Annotation of doc/loncapafiles/sanitycheck.piml, revision 1.14
1.4 harris41 1: <!DOCTYPE piml PUBLIC "-//TUX/DTD piml 1.0 Final//EN"
2: "http://lpml.sourceforge.net/DTD/piml.dtd">
1.1 harris41 3: <!-- sanitycheck.piml -->
4:
1.14 ! matthew 5: <!-- $Id: sanitycheck.piml,v 1.13 2003/02/03 18:03:51 harris41 Exp $ -->
1.1 harris41 6:
7: <!--
8:
9: This file is part of the LearningOnline Network with CAPA (LON-CAPA).
10:
11: LON-CAPA is free software; you can redistribute it and/or modify
12: it under the terms of the GNU General Public License as published by
13: the Free Software Foundation; either version 2 of the License, or
14: (at your option) any later version.
15:
16: LON-CAPA is distributed in the hope that it will be useful,
17: but WITHOUT ANY WARRANTY; without even the implied warranty of
18: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19: GNU General Public License for more details.
20:
21: You should have received a copy of the GNU General Public License
22: along with LON-CAPA; if not, write to the Free Software
23: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24:
25: /home/httpd/html/adm/gpl.txt
26:
27: http://www.lon-capa.org/
28:
29: -->
30:
31: <piml>
32: <targetroot>/</targetroot>
33: <files>
1.12 harris41 34: <file>
35: <target dist='default'>/etc/hosts</target>
36: <perlscript mode='fg'>
37: unless
38: (-e '<TARGET />') # Does file exist?
39: {
40: print("**** ERROR **** Missing <TARGET />\n");
41: }
42: else
43: {
44: my $numentries = `grep -v '^#' <TARGET /> | grep -c '[[:alpha:]]'`;
45: if ($numentries == 1)
46: {
47: print("**** ERROR **** Malformatted <TARGET />\n");
48: print("<TARGET /> typically should have at least two entries, ".
49: "e.g.:\n");
50: print("127.0.0.1 localhost.localdomain localhost\n");
51: print("35.8.63.26 s16.lite.msu.edu s16\n");
52: print("The <TARGET /> file on your machine looks like it was \n".
53: "messed up due to a common bug with RedHat installations.\n".
54: "(This weird bug is RedHat's fault, not LON-CAPA's.)\n");
55: print("Please read the man pages about \"hosts\" and fix your\n".
56: "<TARGET /> file.\n");
57: }
58: }
59: </perlscript>
60: </file>
1.6 harris41 61: <file>
62: <target dist='default'>/var/lib/mysql/mysql.sock</target>
63: <perlscript mode='fg'>
64: unless
65: (-e '<TARGET />') # Does file exist?
66: {
67: print("**** ERROR **** Missing <TARGET />\n");
68: }
69: else # It exists, so look at the file metadata more closely.
70: {
71: my @s = stat('<TARGET />');
72: my $uid = $s[4];
73: my $mode = $s[2];
74: my $web_uid = getpwnam('www');
75: my $smode = sprintf("%04o",$mode & 07777);
76:
77: if ($uid ne $web_uid) # If file owned by someone else other than www.
78: {
1.14 ! matthew 79: print('**** WARNING **** <TARGET /> should be owned by'.
1.6 harris41 80: ' www.'."\n".'Try these commands to make things right:'."\n".
1.8 matthew 81: 'chown www:www <TARGET />'."\n".
82: 'chmod a-rwx,u+rwx <TARGET />'."\n");
1.6 harris41 83: }
1.7 harris41 84: else # Check permissions on the file to make sure it is private to www.
1.6 harris41 85: {
86: $smode =~ /^.(.)..$/;
87: my $wflag = $1;
1.7 harris41 88: if ($wflag != 7) # Can www use this socket? (Hope so!)
1.6 harris41 89: {
1.14 ! matthew 90: print('**** WARNING **** '.
1.6 harris41 91: '<TARGET /> should be user "rwx" (by'.
92: ' www).'."\n".'Try these commands to make things right:'."\n".
1.8 matthew 93: 'chown www:www <TARGET />'."\n".
94: 'chmod a-rwx,u+rwx <TARGET />'."\n");
1.6 harris41 95: }
96: $smode=~/^..(..)$/;
97: $wflag=$1;
1.7 harris41 98: if ($wflag ne "00") # Can others use this socket? (Hope not!)
