* Make img plugin not fail immediately if Image::Magick is not available.

[git.ikiwiki.info.git] / IkiWiki / Wrapper.pm

diff --git a/IkiWiki/Wrapper.pm b/IkiWiki/Wrapper.pm
index 238f71a91bdc28360e6a0910b1d391c8d45e25d0..8c363cc11219111db798fa8b8704a3571519b352 100644 (file)
--- a/IkiWiki/Wrapper.pm
+++ b/IkiWiki/Wrapper.pm
@@ -4,6 +4,7 @@ use warnings;
 use strict;
 use Cwd q{abs_path};
 use Data::Dumper;
 use strict;
 use Cwd q{abs_path};
 use Data::Dumper;

+use IkiWiki;

 
 package IkiWiki;
 
 
 package IkiWiki;
 


@@ -12,23 +13,22 @@ sub gen_wrapper () { #{{{
        $config{destdir}=abs_path($config{destdir});
        my $this=abs_path($0);
        if (! -x $this) {
        $config{destdir}=abs_path($config{destdir});
        my $this=abs_path($0);
        if (! -x $this) {

-               error("$this doesn't seem to be executable");
+               error(sprintf(gettext("%s doesn't seem to be executable"), $this));

        }
 
        if ($config{setup}) {
        }
 
        if ($config{setup}) {

-               error("cannot create a wrapper that uses a setup file");
+               error(gettext("cannot create a wrapper that uses a setup file"));

        }
        my $wrapper=possibly_foolish_untaint($config{wrapper});
        if (! defined $wrapper || ! length $wrapper) {
        }
        my $wrapper=possibly_foolish_untaint($config{wrapper});
        if (! defined $wrapper || ! length $wrapper) {

-               error("wrapper filename not specified");
+               error(gettext("wrapper filename not specified"));

        }
        delete $config{wrapper};
        
        my @envsave;
        push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI
                       CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE
        }
        delete $config{wrapper};
        
        my @envsave;
        push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI
                       CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE

-                      HTTP_COOKIE} if $config{cgi};
-       push @envsave, qw{REV} if $config{svn};
+                      HTTP_COOKIE REMOTE_USER} if $config{cgi};

        my $envsave="";
        foreach my $var (@envsave) {
                $envsave.=<<"EOF"
        my $envsave="";
        foreach my $var (@envsave) {
                $envsave.=<<"EOF"


@@ -36,17 +36,37 @@ sub gen_wrapper () { #{{{
                asprintf(&newenviron[i++], "%s=%s", "$var", s);
 EOF
        }
                asprintf(&newenviron[i++], "%s=%s", "$var", s);
 EOF
        }

+       if ($config{rcs} eq "svn" && $config{notify}) {
+               # Support running directly as hooks/post-commit by passing
+               # $2 in REV in the environment.
+               $envsave.=<<"EOF"
+       if (argc == 3)
+               asprintf(&newenviron[i++], "REV=%s", argv[2]);
+       else if ((s=getenv("REV")))
+               asprintf(&newenviron[i++], "%s=%s", "REV", s);
+EOF
+       }
+       if ($config{rcs} eq "tla" && $config{notify}) {
+               $envsave.=<<"EOF"
+       if ((s=getenv("ARCH_VERSION")))
+               asprintf(&newenviron[i++], "%s=%s", "ARCH_VERSION", s);
+EOF
+       }

        
        $Data::Dumper::Indent=0; # no newlines
        my $configstring=Data::Dumper->Dump([\%config], ['*config']);
        $configstring=~s/\\/\\\\/g;
        $configstring=~s/"/\\"/g;
        
        $Data::Dumper::Indent=0; # no newlines
        my $configstring=Data::Dumper->Dump([\%config], ['*config']);
        $configstring=~s/\\/\\\\/g;
        $configstring=~s/"/\\"/g;

+       $configstring=~s/\n/\\\n/g;

        
        

-       open(OUT, ">$wrapper.c") || error("failed to write $wrapper.c: $!");;
+       #translators: The first parameter is a filename, and the second is
+       #translators: a (probably not translated) error message.
+       open(OUT, ">$wrapper.c") || error(sprintf(gettext("failed to write %s: %s"), "$wrapper.c", $!));;

        print OUT <<"EOF";
 /* A wrapper for ikiwiki, can be safely made suid. */
 #define _GNU_SOURCE
 #include <stdio.h>
        print OUT <<"EOF";
 /* A wrapper for ikiwiki, can be safely made suid. */
 #define _GNU_SOURCE
 #include <stdio.h>

+#include <sys/types.h>

 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>


@@ -56,7 +76,7 @@ extern char **environ;
 int main (int argc, char **argv) {
        /* Sanitize environment. */
        char *s;
 int main (int argc, char **argv) {
        /* Sanitize environment. */
        char *s;

-       char *newenviron[$#envsave+4];
+       char *newenviron[$#envsave+5];

        int i=0;
 $envsave
        newenviron[i++]="HOME=$ENV{HOME}";
        int i=0;
 $envsave
        newenviron[i++]="HOME=$ENV{HOME}";


@@ -64,6 +84,11 @@ $envsave
        newenviron[i]=NULL;
        environ=newenviron;
 
        newenviron[i]=NULL;
        environ=newenviron;
 

+       if (setregid(getegid(), -1) != 0 || setreuid(geteuid(), -1) != 0) {
+               perror("failed to drop real uid/gid");
+               exit(1);
+       }
+

        execl("$this", "$this", NULL);
        perror("failed to run $this");
        exit(1);
        execl("$this", "$this", NULL);
        perror("failed to run $this");
        exit(1);


@@ -71,14 +96,17 @@ $envsave
 EOF
        close OUT;
        if (system("gcc", "$wrapper.c", "-o", $wrapper) != 0) {
 EOF
        close OUT;
        if (system("gcc", "$wrapper.c", "-o", $wrapper) != 0) {

-               error("failed to compile $wrapper.c");
+               #translators: The parameter is a C filename.
+               error(sprintf(gettext("failed to compile %s"), "$wrapper.c"));

        }
        unlink("$wrapper.c");
        if (defined $config{wrappermode} &&
            ! chmod(oct($config{wrappermode}), $wrapper)) {
                error("chmod $wrapper: $!");
        }
        }
        unlink("$wrapper.c");
        if (defined $config{wrappermode} &&
            ! chmod(oct($config{wrappermode}), $wrapper)) {
                error("chmod $wrapper: $!");
        }

-       print "successfully generated $wrapper\n";
+       #translators: The parameter is a filename.
+       printf(gettext("successfully generated %s"), $wrapper);
+       print "\n";

 } #}}}
 
 1
 } #}}}
 
 1