1: <!DOCTYPE piml PUBLIC "-//TUX/DTD piml 1.0 Final//EN"
2: "http://lpml.sourceforge.net/DTD/piml.dtd">
3: <!-- sanitycheck.piml -->
4:
5: <!-- $Id: sanitycheck.piml,v 1.41 2014/05/03 15:31:17 raeburn Exp $ -->
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>
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>
61: <file>
62: <target dist='default'>/var/lib/mysql/mysql.sock</target>
63: <target dist='suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1'>/var/run/mysql/mysql.sock</target>
64: <target dist='debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12 ubuntu14'>/var/run/mysqld/mysqld.sock</target>
65: <perlscript mode='fg'>
66: unless
67: (-e '<TARGET />') # Does file exist?
68: {
69: print("**** ERROR **** Missing <TARGET />\n");
70: }
71: <!-- Commented out by Matthew since MySQL insists on doing things its own way
72: else # It exists, so look at the file metadata more closely.
73: {
74: my @s = stat('<TARGET />');
75: my $uid = $s[4];
76: my $mode = $s[2];
77: my $web_uid = getpwnam('www');
78: my $smode = sprintf("%04o",$mode & 07777);
79:
80: if ($uid ne $web_uid) # If file owned by someone else other than www.
81: {
82: print('**** WARNING **** <TARGET /> should be owned by'.
83: ' www.'."\n".'Try these commands to make things right:'."\n".
84: 'chown www:www <TARGET />'."\n".
85: 'chmod a-rwx,u+rwx <TARGET />'."\n");
86: }
87: else # Check permissions on the file to make sure it is private to www.
88: {
89: $smode =~ /^.(.)..$/;
90: my $wflag = $1;
91: if ($wflag != 7) # Can www use this socket? (Hope so!)
92: {
93: print('**** WARNING **** '.
94: '<TARGET /> should be user "rwx" (by'.
95: ' www).'."\n".'Try these commands to make things right:'."\n".
96: 'chown www:www <TARGET />'."\n".
97: 'chmod a-rwx,u+rwx <TARGET />'."\n");
98: }
99: $smode=~/^..(..)$/;
100: $wflag=$1;
101: if ($wflag ne "00") # Can others use this socket? (Hope not!)
102: {
103: print('**** WARNING **** '.
104: '<TARGET /> should not be group or everybody accessible'.
105: '.'."\n".'Try these commands to make things right:'."\n".
106: 'chown www:www <TARGET />'."\n".
107: 'chmod a-rwx,u+rwx <TARGET />'."\n");
108: }
109: }
110: }
111: -->
112: </perlscript>
113: </file>
114: <file>
115: <target dist='default'>/etc/httpd/conf/loncapa.conf</target>
116: <target dist='sles10 sles11 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1 debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12 ubuntu14'>/etc/apache2/loncapa.conf</target>
117: <perlscript mode='fg'>
118: open IN, "<<TARGET />";
119: my $hbug=-1;
120: my $dbug=-1;
121: while (<IN>) {
122: if (/PerlSetVar\s+lonHostID\s+(\S+)/) {
123: my $v=$1;
124: $hbug=0;
125: $hbug=1 if $v=~/[^\w.\-]/;
126: $hbug=1 if $v=~/_/;
127: }
128: if (/PerlSetVar\s+lonDefDomain\s+(\S+)/) {
129: my $v=$1;
130: $dbug=0;
131: $dbug=1 if $v=~/[^\w.\-]/;
132: $dbug=1 if $v=~/_/;
133: # Avoid namespace conflicts under the web server's DocumentRoot.
134: my @badnames=('raw','userfiles','priv','adm','uploaded');
135: foreach my $bad (@badnames) {
136: $dbug=1 if $v eq $bad;
137: }
138: }
139: }
140: if ($hbug) {
141: print "**** ERROR **** <TARGET /> has invalid lonHostID\n";
142: }
143: if ($dbug) {
144: print "**** ERROR **** <TARGET /> has invalid lonDefDomain\n";
145: }
146: </perlscript>
147: </file>
148: <file>
149: <target dist='default'>/home/httpd/lonTabs/hosts.tab</target>
150: open IN, "<<TARGET />";
151: my $rbug=0;
152: my $dbug=0;
153: my $sbug=0;
154: my $fbug=0;
155: my %line;
156: my $line=0;
157: while (my $l = <IN>) {
158: $line++;
159: next if ($l=~/^(\#|\s*$)/);
160: if ($l=~/^\^/) {
161: if ($l !~ /^\^[\w.\-]/) {
162: $dns_bug = 1;
163: push(@{$line{'dns'}},$line);
164: }
165: } elsif ($l=~/\S/) {
166: if ($l=~/\r/) { $rbug=1; push(@{$line{'r'}},$line); }
167: my @a=split(/:/,$l);
168: if ($a[0]=~/[^\w\-.]/ ||
169: $a[1]=~/[^\w\-.]/ ||
170: $a[0]=~/\_/ ||
171: $a[1]=~/\_/ ) { $dbug=1; push(@{$line{'d'}},$line); }
172: if (@a<6 || @a>6) { $fbug=1; push(@{$line{'f'}},$line); }
173: my $expr='\s.+$';
174: if ($a[0] =~ /$expr/ ||
175: $a[1] =~ /$expr/ ||
176: $a[2] =~ /$expr/ ||
177: $a[3] =~ /$expr/ ) { $sbug=1; push(@{$line{'s'}},$line); }
178: ;
179: }
180: }
181: close IN;
182: if ($rbug) {
183: print "**** ERROR **** <TARGET /> is DOS-formatted (lines ".join(', ',@{$line{'r'}}).")\n";
184: }
185: if ($dbug) {
186: print "**** ERROR **** <TARGET /> has invalid host id or domain id (lines ".join(', ',@{$line{'d'}}).")\n";
187: }
188: if ($fbug) {
189: print "**** ERROR **** <TARGET /> is lacking 6 columns for every row (lines ".join(', ',@{$line{'f'}}).")\n";
190: }
191: if ($sbug) {
192: print "**** ERROR **** <TARGET /> has illegal whitespace character (lines ".join(', ',@{$line{'s'}}).")\n";
193: }
194: if ($dns_bug) {
195: print "**** ERROR **** <TARGET /> host.tab server entry has characters (lines ".join(', ',@{$line{'dns'}}).")\n";
196: }
197: </file>
198: <file>
199: <target dist='default'>/home/httpd/lonTabs/spare.tab</target>
200: open IN, "<<TARGET />";
201: my $rbug=0;
202: my $dbug=0;
203: my $sbug=0;
204: while (my $line = <IN>) {
205: if ($line =~ /\S/) {
206: $rbug=1 if $line=~/\r/;
207: if ($line =~ /\W.*\n/) {
208: $dbug=$line if ($line !~/\w:(?:primary|default)$/);
209: }
210: $dbug=$line if $line=~/\_/;
211: $sbug=1 if $line=~/\s.+$/;
212: }
213: }
214: close IN;
215: if ($rbug) {
216: print "**** ERROR **** <TARGET /> is DOS-formatted\n";
217: }
218: if ($dbug) {
219: print "**** ERROR **** <TARGET /> has invalid host id ($dbug)\n";
220: }
221: if ($sbug) {
222: print "**** ERROR **** <TARGET /> has illegal whitespace character\n";
223: }
224: </file>
225: </files>
226: </piml>
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