203 lines
6.2 KiB
Bash
203 lines
6.2 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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readonly SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
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readonly REPO_ROOT="$(git -C "${SCRIPT_DIR}" rev-parse --show-toplevel)"
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readonly EXPECTED_SCRIPT_DIR="$(cd -- "${REPO_ROOT}/.github/scripts" && pwd -P)"
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readonly MATRIX="${REPO_ROOT}/.github/ci-gate-matrix.yml"
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readonly EXPECTED_GATE_COUNT=21
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if [[ "${SCRIPT_DIR}" != "${EXPECTED_SCRIPT_DIR}" ]]; then
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printf '::error::gate-matrix-lint: script resolved outside the repository .github/scripts directory\n' >&2
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exit 1
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fi
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if [[ ! -f "${MATRIX}" ]]; then
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printf '::error::gate-matrix-lint: missing %s\n' "${MATRIX}" >&2
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exit 1
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fi
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records="$(
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awk '
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function flush() {
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if (id != "") {
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printf "%s\t%s\t%s\t%s\t%s\t%s\t%s\n", id, blocking, mechanism, ref, workflow, job, execution
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}
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}
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/^[[:space:]]*-[[:space:]]+id:[[:space:]]*/ {
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flush()
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id=$0
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sub(/^[[:space:]]*-[[:space:]]+id:[[:space:]]*/, "", id)
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blocking=mechanism=ref=workflow=job=execution=""
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next
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}
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/^[[:space:]]+release_blocking:[[:space:]]*/ {
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blocking=$0
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sub(/^[[:space:]]+release_blocking:[[:space:]]*/, "", blocking)
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next
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}
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/^[[:space:]]+mechanism:[[:space:]]*/ {
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mechanism=$0
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sub(/^[[:space:]]+mechanism:[[:space:]]*/, "", mechanism)
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next
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}
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/^[[:space:]]+ref:[[:space:]]*/ {
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ref=$0
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sub(/^[[:space:]]+ref:[[:space:]]*/, "", ref)
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next
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}
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/^[[:space:]]+workflow:[[:space:]]*/ {
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workflow=$0
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sub(/^[[:space:]]+workflow:[[:space:]]*/, "", workflow)
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next
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}
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/^[[:space:]]+job:[[:space:]]*/ {
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job=$0
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sub(/^[[:space:]]+job:[[:space:]]*/, "", job)
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next
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}
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/^[[:space:]]+execution:[[:space:]]*/ {
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execution=$0
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sub(/^[[:space:]]+execution:[[:space:]]*/, "", execution)
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next
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}
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END { flush() }
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' "${MATRIX}"
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)"
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declare -A seen_ids=()
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declare -a failures=()
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total=0
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verified=0
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delegated=0
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job_body() {
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local workflow_file="$1"
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local job_id="$2"
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awk -v target="${job_id}" '
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$0 ~ "^ " target ":[[:space:]]*$" { inside=1; print; next }
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inside && $0 ~ "^ [A-Za-z0-9_-]+:[[:space:]]*$" { exit }
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inside { print }
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' "${workflow_file}"
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}
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while IFS=$'\t' read -r id blocking mechanism ref workflow job execution; do
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[[ -z "${id}" ]] && continue
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total=$((total + 1))
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if [[ -n "${seen_ids[${id}]:-}" ]]; then
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failures+=("duplicate gate id '${id}'")
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fi
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seen_ids["${id}"]=1
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if [[ -z "${blocking}" || -z "${mechanism}" || -z "${ref}" || -z "${workflow}" \
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|| -z "${job}" || -z "${execution}" ]]; then
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failures+=("gate '${id}' has an empty required field")
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continue
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fi
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if [[ ! "${blocking}" =~ ^(true|false|conditional)$ ]]; then
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failures+=("gate '${id}' has invalid release_blocking '${blocking}'")
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fi
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if [[ ! "${workflow}" =~ ^[A-Za-z0-9._-]+\.ya?ml$ || ! "${job}" =~ ^[A-Za-z0-9_-]+$ ]]; then
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failures+=("gate '${id}' has an unsafe workflow or job identifier")
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continue
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fi
