Annotation of doc/install/linux/install.pl, revision 1.45.2.8
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;
29: use DBI;
1.43 raeburn 30: use Cwd();
31: use File::Basename();
32: use lib File::Basename::dirname(Cwd::abs_path($0));
1.1 raeburn 33: use LCLocalization::localize;
34:
35: # ========================================================= The language handle
36:
37: my %languages = (
38: ar => 'Arabic',
39: de => 'German',
40: en => 'English',
41: es => 'Spanish (Castellan)',
42: fa => 'Persian',
43: fr => 'French',
44: he => 'Hebrew',
45: ja => 'Japanese',
46: pt => 'Portuguese',
47: ru => 'Russian',
48: tr => 'Turkish',
49: zh => 'Chinese Simplified'
50: );
51:
52: use vars qw($lh $lang);
53: $lang = 'en';
54: if (@ARGV > 0) {
55: foreach my $poss (keys(%languages)) {
56: if ($ARGV[0] eq $poss) {
57: $lang = $ARGV[0];
58: }
59: }
60: }
61:
62: &get_language_handle($lang);
63:
64: # Check user has root privs
65: if (0 != $<) {
66: print &mt('This script must be run as root.')."\n".
67: &mt('Stopping execution.')."\n";
68: exit;
69: }
70:
71:
72: # Globals: filehandle LOG is global.
73: if (!open(LOG,">>loncapa_install.log")) {
74: print &mt('Unable to open log file.')."\n".
75: &mt('Stopping execution.')."\n";
76: exit;
77: } else {
1.45.2.8! raeburn 78: print LOG '$Id: install.pl,v 1.45.2.7 2020/05/03 00:48:28 raeburn Exp $'."\n";
1.1 raeburn 79: }
80:
81: #
1.2 raeburn 82: # Helper routines and routines to establish recommended actions
1.1 raeburn 83: #
84:
85: sub get_language_handle {
86: my @languages = @_;
87: $lh=LCLocalization::localize->get_handle(@languages);
88: }
89:
90: sub mt (@) {
91: if ($lh) {
92: if ($_[0] eq '') {
93: if (wantarray) {
94: return @_;
95: } else {
96: return $_[0];
97: }
98: } else {
99: return $lh->maketext(@_);
100: }
101: } else {
102: if (wantarray) {
103: return @_;
104: } else {
105: return $_[0];
106: }
107: }
108: }
109:
110: sub texthash {
111: my (%hash) = @_;
112: foreach (keys(%hash)) {
113: $hash{$_}=&mt($hash{$_});
114: }
115: return %hash;
116: }
117:
118:
119: sub skip_if_nonempty {
120: my ($string,$error)=@_;
121: return if (! defined($error));
122: chomp($string);chomp($error);
123: if ($string ne '') {
124: print_and_log("$error\n".&mt('Stopping execution.')."\n");
125: return 1;
126: }
127: return;
128: }
129:
130: sub writelog {
131: while ($_ = shift) {
132: chomp();
133: print LOG "$_\n";
134: }
135: }
136:
137: sub print_and_log {
138: while ($_=shift) {
139: chomp();
140: print "$_\n";
141: print LOG "$_\n";
142: }
143: }
144:
145: sub get_user_selection {
146: my ($defaultrun) = @_;
147: my $do_action = 0;
148: my $choice = <STDIN>;
149: chomp($choice);
150: $choice =~ s/(^\s+|\s+$)//g;
151: my $yes = &mt('y');
152: if ($defaultrun) {
153: if (($choice eq '') || ($choice =~ /^\Q$yes\E/i)) {
154: $do_action = 1;
155: }
156: } else {
157: if ($choice =~ /^\Q$yes\E/i) {
158: $do_action = 1;
159: }
160: }
161: return $do_action;
162: }
163:
164: sub get_distro {
1.45.2.1 raeburn 165: my ($distro,$gotprereqs,$updatecmd,$packagecmd,$installnow,$unknown);
1.1 raeburn 166: $packagecmd = '/bin/rpm -q LONCAPA-prerequisites ';
1.45.2.3 raeburn 167: if (-e '/etc/oracle-release') {
168: open(IN,'</etc/oracle-release');
169: my $versionstring=<IN>;
170: chomp($versionstring);
171: close(IN);
172: if ($versionstring =~ /^Oracle Linux Server release (\d+)/) {
173: my $version = $1;
174: $distro = 'oracle'.$1;
175: $updatecmd = 'yum install LONCAPA-prerequisites';
176: $installnow = 'yum -y install LONCAPA-prerequisites';
177: }
178: } elsif (-e '/etc/redhat-release') {
1.1 raeburn 179: open(IN,'</etc/redhat-release');
180: my $versionstring=<IN>;
181: chomp($versionstring);
182: close(IN);
183: if ($versionstring =~ /^Red Hat Linux release ([\d\.]+) /) {
184: my $version = $1;
185: if ($version=~/^7\./) {
186: $distro='redhat7';
187: } elsif ($version=~/^8\./) {
188: $distro='redhat8';
189: } elsif ($version=~/^9/) {
190: $distro='redhat9';
191: }
192: } elsif ($versionstring =~ /Fedora( Core)? release ([\d\.]+) /) {
193: my $version=$2;
194: if ($version - int($version) > .9) {
195: $distro = 'fedora'.(int($version)+1);
196: } else {
197: $distro = 'fedora'.int($version);
198: }
199: $updatecmd = 'yum install LONCAPA-prerequisites';
200: $installnow = 'yum -y install LONCAPA-prerequisites';
201: } elsif ($versionstring =~ /Red Hat Enterprise Linux [AE]S release ([\d\.]+) /) {
202: $distro = 'rhes'.$1;
203: $updatecmd = 'up2date -i LONCAPA-prerequisites';
204: } elsif ($versionstring =~ /Red Hat Enterprise Linux Server release (\d+)/) {
205: $distro = 'rhes'.$1;
206: $updatecmd = 'yum install LONCAPA-prerequisites';
207: $installnow = 'yum -y install LONCAPA-prerequisites';
1.45.2.3 raeburn 208: } elsif ($versionstring =~ /Red Hat Enterprise Linux release (\d+)/) {
209: $distro = 'rhes'.$1;
210: $updatecmd = 'dnf install LONCAPA-prerequisites';
211: $installnow = 'dnf -y install LONCAPA-prerequisites';
1.21 raeburn 212: } elsif ($versionstring =~ /CentOS(?:| Linux) release (\d+)/) {
1.1 raeburn 213: $distro = 'centos'.$1;
214: $updatecmd = 'yum install LONCAPA-prerequisites';
215: $installnow = 'yum -y install LONCAPA-prerequisites';
1.22 raeburn 216: } elsif ($versionstring =~ /Scientific Linux (?:SL )?release ([\d.]+) /) {
1.1 raeburn 217: my $ver = $1;
218: $ver =~ s/\.\d+$//;
219: $distro = 'scientific'.$ver;
220: $updatecmd = 'yum install LONCAPA-prerequisites';
221: $installnow = 'yum -y install LONCAPA-prerequisites';
222: } else {
223: print &mt('Unable to interpret [_1] to determine system type.',
224: '/etc/redhat-release')."\n";
1.45.2.1 raeburn 225: $unknown = 1;
1.1 raeburn 226: }
227: } elsif (-e '/etc/SuSE-release') {
228: open(IN,'</etc/SuSE-release');
229: my $versionstring=<IN>;
230: chomp($versionstring);
231: close(IN);
232: if ($versionstring =~ /^SUSE LINUX Enterprise Server ([\d\.]+) /i) {
233: $distro='sles'.$1;
234: if ($1 >= 10) {
235: $updatecmd = 'zypper install LONCAPA-prerequisites';
236: } else {
237: $updatecmd = 'yast -i LONCAPA-prerequisites';
238: }
239: } elsif ($versionstring =~ /^SuSE Linux ([\d\.]+) /i) {
240: $distro = 'suse'.$1;
1.12 raeburn 241: $updatecmd = 'yast -i LONCAPA-prerequisites';
1.1 raeburn 242: } elsif ($versionstring =~ /^openSUSE ([\d\.]+) /i) {
243: $distro = 'suse'.$1;
244: if ($1 >= 10.3 ) {
245: $updatecmd = 'zypper install LONCAPA-prerequisites';
246: } else {
247: $updatecmd = 'yast -i LONCAPA-prerequisites';
248: }
249: } else {
250: print &mt('Unable to interpret [_1] to determine system type.',
251: '/etc/SuSE-release')."\n";
1.45.2.1 raeburn 252: $unknown = 1;
1.1 raeburn 253: }
254: } elsif (-e '/etc/issue') {
255: open(IN,'</etc/issue');
256: my $versionstring=<IN>;
257: chomp($versionstring);
258: close(IN);
259: if ($versionstring =~ /^Ubuntu (\d+)\.\d+/i) {
260: $distro = 'ubuntu'.$1;
261: $updatecmd = 'sudo apt-get install loncapa-prerequisites';
262: } elsif ($versionstring =~ /^Debian\s+GNU\/Linux\s+(\d+)\.\d+/i) {
263: $distro = 'debian'.$1;
1.45.2.1 raeburn 264: $updatecmd = 'apt-get install loncapa-prerequisites';
1.1 raeburn 265: } elsif (-e '/etc/debian_version') {
266: open(IN,'</etc/debian_version');
267: my $version=<IN>;
268: chomp($version);
269: close(IN);
270: if ($version =~ /^(\d+)\.\d+\.?\d*/) {
271: $distro='debian'.$1;
1.45.2.1 raeburn 272: $updatecmd = 'apt-get install loncapa-prerequisites';
1.1 raeburn 273: } else {
274: print &mt('Unable to interpret [_1] to determine system type.',
275: '/etc/debian_version')."\n";
1.45.2.1 raeburn 276: $unknown = 1;
1.1 raeburn 277: }
1.45.2.1 raeburn 278: }
279: if ($distro ne '') {
280: $packagecmd = '/usr/bin/dpkg -l loncapa-prerequisites ';
1.1 raeburn 281: }
282: } elsif (-e '/etc/debian_version') {
283: open(IN,'</etc/debian_version');
284: my $version=<IN>;
285: chomp($version);
286: close(IN);
287: if ($version =~ /^(\d+)\.\d+\.?\d*/) {
288: $distro='debian'.$1;
289: $packagecmd = '/usr/bin/dpkg -l loncapa-prerequisites ';
290: $updatecmd = 'apt-get install loncapa-prerequisites';
291: } else {
292: print &mt('Unable to interpret [_1] to determine system type.',
293: '/etc/debian_version')."\n";
1.45.2.1 raeburn 294: $unknown = 1;
295: }
296: }
297: if (($distro eq '') && (!$unknown)) {
298: if (-e '/etc/os-release') {
299: if (open(IN,'<','/etc/os-release')) {
300: my ($id,$version);
301: while(<IN>) {
302: chomp();
303: if (/^ID="(\w+)"/) {
304: $id=$1;
305: } elsif (/^VERSION_ID="([\d\.]+)"/) {
306: $version=$1;
307: }
308: }
309: close(IN);
310: if ($id eq 'sles') {
311: my ($major,$minor) = split(/\./,$version);
312: if ($major =~ /^\d+$/) {
313: $distro = $id.$major;
314: $updatecmd = 'zypper install LONCAPA-prerequisites';
315: }
316: }
317: }
318: if ($distro eq '') {
319: print &mt('Unable to interpret [_1] to determine system type.',
320: '/etc/os-release')."\n";
321: $unknown = 1;
322: }
323: } else {
1.45.2.3 raeburn 324: print &mt('Unknown installation: expecting a debian, ubuntu, suse, sles, redhat, fedora, scientific linux, or oracle linux system.')."\n";
1.1 raeburn 325: }
326: }
327: return ($distro,$packagecmd,$updatecmd,$installnow);
328: }
329:
330: sub check_prerequisites {
331: my ($packagecmd,$distro) = @_;
332: my $gotprereqs;
333: if ($packagecmd ne '') {
334: if (open(PIPE,"$packagecmd|")) {
335: if ($distro =~ /^(debian|ubuntu)/) {
336: my @lines = <PIPE>;
337: chomp(@lines);
338: foreach my $line (@lines) {
339: if ($line =~ /^ii\s+loncapa-prerequisites\s+([\w\.]+)/) {
340: $gotprereqs = $1;
341: }
342: }
343: } else {
344: my $line = <PIPE>;
345: chomp($line);
1.8 raeburn 346: if ($line =~ /^LONCAPA\-prerequisites\-([\d\-]+)\.(?:[.\w]+)$/) {
1.1 raeburn 347: $gotprereqs = $1;
348: }
349: }
350: close(PIPE);
351: } else {
352: print &mt('Error: could not determine if LONCAPA-prerequisites package is installed')."\n";
353: }
354: }
355: return $gotprereqs;
356: }
357:
1.6 raeburn 358: sub check_locale {
359: my ($distro) = @_;
1.45.2.7 raeburn 360: my ($fh,$langvar,$command,$earlyout);
1.8 raeburn 361: $langvar = 'LANG';
1.6 raeburn 362: if ($distro =~ /^(ubuntu|debian)/) {
363: if (!open($fh,"</etc/default/locale")) {
364: print &mt('Failed to open: [_1], default locale not checked.',
365: '/etc/default/locale');
1.45.2.7 raeburn 366: $earlyout = 1;
1.6 raeburn 367: }
1.45.2.1 raeburn 368: } elsif ($distro =~ /^(suse|sles)(\d+)/) {
369: if (($1 eq 'sles') && ($2 >= 15)) {
370: if (!open($fh,"</etc/locale.conf")) {
371: print &mt('Failed to open: [_1], default locale not checked.',
372: '/etc/locale.conf');
1.45.2.7 raeburn 373: $earlyout = 1;
1.45.2.1 raeburn 374: }
375: } else {
376: if (!open($fh,"</etc/sysconfig/language")) {
377: print &mt('Failed to open: [_1], default locale not checked.',
378: '/etc/sysconfig/language');
1.45.2.7 raeburn 379: $earlyout = 1;
1.45.2.1 raeburn 380: }
381: $langvar = 'RC_LANG';
1.8 raeburn 382: }
1.24 raeburn 383: } elsif ($distro =~ /^fedora(\d+)/) {
384: if ($1 >= 18) {
385: if (!open($fh,"</etc/locale.conf")) {
386: print &mt('Failed to open: [_1], default locale not checked.',
387: '/etc/locale.conf');
1.45.2.7 raeburn 388: $earlyout = 1;
1.24 raeburn 389: }
390: } elsif (!open($fh,"</etc/sysconfig/i18n")) {
391: print &mt('Failed to open: [_1], default locale not checked.',
392: '/etc/sysconfig/i18n');
1.45.2.7 raeburn 393: $earlyout = 1;
1.24 raeburn 394: }
1.45.2.3 raeburn 395: } elsif ($distro =~ /^(?:rhes|centos|scientific|oracle)(\d+)/) {
1.29 raeburn 396: if ($1 >= 7) {
397: if (!open($fh,"</etc/locale.conf")) {
398: print &mt('Failed to open: [_1], default locale not checked.',
399: '/etc/locale.conf');
1.45.2.7 raeburn 400: $earlyout = 1;
1.29 raeburn 401: }
402: } elsif (!open($fh,"</etc/sysconfig/i18n")) {
403: print &mt('Failed to open: [_1], default locale not checked.',
404: '/etc/sysconfig/i18n');
1.45.2.7 raeburn 405: $earlyout = 1;
1.29 raeburn 406: }
1.6 raeburn 407: } else {
408: if (!open($fh,"</etc/sysconfig/i18n")) {
409: print &mt('Failed to open: [_1], default locale not checked.',
410: '/etc/sysconfig/i18n');
1.45.2.7 raeburn 411: $earlyout = 1;
1.6 raeburn 412: }
413: }
1.45.2.7 raeburn 414: return if ($earlyout);
1.6 raeburn 415: my @data = <$fh>;
416: chomp(@data);
417: foreach my $item (@data) {
1.25 raeburn 418: if ($item =~ /^\Q$langvar\E=\"?([^\"]*)\"?/) {
1.6 raeburn 419: my $default = $1;
420: if ($default ne 'en_US.UTF-8') {
421: if ($distro =~ /^debian/) {
1.25 raeburn 422: $command = 'locale-gen en_US.UTF-8'."\n".
