---
metadata:
  name: 'Taskcluster decision task for {{project}}'
  description: |
    Try push for {{owner}}.
  owner: mozilla-taskcluster-maintenance@mozilla.com
  source: "{{{source}}}"

scopes:
  # Note the below scopes are insecure however these get overriden on the server
  # side to whatever scopes are set by mozilla-taskcluster.
  - queue:*
  - docker-worker:*
  - scheduler:*

tasks:
  - taskId: '{{#as_slugid}}decision task{{/as_slugid}}'
    reruns: 3
    task:
      created: '{{now}}'
      deadline: '{{#from_now}}1 day{{/from_now}}'
      metadata:
        owner: mozilla-taskcluster-maintenance@mozilla.com
        source: {{{source}}}
        name: "[tc] Initial decision task for try"
        description: |
          This is the single most important task as it decides how all other tasks
          get built.

      workerType: "gecko-decision"
      provisionerId: "aws-provisioner-v1"

      tags:
        createdForUser: {{owner}}

      scopes:
        - "docker-worker:cache:tc-vcs-public-sources"
        - "docker-worker:cache:gecko-decision"
        - "queue:route:tc-treeherder-stage.{{project}}.{{revision_hash}}"
        - "queue:route:tc-treeherder.{{project}}.{{revision_hash}}"

      routes:
        - "tc-treeherder.{{project}}.{{revision_hash}}"
        - "tc-treeherder-stage.{{project}}.{{revision_hash}}"

      payload:
        env:
          GECKO_BASE_REPOSITORY: 'https://hg.mozilla.org/mozilla-central'
          GECKO_HEAD_REPOSITORY: '{{{url}}}'
          GECKO_HEAD_REF: '{{revision}}'
          GECKO_HEAD_REV: '{{revision}}'

        cache:
          # The taskcluster-vcs tooling stores the large clone caches in this
          # directory and will reuse them for new requests this saves about 20s~ and
          # is the most generic cache possible.
          tc-vcs-public-sources: /home/worker/.tc-vcs/
          gecko-decision: /home/worker/workspace

        # Note: This task is built server side without the context or tooling that
        # exist in tree so we must hard code the version
        image: 'quay.io/mozilla/builder:0.5.0'

        # Virtually no network or other potentially risky operations happen as part
        # of the task timeout aside from the initial clone. We intentionally have
        # set this to a lower value _all_ decision tasks should use a root
        # repository which is cached.
        maxRunTime: 1800

        command:
          - /bin/bash
          - -cx
          - >
            mkdir -p /home/worker/artifacts &&
            checkout-gecko workspace &&
            cd workspace/gecko &&
            ./mach taskcluster-graph
            --pushlog-id='{{pushlog_id}}'
            --project='{{project}}'
            --message='{{comment}}'
            --owner='{{owner}}'
            --revision-hash='{{revision_hash}}'
            --extend-graph > /home/worker/artifacts/graph.json

        graphs:
          - /home/worker/artifacts/graph.json

        artifacts:
          'public':
            type: 'directory'
            path: '/home/worker/artifacts'
            # Arbitrary value for keeping these artifacts around.  They are just the
            # graph.json and context directories for now, so nothing that needs
            # to stay around for long.
            expires: '{{#from_now}}7 days{{/from_now}}'

      extra:
        treeherder:
          symbol: D