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workflow_file="${REPO_ROOT}/.github/workflows/${workflow}"
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if [[ ! -f "${workflow_file}" ]]; then
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failures+=("gate '${id}' references missing workflow '.github/workflows/${workflow}'")
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continue
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fi
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if ! grep -Eqs -- "^[[:space:]]{2}${job}:[[:space:]]*$" "${workflow_file}"; then
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failures+=("gate '${id}' references missing job '${job}' in '${workflow}'")
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continue
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fi
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case "${mechanism}" in
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gradle-custom-task)
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if ! grep -RqsE -- "tasks\\.register\\(['\"]${ref}['\"]" "${REPO_ROOT}/src" \
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--include='build.gradle'; then
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failures+=("gate '${id}' references unregistered Gradle task '${ref}'")
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continue
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fi
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;;
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gradle-plugin-task)
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plugin="${ref%@*}"
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task="${ref#*@}"
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if [[ "${plugin}" == "${ref}" || -z "${task}" ]]; then
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failures+=("gate '${id}' must use plugin@task for gradle-plugin-task")
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continue
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fi
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if ! grep -RqsE -- "(id|apply plugin:)[[:space:]]+['\"]${plugin}['\"]" "${REPO_ROOT}/src" \
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--include='build.gradle'; then
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failures+=("gate '${id}' references unapplied Gradle plugin '${plugin}'")
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continue
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fi
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;;
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contract-test)
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if [[ "${ref}" == /* || "${ref}" == *".."* || ! -f "${REPO_ROOT}/src/${ref}" ]]; then
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failures+=("gate '${id}' references missing or unsafe contract test 'src/${ref}'")
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continue
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fi
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;;
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workflow-job)
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if [[ "${ref}" != "${job}" ]]; then
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failures+=("gate '${id}' workflow-job ref '${ref}' must equal job '${job}'")
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continue
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fi
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;;
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delegated-pending)
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delegated=$((delegated + 1))
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printf "gate '%s': explicitly delegated-pending\n" "${id}"
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continue
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;;
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*)
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failures+=("gate '${id}' has unknown mechanism '${mechanism}'")
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continue
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;;
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esac
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case "${execution}" in
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check)
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if ! job_body "${workflow_file}" "${job}" | grep -Eqs -- '\./gradlew[[:space:]]+check([[:space:]]|$)'; then
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failures+=("gate '${id}' expects Gradle check in job '${job}'")
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continue
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fi
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if [[ "${mechanism}" == "gradle-custom-task" ]] \
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&& ! grep -RqsE -- "dependsOn.*named\\(['\"]${ref}['\"]\\)" "${REPO_ROOT}/src" \
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--include='build.gradle'; then
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failures+=("gate '${id}' task '${ref}' exists but is not wired into Gradle check")
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continue
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fi
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;;
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explicit)
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if ! job_body "${workflow_file}" "${job}" | grep -Fqs -- "${ref}"; then
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failures+=("gate '${id}' task '${ref}' is not explicit in job '${job}'")
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continue
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fi
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;;
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job)
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;;
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*)
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failures+=("gate '${id}' has unknown execution '${execution}'")
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continue
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;;
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esac
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verified=$((verified + 1))
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done <<< "${records}"
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if (( total != EXPECTED_GATE_COUNT )); then
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failures+=("matrix has ${total} gates; expected ${EXPECTED_GATE_COUNT}")
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fi
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printf 'gate-matrix-lint: %d gates, %d verified, %d delegated-pending\n' \
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"${total}" "${verified}" "${delegated}"
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if (( ${#failures[@]} > 0 )); then
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printf '::error::gate-matrix-lint: %d drift(s) found\n' "${#failures[@]}" >&2
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for failure in "${failures[@]}"; do
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printf ' - %s\n' "${failure}" >&2
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done
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exit 1
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fi
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printf 'gate-matrix-lint: OK\n'
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