423: 'update-locale LANG=en_US.UTF-8';
1.6 raeburn 424: } elsif ($distro =~ /^ubuntu/) {
1.25 raeburn 425: $command = 'sudo locale-gen en_US.UTF-8'."\n".
426: 'sudo update-locale LANG=en_US.UTF-8';
1.7 raeburn 427: } elsif ($distro =~ /^(suse|sles)/) {
1.45.2.3 raeburn 428: $command = 'yast language';
429: } elsif (-e '/usr/bin/system-config-language') {
1.6 raeburn 430: $command = 'system-config-language';
1.45.2.3 raeburn 431: } elsif (-e '/usr/bin/localectl') {
1.45.2.4 raeburn 432: $command = '/usr/bin/localectl set-locale LANG=en_US.UTF-8';
1.45.2.3 raeburn 433: } else {
434: $command = 'No standard command found';
1.6 raeburn 435: }
436: }
437: last;
438: }
439: }
440: close($fh);
441: return $command;
442: }
443:
1.1 raeburn 444: sub check_required {
445: my ($instdir,$dsn) = @_;
446: my ($distro,$packagecmd,$updatecmd,$installnow) = &get_distro();
447: if ($distro eq '') {
448: return;
449: }
450: my $gotprereqs = &check_prerequisites($packagecmd,$distro);
451: if ($gotprereqs eq '') {
1.22 raeburn 452: return ($distro,$gotprereqs,'',$packagecmd,$updatecmd);
1.6 raeburn 453: }
454: my $localecmd = &check_locale($distro);
455: unless ($localecmd eq '') {
456: return ($distro,$gotprereqs,$localecmd);
1.1 raeburn 457: }
1.34 raeburn 458: my ($mysqlon,$mysqlsetup,$mysqlrestart,$dbh,$has_pass,$has_lcdb,%recommended,
1.35 raeburn 459: $downloadstatus,$filetouse,$production,$testing,$apachefw,$tostop,$uses_systemctl);
1.1 raeburn 460: my $wwwuid = &uid_of_www();
461: my $wwwgid = getgrnam('www');
462: if (($wwwuid eq '') || ($wwwgid eq '')) {
463: $recommended{'wwwuser'} = 1;
464: }
465: unless( -e "/usr/local/sbin/pwauth") {
466: $recommended{'pwauth'} = 1;
467: }
468: $mysqlon = &check_mysql_running($distro);
469: if ($mysqlon) {
470: my $mysql_has_wwwuser = &check_mysql_wwwuser();
1.34 raeburn 471: ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser) =
472: &check_mysql_setup($instdir,$dsn,$distro,$mysql_has_wwwuser);
473: if ($mysqlsetup eq 'needsrestart') {
474: $mysqlrestart = '';
475: if ($distro eq 'ubuntu') {
476: $mysqlrestart = 'sudo ';
477: }
478: $mysqlrestart .= 'service mysql restart';
479: return ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,$mysqlrestart);
1.1 raeburn 480: } else {
1.34 raeburn 481: if ($mysqlsetup eq 'noroot') {
1.1 raeburn 482: $recommended{'mysqlperms'} = 1;
1.34 raeburn 483: } else {
484: unless ($mysql_has_wwwuser) {
485: $recommended{'mysqlperms'} = 1;
486: }
487: }
488: if ($dbh) {
489: $has_lcdb = &check_loncapa_mysqldb($dbh);
490: }
491: unless ($has_lcdb) {
492: $recommended{'mysql'} = 1;
1.1 raeburn 493: }
494: }
495: }
1.5 raeburn 496: ($recommended{'firewall'},$apachefw) = &chkfirewall($distro);
1.35 raeburn 497: ($recommended{'runlevels'},$tostop,$uses_systemctl) = &chkconfig($distro,$instdir);
1.1 raeburn 498: $recommended{'apache'} = &chkapache($distro,$instdir);
499: $recommended{'stopsrvcs'} = &chksrvcs($distro,$tostop);
500: ($recommended{'download'},$downloadstatus,$filetouse,$production,$testing)
501: = &need_download();
1.6 raeburn 502: return ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,
1.34 raeburn 503: $mysqlrestart,\%recommended,$dbh,$has_pass,$has_lcdb,$downloadstatus,
1.35 raeburn 504: $filetouse,$production,$testing,$apachefw,$uses_systemctl);
1.1 raeburn 505: }
506:
507: sub check_mysql_running {
508: my ($distro) = @_;
1.23 raeburn 509: my $use_systemctl;
1.1 raeburn 510: my $mysqldaemon ='mysqld';
511: if ($distro =~ /^(suse|sles|debian|ubuntu)/) {
512: $mysqldaemon = 'mysql';
513: }
1.6 raeburn 514: my $process = 'mysqld_safe';
515: my $proc_owner = 'root';
516: if ($distro =~ /^ubuntu(\w+)/) {
517: if ($1 >= 10) {
518: $process = 'mysqld';
519: $proc_owner = 'mysql';
520: }
1.35 raeburn 521: } elsif ($distro =~ /^fedora(\d+)/) {
1.23 raeburn 522: if ($1 >= 16) {
523: $process = 'mysqld';
524: $proc_owner = 'mysql';
525: $use_systemctl = 1;
526: }
1.39 raeburn 527: if ($1 >= 19) {
1.37 raeburn 528: $mysqldaemon ='mariadb';
529: }
1.45.2.3 raeburn 530: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)/) {
1.29 raeburn 531: if ($1 >= 7) {
532: $mysqldaemon ='mariadb';
533: $process = 'mysqld';
534: $proc_owner = 'mysql';
535: $use_systemctl = 1;
536: }
1.35 raeburn 537: } elsif ($distro =~ /^sles(\d+)/) {
538: if ($1 >= 12) {
539: $use_systemctl = 1;
1.42 raeburn 540: $proc_owner = 'mysql';
541: $process = 'mysqld';
1.35 raeburn 542: }
1.45.2.1 raeburn 543: if ($1 >= 15) {
544: $mysqldaemon ='mariadb';
545: }
1.35 raeburn 546: } elsif ($distro =~ /^suse(\d+)/) {
547: if ($1 >= 13) {
548: $use_systemctl = 1;
549: }
1.29 raeburn 550: }
1.35 raeburn 551: if (open(PIPE,"ps -ef |grep $process |grep ^$proc_owner |grep -v grep 2>&1 |")) {
1.1 raeburn 552: my $status = <PIPE>;
553: close(PIPE);
554: chomp($status);
1.6 raeburn 555: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
1.1 raeburn 556: print_and_log(&mt('MySQL is running.')."\n");
557: return 1;
558: } else {
1.23 raeburn 559: if ($use_systemctl) {
560: system("/bin/systemctl start $mysqldaemon.service >/dev/null 2>&1 ");
561: } else {
562: system("/etc/init.d/$mysqldaemon start >/dev/null 2>&1 ");
563: }
1.1 raeburn 564: print_and_log(&mt('Waiting for MySQL to start.')."\n");
565: sleep 5;
1.12 raeburn 566: if (open(PIPE,"ps -ef |grep $process |grep -v grep 2>&1 |")) {
567: $status = <PIPE>;
1.1 raeburn 568: close(PIPE);
569: chomp($status);
1.12 raeburn 570: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
1.1 raeburn 571: print_and_log(&mt('MySQL is running.')."\n");
572: return 1;
573: } else {
1.12 raeburn 574: print_and_log(&mt('Still waiting for MySQL to start.')."\n");
575: sleep 5;
576: if (open(PIPE,"ps -ef |grep $process |grep -v grep 2>&1 |")) {
577: $status = <PIPE>;
578: close(PIPE);
579: chomp($status);
580: if ($status =~ /^\Q$proc_owner\E\s+\d+\s+/) {
581: print_and_log(&mt('MySQL is running.')."\n");
582: return 1;
583: } else {
584: print_and_log(&mt('Given up waiting for MySQL to start.')."\n");
585: }
586: }
1.1 raeburn 587: }
588: }
589: }
590: } else {
591: print &mt('Could not determine if MySQL is running.')."\n";
592: }
593: return;
594: }
595:
596: sub chkconfig {
1.8 raeburn 597: my ($distro,$instdir) = @_;
1.23 raeburn 598: my (%needfix,%tostop,%uses_systemctl);
1.1 raeburn 599: my $checker_bin = '/sbin/chkconfig';
1.23 raeburn 600: my $sysctl_bin = '/bin/systemctl';
1.6 raeburn 601: my %daemon = (
602: mysql => 'mysqld',
603: apache => 'httpd',
604: cups => 'cups',
605: ntp => 'ntpd',
606: memcached => 'memcached',
607: );
1.1 raeburn 608: my @runlevels = qw/3 4 5/;
609: my @norunlevels = qw/0 1 6/;
610: if ($distro =~ /^(suse|sles)/) {
611: @runlevels = qw/3 5/;
612: @norunlevels = qw/0 2 1 6/;
1.6 raeburn 613: $daemon{'mysql'} = 'mysql';
614: $daemon{'apache'} = 'apache2';
1.8 raeburn 615: $daemon{'ntp'} = 'ntp';
1.1 raeburn 616: if ($distro =~ /^(suse|sles)9/) {
1.6 raeburn 617: $daemon{'apache'} = 'apache';
1.1 raeburn 618: }
1.35 raeburn 619: if ($distro =~ /^(suse|sles)([\d\.]+)/) {
620: my $name = $1;
621: my $num = $2;
622: if ($num > 11) {
1.26 raeburn 623: $uses_systemctl{'apache'} = 1;
1.35 raeburn 624: if (($name eq 'sles') || ($name eq 'suse' && $num >= 13.2)) {
625: $uses_systemctl{'mysql'} = 1;
626: $uses_systemctl{'ntp'} = 1;
627: $uses_systemctl{'cups'} = 1;
628: $uses_systemctl{'memcached'} = 1;
1.45.2.1 raeburn 629: if (($name eq 'sles') && ($num >= 15)) {
630: $daemon{'ntp'} = 'chronyd';
631: $daemon{'mysql'} = 'mariadb';
632: } else {
633: $daemon{'ntp'} = 'ntpd';
634: }
1.35 raeburn 635: }
1.26 raeburn 636: }
637: }
1.6 raeburn 638: } elsif ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
639: my $version = $1;
1.1 raeburn 640: @runlevels = qw/2 3 4 5/;
641: @norunlevels = qw/0 1 6/;
1.44 raeburn 642: if (($distro =~ /^ubuntu/) && ($version <= 16)) {
643: $checker_bin = '/usr/sbin/sysv-rc-conf';
644: } else {
645: $uses_systemctl{'ntp'} = 1;
646: $uses_systemctl{'mysql'} = 1;
647: $uses_systemctl{'apache'} = 1;
648: $uses_systemctl{'memcached'} = 1;
649: $uses_systemctl{'cups'} = 1;
650: }
1.6 raeburn 651: $daemon{'mysql'} = 'mysql';
652: $daemon{'apache'} = 'apache2';
653: $daemon{'ntp'} = 'ntp';
654: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
655: $daemon{'cups'} = 'cupsys';
656: }
1.45.2.6 raeburn 657: if (($distro =~ /^ubuntu/) && ($version >= 18)) {
658: $daemon{'ntp'} = 'chrony';
659: }
1.26 raeburn 660: } elsif ($distro =~ /^fedora(\d+)/) {
1.23 raeburn 661: my $version = $1;
662: if ($version >= 15) {
663: $uses_systemctl{'ntp'} = 1;
664: }
665: if ($version >= 16) {
666: $uses_systemctl{'mysql'} = 1;
667: $uses_systemctl{'apache'} = 1;
1.35 raeburn 668: $uses_systemctl{'memcached'} = 1;
669: $uses_systemctl{'cups'} = 1;
1.23 raeburn 670: }
1.39 raeburn 671: if ($version >= 19) {
1.37 raeburn 672: $daemon{'mysql'} = 'mariadb';
673: }
1.45.2.5 raeburn 674: if ($version >= 26) {
675: $daemon{'ntp'} = 'chronyd';
676: }
1.45.2.3 raeburn 677: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)/) {
1.29 raeburn 678: my $version = $1;
679: if ($version >= 7) {
680: $uses_systemctl{'ntp'} = 1;
681: $uses_systemctl{'mysql'} = 1;
682: $uses_systemctl{'apache'} = 1;
1.35 raeburn 683: $uses_systemctl{'memcached'} = 1;
684: $uses_systemctl{'cups'} = 1;
1.30 raeburn 685: $daemon{'mysql'} = 'mariadb';
1.29 raeburn 686: }
1.45.2.3 raeburn 687: if (($version >= 8) || ($distro eq 'oracle7')) {
688: $daemon{'ntp'} = 'chronyd';
689: }
1.1 raeburn 690: }
1.23 raeburn 691: my $nocheck;
1.1 raeburn 692: if (! -x $checker_bin) {
1.23 raeburn 693: if ($uses_systemctl{'mysql'} && $uses_systemctl{'apache'}) {
694: if (! -x $sysctl_bin) {
695: $nocheck = 1;
696: }
697: } else {
698: $nocheck = 1;
699: }
700: }
701: if ($nocheck) {
1.6 raeburn 702: print &mt('Could not check runlevel status for MySQL or Apache')."\n";
1.1 raeburn 703: return;
704: }
705: my $rlstr = join('',@runlevels);
706: my $nrlstr = join('',@norunlevels);
1.23 raeburn 707:
1.6 raeburn 708: foreach my $type ('apache','mysql','ntp','cups','memcached') {
709: my $service = $daemon{$type};
1.23 raeburn 710: if ($uses_systemctl{$type}) {
1.35 raeburn 711: if (($type eq 'memcached') || ($type eq 'cups')) {
712: if (-l "/etc/systemd/system/multi-user.target.wants/$service.service") {
713: $tostop{$type} = 1;
714: }
715: } else {
716: if (!-l "/etc/systemd/system/multi-user.target.wants/$service.service") {
717: $needfix{$type} = "systemctl enable $service.service";
718: }
1.23 raeburn 719: }
720: } else {
721: my $command = $checker_bin.' --list '.$service.' 2>/dev/null';
1.35 raeburn 722: if ($type eq 'cups') {
1.23 raeburn 723: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
724: my $version = $1;
725: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
726: $command = $checker_bin.' --list cupsys 2>/dev/null';
1.19 raeburn 727: }
728: }
729: }
1.23 raeburn 730: my $results = `$command`;
731: my $tofix;
732: if ($results eq '') {
733: if (($type eq 'apache') || ($type eq 'mysql') || ($type eq 'ntp')) {
734: if ($distro =~ /^(debian|ubuntu)/) {
735: $tofix = "update-rc.d $type defaults";
736: } else {
737: $tofix = "$checker_bin --add $service\n";
738: }
1.6 raeburn 739: }
1.23 raeburn 740: } else {
741: my %curr_runlevels;
742: for (my $rl=0; $rl<=6; $rl++) {
743: if ($results =~ /$rl:on/) { $curr_runlevels{$rl}++; }
744: }
745: if (($type eq 'apache') || ($type eq 'mysql') || ($type eq 'ntp')) {
746: my $warning;
747: foreach my $rl (@runlevels) {
748: if (!exists($curr_runlevels{$rl})) {
749: $warning = 1;
750: }
751: }
752: if ($warning) {
753: $tofix = "$checker_bin --level $rlstr $service on\n";
754: }
755: } elsif (keys(%curr_runlevels) > 0) {
756: $tostop{$type} = 1;
1.1 raeburn 757: }
758: }
1.23 raeburn 759: if ($tofix) {
760: $needfix{$type} = $tofix;
1.1 raeburn 761: }
1.5 raeburn 762: }
1.1 raeburn 763: }
764: if ($distro =~ /^(suse|sles)([\d\.]+)$/) {
765: my $name = $1;
766: my $version = $2;
767: my ($major,$minor);
768: if ($name eq 'suse') {
