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Diffstat (limited to 'ops/pipelines/static-pipeline.yaml')
-rw-r--r-- | ops/pipelines/static-pipeline.yaml | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/ops/pipelines/static-pipeline.yaml b/ops/pipelines/static-pipeline.yaml new file mode 100644 index 000000000000..2936f56d2c61 --- /dev/null +++ b/ops/pipelines/static-pipeline.yaml @@ -0,0 +1,113 @@ +# This file defines the static Buildkite pipeline which attempts to +# create the dynamic pipeline of all depot targets. +# +# If something fails during the creation of the pipeline, the fallback +# is executed instead which will simply report an error to Gerrit. +--- +env: + BUILDKITE_TOKEN_PATH: /run/agenix/buildkite-graphql-token +steps: + # Run pipeline for tvl-kit when new commits arrive on canon. Since + # it is not part of the depot build tree, this is a useful + # verification to ensure we don't break external things (too much). + - trigger: "tvl-kit" + async: true + label: ":fork:" + branches: "refs/heads/canon" + build: + message: "Verification triggered by ${BUILDKITE_COMMIT}" + + # Create a revision number for the current commit for builds on + # canon. + # + # This writes data back to Gerrit using the Buildkite agent + # credentials injected through a git credentials helper. + # + # Revision numbers are defined as the number of commits in the + # lineage of HEAD, following only the first parent of merges. + - label: ":git:" + branches: "refs/heads/canon" + command: | + git -c 'credential.helper=gerrit-creds' \ + push origin "HEAD:refs/r/$(git rev-list --count --first-parent HEAD)" + + # Generate & upload dynamic build steps + - label: ":llama:" + key: "pipeline-gen" + command: | + set -ue + + if test -n "$${GERRIT_CHANGE_URL-}"; then + echo "This is a build of [cl/$$GERRIT_CHANGE_ID]($$GERRIT_CHANGE_URL) (at patchset #$$GERRIT_PATCHSET)" | \ + buildkite-agent annotate + fi + + # Attempt to fetch a target map from a parent commit on canon, + # except on builds of canon itself. + [ "${BUILDKITE_BRANCH}" != "refs/heads/canon" ] && \ + nix/buildkite/fetch-parent-targets.sh + + PIPELINE_ARGS="" + if [[ -f tmp/parent-target-map.json ]]; then + PIPELINE_ARGS="--arg parentTargetMap tmp/parent-target-map.json" + fi + + nix-build -A ops.pipelines.depot -o pipeline --show-trace $$PIPELINE_ARGS + + # Steps need to be uploaded in reverse order because pipeline + # upload prepends instead of appending. + ls pipeline/build-chunk-*.json | tac | while read chunk; do + buildkite-agent pipeline upload $$chunk + done + + buildkite-agent artifact upload "pipeline/*" + + # Wait for all previous steps to complete. + - wait: null + continue_on_failure: true + + # Exit with success or failure depending on whether any other steps + # failed. + # + # This information is checked by querying the Buildkite GraphQL API + # and fetching the count of failed steps. + # + # This step must be :duck: (yes, really!) because the post-command + # hook will inspect this name. + # + # Note that this step has requirements for the agent environment, which + # are enforced in our NixOS configuration: + # + # * curl and jq must be on the $PATH of build agents + # * besadii configuration must be readable to the build agents + - label: ":duck:" + key: ":duck:" + command: | + set -ueo pipefail + + readonly FAILED_JOBS=$(curl 'https://graphql.buildkite.com/v1' \ + --silent \ + -H "Authorization: Bearer $(cat ${BUILDKITE_TOKEN_PATH})" \ + -d "{\"query\": \"query BuildStatusQuery { build(uuid: \\\"$BUILDKITE_BUILD_ID\\\") { jobs(passed: false) { count } } }\"}" | \ + jq -r '.data.build.jobs.count') + + echo "$$FAILED_JOBS build jobs failed." + + if (( $$FAILED_JOBS > 0 )); then + exit 1 + fi + + # After duck, on success, upload and run any post-build steps that + # were output by the dynamic pipeline. + - label: ":arrow_heading_down:" + depends_on: + - step: ":duck:" + allow_failure: false + command: | + set -ueo pipefail + + buildkite-agent artifact download "pipeline/*" . + + find ./pipeline -name 'post-chunk-*.json' | tac | while read chunk; do + buildkite-agent pipeline upload $$chunk + done |