1.6 harris41 99: {
1.14 ! matthew 100: print('**** WARNING **** '.
1.6 harris41 101: '<TARGET /> should not be group or everybody accessible'.
102: '.'."\n".'Try these commands to make things right:'."\n".
1.8 matthew 103: 'chown www:www <TARGET />'."\n".
104: 'chmod a-rwx,u+rwx <TARGET />'."\n");
1.6 harris41 105: }
106: }
107: }
108: </perlscript>
109: </file>
1.1 harris41 110: <file>
111: <target dist='default'>/etc/httpd/conf/loncapa.conf</target>
112: <perlscript mode='fg'>
113: open IN, "<<TARGET />";
114: my $hbug=-1;
115: my $dbug=-1;
116: while (<IN>) {
117: if (/PerlSetVar\s+lonHostID\s+(\S+)/) {
118: my $v=$1;
119: $hbug=0;
120: $hbug=1 if $v=~/\W/;
121: $hbug=1 if $v=~/\_/;
122: }
123: if (/PerlSetVar\s+lonDefDomain\s+(\S+)/) {
124: my $v=$1;
125: $dbug=0;
126: $dbug=1 if $v=~/\W/;
127: $dbug=1 if $v=~/\_/;
1.5 harris41 128: # Avoid namespace conflicts under the web server's DocumentRoot.
129: my @badnames=('raw','userfiles','priv','adm','uploaded');
130: foreach my $bad (@badnames) {
131: $dbug=1 if $v eq $bad;
132: }
1.1 harris41 133: }
134: }
135: if ($hbug) {
136: print "**** ERROR **** <TARGET /> has invalid lonHostID\n";
137: }
138: if ($dbug) {
139: print "**** ERROR **** <TARGET /> has invalid lonDefDomain\n";
140: }
141: </perlscript>
142: </file>
143: <file>
144: <target dist='default'>/home/httpd/lonTabs/hosts.tab</target>
145: open IN, "<<TARGET />";
146: my $rbug=0;
147: my $dbug=0;
148: my $sbug=0;
149: my $fbug=0;
150: while (<IN>) {
1.10 matthew 151: next if (/^(\#|\s*$)/);
1.1 harris41 152: if (/\S/) {
153: $rbug=1 if /\r/;
154: my @a=split(/\:/,$_);
155: $dbug=1 if $a[0]=~/\W/;
156: $dbug=1 if $a[0]=~/\_/;
157: $dbug=1 if $a[1]=~/\_/;
158: $dbug=1 if $a[1]=~/\W/;
1.3 albertel 159: $fbug=1 if (@a<5 || @a>6);
160: my $expr='\s.+$';
161: $sbug=1 if ($a[0] =~ /$expr/ ||
162: $a[1] =~ /$expr/ ||
163: $a[2] =~ /$expr/ ||
164: $a[3] =~ /$expr/ ||
165: $a[4] =~ /$expr/ )
166: ;
1.1 harris41 167: }
168: }
169: close IN;
170: if ($rbug) {
171: print "**** ERROR **** <TARGET /> is DOS-formatted\n";
172: }
173: if ($dbug) {
174: print "**** ERROR **** <TARGET /> has invalid host id or domain id\n";
175: }
176: if ($fbug) {
1.3 albertel 177: print "**** ERROR **** <TARGET /> is lacking 5 or 6 columns for every row\n";
1.1 harris41 178: }
179: if ($sbug) {
180: print "**** ERROR **** <TARGET /> has illegal whitespace character\n";
181: }
182: </file>
183: <file>
184: <target dist='default'>/home/httpd/lonTabs/spare.tab</target>
185: open IN, "<<TARGET />";
186: my $rbug=0;
187: my $dbug=0;
188: my $sbug=0;
189: while (<IN>) {
190: if (/\S/) {
191: $rbug=1 if /\r/;
192: $dbug=1 if $_=~/\W.*\n$/;
193: $dbug=1 if $_=~/\_/;
194: $sbug=1 if /\s.+$/;
195: }
196: }
197: close IN;
198: if ($rbug) {
199: print "**** ERROR **** <TARGET /> is DOS-formatted\n";
200: }
201: if ($dbug) {
202: print "**** ERROR **** <TARGET /> has invalid host id\n";
203: }
204: if ($sbug) {
205: print "**** ERROR **** <TARGET /> has illegal whitespace character\n";
206: }
207: </file>
208: </files>
209: </piml>
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