769: ($major,$minor) = split(/\./,$version);
770: } else {
771: $major = $version;
772: }
1.45.2.1 raeburn 773: if (($major > 10) && ($major <= 13)) {
1.8 raeburn 774: if (&check_SuSEfirewall2_setup($instdir)) {
775: $needfix{'insserv'} = 1;
776: }
1.1 raeburn 777: }
778: }
1.35 raeburn 779: return (\%needfix,\%tostop,\%uses_systemctl);
1.1 raeburn 780: }
781:
1.45.2.1 raeburn 782: sub uses_firewalld {
783: my ($distro) = @_;
1.45.2.3 raeburn 784: my ($inuse,$checkfirewalld,$zone);
1.45.2.1 raeburn 785: if ($distro =~ /^(suse|sles)([\d\.]+)$/) {
786: if (($1 eq 'sles') && ($2 >= 15)) {
787: $checkfirewalld = 1;
788: }
789: } elsif ($distro =~ /^fedora(\d+)$/) {
790: if ($1 >= 18) {
791: $checkfirewalld = 1;
792: }
1.45.2.3 raeburn 793: } elsif ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)/) {
1.45.2.1 raeburn 794: if ($1 >= 7) {
795: $checkfirewalld = 1;
796: }
797: }
798: if ($checkfirewalld) {
799: my ($loaded,$active);
800: if (open(PIPE,"systemctl status firewalld |")) {
801: while (<PIPE>) {
802: chomp();
803: if (/^\s*Loaded:\s+(\w+)/) {
804: $loaded = $1;
805: }
806: if (/^\s*Active\s+(\w+)/) {
807: $active = $1;
808: }
809: }
810: close(PIPE);
811: }
812: if (($loaded eq 'loaded') || ($active eq 'active')) {
813: $inuse = 1;
1.45.2.3 raeburn 814: my $cmd = 'firewall-cmd --get-default-zone';
815: if (open(PIPE,"$cmd |")) {
816: my $result = <PIPE>;
817: chomp($result);
818: close(PIPE);
819: if ($result =~ /^\w+$/) {
820: $zone = $result;
821: }
822: }
1.45.2.1 raeburn 823: }
824: }
1.45.2.3 raeburn 825: return ($inuse,$zone);
1.45.2.1 raeburn 826: }
827:
1.1 raeburn 828: sub chkfirewall {
1.5 raeburn 829: my ($distro) = @_;
1.1 raeburn 830: my $configfirewall = 1;
831: my %ports = (
832: http => 80,
833: https => 443,
834: );
1.5 raeburn 835: my %activefw;
1.45.2.3 raeburn 836: my ($firewalld,$zone) = &uses_firewalld($distro);
837: if ($firewalld) {
838: my %current;
839: if (open(PIPE,'firewall-cmd --permanent --zone='.$zone.' --list-services |')) {
840: my $svc = <PIPE>;
841: close(PIPE);
842: chomp($svc);
843: map { $current{$_} = 1; } (split(/\s+/,$svc));
844: }
845: if ($current{'http'} && $current{'https'}) {
846: $configfirewall = 0;
847: }
848: } else {
849: if (&firewall_is_active()) {
1.45.2.1 raeburn 850: my $iptables = &get_pathto_iptables();
851: if ($iptables eq '') {
852: print &mt('Firewall not checked as path to iptables not determined.')."\n";
853: } else {
854: my @fwchains = &get_fw_chains($iptables,$distro);
855: if (@fwchains) {
856: foreach my $service ('http','https') {
857: foreach my $fwchain (@fwchains) {
858: if (&firewall_is_port_open($iptables,$fwchain,$ports{$service})) {
859: $activefw{$service} = 1;
860: last;
861: }
1.1 raeburn 862: }
863: }
1.45.2.1 raeburn 864: if ($activefw{'http'}) {
865: $configfirewall = 0;
866: }
867: } else {
868: print &mt('Firewall not checked as iptables Chains not identified.')."\n";
1.1 raeburn 869: }
870: }
1.45.2.3 raeburn 871: } else {
872: print &mt('Firewall not enabled.')."\n";
1.1 raeburn 873: }
874: }
1.5 raeburn 875: return ($configfirewall,\%activefw);
1.1 raeburn 876: }
877:
878: sub chkapache {
879: my ($distro,$instdir) = @_;
880: my $fixapache = 1;
1.28 raeburn 881: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
882: my $distname = $1;
883: my $version = $2;
1.33 raeburn 884: my ($stdconf,$stdsite);
885: if (($distname eq 'ubuntu') && ($version > 12)) {
886: $stdconf = "$instdir/debian-ubuntu/ubuntu14/loncapa_conf";
887: $stdsite = "$instdir/debian-ubuntu/ubuntu14/loncapa_sites";
888: } else {
889: $stdconf = "$instdir/debian-ubuntu/loncapa";
890: }
891: if (!-e $stdconf) {
1.1 raeburn 892: $fixapache = 0;
893: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.28 raeburn 894: } else {
1.33 raeburn 895: my ($configfile,$sitefile);
1.28 raeburn 896: if (($distname eq 'ubuntu') && ($version > 12)) {
1.33 raeburn 897: $sitefile = '/etc/apache2/sites-available/loncapa';
1.28 raeburn 898: $configfile = "/etc/apache2/conf-available/loncapa";
1.33 raeburn 899: } else {
900: $configfile = "/etc/apache2/sites-available/loncapa";
1.28 raeburn 901: }
1.33 raeburn 902: if (($configfile ne '') && (-e $configfile) && (-e $stdconf)) {
903: if (open(PIPE, "diff --brief $stdconf $configfile |")) {
1.28 raeburn 904: my $diffres = <PIPE>;
905: close(PIPE);
906: chomp($diffres);
907: unless ($diffres) {
908: $fixapache = 0;
909: }
1.1 raeburn 910: }
911: }
1.33 raeburn 912: if ((!$fixapache) && ($distname eq 'ubuntu') && ($version > 12)) {
913: if (($sitefile ne '') && (-e $sitefile) && (-e $stdsite)) {
914: if (open(PIPE, "diff --brief $stdsite $sitefile |")) {
915: my $diffres = <PIPE>;
916: close(PIPE);
917: chomp($diffres);
918: unless ($diffres) {
919: $fixapache = 0;
920: }
921: }
922: }
923: }
1.1 raeburn 924: }
1.6 raeburn 925: if (!$fixapache) {
926: foreach my $module ('headers.load','expires.load') {
927: unless (-l "/etc/apache2/mods-enabled/$module") {
928: $fixapache = 1;
929: }
930: }
931: }
1.45.2.7 raeburn 932: if ((!$fixapache) && ($distname eq 'ubuntu')) {
933: my $sitestatus = "/etc/apache2/mods-available/status.conf";
934: my $stdstatus = "$instdir/debian-ubuntu/status.conf";
935: if ((-e $stdstatus) && (-e $sitestatus)) {
936: if (open(PIPE, "diff --brief $stdstatus $sitestatus |")) {
937: my $diffres = <PIPE>;
938: close(PIPE);
939: chomp($diffres);
940: if ($diffres) {
941: $fixapache = 1;
942: }
943: }
944: }
945: }
1.45.2.1 raeburn 946: } elsif ($distro =~ /^(suse|sles)([\d\.]+)$/) {
947: my ($name,$version) = ($1,$2);
1.1 raeburn 948: my $apache = 'apache';
1.45.2.1 raeburn 949: my $conf_file = "$instdir/sles-suse/default-server.conf";
950: if ($version >= 10) {
1.8 raeburn 951: $apache = 'apache2';
1.1 raeburn 952: }
1.45.2.1 raeburn 953: if (($name eq 'sles') && ($version >= 12)) {
954: $conf_file = "$instdir/sles-suse/apache2.4/default-server.conf";
955: }
956: if (!-e $conf_file) {
1.1 raeburn 957: $fixapache = 0;
958: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.45.2.1 raeburn 959: } elsif (-e "/etc/$apache/default-server.conf") {
960: if (open(PIPE, "diff --brief $conf_file /etc/$apache/default-server.conf |")) {
1.9 raeburn 961: my $diffres = <PIPE>;
962: close(PIPE);
963: chomp($diffres);
964: unless ($diffres) {
965: $fixapache = 0;
966: }
967: }
968: }
969: } elsif ($distro eq 'rhes4') {
970: if (!-e "$instdir/rhes4/httpd.conf") {
971: $fixapache = 0;
972: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
973: } elsif ((-e "/etc/httpd/conf/httpd.conf") && (-e "$instdir/rhes4/httpd.conf")) {
974: if (open(PIPE, "diff --brief $instdir/rhes4/httpd.conf /etc/httpd/conf/httpd.conf |")) {
1.1 raeburn 975: my $diffres = <PIPE>;
976: close(PIPE);
977: chomp($diffres);
978: unless ($diffres) {
979: $fixapache = 0;
980: }
981: }
982: }
983: } else {
1.14 raeburn 984: my $configfile = 'httpd.conf';
1.45.2.5 raeburn 985: my $mpmfile = 'mpm.conf';
1.45.2.3 raeburn 986: if ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)$/) {
1.29 raeburn 987: if ($1 >= 7) {
988: $configfile = 'apache2.4/httpd.conf';
989: } elsif ($1 > 5) {
1.14 raeburn 990: $configfile = 'new/httpd.conf';
991: }
992: } elsif ($distro =~ /^fedora(\d+)$/) {
1.29 raeburn 993: if ($1 > 17) {
1.45.2.5 raeburn 994: $configfile = 'apache2.4/httpd.conf';
1.29 raeburn 995: } elsif ($1 > 10) {
1.15 raeburn 996: $configfile = 'new/httpd.conf';
1.14 raeburn 997: }
998: }
999: if (!-e "$instdir/centos-rhes-fedora-sl/$configfile") {
1.1 raeburn 1000: $fixapache = 0;
1001: print &mt('Warning: No LON-CAPA Apache configuration file found for installation check.')."\n";
1.14 raeburn 1002: } elsif ((-e "/etc/httpd/conf/httpd.conf") && (-e "$instdir/centos-rhes-fedora-sl/$configfile")) {
1003: if (open(PIPE, "diff --brief $instdir/centos-rhes-fedora-sl/$configfile /etc/httpd/conf/httpd.conf |")) {
1.1 raeburn 1004: my $diffres = <PIPE>;
1005: close(PIPE);
1006: chomp($diffres);
1007: unless ($diffres) {
1008: $fixapache = 0;
1009: }
1010: }
1011: }
1.45.2.5 raeburn 1012: if (-e "/etc/httpd/conf.modules.d/00-mpm.conf") {
1013: if (!-e "$instdir/centos-rhes-fedora-sl/$mpmfile") {
1014: print &mt('Warning: No LON-CAPA Apache MPM configuration file found for installation check.')."\n";
1015: } elsif ((-e "/etc/httpd/conf.modules.d/00-mpm.conf") && (-e "$instdir/centos-rhes-fedora-sl/$mpmfile")) {
1016: if (open(PIPE, "diff --brief $instdir/centos-rhes-fedora-sl/$mpmfile /etc/httpd/conf.modules.d/00-mpm.conf |")) {
1017: my $diffres = <PIPE>;
1018: close(PIPE);
1019: chomp($diffres);
1020: if ($diffres) {
1021: $fixapache = 1;
1022: }
1023: }
1024: }
1025: }
1.1 raeburn 1026: }
1027: return $fixapache;
1028: }
1029:
1030: sub chksrvcs {
1031: my ($distro,$tostop) = @_;
1032: my %stopsrvcs;
1033: if (ref($tostop) eq 'HASH') {
1034: %stopsrvcs = %{$tostop};
1035: }
1.6 raeburn 1036: foreach my $service ('cups','memcached') {
1.1 raeburn 1037: next if (exists($stopsrvcs{$service}));
1038: my $daemon = $service;
1039: if ($service eq 'cups') {
1040: $daemon = 'cupsd';
1041: }
1042: my $cmd = "ps -ef |grep '$daemon' |grep -v grep";
1043: if (open(PIPE,'-|',$cmd)) {
1044: my $daemonrunning = <PIPE>;
1045: chomp($daemonrunning);
1046: close(PIPE);
1047: if ($daemonrunning) {
1.12 raeburn 1048: if ($service eq 'memcached') {
1.16 raeburn 1049: my $cmd = '/usr/bin/memcached';
1050: if ($distro =~ /^(suse|sles)/) {
1051: $cmd = '/usr/sbin/memcached';
1052: }
1.12 raeburn 1053: unless ($daemonrunning =~ m{^www[^/]+\Q$cmd -m 400 -v\E$}) {
1.10 raeburn 1054: $stopsrvcs{$service} = 1;
1055: }
1056: } else {
1057: $stopsrvcs{$service} = 1;
1058: }
1.1 raeburn 1059: }
1060: }
1.10 raeburn 1061: }
1.1 raeburn 1062: return \%stopsrvcs;
1063: }
1064:
1065: sub need_download {
1066: my $needs_download = 1;
1067: my ($production,$testing,$stdsizes) = &download_versionslist();
1068: my ($rootdir,$localcurrent,$localtesting,%tarball,%localsize,%bymodtime,
1069: %bysize,$filetouse,$downloadstatus);
1070: $rootdir = '/root';
1071: if (opendir(my $dir,"$rootdir")) {
1072: my (@lcdownloads,$version);
1073: foreach my $file (readdir($dir)) {
1074: if ($file =~ /^loncapa\-([\w\-.]+)\.tar\.gz$/) {
1075: $version = $1;
1076: } else {
1077: next;
1078: }
1079: if (ref($stdsizes) eq 'HASH') {
1080: if ($version eq 'current') {
1081: my @stats = stat("$rootdir/$file");
1082: $localcurrent = $stats[7];
1.4 raeburn 1083: if ($localcurrent == $stdsizes->{$production}) {
1.1 raeburn 1084: $needs_download = 0;
1085: $filetouse = $file;
1086: }
1087: } elsif ($version eq 'testing') {
1088: my @stats = stat("$rootdir/$file");
1089: $localtesting = $stats[7];
1.4 raeburn 1090: if ($localtesting == $stdsizes->{$testing}) {
1.1 raeburn 1091: $needs_download = 0;
1092: $filetouse = $file;
1093: }
1094: }
1095: }
1096: $tarball{$version} = $file;
1097: push(@lcdownloads,$version);
1098: }
1099: if ($needs_download) {
1100: if (@lcdownloads > 0) {
1101: foreach my $version (@lcdownloads) {
1102: my @stats = stat("$rootdir/$tarball{$version}");
1103: my $mtime = $stats[9];
1104: $localsize{$version} = $stats[7];
1105: if ($mtime) {
1106: push(@{$bymodtime{$mtime}},$version);
1107: }
1108: if ($localsize{$version}) {
1109: push(@{$bysize{$localsize{$version}}},$version);
1110: }
1111: }
1112: if ($testing) {
1113: if (exists($localsize{$testing})) {
1114: if ($stdsizes->{$testing} == $localsize{$testing}) {
1115: $needs_download = 0;
1116: $filetouse = 'loncapa-'.$testing.'.tar.gz';
1117: }
1118: }
1119: }
1120: if ($needs_download) {
1121: if ($production) {
1122: if (exists($localsize{$production})) {
1123: if ($stdsizes->{$production} == $localsize{$production}) {
1124: $needs_download = 0;
1125: $filetouse = 'loncapa-'.$production.'.tar.gz';
1126: }
1127: }
1128: }
1129: }
1130: if ($needs_download) {
1131: my @sorted = sort { $b <=> $a } keys(%bymodtime);
1132: my $newest = $sorted[0];
1133: if (ref($bymodtime{$newest}) eq 'ARRAY') {
1134: $downloadstatus =
1135: "Latest LON-CAPA source download in $rootdir is: ".
