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.taskcluster.yml
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.taskcluster.yml
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# This file is rendered via JSON-e by
# - taskcluster-github - https://docs.taskcluster.net/docs/reference/integrations/github/taskcluster-yml-v1
# - build-decision - for action and cron tasks
---
version: 1
reporting: checks-v1
policy:
allowComments: collaborators
pullRequests: public_restricted
tasks:
- $let:
trustDomain: ci
ownerEmail:
$switch:
'tasks_for == "github-push"': '${event.pusher.email}'
'tasks_for == "github-release"': '[email protected]'
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.user.login}@users.noreply.github.com'
'tasks_for in ["cron", "action", "pr-action"]': '${tasks_for}@noreply.mozilla.org'
baseRepoUrl:
$switch:
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.base.repo.html_url}'
'tasks_for in ["cron", "action"]': '${repository.url}'
'tasks_for == "pr-action"': '${repository.base_url}'
$default: '${event.repository.html_url}'
repoUrl:
$switch:
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.head.repo.html_url}'
'tasks_for in ["cron", "action", "pr-action"]': '${repository.url}'
$default: '${event.repository.html_url}'
project:
$switch:
'tasks_for in ["github-push", "github-release"]': '${event.repository.name}'
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.head.repo.name}'
'tasks_for in ["cron", "action", "pr-action"]': '${repository.project}'
head_branch:
$switch:
'tasks_for[:19] == "github-pull-request"': ${event.pull_request.head.ref}
'tasks_for == "github-push"': ${event.ref}
'tasks_for == "github-release"': '${event.release.target_commitish}'
'tasks_for in ["cron", "action", "pr-action"]': '${push.branch}'
base_ref:
$switch:
'tasks_for[:19] == "github-pull-request"': ${event.pull_request.base.ref}
# event.base_ref is barely documented[1]. Testing showed it's only
# defined when creating a new branch. It's null when pushing to an
# existing branch
#
# [1] https://docs.github.com/en/developers/webhooks-and-events/webhooks/webhook-events-and-payloads#push
'tasks_for == "github-push" && event.base_ref': ${event.base_ref}
'tasks_for == "github-push" && !(event.base_ref)': ${event.ref}
'tasks_for == "github-release"': ''
'tasks_for in ["cron", "action"]': '${push.branch}'
'tasks_for == "pr-action"': '${push.base_branch}'
head_ref:
$switch:
'tasks_for[:19] == "github-pull-request"': ${event.pull_request.head.ref}
'tasks_for == "github-push"': ${event.ref}
'tasks_for in ["cron", "action", "pr-action"]': '${push.branch}'
'tasks_for == "github-release"': ${event.release.tag_name}
base_sha:
$switch:
'tasks_for == "github-push"': '${event.before}'
'tasks_for == "github-release"': '${event.release.target_commitish}'
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.base.sha}'
'tasks_for in ["cron", "action", "pr-action"]': '${push.revision}'
head_sha:
$switch:
'tasks_for == "github-push"': '${event.after}'
'tasks_for[:19] == "github-pull-request"': '${event.pull_request.head.sha}'
'tasks_for in ["cron", "action", "pr-action"]': '${push.revision}'
'tasks_for == "github-release"': '${event.release.tag_name}'
ownTaskId:
$switch:
'"github" in tasks_for': {$eval: as_slugid("decision_task")}
'tasks_for in ["cron", "action", "pr-action"]': '${ownTaskId}'
pullRequestAction:
$switch:
'tasks_for[:19] == "github-pull-request"': ${event.action}
$default: 'UNDEFINED'
releaseAction:
$if: 'tasks_for == "github-release"'
then: ${event.action}
else: 'UNDEFINED'
isPullRequest:
$eval: 'tasks_for[:19] == "github-pull-request"'
in:
$let:
level:
$if: 'tasks_for in ["github-release", "github-push", "cron", "action"] && repoUrl == "https://github.com/mozilla-releng/fxci-config"'
then: 3
else: 1
short_head_ref:
$if: 'head_ref[:10] == "refs/tags/"'
then: {$eval: 'head_ref[10:]'}
else:
$if: 'head_ref[:11] == "refs/heads/"'
then: {$eval: 'head_ref[11:]'}
else: ${head_ref}
in:
$if: >
tasks_for in ["action", "pr-action", "cron"]
|| (tasks_for == "github-release" && releaseAction == "published")
|| (tasks_for == "github-push" && short_head_ref == "main")
|| (isPullRequest && pullRequestAction in ["opened", "reopened", "synchronize"])
then:
taskId: {$if: 'tasks_for != "action"', then: '${ownTaskId}'}
taskGroupId:
$if: 'tasks_for == "action"'
then:
'${action.taskGroupId}'
else:
'${ownTaskId}' # same as taskId; this is how automation identifies a decision task
schedulerId: '${trustDomain}-level-${level}'
created: {$fromNow: ''}
deadline: {$fromNow: '1 day'}
expires: {$fromNow: '1 year 1 second'} # 1 second so artifacts expire first
metadata:
$merge:
- owner: "${ownerEmail}"
source: "${repoUrl}/raw/${head_sha}/.taskcluster.yml"
- $switch:
'tasks_for in ["github-push", "github-release"] || isPullRequest':
