* aggregate: Revert use of forking to not save state, that was not the right

  approach.

diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 736b0e0d5977c67428222c363ae29be9006fc34e..0f50fab06c6795154bff70786459a3ff474464d8 100644 (file)
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -37,30 +37,14 @@ sub checkconfig () { #{{{
                        debug("wiki is locked by another process, not aggregating");
                        exit 1;
                }
-
+       
                loadstate();
-               my @feeds=needsaggregate();
-               return unless @feeds;
-
-               # Fork a child process to handle the aggregation.
-               # The parent process will then handle building the
-               # result. This avoids messy code to clear state
-               # accumulated while aggregating.
-               defined(my $pid = fork) or error("Can't fork: $!");
-               if (! $pid) {
-                       IkiWiki::loadindex();
-                       aggregate(@feeds);
-                       expire();
-                       savestate();
-                       exit 0;
-               }
-               waitpid($pid,0);
-               if ($?) {
-                       error "aggregation failed with code $?";
-               }
-               $IkiWiki::forcerebuild{$_->{sourcepage}}=1
-                       foreach @feeds;
-               
+               IkiWiki::loadindex();
+               aggregate();
+               expire();
+               savestate();
+               clearstate();
+
                IkiWiki::unlockwiki();
        }
 } #}}}
@@ -148,7 +132,7 @@ sub loadstate () { #{{{
        return if $state_loaded;
        $state_loaded=1;
        if (-e "$config{wikistatedir}/aggregate") {
-               open(IN, "$config{wikistatedir}/aggregate") ||
+               open(IN, "<", "$config{wikistatedir}/aggregate") ||
                        die "$config{wikistatedir}/aggregate: $!";
                while (<IN>) {
                        $_=IkiWiki::possibly_foolish_untaint($_);
@@ -186,7 +170,7 @@ sub savestate () { #{{{
        error($@) if $@;
        my $newfile="$config{wikistatedir}/aggregate.new";
        my $cleanup = sub { unlink($newfile) };
-       open (OUT, ">$newfile") || error("open $newfile: $!", $cleanup);
+       open (OUT, ">", $newfile) || error("open $newfile: $!", $cleanup);
        foreach my $data (values %feeds, values %guids) {
                if ($data->{remove}) {
                        if ($data->{name}) {
@@ -228,6 +212,12 @@ sub savestate () { #{{{
                error("rename $newfile: $!", $cleanup);
 } #}}}
 
+sub clearstate () { #{{{
+       %feeds=();
+       %guids=();
+       $state_loaded=0;
+} #}}}
+
 sub expire () { #{{{
        foreach my $feed (values %feeds) {
                next unless $feed->{expireage} || $feed->{expirecount};
@@ -259,12 +249,7 @@ sub expire () { #{{{
        }
 } #}}}
 
-sub needsaggregate () { #{{{
-       return values %feeds if $config{rebuild};
-       return grep { time - $_->{lastupdate} >= $_->{updateinterval} } values %feeds;
-} #}}}
-
-sub aggregate (@) { #{{{
+sub aggregate () { #{{{
        eval q{use XML::Feed};
        error($@) if $@;
        eval q{use URI::Fetch};
@@ -272,12 +257,15 @@ sub aggregate (@) { #{{{
        eval q{use HTML::Entities};
        error($@) if $@;
 
-       foreach my $feed (@_) {
+       foreach my $feed (values %feeds) {
+               next unless $config{rebuild} || 
+                       time - $feed->{lastupdate} >= $feed->{updateinterval};
                $feed->{lastupdate}=time;
                $feed->{newposts}=0;
                $feed->{message}=sprintf(gettext("processed ok at %s"),
                        displaytime($feed->{lastupdate}));
                $feed->{error}=0;
+               $IkiWiki::forcerebuild{$feed->{sourcepage}}=1;
 
                debug(sprintf(gettext("checking feed %s ..."), $feed->{name}));
 

diff --git a/debian/changelog b/debian/changelog
index b4ff54d9f5d61c09b23381ebf1d5c24e071cae34..590c1a84e9cfbef6dbb48eb99b864f281595f543 100644 (file)
--- a/debian/changelog
+++ b/debian/changelog
@@ -6,14 +6,14 @@ ikiwiki (2.31) UNRELEASED; urgency=low
     that contributes to a page's content and using the youngest of them all,
     as well as special cases for things like the version plugin, and it's just
     too complex to do.
-  * aggregate: Forking a child broke the one state that mattered: Forcing
-    the aggregating page to be rebuilt. Fix this.
   * cgi hooks are now run before ikiwiki state is loaded.
   * This allows locking the wiki before loading state, which avoids some
     tricky locking code when saving a web edit.
   * poll: This plugin turns out to have edited pages w/o doing any locking.
     Oops. Convert it from a cgi to a sessioncgi hook, which will work
     much better.
+  * aggregate: Revert use of forking to not save state, that was not the right
+    approach.
 
  -- Joey Hess <joeyh@debian.org>  Sat, 02 Feb 2008 23:36:31 -0500