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| 1 | +#!/usr/bin/env bash -e |
| 2 | + |
| 3 | +# |
| 4 | +# this script is used for bootstraping a new project in your AWS account |
| 5 | +# |
| 6 | + |
| 7 | +new_folder=$1 |
| 8 | +SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )" |
| 9 | + |
| 10 | +# authoritative backend file |
| 11 | +backend_file="account/backend.auto.tfvars" |
| 12 | + |
| 13 | +# remote state variables |
| 14 | +tfstate_bucket="" |
| 15 | +region="us-east-1" |
| 16 | +dynamodb_table="tf-locktable" |
| 17 | + |
| 18 | + |
| 19 | +function usage() { |
| 20 | + cat <<EOF |
| 21 | +Usage: bin/new-project.sh FOLDER_NAME |
| 22 | +
|
| 23 | +Creates new folder with common files for another cloud component defined in terraform. |
| 24 | +
|
| 25 | +EOF |
| 26 | +} |
| 27 | + |
| 28 | +function check_for_errors() { |
| 29 | + if [ -z $new_folder ]; then |
| 30 | + echo "ERROR: no new folder specified" |
| 31 | + usage |
| 32 | + exit 1 |
| 33 | + fi |
| 34 | + if [ -d $new_folder ]; then |
| 35 | + echo "ERROR: $new_folder already exits" |
| 36 | + usage |
| 37 | + exit 1 |
| 38 | + fi |
| 39 | +} |
| 40 | + |
| 41 | +function get_backend_variables() { |
| 42 | + echo "Getting backend variables from $backend_file" |
| 43 | + while read line; do |
| 44 | + key=$(echo $line | sed -E 's/([a-zAZ_]*)([ =]*)(.*)/\1/') |
| 45 | + value=$(echo $line | sed -E 's/([a-zAZ_]*)([ =]*)(.*)/\3/') |
| 46 | + case $key in |
| 47 | + bucket) |
| 48 | + tfstate_bucket=$value |
| 49 | + ;; |
| 50 | + region) |
| 51 | + region=$value |
| 52 | + ;; |
| 53 | + dynamodb_table) |
| 54 | + dynamodb_table=$value |
| 55 | + ;; |
| 56 | + *) |
| 57 | + ;; |
| 58 | + esac |
| 59 | + |
| 60 | + done <$backend_file |
| 61 | +} |
| 62 | + |
| 63 | +function create_new_folder() { |
| 64 | + echo "creating new folder, $new_folder" |
| 65 | + mkdir $new_folder |
| 66 | + |
| 67 | + cd $new_folder |
| 68 | + |
| 69 | + echo "symlinking common files" |
| 70 | + ln -s ../common/* . |
| 71 | + echo "done creating new folder" |
| 72 | +} |
| 73 | + |
| 74 | +function create_backend_file() { |
| 75 | + new_backend="backend.auto.tfvars" |
| 76 | + touch $new_backend |
| 77 | + echo "bucket = $tfstate_bucket" >> $new_backend |
| 78 | + echo "key = \"$new_folder.tfstate\"" >> $new_backend |
| 79 | + echo "dynamodb_table = $dynamodb_table" >> $new_backend |
| 80 | + echo "region = $region" >> $new_backend |
| 81 | +} |
| 82 | + |
| 83 | +function create_readme() { |
| 84 | + echo "# $new_folder" > README.md |
| 85 | +cat <<EOT >> README.md |
| 86 | +
|
| 87 | +<!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK --> |
| 88 | +## Inputs |
| 89 | +
|
| 90 | +| Name | Description | Type | Default | Required | |
| 91 | +|------|-------------|:----:|:-----:|:-----:| |
| 92 | +
|
| 93 | +## Outputs |
| 94 | +
|
| 95 | +| Name | Description | |
| 96 | +|------|-------------| |
| 97 | +
|
| 98 | +<!-- END OF PRE-COMMIT-TERRAFORM DOCS HOOK --> |
| 99 | +EOT |
| 100 | + |
| 101 | +} |
| 102 | + |
| 103 | +function create_terraform_files() { |
| 104 | + create_readme |
| 105 | + |
| 106 | + echo "include ../Makefile" > Makefile |
| 107 | + |
| 108 | + touch main.tf |
| 109 | + touch variables.tf |
| 110 | + touch outputs.tf |
| 111 | + |
| 112 | + create_backend_file |
| 113 | +} |
| 114 | + |
| 115 | +function main() { |
| 116 | + check_for_errors |
| 117 | + get_backend_variables |
| 118 | + create_new_folder |
| 119 | + create_terraform_files |
| 120 | + |
| 121 | + echo 'done' |
| 122 | +} |
| 123 | + |
| 124 | +main "$@" |
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