Added Google Chrome post-install script (#32700)
- Added post-install script to Google Chrome custom package to handle restarting app to complete update
This commit is contained in:
Allen Houchins
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#!/bin/bash
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#
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# Chrome restart post-Install script
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# Restarts Google Chrome with session restoration
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#
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set -euo pipefail
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# Configuration
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readonly CHROME_APP_NAME="Google Chrome"
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readonly CHROME_APP_PATH="/Applications/Google Chrome.app"
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readonly WAIT_TIME=2
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readonly MAX_KILL_WAIT=10
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readonly MAX_RESTART_ATTEMPTS=3
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readonly VERIFICATION_WAIT=3
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# Post-install context - always run as root
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readonly PKG_INSTALL_CONTEXT=true
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# Verify running as root (required for pkg post-install)
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verify_root() {
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if [[ $EUID -ne 0 ]]; then
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echo "ERROR: This script must be run as root (pkg post-install context)" >&2
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exit 1
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fi
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}
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# Enhanced logging function for pkg post-install context
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log() {
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local level="$1"
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shift
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local message="$*"
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# In pkg post-install context, log to system log and stdout
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local log_message="$(date '+%Y-%m-%d %H:%M:%S') [Chrome Post-Install] [$level]: $message"
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# Always output to stdout for pkg installer visibility
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echo "$log_message"
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# Also log to system log for persistence
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logger -t "chrome-post-install" "$message"
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}
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# Cleanup function for signal handling
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cleanup() {
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log "INFO" "Script interrupted, cleaning up..."
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exit 1
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}
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# Set up signal handlers
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setup_signal_handlers() {
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trap cleanup SIGINT SIGTERM
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}
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# Enhanced Chrome process detection
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get_chrome_pids() {
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# Get main Chrome process PIDs, excluding helpers and renderers
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pgrep -i "Google Chrome" 2>/dev/null | while read -r pid; do
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# Check if this is a main Chrome process (not helper/renderer)
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local cmdline
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cmdline=$(ps -p "$pid" -o command= 2>/dev/null || true)
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if [[ "$cmdline" =~ "Google Chrome" && ! "$cmdline" =~ "Helper" && ! "$cmdline" =~ "Renderer" ]]; then
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echo "$pid"
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fi
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done
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}
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# Check if Chrome is running (enhanced)
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is_chrome_running() {
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local pids
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pids=$(get_chrome_pids)
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[[ -n "$pids" ]]
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}
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# Verify Chrome startup
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verify_chrome_started() {
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log "DEBUG" "Verifying Chrome startup..."
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sleep "$VERIFICATION_WAIT"
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if is_chrome_running; then
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log "INFO" "Chrome startup verified successfully"
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return 0
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else
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log "WARN" "Chrome may not have started properly"
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return 1
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fi
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}
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# Restart Chrome with retry logic (optimized for post-install)
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restart_chrome_with_retry() {
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local attempt=1
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while [[ $attempt -le $MAX_RESTART_ATTEMPTS ]]; do
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log "INFO" "Restarting Chrome (attempt $attempt/$MAX_RESTART_ATTEMPTS)..."
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# In post-install context, we need to restart Chrome for the logged-in user
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# Use launchctl to start Chrome for the current console user
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local console_user
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console_user=$(stat -f %Su /dev/console 2>/dev/null || echo "")
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if [[ -n "$console_user" && "$console_user" != "root" ]]; then
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# Start Chrome as the console user
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if sudo -u "$console_user" open -a "$CHROME_APP_NAME" --args --restore-last-session; then
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if verify_chrome_started; then
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log "INFO" "Chrome restart completed successfully for user: $console_user"
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return 0
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else
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log "WARN" "Chrome started but verification failed"
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fi
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else
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log "WARN" "Chrome restart attempt $attempt failed for user: $console_user"
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fi
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else
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# Fallback: try to start Chrome directly (may not work without user context)
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log "WARN" "No console user found, attempting direct Chrome start..."
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if open -a "$CHROME_APP_NAME" --args --restore-last-session; then
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if verify_chrome_started; then
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log "INFO" "Chrome restart completed successfully"
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return 0
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else
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log "WARN" "Chrome started but verification failed"
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fi
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else
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log "WARN" "Chrome restart attempt $attempt failed"
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fi
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fi
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if [[ $attempt -lt $MAX_RESTART_ATTEMPTS ]]; then
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log "INFO" "Waiting before retry..."
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sleep 2
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fi
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((attempt++))
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done
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log "ERROR" "Failed to restart Chrome after $MAX_RESTART_ATTEMPTS attempts"
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return 1
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}
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# Gracefully terminate Chrome processes (optimized for post-install)
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terminate_chrome() {
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log "INFO" "Terminating Chrome processes..."
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# Get current Chrome PIDs for logging
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local pids
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pids=$(get_chrome_pids)
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if [[ -n "$pids" ]]; then
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log "INFO" "Found Chrome PIDs: $pids"
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fi
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# Send TERM signal to Chrome processes
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pkill -TERM "Google Chrome" 2>/dev/null || true
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# Wait for graceful shutdown
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local count=0
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while is_chrome_running && [[ $count -lt $MAX_KILL_WAIT ]]; do
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sleep 1
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((count++))
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log "INFO" "Waiting for graceful shutdown... ($count/$MAX_KILL_WAIT)"
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done
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# Force kill if still running
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if is_chrome_running; then
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log "WARN" "Graceful shutdown failed, force killing Chrome..."
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pkill -KILL "Google Chrome" 2>/dev/null || true
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sleep 1
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# Final check
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if is_chrome_running; then
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log "ERROR" "Failed to terminate Chrome processes"
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return 1
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fi
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fi
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log "INFO" "Chrome processes terminated successfully"
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return 0
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}
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# Main execution function (optimized for pkg post-install)
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main() {
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# Verify we're running as root (required for pkg post-install)
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verify_root
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# Set up signal handlers
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setup_signal_handlers
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log "INFO" "Starting Chrome post-install restart process..."
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log "INFO" "Running as root in pkg post-install context"
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# Check if Chrome is installed
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if [[ ! -d "$CHROME_APP_PATH" ]]; then
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log "ERROR" "Google Chrome not found at $CHROME_APP_PATH"
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exit 1
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fi
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log "INFO" "Chrome installation verified at $CHROME_APP_PATH"
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# Check if Chrome is running
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if ! is_chrome_running; then
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log "INFO" "Chrome is not currently running, nothing to restart"
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exit 0
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fi
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log "INFO" "Chrome is currently running, proceeding with restart"
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# Terminate Chrome
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if ! terminate_chrome; then
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log "ERROR" "Failed to terminate Chrome processes"
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exit 1
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fi
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# Wait before restart
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log "INFO" "Waiting ${WAIT_TIME} seconds before restart..."
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sleep "$WAIT_TIME"
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# Restart Chrome with retry logic
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if ! restart_chrome_with_retry; then
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log "ERROR" "Failed to restart Chrome"
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exit 1
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fi
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log "INFO" "Chrome post-install restart process completed successfully"
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}
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# Execute main function
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main "$@"
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@@ -1,4 +1,6 @@
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url: https://dl.google.com/chrome/mac/stable/accept_tos%3Dhttps%253A%252F%252Fwww.google.com%252Fintl%252Fen_ph%252Fchrome%252Fterms%252F%26_and_accept_tos%3Dhttps%253A%252F%252Fpolicies.google.com%252Fterms/googlechrome.pkg
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self_service: true
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post_install_script:
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path: ../scripts/google-chrome-post-install.sh
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categories:
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- Browsers
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