contrib/continuous: a continuous integration build manager

[git.git] / contrib / continuous / post-receive-cinotify

diff --git a/contrib/continuous/post-receive-cinotify b/contrib/continuous/post-receive-cinotify
new file mode 100644 (file)
index 0000000..b8f5a60
--- /dev/null
+++ b/contrib/continuous/post-receive-cinotify
@@ -0,0 +1,104 @@
+#!/usr/bin/perl
+#
+# A hook that notifies its companion cidaemon through a simple
+# queue file that a ref has been updated via a push (actually
+# by a receive-pack running on the server).
+#
+# See cidaemon for per-repository configuration details.
+#
+# To use this hook, add it as the post-receive hook, make it
+# executable, and set its configuration options.
+#
+
+local $ENV{PATH} = '/opt/git/bin';
+
+use strict;
+use warnings;
+use File::Spec;
+use Storable qw(retrieve nstore);
+use Fcntl ':flock';
+
+my $git_dir = File::Spec->rel2abs($ENV{GIT_DIR});
+my $queue_name = `git config --get builder.queue`;chop $queue_name;
+$queue_name =~ m,^([^\s]+)$,; $queue_name = $1; # untaint
+unless ($queue_name) {
+       1 while <STDIN>;
+       print STDERR "\nerror: builder.queue not set.  Not enqueing.\n\n";
+       exit;
+}
+my $queue_lock = "$queue_name.lock";
+
+my @skip;
+open S, "git config --get-all builder.skip|";
+while (<S>) {
+       chop;
+       push @skip, $_;
+}
+close S;
+
+my @new_branch_base;
+open S, "git config --get-all builder.newBranchBase|";
+while (<S>) {
+       chop;
+       push @new_branch_base, $_;
+}
+close S;
+
+sub skip ($)
+{
+       local $_ = shift;
+       foreach my $p (@skip) {
+               return 1 if /^$p/;
+       }
+       0;
+}
+
+open LOCK, ">$queue_lock" or die "Can't open $queue_lock: $!";
+flock LOCK, LOCK_EX;
+
+my $queue = -f $queue_name ? retrieve $queue_name : [];
+my %existing;
+foreach my $r (@$queue) {
+       my ($gd, $ref) = @$r;
+       $existing{$gd}{$ref} = $r;
+}
+
+my @new_branch_commits;
+my $loaded_new_branch_commits = 0;
+
+while (<STDIN>) {
+       chop;
+       my ($old, $new, $ref) = split / /, $_, 3;
+
+       next if $old eq $new;
+       next if $new =~ /^0{40}$/;
+       next if skip $ref;
+
+       my $r = $existing{$git_dir}{$ref};
+       if ($r) {
+               $r->[3] = $new;
+       } else {
+               if ($old =~ /^0{40}$/) {
+                       if (!$loaded_new_branch_commits && @new_branch_base) {
+                               open M,'-|','git','show-ref',@new_branch_base;
+                               while (<M>) {
+                                       ($_) = split / /, $_;
+                                       push @new_branch_commits, $_;
+                               }
+                               close M;
+                               $loaded_new_branch_commits = 1;
+                       }
+                       $old = [@new_branch_commits];
+               } else {
+                       $old = [$old];
+               }
+
+               $r = [$git_dir, $ref, $old, $new];
+               $existing{$git_dir}{$ref} = $r;
+               push @$queue, $r;
+       }
+}
+nstore $queue, $queue_name;
+
+flock LOCK, LOCK_UN;
+close LOCK;