Add logOutput variable so output can be used by other actions

Author: Ic3w0lf

.editorconfig

@@ -2,7 +2,7 @@ root = true
 
 [*]
 indent_style = space
-indent_size = 2
+indent_size = 4
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true

README.md

@@ -79,6 +79,7 @@ This action is great for executing migrations or other pre/post deployment steps
 | --- | --- |
 | task-arn | The full ARN for the task that was ran. Will be added as ENV variable. |
 | task-id | The ID for the task that was ran. Will be added as ENV variable. |
+| log-output | The log output of the task that was ran, if `tail-logs` was set to true. |
 <!-- action-docs-outputs -->
 
 <!-- action-docs-runs -->

action.yml

@@ -53,6 +53,8 @@ outputs:
     description: 'The full ARN for the task that was ran. Will be added as ENV variable.'
   task-id:
     description: 'The ID for the task that was ran. Will be added as ENV variable.'
+  log-output:
+    description: 'The log output of the task that was ran, if `tail-logs` was set to true.'
 
 runs:
   using: 'node16'

index.js

@@ -67,6 +67,8 @@ const main = async () => {
 
         // Get logging configuration
         let logFilterStream = null;
+        let logOutput = null;
+
         if (tailLogs) {
             core.debug(`Logging enabled. Getting logConfiguration from TaskDefinition.`)
             let taskDef = await ecs.describeTaskDefinition({taskDefinition: taskDefinition}).promise();
@@ -104,7 +106,9 @@ const main = async () => {
                         });
 
                         logFilterStream.on('data', function (eventObject) {
-                            core.info(`${new Date(eventObject.timestamp).toISOString()}: ${eventObject.message}`);
+                            const logLine = `${new Date(eventObject.timestamp).toISOString()}: ${eventObject.message}`
+                            core.info(logLine);
+                            logOutput += logLine + '\n';
                         });
 
                         return true;
@@ -113,6 +117,9 @@ const main = async () => {
             }
         }
 
+        // Set output variable, so it can be used by other actions
+        core.setOutput('log-output', logOutput);
+
         // Wait for Task to finish
         core.debug(`Waiting for task to finish.`);
         await ecs.waitFor('tasksStopped', {cluster, tasks: [taskArn]}).promise();