Revision control

Line Code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
# This file is rendered via JSON-e by
# - mozilla-taskcluster - https://docs.taskcluster.net/reference/integrations/mozilla-taskcluster/docs/taskcluster-yml
# - cron tasks - taskcluster/taskgraph/cron/decision.py
# - action tasks - taskcluster/taskgraph/actions/registry.py
version: 1
tasks:
  # NOTE: support for actions in ci-admin requires that the `tasks` property be an array *before* JSON-e rendering
  # takes place.
  - $if: 'tasks_for in ["hg-push", "action", "cron"]'
    then:
      $let:
        # sometimes the push user is just `ffxbld` or the like, but we want an email-like field..
        ownerEmail: {$if: '"@" in push.owner', then: '${push.owner}', else: '${push.owner}@noreply.mozilla.org'}
        # ensure there's no trailing `/` on the repo URL
        repoUrl: {$if: 'repository.url[-1] == "/"', then: {$eval: 'repository.url[:-1]'}, else: {$eval: 'repository.url'}}
      in:
        taskId: {$if: 'tasks_for != "action"', then: '${as_slugid("decision")}'}
        taskGroupId:
          $if: 'tasks_for == "action"'
          then:
            '${action.taskGroupId}'
          else:
            '${as_slugid("decision")}' # same as taskId; this is how automation identifies a decision tsak
        schedulerId: 'gecko-level-${repository.level}'

        created: {$fromNow: ''}
        deadline: {$fromNow: '1 day'}
        expires: {$fromNow: '1 year 1 second'} # 1 second so artifacts expire first, despite rounding errors
        metadata:
          $merge:
            - owner: "${ownerEmail}"
              source: "${repoUrl}/raw-file/${push.revision}/.taskcluster.yml"
            - $if: 'tasks_for == "hg-push"'
              then:
                name: "Gecko Decision Task"
                description: 'The task that creates all of the other tasks in the task graph'
              else:
                $if: 'tasks_for == "action"'
                then:
                  name: "Action: ${action.title}"
                  description: '${action.description}'
                else:
                  name: "Decision Task for cron job ${cron.job_name}"
                  description: 'Created by a [cron task](https://tools.taskcluster.net/tasks/${cron.task_id})'

        provisionerId: "aws-provisioner-v1"
        workerType: "gecko-${repository.level}-decision"

        tags:
          $if: 'tasks_for == "hg-push"'
          then:
            createdForUser: "${ownerEmail}"
            kind: decision-task
          else:
            $if: 'tasks_for == "action"'
            then:
              createdForUser: '${ownerEmail}'
              kind: 'action-callback'
            else:
              $if: 'tasks_for == "cron"'
              then:
                kind: cron-task

        routes:
          $flatten:
            - "tc-treeherder.v2.${repository.project}.${push.revision}.${push.pushlog_id}"
            - $if: 'tasks_for == "hg-push"'
              then:
                - "index.gecko.v2.${repository.project}.latest.taskgraph.decision"
                - "index.gecko.v2.${repository.project}.revision.${push.revision}.taskgraph.decision"
                - "index.gecko.v2.${repository.project}.pushlog-id.${push.pushlog_id}.decision"
                - "notify.email.${ownerEmail}.on-failed"
                - "notify.email.${ownerEmail}.on-exception"
                # Send a notification email if the push comes from try
                - $if: 'repository.project == "try"'
                  then:
                    "notify.email.${ownerEmail}.on-completed"
                # BUG 1500166 Notify ciduty by email if a nightly hook fails
                - "notify.email.ciduty+failedcron@mozilla.com.on-failed"
                - "notify.email.ciduty+exceptioncron@mozilla.com.on-exception"
                - "notify.email.sheriffs+failedcron@mozilla.com.on-failed"
                - "notify.email.sheriffs+exceptioncron@mozilla.com.on-exception"
                # These are the old index routes for the decision task.
                # They are still here so external tools that referenced them continue to work.
                - "index.gecko.v2.${repository.project}.latest.firefox.decision"
                - "index.gecko.v2.${repository.project}.revision.${push.revision}.firefox.decision"
              else:
                $if: 'tasks_for == "action"'
                then:
                - "notify.email.taskcluster-notifications+action-task@mozilla.com.on-failed"
                - "notify.email.taskcluster-notifications+action-task@mozilla.com.on-exception"
                - "index.gecko.v2.${repository.project}.pushlog-id.${push.pushlog_id}.actions.${ownTaskId}"
                else:  # cron
                - "index.gecko.v2.${repository.project}.latest.taskgraph.decision-${cron.job_name}"
                - "index.gecko.v2.${repository.project}.revision.${push.revision}.taskgraph.decision-${cron.job_name}"
                - "index.gecko.v2.${repository.project}.pushlog-id.${push.pushlog_id}.decision-${cron.job_name}"
                # list each cron task on this revision, so actions can find them
                - 'index.gecko.v2.${repository.project}.revision.${push.revision}.cron.${as_slugid("decision")}'
                # These are the old index routes for the decision task.
                - "index.gecko.v2.${repository.project}.latest.firefox.decision-${cron.job_name}"

        scopes:
          $if: 'tasks_for == "hg-push"'
          then:
            - 'assume:repo:${repoUrl[8:]}:branch:default'
            - 'queue:route:notify.email.${ownerEmail}.*'
            - 'in-tree:hook-action:project-gecko/in-tree-action-${repository.level}-*'
          else:
            $if: 'tasks_for == "action"'
            then:
              # when all actions are hooks, we can calculate this directly rather than using a variable
              - '${action.repo_scope}'
            else:
              - 'assume:repo:${repoUrl[8:]}:cron:${cron.job_name}'

