xref: /aosp_15_r20/external/google-cloud-java/.cloud/helpers/plan.sh (revision 55e87721aa1bc457b326496a7ca40f3ea1a63287)
1#!/bin/bash
2#
3# Copyright 2022 Google LLC
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      https://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16#
17set -eo pipefail
18
19# Ensure current directory is same as script.
20helperDir="$(cd -P -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
21pushd "$helperDir/.." >/dev/null
22
23# If Terraform was previously configured to work with a different project,
24# then remove the previous Terraform state.
25prev_project_id=$(terraform output -raw project_id &>/dev/null)
26if [[ $? -eq 0 ]]; then
27  if [[ "$prev_project_id" != "$GOOGLE_CLOUD_PROJECT" ]]; then
28    if [[ -f terraform.tfstate ]]; then
29      rm terraform.tfstate
30    fi
31  fi
32fi
33
34# Create generated.auto.tfvars which will be used as input values to generated-variables.tf
35touch generated.auto.tfvars
36echo "# Auto-generated by ./.cloud/plan.sh
37project_id = \"$GOOGLE_CLOUD_PROJECT\"
38" >generated.auto.tfvars
39
40# Either use given module list, or get a list of all modules in the parent directory.
41if [ -n "$1" ]; then
42  modules=$1
43else
44  modules=$(listAllModules)
45fi
46echo "Planning around modules $modules"
47IFS=','
48for module in $modules; do
49  # Only include modules with a .cloud subdirectory in the generated config.
50  if [ -f "../$module/.cloud/preplan.sh" ]; then
51    # shellcheck disable=SC1090
52    source "../$module/.cloud/preplan.sh" generated.auto.tfvars
53  fi
54done
55
56terraform fmt -list=false generated.auto.tfvars
57terraform plan -out generated.tfplan
58terraform show -json generated.tfplan >generated.tfplan.json
59
60popd >/dev/null
61