Refactor CI for forked repositories - fetch-gha-metadata

.github/actions/reports-group/attach-check-run-to-triggering-workflow-action/node-gha-helpers

@@ -0,0 +1 @@
+../node-gha-helpers

.github/actions/reports-group/attach-check-run-to-triggering-workflow-action/src/main.js

@@ -1,99 +1,9 @@
-const github = require('@actions/github'); // @TODO move to 'imports from' when moved to TS !
+const {getOctokit} = require('@actions/github'); // @TODO move to 'imports from' when moved to TS !
 const core = require('@actions/core');
 
-const {GITHUB_REPOSITORY, RUNNER_NAME} = process.env;
+const {GITHUB_REPOSITORY} = process.env;
 
-/**
- * @returns {number|undefined}
- */
-function guessTriggeringPrNumber() {
-    if ('pull_request' === github.context.eventName) {
-        return github.context.payload.number;
-    } else if ('workflow_run' === github.context.eventName  && 'pull_request' === github.context.payload.workflow_run.event) {
-        return github.context.payload.workflow_run.pull_requests[0]?.number;
-    }
-
-    return undefined;
-}
-
-/**
- * @returns {string|undefined}
- */
-function guessTriggeringCommitSha() {
-    if ('pull_request' === github.context.eventName) {
-        return github.context.payload.pull_request.head.sha;
-    }
-    if ('push' === github.context.eventName) {
-        return github.context.payload.after;
-    }
-    if ('workflow_run' === github.context.eventName && ['pull_request', 'push'].includes(github.context.payload.workflow_run.event)) {
-        return github.context.payload.workflow_run.head_sha;
-    }
-
-    throw new Error('Unable to guess the commit SHA !');
-}
-
-/**
- * @returns {string}
- */
-function guessTriggeringWorkflowName() {
-    if ('workflow_run' === github.context.eventName) {
-        return github.context.payload.workflow.name;
-    }
-
-    return github.context.workflow;
-}
-
-/**
- * @returns {string}
- */
-function guessTriggeringRunId() {
-    if ('workflow_run' === github.context.eventName) {
-        return github.context.payload.workflow.id.toString();
-    }
-
-    return github.context.runId.toString();
-}
-
-/**
- * @returns {Promise<Record<string, any>|undefined>}
- */
-async function retrieveCurrentJob(octokit, owner, repo, runId) {
-    const jobList = await getWorkflowJobsForRunId(octokit, owner, repo, runId);
-    core.info('TMP DEBUG jobsForCurrentWorkflow=' + JSON.stringify(jobList));
-    const candidateList = [];
-    for (const job of jobList) {
-        if (RUNNER_NAME === job.runner_name && 'in_progress' === job.status) {
-            candidateList.push(job);
-        }
-    }
-    if (candidateList.length === 0) {
-        core.info('Unable to retrieve the current job !');
-        return undefined;
-    }
-    if (candidateList.length > 1) {
-        core.warning(
-            'Multiple running jobs rely on runners with the same name, unable to retrieve the current job !'
-            + '\nCandidates: ' + Object.entries(candidateList).map(([k, v]) => v.name + '(' + k + ')').join(', ')
-        );
-        return undefined;
-    }
-
-    return candidateList.shift();
-}
-
-async function getWorkflowJobsForRunId(octokit, owner, repo, runId) {
-    return octokit.paginate(
-        'GET /repos/{owner}/{repo}/actions/runs/{run_id}/jobs',
-        {
-            //filter: 'latest',
-            // Url path parameters
-            owner: owner,
-            repo: repo,
-            run_id: runId
-        }
-    );
-}
+const ghaHelpers = require('../node-gha-helpers');
 
 async function run() {
     /** INPUTS **/
@@ -102,60 +12,43 @@ async function run() {
     const checkName = core.getInput('name');
 
