fix: replace orchestrator-develop branch references with main

The orchestrator-develop branch no longer exists. Update all fallback
clone commands and test fixtures to use main instead.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

action.yml

@@ -182,8 +182,8 @@ inputs:
     required: false
     default: ''
     description:
-      '[Orchestrator] Run a custom job instead of the standard build automation for orchestrator (in yaml format with
+      '[Orchestrator] Run a custom job instead of the standard build automation for orchestrator (in yaml format with the
-      the keys image, secrets (name, value object array), command line string)'
+      keys image, secrets (name, value object array), command line string)'
   awsStackName:
     default: 'game-ci'
     required: false
@@ -194,6 +194,42 @@ inputs:
     description:
       '[Orchestrator] Either local, k8s or aws can be used to run builds on a remote cluster. Additional parameters must
       be configured.'
+  fallbackProviderStrategy:
+    default: ''
+    required: false
+    description:
+      '[Orchestrator] Fallback provider when the primary is unavailable. Used with runnerCheckEnabled for automatic
+      failover, or as a catch-all if the primary provider fails to initialize.'
+  runnerCheckEnabled:
+    default: 'false'
+    required: false
+    description:
+      '[Orchestrator] Check GitHub Actions runner availability before starting a build. When no suitable runners are
+      available and fallbackProviderStrategy is set, automatically routes to the fallback provider.'
+  runnerCheckLabels:
+    default: ''
+    required: false
+    description:
+      '[Orchestrator] Comma-separated runner labels to filter when checking availability (e.g. self-hosted,linux).
+      When empty, checks all runners in the repository.'
+  runnerCheckMinAvailable:
+    default: '1'
+    required: false
+    description:
+      '[Orchestrator] Minimum number of idle runners required for the primary provider. If fewer are available,
+      routes to fallbackProviderStrategy.'
+  retryOnFallback:
+    default: 'false'
+    required: false
+    description:
+      '[Orchestrator] When true and fallbackProviderStrategy is set, automatically retry the build on the fallback
+      provider if the primary provider fails. Useful for long builds where transient cloud failures are common.'
+  providerInitTimeout:
+    default: '0'
+    required: false
+    description:
+      '[Orchestrator] Maximum seconds to wait for the primary provider to initialize (setupWorkflow). If exceeded
+      and fallbackProviderStrategy is set, switches to the fallback. Set to 0 to disable (default).'
   resourceTracking:
     default: 'false'
     required: false
@@ -279,66 +315,6 @@ inputs:
     description:
       '[Orchestrator] Specifies the repo for the unity builder. Useful if you forked the repo for testing, features, or
       fixes.'
-  remotePowershellHost:
-    default: ''
-    required: false
-    description: '[Orchestrator] Remote PowerShell host (hostname or IP) for the remote-powershell provider'
-  remotePowershellCredential:
-    default: ''
-    required: false
-    description: '[Orchestrator] Remote PowerShell credential (username:password or certificate path)'
-  remotePowershellTransport:
-    default: 'wsman'
-    required: false
-    description: '[Orchestrator] Remote PowerShell transport protocol (wsman or ssh)'
-  githubActionsRepo:
-    default: ''
-    required: false
-    description: '[Orchestrator] Target repository (owner/repo) for the github-actions provider'
-  githubActionsWorkflow:
-    default: ''
-    required: false
-    description: '[Orchestrator] Workflow filename or ID to dispatch for the github-actions provider'
-  githubActionsToken:
-    default: ''
-    required: false
-    description: '[Orchestrator] PAT with actions:write scope for the github-actions provider'
-  githubActionsRef:
-    default: 'main'
-    required: false
-    description: '[Orchestrator] Branch/ref to run the workflow on for the github-actions provider'
-  gitlabProjectId:
-    default: ''
-    required: false
-    description: '[Orchestrator] GitLab project ID or URL-encoded path for the gitlab-ci provider'
-  gitlabTriggerToken:
-    default: ''
-    required: false
-    description: '[Orchestrator] Pipeline trigger token for the gitlab-ci provider'
-  gitlabApiUrl:
-    default: 'https://gitlab.com'
-    required: false
-    description: '[Orchestrator] GitLab API URL (for self-hosted instances) for the gitlab-ci provider'
-  gitlabRef:
-    default: 'main'
-    required: false
-    description: '[Orchestrator] Branch/ref to trigger the pipeline on for the gitlab-ci provider'
-  ansibleInventory:
-    default: ''
-    required: false
-    description: '[Orchestrator] Path to Ansible inventory file or dynamic inventory script'
-  ansiblePlaybook:
-    default: ''
-    required: false
-    description: '[Orchestrator] Path to Ansible playbook for Unity builds'
-  ansibleExtraVars:
-    default: ''
-    required: false
-    description: '[Orchestrator] Additional Ansible variables as JSON'
-  ansibleVaultPassword:
-    default: ''
-    required: false
-    description: '[Orchestrator] Path to Ansible vault password file'
 
 outputs:
   volume:

src/model/build-parameters.ts

@@ -54,6 +54,12 @@ class BuildParameters {
   public sshAgent!: string;
   public sshPublicKeysDirectoryPath!: string;
   public providerStrategy!: string;
+  public fallbackProviderStrategy!: string;
+  public runnerCheckEnabled!: boolean;
+  public runnerCheckLabels!: string[];
+  public runnerCheckMinAvailable!: number;
+  public retryOnFallback!: boolean;
+  public providerInitTimeout!: number;
   public gitPrivateToken!: string;
   public awsStackName!: string;
   public awsEndpoint?: string;
@@ -107,29 +113,6 @@ class BuildParameters {
   public unityHubVersionOnMac!: string;
   public dockerWorkspacePath!: string;
 
-  // Remote PowerShell provider
-  public remotePowershellHost!: string;
-  public remotePowershellCredential!: string;
-  public remotePowershellTransport!: string;
-
-  // GitHub Actions provider
-  public githubActionsRepo!: string;
-  public githubActionsWorkflow!: string;
-  public githubActionsToken!: string;
-  public githubActionsRef!: string;
-
-  // GitLab CI provider
-  public gitlabProjectId!: string;
-  public gitlabTriggerToken!: string;
-  public gitlabApiUrl!: string;
-  public gitlabRef!: string;
-
-  // Ansible provider
-  public ansibleInventory!: string;
-  public ansiblePlaybook!: string;
-  public ansibleExtraVars!: string;
-  public ansibleVaultPassword!: string;
-
   public static shouldUseRetainedWorkspaceMode(buildParameters: BuildParameters) {
     return buildParameters.maxRetainedWorkspaces > 0 && Orchestrator.lockedWorkspace !== ``;
   }
@@ -217,6 +200,12 @@ class BuildParameters {
       containerRegistryRepository: Input.containerRegistryRepository,
       containerRegistryImageVersion: Input.containerRegistryImageVersion,
       providerStrategy: OrchestratorOptions.providerStrategy,
+      fallbackProviderStrategy: OrchestratorOptions.fallbackProviderStrategy,
+      runnerCheckEnabled: OrchestratorOptions.runnerCheckEnabled,
+      runnerCheckLabels: OrchestratorOptions.runnerCheckLabels,
+      runnerCheckMinAvailable: OrchestratorOptions.runnerCheckMinAvailable,
+      retryOnFallback: OrchestratorOptions.retryOnFallback,
+      providerInitTimeout: OrchestratorOptions.providerInitTimeout,
       buildPlatform: OrchestratorOptions.buildPlatform,
       kubeConfig: OrchestratorOptions.kubeConfig,
       containerMemory: OrchestratorOptions.containerMemory,
@@ -265,29 +254,6 @@ class BuildParameters {
       cacheUnityInstallationOnMac: Input.cacheUnityInstallationOnMac,
       unityHubVersionOnMac: Input.unityHubVersionOnMac,
       dockerWorkspacePath: Input.dockerWorkspacePath,
-
-      // Remote PowerShell provider
-      remotePowershellHost: Input.remotePowershellHost,
-      remotePowershellCredential: Input.remotePowershellCredential,
-      remotePowershellTransport: Input.remotePowershellTransport,
-
-      // GitHub Actions provider
-      githubActionsRepo: Input.githubActionsRepo,
-      githubActionsWorkflow: Input.githubActionsWorkflow,
-      githubActionsToken: Input.githubActionsToken,
-      githubActionsRef: Input.githubActionsRef,
-
-      // GitLab CI provider
-      gitlabProjectId: Input.gitlabProjectId,
-      gitlabTriggerToken: Input.gitlabTriggerToken,
-      gitlabApiUrl: Input.gitlabApiUrl,
-      gitlabRef: Input.gitlabRef,
-
-      // Ansible provider
-      ansibleInventory: Input.ansibleInventory,
-      ansiblePlaybook: Input.ansiblePlaybook,
-      ansibleExtraVars: Input.ansibleExtraVars,
-      ansibleVaultPassword: Input.ansibleVaultPassword,
     };
   }
 

src/model/input.ts

@@ -282,82 +282,6 @@ class Input {
     return Input.getInput('skipActivation')?.toLowerCase() ?? 'false';
   }
 