        dependencies: []
        requires: all-completed

        priority:
          # Most times, there is plenty of worker capacity so everything runs
          # quickly, but sometimes a storm of action tasks lands.  Then we
          # want, from highest to lowest:
          # - cron tasks (time-sensitive) (low)
          # - action tasks (avoid interfering with the other two) (very-low)
          # - decision tasks (minimize user-visible delay) (lowest)
          # SCM levels all use different workerTypes, so there is no need for priority
          # between levels; "low" is the highest priority available at all levels, and
          # nothing runs at any higher priority on these workerTypes.
          $if: "tasks_for == 'cron'"
          then: low
          else:
            $if: "tasks_for == 'action'"
            then: very-low
            else: lowest  # tasks_for == 'hg-push'
        retries: 5

        payload:
          env:
            # checkout-gecko uses these to check out the source; the inputs
            # to `mach taskgraph decision` are all on the command line.
            $merge:
              - GECKO_BASE_REPOSITORY: 'https://hg.mozilla.org/mozilla-unified'
                GECKO_HEAD_REPOSITORY: '${repoUrl}'
                GECKO_HEAD_REF: '${push.revision}'
                GECKO_HEAD_REV: '${push.revision}'
                GECKO_COMMIT_MSG: {$if: 'tasks_for != "action"', then: '${push.comment}'}
                HG_STORE_PATH: /builds/worker/checkouts/hg-store
                TASKCLUSTER_CACHES: /builds/worker/checkouts
              - $if: 'tasks_for == "action"'
                then:
                  ACTION_TASK_GROUP_ID: '${action.taskGroupId}'     # taskGroupId of the target task
                  ACTION_TASK_ID: {$json: {$eval: 'taskId'}} # taskId of the target task (JSON-encoded)
                  ACTION_INPUT: {$json: {$eval: 'input'}}
                  ACTION_CALLBACK: '${action.cb_name}'
                  ACTION_PARAMETERS: {$json: {$eval: 'parameters'}}

          cache:
            level-${repository.level}-checkouts-sparse-v2: /builds/worker/checkouts

          features:
            taskclusterProxy: true
            chainOfTrust: true

          # Note: This task is built server side without the context or tooling that
          # exist in tree so we must hard code the hash
          image: 'taskcluster/decision:2.1.0@sha256:6db3b697d7a3c7aba440d72f04199331b872111cefff57206b8b8b1d53230360'

          maxRunTime: 1800

          command:
            - /builds/worker/bin/run-task
            - '--vcs-checkout=/builds/worker/checkouts/gecko'
            - '--sparse-profile=build/sparse-profiles/taskgraph'
            - '--'
            - bash
            - -cx
            - $let:
                extraArgs: {$if: 'tasks_for == "cron"', then: '${cron.quoted_args}', else: ''}
              in:
                $if: 'tasks_for == "action"'
                then: >
                  cd /builds/worker/checkouts/gecko &&
                  ln -s /builds/worker/artifacts artifacts &&
                  ./mach --log-no-times taskgraph action-callback
                else: >
                  cd /builds/worker/checkouts/gecko &&
                  ln -s /builds/worker/artifacts artifacts &&
                  ./mach --log-no-times taskgraph decision
                  --pushlog-id='${push.pushlog_id}'
                  --pushdate='${push.pushdate}'
                  --project='${repository.project}'
                  --message="$GECKO_COMMIT_MSG"
                  --owner='${ownerEmail}'
                  --level='${repository.level}'
                  --base-repository="$GECKO_BASE_REPOSITORY"
                  --head-repository="$GECKO_HEAD_REPOSITORY"
                  --head-ref="$GECKO_HEAD_REF"
                  --head-rev="$GECKO_HEAD_REV"
                  ${extraArgs}

          artifacts:
            'public':
              type: 'directory'
              path: '/builds/worker/artifacts'
              expires: {$fromNow: '1 year'}

        extra:
          $merge:
            - treeherder:
                $merge:
                  - machine:
                      platform: gecko-decision
                  - $if: 'tasks_for == "hg-push"'
                    then:
                      symbol: D
                    else:
                      $if: 'tasks_for == "action"'
                      then:
                        groupName: 'action-callback'
                        groupSymbol: AC
                        symbol: "${action.symbol}"
                      else:
                        groupSymbol: cron
                        symbol: "${cron.job_symbol}"
            - $if: 'tasks_for == "action"'
              then:
                parent: '${action.taskGroupId}'
                action:
                  name: '${action.name}'
                  context:
                    taskGroupId: '${action.taskGroupId}'
                    taskId: {$eval: 'taskId'}
                    input: {$eval: 'input'}
                    parameters: {$eval: 'parameters'}
            - $if: 'tasks_for == "cron"'
              then:
                cron: {$json: {$eval: 'cron'}}
            - tasks_for: '${tasks_for}'
            # Email format for try pushes
            - $if: 'tasks_for == "hg-push" && repository.project == "try"'
              then:
                notify:
                  email:
                    subject: "Thank you for your try submission of ${push.revision}. It's the best!"
                    content: "Your try push has been submitted. It's the best! Use the link to view the status of your jobs."
                    link:
                      text: "Treeherder Jobs"
                      href: "https://treeherder.mozilla.org/#/jobs?repo=${repository.project}&revision=${push.revision}"