chore: fix multiple failing tests on main

ci/Dockerfile

@@ -15,16 +15,18 @@
 ARG NODE_VERSION=16
 ARG FLAKYBOT_VERSION=1.1.0
 
-FROM node:${NODE_VERSION}-alpine as build
+FROM node:${NODE_VERSION}-slim as build
 
-RUN apk add --no-cache curl tar python3
+RUN apt-get update && apt-get install -y curl tar python3
 
 # Install gcloud
 RUN curl https://dl.google.com/dl/cloudsdk/release/google-cloud-sdk.tar.gz > /tmp/google-cloud-sdk.tar.gz
 
 RUN mkdir -p /usr/local/gcloud \
   && tar -C /usr/local/gcloud -xvf /tmp/google-cloud-sdk.tar.gz \
-  && /usr/local/gcloud/google-cloud-sdk/install.sh
+  && /usr/local/gcloud/google-cloud-sdk/install.sh --quiet --usage-reporting=false
+
+RUN ln -s /usr/bin/python3 /usr/bin/python
 
 # Download flakybot release
 RUN curl https://github.com/googleapis/repo-automation-bots/releases/download/flakybot-${FLAKYBOT_VERSION}/flakybot \
@@ -34,16 +36,14 @@ RUN curl https://github.com/googleapis/repo-automation-bots/releases/download/fl
 ENV PNPM_VERSION=7.32.2
 RUN curl https://get.pnpm.io/install.sh | ENV="$HOME/.shrc" SHELL="$(which sh)" sh -
 
-FROM node:${NODE_VERSION}-alpine
-
-# Hack for not found error with flakybot
-RUN mkdir /lib64 && ln -s /lib/libc.musl-x86_64.so.1 /lib64/ld-linux-x86-64.so.2
+FROM node:${NODE_VERSION}-slim
 
 COPY --from=build /usr/local/gcloud /usr/local/gcloud
 COPY --from=build /bin/flakybot /bin/flakybot
 COPY --from=build /root/.local/share/pnpm /root/.local/share/pnpm
 
-RUN apk add --no-cache git bash python3
+RUN apt-get update && apt-get install -y git bash python3 \
+  && ln -s /usr/bin/python3 /usr/bin/python
 
 ENV PNPM_HOME=/root/.local/share/pnpm
-ENV PATH=$PNPM_HOME:/bin/flakybot:usr/local/gcloud/google-cloud-sdk/bin:$PATH
+ENV PATH=$PNPM_HOME:/bin/flakybot:/usr/local/gcloud/google-cloud-sdk/bin:$PATH

ci/cloudbuild.yaml

@@ -14,6 +14,9 @@
 
 options:
   dynamic_substitutions: true
+  # Increased from default to 8 vCPUs / 8GB RAM to prevent OOM/silent crashes
+  machineType: 'E2_HIGHCPU_32'
+  diskSizeGb: '100'
 
 substitutions:
   _BUILD_TYPE: "presubmit"
@@ -26,22 +29,12 @@ logsBucket: 'gs://${_LOGS_BUCKET}/logs/google-cloud-node-core/${_BUILD_TYPE}/${C
 timeout: 32400s
 
 steps:
-  - name: 'gcr.io/kaniko-project/executor:v1.24.0'
-    args: [
-      '--log-format=text',
-      '--context=dir:///workspace/testing',
-      '--build-arg=NODE_VERSION=${_NODE_VERSION}',
-      '--dockerfile=ci/Dockerfile',
-      '--cache=true',
-      '--destination=gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}',
-      '--push-retry=3',
-      '--image-fs-extract-retry=3'
-    ]
   - name: 'gcr.io/google.com/cloudsdktool/cloud-sdk'
     entrypoint: "bash"
     args: ["ci/deletecloudbuild.sh"]
     env:
     - 'REF_NAME=${REF_NAME}'
+
   - name: gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}
     id: "run-tests"
     timeout: 32400s
@@ -53,4 +46,5 @@ steps:
     - 'PROJECT_ID=$PROJECT_ID'
     - 'REPO_OWNER=${_REPO_OWNER}'
     - 'REPO_NAME=${_REPO_NAME}'
-    - 'COMMIT_SHA=$COMMIT_SHA'
+    - 'COMMIT_SHA=$COMMIT_SHA'
+    - 'PATH=/usr/local/gcloud/google-cloud-sdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'

