1 The ikiwiki-mass-rebuild utility fails to drop privileges and fails to execute ikiwiki on FreeBSD.
3 The solution is to set the effective UID after setting the real UID, and to set $PATH in the environment before calling exec().
5 > Why does the PATH need to be reset? --[[Joey]]
7 > > It doesn't - it needs to be set. The line with `%ENV=();` clears the environment, thus no `$PATH` is set. --[[HenrikBrixAndersen]]
9 > > > I guess it shouldn't clear it then. Both [[done]] --[[Joey]]
13 --- ikiwiki-mass-rebuild.orig 2007-08-15 22:21:59.000000000 +0200
14 +++ ikiwiki-mass-rebuild 2007-10-25 13:04:10.000000000 +0200
15 @@ -22,13 +22,14 @@ sub processline {
16 my ($uuid, $ugid) = (getpwnam($user))[2, 3];
22 if ($< != $uuid || $> != $uuid || $( != $ugid || $) ne "$ugid $ugid") {
23 die "failed to drop permissions to $user";
26 $ENV{HOME}=(getpwnam($user))[7];
27 + $ENV{PATH}="/usr/bin:/usr/local/bin";
28 exec("ikiwiki", "-setup", $setup, @ARGV);
29 die "failed to run ikiwiki: $!";