stream logs through standard input and new remote client cli command

src/model/cli/cli.ts

@@ -52,6 +52,7 @@ export class Cli {
     program.option('--cachePushTo <cachePushTo>', 'cache push to caching folder');
     program.option('--artifactName <artifactName>', 'caching artifact name');
     program.option('--select <select>', 'select a particular resource');
+    program.option('--logFile <logFile>', 'output to log file (log stream only)');
     program.parse(process.argv);
     Cli.options = program.opts();
 

src/model/cloud-runner/remote-client/index.ts

@@ -12,6 +12,7 @@ import { CloudRunnerSystem } from '../services/core/cloud-runner-system';
 import YAML from 'yaml';
 import GitHub from '../../github';
 import BuildParameters from '../../build-parameters';
+import { Cli } from '../../cli/cli';
 
 export class RemoteClient {
   @CliFunction(`remote-cli-pre-build`, `sets up a repository, usually before a game-ci build`)
@@ -24,6 +25,30 @@ export class RemoteClient {
     await RemoteClient.runCustomHookFiles(`before-build`);
   }
 
+  @CliFunction('remote-cli-log-stream', `log stream from standard input`)
+  public static async remoteClientLogStream() {
+    const logFile = Cli.options!['logFile'];
+    process.stdin.resume();
+    process.stdin.setEncoding('utf8');
+
+    let lingeringLine = '';
+
+    process.stdin.on('data', (chunk) => {
+      const lines = chunk.toString().split('\n');
+
+      lines[0] = lingeringLine + lines[0];
+      lingeringLine = lines.pop() || '';
+
+      for (const element of lines) {
+        fs.appendFileSync(logFile, element);
+      }
+    });
+
+    process.stdin.on('end', function () {
+      fs.appendFileSync(logFile, lingeringLine);
+    });
+  }
+
   @CliFunction(`remote-cli-post-build`, `runs a cloud runner build`)
   public static async remoteClientPostBuild(): Promise<string> {
     RemoteClientLogger.log(`Running POST build tasks`);

src/model/cloud-runner/workflows/build-automation-workflow.ts

@@ -110,7 +110,7 @@ node ${builderPath} -m remote-cli-pre-build`;
     chmod -R +x "/steps"
     echo "game ci start"
     echo "game ci start" >> /home/job-log.txt
-    /entrypoint.sh | tee /home/build-log.txt
+    /entrypoint.sh | node ${builderPath} -m remote-cli-log-stream /home/build-log.txt
     cat /home/build-log.txt >> /home/job-log.txt
     node ${builderPath} -m remote-cli-post-build`;
   }