ci/cloudbuild_with_credentials.yaml

@@ -24,17 +24,6 @@ logsBucket: 'gs://${_LOGS_BUCKET}/logs/google-cloud-node-core/${_BUILD_TYPE}/${C
 timeout: 7200s
 
 steps:
-  - name: 'gcr.io/kaniko-project/executor:v1.9.1'
-    args: [
-      '--log-format=text',
-      '--context=dir:///workspace/testing',
-      '--build-arg=NODE_VERSION=${_NODE_VERSION}',
-      '--dockerfile=ci/Dockerfile',
-      '--cache=true',
-      '--destination=gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}',
-      '--push-retry=3',
-      '--image-fs-extract-retry=3'
-    ]
   - name: gcr.io/cloud-builders/gcloud
     entrypoint: 'bash'
     args: [ '-c', "gcloud secrets versions access latest --project=cloud-devrel-kokoro-resources --secret=long-door-651-kokoro-system-test-service-account --format='get(payload.data)'  | tr '_-' '/+' | base64 -d > /workspace/google_application_credentials.json" ]
@@ -50,4 +39,5 @@ steps:
     - 'PROJECT_ID=$PROJECT_ID'
     - 'REPO_OWNER=${_REPO_OWNER}'
     - 'REPO_NAME=${_REPO_NAME}'
-    - 'COMMIT_SHA=$COMMIT_SHA'
+    - 'COMMIT_SHA=$COMMIT_SHA'
+    - 'PATH=/usr/local/gcloud/google-cloud-sdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'

ci/cloudbuild_with_gapic_showcase.yaml

@@ -14,6 +14,8 @@
 
 options:
   dynamic_substitutions: true
+  machineType: 'E2_HIGHCPU_32'
+  diskSizeGb: '100'
 
 substitutions:
   _BUILD_TYPE: "presubmit"
@@ -31,30 +33,44 @@ steps:
     args: ['clone', 'https://github.com/googleapis/gapic-showcase.git']
 
   - id: 'Build Showcase'
-    name: 'golang:1.24'
+    name: 'golang:1.25'
     entrypoint: 'go'
     args: ['install', './cmd/gapic-showcase']
     dir: 'gapic-showcase'
     env:
       - 'GOPATH=/workspace'
       - 'GOCACHE=/workspace/.cache/go-build'
     waitFor: ['Clone Showcase']
-  - name: 'gcr.io/kaniko-project/executor:v1.24.0'
+  - name: 'gcr.io/cloud-builders/docker'
+    id: 'Pull Image for Cache'
+    entrypoint: 'bash'
+    args: ['-c', 'docker pull gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION} || exit 0']
+    waitFor: ['Build Showcase']
+
+  - name: 'gcr.io/cloud-builders/docker'
+    id: 'Build Test Image'
     args: [
-      '--log-format=text',
-      '--context=dir:///workspace/testing',
-      '--build-arg=NODE_VERSION=${_NODE_VERSION}',
-      '--dockerfile=ci/Dockerfile',
-      '--cache=true',
-      '--destination=gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}',
-      '--push-retry=3',
-      '--image-fs-extract-retry=3'
+      'build',
+      '-t', 'gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}',
+      '--cache-from', 'gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}',
+      '-f', 'ci/Dockerfile',
+      '--build-arg', 'NODE_VERSION=${_NODE_VERSION}',
+      '.'
     ]
+    waitFor: ['Pull Image for Cache']
+
+  - name: 'gcr.io/cloud-builders/docker'
+    id: 'Push Test Image'
+    args: ['push', 'gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}']
+    waitFor: ['Build Test Image']
+
   - name: 'gcr.io/google.com/cloudsdktool/cloud-sdk'
     entrypoint: "bash"
     args: ["ci/deletecloudbuild.sh"]
     env:
     - 'REF_NAME=${REF_NAME}'
+    waitFor: ['Push Test Image']
+
   - name: gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}
     id: "run-tests"
     timeout: 32400s    
@@ -80,4 +96,7 @@ steps:
     - 'REPO_OWNER=${_REPO_OWNER}'
     - 'REPO_NAME=${_REPO_NAME}'
     - 'COMMIT_SHA=$COMMIT_SHA'
-    waitFor: ['Build Showcase']
+    waitFor: ['Push Test Image']
+
+images:
+  - 'gcr.io/${PROJECT_ID}/google-cloud-node-core-${_NODE_VERSION}'

