ikiwiki-mass-rebuild

   1 #!/usr/bin/perl
   2 use warnings;
   3 use strict;
   4
   5 my $etcfile="/etc/ikiwiki/wikilist";
   6
   7 sub root {
   8         $> == 0;
   9 }
  10
  11 sub username {
  12         (getpwuid($>))[0];
  13 }
  14
  15 sub processline {
  16         my $setup=shift;
  17
  18         if (! -f "$setup") {
  19                 print STDERR "warning: $setup does not exist, skipping\n";
  20                 return;
  21         }
  22         print "Processing $setup as user ".username()." ...\n";
  23         my $ret=system("ikiwiki", "-setup", $setup, @ARGV);
  24         if ($ret != 0) {
  25                 print STDERR "warning: processing $setup failed with code $ret\n";
  26         }
  27 }
  28
  29 my %users;
  30 sub processuser {
  31         my $user=shift;
  32         return if $user=~/^-/ || $users{$user};
  33         $users{$user}=1;
  34         my $ret=system("su", $user, "-s", "/bin/sh", "-c", "--", "$0 --nonglobal @ARGV");
  35         if ($ret != 0) {
  36                 print STDERR "warning: processing for $user failed with code $ret\n";
  37         }
  38 }
  39
  40 sub processlist {
  41         my $file=shift;
  42
  43         return unless -e $file;
  44
  45         my $list;
  46         open ($list, "<$file") || die "$file: $!";
  47         while (<$list>) {
  48                 chomp;
  49                 s/^\s+//;
  50                 s/\s+$//;
  51                 next if /^#/ || ! length;
  52                 if (/^([-\w]+)\s+([^\s]+)$/) {
  53                         my $user=$1;
  54                         my $setup=$2;
  55                         if (root()) {
  56                                 processuser($user);
  57                         }
  58                         else {
  59                                 if (username() eq $user) {
  60                                         processline($setup);
  61                                 }
  62                         }
  63                 }
  64                 elsif (/^([-\w]+)$/) {
  65                         my $user=$1;
  66                         if (root()) {
  67                                 processuser($user);
  68                         }
  69                         else {
  70                                 my $home=(getpwnam($user))[7];
  71                                 if (defined $home && -d $home) {
  72                                         my $dotfile="$home/.ikiwiki/wikilist";
  73                                         processlist($dotfile);
  74                                 }
  75                         }
  76                 }
  77         }
  78         close $list;
  79 }
  80
  81 if (@ARGV && $ARGV[0] eq "--nonglobal") {
  82         shift;
  83         # avoid recursively processing if the wikilist file has a root
  84         # user in it
  85         if (root()) {
  86                 exit 1;
  87         }
  88 }
  89
  90 processlist($etcfile);