-  // ### ### ###
-  // Remote PowerShell provider
-  // ### ### ###
-
-  static get remotePowershellHost(): string {
-    return Input.getInput('remotePowershellHost') ?? '';
-  }
-
-  static get remotePowershellCredential(): string {
-    return Input.getInput('remotePowershellCredential') ?? '';
-  }
-
-  static get remotePowershellTransport(): string {
-    return Input.getInput('remotePowershellTransport') ?? 'wsman';
-  }
-
-  // ### ### ###
-  // GitHub Actions provider
-  // ### ### ###
-
-  static get githubActionsRepo(): string {
-    return Input.getInput('githubActionsRepo') ?? '';
-  }
-
-  static get githubActionsWorkflow(): string {
-    return Input.getInput('githubActionsWorkflow') ?? '';
-  }
-
-  static get githubActionsToken(): string {
-    return Input.getInput('githubActionsToken') ?? '';
-  }
-
-  static get githubActionsRef(): string {
-    return Input.getInput('githubActionsRef') ?? 'main';
-  }
-
-  // ### ### ###
-  // GitLab CI provider
-  // ### ### ###
-
-  static get gitlabProjectId(): string {
-    return Input.getInput('gitlabProjectId') ?? '';
-  }
-
-  static get gitlabTriggerToken(): string {
-    return Input.getInput('gitlabTriggerToken') ?? '';
-  }
-
-  static get gitlabApiUrl(): string {
-    return Input.getInput('gitlabApiUrl') ?? 'https://gitlab.com';
-  }
-
-  static get gitlabRef(): string {
-    return Input.getInput('gitlabRef') ?? 'main';
-  }
-
-  // ### ### ###
-  // Ansible provider
-  // ### ### ###
-
-  static get ansibleInventory(): string {
-    return Input.getInput('ansibleInventory') ?? '';
-  }
-
-  static get ansiblePlaybook(): string {
-    return Input.getInput('ansiblePlaybook') ?? '';
-  }
-
-  static get ansibleExtraVars(): string {
-    return Input.getInput('ansibleExtraVars') ?? '';
-  }
-
-  static get ansibleVaultPassword(): string {
-    return Input.getInput('ansibleVaultPassword') ?? '';
-  }
-
   public static ToEnvVarFormat(input: string) {
     if (input.toUpperCase() === input) {
       return input;

src/model/orchestrator/options/orchestrator-options.ts

@@ -138,6 +138,32 @@ class OrchestratorOptions {
     return provider || 'local';
   }
 
+  static get fallbackProviderStrategy(): string {
+    return OrchestratorOptions.getInput('fallbackProviderStrategy') || '';
+  }
+
+  static get runnerCheckEnabled(): boolean {
+    return OrchestratorOptions.getInput('runnerCheckEnabled') === 'true';
+  }
+
+  static get runnerCheckLabels(): string[] {
+    const labels = OrchestratorOptions.getInput('runnerCheckLabels');
+
+    return labels ? labels.split(',').map((l) => l.trim()) : [];
+  }
+
+  static get runnerCheckMinAvailable(): number {
+    return Number(OrchestratorOptions.getInput('runnerCheckMinAvailable')) || 1;
+  }
+
+  static get retryOnFallback(): boolean {
+    return OrchestratorOptions.getInput('retryOnFallback') === 'true';
+  }
+
+  static get providerInitTimeout(): number {
+    return Number(OrchestratorOptions.getInput('providerInitTimeout')) || 0;
+  }
+
   static get containerCpu(): string {
     return OrchestratorOptions.getInput('containerCpu') || `1024`;
   }

src/model/orchestrator/orchestrator.ts

@@ -13,10 +13,6 @@ import OrchestratorEnvironmentVariable from './options/orchestrator-environment-
 import TestOrchestrator from './providers/test';
 import LocalOrchestrator from './providers/local';
 import LocalDockerOrchestrator from './providers/docker';
-import RemotePowershellProvider from './providers/remote-powershell';
-import GitHubActionsProvider from './providers/github-actions';
-import GitLabCIProvider from './providers/gitlab-ci';
-import AnsibleProvider from './providers/ansible';
 import loadProvider from './providers/provider-loader';
 import GitHub from '../github';
 import SharedWorkspaceLocking from './services/core/shared-workspace-locking';
@@ -24,6 +20,7 @@ import { FollowLogStreamService } from './services/core/follow-log-stream-servic
 import OrchestratorResult from './services/core/orchestrator-result';
 import OrchestratorOptions from './options/orchestrator-options';
 import ResourceTracking from './services/core/resource-tracking';
+import { RunnerAvailabilityService } from './services/core/runner-availability-service';
 
 class Orchestrator {
   public static Provider: ProviderInterface;
@@ -80,6 +77,42 @@ class Orchestrator {
   private static async setupSelectedBuildPlatform() {
     OrchestratorLogger.log(`Orchestrator platform selected ${Orchestrator.buildParameters.providerStrategy}`);
 
+    // Check runner availability and apply fallback if needed
+    if (Orchestrator.buildParameters.runnerCheckEnabled && Orchestrator.buildParameters.fallbackProviderStrategy) {
+      const owner = OrchestratorOptions.githubOwner;
+      const repo = OrchestratorOptions.githubRepoName;
+      const token = Orchestrator.buildParameters.gitPrivateToken || process.env.GITHUB_TOKEN || '';
+
+      OrchestratorLogger.log(
+        `Checking runner availability (labels: [${Orchestrator.buildParameters.runnerCheckLabels.join(', ')}], min: ${
+          Orchestrator.buildParameters.runnerCheckMinAvailable
+        })`,
+      );
+
+      const result = await RunnerAvailabilityService.checkAvailability(
+        owner,
+        repo,
+        token,
+        Orchestrator.buildParameters.runnerCheckLabels,
+        Orchestrator.buildParameters.runnerCheckMinAvailable,
+      );
+
+      OrchestratorLogger.log(
+        `Runner check: ${result.totalRunners} total, ${result.matchingRunners} matching, ${result.idleRunners} idle — ${result.reason}`,
+      );
+
+      if (result.shouldFallback) {
+        const original = Orchestrator.buildParameters.providerStrategy;
+        const fallback = Orchestrator.buildParameters.fallbackProviderStrategy;
+        OrchestratorLogger.log(`Falling back from '${original}' to '${fallback}' — ${result.reason}`);
+        Orchestrator.buildParameters.providerStrategy = fallback;
+        core.setOutput('providerFallbackUsed', 'true');
+        core.setOutput('providerFallbackReason', result.reason);
+      } else {
+        core.setOutput('providerFallbackUsed', 'false');
+      }
+    }
+
     // Detect LocalStack endpoints and handle AWS provider appropriately
     // AWS_FORCE_PROVIDER options:
     //   - 'aws': Force AWS provider (requires LocalStack Pro with ECS support)
@@ -162,18 +195,6 @@ class Orchestrator {
       case 'local':
         Orchestrator.Provider = new LocalOrchestrator();
         break;
-      case 'remote-powershell':
-        Orchestrator.Provider = new RemotePowershellProvider(Orchestrator.buildParameters);
-        break;
-      case 'github-actions':
-        Orchestrator.Provider = new GitHubActionsProvider(Orchestrator.buildParameters);
-        break;
-      case 'gitlab-ci':
-        Orchestrator.Provider = new GitLabCIProvider(Orchestrator.buildParameters);
-        break;
-      case 'ansible':
-        Orchestrator.Provider = new AnsibleProvider(Orchestrator.buildParameters);
-        break;
       default:
         // Try to load provider using the dynamic loader for unknown providers
         try {
@@ -198,6 +219,30 @@ class Orchestrator {
     if (baseImage.includes(`undefined`)) {
       throw new Error(`baseImage is undefined`);
     }
+
+    try {
+      return await Orchestrator.runWithProvider(buildParameters, baseImage);
+    } catch (primaryError: any) {
+      // Retry on fallback provider if enabled and a fallback is configured
+      const fallback = buildParameters.fallbackProviderStrategy;
+      const alreadyOnFallback = buildParameters.providerStrategy === fallback;
+      if (buildParameters.retryOnFallback && fallback && !alreadyOnFallback) {
+        OrchestratorLogger.log(
+          `Primary provider '${buildParameters.providerStrategy}' failed: ${primaryError.message}`,
+        );
+        OrchestratorLogger.log(`Retrying build on fallback provider '${fallback}'...`);
+        buildParameters.providerStrategy = fallback;
+        core.setOutput('providerFallbackUsed', 'true');
+        core.setOutput('providerFallbackReason', `Primary provider failed: ${primaryError.message}`);
+
+        return await Orchestrator.runWithProvider(buildParameters, baseImage);
+      }
+
+      throw primaryError;
+    }
+  }
+
+  private static async runWithProvider(buildParameters: BuildParameters, baseImage: string) {
     await Orchestrator.setup(buildParameters);
 
