354: ## sites-available and set the symlink from sites-enabled.
3355: ##
3356: #########################################################
3357:
3358: sub copy_apache2_debconf {
1.46 raeburn 3359: my ($instdir,$distro,$hostname) = @_;
1.6 raeburn 3360: my $apache2_mods_enabled_dir = '/etc/apache2/mods-enabled';
3361: my $apache2_mods_available_dir = '/etc/apache2/mods-available';
3362: foreach my $module ('headers.load','expires.load') {
3363: unless (-l "$apache2_mods_enabled_dir/$module") {
3364: symlink("$apache2_mods_available_dir/$module","$apache2_mods_enabled_dir/$module");
3365: print_and_log(&mt('Enabling "[_1]" Apache module.',$module)."\n");
3366: }
3367: }
1.28 raeburn 3368: my $apache2_sites_enabled_dir = '/etc/apache2/sites-enabled';
3369: my $apache2_sites_available_dir = '/etc/apache2/sites-available';
3370: my $defaultconfig = "$apache2_sites_enabled_dir/000-default";
1.69 raeburn 3371: my $defaultsite = "$apache2_sites_enabled_dir/loncapa.conf";
1.28 raeburn 3372: my ($distname,$version);
3373: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
3374: $distname = $1;
3375: $version = $2;
3376: }
3377: if (($distname eq 'ubuntu') && ($version > 12)) {
3378: $defaultconfig = "$apache2_sites_enabled_dir/000-default.conf";
3379: }
1.64 raeburn 3380: my ($skipconf,$skipsite,$skipstatus);
1.28 raeburn 3381: if (($distname eq 'ubuntu') && ($version > 12)) {
3382: my $apache2_conf_enabled_dir = '/etc/apache2/conf-enabled';
3383: my $apache2_conf_available_dir = '/etc/apache2/conf-available';
1.64 raeburn 3384: my $defaultconf = $apache2_conf_enabled_dir.'/loncapa.conf';
3385: if ((-e "$apache2_conf_available_dir/loncapa") && (-e "$instdir/debian-ubuntu/ubuntu14/loncapa_conf")) {
1.67 raeburn 3386: if (open(PIPE, "diff --brief $apache2_conf_available_dir/loncapa $instdir/debian-ubuntu/ubuntu14/loncapa_conf |")) {
1.64 raeburn 3387: my $diffres = <PIPE>;
3388: close(PIPE);
3389: chomp($diffres);
3390: if ($diffres) {
1.69 raeburn 3391: copy("$apache2_conf_available_dir/loncapa","$apache2_conf_available_dir/loncapa.conf.original");
3392: } else {
3393: copy("$apache2_conf_available_dir/loncapa","$apache2_conf_available_dir/loncapa.conf");
1.70 raeburn 3394: chdir($apache2_conf_enabled_dir);
3395: symlink('../conf-available/loncapa.conf','loncapa.conf');
3396: chdir($instdir);
1.64 raeburn 3397: }
3398: if (-l $defaultconf) {
3399: my $linkfname = readlink($defaultconf);
1.70 raeburn 3400: if ($linkfname ne '') {
3401: $linkfname = Cwd::abs_path(File::Spec->rel2abs($linkfname,$apache2_conf_enabled_dir));
3402: }
1.64 raeburn 3403: if ($linkfname eq "$apache2_conf_available_dir/loncapa") {
1.69 raeburn 3404: unlink($defaultconf);
3405: }
3406: }
3407: unlink("$apache2_conf_available_dir/loncapa");
3408: }
3409: }
3410: if ((-e "$apache2_conf_available_dir/loncapa.conf") && (-e "$instdir/debian-ubuntu/ubuntu14/loncapa_conf")) {
3411: if (open(PIPE, "diff --brief $apache2_conf_available_dir/loncapa.conf $instdir/debian-ubuntu/ubuntu14/loncapa_conf |")) {
3412: my $diffres = <PIPE>;
3413: close(PIPE);
3414: chomp($diffres);
3415: if ($diffres) {
3416: copy("$apache2_conf_available_dir/loncapa.conf","$apache2_conf_available_dir/loncapa.conf.original");
3417: }
3418: if (-l $defaultconf) {