1136: join(',',@{$bymodtime{$newest}})." (downloaded ".
1137: localtime($newest).")\n";
1138: }
1139: } else {
1140: $downloadstatus =
1141: "The $rootdir directory already contains the latest LON-CAPA version:".
1142: "\n".$filetouse."\n"."which can be used for installation.\n";
1143: }
1144: } else {
1145: $downloadstatus = "The $rootdir directory does not appear to contain any downloaded LON-CAPA source code files which can be used for installation.\n";
1146: }
1147: }
1148: } else {
1149: $downloadstatus = "Could not open $rootdir directory to look for existing downloads of LON-CAPA source code.\n";
1150: }
1151: return ($needs_download,$downloadstatus,$filetouse,$production,$testing);
1152: }
1153:
1154: sub check_mysql_setup {
1.34 raeburn 1155: my ($instdir,$dsn,$distro,$mysql_has_wwwuser) = @_;
1.1 raeburn 1156: my ($mysqlsetup,$has_pass);
1157: my $dbh = DBI->connect($dsn,'root','',{'PrintError'=>0});
1158: if ($dbh) {
1159: $mysqlsetup = 'noroot';
1160: } elsif ($DBI::err =~ /1045/) {
1161: $has_pass = 1;
1.34 raeburn 1162: } elsif ($distro =~ /^ubuntu(\d+)$/) {
1163: my $version = $1;
1164: if ($1 > 12) {
1165: print_and_log(&mt('Restarting mysql, please be patient')."\n");
1166: if (open (PIPE, "service mysql restart 2>&1 |")) {
1167: while (<PIPE>) {
1168: print $_;
1169: }
1170: close(PIPE);
1171: }
1172: unless ($mysql_has_wwwuser) {
1173: $mysql_has_wwwuser = &check_mysql_wwwuser();
1174: }
1175: $dbh = DBI->connect($dsn,'root','',{'PrintError'=>0});
1176: if ($dbh) {
1177: $mysqlsetup = 'noroot';
1178: } elsif ($DBI::err =~ /1045/) {
1179: $has_pass = 1;
1180: } else {
1181: $mysqlsetup = 'needsrestart';
1182: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser);
1183: }
1184: }
1.1 raeburn 1185: }
1186: if ($has_pass) {
1187: print &mt('You have already set a root password for the MySQL database.')."\n";
1188: my $currpass = &get_mysql_password(&mt('Please enter the password now'));
1189: $dbh = DBI->connect($dsn,'root',$currpass,{'PrintError'=>0});
1190: if ($dbh) {
1191: $mysqlsetup = 'rootok';
1192: print_and_log(&mt('Password accepted.')."\n");
1193: } else {
1194: $mysqlsetup = 'rootfail';
1195: print_and_log(&mt('Problem accessing MySQL.')."\n");
1196: if ($DBI::err =~ /1045/) {
1197: print_and_log(&mt('Perhaps the password was incorrect?')."\n");
1198: print &mt('Try again?').' ';
1199: $currpass = &get_mysql_password(&mt('Re-enter password now'));
1200: $dbh = DBI->connect($dsn,'root',$currpass,{'PrintError'=>0});
1201: if ($dbh) {
1202: $mysqlsetup = 'rootok';
1203: print_and_log(&mt('Password accepted.')."\n");
1204: } else {
1205: if ($DBI::err =~ /1045/) {
1206: print_and_log(&mt('Incorrect password.')."\n");
1207: }
1208: }
1209: }
1210: }
1.34 raeburn 1211: } elsif ($mysqlsetup ne 'noroot') {
1.1 raeburn 1212: print_and_log(&mt('Problem accessing MySQL.')."\n");
1213: $mysqlsetup = 'rootfail';
1214: }
1.34 raeburn 1215: return ($mysqlsetup,$has_pass,$dbh,$mysql_has_wwwuser);
1.1 raeburn 1216: }
1217:
1218: sub check_mysql_wwwuser {
1219: my $mysql_wwwuser;
1.12 raeburn 1220: my $dbhn = DBI->connect("DBI:mysql:database=information_schema",'www','localhostkey',
1221: {PrintError => +0}) || return;
1.1 raeburn 1222: if ($dbhn) {
1223: $mysql_wwwuser = 1;
1224: $dbhn->disconnect;
1225: }
1226: return $mysql_wwwuser;
1227: }
1228:
1229: sub check_loncapa_mysqldb {
1230: my ($dbh) = @_;
1231: my $has_lcdb;
1232: if (ref($dbh)) {
1233: my $sth = $dbh->prepare("SHOW DATABASES");
1234: $sth->execute();
1235: while (my $dbname = $sth->fetchrow_array) {
1236: if ($dbname eq 'loncapa') {
1237: $has_lcdb = 1;
1238: last;
1239: }
1240: }
1241: $sth->finish();
1242: }
1243: return $has_lcdb;
1244: }
1245:
1246: sub get_pathto_iptables {
1247: my $iptables;
1248: if (-e '/sbin/iptables') {
1249: $iptables = '/sbin/iptables';
1250: } elsif (-e '/usr/sbin/iptables') {
1251: $iptables = '/usr/sbin/iptables';
1252: } else {
1253: print &mt('Unable to find iptables command.')."\n";
1254: }
1255: return $iptables;
1256: }
1257:
1258: sub firewall_is_active {
1259: if (-e '/proc/net/ip_tables_names') {
1.45.2.1 raeburn 1260: if (open(PIPE,'cat /proc/net/ip_tables_names |grep filter |')) {
1261: my $status = <PIPE>;
1262: close(PIPE);
1263: chomp($status);
1264: if ($status eq 'filter') {
1265: return 1;
1266: }
1267: }
1.1 raeburn 1268: }
1.45.2.1 raeburn 1269: return 0;
1.1 raeburn 1270: }
1271:
1272: sub get_fw_chains {
1.5 raeburn 1273: my ($iptables,$distro) = @_;
1.1 raeburn 1274: my @fw_chains;
1275: my $suse_config = "/etc/sysconfig/SuSEfirewall2";
1276: my $ubuntu_config = "/etc/ufw/ufw.conf";
1277: if (-e $suse_config) {
1278: push(@fw_chains,'input_ext');
1279: } else {
1280: my @posschains;
1281: if (-e $ubuntu_config) {
1282: @posschains = ('ufw-user-input','INPUT');
1.5 raeburn 1283: } elsif ($distro =~ /^debian5/) {
1284: @posschains = ('INPUT');
1.45.2.1 raeburn 1285: } elsif ($distro =~ /^(suse|sles)(\d+)/) {
1286: @posschains = ('IN_public');
1.1 raeburn 1287: } else {
1288: @posschains = ('RH-Firewall-1-INPUT','INPUT');
1289: if (!-e '/etc/sysconfig/iptables') {
1290: if (!-e '/var/lib/iptables') {
1291: print &mt('Unable to find iptables file containing static definitions.')."\n";
1292: }
1293: push(@fw_chains,'RH-Firewall-1-INPUT');
1294: }
1295: }
1296: if ($iptables eq '') {
1297: $iptables = &get_pathto_iptables();
1298: }
1299: my %counts;
1300: if (open(PIPE,"$iptables -L -n |")) {
1301: while(<PIPE>) {
1302: foreach my $chain (@posschains) {
1303: if (/(\Q$chain\E)/) {
1304: $counts{$1} ++;
1305: }
1306: }
1307: }
1308: close(PIPE);
1309: }
1310: foreach my $fw_chain (@posschains) {
1311: if ($counts{$fw_chain}) {
1312: unless(grep(/^\Q$fw_chain\E$/,@fw_chains)) {
1313: push(@fw_chains,$fw_chain);
1314: }
1315: }
1316: }
1317: }
1318: return @fw_chains;
1319: }
1320:
1321: sub firewall_is_port_open {
1322: my ($iptables,$fw_chain,$port) = @_;
1323: # returns 1 if the firewall port is open, 0 if not.
1324: #
1325: # check if firewall is active or installed
1326: return if (! &firewall_is_active());
1327: my $count = 0;
1328: if (open(PIPE,"$iptables -L $fw_chain -n |")) {
1329: while(<PIPE>) {
1330: if (/tcp dpt\:\Q$port\E/) {
1331: $count ++;
1332: last;
1333: }
1334: }
1335: close(PIPE);
1336: } else {
1337: print &mt('Firewall status not checked: unable to run [_1].','iptables -L')."\n";
1338: }
1339: return $count;
1340: }
1341:
1342: sub get_mysql_password {
1343: my ($prompt) = @_;
1344: local $| = 1;
1345: print $prompt.': ';
1346: my $newpasswd = '';
1347: ReadMode 'raw';
1348: my $key;
1349: while(ord($key = ReadKey(0)) != 10) {
1350: if(ord($key) == 127 || ord($key) == 8) {
1351: chop($newpasswd);
1352: print "\b \b";
1353: } elsif(!ord($key) < 32) {
1354: $newpasswd .= $key;
1355: print '*';
1356: }
1357: }
1358: ReadMode 'normal';
1359: print "\n";
1360: return $newpasswd;
1361: }
1362:
1363: sub check_SuSEfirewall2_setup {
1364: my ($instdir) = @_;
1365: my $need_override = 1;
1.9 raeburn 1366: if ((-e "/etc/insserv/overrides/SuSEfirewall2_setup") && (-e "$instdir/sles-suse/SuSEfirewall2_setup")) {
1367: if (open(PIPE, "diff --brief $instdir/sles-suse/SuSEfirewall2_setup /etc/insserv/overrides/SuSEfirewall2_setup |")) {
1.1 raeburn 1368: my $diffres = <PIPE>;
1369: close(PIPE);
1370: chomp($diffres);
1371: unless ($diffres) {
1372: $need_override = 0;
1373: }
1374: }
1375: }
1376: return $need_override;
1377: }
1378:
1379: sub download_versionslist {
1380: my ($production,$testing,%sizes);
1381: if (-e "latest.txt") {
1382: unlink("latest.txt");
1383: }
1384: my $rtncode = system("wget http://install.loncapa.org/versions/latest.txt ".
1385: "> /dev/null 2>&1");
1386: if (!$rtncode) {
1387: if (open(my $fh,"<latest.txt")) {
1388: my @info = <$fh>;
1389: close($fh);
1390: foreach my $line (@info) {
1391: chomp();
1392: if ($line =~ /^\QLATEST-IS: \E([\w\-.]+):(\d+)$/) {
1393: $production = $1;
1394: $sizes{$1} = $2;
1395: } elsif ($line =~ /^LATEST-TESTING-IS: \E([\w\-.]+):(\d+)$/) {
1396: $testing = $1;
1397: $sizes{$1} = $2;
1398: }
1399: }
1400: }
1401: }
1402: return ($production,$testing,\%sizes);
1403: }
1404:
1405: #
1406: # End helper routines.
1407: # Main script starts here
1408: #
1409:
1410: print "
1411: ********************************************************************
1412:
1413: ".&mt('Welcome to LON-CAPA')."
1414:
1415: ".&mt('This script will configure your system for installation of LON-CAPA.')."
1416:
1417: ********************************************************************
1418:
1419: ".&mt('The following actions are available:')."
1420:
1.4 raeburn 1421: ".&mt('1.')." ".&mt('Create the www user/group.')."
1.1 raeburn 1422: ".&mt('This is the user/group ownership under which Apache child processes run.')."