name: "Decision Task (${tasks_for[7:]})" # strip out "github-" from tasks_for
description: 'The task that creates all of the other tasks in the task graph'
'tasks_for == "action"':
name: "Action: ${action.title}"
description: |
${action.description}
Action triggered by clientID `${clientId}`
'tasks_for == "pr-action"':
name: "PR action: ${action.title}"
description: |
${action.description}
PR action triggered by clientID `${clientId}`
$default:
name: "Decision Task for cron job ${cron.job_name}"
description: 'Created by a [cron task](https://firefox-ci-tc.services.mozilla.com/tasks/${cron.task_id})'
provisionerId: "${trustDomain}-${level}"
workerType: "decision-gcp"
tags:
$switch:
'tasks_for == "github-push" || isPullRequest':
createdForUser: "${ownerEmail}"
kind: decision-task
'tasks_for == "action" || tasks_for == "pr-action"':
createdForUser: '${ownerEmail}'
kind: 'action-callback'
'tasks_for == "cron"':
kind: cron-task
routes:
$flatten:
- checks
- $switch:
'tasks_for == "github-push"':
- "index.${trustDomain}.v2.${project}.latest.taskgraph.decision"
- "index.${trustDomain}.v2.${project}.revision.${head_sha}.taskgraph.decision"
'tasks_for == "action"':
- "index.${trustDomain}.v2.${project}.revision.${head_sha}.taskgraph.actions.${ownTaskId}"
'tasks_for == "cron"':
- "index.${trustDomain}.v2.${project}.latest.taskgraph.decision-${cron.job_name}"
- "index.${trustDomain}.v2.${project}.revision.${head_sha}.taskgraph.decision-${cron.job_name}"
# list each cron task on this revision, so actions can find them
- 'index.${trustDomain}.v2.${project}.revision.${head_sha}.cron.${ownTaskId}'
$default: []
scopes:
$switch:
'tasks_for == "github-push"':
- 'assume:repo:${repoUrl[8:]}:branch:${short_head_ref}'
'tasks_for == "github-release"':
- 'assume:repo:${repoUrl[8:]}:release:${releaseAction}'
'isPullRequest':
- 'assume:repo:github.com/${event.pull_request.base.repo.full_name}:${tasks_for[7:]}'
'tasks_for == "action"':
- 'assume:repo:${repoUrl[8:]}:action:${action.action_perm}'
'tasks_for == "pr-action"':
- 'assume:repo:${baseRepoUrl[8:]}:pr-action:${action.action_perm}'
$default:
- 'assume:repo:${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)
# - decision tasks (minimize user-visible delay) (very-low)
# - action tasks (avoid interfering with the other two) (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 == "github-push" || isPullRequest'
then: very-low
else: lowest # tasks_for == 'action'
retries: 5
payload:
env:
# run-task uses these to check out the source; the inputs
# to `taskgraph decision` are all on the command line.
$merge:
- FXCI_BASE_REPOSITORY: '${repoUrl}'
FXCI_BASE_REF: '${base_ref}'
FXCI_BASE_REV: '${base_sha}'
FXCI_HEAD_REPOSITORY: '${repoUrl}'
FXCI_HEAD_REF: '${head_ref}'
FXCI_HEAD_REV: '${head_sha}'
FXCI_REPOSITORY_TYPE: git
REPOSITORIES: {$json: {fxci: "Firefox-CI Config"}}
- $if: 'tasks_for == "action"'
then:
ACTION_TASK_GROUP_ID: '${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}'
cache:
${trustDomain}-level-${level}-checkouts-sparse-v1: /builds/worker/checkouts
features:
taskclusterProxy: true
chainOfTrust: true
image:
mozillareleases/taskgraph:decision-v7.3.1@sha256:1d1364c01c13002a13863f0ef27dd7331ad1c7fe92bbb8b0b4019dc5a821461c
maxRunTime: 1800
command:
$flatten:
- run-task
- '--fxci-checkout=/builds/worker/checkouts/src'
- '--task-cwd=/builds/worker/checkouts/src'
- '--'
- bash
- -cx
- $let:
extraArgs: {$if: 'tasks_for == "cron"', then: '${cron.quoted_args}', else: ''}
in:
$if: 'tasks_for == "action"'
then: >
cd /builds/worker/checkouts/src &&
ln -s /builds/worker/artifacts artifacts &&
taskgraph action-callback
else: >
ln -s /builds/worker/artifacts artifacts &&
taskgraph decision
--pushlog-id='0'
--pushdate='0'
--project='${project}'
--owner='${ownerEmail}'
--level='${level}'
--repository-type=git
--tasks-for='${tasks_for}'
--base-repository='${baseRepoUrl}'
--base-ref='${base_ref}'
--base-rev='${base_sha}'
--head-repository='${repoUrl}'
--head-ref='${head_ref}'
--head-rev='${head_sha}'
$${TRY_TASK_CONFIG_FILE+--try-task-config-file="$${TRY_TASK_CONFIG_FILE}"}
${extraArgs}
artifacts:
'public':
type: 'directory'
path: '/builds/worker/artifacts'
expires: {$fromNow: '1 year'}
'public/docker-contexts':
type: 'directory'
path: '/builds/worker/checkouts/src/docker-contexts'
# This needs to be at least the deadline of the
# decision task + the docker-image task deadlines.
# It is set to a week to allow for some time for
# debugging, but they are not useful long-term.
expires: {$fromNow: '7 day'}
extra:
$merge:
- $if: 'tasks_for == "action"'
then:
parent: '${action.taskGroupId}'
action:
name: '${action.name}'
context:
taskGroupId: '${action.taskGroupId}'
taskId: {$eval: 'taskId'}
input: {$eval: 'input'}
- $if: 'tasks_for == "cron"'
then:
cron: {$json: {$eval: 'cron'}}
- tasks_for: '${tasks_for}'