From 08739a2a5a7a13110fff7e9ca79b8121764ebba4 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Mon, 10 Aug 2015 18:56:19 +0200
Subject: [PATCH] Allow bumping an entire evaluation to the front of the queue

This is mostly useful if we need to prioritize (say) a nixos-stable
eval that has some critical security bug fix.
---
 src/lib/Hydra/Controller/JobsetEval.pm | 13 +++++++++++++
 src/root/jobset-eval.tt                | 11 +++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/lib/Hydra/Controller/JobsetEval.pm b/src/lib/Hydra/Controller/JobsetEval.pm
index b5314029..c0b5b0c9 100644
--- a/src/lib/Hydra/Controller/JobsetEval.pm
+++ b/src/lib/Hydra/Controller/JobsetEval.pm
@@ -187,6 +187,19 @@ sub restart_aborted : Chained('eval') PathPart('restart-aborted') Args(0) {
 }
 
 
+sub bump : Chained('eval') PathPart('bump') Args(0) {
+    my ($self, $c) = @_;
+    requireProjectOwner($c, $c->stash->{eval}->project); # FIXME: require admin?
+    my $builds = $c->stash->{eval}->builds->search({ finished => 0 });
+    my $n = $builds->count();
+    $c->model('DB')->schema->txn_do(sub {
+        $builds->update({globalpriority => time()});
+    });
+    $c->flash->{successMsg} = "$n builds have been bumped to the front of the queue.";
+    $c->res->redirect($c->uri_for($c->controller('JobsetEval')->action_for('view'), $c->req->captures));
+}
+
+
 # Hydra::Base::Controller::NixChannel needs this.
 sub nix : Chained('eval') PathPart('channel') CaptureArgs(0) {
     my ($self, $c) = @_;
diff --git a/src/root/jobset-eval.tt b/src/root/jobset-eval.tt
index 48b44e87..3a090a77 100644
--- a/src/root/jobset-eval.tt
+++ b/src/root/jobset-eval.tt
@@ -47,8 +47,15 @@ c.uri_for(c.controller('JobsetEval').action_for('view'),
       <ul class="dropdown-menu">
         <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('release'), [eval.id]) %]">Create a release from this evaluation</a></li>
         <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('create_jobset'), [eval.id]) %]">Create a jobset from this evaluation</a></li>
-        <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('cancel'), [eval.id]) %]">Cancel all scheduled builds</a></li>
-        <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('restart_aborted'), [eval.id]) %]">Restart all aborted builds</a></li>
+        [% IF unfinished.size > 0 %]
+          <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('cancel'), [eval.id]) %]">Cancel all scheduled builds</a></li>
+        [% END %]
+        [% IF aborted.size > 0 %]
+          <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('restart_aborted'), [eval.id]) %]">Restart all aborted builds</a></li>
+        [% END %]
+        [% IF unfinished.size > 0 %]
+          <li><a href="[% c.uri_for(c.controller('JobsetEval').action_for('bump'), [eval.id]) %]">Bump builds to front of queue</a></li>
+        [% END %]
       </ul>
     </li>
   [% END %]