1423: ".&mt('It also owns most directories within the /home/httpd directory.')."
1424: ".&mt('This directory is where most LON-CAPA files and directories are stored.')."
1.4 raeburn 1425: ".&mt('2.')." ".&mt('Install the package LON-CAPA uses to authenticate users.')."
1426: ".&mt('3.')." ".&mt('Set-up the MySQL database.')."
1427: ".&mt('4.')." ".&mt('Set-up MySQL permissions.')."
1428: ".&mt('5.')." ".&mt('Configure Apache web server.')."
1429: ".&mt('6.')." ".&mt('Configure start-up of services.')."
1430: ".&mt('7.')." ".&mt('Check firewall settings.')."
1431: ".&mt('8.')." ".&mt('Stop services not used by LON-CAPA,')."
1.1 raeburn 1432: ".&mt('i.e., services for a print server: [_1] daemon.',"'cups'")."
1.4 raeburn 1433: ".&mt('9.')." ".&mt('Download LON-CAPA source code in readiness for installation.')."
1.1 raeburn 1434:
1435: ".&mt('Typically, you will run this script only once, when you first install LON-CAPA.')."
1436:
1437: ".&mt('The script will analyze your system to determine which actions are recommended.')."
1438: ".&mt('The script will then prompt you to choose the actions you would like taken.')."
1439:
1440: ".&mt('For each the recommended action will be selected if you hit Enter/Return.')."
1441: ".&mt('To override the default, type the lower case option from the two options listed.')."
1442: ".&mt('So, if the default is "yes", ~[Y/n~] will be shown -- type n to override.')."
1443: ".&mt('Whereas if the default is "no", ~[y/N~] will be shown -- type y to override.')."
1444:
1445: ".&mt('To accept the default, simply hit Enter/Return on your keyboard.')."
1446: ".&mt('Otherwise type: y or n then hit the Enter/Return key.')."
1447:
1448: ".&mt('Once a choice has been entered for all nine actions, required changes will be made.')."
1449: ".&mt('Feedback will be displayed on screen, and also stored in: [_1].','loncapa_install.log')."
1450:
1451: ".&mt('Continue? ~[Y/n~] ');
1452:
1453: my $go_on = &get_user_selection(1);
1454: if (!$go_on) {
1455: exit;
1456: }
1457:
1458: my $instdir = `pwd`;
1459: chomp($instdir);
1460:
1461: my %callsub;
1462: my @actions = ('wwwuser','pwauth','mysql','mysqlperms','apache',
1463: 'runlevels','firewall','stopsrvcs','download');
1464: my %prompts = &texthash(
1465: wwwuser => "Create the 'www' user?",
1466: pwauth => 'Install the package LON-CAPA uses to authenticate users?',
1467: mysql => 'Set-up the MySQL database?',
1468: mysqlperms => 'Set-up MySQL permissions?',
1469: apache => 'Configure Apache web server?',
1470: runlevels => 'Set overrides for start-up order of services?',
1471: firewall => 'Configure firewall settings for Apache',
1472: stopsrvcs => 'Stop extra services not required on a LON-CAPA server?',
1473: download => 'Download LON-CAPA source code in readiness for installation?',
1474: );
1475:
1476: print "\n".&mt('Checking system status ...')."\n";
1477:
1478: my $dsn = "DBI:mysql:database=mysql";
1.34 raeburn 1479: my ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,$mysqlrestart,
1480: $recommended,$dbh,$has_pass,$has_lcdb,$downloadstatus,$filetouse,$production,
1.35 raeburn 1481: $testing,$apachefw,$uses_systemctl) = &check_required($instdir,$dsn);
1.1 raeburn 1482: if ($distro eq '') {
1483: print "\n".&mt('Linux distribution could not be verified as a supported distribution.')."\n".
1484: &mt('The following are supported: [_1].',
1485: 'CentOS, RedHat Enterprise, Fedora, Scientific Linux, '.
1.45.2.3 raeburn 1486: 'Oracle Linux, openSuSE, SLES, Ubuntu LTS, Debian')."\n\n".
1.1 raeburn 1487: &mt('Stopping execution.')."\n";
1488: exit;
1489: }
1.34 raeburn 1490: if ($mysqlrestart) {
1491: print "\n".&mt('The mysql daemon needs to be restarted using the following command:')."\n".
1492: $mysqlrestart."\n\n".
1493: &mt('Stopping execution of install.pl script.')."\n".
1494: &mt('Please run the install.pl script again, once you have restarted mysql.')."\n";
1495: exit;
1496: }
1.6 raeburn 1497: if ($localecmd ne '') {
1498: 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";
1499: 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".
1500: $localecmd."\n\n".
1501: &mt('Stopping execution.')."\n";
1502: exit;
1503: }
1.1 raeburn 1504: if (!$gotprereqs) {
1.12 raeburn 1505: print "\n".&mt('The LONCAPA-prerequisites package is not installed.')."\n".
1.1 raeburn 1506: &mt('The following command can be used to install the package (and dependencies):')."\n\n".
1507: $updatecmd."\n\n";
1508: if ($installnow eq '') {
1509: print &mt('Stopping execution.')."\n";
1510: exit;
1511: } else {
1512: print &mt('Run command? ~[Y/n~]');
1513: my $install_prereq = &get_user_selection(1);
1514: if ($install_prereq) {
1515: if (open(PIPE,'|-',$installnow)) {
1516: close(PIPE);
1517: $gotprereqs = &check_prerequisites($packagecmd,$distro);
1518: if (!$gotprereqs) {
1.12 raeburn 1519: print &mt('The LONCAPA-prerequisites package is not installed.')."\n".
1.1 raeburn 1520: &mt('Stopping execution.')."\n";
1521: exit;
1522: } else {
1.6 raeburn 1523: ($distro,$gotprereqs,$localecmd,$packagecmd,$updatecmd,$installnow,
1.34 raeburn 1524: $mysqlrestart,$recommended,$dbh,$has_pass,$has_lcdb,$downloadstatus,
1.35 raeburn 1525: $filetouse,$production,$testing,$apachefw,$uses_systemctl) =
1.5 raeburn 1526: &check_required($instdir,$dsn);
1.1 raeburn 1527: }
1528: } else {
1.12 raeburn 1529: print &mt('Failed to run command to install LONCAPA-prerequisites')."\n";
1.1 raeburn 1530: exit;
1531: }
1532: } else {
1533: print &mt('Stopping execution.')."\n";
1534: exit;
1535: }
1536: }
1537: }
1538: unless (ref($recommended) eq 'HASH') {
1539: print "\n".&mt('An error occurred determining which actions are recommended.')."\n\n".
1540: &mt('Stopping execution.')."\n";
1541: exit;
1542: }
1543:
1544: print "\n";
1545: my $num = 0;
1546: foreach my $action (@actions) {
1547: $num ++;
1548: my ($yesno,$defaultrun);
1549: if (ref($recommended) eq 'HASH') {
1.4 raeburn 1550: if (($action eq 'runlevels') || ($action eq 'stopsrvcs')) {
1.1 raeburn 1551: $yesno = '[y/N]';
1552: if (ref($recommended->{$action}) eq 'HASH') {
1553: if (keys(%{$recommended->{$action}}) > 0) {
1554: $yesno = &mt('~[Y/n~]');
1555: $defaultrun = 1;
1556: }
1557: }
1558: } else {
1559: if ($action eq 'download') {
1560: if ($downloadstatus) {
1561: print "\n$downloadstatus\n";
1562: }
1563: }
1564: if ($recommended->{$action}) {
1565: $yesno = mt('~[Y/n~]');
1566: $defaultrun = 1;
1567: } else {
1568: $yesno = &mt('~[y/N~]');
1569: }
1570: }
1571: print $num.'. '.$prompts{$action}." $yesno ";
1572: $callsub{$action} = &get_user_selection($defaultrun);
1573: }
1574: }
1575:
1576: my $lctarball = 'loncapa-current.tar.gz';
1577: my $sourcetarball = $lctarball;
1578: if ($callsub{'download'}) {
1579: my ($production,$testing,$sizes) = &download_versionslist();
1580: if ($production && $testing) {
1581: if ($production ne $testing) {
1582: print &mt('Two recent LON-CAPA releases are available: ')."\n".
1.3 raeburn 1583: &mt('1.').' '.&mt('A production release - version: [_1].',$production)."\n".
1584: &mt('2.').' '.&mt('A testing release - version: [_1].',$testing)."\n\n".
1.1 raeburn 1585: &mt('Download the production release? ~[Y/n~]');
1586: if (&get_user_selection(1)) {
1.4 raeburn 1587: $sourcetarball = 'loncapa-'.$production.'.tar.gz';
1.1 raeburn 1588: } else {
1589: print "\n".&mt('Download the testing release? ~[Y/n~]');
1590: if (&get_user_selection(1)) {
1.4 raeburn 1591: $sourcetarball = 'loncapa-'.$testing.'.tar.gz';
1.1 raeburn 1592: }
1593: }
1594: }
1595: } elsif ($production) {
1596: print &mt('The most recent LON-CAPA release is version: [_1].',$production)."\n".
1597: &mt('Download the production release? ~[Y/n~]');
1598: if (&get_user_selection(1)) {
1.20 raeburn 1599: $sourcetarball = 'loncapa-'.$production.'.tar.gz';
1.1 raeburn 1600: }
1601: }
1602: } elsif ($filetouse ne '') {
1603: $sourcetarball = $filetouse;
1604: }
1605:
1606: print_and_log("\n");
1607:
1608: # Each action: report if skipping, or perform action and provide feedback.
1609: if ($callsub{'wwwuser'}) {
1610: &setup_www();
1611: } else {
1612: &print_and_log(&mt('Skipping creation of user [_1].',"'www'")."\n");
1613: }
1614:
1615: if ($callsub{'pwauth'}) {
1.4 raeburn 1616: &build_and_install_mod_auth_external($instdir);
1.1 raeburn 1617: } else {
1618: &print_and_log(&mt('Skipping [_1] installation.',"'pwauth'")."\n");
1619: }
1620:
1621: if ($callsub{'mysql'}) {
1622: if ($dbh) {
1623: &setup_mysql($callsub{'mysqlperms'},$distro,$dbh,$has_pass,$has_lcdb);
1624: } else {
1625: print &mt('Unable to configure MySQL because access is denied.')."\n";
1626: }
1627: } else {
1628: &print_and_log(&mt('Skipping configuration of MySQL.')."\n");
1629: if ($callsub{'mysqlperms'}) {
1630: if ($dbh) {
1631: &setup_mysql_permissions($dbh,$has_pass);
1632: } else {
1633: print &mt('Unable to configure MySQL because access is denied.')."\n";
1634: }
1635: } else {
1636: &print_and_log(&mt('Skipping MySQL permissions setup.')."\n");
1637: }
1638: }
1639:
1640: if ($dbh) {
1641: if (!$dbh->disconnect) {
1642: &print_and_log(&mt('Failed to disconnect from MySQL:')."\n".
1643: $dbh->errstr);
1644: }
1645: }
1646:
1647: if ($callsub{'apache'}) {
1648: if ($distro =~ /^(suse|sles)/) {
1.45.2.1 raeburn 1649: ©_apache2_suseconf($instdir,$distro);
1.1 raeburn 1650: } elsif ($distro =~ /^(debian|ubuntu)/) {
1.28 raeburn 1651: ©_apache2_debconf($instdir,$distro);
1.1 raeburn 1652: } else {
1.14 raeburn 1653: ©_httpd_conf($instdir,$distro);
1.45.2.5 raeburn 1654: ©_mpm_conf($instdir,$distro);
1.1 raeburn 1655: }
1656: } else {
1657: print_and_log(&mt('Skipping configuration of Apache web server.')."\n");
1658: }
1659:
1660: if ($callsub{'runlevels'}) {
1661: my $count = 0;
1662: if (ref($recommended) eq 'HASH') {
1663: if (ref($recommended->{'runlevels'}) eq 'HASH') {
1664: foreach my $type (keys(%{$recommended->{'runlevels'}})) {
1665: next if ($type eq 'insserv');
1666: $count ++;
1667: my $command = $recommended->{'runlevels'}{$type};
1668: if ($command ne '') {
1669: print_and_log(&mt('Runlevel update command run: [_1].',$command)."\n");
1670: system($command);
1671: }
1672: }
1673: if (!$count) {
1674: print_and_log(&mt('No runlevel updates required.')."\n");
1675: }
1676: }
1677: }
1.45.2.1 raeburn 1678: if ($distro =~ /^(suse|sles)(\d+)/) {
1679: unless(($1 eq 'sles') && ($2 >= 15)) {
1680: &update_SuSEfirewall2_setup($instdir);
1681: }
1.11 raeburn 1682: }
1.1 raeburn 1683: } else {
1684: &print_and_log(&mt('Skipping setting override for start-up order of services.')."\n");
1685: }
1686:
1687: if ($callsub{'firewall'}) {
1.45.2.3 raeburn 1688: my ($firewalld,$zone) = &uses_firewalld($distro);
1689: if ($firewalld) {
1.45.2.1 raeburn 1690: my (%current,%added);
1.45.2.3 raeburn 1691: if (open(PIPE,"firewall-cmd --permanent --zone=$zone --list-services |")) {
1.45.2.1 raeburn 1692: my $svc = <PIPE>;
1693: close(PIPE);
1694: chomp($svc);
1695: map { $current{$_} = 1; } (split(/\s+/,$svc));
1696: }
1697: foreach my $service ('http','https') {
1698: unless ($current{$service}) {
1.45.2.3 raeburn 1699: if (open(PIPE,"firewall-cmd --permanent --zone=$zone --add-service=$service |")) {
1.45.2.1 raeburn 1700: my $result = <PIPE>;
1701: if ($result =~ /^success/) {
1702: $added{$service} = 1;
1703: }
1704: }
1705: }
1706: }
1707: if (keys(%added) > 0) {
1708: print &mt('Firewall configured to allow access for: [_1].',
1709: join(', ',sort(keys(%added))))."\n";
1710: }
1711: if ($current{'http'} || $current{'https'}) {
1712: print &mt('Firewall already configured to allow access for:[_1].',
1713: (($current{'http'})? ' http':'').(($current{'https'})? ' https':''))."\n";
1714: }
1715: unless ($current{'ssh'}) {
1716: print &mt('If you would the like to allow access to ssh from outside, use the command[_1].',
1.45.2.3 raeburn 1717: "firewall-cmd --permanent --zone=$zone --add-service=ssh")."\n";
1.45.2.1 raeburn 1718: }
1719: } elsif ($distro =~ /^(suse|sles)/) {
1.5 raeburn 1720: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
1721: 'yast -- Security and Users -> Firewall -> Interfaces',
1.45.2.1 raeburn 1722: 'ssh, http, https')."\n";
1.5 raeburn 1723: } elsif ($distro =~ /^(debian|ubuntu)(\d+)/) {
1724: if (($1 eq 'ubuntu') || ($2 > 5)) {
1725: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
1726: 'ufw','ssh, http, https')."\n";
1727: } else {
1728: my $fwadded = &get_iptables_rules($distro,$instdir,$apachefw);
1729: if ($fwadded) {
1730: print &mt('Enable firewall? ~[Y/n~]');
1731: my $enable_iptables = &get_user_selection(1);
1732: if ($enable_iptables) {
1733: system('/etc/network/if-pre-up.d/iptables');
1734: print &mt('Firewall enabled using rules defined in [_1].',
1735: '/etc/iptables.loncapa.rules');
1736: }
1737: }
1738: }
1.45.2.3 raeburn 1739: } elsif ($distro =~ /^(scientific|oracle)/) {
1.11 raeburn 1740: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
1741: 'system-config-firewall-tui -- Customize',
1742: 'ssh, http')."\n";
1.1 raeburn 1743: } else {
1.45.2.3 raeburn 1744: my $version;
1745: if ($distro =~ /^(redhat|centos)(\d+)$/) {
1746: $version = $1;
1747: }
1748: if ($version > 5) {
1749: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
1750: 'system-config-firewall-tui -- Customize',
1751: 'ssh, http')."\n";
1752: } else {
1753: print &mt('Use [_1] to configure the firewall to allow access for [_2].',
1754: 'setup -- Firewall configuration -> Customize',
1755: 'ssh, http, https')."\n";
1756: }
1.1 raeburn 1757: }
1758: } else {
1.5 raeburn 1759: &print_and_log(&mt('Skipping Firewall configuration.')."\n");
1.1 raeburn 1760: }
1761:
1762: if ($callsub{'stopsrvcs'}) {
1.45 raeburn 1763: &kill_extra_services($distro,$recommended->{'stopsrvcs'},$uses_systemctl);
1.1 raeburn 1764: } else {
1.10 raeburn 1765: &print_and_log(&mt('Skipping stopping unnecessary service ([_1] daemons).',"'cups','memcached'")."\n");
1.1 raeburn 1766: }
1767:
1768: my ($have_tarball,$updateshown);
1769: if ($callsub{'download'}) {
1770: ($have_tarball,$updateshown) = &download_loncapa($instdir,$sourcetarball);
1771: } else {
1772: print_and_log(&mt('Skipping download of LON-CAPA tar file.')."\n\n");
1773: print &mt('LON-CAPA is available for download from: [_1]',
1774: 'http://install.loncapa.org/')."\n";
1775: if (!-e '/etc/loncapa-release') {
1776: &print_and_log(&mt('LON-CAPA is not yet installed on your system.').