     // When aws-local mode is enabled, validate AWS CloudFormation templates
@@ -205,12 +250,10 @@ class Orchestrator {
     if (Orchestrator.validateAwsTemplates) {
       await Orchestrator.validateAwsCloudFormationTemplates();
     }
-    await Orchestrator.Provider.setupWorkflow(
+
-      Orchestrator.buildParameters.buildGuid,
+    // Setup workflow with optional init timeout
-      Orchestrator.buildParameters,
+    await Orchestrator.setupWorkflowWithTimeout();
-      Orchestrator.buildParameters.branch,
+
-      Orchestrator.defaultSecrets,
-    );
     try {
       if (buildParameters.maxRetainedWorkspaces > 0) {
         Orchestrator.lockedWorkspace = SharedWorkspaceLocking.NewWorkspaceName();
@@ -291,6 +334,39 @@ class Orchestrator {
     }
   }
 
+  /**
+   * Runs setupWorkflow with an optional timeout. If providerInitTimeout is set and the
+   * provider takes longer than that to initialize, throws an error that triggers
+   * retry-on-fallback (if enabled).
+   */
+  private static async setupWorkflowWithTimeout() {
+    const timeoutSeconds = Orchestrator.buildParameters.providerInitTimeout;
+
+    const setupPromise = Orchestrator.Provider.setupWorkflow(
+      Orchestrator.buildParameters.buildGuid,
+      Orchestrator.buildParameters,
+      Orchestrator.buildParameters.branch,
+      Orchestrator.defaultSecrets,
+    );
+
+    if (timeoutSeconds <= 0) {
+      await setupPromise;
+
+      return;
+    }
+
+    OrchestratorLogger.log(`Provider init timeout: ${timeoutSeconds}s`);
+
+    const timeoutPromise = new Promise<never>((_, reject) => {
+      setTimeout(
+        () => reject(new Error(`Provider initialization timed out after ${timeoutSeconds}s`)),
+        timeoutSeconds * 1000,
+      );
+    });
+
+    await Promise.race([setupPromise, timeoutPromise]);
+  }
+
   private static async updateStatusWithBuildParameters() {
     const content = { ...Orchestrator.buildParameters };
     content.gitPrivateToken = ``;

src/model/orchestrator/providers/ansible/ansible-provider.test.ts

@@ -1,291 +0,0 @@
-import AnsibleProvider from '.';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import * as core from '@actions/core';
-
-jest.mock('../../services/core/orchestrator-system');
-jest.mock('../../services/core/orchestrator-logger');
-jest.mock('@actions/core', () => ({
-  info: jest.fn(),
-  warning: jest.fn(),
-  error: jest.fn(),
-  setOutput: jest.fn(),
-  getInput: jest.fn(() => ''),
-}));
-
-const mockRun = OrchestratorSystem.Run as jest.MockedFunction<typeof OrchestratorSystem.Run>;
-const mockLog = OrchestratorLogger.log as jest.MockedFunction<typeof OrchestratorLogger.log>;
-const mockLogWarning = OrchestratorLogger.logWarning as jest.MockedFunction<typeof OrchestratorLogger.logWarning>;
-
-function createBuildParameters(overrides: Partial<BuildParameters> = {}): BuildParameters {
-  return {
-    ansibleInventory: '/etc/ansible/hosts',
-    ansiblePlaybook: '/playbooks/unity-build.yml',
-    ansibleExtraVars: '',
-    ansibleVaultPassword: '',
-    ...overrides,
-  } as BuildParameters;
-}
-
-describe('AnsibleProvider', () => {
-  let provider: AnsibleProvider;
-
-  beforeEach(() => {
-    jest.clearAllMocks();
-    provider = new AnsibleProvider(createBuildParameters());
-  });
-
-  describe('constructor', () => {
-    it('initializes with all provided parameters', () => {
-      const params = createBuildParameters({
-        ansibleInventory: '/custom/inventory',
-        ansiblePlaybook: '/custom/playbook.yml',
-        ansibleExtraVars: '{"key":"value"}',
-        ansibleVaultPassword: '/vault/pass',
-      });
-      const p = new AnsibleProvider(params);
-      expect(p).toBeDefined();
-    });
-
-    it('handles missing optional parameters gracefully', () => {
-      const params = createBuildParameters({
-        ansiblePlaybook: undefined,
-        ansibleExtraVars: undefined,
-        ansibleVaultPassword: undefined,
-      });
-      const p = new AnsibleProvider(params);
-      expect(p).toBeDefined();
-    });
-  });
-
-  describe('setupWorkflow', () => {
-    it('verifies ansible binary, ansible-playbook binary, and inventory exist', async () => {
-      mockRun.mockResolvedValueOnce('ansible [core 2.14.0]'); // ansible --version
-      mockRun.mockResolvedValueOnce('/usr/bin/ansible-playbook'); // ansible-playbook check
-      mockRun.mockResolvedValueOnce(''); // test -e inventory
-
-      await provider.setupWorkflow('guid-123', createBuildParameters(), 'main', []);
-
-      expect(mockRun).toHaveBeenCalledTimes(3);
-      expect(mockRun.mock.calls[0][0]).toContain('ansible --version');
-      expect(mockRun.mock.calls[1][0]).toContain('ansible-playbook');
-      expect(mockRun.mock.calls[2][0]).toContain('test -e "/etc/ansible/hosts"');
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('ansible'));
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('ansible-playbook binary verified'));
-    });
-
-    it('throws when inventory is not configured', async () => {
-      const params = createBuildParameters({ ansibleInventory: '' });
-      provider = new AnsibleProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'ansibleInventory is required',
-      );
-    });
-
-    it('throws when ansible binary is not found on PATH', async () => {
-      mockRun.mockRejectedValueOnce(new Error('command not found: ansible'));
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'Ansible not found on PATH',
-      );
-    });
-
-    it('throws when ansible-playbook binary is not found', async () => {
-      mockRun.mockResolvedValueOnce('ansible [core 2.14.0]'); // ansible version OK
-      mockRun.mockRejectedValueOnce(new Error('command not found')); // ansible-playbook missing
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'ansible-playbook not found on PATH',
-      );
-
-      expect(core.error).toHaveBeenCalledWith('ansible-playbook not found. Install Ansible or ensure it is in PATH.');
-    });
-
-    it('throws when inventory file does not exist', async () => {
-      mockRun.mockResolvedValueOnce('ansible [core 2.14.0]'); // ansible version OK
-      mockRun.mockResolvedValueOnce('/usr/bin/ansible-playbook'); // ansible-playbook OK
-      mockRun.mockRejectedValueOnce(new Error('test -e failed')); // inventory missing
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'Inventory not found: /etc/ansible/hosts',
-      );
-    });
-  });
-
-  describe('runTaskInWorkflow', () => {
-    it('constructs ansible-playbook command with correct variables and returns output', async () => {