ci/export/gcnc-system-continuous-node.yaml

@@ -1,6 +1,6 @@
 createTime: '2025-09-18T18:59:44.053456230Z'
 description: Continuous build with node 18
-filename: ci/cloudbuild.yaml
+filename: ci/cloudbuild_with_gapic_showcase.yaml
 github:
   name: google-cloud-node-core
   owner: googleapis

ci/export/gcnc-system-nightly-node.yaml

@@ -1,7 +1,7 @@
 createTime: '2025-09-18T18:59:45.514768458Z'
 description: Nightly build with node 18
 gitFileSource:
-  path: ci/cloudbuild.yaml
+  path: ci/cloudbuild_with_gapic_showcase.yaml
   repoType: GITHUB
   revision: refs/heads/main
   uri: https://github.com/googleapis/google-cloud-node-core

ci/export/gcnc-system-presubmit-node.yaml

@@ -1,6 +1,6 @@
 createTime: '2025-09-18T18:59:42.228485468Z'
 description: Presubmit build with node 18
-filename: ci/cloudbuild.yaml
+filename: ci/cloudbuild_with_gapic_showcase.yaml
 github:
   name: google-cloud-node-core
   owner: googleapis

packages/gaxios/package.json

@@ -86,7 +86,7 @@
     "multiparty": "^4.2.1",
     "mv": "^2.1.1",
     "ncp": "^2.0.0",
-    "nock": "^14.0.5",
+    "nock": "14.0.5",
     "null-loader": "^4.0.1",
     "pack-n-play": "^4.0.0",
     "puppeteer": "^24.0.0",

packages/gcp-metadata/package.json

@@ -58,7 +58,6 @@
     "chai": "^4.3.10",
     "cross-env": "^7.0.3",
     "gcbuild": "^1.3.39",
-    "gcx": "^2.0.27",
     "gts": "^6.0.2",
     "jsdoc": "^4.0.4",
     "jsdoc-fresh": "^5.0.0",

packages/gcp-metadata/system-test/fixtures/hook/.gcloudignore

@@ -1,19 +1,4 @@
-# This file specifies files that are *not* uploaded to Google Cloud Platform
-# using gcloud. It follows the same syntax as .gitignore, with the addition of
-# "#!include" directives (which insert the entries of the given .gitignore-style
-# file at that point).
-#
-# For more information, run:
-#   $ gcloud topic gcloudignore
-#
-.gcloudignore
-# If you would like to upload your .git directory, .gitignore file or files
-# from your .gitignore file, remove the corresponding line
-# below:
+node_modules
 .git
 .gitignore
-
-node_modules
-#!include:.gitignore
-
 test/

packages/gcp-metadata/system-test/fixtures/hook/index.js

@@ -16,7 +16,18 @@
 
 const gcpMetadata = require('gcp-metadata');
 
+// Log availability on startup to allow verification via logs
+const init = (async () => {
+  try {
+    const isAvailable = await gcpMetadata.isAvailable();
+    console.log(`GCF_METADATA_CHECK: isAvailable=${isAvailable}`);
+  } catch (e) {
+    console.error(`GCF_METADATA_CHECK: error=${e.message}`);
+  }
+})();
+
 exports.getMetadata = async (req, res) => {
+  await init;
   const isAvailable = await gcpMetadata.isAvailable();
   const instance = await gcpMetadata.instance();
   const svc = await gcpMetadata.instance({