1777: "\n\n".
1778: &mt('You may retrieve the source for LON-CAPA by executing:')."\n".
1779: "wget http://install.loncapa.org/versions/$lctarball\n");
1780: } else {
1781: my $currentversion;
1782: if (open(my $fh,"</etc/loncapa-release")) {
1783: my $version = <$fh>;
1784: chomp($version);
1785: if ($version =~ /^\QLON-CAPA release \E([\w\-.]+)$/) {
1786: $currentversion = $1;
1787: }
1788: }
1789: if ($currentversion ne '') {
1790: print &mt('Version of LON-CAPA currently installed on this server is: [_1].',
1791: $currentversion),"\n";
1792: if ($production) {
1793: print &mt('The latest production release of LON-CAPA is [_1].',$production)."\n";
1794: }
1795: if ($testing) {
1796: print &mt('The latest testing release of LON-CAPA is [_1].',$testing)."\n";
1797: }
1798: }
1799: }
1800: if ($filetouse ne '') {
1801: $have_tarball = 1;
1802: }
1803: }
1804:
1805: print "\n".&mt('Requested configuration complete.')."\n\n";
1806: my $apachename;
1807: if ($have_tarball && !$updateshown) {
1808: my ($lcdir) = ($sourcetarball =~ /^([\w.\-]+)\.tar.gz$/);
1809: if (!-e '/etc/loncapa-release') {
1810: print &mt('If you are now ready to install LON-CAPA, enter the following commands:')."\n\n";
1811: } else {
1812: print &mt('If you are now ready to update LON-CAPA, enter the following commands:')."\n\n".
1813: "/etc/init.d/loncontrol stop\n";
1814: if ($distro =~ /^(suse|sles|debian|ubuntu)([\d.]+)/) {
1815: if (($1 eq 'suse') && ($2 < 10)) {
1816: $apachename = 'apache';
1817: } else {
1818: $apachename = 'apache2';
1819: }
1820: } else {
1821: $apachename = 'httpd';
1822: }
1823: print "/etc/init.d/$apachename stop\n";
1824: }
1825: print "cd /root\n".
1826: "tar zxf $sourcetarball\n".
1827: "cd $lcdir\n".
1828: "./UPDATE\n";
1829: if (-e '/etc/loncapa-release') {
1830: print "/etc/init.d/loncontrol start\n";
1831: print "/etc/init.d/$apachename start\n";
1832: }
1833: }
1834: exit;
1835:
1836: #
1837: # End main script
1838: #
1839:
1840: #
1841: # Routines for the actions
1842: #
1843:
1844: sub setup_www {
1845: ##
1846: ## Set up www
1847: ##
1848: print_and_log(&mt('Creating user [_1]',"'www'")."\n");
1849: # -- Add group
1850:
1851: my $status = `/usr/sbin/groupadd www`;
1852: if ($status =~ /\QGroup `www' already exists.\E/) {
1853: print &mt('Group [_1] already exists.',"'www'")."\n";
1854: } elsif ($status ne '') {
1855: print &mt('Unable to add group [_1].',"'www'")."\n";
1856: }
1857:
1858: my $gid = getgrnam('www');
1859:
1860: if (open (PIPE, "/usr/sbin/useradd -c LONCAPA -g $gid www 2>&1 |")) {
1861: $status = <PIPE>;
1862: close(PIPE);
1863: chomp($status);
1864: if ($status =~ /\QAccount `www' already exists.\E/) {
1865: print &mt('Account [_1] already exists.',"'www'")."\n";
1866: } elsif ($status ne '') {
1867: print &mt('Unable to add user [_1].',"'www'")."\n";
1868: }
1869: } else {
1870: print &mt('Unable to run command to add user [_1].',"'www'")."\n";
1871: }
1872:
1873: my $uid = &uid_of_www();
1874: if (($gid ne '') && ($uid ne '')) {
1875: if (!-e '/home/www') {
1876: mkdir('/home/www',0755);
1877: system('chown www:www /home/www');
1878: }
1879: }
1880: writelog ($status);
1881: }
1882:
1883: sub uid_of_www {
1884: my ($num) = (getpwnam('www'))[2];
1885: return $num;
1886: }
1887:
1888: sub build_and_install_mod_auth_external {
1889: my ($instdir) = @_;
1890: my $num = &uid_of_www();
1891: # Patch pwauth
1892: print_and_log(&mt('Building authentication system for LON-CAPA users.')."\n");
1893: my $patch = <<"ENDPATCH";
1894: 148c148
1895: < #define SERVER_UIDS 99 /* user "nobody" */
1896: ---
1897: > #define SERVER_UIDS $num /* user "www" */
1898: ENDPATCH
1899:
1900: if (! -e "/usr/bin/patch") {
1901: print_and_log(&mt('You must install the software development tools package: [_1], when installing Linux.',"'patch'")."\n");
1902: print_and_log(&mt('Authentication installation not completed.')."\n");
1903: return;
1904: }
1905: if (&skip_if_nonempty(`cd /tmp; tar zxf $instdir/pwauth-2.2.8.tar.gz`,
1906: &mt('Unable to extract pwauth')."\n")) {
1907: return;
1908: }
1909: my $dir = "/tmp/pwauth-2.2.8";
1910: if (open(PATCH,"| patch $dir/config.h")) {
1911: print PATCH $patch;
1912: close(PATCH);
1913: print_and_log("\n");
1914: ##
1915: ## Compile patched pwauth
1916: ##
1917: print_and_log(&mt('Compiling pwauth')."\n");
1.12 raeburn 1918: my $result = `cd $dir/; make 2>/dev/null `;
1.1 raeburn 1919: my $expected = <<"END";
1920: gcc -g -c -o pwauth.o pwauth.c
1921: gcc -o pwauth -g pwauth.o -lcrypt
1922: END
1923: if ($result eq $expected) {
1924: print_and_log(&mt('Apparent success compiling pwauth:').
1925: "\n".$result );
1926: # Install patched pwauth
1927: print_and_log(&mt('Copying pwauth to [_1]',' /usr/local/sbin')."\n");
1928: if (copy "$dir/pwauth","/usr/local/sbin/pwauth") {
1.5 raeburn 1929: if (chmod(06755, "/usr/local/sbin/pwauth")) {
1.1 raeburn 1930: print_and_log(&mt('[_1] copied successfully',"'pwauth'").
1931: "\n");
1932: } else {
1933: print &mt('Unable to set permissions on [_1].'.
1934: "/usr/local/sbin/pwauth")."\n";
1935: }
1936: } else {
1937: print &mt('Unable to copy [_1] to [_2]',
1938: "'$dir/pwauth'","/usr/local/sbin/pwauth")."\n$!\n";
1939: }
1940: } else {
1941: print &mt('Unable to compile patched [_1].'."'pwauth'")."\n";
1942: }
1943: } else {
1944: print &mt('Unable to start patch for [_1]',"'pwauth'")."\n";
1945: }
1946: print_and_log("\n");
1947: }
1948:
1949: sub kill_extra_services {
1.45 raeburn 1950: my ($distro,$stopsrvcs,$uses_systemctl) = @_;
1.1 raeburn 1951: if (ref($stopsrvcs) eq 'HASH') {
1952: my @stopping = sort(keys(%{$stopsrvcs}));
1953: if (@stopping) {
1.6 raeburn 1954: my $kill_list = join("', '",@stopping);
1.1 raeburn 1955: if ($kill_list) {
1956: $kill_list = "'".$kill_list."'";
1.6 raeburn 1957: &print_and_log("\n".&mt('Killing unnecessary services ([_1] daemon(s)).',$kill_list)."\n");
1958: foreach my $service (@stopping) {
1959: my $daemon = $service;
1960: if ($service eq 'cups') {
1961: $daemon = 'cupsd';
1962: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
1963: my $version = $1;
1964: if (($distro =~ /^ubuntu/) && ($version <= 8)) {
1965: $daemon = 'cupsys';
1966: }
1.12 raeburn 1967: } else {
1.8 raeburn 1968: $daemon = 'cups';
1.6 raeburn 1969: }
1970: }
1.12 raeburn 1971: my $cmd = "ps -ef |grep '$daemon' |grep -v grep";
1972: if (open(PIPE,'-|',$cmd)) {
1973: my $daemonrunning = <PIPE>;
1974: chomp($daemonrunning);
1975: close(PIPE);
1976: if ($daemonrunning) {
1977: &print_and_log(`/etc/init.d/$daemon stop`);
1978: }
1979: }
1.1 raeburn 1980: &print_and_log(&mt('Removing [_1] from startup.',$service)."\n");
1.45 raeburn 1981: if ($distro =~ /^(?:debian|ubuntu)(\d+)/) {
1982: my $version = $1;
1983: if (($distro =~ /^ubuntu/) && ($version > 16)) {
1984: if (ref($uses_systemctl) eq 'HASH') {
1985: if ($uses_systemctl->{$service}) {
1986: if (`systemctl is-enabled $service`) {
1987: &print_and_log(`systemctl disable $service`);
1988: }
1989: }
1990: }
1991: } else {
1992: &print_and_log(`update-rc.d -f $daemon remove`);
1993: }
1.1 raeburn 1994: } else {
1.35 raeburn 1995: if (ref($uses_systemctl) eq 'HASH') {
1996: if ($uses_systemctl->{$service}) {
1997: if (`systemctl is-enabled $service`) {
1998: &print_and_log(`systemctl disable $service`);
1999: }
2000: } else {
2001: &print_and_log(`/sbin/chkconfig --del $service`);
2002: }
2003: } else {
2004: &print_and_log(`/sbin/chkconfig --del $service`);
2005: }
1.1 raeburn 2006: }
2007: }
2008: }
2009: }
2010: }
2011: return;
2012: }
2013:
2014: sub setup_mysql {
2015: my ($setup_mysql_permissions,$distro,$dbh,$has_pass,$has_lcdb) = @_;
1.4 raeburn 2016: my @mysql_lc_commands;
1.1 raeburn 2017: unless ($has_lcdb) {
1.4 raeburn 2018: push(@mysql_lc_commands,"CREATE DATABASE loncapa");
1.1 raeburn 2019: }
1.4 raeburn 2020: push(@mysql_lc_commands,"USE loncapa");
2021: push(@mysql_lc_commands,qq{
1.18 raeburn 2022: CREATE TABLE IF NOT EXISTS metadata (title TEXT, author TEXT, subject TEXT, url TEXT, keywords TEXT, version TEXT, notes TEXT, abstract TEXT, mime TEXT, language TEXT, creationdate DATETIME, lastrevisiondate DATETIME, owner TEXT, copyright TEXT, domain TEXT, dependencies TEXT, modifyinguser TEXT, authorspace TEXT, lowestgradelevel TEXT, highestgradelevel TEXT, standards TEXT, count INT, course INT, course_list TEXT, goto INT, goto_list TEXT, comefrom INT, comefrom_list TEXT, sequsage INT, sequsage_list TEXT, stdno INT, stdno_list TEXT, avetries FLOAT, avetries_list TEXT, difficulty FLOAT, difficulty_list TEXT, disc FLOAT, disc_list TEXT, clear FLOAT, technical FLOAT, correct FLOAT, helpful FLOAT, depth FLOAT, hostname TEXT, FULLTEXT idx_title (title), FULLTEXT idx_author (author), FULLTEXT idx_subject (subject), FULLTEXT idx_url (url), FULLTEXT idx_keywords (keywords), FULLTEXT idx_version (version), FULLTEXT idx_notes (notes), FULLTEXT idx_abstract (abstract), FULLTEXT idx_mime (mime), FULLTEXT idx_language (language), FULLTEXT idx_owner (owner), FULLTEXT idx_copyright (copyright)) ENGINE=MYISAM
1.4 raeburn 2023: });
1.1 raeburn 2024: if ($setup_mysql_permissions) {
1.4 raeburn 2025: &setup_mysql_permissions($dbh,$has_pass,@mysql_lc_commands);
1.1 raeburn 2026: } else {
2027: print_and_log(&mt('Skipping MySQL permissions setup.')."\n");
2028: if ($dbh) {
1.4 raeburn 2029: if (@mysql_lc_commands) {
2030: foreach my $lccmd (@mysql_lc_commands) {
2031: $dbh->do($lccmd) || print $dbh->errstr."\n";
2032: }
2033: }
1.1 raeburn 2034: print_and_log(&mt('MySQL database set up complete.')."\n");
2035: } else {
2036: print_and_log(&mt('Problem accessing MySQL.')."\n");
2037: }
2038: }
2039: }
2040:
2041: sub setup_mysql_permissions {
1.4 raeburn 2042: my ($dbh,$has_pass,@mysql_lc_commands) = @_;
1.38 raeburn 2043: my ($mysqlversion,$mysqlsubver,$mysqlname) = &get_mysql_version();
1.45.2.2 raeburn 2044: my ($usesauth,$is_mariadb,$hasauthcol,@mysql_commands);
1.38 raeburn 2045: if ($mysqlname =~ /^MariaDB/i) {
1.45.2.2 raeburn 2046: $is_mariadb = 1;
1.38 raeburn 2047: if ($mysqlversion >= 10.2) {
2048: $usesauth = 1;
1.42 raeburn 2049: } elsif ($mysqlversion >= 5.5) {
2050: $hasauthcol = 1;
1.38 raeburn 2051: }
2052: } else {
2053: if (($mysqlversion > 5.7) || (($mysqlversion == 5.7) && ($mysqlsubver > 5))) {
2054: $usesauth = 1;
1.42 raeburn 2055: } elsif (($mysqlversion >= 5.6) || (($mysqlversion == 5.5) && ($mysqlsubver >= 7))) {
2056: $hasauthcol = 1;
1.38 raeburn 2057: }
2058: }
2059: if ($usesauth) {
1.45.2.2 raeburn 2060: @mysql_commands = ("INSERT user (Host, User, ssl_cipher, x509_issuer, x509_subject, authentication_string) VALUES('localhost','www','','','','')");
2061: if ($is_mariadb) {
2062: push(@mysql_commands,"ALTER USER 'www'\@'localhost' IDENTIFIED BY 'localhostkey'");
2063: } else {
2064: push(@mysql_commands,"ALTER USER 'www'\@'localhost' IDENTIFIED WITH mysql_native_password BY 'localhostkey'");
2065: }
1.42 raeburn 2066: } elsif ($hasauthcol) {
2067: @mysql_commands = ("INSERT user (Host, User, Password, ssl_cipher, x509_issuer, x509_subject, authentication_string) VALUES('localhost','www',password('localhostkey'),'','','','');");
1.36 raeburn 2068: } else {
1.42 raeburn 2069: @mysql_commands = ("INSERT user (Host, User, Password, ssl_cipher, x509_issuer, x509_subject) VALUES('localhost','www',password('localhostkey'),'','','');");
1.36 raeburn 2070: }
1.1 raeburn 2071: if ($mysqlversion < 4) {
1.4 raeburn 2072: push (@mysql_commands,"
2073: INSERT db (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,Create_priv,Drop_priv,Grant_priv,References_priv,Index_priv,Alter_priv) VALUES('localhost','loncapa','www','Y','Y','Y','Y','Y','Y','N','Y','Y','Y')");
2074: } else {
2075: push (@mysql_commands,"
2076: INSERT db (Host,Db,User,Select_priv,Insert_priv,Update_priv,Delete_priv,Create_priv,Drop_priv,Grant_priv,References_priv,Index_priv,Alter_priv,Create_tmp_table_priv,Lock_tables_priv) VALUES('localhost','loncapa','www','Y','Y','Y','Y','Y','Y','N','Y','Y','Y','Y','Y')");
1.1 raeburn 2077: }
1.4 raeburn 2078: push(@mysql_commands,"DELETE FROM user WHERE host<>'localhost'");
1.1 raeburn 2079: if ($has_pass) {
2080: if ($dbh) {
1.4 raeburn 2081: push(@mysql_commands,"FLUSH PRIVILEGES");
2082: if (@mysql_commands) {
2083: foreach my $cmd (@mysql_commands) {
2084: $dbh->do($cmd) || print $dbh->errstr."\n";
2085: }
2086: }
2087: if (@mysql_lc_commands) {
2088: foreach my $lccmd (@mysql_lc_commands) {
2089: $dbh->do($lccmd) || print $dbh->errstr."\n";
2090: }
2091: }
1.1 raeburn 2092: print_and_log(&mt('Permissions set for LON-CAPA MySQL user: [_1]',"'www'")."\n");
2093: } else {
2094: print_and_log(&mt('Problem accessing MySQL.')."\n".
