queue runner: test notifications
Especially, test the difference in behavior of substituted and unsubstituted builds.
This commit is contained in:
Graham Christensen
Graham Christensen
parent
e45f852277
commit
cf4434bc9f
14
t/jobs/notifications.nix
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14
t/jobs/notifications.nix
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with import ./config.nix;
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{
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canbesubstituted =
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mkDerivation {
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name = "can-be-substituted";
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builder = ./empty-dir-builder.sh;
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};
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unsubstitutable =
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mkDerivation {
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name = "unsubstitutable";
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builder = ./empty-dir-builder.sh;
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};
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}
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142
t/queue-runner/notifications.t
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142
t/queue-runner/notifications.t
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use feature 'unicode_strings';
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use strict;
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use warnings;
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use JSON;
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use Setup;
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my $binarycachedir = File::Temp->newdir();
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my %ctx = test_init(
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nix_config => qq|
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experimental-features = nix-command
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substituters = file://${binarycachedir}?trusted=1
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|,
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hydra_config => q|
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use-substitutes = 1
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<runcommand>
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command = cp "$HYDRA_JSON" "$HYDRA_DATA/joboutput.json"
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</runcommand>
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|);
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require Hydra::Schema;
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require Hydra::Model::DB;
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use Test2::V0;
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# Check that hydra's queue runner sends notifications.
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#
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# The prelude to the test prebuilds one attribute and puts it in a
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# binary cache. The jobset will try to build that job plus another,
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# and we'll be able to check the behavior in both cases.
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#
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# Our test checks that the queue runner sends notifications even when the
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# build it is performing can be substituted from a configured cache.
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# To replicate this behavior we need to build an exact match of the
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# derivation, upload it to a configured binary cache, then delete it
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# locally. For completeness, we also verify that we can substitute
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# the build locally.
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subtest "Pre-build the job, upload to the cache, and then delete locally" => sub {
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my $scratchlogdir = File::Temp->newdir();
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$ENV{'NIX_LOG_DIR'} = "$scratchlogdir";
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my $outlink = "$ctx{tmpdir}/basic-canbesubstituted";
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is(system("nix-build '${ctx{jobsdir}}/notifications.nix' -A canbesubstituted --out-link '${outlink}'"), 0, "Building notifications.nix succeeded");
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is(system("nix copy --to 'file://${binarycachedir}' '${outlink}'"), 0, "Copying the closure to the binary cache succeeded");
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my $outpath = readlink($outlink);
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# Delete the store path and all of the system's garbage
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is(unlink($outlink), 1, "Deleting the GC root succeeds");
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is(system("nix log '$outpath'"), 0, "Reading the output's log succeeds");
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is(system("nix-store --delete '$outpath'"), 0, "Deleting the notifications.nix output succeeded");
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is(system("nix-collect-garbage"), 0, "Delete all the system's garbage");
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};
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subtest "Ensure substituting the job works, but reading the log fails" => sub {
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# Build the store path, with --max-jobs 0 to prevent builds
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my $outlink = "$ctx{tmpdir}/basic-canbesubstituted";
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is(system("nix-build '${ctx{jobsdir}}/notifications.nix' -A canbesubstituted --max-jobs 0 --out-link '${outlink}'"), 0, "Building notifications.nix succeeded");
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my $outpath = readlink($outlink);
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# Verify trying to read this path's log fails, since we substituted it
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isnt(system("nix log '$outpath'"), 0, "Reading the deleted output's log fails");
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# Delete the store path again and all of the store's garbage, ensuring
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# Hydra will try to build it.
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is(unlink($outlink), 1, "Deleting the GC root succeeds");
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is(system("nix-store --delete '$outpath'"), 0, "Deleting the basic output succeeded");
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is(system("nix-collect-garbage"), 0, "Delete all the system's garbage");
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};
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my $db = Hydra::Model::DB->new;
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hydra_setup($db);
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my $jobset = createBaseJobset("queue-runner-notifs", "notifications.nix", $ctx{jobsdir});
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my $dbh = $db->storage->dbh;
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$dbh->do("listen build_started");
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$dbh->do("listen build_finished");
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$dbh->do("listen step_finished");
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subtest "Evaluation of the jobset" => sub {
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ok(evalSucceeds($jobset), "Evaluation should exit with return code 0");
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is(nrQueuedBuildsForJobset($jobset), 2, "Evaluation should result in 2 builds");
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};
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my @builds = queuedBuildsForJobset($jobset);
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subtest "Build: substitutable, canbesubstituted" => sub {
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my ($build) = grep { $_->nixname eq "can-be-substituted" } @builds;
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ok(runBuild($build), "Build should exit with code 0");
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my $newbuild = $db->resultset('Builds')->find($build->id);
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is($newbuild->finished, 1, "Build should be finished.");
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is($newbuild->buildstatus, 0, "Build should have buildstatus 0.");
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# Verify that hydra-notify will process this job, even if hydra-notify isn't
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# running at the time.
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isnt($newbuild->notificationpendingsince, undef, "The build has a pending notification");
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subtest "First notification: build_finished" => sub {
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my ($channelName, $pid, $payload) = @{$dbh->func("pg_notifies")};
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is($channelName, "build_finished", "The event is for the build finishing");
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is($payload, $build->id, "The payload is the build's ID");
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};
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};
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subtest "Build: not substitutable, unsubstitutable" => sub {
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my ($build) = grep { $_->nixname eq "unsubstitutable" } @builds;
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ok(runBuild($build), "Build should exit with code 0");
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my $newbuild = $db->resultset('Builds')->find($build->id);
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is($newbuild->finished, 1, "Build should be finished.");
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is($newbuild->buildstatus, 0, "Build should have buildstatus 0.");
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# Verify that hydra-notify will process this job, even if hydra-notify isn't
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# running at the time.
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isnt($newbuild->notificationpendingsince, undef, "The build has a pending notification");
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subtest "First notification: build_started" => sub {
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my ($channelName, $pid, $payload) = @{$dbh->func("pg_notifies")};
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is($channelName, "build_started", "The event is for the build starting");
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is($payload, $build->id, "The payload is the build's ID");
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};
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subtest "Second notification: step_finished" => sub {
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my ($channelName, $pid, $payload) = @{$dbh->func("pg_notifies")};
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is($channelName, "step_finished", "The event is for the step finishing");
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my ($buildId, $stepNr, $logFile) = split "\t", $payload;
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is($buildId, $build->id, "The payload is the build's ID");
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is($stepNr, 1, "The payload is the build's step number");
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isnt($logFile, undef, "The log file is passed");
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};
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subtest "Third notification: build_finished" => sub {
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my ($channelName, $pid, $payload) = @{$dbh->func("pg_notifies")};
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is($channelName, "build_finished", "The event is for the build finishing");
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is($payload, $build->id, "The payload is the build's ID");
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};
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};
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done_testing;
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