# 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
#
#      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.

version: '3'

volumes:
  root_config_gcloud:
services:
  gcloud_ssh_proxy:
    build: .
    volumes:
      - ~/.config/gcloud:/.config/gcloud
      - ~/.ssh:/root/.ssh
    # use network_mode:host for easy debug in local env.
    network_mode: host
    entrypoint:
      '/gssh_proxy.sh'
    healthcheck:
      test: 'netstat -ltn | grep -c $PORT || exit 1'
      interval: 5s
      timeout: 3s
      retries: 10
    environment:
      - CLOUDSDK_CONFIG=/.config/gcloud
      - TERM=xterm-256color
      - USER
      - PORT=$PORT
      - ZONE=$ZONE
      - PROXY_SERVER=$PROXY_SERVER
      - PROJECT_ID=$PROJECT_ID

  # proxy_waiter runs a dummy container to wait for healtcheck of gcloud ssh proxy
  proxy_waiter:
    image: gcr.io/cloud-builders/gcloud-slim:latest
    network_mode: host
    command: >
      version
    depends_on:
      gcloud_ssh_proxy:
        condition: service_healthy