closes #135

action.yml

@@ -22,6 +22,9 @@ inputs:
  log-configuration-options:
  description: "Create/Override options inside logConfiguration. Each variable is of the form key=value, you can specify multiple variables with multi-line YAML strings."
  required: false
+# tags:
+# description: "Tags to add to the task definition. Each Tag is of the form KEY=value, you can specify multiple key–value pairs with multi-line YAML strings."
+# required: false
 outputs:
  task-definition:
  description: 'The path to the rendered task definition file'

index.js

@@ -11,6 +11,7 @@ async function run() {
  const imageURI = core.getInput('image', { required: true });
 
  const environmentVariables = core.getInput('environment-variables', { required: false });
+ const tags = core.getInput('tags', {required: false});
 
  const logConfigurationLogDriver = core.getInput("log-configuration-log-driver", { required: false });
  const logConfigurationOptions = core.getInput("log-configuration-options", { required: false });
@@ -73,6 +74,43 @@ async function run() {
  })
  }
 
+ if (tags) {
+
+ // If tags array is missing, create it
+ if (!Array.isArray(containerDef.tags)) {
+ containerDef.tags = [];
+ }
+
+ // Get pairs by splitting on newlines
+ tags.split('\n').forEach(function (line) {
+ // Trim whitespace
+ const trimmedLine = line.trim();
+ // Skip if empty
+ if (trimmedLine.length === 0) { return; }
+ // Split on =
+ const separatorIdx = trimmedLine.indexOf("=");
+ // If there's nowhere to split
+ if (separatorIdx === -1) {
+ throw new Error(`Cannot parse the tag '${trimmedLine}'. Tag key–value pairs must be of the form KEY=value.`);
+ }
+ // Build object
+ const tag = {
+ key: trimmedLine.substring(0, separatorIdx),
+ value: trimmedLine.substring(separatorIdx + 1),
+ };
+
+ // Search container definition tags for one matching name
+ const tagDef = containerDef.tags.find((e) => e.key == tag.key);
+ if (tagDef) {
+ // If found, update
+ tagDef.value = tag.value;
+ } else {
+ // Else, create
+ containerDef.tags.push(tag);
+ }
+ })
+ }
+
  if (logConfigurationLogDriver) {
  if (!containerDef.logConfiguration) { containerDef.logConfiguration = {} }
  const validDrivers = ["json-file", "syslog", "journald", "logentries", "gelf", "fluentd", "awslogs", "splunk", "awsfirelens"];

index.test.js

@@ -27,7 +27,8 @@ describe('Render task definition', () => {
  .mockReturnValueOnce('task-definition.json') // task-definition
  .mockReturnValueOnce('web') // container-name
  .mockReturnValueOnce('nginx:latest') // image
- .mockReturnValueOnce('FOO=bar\nHELLO=world'); // environment-variables
+ .mockReturnValueOnce('FOO=bar\nHELLO=world') // environment-variables
+ .mockReturnValueOnce('tag=value\nanother=tag'); // tags
 
  process.env = Object.assign(process.env, { GITHUB_WORKSPACE: __dirname });
  process.env = Object.assign(process.env, { RUNNER_TEMP: '/home/runner/work/_temp' });
@@ -92,6 +93,16 @@ describe('Render task definition', () => {
  name: "HELLO",
  value: "world"
  }
+ ],
+ tags: [
+ {
+ key: "tag",
+ value: "value"
+ },
+ {
+ key: "another",
+ value: "tag"
+ }
  ]
  },
  {
@@ -110,7 +121,8 @@ describe('Render task definition', () => {
  .mockReturnValueOnce('/hello/task-definition.json') // task-definition
  .mockReturnValueOnce('web') // container-name
  .mockReturnValueOnce('nginx:latest') // image
- .mockReturnValueOnce('EXAMPLE=here'); // environment-variables
+ .mockReturnValueOnce('EXAMPLE=here') // environment-variables
+ .mockReturnValueOnce('tag=value'); // tags
  jest.mock('/hello/task-definition.json', () => ({
  family: 'task-def-family',
  containerDefinitions: [
@@ -142,6 +154,12 @@ describe('Render task definition', () => {
  name: "EXAMPLE",
  value: "here"
  }
+ ],
+ tags: [
+ {
+ key: "tag",
+ value: "value"
+ }
  ]
  }
  ]
@@ -157,6 +175,7 @@ describe('Render task definition', () => {
  .mockReturnValueOnce('web')
  .mockReturnValueOnce('nginx:latest')
  .mockReturnValueOnce('FOO=bar\nHELLO=world')
+ .mockReturnValueOnce('tag=value\nanother=tag')
  .mockReturnValueOnce('awslogs')
  .mockReturnValueOnce(`awslogs-create-group=true\nawslogs-group=/ecs/web\nawslogs-region=us-east-1\nawslogs-stream-prefix=ecs`);
 
@@ -192,6 +211,16 @@ describe('Render task definition', () => {
  value: "world"
  }
  ],
+ tags: [
+ {
+ key: "tag",
+ value: "value"
+ },
+ {
+ key: "another",
+ value: "tag"
+ }
+ ],
  logConfiguration: {
  logDriver: "awslogs",
  options: {