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hydra-update-gc-roots: Get Builds and BuildOutputs in the same query

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This greatly reduces the number of roundtrips to the database.
This commit is contained in:
Eelco Dolstra 2015-06-11 14:09:50 +02:00
parent 9989a90e99
commit 672bbb1c67
1 changed files with 8 additions and 5 deletions
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13
src/script/hydra-update-gc-roots
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@ -22,7 +22,10 @@ sub addRoot {
} }
my @columns = ( "id", "project", "jobset", "job", "system", "finished", "drvpath", "timestamp", "buildstatus" ); my @columns =
( "id", "project", "jobset", "job", "system", "finished", "drvpath", "timestamp", "buildstatus"
, { "outpaths" => \ "(select string_agg(path, ' ') from BuildOutputs where build = me.id)" }
);
my %seenBuilds; my %seenBuilds;
@ -35,11 +38,11 @@ sub keepBuild {
$build->system, "; ", $build->system, "; ",
strftime("%Y-%m-%d %H:%M:%S", localtime($build->timestamp)), ")\n"; strftime("%Y-%m-%d %H:%M:%S", localtime($build->timestamp)), ")\n";
if ($build->finished && ($build->buildstatus == 0 || $build->buildstatus == 6)) { if ($build->finished && ($build->buildstatus == 0 || $build->buildstatus == 6)) {
foreach my $out ($build->buildoutputs->all) { foreach my $path (split / /, $build->get_column('outpaths')) {
if (isValidPath($out->path)) { if (isValidPath($path)) {
addRoot $out->path; addRoot $path;
} else { } else {
print STDERR " warning: output ", $out->path, " has disappeared\n" if $build->finished; print STDERR " warning: output ", $path, " has disappeared\n" if $build->finished;
} }
} }
} }