3419: my $linkfname = readlink($defaultconf);
1.70 raeburn 3420: if ($linkfname ne '') {
3421: $linkfname = Cwd::abs_path(File::Spec->rel2abs($linkfname,$apache2_conf_enabled_dir));
3422: }
1.69 raeburn 3423: if ($linkfname eq "$apache2_conf_available_dir/loncapa.conf") {
1.64 raeburn 3424: unless ($diffres) {
3425: $skipconf = 1;
3426: }
3427: }
3428: }
3429: }
3430: }
3431: unless ($skipconf) {
3432: print_and_log(&mt('Copying loncapa [_1] config file to [_2] and pointing [_3] to it from conf-enabled.',"'apache2'","'/etc/apache2/conf-available'","'loncapa.conf symlink'")."\n");
1.69 raeburn 3433: copy("$instdir/debian-ubuntu/ubuntu14/loncapa_conf","$apache2_conf_available_dir/loncapa.conf");
3434: chmod(0444,"$apache2_conf_available_dir/loncapa.conf");
1.64 raeburn 3435: if (-l $defaultconf) {
3436: unlink($defaultconf);
3437: }
1.70 raeburn 3438: chdir($apache2_conf_enabled_dir);
3439: symlink('../conf-available/loncapa.conf','loncapa.conf');
3440: chdir($instdir);
1.64 raeburn 3441: }
3442: my $stdsite = "$instdir/debian-ubuntu/ubuntu14/loncapa_site";
3443: if ((-e $stdsite) && (-e "$apache2_sites_available_dir/loncapa")) {
3444: if (open(PIPE, "diff --brief $stdsite $apache2_sites_available_dir/loncapa |")) {
3445: my $diffres = <PIPE>;
3446: close(PIPE);
3447: chomp($diffres);
3448: if ($diffres) {
1.69 raeburn 3449: copy("$apache2_sites_available_dir/loncapa","$apache2_sites_available_dir/loncapa.conf.original");
3450: } else {
3451: copy("$apache2_sites_available_dir/loncapa","$apache2_sites_available_dir/loncapa.conf");
1.64 raeburn 3452: }
3453: if (-l $defaultconfig) {
3454: my $linkfname = readlink($defaultconfig);
1.70 raeburn 3455: if ($linkfname ne '') {
3456: $linkfname = Cwd::abs_path(File::Spec->rel2abs($linkfname,$apache2_sites_enabled_dir));
3457: }
1.64 raeburn 3458: if ($linkfname eq "$apache2_sites_available_dir/loncapa") {
1.69 raeburn 3459: unlink($defaultconfig);
3460: }
3461: }
3462: unlink("$apache2_sites_available_dir/loncapa");
3463: }
3464: }
3465: if ((-e $stdsite) && (-e "$apache2_sites_available_dir/loncapa.conf")) {
3466: if (open(PIPE, "diff --brief $stdsite $apache2_sites_available_dir/loncapa.conf |")) {
3467: my $diffres = <PIPE>;
3468: close(PIPE);
3469: chomp($diffres);
3470: if ($diffres) {
3471: copy("$apache2_sites_available_dir/loncapa.conf","$apache2_sites_available_dir/loncapa.conf.original");
3472: }
3473: if (-l $defaultsite) {
3474: my $linkfname = readlink($defaultsite);
1.70 raeburn 3475: if ($linkfname ne '') {
3476: $linkfname = Cwd::abs_path(File::Spec->rel2abs($linkfname,$apache2_sites_enabled_dir));
3477: }
3478: if ($linkfname eq "$apache2_sites_available_dir/loncapa.conf") {
1.64 raeburn 3479: unless ($diffres) {
3480: $skipsite = 1;
3481: }
1.65 raeburn 3482: }
1.64 raeburn 3483: }
3484: }
3485: }
3486: unless ($skipsite) {
1.69 raeburn 3487: print_and_log(&mt('Copying loncapa [_1] site file to [_2] and pointing [_3] to it from sites-enabled.',"'apache2'","'/etc/apache2/sites-available'","'loncapa.conf symlink'")."\n");
3488: copy("$instdir/debian-ubuntu/ubuntu14/loncapa_site","$apache2_sites_available_dir/loncapa.conf");
3489: chmod(0444,"$apache2_sites_available_dir/loncapa.conf");
1.70 raeburn 3490: chdir($apache2_sites_enabled_dir);