     const isSuccessfulJobAsOfNow = 'success' === jobStatus;
-    const octokit = github.getOctokit(githubToken);
+    const octokit = getOctokit(githubToken);
 
     const requestParams = await core.group(
         'Build API params',
         async () => {
-            const repoInfo = github.context.repo;
-            const triggeringWorkflowRunId = guessTriggeringRunId();
-            core.info('TMP DEBUG context=' + JSON.stringify(github.context));
-            //const jobsForCurrentWorkflow = await getWorkflowJobsForRunId(octokit, repoInfo.owner, repoInfo.repo, github.context.runId);
-            //core.info('TMP DEBUG jobsForCurrentWorkflow=' + JSON.stringify(jobsForCurrentWorkflow));
-            //const jobsForTriggeringWorkflow = await getWorkflowJobsForRunId(octokit, repoInfo.owner, repoInfo.repo, triggeringWorkflowRunId);
-            //core.info('TMP DEBUG jobsForTriggeringWorkflow=' + JSON.stringify(jobsForTriggeringWorkflow));
-            core.info('TMP DEBUG GITHUB_ACTION=' + process.env.GITHUB_ACTION);
-            core.info('TMP DEBUG GITHUB_ACTION_PATH=' + process.env.GITHUB_ACTION_PATH);
-            core.info('TMP DEBUG GITHUB_ACTION_REPOSITORY=' + process.env.GITHUB_ACTION_REPOSITORY);
-            core.info('TMP DEBUG GITHUB_JOB=' + process.env.GITHUB_JOB);
-            core.info('TMP DEBUG GITHUB_RUN_ATTEMPT=' + process.env.GITHUB_RUN_ATTEMPT);
-            core.info('TMP DEBUG GITHUB_WORKFLOW=' + process.env.GITHUB_WORKFLOW);
-            core.info('TMP DEBUG GITHUB_WORKFLOW_REF=' + process.env.GITHUB_WORKFLOW_REF);
-            core.info('TMP DEBUG RUNNER_ARCH=' + process.env.RUNNER_ARCH);
-            core.info('TMP DEBUG RUNNER_NAME=' + process.env.RUNNER_NAME);
-            core.info('TMP DEBUG RUNNER_OS=' + process.env.RUNNER_OS);
-            const currentJob = await retrieveCurrentJob(octokit, repoInfo.owner, repoInfo.repo, github.context.runId);
-            core.info('TMP DEBUG CURRENT JOB=' + JSON.stringify(currentJob));
-            const commitSha = guessTriggeringCommitSha();
+            const currentWorkflowContext = ghaHelpers.getContext();
+            const triggeringWorkflowContext = ghaHelpers.triggeringWorkflow.getContext();
+            if (!triggeringWorkflowContext.commitSha) {
+                throw new Error('Unable to guess the commit SHA !');
+            }
+            const currentJob = await ghaHelpers.fetchCurrentJob(octokit);
+
             const startedAt = (new Date()).toISOString();
-            const prNumber = guessTriggeringPrNumber();
-            //const originalWorkflowName = guessTriggeringWorkflowName();
-            const currentWorkflowName = github.context.workflow;
-            const outputTitle = '🔔 ' + currentWorkflowName;
-            const prLink = (undefined !== prNumber ? '?pr=' + prNumber : '');
-            const currentWorkflowUrl = github.context.serverUrl + '/' + GITHUB_REPOSITORY + '/actions/runs/' + github.context.runId.toString() + prLink;
+            const prLink = (undefined !== triggeringWorkflowContext.prNumber ? '?pr=' + triggeringWorkflowContext.prNumber : '');
+            const currentWorkflowUrl = currentWorkflowContext.serverUrl + '/' + GITHUB_REPOSITORY + '/actions/runs/' + currentWorkflowContext.runId + prLink;
             const outputSummary = '🪢 Check added by '
                 + (currentJob ? '<a href="' + currentJob.html_url + prLink + '" target="blank">**' + currentJob.name + '**</a>' : '')
-                + (currentJob ? ' (' : '') + '<a href="' + currentWorkflowUrl + '" target="blank">**' + currentWorkflowName + '** workflow</a>' + (currentJob ? ')' : '')
+                + (currentJob ? ' (' : '') + '<a href="' + currentWorkflowUrl + '" target="blank">**' + currentWorkflowContext.workflowName + '** workflow</a>' + (currentJob ? ')' : '')
             ;
 