2095: &mt('Permissions not set.')."\n");
2096: }
2097: } else {
2098: my ($firstpass,$secondpass,$got_passwd,$newmysqlpass);
2099: print &mt('Please enter a root password for the mysql database.')."\n".
2100: &mt('It does not have to match your root account password, but you will need to remember it.')."\n";
2101: my $maxtries = 10;
2102: my $trial = 0;
2103: while ((!$got_passwd) && ($trial < $maxtries)) {
2104: $firstpass = &get_mysql_password(&mt('Enter password'));
2105: if (length($firstpass) > 5) {
2106: $secondpass = &get_mysql_password(&mt('Enter password a second time'));
2107: if ($firstpass eq $secondpass) {
2108: $got_passwd = 1;
2109: $newmysqlpass = $firstpass;
2110: } else {
2111: print(&mt('Passwords did not match. Please try again.')."\n");
2112: }
2113: $trial ++;
2114: } else {
2115: print(&mt('Password too short.')."\n".
2116: &mt('Please choose a password with at least six characters.')."\n");
2117: }
2118: }
2119: if ($got_passwd) {
1.45.2.2 raeburn 2120: my (@newpass_cmds) = &new_mysql_rootpasswd($newmysqlpass,$usesauth,$is_mariadb);
1.4 raeburn 2121: push(@mysql_commands,@newpass_cmds);
1.1 raeburn 2122: } else {
2123: print_and_log(&mt('Failed to get MySQL root password from user input.')."\n");
2124: }
2125: if ($dbh) {
1.4 raeburn 2126: if (@mysql_commands) {
2127: foreach my $cmd (@mysql_commands) {
2128: $dbh->do($cmd) || print $dbh->errstr."\n";
2129: }
2130: }
2131: if (@mysql_lc_commands) {
2132: foreach my $lccmd (@mysql_lc_commands) {
2133: $dbh->do($lccmd) || print $dbh->errstr."\n";
2134: }
2135: }
1.1 raeburn 2136: if ($got_passwd) {
2137: print_and_log(&mt('MySQL root password stored.')."\n".
2138: &mt('Permissions set for LON-CAPA MySQL user: [_1].',"'www'")."\n");
2139: } else {
2140: print_and_log(&mt('Permissions set for LON-CAPA MySQL user: [_1].',"'www'")."\n");
2141: }
2142: } else {
2143: print_and_log(&mt('Problem accessing MySQL.')."\n".
2144: &mt('Permissions not set.')."\n");
2145: }
2146: }
2147: }
2148:
2149: sub new_mysql_rootpasswd {
1.45.2.2 raeburn 2150: my ($currmysqlpass,$usesauth,$is_mariadb) = @_;
1.36 raeburn 2151: if ($usesauth) {
1.45.2.2 raeburn 2152: if ($is_mariadb) {
2153: return ("ALTER USER 'root'\@'localhost' IDENTIFIED BY '$currmysqlpass'",
2154: "FLUSH PRIVILEGES;");
2155: } else {
2156: return ("ALTER USER 'root'\@'localhost' IDENTIFIED WITH mysql_native_password BY '$currmysqlpass'",
2157: "FLUSH PRIVILEGES;");
2158: }
1.36 raeburn 2159: } else {
2160: return ("SET PASSWORD FOR 'root'\@'localhost'=PASSWORD('$currmysqlpass')",
2161: "FLUSH PRIVILEGES;");
2162: }
1.1 raeburn 2163: }
2164:
2165: sub get_mysql_version {
1.38 raeburn 2166: my ($version,$subversion,$name);
1.1 raeburn 2167: if (open(PIPE," mysql -V |")) {
2168: my $info = <PIPE>;
2169: chomp($info);
2170: close(PIPE);
1.45.2.7 raeburn 2171: ($version,$subversion,$name) = ($info =~ /(\d+\.\d+)\.(\d+)(?:\-?(\w*),|)/);
1.1 raeburn 2172: } else {
2173: print &mt('Could not determine which version of MySQL is installed.').
2174: "\n";
2175: }
1.38 raeburn 2176: return ($version,$subversion,$name);
1.1 raeburn 2177: }
2178:
2179: ###########################################################
2180: ##
2181: ## RHEL/CentOS/Fedora/Scientific Linux
2182: ## Copy LON-CAPA httpd.conf to /etc/httpd/conf
2183: ##
2184: ###########################################################
2185:
2186: sub copy_httpd_conf {
1.14 raeburn 2187: my ($instdir,$distro) = @_;
2188: my $configfile = 'httpd.conf';
1.45.2.3 raeburn 2189: if ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)$/) {
1.29 raeburn 2190: if ($1 >= 7) {
2191: $configfile = 'apache2.4/httpd.conf';
2192: } elsif ($1 > 5) {
1.14 raeburn 2193: $configfile = 'new/httpd.conf';
2194: }
2195: } elsif ($distro =~ /^fedora(\d+)$/) {
1.29 raeburn 2196: if ($1 > 17) {
2197: $configfile = 'apache2.4/httpd.conf';
2198: } elsif ($1 > 10) {
1.14 raeburn 2199: $configfile = 'new/httpd.conf';
2200: }
2201: }
1.1 raeburn 2202: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'httpd.conf'",
2203: "'/etc/httpd/conf/httpd.conf'")."\n");
2204: copy "/etc/httpd/conf/httpd.conf","/etc/httpd/conf/httpd.conf.original";
1.14 raeburn 2205: copy "$instdir/centos-rhes-fedora-sl/$configfile","/etc/httpd/conf/httpd.conf";
1.5 raeburn 2206: chmod(0444,"/etc/httpd/conf/httpd.conf");
1.1 raeburn 2207: print_and_log("\n");
2208: }
2209:
1.45.2.5 raeburn 2210: ###########################################################
2211: ##
2212: ## RHEL/CentOS/Fedora/Scientific Linux
2213: ## Copy LON-CAPA mpm.conf to /etc/httpd/conf.modules.d/00-mpm.conf
2214: ##
2215: ## The LON-CAPA mpm.conf enables the prefork MPM module in
2216: ## Apache. This is also the default for RHEL/CentOS/Oracle
2217: ## Linux 7 and earlier, and Fedora 26 and earlier. For more
2218: ## recent versions of those distros, the event MPM is enabled
2219: ## by default. After ©_mpm_conf() is run, the prefork MPM
2220: ## module will be enabled instead of the event MPM module.
2221: ##
2222: ###########################################################
2223:
2224: sub copy_mpm_conf {
2225: my ($instdir,$distro) = @_;
2226: my $mpmfile = 'mpm.conf';
2227: if ((-e "/etc/httpd/conf.modules.d/00-mpm.conf") &&
2228: (-e "$instdir/centos-rhes-fedora-sl/$mpmfile")) {
2229: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'mpm.conf'",
2230: "'/etc/httpd/conf.modules.d/00-mpm.conf'")."\n");
2231: copy "$instdir/centos-rhes-fedora-sl/$mpmfile","/etc/httpd/conf.modules.d/00-mpm.conf";
2232: chmod(0644,"/etc/httpd/conf.modules.d/00-mpm.conf");
2233: print_and_log("\n");
2234: } else {
2235: my $logfail;
2236: if ($distro =~ /^(?:centos|rhes|scientific|oracle)(\d+)$/) {
2237: if ($1 > 7) {
2238: $logfail = 1;
2239: }
2240: } elsif ($distro =~ /^fedora(\d+)$/) {
2241: if ($1 > 26) {
2242: $logfail = 1;
2243: }
2244: }
2245: if ($logfail) {
2246: print_and_log(&mt('Warning: copying the LON-CAPA [_1] failed because [_2] and/or [_3] are missing.',
2247: $mpmfile,"'$instdir/centos-rhes-fedora-sl/$mpmfile'",
2248: "'/etc/httpd/conf.modules.d/00-mpm.conf'"));
2249: print_and_log("\n");
2250: }
2251: }
2252: }
2253:
1.1 raeburn 2254: #########################################################
2255: ##
1.17 raeburn 2256: ## Ubuntu/Debian -- copy our loncapa configuration file to
1.1 raeburn 2257: ## sites-available and set the symlink from sites-enabled.