3491: symlink('../sites-available/loncapa.conf','loncapa.conf');
3492: chdir($instdir);
1.69 raeburn 3493: }
1.70 raeburn 3494: if (-l $defaultconfig) {
1.69 raeburn 3495: my $linkfname = readlink($defaultconfig);
1.70 raeburn 3496: if ($linkfname ne '') {
3497: $linkfname = Cwd::abs_path(File::Spec->rel2abs($linkfname,$apache2_sites_enabled_dir));
3498: }
3499: if ($linkfname eq "$apache2_sites_available_dir/000-default.conf") {
1.69 raeburn 3500: unlink($defaultconfig);
3501: }
1.64 raeburn 3502: }
3503: } else {
3504: if ((-e "$instdir/debian-ubuntu/loncapa") && (-e "$apache2_sites_available_dir/loncapa")) {
3505: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/loncapa $apache2_sites_available_dir/loncapa |")) {
3506: my $diffres = <PIPE>;
3507: close(PIPE);
3508: chomp($diffres);
3509: if ($diffres) {
3510: copy("$apache2_sites_available_dir/loncapa","$apache2_sites_available_dir/loncapa.original");
3511: }
3512: if (-l $defaultconfig) {
3513: my $linkfname = readlink($defaultconfig);
3514: if ($linkfname eq "$apache2_sites_available_dir/loncapa") {
3515: unless ($diffres) {
3516: $skipsite = 1;
3517: }
3518: }
3519: }
3520: }
3521: }
3522: unless ($skipsite) {
3523: if (-l $defaultconfig) {
3524: unlink($defaultconfig);
3525: }
3526: print_and_log(&mt('Copying loncapa [_1] config file to [_2] and pointing [_3] to it from sites-enabled.',"'apache2'","'/etc/apache2/sites-available'","'000-default symlink'")."\n");
3527: if (-e "$instdir/debian-ubuntu/loncapa") {
3528: copy("$instdir/debian-ubuntu/loncapa","$apache2_sites_available_dir/loncapa");
3529: chmod(0444,"$apache2_sites_available_dir/loncapa");
3530: symlink("$apache2_sites_available_dir/loncapa","$apache2_sites_enabled_dir/000-default");
3531: }
3532: }
3533: }
3534: if ($distname eq 'ubuntu') {
3535: my $sitestatus = "$apache2_mods_available_dir/status.conf";
3536: my $stdstatus = "$instdir/debian-ubuntu/status.conf";
3537: if ((-e $sitestatus) && (-e $stdstatus)) {
3538: if (open(PIPE, "diff --brief $stdstatus $sitestatus |")) {
3539: my $diffres = <PIPE>;
3540: close(PIPE);
3541: chomp($diffres);
3542: if ($diffres) {
3543: copy("$apache2_mods_available_dir/status.conf","$apache2_mods_available_dir/status.conf.original");
3544: } else {
3545: $skipstatus = 1;
3546: }
3547: }
3548: }
3549: unless ($skipstatus) {
3550: if (-e $stdstatus) {
3551: print_and_log(&mt('Copying loncapa [_1] file to [_2],',"'status.conf'","'/etc/apache2/mods-available/status.conf'")."\n");
3552: copy($stdstatus,$sitestatus);
3553: chmod(0644,$sitestatus);
3554: }
1.28 raeburn 3555: }
3556: }
1.1 raeburn 3557: print_and_log("\n");
3558: }
3559:
3560: ###########################################################
3561: ##
3562: ## openSuSE/SLES Copy apache2 config files:
3563: ## default-server.conf, uid.conf, /etc/sysconfig/apache2
3564: ## and create symlink from /srv/www/conf to /etc/apache2
3565: ##
3566: ###########################################################
3567:
3568: sub copy_apache2_suseconf {
1.49 raeburn 3569: my ($instdir,$hostname,$distro) = @_;
3570: my ($name,$version) = ($distro =~ /^(suse|sles)([\d\.]+)$/);
3571: my $conf_file = "$instdir/sles-suse/default-server.conf";
3572: if (($name eq 'sles') && ($version >= 12)) {
