Make google-cloud-cli apt package installation conditional on rodete

local/install_deps_linux.bash

@@ -90,8 +90,10 @@ sudo apt-get install -y \
 sudo apt-get install -y apt-transport-https software-properties-common
 
 if [ "$distro_codename" == "rodete" ]; then
-  glogin
-  sudo glinux-add-repo docker-ce-"$distro_codename"
+  if ! which docker > /dev/null 2>&1; then
+    glogin
+    sudo glinux-add-repo docker-ce-"$distro_codename"
+  fi
 else
   curl -fsSL https://download.docker.com/linux/${distro_id,,}/gpg | \
       sudo apt-key add -
@@ -147,13 +149,20 @@ if gcloud components install --quiet beta; then
 else
   # Either Cloud SDK component manager is disabled (default on GCE), or google-cloud-cli package is
   # installed via apt-get.
-  sudo apt-get install -y \
-      google-cloud-cli-app-engine-go \
-      google-cloud-cli-app-engine-python \
-      google-cloud-cli-app-engine-python-extras \
-      google-cloud-cli \
-      google-cloud-cli-datastore-emulator \
-      google-cloud-cli-pubsub-emulator
+  # Note: app-engine-python, app-engine-python-extras, and pubsub-emulator apt packages are optional on rodete (b/414408644, b/484368884).
+  if [ "$distro_codename" == "rodete" ]; then
+    sudo apt-get install -y \
+        google-cloud-cli \
+        google-cloud-cli-datastore-emulator
+  else
+    sudo apt-get install -y \
+        google-cloud-cli \
+        google-cloud-cli-app-engine-go \
+        google-cloud-cli-app-engine-python \
+        google-cloud-cli-app-engine-python-extras \
+        google-cloud-cli-datastore-emulator \
+        google-cloud-cli-pubsub-emulator
+  fi
 fi
 
 dir=$(dirname "$0")

local/install_python_deps_linux.bash

@@ -54,6 +54,9 @@ fi
 
 # Install other dependencies (e.g. bower).
 nodeenv -p --prebuilt
+# Re-activate virtual environment after nodeenv modifies activate scripts and PATH
+# so that global node npm packages (like bower) install into the virtual environment bin directory.
+source "$(${PYTHON} -m pipenv --venv)/bin/activate"
 # Unsafe perm flag allows bower and polymer-bundler install for root users as well.
 npm install --unsafe-perm -g bower polymer-bundler
 bower --allow-root install

local/tests/install_deps_test_linux.bash

@@ -0,0 +1,80 @@
+#!/bin/bash -ex
+#
+# Copyright 2026 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.
+
+if [ "$(uname)" != "Linux" ]; then
+  echo "install_deps_test_linux.bash is supported on Linux only."
+  exit 0
+fi
+
+# Store repository root directory before cloning.
+REPO_DIR=$(git rev-parse --show-toplevel)
+
+TEMP_DIR=$(mktemp -d -t clusterfuzz-fresh-install-XXXXXX)
+cleanup() {
+  rm -rf "$TEMP_DIR"
+}
+trap cleanup EXIT
+
+# Clone a clean copy of the repo to test installation in an isolated fresh checkout.
+git clone "$REPO_DIR" "$TEMP_DIR/clusterfuzz"
+cd "$TEMP_DIR/clusterfuzz"
+
+# Verify initial clean state (no vendored directories).
+if [ -d src/third_party ]; then
+  echo "ERROR: src/third_party should not exist in fresh checkout."
+  exit 1
+fi
+if [ -d src/appengine/third_party ]; then
+  echo "ERROR: src/appengine/third_party should not exist in fresh checkout."
+  exit 1
+fi
+
+# Run installation script for fresh setup.
+./local/install_deps.bash
+
+# Verify virtual environment and python installation.
+VENV_DIR=$(python3 -m pipenv --venv)
+if [ ! -f "$VENV_DIR/bin/python" ]; then
+  echo "ERROR: Pipenv virtual environment python was not created."
+  exit 1
+fi
+
+# Verify vendored core third_party packages.
+if [ ! -d src/third_party/google/cloud/monitoring_v3 ]; then
+  echo "ERROR: src/third_party/google/cloud/monitoring_v3 missing."
+  exit 1
+fi
+
+# Verify vendored appengine third_party packages.
+if [ ! -d src/appengine/third_party/flask ]; then
+  echo "ERROR: src/appengine/third_party/flask missing."
+  exit 1
+fi
+
+# Verify bower frontend components.
+if [ ! -d src/appengine/private/bower_components ]; then
+  echo "ERROR: src/appengine/private/bower_components missing."
+  exit 1
+fi
+
+# Verify linting passes in fresh environment.
+pipenv run python butler.py lint
+
+# Verify running core and appengine unit tests passes in fresh environment.
+pipenv run python butler.py py_unittest -t core -p deploy_test.py
+pipenv run python butler.py py_unittest -t appengine -p home_test.py
+
+echo "SUCCESS: Fresh checkout setup using local/install_deps.bash verified!"