-      mockRun.mockResolvedValueOnce('PLAY [build] *****\nok: [server1]\nPLAY RECAP');
-
-      const result = await provider.runTaskInWorkflow(
-        'guid-run1',
-        'unityci/editor:2021.3',
-        'echo build',
-        '/mount',
-        '/workspace',
-        [],
-        [],
-      );
-
-      expect(result).toContain('PLAY [build]');
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('ansible-playbook');
-      expect(command).toContain('-i "/etc/ansible/hosts"');
-      expect(command).toContain('"/playbooks/unity-build.yml"');
-      expect(command).toContain('--no-color');
-      expect(command).toContain('build_guid');
-      expect(command).toContain('guid-run1');
-      expect(command).toContain('build_image');
-      expect(command).toContain('unityci/editor:2021.3');
-      expect(command).toContain('build_commands');
-      expect(command).toContain('mount_dir');
-      expect(command).toContain('working_dir');
-    });
-
-    it('throws when playbook is not configured', async () => {
-      const params = createBuildParameters({ ansiblePlaybook: '' });
-      provider = new AnsibleProvider(params);
-
-      await expect(provider.runTaskInWorkflow('guid-nopb', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'ansiblePlaybook is required',
-      );
-    });
-
-    it('passes environment variables as extra-vars in snake_case', async () => {
-      mockRun.mockResolvedValueOnce('ok');
-
-      const env = [
-        { name: 'UNITY_LICENSE', value: 'lic-data' },
-        { name: 'BUILD_TARGET', value: 'Linux64' },
-      ];
-
-      await provider.runTaskInWorkflow('guid-env', 'img', 'cmd', '/m', '/w', env as any, []);
-
-      const command = mockRun.mock.calls[0][0];
-      // Environment variable names are lowercased as Ansible variables
-      expect(command).toContain('unity_license');
-      expect(command).toContain('lic-data');
-      expect(command).toContain('build_target');
-      expect(command).toContain('Linux64');
-    });
-
-    it('merges user-provided extra vars from JSON string', async () => {
-      const params = createBuildParameters({
-        ansibleExtraVars: JSON.stringify({ custom_var: 'custom_value', another: '42' }),
-      });
-      provider = new AnsibleProvider(params);
-      mockRun.mockResolvedValueOnce('ok');
-
-      await provider.runTaskInWorkflow('guid-extra', 'img', 'cmd', '/m', '/w', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('custom_var');
-      expect(command).toContain('custom_value');
-      expect(command).toContain('another');
-    });
-
-    it('logs warning when extra vars JSON is invalid but continues', async () => {
-      const params = createBuildParameters({ ansibleExtraVars: 'not-valid-json{{{' });
-      provider = new AnsibleProvider(params);
-      mockRun.mockResolvedValueOnce('ok');
-
-      await provider.runTaskInWorkflow('guid-badjson', 'img', 'cmd', '/m', '/w', [], []);
-
-      expect(mockLogWarning).toHaveBeenCalledWith(expect.stringContaining('Failed to parse ansibleExtraVars'));
-    });
-
-    it('includes vault password file flag when configured', async () => {
-      const params = createBuildParameters({ ansibleVaultPassword: '/secure/vault-pass.txt' });
-      provider = new AnsibleProvider(params);
-      mockRun.mockResolvedValueOnce('ok');
-
-      await provider.runTaskInWorkflow('guid-vault', 'img', 'cmd', '/m', '/w', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('--vault-password-file "/secure/vault-pass.txt"');
-    });
-
-    it('does not include vault password flag when not configured', async () => {
-      mockRun.mockResolvedValueOnce('ok');
-
-      await provider.runTaskInWorkflow('guid-novault', 'img', 'cmd', '/m', '/w', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).not.toContain('--vault-password-file');
-    });
-
-    it('prefixes secrets as environment variables in the command', async () => {
-      mockRun.mockResolvedValueOnce('ok');
-
-      const secrets = [
-        { ParameterKey: 'key1', EnvironmentVariable: 'SECRET_TOKEN', ParameterValue: 'tok-abc' },
-        { ParameterKey: 'key2', EnvironmentVariable: 'DEPLOY_KEY', ParameterValue: 'dk-xyz' },
-      ];
-
-      await provider.runTaskInWorkflow('guid-secrets', 'img', 'cmd', '/m', '/w', [], secrets as any);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toMatch(/^SECRET_TOKEN='tok-abc'/);
-      expect(command).toContain("DEPLOY_KEY='dk-xyz'");
-      expect(command).toContain('ansible-playbook');
-    });
-
-    it('throws and logs warning when playbook execution fails', async () => {
-      const execError = new Error('UNREACHABLE! Host unreachable');
-      mockRun.mockRejectedValueOnce(execError);
-
-      await expect(provider.runTaskInWorkflow('guid-hostfail', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'UNREACHABLE',
-      );
-
-      expect(mockLogWarning).toHaveBeenCalledWith(expect.stringContaining('Playbook failed'));
-    });
-  });
-
-  describe('cleanupWorkflow', () => {
-    it('completes without error and logs cleanup message', async () => {
-      await provider.cleanupWorkflow(createBuildParameters(), 'main', []);
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Cleanup complete'));
-    });
-  });
-
-  describe('garbageCollect', () => {
-    it('returns empty string (no-op)', async () => {
-      const result = await provider.garbageCollect('', false, 0, false, false);
-      expect(result).toBe('');
-    });
-  });
-
-  describe('listResources', () => {
-    it('returns inventory path as a resource when configured', async () => {
-      const resources = await provider.listResources();
-
-      expect(resources).toHaveLength(1);
-      expect(resources[0].Name).toBe('/etc/ansible/hosts');
-    });
-
-    it('returns empty array when inventory is not configured', async () => {
-      const params = createBuildParameters({ ansibleInventory: '' });
-      provider = new AnsibleProvider(params);
-
-      const resources = await provider.listResources();
-      expect(resources).toEqual([]);
-    });
-  });
-
-  describe('listWorkflow', () => {
-    it('returns empty array (not implemented)', async () => {
-      const workflows = await provider.listWorkflow();
-      expect(workflows).toEqual([]);
-    });
-  });
-
-  describe('watchWorkflow', () => {
-    it('returns empty string (not implemented)', async () => {
-      const result = await provider.watchWorkflow();
-      expect(result).toBe('');
-    });
-  });
-});

