use dnsmasq for translations generic worker

Hopefully a fix for mozilla/translations#549

Author: bhearsum

builders/gw_translations_gcp.yaml

@@ -13,6 +13,7 @@ script_directories:
   - ubuntu-jammy
   - ubuntu-worker-requirements
   - ubuntu-cuda
+  - ubuntu-dnsmasq
   - generic-worker-linux
   - worker-runner-linux
   - worker-runner-gw-systemd  # TODO: merge with 'generic-worker-linux'?

scripts/ubuntu-dnsmasq/01-switch-to-dnsmasq.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -exv
+
+# init helpers
+helpers_dir=${MONOPACKER_HELPERS_DIR:-"/etc/monopacker/scripts"}
+for h in ${helpers_dir}/*.sh; do
+    . $h;
+done
+
+apt-get install -y dnsmasq
+systemctl stop systemd-resolved
+systemctl disable systemd-resolved
+echo "server=8.8.8.8" >> /etc/dnsmasq.conf
+systemctl start dnsmasq