             return {
-                name: checkName ? checkName : (currentJob?.name ?? currentWorkflowName + ' Check run'),
-                head_sha: commitSha,
+                name: !!checkName ? checkName : (currentJob?.name ?? currentWorkflowContext.workflowName + ' Check run'),
+                head_sha: triggeringWorkflowContext.commitSha,
                 //details_url: detailsUrl,
-                external_id: triggeringWorkflowRunId?.toString(),
+                external_id: triggeringWorkflowContext.runId,
                 status: isSuccessfulJobAsOfNow ? 'in_progress' : 'completed',
                 output: {
-                    title: outputTitle,
+                    title: '🔔 ' + currentWorkflowContext.workflowName,
                     summary: outputSummary,
                 },
                 // Conclusion
                 conclusion: isSuccessfulJobAsOfNow ? undefined : jobStatus,
                 started_at: startedAt,
                 completed_at: isSuccessfulJobAsOfNow ? undefined : startedAt,
                 // Url path parameters
-                owner: repoInfo.owner,
-                repo: repoInfo.repo
+                owner: currentWorkflowContext.repositoryOwner,
+                repo: currentWorkflowContext.repositoryName
             };
         }
     );

.github/actions/reports-group/fetch-workflow-metadata/.gitattributes

@@ -0,0 +1 @@
+dist/** -diff linguist-generated=true

.github/actions/reports-group/fetch-workflow-metadata/.gitignore

@@ -0,0 +1,2 @@
+.yarn
+node_modules

.github/actions/reports-group/fetch-workflow-metadata/.nvmrc

@@ -0,0 +1 @@
+20

.github/actions/reports-group/fetch-workflow-metadata/Makefile

@@ -0,0 +1,22 @@
+.PHONY: install
+install:
+	yarn install
+
+.PHONY: build
+build: install package
+
+.PHONY: package
+package:
+	rm -Rf dist/* && ./node_modules/.bin/ncc build index.js --minify --source-map --license LICENSE --out dist
+
+.PHONY: lint
+lint:
+	./node_modules/.bin/eslint  index.js
+
+.PHONY: test
+test:
+	echo "Error: no test specified"
+	exit 1
+
+get-action-nodejs-version: ## Display node version configured on action.yml
+	@grep -E "using:\s*'?node" action.yml | sed -e "s/^.*using: '*node\([0-9][0-9]\)'*.*$$/\1/"

.github/actions/reports-group/fetch-workflow-metadata/action.yml

@@ -0,0 +1,29 @@
+name: TODO
+description: TODO
+
+inputs:
+  from-triggering-workflow:
+    description: |
+      Weither to look for triggering workflow context or just current workflow context (default `true`).
+       - True: In case current workflow event is `workflow_run`, the context of the workflow which **triggered** the current one will be returned.
+       - False: Return the context for the current workflow.
+    default: 'true'
+
+outputs:
+  commit-sha:
+    description: |
+      Full commit SHA.
+      - `push` event => latest commit pushed
+      - `pull_request` event => latest commit pushed on the pull request
+      - Other events => null
+  pull-request:
+    description: Pull request number. Available only in case of `pull_request` event !
+  workflow-name:
+    description: Name of the workflow, either current one or the triggering one (based on `from-triggering-workflow` value).
+  run-id:
+    description: Workflow run ID, either current one or the triggering one (based on `from-triggering-workflow` value).
+
+
+runs:
+  using: 'node20'
+  main: 'dist/index.js'