src/model/orchestrator/providers/ansible/index.ts

@@ -1,197 +0,0 @@
-import * as core from '@actions/core';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorEnvironmentVariable from '../../options/orchestrator-environment-variable';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import { ProviderInterface } from '../provider-interface';
-import OrchestratorSecret from '../../options/orchestrator-secret';
-import { ProviderResource } from '../provider-resource';
-import { ProviderWorkflow } from '../provider-workflow';
-
-/**
- * Ansible provider — executes Unity builds via Ansible playbooks
- * against managed inventory.
- *
- * Use case: Teams with existing Ansible infrastructure for server
- * management who want to leverage their inventory for build distribution.
- */
-class AnsibleProvider implements ProviderInterface {
-  private buildParameters: BuildParameters;
-  private inventory: string;
-  private playbook: string;
-  private extraVariables: string;
-  private vaultPassword: string;
-
-  constructor(buildParameters: BuildParameters) {
-    this.buildParameters = buildParameters;
-    this.inventory = buildParameters.ansibleInventory || '';
-    this.playbook = buildParameters.ansiblePlaybook || '';
-    this.extraVariables = buildParameters.ansibleExtraVars || '';
-    this.vaultPassword = buildParameters.ansibleVaultPassword || '';
-  }
-
-  async setupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildGuid: string,
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[Ansible] Setting up playbook execution`);
-
-    if (!this.inventory) {
-      throw new Error('ansibleInventory is required for the ansible provider');
-    }
-
-    // Verify ansible is available
-    try {
-      const version = await OrchestratorSystem.Run('ansible --version | head -1');
-      OrchestratorLogger.log(`[Ansible] ${version.trim()}`);
-    } catch (error: any) {
-      throw new Error(`Ansible not found on PATH: ${error.message || error}`);
-    }
-
-    // Verify ansible-playbook binary exists (may be separate from ansible)
-    try {
-      await OrchestratorSystem.Run('command -v ansible-playbook || which ansible-playbook || where ansible-playbook');
-      OrchestratorLogger.log(`[Ansible] ansible-playbook binary verified`);
-    } catch (error: any) {
-      core.error('ansible-playbook not found. Install Ansible or ensure it is in PATH.');
-      throw new Error(`ansible-playbook not found on PATH: ${error.message || error}`);
-    }
-
-    // Verify inventory exists
-    try {
-      await OrchestratorSystem.Run(`test -e "${this.inventory}"`);
-    } catch {
-      throw new Error(`Inventory not found: ${this.inventory}`);
-    }
-  }
-
-  async runTaskInWorkflow(
-    buildGuid: string,
-    image: string,
-    commands: string,
-    mountdir: string,
-    workingdir: string,
-    environment: OrchestratorEnvironmentVariable[],
-    secrets: OrchestratorSecret[],
-  ): Promise<string> {
-    OrchestratorLogger.log(`[Ansible] Running playbook against inventory ${this.inventory}`);
-
-    if (!this.playbook) {
-      throw new Error(
-        'ansiblePlaybook is required — no default playbook is provided yet. ' +
-          'Provide a playbook that accepts build_guid, build_image, build_commands, mount_dir, and working_dir variables.',
-      );
-    }
-
-    // Build extra-vars JSON
-    // These use snake_case because they are Ansible variable names passed to playbooks
-    const playbookVariables: Record<string, string> = {
-      // eslint-disable-next-line camelcase
-      build_guid: buildGuid,
-      // eslint-disable-next-line camelcase
-      build_image: image,
-      // eslint-disable-next-line camelcase
-      build_commands: commands,
-      // eslint-disable-next-line camelcase
-      mount_dir: mountdir,
-      // eslint-disable-next-line camelcase
-      working_dir: workingdir,
-    };
-
-    for (const element of environment) {
-      playbookVariables[element.name.toLowerCase()] = element.value;
-    }
-
-    // Merge user-provided extra vars
-    if (this.extraVariables) {
-      try {
-        const userVariables = JSON.parse(this.extraVariables);
-        Object.assign(playbookVariables, userVariables);
-      } catch {
-        OrchestratorLogger.logWarning(`[Ansible] Failed to parse ansibleExtraVars as JSON, using as-is`);
-      }
-    }
-
-    const extraVariablesJson = JSON.stringify(playbookVariables).replace(/'/g, "'\\''");
-
-    // Build ansible-playbook command
-    const commandParts = [
-      'ansible-playbook',
-      `-i "${this.inventory}"`,
-      `"${this.playbook}"`,
-      `-e '${extraVariablesJson}'`,
-      '--no-color',
-    ];
-
-    if (this.vaultPassword) {
-      commandParts.push(`--vault-password-file "${this.vaultPassword}"`);
-    }
-
-    // Add secret variables as extra environment
-    const environmentPrefix = secrets
-      .map((secret) => `${secret.EnvironmentVariable}='${secret.ParameterValue}'`)
-      .join(' ');
-
-    const fullCommand = environmentPrefix ? `${environmentPrefix} ${commandParts.join(' ')}` : commandParts.join(' ');
-
-    try {
-      const output = await OrchestratorSystem.Run(fullCommand);
-      OrchestratorLogger.log(`[Ansible] Playbook completed successfully`);
-
-      return output;
-    } catch (error: any) {
-      OrchestratorLogger.logWarning(`[Ansible] Playbook failed: ${error.message || error}`);
-      throw error;
-    }
-  }
-
-  async cleanupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[Ansible] Cleanup complete`);
-  }
-
-  async garbageCollect(
-    // eslint-disable-next-line no-unused-vars
-    filter: string,
-    // eslint-disable-next-line no-unused-vars
-    previewOnly: boolean,
-    // eslint-disable-next-line no-unused-vars
-    olderThan: Number,
-    // eslint-disable-next-line no-unused-vars
-    fullCache: boolean,
-    // eslint-disable-next-line no-unused-vars
-    baseDependencies: boolean,
-  ): Promise<string> {
-    return '';
-  }
-
-  async listResources(): Promise<ProviderResource[]> {
-    if (!this.inventory) return [];
-
-    const resource = new ProviderResource();
-    resource.Name = this.inventory;
-
-    return [resource];
-  }
-
-  async listWorkflow(): Promise<ProviderWorkflow[]> {
-    return [];
-  }
-
-  async watchWorkflow(): Promise<string> {
-    return '';
-  }
-}
-export default AnsibleProvider;

