3-networks-hub-and-spoke/modules/transitivity/assets/gw.yaml

#cloud-config

# Copyright 2022 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
#
#     https://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.

write_files:
  - path: /etc/sysctl.conf
    permissions: "0644"
    owner: root
    content: |
      net.ipv4.ip_forward = 1
      net.ipv6.conf.all.forwarding = 1
      net.ipv4.conf.all.accept_redirects = 0
      net.ipv4.conf.all.send_redirects = 0
runcmd:
  - sysctl -p
%{ for command in commands ~}
  - '${command}'
%{ endfor ~}