3573: $conf_file = "$instdir/sles-suse/apache2.4/default-server.conf";
3574: }
1.1 raeburn 3575: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',
3576: "'default-server.conf'",
3577: "'/etc/apache2/default-server.conf'")."\n");
3578: if (!-e "/etc/apache2/default-server.conf.original") {
3579: copy "/etc/apache2/default-server.conf","/etc/apache2/default-server.conf.original";
3580: }
1.49 raeburn 3581: copy $conf_file,"/etc/apache2/default-server.conf";
1.5 raeburn 3582: chmod(0444,"/etc/apache2/default-server.conf");
1.1 raeburn 3583: # Make symlink for conf directory (included in loncapa_apache.conf)
3584: my $can_symlink = (eval { symlink('/etc/apache2','/srv/www/conf'); }, $@ eq '');
3585: if ($can_symlink) {
3586: &print_and_log(&mt('Symlink created for [_1] to [_2].',
3587: "'/srv/www/conf'","'/etc/apache2'")."\n");
3588: } else {
3589: &print_and_log(&mt('Symlink creation failed for [_1] to [_2]. You will need to perform this action from the command line.',"'/srv/www/conf'","'/etc/apache2'")."\n");
3590: }
3591: ©_apache2_conf_files($instdir);
1.49 raeburn 3592: ©_sysconfig_apache2_file($instdir,$name,$version);
1.1 raeburn 3593: print_and_log("\n");
3594: }
3595:
3596: ###############################################
3597: ##
3598: ## Modify uid.conf
3599: ##
3600: ###############################################
3601: sub copy_apache2_conf_files {
3602: my ($instdir) = @_;
3603: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',
3604: "'uid.conf'","'/etc/apache2/uid.conf'")."\n");
3605: if (!-e "/etc/apache2/uid.conf.original") {
3606: copy "/etc/apache2/uid.conf","/etc/apache2/uid.conf.original";
3607: }
1.9 raeburn 3608: copy "$instdir/sles-suse/uid.conf","/etc/apache2/uid.conf";
1.5 raeburn 3609: chmod(0444,"/etc/apache2/uid.conf");
1.1 raeburn 3610: }
3611:
3612: ###############################################
3613: ##
3614: ## Modify /etc/sysconfig/apache2
3615: ##
3616: ###############################################
3617: sub copy_sysconfig_apache2_file {
1.49 raeburn 3618: my ($instdir,$name,$version) = @_;
1.1 raeburn 3619: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'sysconfig/apache2'","'/etc/sysconfig/apache2'")."\n");
3620: if (!-e "/etc/sysconfig/apache2.original") {
3621: copy "/etc/sysconfig/apache2","/etc/sysconfig/apache2.original";
3622: }
1.49 raeburn 3623: my $sysconf_file = "$instdir/sles-suse/sysconfig_apache2";
3624: if (($name eq 'sles') && ($version >= 12)) {
3625: $sysconf_file = "$instdir/sles-suse/apache2.4/sysconfig_apache2";
3626: }
1.57 raeburn 3627: copy $sysconf_file,"/etc/sysconfig/apache2";
1.5 raeburn 3628: chmod(0444,"/etc/sysconfig/apache2");
1.1 raeburn 3629: }
3630:
3631: ###############################################
3632: ##
3633: ## Add/Modify /etc/insserv/overrides
3634: ##
3635: ###############################################
3636:
3637: sub update_SuSEfirewall2_setup {
3638: my ($instdir) = @_;
3639: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'SuSEfirewall2_setup'","'/etc/insserv/overrides/SuSEfirewall2_setup'")."\n");
3640: if (!-e "/etc/insserv/overrides/SuSEfirewall2_setup") {
3641: if (!-d "/etc/insserv") {
3642: mkdir("/etc/insserv",0755);
3643: }
3644: if (!-d "/etc/insserv/overrides") {