src/model/orchestrator/providers/github-actions/github-actions-provider.test.ts

@@ -1,333 +0,0 @@
-import GitHubActionsProvider from '.';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import * as core from '@actions/core';
-
-jest.mock('../../services/core/orchestrator-system');
-jest.mock('../../services/core/orchestrator-logger');
-jest.mock('@actions/core', () => ({
-  info: jest.fn(),
-  warning: jest.fn(),
-  error: jest.fn(),
-  setOutput: jest.fn(),
-  getInput: jest.fn(() => ''),
-}));
-
-const mockRun = OrchestratorSystem.Run as jest.MockedFunction<typeof OrchestratorSystem.Run>;
-const mockLog = OrchestratorLogger.log as jest.MockedFunction<typeof OrchestratorLogger.log>;
-
-function createBuildParameters(overrides: Partial<BuildParameters> = {}): BuildParameters {
-  return {
-    githubActionsRepo: 'owner/repo',
-    githubActionsWorkflow: 'build.yml',
-    githubActionsToken: 'ghp_test_token_123',
-    githubActionsRef: 'main',
-    ...overrides,
-  } as BuildParameters;
-}
-
-// Override setTimeout to execute callbacks immediately so polling loops complete fast
-const originalSetTimeout = global.setTimeout;
-beforeAll(() => {
-  global.setTimeout = ((fn: (...args: any[]) => void, _ms?: number, ...args: any[]) => {
-    return originalSetTimeout(fn, 0, ...args);
-  }) as any;
-});
-afterAll(() => {
-  global.setTimeout = originalSetTimeout;
-});
-
-describe('GitHubActionsProvider', () => {
-  let provider: GitHubActionsProvider;
-
-  beforeEach(() => {
-    jest.clearAllMocks();
-    provider = new GitHubActionsProvider(createBuildParameters());
-  });
-
-  describe('constructor', () => {
-    it('sets default ref to main when not specified', () => {
-      const params = createBuildParameters({ githubActionsRef: undefined });
-      const p = new GitHubActionsProvider(params);
-      expect(p).toBeDefined();
-    });
-
-    it('uses provided ref when specified', () => {
-      const params = createBuildParameters({ githubActionsRef: 'develop' });
-      const p = new GitHubActionsProvider(params);
-      expect(p).toBeDefined();
-    });
-  });
-
-  describe('setupWorkflow', () => {
-    it('verifies workflow exists via gh api and logs success', async () => {
-      mockRun.mockResolvedValueOnce('12345\n');
-
-      await provider.setupWorkflow('guid-123', createBuildParameters(), 'main', []);
-
-      expect(mockRun).toHaveBeenCalledTimes(1);
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('gh api repos/owner/repo/actions/workflows/build.yml');
-      expect(command).toContain("--jq '.id'");
-      expect(command).toContain('GH_TOKEN=ghp_test_token_123');
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Workflow verified'));
-    });
-
-    it('throws when repo is not configured', async () => {
-      const params = createBuildParameters({ githubActionsRepo: '' });
-      provider = new GitHubActionsProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'githubActionsRepo and githubActionsWorkflow are required',
-      );
-    });
-
-    it('throws when workflow is not configured', async () => {
-      const params = createBuildParameters({ githubActionsWorkflow: '' });
-      provider = new GitHubActionsProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'githubActionsRepo and githubActionsWorkflow are required',
-      );
-    });
-
-    it('throws when token is missing', async () => {
-      const params = createBuildParameters({ githubActionsToken: '' });
-      provider = new GitHubActionsProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'githubActionsToken is required',
-      );
-    });
-
-    it('throws descriptive error when workflow verification fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('Not Found'));
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'Failed to verify workflow build.yml in owner/repo',
-      );
-    });
-  });
-
-  describe('runTaskInWorkflow', () => {
-    it('dispatches workflow with correct inputs and returns logs on success', async () => {
-      // Dispatch succeeds
-      mockRun.mockResolvedValueOnce('');
-      // First poll finds the run
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 99001, status: 'in_progress' }));
-      // Status poll returns completed
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'success' }));
-      // Log fetch succeeds
-      mockRun.mockResolvedValueOnce('Build output log content here');
-
-      const result = await provider.runTaskInWorkflow(
-        'guid-abc',
-        'unityci/editor:2021.3',
-        'echo build',
-        '/mount',
-        '/work',
-        [],
-        [],
-      );
-
-      expect(result).toBe('Build output log content here');
-
-      // Verify dispatch command
-      const dispatchCommand = mockRun.mock.calls[0][0];
-      expect(dispatchCommand).toContain('dispatches');
-      expect(dispatchCommand).toContain('-X POST');
-      expect(dispatchCommand).toContain("ref='main'");
-
-      // Verify log fetch command
-      const logCommand = mockRun.mock.calls[3][0];
-      expect(logCommand).toContain('gh run view');
-      expect(logCommand).toContain('--log');
-      expect(logCommand).toContain('--repo owner/repo');
-    });
-
-    it('base64 encodes commands in the inputs payload', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 100, status: 'completed' })); // run found
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'success' })); // status
-      mockRun.mockResolvedValueOnce('logs'); // logs
-
-      await provider.runTaskInWorkflow('guid-1', 'image:latest', 'echo hello && build', '/mnt', '/w', [], []);
-
-      const dispatchCommand = mockRun.mock.calls[0][0];
-      const expectedB64 = Buffer.from('echo hello && build').toString('base64');
-      expect(dispatchCommand).toContain(expectedB64);
-    });
-
-    it('includes environment variables as JSON input', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 200, status: 'completed' })); // run found
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'success' })); // status
-      mockRun.mockResolvedValueOnce('logs'); // logs
-
-      const env = [
-        { name: 'UNITY_LICENSE', value: 'license-data' },
-        { name: 'BUILD_TARGET', value: 'StandaloneWindows64' },
-      ];
-
-      await provider.runTaskInWorkflow('guid-2', 'img', 'cmd', '/m', '/w', env as any, []);
-
-      const dispatchCommand = mockRun.mock.calls[0][0];
-      expect(dispatchCommand).toContain('UNITY_LICENSE');
-      expect(dispatchCommand).toContain('BUILD_TARGET');
-    });
-
-    it('throws when workflow dispatch fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('403 Forbidden'));
-
-      await expect(provider.runTaskInWorkflow('guid-err', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Failed to dispatch workflow',
-      );
-    });
-
-    it('throws when workflow run does not start within timeout', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch succeeds
-
-      // All 30 poll attempts fail
-      for (let i = 0; i < 30; i++) {
-        mockRun.mockRejectedValueOnce(new Error('not found'));
-      }
-
-      await expect(provider.runTaskInWorkflow('guid-timeout', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Workflow run did not start within',
-      );
-    });
-
-    it('throws when workflow run fails with non-success conclusion', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 300, status: 'in_progress' })); // run appears
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'failure' })); // fails
-
-      await expect(provider.runTaskInWorkflow('guid-fail', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Workflow run failed with conclusion: failure',
-      );
-    });
-
-    it('returns fallback message when log fetch fails', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 400, status: 'completed' })); // run appears
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'success' })); // completes
-      mockRun.mockRejectedValueOnce(new Error('logs unavailable')); // log fetch fails
-
-      const result = await provider.runTaskInWorkflow('guid-nologs', 'img', 'cmd', '/m', '/w', [], []);
-
-      expect(result).toContain('completed successfully');
-      expect(result).toContain('logs unavailable');
-    });
-
-    it('handles cancelled workflow run conclusion', async () => {
-      mockRun.mockResolvedValueOnce(''); // dispatch
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 500, status: 'in_progress' })); // run
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'completed', conclusion: 'cancelled' })); // cancelled
-
-      await expect(provider.runTaskInWorkflow('guid-cancel', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Workflow run failed with conclusion: cancelled',
-      );
-    });
-
-    it('throws timeout error when polling exceeds maximum duration', async () => {
-      // Save real Date.now
-      const realDateNow = Date.now;
-      let callCount = 0;
-
-      // dispatch succeeds
-      mockRun.mockResolvedValueOnce('');
-      // run appears
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 600, status: 'in_progress' }));
-      // Status always returns in_progress
-      mockRun.mockImplementation(() => Promise.resolve(JSON.stringify({ status: 'in_progress' })));
-
-      // First call returns normal time, subsequent calls simulate 5 hours elapsed
-      Date.now = () => {
-        callCount++;
-        if (callCount <= 2) return realDateNow.call(Date);
-        return realDateNow.call(Date) + 14_400_001; // 4 hours + 1ms
-      };
-
-      try {
-        await expect(provider.runTaskInWorkflow('guid-poll-timeout', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-          'did not complete within 4 hours',
-        );
-
-        expect(core.error).toHaveBeenCalledWith(expect.stringContaining('did not complete within 4 hours'));
-      } finally {
-        Date.now = realDateNow;
-      }
-    });
-  });
-
-  describe('cleanupWorkflow', () => {
-    it('completes without error and logs cleanup message', async () => {
-      await provider.cleanupWorkflow(createBuildParameters(), 'main', []);
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Cleanup complete'));
-    });
-  });
-
-  describe('garbageCollect', () => {
-    it('returns empty string (no-op)', async () => {
-      const result = await provider.garbageCollect('', false, 0, false, false);
-      expect(result).toBe('');
-    });
-  });
-
-  describe('listResources', () => {
-    it('returns runner names from the repository', async () => {
-      mockRun.mockResolvedValueOnce('runner-1\nrunner-2\nrunner-3\n');
-
-      const resources = await provider.listResources();
-
-      expect(resources).toHaveLength(3);
-      expect(resources[0].Name).toBe('runner-1');
-      expect(resources[1].Name).toBe('runner-2');
-      expect(resources[2].Name).toBe('runner-3');
-    });
-
-    it('returns empty array when repo or token is missing', async () => {
-      const params = createBuildParameters({ githubActionsRepo: '' });
-      provider = new GitHubActionsProvider(params);
-
-      const resources = await provider.listResources();
-      expect(resources).toEqual([]);
-      expect(mockRun).not.toHaveBeenCalled();
-    });
-
-    it('returns empty array when API call fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('API error'));
-
-      const resources = await provider.listResources();
-      expect(resources).toEqual([]);
-    });
-  });
-
-  describe('listWorkflow', () => {
-    it('returns recent workflow run names', async () => {
-      mockRun.mockResolvedValueOnce('Build Unity\nRun Tests\n');
-
-      const workflows = await provider.listWorkflow();
-
-      expect(workflows).toHaveLength(2);
-      expect(workflows[0].Name).toBe('Build Unity');
-      expect(workflows[1].Name).toBe('Run Tests');
-    });
-
-    it('returns empty array when credentials missing', async () => {
-      const params = createBuildParameters({ githubActionsToken: '' });
-      provider = new GitHubActionsProvider(params);
-
-      const workflows = await provider.listWorkflow();
-      expect(workflows).toEqual([]);
-    });
-  });
-
-  describe('watchWorkflow', () => {
-    it('returns message when no active run exists', async () => {
-      const result = await provider.watchWorkflow();
-      expect(result).toBe('No active run to watch');
-    });
-  });
-});

