Show CI logs if run is longer than 1 hour

.github/workflows/test-all.yml

@@ -23,8 +23,12 @@ jobs:
         yarn
     - name: yarn build
       run: yarn build
+    - name: Set start timestamp env var
+      run: echo "::set-env name=FIREBASE_CI_TEST_START_TIME::$(date +%s)"
     - name: Run unit tests
-      run: xvfb-run yarn test:ci
+      run: |
+        xvfb-run yarn test:ci
+        node scripts/print_test_logs.js
     - name: Generate coverage file
       run: yarn ci:coverage
     - name: Run coverage

scripts/print_test_logs.js

@@ -0,0 +1,48 @@
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const path = require('path');
+const { existsSync, unlinkSync, readFileSync } = require('fs');
+const glob = require('glob');
+
+const LOGDIR = process.env.CI ? process.env.HOME : '/tmp';
+
+const EXCESSIVE_RUN_TIME = 1000 * 60 * 60; // 1 hour
+
+(async () => {
+  const now = Date.now();
+  const startTimeMillis = process.env.FIREBASE_CI_TEST_START_TIME
+    ? process.env.FIREBASE_CI_TEST_START_TIME * 1000
+    : null;
+  if (startTimeMillis && now - startTimeMillis > EXCESSIVE_RUN_TIME) {
+    console.log(
+      `Runtime of ${
+        (now - startTimeMillis) / 1000
+      } seconds exceeded threshold of ${EXCESSIVE_RUN_TIME / 1000} seconds.`
+    );
+    console.log(`Printing full logs.`);
+
+    const summaryFiles = glob.sync(path.join(LOGDIR, '*-ci-summary.txt'));
+    const logFiles = glob.sync(path.join(LOGDIR, '*-ci-log.txt'));
+    for (const file of summaryFiles.concat(logFiles)) {
+      if (existsSync(file)) {
+        console.log(readFileSync(file, { encoding: 'utf8' }));
+        unlinkSync(file);
+      }
+    }
+  }
+})();

scripts/run_tests_in_ci.js

@@ -18,6 +18,21 @@
 const yargs = require('yargs');
 const path = require('path');
 const { spawn } = require('child-process-promise');
+const { writeFileSync } = require('fs');
+
+const LOGDIR = process.env.CI ? process.env.HOME : '/tmp';
+
+function writeLogs(status, name, logText) {
+  const safeName = name.replace(/@/g, 'at_').replace(/\//g, '_');
+  writeFileSync(path.join(LOGDIR, `${safeName}-ci-log.txt`), logText, {
+    encoding: 'utf8'
+  });
+  writeFileSync(
+    path.join(LOGDIR, `${safeName}-ci-summary.txt`),
+    `${status}: ${name}`,
+    { encoding: 'utf8' }
+  );
+}
 
 const argv = yargs.options({
   d: {
@@ -52,10 +67,12 @@ const argv = yargs.options({
 
     await testProcess;
     console.log('Success: ' + name);
+    writeLogs('Success', name, stdout + '\n' + stderr);
   } catch (e) {
     console.error('Failure: ' + name);
     console.log(stdout);
     console.error(stderr);
+    writeLogs('Failure', name, stdout + '\n' + stderr);
     process.exit(1);
   }
 })();