3645: mkdir("/etc/insserv/overrides",0755);
3646: }
3647: } elsif (!-e "/etc/insserv/overrides/SuSEfirewall2_setup.original") {
3648: copy "/etc/insserv/overrides/SuSEfirewall2_setup","/etc/insserv/overrides/SuSEfirewall2_setup.original"
3649: }
1.9 raeburn 3650: copy "$instdir/sles-suse/SuSEfirewall2_setup","/etc/insserv/overrides/SuSEfirewall2_setup";
1.5 raeburn 3651: chmod(0444,"/etc/insserv/overrides/SuSEfirewall2_setup");
3652: }
3653:
3654: sub get_iptables_rules {
3655: my ($distro,$instdir,$apachefw) = @_;
3656: my (@fwchains,@ports);
3657: if (&firewall_is_active()) {
3658: my $iptables = &get_pathto_iptables();
3659: if ($iptables ne '') {
3660: @fwchains = &get_fw_chains($iptables,$distro);
3661: }
3662: }
3663: if (ref($apachefw) eq 'HASH') {
3664: foreach my $service ('http','https') {
3665: unless ($apachefw->{$service}) {
3666: push (@ports,$service);
3667: }
3668: }
3669: } else {
3670: @ports = ('http','https');
3671: }
3672: if (@ports == 0) {
3673: return;
3674: }
3675: my $ask_to_enable;
3676: if (-e "/etc/iptables.loncapa.rules") {
1.9 raeburn 3677: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/iptables.loncapa.rules /etc/iptables.loncapa.rules |")) {
1.5 raeburn 3678: my $diffres = <PIPE>;
3679: close(PIPE);
3680: chomp($diffres);
3681: if ($diffres) {
3682: print &mt('Warning: [_1] exists but differs from LON-CAPA supplied file.','/etc/iptables.loncapa.rules')."\n";
3683: }
3684: } else {
3685: print &mt('Error: unable to open [_1] to compare contents with LON-CAPA supplied file.','/etc/iptables.loncapa.rules')."\n";
3686: }
3687: } else {
1.9 raeburn 3688: if (-e "$instdir/debian-ubuntu/iptables.loncapa.rules") {
3689: copy "$instdir/debian-ubuntu/iptables.loncapa.rules","/etc/iptables.loncapa.rules";
1.5 raeburn 3690: chmod(0600,"/etc/iptables.loncapa.rules");
3691: }
3692: }
3693: if (-e "/etc/iptables.loncapa.rules") {
3694: if (-e "/etc/network/if-pre-up.d/iptables") {
1.9 raeburn 3695: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/iptables /etc/network/if-pre-up/iptables |")) {
1.5 raeburn 3696: my $diffres = <PIPE>;
3697: close(PIPE);
3698: chomp($diffres);
3699: if ($diffres) {
3700: print &mt('Warning: [_1] exists but differs from LON-CAPA supplied file.','/etc/network/if-pre-up.d/iptables')."\n";
3701: }
3702: } else {
3703: print &mt('Error: unable to open [_1] to compare contents with LON-CAPA supplied file.','/etc/network/if-pre-up.d/iptables')."\n";
3704: }
3705: } else {
1.9 raeburn 3706: copy "$instdir/debian-ubuntu/iptables","/etc/network/if-pre-up.d/iptables";
1.5 raeburn 3707: chmod(0755,"/etc/network/if-pre-up.d/iptables");
3708: print_and_log(&mt('Installed script "[_1]" to add iptables rules to block all ports except 22, 80, and 443 when network is enabled during boot.','/etc/network/if-pre-up.d/iptables'));
3709: $ask_to_enable = 1;
3710: }
3711: }
3712: return $ask_to_enable;
1.1 raeburn 3713: }
3714:
3715: sub download_loncapa {
3716: my ($instdir,$lctarball) = @_;
3717: my ($have_tarball,$updateshown);
3718: if (! -e "$instdir/$lctarball") {
3719: print_and_log(&mt('Retrieving LON-CAPA source files from: [_1]',
3720: 'http://install.loncapa.org')."\n");
3721: system("wget http://install.loncapa.org/versions/$lctarball ".