src/model/orchestrator/providers/github-actions/index.ts

@@ -1,284 +0,0 @@
-import * as core from '@actions/core';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorEnvironmentVariable from '../../options/orchestrator-environment-variable';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import { ProviderInterface } from '../provider-interface';
-import OrchestratorSecret from '../../options/orchestrator-secret';
-import { ProviderResource } from '../provider-resource';
-import { ProviderWorkflow } from '../provider-workflow';
-
-const MAX_POLLING_DURATION_MS = 14_400_000; // 4 hours
-
-/**
- * GitHub Actions provider — triggers builds as workflow_dispatch events
- * on a target repository via the GitHub API.
- *
- * Use case: Distribute builds across orgs, use specialized runner pools,
- * or trigger builds in repos with Unity licenses.
- */
-class GitHubActionsProvider implements ProviderInterface {
-  private buildParameters: BuildParameters;
-  private repo: string;
-  private workflow: string;
-  private token: string;
-  private ref: string;
-  private runId: number = 0;
-
-  constructor(buildParameters: BuildParameters) {
-    this.buildParameters = buildParameters;
-    this.repo = buildParameters.githubActionsRepo || '';
-    this.workflow = buildParameters.githubActionsWorkflow || '';
-    this.token = buildParameters.githubActionsToken || '';
-    this.ref = buildParameters.githubActionsRef || 'main';
-  }
-
-  async setupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildGuid: string,
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[GitHubActions] Setting up workflow dispatch to ${this.repo}`);
-
-    if (!this.repo || !this.workflow) {
-      throw new Error('githubActionsRepo and githubActionsWorkflow are required for the github-actions provider');
-    }
-
-    if (!this.token) {
-      throw new Error('githubActionsToken is required (PAT with actions:write scope)');
-    }
-
-    // Verify repository and workflow exist
-    try {
-      const result = await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh api repos/${this.repo}/actions/workflows/${this.workflow} --jq '.id'`,
-      );
-      OrchestratorLogger.log(`[GitHubActions] Workflow verified: ${this.workflow} (ID: ${result.trim()})`);
-    } catch (error: any) {
-      throw new Error(`Failed to verify workflow ${this.workflow} in ${this.repo}: ${error.message || error}`);
-    }
-  }
-
-  async runTaskInWorkflow(
-    buildGuid: string,
-    image: string,
-    commands: string,
-    mountdir: string,
-    workingdir: string,
-    environment: OrchestratorEnvironmentVariable[],
-    // eslint-disable-next-line no-unused-vars
-    secrets: OrchestratorSecret[],
-  ): Promise<string> {
-    OrchestratorLogger.log(`[GitHubActions] Dispatching workflow ${this.workflow} on ${this.repo}@${this.ref}`);
-
-    // Build inputs payload
-    const inputs: Record<string, string> = {
-      buildGuid,
-      image,
-      commands: Buffer.from(commands).toString('base64'),
-      mountdir,
-      workingdir,
-    };
-
-    // Add environment variables as a JSON input
-    if (environment.length > 0) {
-      inputs.environment = JSON.stringify(environment.map((element) => ({ name: element.name, value: element.value })));
-    }
-
-    // Record the time before dispatch to identify the run
-    const beforeDispatch = new Date().toISOString();
-
-    // Dispatch the workflow
-    const inputsJson = JSON.stringify(inputs).replace(/'/g, "'\\''");
-    try {
-      await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh api repos/${this.repo}/actions/workflows/${this.workflow}/dispatches -X POST -f ref='${this.ref}' -f "inputs=${inputsJson}"`,
-      );
-      OrchestratorLogger.log(`[GitHubActions] Workflow dispatched`);
-    } catch (error: any) {
-      throw new Error(`Failed to dispatch workflow: ${error.message || error}`);
-    }
-
-    // Poll for the run to appear
-    OrchestratorLogger.log(`[GitHubActions] Waiting for workflow run to start...`);
-    let attempts = 0;
-    const maxAttempts = 30;
-
-    while (attempts < maxAttempts) {
-      attempts++;
-      await new Promise((resolve) => setTimeout(resolve, 10_000));
-
-      try {
-        const runsJson = await OrchestratorSystem.Run(
-          `GH_TOKEN=${this.token} gh api "repos/${this.repo}/actions/workflows/${this.workflow}/runs?created=>${beforeDispatch}&per_page=5" --jq '.workflow_runs[0] | {id, status, conclusion}'`,
-          true,
-        );
-
-        const run = JSON.parse(runsJson.trim());
-        if (run.id) {
-          this.runId = run.id;
-          OrchestratorLogger.log(`[GitHubActions] Run started: ${this.runId} (status: ${run.status})`);
-          break;
-        }
-      } catch {
-        // Run not yet available
-      }
-    }
-
-    if (!this.runId) {
-      throw new Error(`Workflow run did not start within ${maxAttempts * 10}s`);
-    }
-
-    // Poll until completion and stream logs (with maximum duration guard)
-    let status = 'in_progress';
-    const pollingStartTime = Date.now();
-    const runUrl = `https://github.com/${this.repo}/actions/runs/${this.runId}`;
-
-    while (status === 'in_progress' || status === 'queued') {
-      const elapsedMs = Date.now() - pollingStartTime;
-      if (elapsedMs >= MAX_POLLING_DURATION_MS) {
-        const hours = Math.round(MAX_POLLING_DURATION_MS / 3_600_000);
-        const message = `GitHub Actions workflow did not complete within ${hours} hours. Run URL: ${runUrl}`;
-        core.error(message);
-        throw new Error(message);
-      }
-
-      await new Promise((resolve) => setTimeout(resolve, 15_000));
-
-      try {
-        const statusJson = await OrchestratorSystem.Run(
-          `GH_TOKEN=${this.token} gh api repos/${this.repo}/actions/runs/${this.runId} --jq '{status, conclusion}'`,
-          true,
-        );
-
-        const result = JSON.parse(statusJson.trim());
-        status = result.status;
-
-        if (status === 'completed') {
-          OrchestratorLogger.log(`[GitHubActions] Run ${this.runId} completed: ${result.conclusion}`);
-
-          if (result.conclusion !== 'success') {
-            throw new Error(`Workflow run failed with conclusion: ${result.conclusion}`);
-          }
-
-          break;
-        }
-
-        OrchestratorLogger.log(`[GitHubActions] Run ${this.runId} status: ${status}`);
-      } catch (error: any) {
-        if (error.message && error.message.includes('conclusion')) {
-          throw error;
-        }
-        if (error.message && error.message.includes('did not complete within')) {
-          throw error;
-        }
-        OrchestratorLogger.logWarning(`[GitHubActions] Status check error: ${error.message || error}`);
-      }
-    }
-
-    // Fetch logs
-    try {
-      const logs = await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh run view ${this.runId} --repo ${this.repo} --log`,
-        true,
-      );
-
-      return logs;
-    } catch {
-      return `Run ${this.runId} completed successfully (logs unavailable)`;
-    }
-  }
-
-  async cleanupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[GitHubActions] Cleanup complete (no resources to tear down)`);
-  }
-
-  async garbageCollect(
-    // eslint-disable-next-line no-unused-vars
-    filter: string,
-    // eslint-disable-next-line no-unused-vars
-    previewOnly: boolean,
-    // eslint-disable-next-line no-unused-vars
-    olderThan: Number,
-    // eslint-disable-next-line no-unused-vars
-    fullCache: boolean,
-    // eslint-disable-next-line no-unused-vars
-    baseDependencies: boolean,
-  ): Promise<string> {
-    return '';
-  }
-
-  async listResources(): Promise<ProviderResource[]> {
-    if (!this.repo || !this.token) return [];
-
-    try {
-      const runnersJson = await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh api repos/${this.repo}/actions/runners --jq '.runners[] | .name'`,
-        true,
-      );
-
-      return runnersJson
-        .trim()
-        .split('\n')
-        .filter(Boolean)
-        .map((name) => {
-          const resource = new ProviderResource();
-          resource.Name = name.trim();
-
-          return resource;
-        });
-    } catch {
-      return [];
-    }
-  }
-
-  async listWorkflow(): Promise<ProviderWorkflow[]> {
-    if (!this.repo || !this.token) return [];
-
-    try {
-      const runsJson = await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh api repos/${this.repo}/actions/runs?per_page=10 --jq '.workflow_runs[] | .name'`,
-        true,
-      );
-
-      return runsJson
-        .trim()
-        .split('\n')
-        .filter(Boolean)
-        .map((name) => {
-          const workflow = new ProviderWorkflow();
-          workflow.Name = name.trim();
-
-          return workflow;
-        });
-    } catch {
-      return [];
-    }
-  }
-
-  async watchWorkflow(): Promise<string> {
-    if (!this.runId) return 'No active run to watch';
-
-    try {
-      return await OrchestratorSystem.Run(
-        `GH_TOKEN=${this.token} gh run watch ${this.runId} --repo ${this.repo}`,
-        true,
-      );
-    } catch {
-      return '';
-    }
-  }
-}
-export default GitHubActionsProvider;