2258: ##
2259: #########################################################
2260:
2261: sub copy_apache2_debconf {
1.28 raeburn 2262: my ($instdir,$distro) = @_;
1.6 raeburn 2263: my $apache2_mods_enabled_dir = '/etc/apache2/mods-enabled';
2264: my $apache2_mods_available_dir = '/etc/apache2/mods-available';
2265: foreach my $module ('headers.load','expires.load') {
2266: unless (-l "$apache2_mods_enabled_dir/$module") {
2267: symlink("$apache2_mods_available_dir/$module","$apache2_mods_enabled_dir/$module");
2268: print_and_log(&mt('Enabling "[_1]" Apache module.',$module)."\n");
2269: }
2270: }
1.28 raeburn 2271: my $apache2_sites_enabled_dir = '/etc/apache2/sites-enabled';
2272: my $apache2_sites_available_dir = '/etc/apache2/sites-available';
2273: my $defaultconfig = "$apache2_sites_enabled_dir/000-default";
2274: my ($distname,$version);
2275: if ($distro =~ /^(debian|ubuntu)(\d+)$/) {
2276: $distname = $1;
2277: $version = $2;
2278: }
2279: if (($distname eq 'ubuntu') && ($version > 12)) {
2280: $defaultconfig = "$apache2_sites_enabled_dir/000-default.conf";
2281: }
1.45.2.7 raeburn 2282: my ($skipconf,$skipsite,$skipstatus);
1.28 raeburn 2283: if (($distname eq 'ubuntu') && ($version > 12)) {
2284: my $apache2_conf_enabled_dir = '/etc/apache2/conf-enabled';
2285: my $apache2_conf_available_dir = '/etc/apache2/conf-available';
1.33 raeburn 2286: my $defaultconf = $apache2_conf_enabled_dir.'/loncapa.conf';
1.45.2.7 raeburn 2287: if ((-e "$apache2_conf_available_dir/loncapa") && (-e "$instdir/debian-ubuntu/ubuntu14/loncapa_conf")) {
1.45.2.8! raeburn 2288: if (open(PIPE, "diff --brief $apache2_conf_available_dir/loncapa $instdir/debian-ubuntu/ubuntu14/loncapa_conf |")) {
1.45.2.7 raeburn 2289: my $diffres = <PIPE>;
2290: close(PIPE);
2291: chomp($diffres);
2292: if ($diffres) {
2293: copy("$apache2_conf_available_dir/loncapa","$apache2_conf_available_dir/loncapa.original");
2294: }
2295: if (-l $defaultconf) {
2296: my $linkfname = readlink($defaultconf);
2297: if ($linkfname eq "$apache2_conf_available_dir/loncapa") {
2298: unless ($diffres) {
2299: $skipconf = 1;
2300: }
2301: }
2302: }
2303: }
2304: }
2305: unless ($skipconf) {
2306: 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");
2307: copy("$instdir/debian-ubuntu/ubuntu14/loncapa_conf","$apache2_conf_available_dir/loncapa");
2308: chmod(0444,"$apache2_conf_available_dir/loncapa");
2309: if (-l $defaultconf) {
2310: unlink($defaultconf);
2311: }
2312: symlink("$apache2_conf_available_dir/loncapa","$defaultconf");
2313: }
2314: my $stdsite = "$instdir/debian-ubuntu/ubuntu14/loncapa_site";
2315: if ((-e $stdsite) && (-e "$apache2_sites_available_dir/loncapa")) {
2316: if (open(PIPE, "diff --brief $stdsite $apache2_sites_available_dir/loncapa |")) {
2317: my $diffres = <PIPE>;
2318: close(PIPE);
2319: chomp($diffres);
2320: if ($diffres) {
2321: copy("$apache2_sites_available_dir/loncapa","$apache2_sites_available_dir/loncapa.original");
2322: }
2323: if (-l $defaultconfig) {
2324: my $linkfname = readlink($defaultconfig);
2325: if ($linkfname eq "$apache2_sites_available_dir/loncapa") {
2326: unless ($diffres) {
2327: $skipsite = 1;
2328: }
2329: }
2330: }
2331: }
2332: }
2333: unless ($skipsite) {
2334: print_and_log(&mt('Copying loncapa [_1] site file to [_2] and pointing [_3] to it from sites-enabled.',"'apache2'","'/etc/apache2/sites-available'","'000-default.conf symlink'")."\n");
2335: copy("$instdir/debian-ubuntu/ubuntu14/loncapa_site","$apache2_sites_available_dir/loncapa");
2336: chmod(0444,"$apache2_sites_available_dir/loncapa");
2337: symlink("$apache2_sites_available_dir/loncapa","$defaultconfig");
2338: }
2339: } else {
2340: if ((-e "$instdir/debian-ubuntu/loncapa") && (-e "$apache2_sites_available_dir/loncapa")) {
2341: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/loncapa $apache2_sites_available_dir/loncapa |")) {
2342: my $diffres = <PIPE>;
2343: close(PIPE);
2344: chomp($diffres);
2345: if ($diffres) {
2346: copy("$apache2_sites_available_dir/loncapa","$apache2_sites_available_dir/loncapa.original");
2347: }
2348: if (-l $defaultconfig) {
2349: my $linkfname = readlink($defaultconfig);
2350: if ($linkfname eq "$apache2_sites_available_dir/loncapa") {
2351: unless ($diffres) {
2352: $skipsite = 1;
2353: }
2354: }
2355: }
2356: }
2357: }
2358: unless ($skipsite) {
2359: if (-l $defaultconfig) {
2360: unlink($defaultconfig);
2361: }
2362: 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");
2363: if (-e "$instdir/debian-ubuntu/loncapa") {
2364: copy("$instdir/debian-ubuntu/loncapa","$apache2_sites_available_dir/loncapa");
2365: chmod(0444,"$apache2_sites_available_dir/loncapa");
2366: symlink("$apache2_sites_available_dir/loncapa","$apache2_sites_enabled_dir/000-default");
2367: }
2368: }
2369: }
2370: if ($distname eq 'ubuntu') {
2371: my $sitestatus = "$apache2_mods_available_dir/status.conf";
2372: my $stdstatus = "$instdir/debian-ubuntu/status.conf";
2373: if ((-e $sitestatus) && (-e $stdstatus)) {
2374: if (open(PIPE, "diff --brief $stdstatus $sitestatus |")) {
2375: my $diffres = <PIPE>;
2376: close(PIPE);
2377: chomp($diffres);
2378: if ($diffres) {
2379: copy("$apache2_mods_available_dir/status.conf","$apache2_mods_available_dir/status.conf.original");
2380: } else {
2381: $skipstatus = 1;
2382: }
2383: }
2384: }
2385: unless ($skipstatus) {
2386: if (-e $stdstatus) {
2387: print_and_log(&mt('Copying loncapa [_1] file to [_2],',"'status.conf'","'/etc/apache2/mods-available/status.conf'")."\n");
2388: copy($stdstatus,$sitestatus);
2389: chmod(0644,$sitestatus);
2390: }
2391: }
1.28 raeburn 2392: }
1.1 raeburn 2393: print_and_log("\n");
2394: }
2395:
2396: ###########################################################
2397: ##
2398: ## openSuSE/SLES Copy apache2 config files:
2399: ## default-server.conf, uid.conf, /etc/sysconfig/apache2
2400: ## and create symlink from /srv/www/conf to /etc/apache2
2401: ##
2402: ###########################################################
2403:
2404: sub copy_apache2_suseconf {
1.45.2.1 raeburn 2405: my ($instdir,$distro) = @_;
2406: my ($name,$version) = ($distro =~ /^(suse|sles)([\d\.]+)$/);
2407: my $conf_file = "$instdir/sles-suse/default-server.conf";
2408: if (($name eq 'sles') && ($version >= 12)) {
2409: $conf_file = "$instdir/sles-suse/apache2.4/default-server.conf";
2410: }
1.1 raeburn 2411: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',
2412: "'default-server.conf'",
2413: "'/etc/apache2/default-server.conf'")."\n");
2414: if (!-e "/etc/apache2/default-server.conf.original") {
2415: copy "/etc/apache2/default-server.conf","/etc/apache2/default-server.conf.original";
2416: }
1.45.2.1 raeburn 2417: copy $conf_file,"/etc/apache2/default-server.conf";
1.5 raeburn 2418: chmod(0444,"/etc/apache2/default-server.conf");
1.1 raeburn 2419: # Make symlink for conf directory (included in loncapa_apache.conf)
2420: my $can_symlink = (eval { symlink('/etc/apache2','/srv/www/conf'); }, $@ eq '');
2421: if ($can_symlink) {
2422: &print_and_log(&mt('Symlink created for [_1] to [_2].',
2423: "'/srv/www/conf'","'/etc/apache2'")."\n");
2424: } else {
2425: &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");
2426: }
2427: ©_apache2_conf_files($instdir);
1.45.2.1 raeburn 2428: ©_sysconfig_apache2_file($instdir,$name,$version);
1.1 raeburn 2429: print_and_log("\n");
2430: }
2431:
2432: ###############################################
2433: ##
2434: ## Modify uid.conf
2435: ##
2436: ###############################################
2437: sub copy_apache2_conf_files {
2438: my ($instdir) = @_;
2439: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',
2440: "'uid.conf'","'/etc/apache2/uid.conf'")."\n");
2441: if (!-e "/etc/apache2/uid.conf.original") {
2442: copy "/etc/apache2/uid.conf","/etc/apache2/uid.conf.original";
2443: }
1.9 raeburn 2444: copy "$instdir/sles-suse/uid.conf","/etc/apache2/uid.conf";
1.5 raeburn 2445: chmod(0444,"/etc/apache2/uid.conf");
1.1 raeburn 2446: }
2447:
2448: ###############################################
2449: ##
2450: ## Modify /etc/sysconfig/apache2
2451: ##
2452: ###############################################
2453: sub copy_sysconfig_apache2_file {
1.45.2.1 raeburn 2454: my ($instdir,$name,$version) = @_;
1.1 raeburn 2455: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'sysconfig/apache2'","'/etc/sysconfig/apache2'")."\n");
2456: if (!-e "/etc/sysconfig/apache2.original") {
2457: copy "/etc/sysconfig/apache2","/etc/sysconfig/apache2.original";
2458: }
1.45.2.1 raeburn 2459: my $sysconf_file = "$instdir/sles-suse/sysconfig_apache2";
2460: if (($name eq 'sles') && ($version >= 12)) {
2461: $sysconf_file = "$instdir/sles-suse/apache2.4/sysconfig_apache2";
2462: }
2463: copy $sysconf_file,"/etc/sysconfig/apache2";
1.5 raeburn 2464: chmod(0444,"/etc/sysconfig/apache2");
1.1 raeburn 2465: }
2466:
2467: ###############################################
2468: ##
2469: ## Add/Modify /etc/insserv/overrides
2470: ##
2471: ###############################################
2472:
2473: sub update_SuSEfirewall2_setup {
2474: my ($instdir) = @_;
2475: print_and_log(&mt('Copying the LON-CAPA [_1] to [_2].',"'SuSEfirewall2_setup'","'/etc/insserv/overrides/SuSEfirewall2_setup'")."\n");
2476: if (!-e "/etc/insserv/overrides/SuSEfirewall2_setup") {
2477: if (!-d "/etc/insserv") {
2478: mkdir("/etc/insserv",0755);
2479: }
2480: if (!-d "/etc/insserv/overrides") {
2481: mkdir("/etc/insserv/overrides",0755);
2482: }
2483: } elsif (!-e "/etc/insserv/overrides/SuSEfirewall2_setup.original") {
2484: copy "/etc/insserv/overrides/SuSEfirewall2_setup","/etc/insserv/overrides/SuSEfirewall2_setup.original"
2485: }
1.9 raeburn 2486: copy "$instdir/sles-suse/SuSEfirewall2_setup","/etc/insserv/overrides/SuSEfirewall2_setup";
1.5 raeburn 2487: chmod(0444,"/etc/insserv/overrides/SuSEfirewall2_setup");
2488: }
2489:
2490: sub get_iptables_rules {
2491: my ($distro,$instdir,$apachefw) = @_;
2492: my (@fwchains,@ports);
2493: if (&firewall_is_active()) {
2494: my $iptables = &get_pathto_iptables();
2495: if ($iptables ne '') {
2496: @fwchains = &get_fw_chains($iptables,$distro);
2497: }
2498: }
2499: if (ref($apachefw) eq 'HASH') {
2500: foreach my $service ('http','https') {
2501: unless ($apachefw->{$service}) {
2502: push (@ports,$service);
2503: }
2504: }
2505: } else {
2506: @ports = ('http','https');
2507: }
2508: if (@ports == 0) {
2509: return;
2510: }
2511: my $ask_to_enable;
2512: if (-e "/etc/iptables.loncapa.rules") {
1.9 raeburn 2513: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/iptables.loncapa.rules /etc/iptables.loncapa.rules |")) {
1.5 raeburn 2514: my $diffres = <PIPE>;
2515: close(PIPE);
2516: chomp($diffres);
2517: if ($diffres) {
2518: print &mt('Warning: [_1] exists but differs from LON-CAPA supplied file.','/etc/iptables.loncapa.rules')."\n";
2519: }
2520: } else {
2521: print &mt('Error: unable to open [_1] to compare contents with LON-CAPA supplied file.','/etc/iptables.loncapa.rules')."\n";
2522: }
2523: } else {
1.9 raeburn 2524: if (-e "$instdir/debian-ubuntu/iptables.loncapa.rules") {
2525: copy "$instdir/debian-ubuntu/iptables.loncapa.rules","/etc/iptables.loncapa.rules";
1.5 raeburn 2526: chmod(0600,"/etc/iptables.loncapa.rules");
2527: }
2528: }
2529: if (-e "/etc/iptables.loncapa.rules") {
2530: if (-e "/etc/network/if-pre-up.d/iptables") {
1.9 raeburn 2531: if (open(PIPE, "diff --brief $instdir/debian-ubuntu/iptables /etc/network/if-pre-up/iptables |")) {
1.5 raeburn 2532: my $diffres = <PIPE>;
2533: close(PIPE);
2534: chomp($diffres);
2535: if ($diffres) {
2536: print &mt('Warning: [_1] exists but differs from LON-CAPA supplied file.','/etc/network/if-pre-up.d/iptables')."\n";
2537: }
2538: } else {
2539: print &mt('Error: unable to open [_1] to compare contents with LON-CAPA supplied file.','/etc/network/if-pre-up.d/iptables')."\n";
2540: }
2541: } else {
1.9 raeburn 2542: copy "$instdir/debian-ubuntu/iptables","/etc/network/if-pre-up.d/iptables";
1.5 raeburn 2543: chmod(0755,"/etc/network/if-pre-up.d/iptables");
2544: 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'));
2545: $ask_to_enable = 1;
2546: }
2547: }
2548: return $ask_to_enable;
1.1 raeburn 2549: }
2550:
2551: sub download_loncapa {
2552: my ($instdir,$lctarball) = @_;
2553: my ($have_tarball,$updateshown);
2554: if (! -e "$instdir/$lctarball") {
2555: print_and_log(&mt('Retrieving LON-CAPA source files from: [_1]',
2556: 'http://install.loncapa.org')."\n");
2557: system("wget http://install.loncapa.org/versions/$lctarball ".
2558: "2>/dev/null 1>/dev/null");
2559: if (! -e "./$lctarball") {
2560: print &mt('Unable to retrieve LON-CAPA source files from: [_1].',
2561: "http://install.loncapa.org/versions/$lctarball")."\n";
2562: } else {
2563: $have_tarball = 1;
2564: }
2565: print_and_log("\n");
2566: } else {
2567: $have_tarball = 1;
2568: print_and_log("
2569: ------------------------------------------------------------------------
2570:
2571: ".&mt('You seem to have a version of loncapa-current.tar.gz in [_1]',$instdir)."\n".
2572: &mt('This copy will be used and a new version will NOT be downloaded.')."\n".
2573: &mt('If you wish, you may download a new version by executing:')."
2574:
1.2 raeburn 2575: wget http://install.loncapa.org/versions/loncapa-current.tar.gz
1.1 raeburn 2576:
2577: ------------------------------------------------------------------------
2578: ");
2579: }
2580:
2581: ##
2582: ## untar loncapa.tar.gz
2583: ##
2584: if ($have_tarball) {
2585: print_and_log(&mt('Extracting LON-CAPA source files')."\n");
2586: writelog(`cd ~root; tar zxf $instdir/$lctarball`);
2587: print_and_log("\n");
2588: print &mt('LON-CAPA source files extracted.')."\n".
2589: &mt('It remains for you to execute the following commands:')."
2590:
1.45.2.7 raeburn 2591: cd /root/loncapa-X.Y.Z (X.Y.Z should correspond to a version number like '2.11.3')
1.1 raeburn 2592: ./UPDATE
2593:
2594: ".&mt('If you have any trouble, please see [_1] and [_2]',
2595: 'http://install.loncapa.org/','http://help.loncapa.org/')."\n";
2596: $updateshown = 1;
2597: }
2598: return ($have_tarball,$updateshown);
2599: }
2600:
2601: close LOG;
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