3722: "2>/dev/null 1>/dev/null");
3723: if (! -e "./$lctarball") {
3724: print &mt('Unable to retrieve LON-CAPA source files from: [_1].',
3725: "http://install.loncapa.org/versions/$lctarball")."\n";
3726: } else {
3727: $have_tarball = 1;
3728: }
3729: print_and_log("\n");
3730: } else {
3731: $have_tarball = 1;
3732: print_and_log("
3733: ------------------------------------------------------------------------
3734:
1.77 raeburn 3735: ".&mt('You seem to have a version of [_1] in [_2]',$lctarball,$instdir)."\n".
1.1 raeburn 3736: &mt('This copy will be used and a new version will NOT be downloaded.')."\n".
3737: &mt('If you wish, you may download a new version by executing:')."
3738:
1.77 raeburn 3739: wget http://install.loncapa.org/versions/$lctarball
1.1 raeburn 3740:
3741: ------------------------------------------------------------------------
3742: ");
3743: }
3744:
3745: ##
1.77 raeburn 3746: ## untar loncapa-X.Y.Z.tar.gz
1.1 raeburn 3747: ##
3748: if ($have_tarball) {
1.77 raeburn 3749: my $homedir = '/root';
3750: my ($targetdir,$chdircmd,$updatecmd);
3751: if (($distro =~ /^ubuntu/) && ($instdir ne $homedir)) {
3752: ($homedir) = ($instdir =~ m{^(.*)/[^/]+$});
3753: $updatecmd = 'sudo ./UPDATE';
3754: } else {
3755: $updatecmd = './UPDATE';
3756: }
1.1 raeburn 3757: print_and_log(&mt('Extracting LON-CAPA source files')."\n");
1.77 raeburn 3758: if (-e $homedir) {
3759: writelog(`tar zxf $instdir/$lctarball --directory $homedir`);
3760: $targetdir = $homedir;
3761: } else {
3762: writelog(`tar zxf $instdir/$lctarball`);
3763: $targetdir = $instdir;
3764: }
3765: if ($lctarball =~ /^loncapa\-(\d+\.\d+\.\d+(?:|[^.]+))\.tar\.gz$/) {
3766: $chdircmd = "cd $targetdir/loncapa-".$1;
3767: } else {
3768: $chdircmd = "cd $targetdir/loncapa-X.Y.Z (X.Y.Z should correspond to a version number like '2.11.3')";
3769: }
1.1 raeburn 3770: print_and_log("\n");
3771: print &mt('LON-CAPA source files extracted.')."\n".
1.77 raeburn 3772: &mt('It remains for you to execute the following commands:').
3773: "\n$chdircmd\n$updatecmd\n".
3774: &mt('If you have any trouble, please see [_1] and [_2]',
3775: 'http://install.loncapa.org/','http://help.loncapa.org/')."\n";
1.1 raeburn 3776: $updateshown = 1;
3777: }
3778: return ($have_tarball,$updateshown);
3779: }
3780:
3781: close LOG;
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