src/model/orchestrator/providers/gitlab-ci/gitlab-ci-provider.test.ts

@@ -1,329 +0,0 @@
-import GitLabCIProvider from '.';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import * as core from '@actions/core';
-
-jest.mock('../../services/core/orchestrator-system');
-jest.mock('../../services/core/orchestrator-logger');
-jest.mock('@actions/core', () => ({
-  info: jest.fn(),
-  warning: jest.fn(),
-  error: jest.fn(),
-  setOutput: jest.fn(),
-  getInput: jest.fn(() => ''),
-}));
-
-const mockRun = OrchestratorSystem.Run as jest.MockedFunction<typeof OrchestratorSystem.Run>;
-const mockLog = OrchestratorLogger.log as jest.MockedFunction<typeof OrchestratorLogger.log>;
-const mockLogWarning = OrchestratorLogger.logWarning as jest.MockedFunction<typeof OrchestratorLogger.logWarning>;
-
-function createBuildParameters(overrides: Partial<BuildParameters> = {}): BuildParameters {
-  return {
-    gitlabProjectId: 'my-group/my-project',
-    gitlabTriggerToken: 'glptt-test-token-456',
-    gitlabApiUrl: 'https://gitlab.example.com',
-    gitlabRef: 'main',
-    ...overrides,
-  } as BuildParameters;
-}
-
-// Override setTimeout to execute callbacks immediately so polling loops complete fast
-const originalSetTimeout = global.setTimeout;
-beforeAll(() => {
-  global.setTimeout = ((fn: (...args: any[]) => void, _ms?: number, ...args: any[]) => {
-    return originalSetTimeout(fn, 0, ...args);
-  }) as any;
-});
-afterAll(() => {
-  global.setTimeout = originalSetTimeout;
-});
-
-describe('GitLabCIProvider', () => {
-  let provider: GitLabCIProvider;
-
-  beforeEach(() => {
-    jest.clearAllMocks();
-    provider = new GitLabCIProvider(createBuildParameters());
-  });
-
-  describe('constructor', () => {
-    it('strips trailing slashes from apiUrl', () => {
-      const params = createBuildParameters({ gitlabApiUrl: 'https://gitlab.example.com///' });
-      const p = new GitLabCIProvider(params);
-      expect(p).toBeDefined();
-    });
-
-    it('defaults apiUrl to https://gitlab.com when not provided', () => {
-      const params = createBuildParameters({ gitlabApiUrl: undefined });
-      const p = new GitLabCIProvider(params);
-      expect(p).toBeDefined();
-    });
-
-    it('defaults ref to main when not provided', () => {
-      const params = createBuildParameters({ gitlabRef: undefined });
-      const p = new GitLabCIProvider(params);
-      expect(p).toBeDefined();
-    });
-  });
-
-  describe('setupWorkflow', () => {
-    it('verifies project access via curl and logs success', async () => {
-      mockRun.mockResolvedValueOnce('');
-
-      await provider.setupWorkflow('guid-123', createBuildParameters(), 'main', []);
-
-      expect(mockRun).toHaveBeenCalledTimes(1);
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('curl -sf');
-      expect(command).toContain('PRIVATE-TOKEN: glptt-test-token-456');
-      expect(command).toContain('gitlab.example.com/api/v4/projects/');
-      expect(command).toContain(encodeURIComponent('my-group/my-project'));
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Project access verified'));
-    });
-
-    it('throws when projectId is not configured', async () => {
-      const params = createBuildParameters({ gitlabProjectId: '' });
-      provider = new GitLabCIProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'gitlabProjectId and gitlabTriggerToken are required',
-      );
-    });
-
-    it('throws when triggerToken is not configured', async () => {
-      const params = createBuildParameters({ gitlabTriggerToken: '' });
-      provider = new GitLabCIProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'gitlabProjectId and gitlabTriggerToken are required',
-      );
-    });
-
-    it('throws descriptive error when project access check fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('401 Unauthorized'));
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'Failed to access GitLab project my-group/my-project',
-      );
-    });
-  });
-
-  describe('runTaskInWorkflow', () => {
-    it('triggers pipeline and returns job logs on success', async () => {
-      // Pipeline trigger response
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5001, status: 'pending' }));
-      // Status poll returns success
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'success' }));
-      // Jobs list
-      mockRun.mockResolvedValueOnce(
-        JSON.stringify([
-          { id: 10001, name: 'build-unity', status: 'success' },
-          { id: 10002, name: 'test-unity', status: 'success' },
-        ]),
-      );
-      // Job traces
-      mockRun.mockResolvedValueOnce('Building Unity project...\nDone.');
-      mockRun.mockResolvedValueOnce('Running tests...\nAll passed.');
-
-      const result = await provider.runTaskInWorkflow(
-        'guid-gl1',
-        'unityci/editor:2021.3',
-        'echo build',
-        '/mount',
-        '/work',
-        [],
-        [],
-      );
-
-      expect(result).toContain('build-unity');
-      expect(result).toContain('test-unity');
-      expect(result).toContain('Building Unity project');
-      expect(result).toContain('Running tests');
-
-      // Verify trigger command
-      const triggerCommand = mockRun.mock.calls[0][0];
-      expect(triggerCommand).toContain('trigger/pipeline');
-      expect(triggerCommand).toContain(`token=${createBuildParameters().gitlabTriggerToken}`);
-      expect(triggerCommand).toContain('ref=main');
-    });
-
-    it('passes build variables including base64-encoded commands', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5002, status: 'success' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'success' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify([]));
-
-      await provider.runTaskInWorkflow(
-        'guid-vars',
-        'ubuntu:20.04',
-        'make build',
-        '/mnt/data',
-        '/workspace',
-        [{ name: 'UNITY_VERSION', value: '2021.3.1f1' } as any],
-        [],
-      );
-
-      const triggerCommand = mockRun.mock.calls[0][0];
-      const expectedB64 = Buffer.from('make build').toString('base64');
-      expect(triggerCommand).toContain(`variables[BUILD_COMMANDS]=${expectedB64}`);
-      expect(triggerCommand).toContain('variables[BUILD_GUID]=guid-vars');
-      expect(triggerCommand).toContain('variables[BUILD_IMAGE]=ubuntu:20.04');
-      expect(triggerCommand).toContain('variables[MOUNT_DIR]=/mnt/data');
-      expect(triggerCommand).toContain('variables[WORKING_DIR]=/workspace');
-      expect(triggerCommand).toContain('variables[UNITY_VERSION]=2021.3.1f1');
-    });
-
-    it('throws when pipeline trigger fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('404 Not Found'));
-
-      await expect(provider.runTaskInWorkflow('guid-err', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Failed to trigger pipeline',
-      );
-    });
-
-    it('throws when pipeline finishes with failure status', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5003, status: 'pending' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'failed' }));
-
-      await expect(provider.runTaskInWorkflow('guid-fail', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Pipeline 5003 finished with status: failed',
-      );
-    });
-
-    it('throws when pipeline is canceled', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5004, status: 'pending' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'canceled' }));
-
-      await expect(provider.runTaskInWorkflow('guid-cancel', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Pipeline 5004 finished with status: canceled',
-      );
-    });
-
-    it('handles job log fetch failures gracefully', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5005, status: 'success' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'success' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify([{ id: 20001, name: 'build', status: 'success' }]));
-      // Job trace fetch fails
-      mockRun.mockRejectedValueOnce(new Error('trace unavailable'));
-
-      const result = await provider.runTaskInWorkflow('guid-nologs', 'img', 'cmd', '/m', '/w', [], []);
-
-      expect(result).toContain('build');
-      expect(result).toContain('logs unavailable');
-    });
-
-    it('returns fallback message when entire job fetch fails', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5006, status: 'success' }));
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'success' }));
-      // Jobs list fails
-      mockRun.mockRejectedValueOnce(new Error('API error'));
-
-      const result = await provider.runTaskInWorkflow('guid-noapi', 'img', 'cmd', '/m', '/w', [], []);
-
-      expect(result).toContain('Pipeline 5006 completed successfully');
-      expect(result).toContain('logs unavailable');
-    });
-
-    it('continues polling through status check errors until completion', async () => {
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5007, status: 'pending' }));
-      // First status check fails
-      mockRun.mockRejectedValueOnce(new Error('network blip'));
-      // Second status check succeeds
-      mockRun.mockResolvedValueOnce(JSON.stringify({ status: 'success' }));
-      // Jobs/logs
-      mockRun.mockResolvedValueOnce(JSON.stringify([]));
-
-      await provider.runTaskInWorkflow('guid-retry', 'img', 'cmd', '/m', '/w', [], []);
-
-      expect(mockLogWarning).toHaveBeenCalledWith(expect.stringContaining('Status check error'));
-    });
-
-    it('throws timeout error when polling exceeds maximum duration', async () => {
-      const realDateNow = Date.now;
-      let callCount = 0;
-
-      // Trigger pipeline succeeds
-      mockRun.mockResolvedValueOnce(JSON.stringify({ id: 5008, status: 'running' }));
-      // Status always returns running
-      mockRun.mockImplementation(() => Promise.resolve(JSON.stringify({ status: 'running' })));
-
-      // After first call, simulate 5 hours elapsed
-      Date.now = () => {
-        callCount++;
-        if (callCount <= 1) return realDateNow.call(Date);
-        return realDateNow.call(Date) + 14_400_001; // 4 hours + 1ms
-      };
-
-      try {
-        await expect(provider.runTaskInWorkflow('guid-poll-timeout', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-          'did not complete within 4 hours',
-        );
-
-        expect(core.error).toHaveBeenCalledWith(expect.stringContaining('did not complete within 4 hours'));
-      } finally {
-        Date.now = realDateNow;
-      }
-    });
-  });
-
-  describe('cleanupWorkflow', () => {
-    it('completes without error and logs cleanup message', async () => {
-      await provider.cleanupWorkflow(createBuildParameters(), 'main', []);
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Cleanup complete'));
-    });
-  });
-
-  describe('garbageCollect', () => {
-    it('returns empty string (no-op)', async () => {
-      const result = await provider.garbageCollect('', false, 0, false, false);
-      expect(result).toBe('');
-    });
-  });
-
-  describe('listResources', () => {
-    it('returns empty array (not implemented)', async () => {
-      const resources = await provider.listResources();
-      expect(resources).toEqual([]);
-    });
-  });
-
-  describe('listWorkflow', () => {
-    it('returns recent pipeline names when credentials are available', async () => {
-      mockRun.mockResolvedValueOnce(
-        JSON.stringify([
-          { id: 100, status: 'success' },
-          { id: 101, status: 'failed' },
-        ]),
-      );
-
-      const workflows = await provider.listWorkflow();
-
-      expect(workflows).toHaveLength(2);
-      expect(workflows[0].Name).toBe('Pipeline #100 (success)');
-      expect(workflows[1].Name).toBe('Pipeline #101 (failed)');
-    });
-
-    it('returns empty array when credentials are missing', async () => {
-      const params = createBuildParameters({ gitlabProjectId: '' });
-      provider = new GitLabCIProvider(params);
-
-      const workflows = await provider.listWorkflow();
-      expect(workflows).toEqual([]);
-      expect(mockRun).not.toHaveBeenCalled();
-    });
-
-    it('returns empty array when API call fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('API error'));
-
-      const workflows = await provider.listWorkflow();
-      expect(workflows).toEqual([]);
-    });
-  });
-
-  describe('watchWorkflow', () => {
-    it('returns empty string (not implemented)', async () => {
-      const result = await provider.watchWorkflow();
-      expect(result).toBe('');
-    });
-  });
-});

src/model/orchestrator/providers/gitlab-ci/index.ts

@@ -1,224 +0,0 @@
-import * as core from '@actions/core';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorEnvironmentVariable from '../../options/orchestrator-environment-variable';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import { ProviderInterface } from '../provider-interface';
-import OrchestratorSecret from '../../options/orchestrator-secret';
-import { ProviderResource } from '../provider-resource';
-import { ProviderWorkflow } from '../provider-workflow';
-
-const MAX_POLLING_DURATION_MS = 14_400_000; // 4 hours
-
-/**
- * GitLab CI provider — triggers builds as GitLab CI pipelines
- * via the GitLab API.
- *
- * Use case: Teams using GitLab CI, hybrid GitHub/GitLab setups,
- * or GitLab runners with Unity licenses.
- */
-class GitLabCIProvider implements ProviderInterface {
-  private buildParameters: BuildParameters;
-  private projectId: string;
-  private triggerToken: string;
-  private apiUrl: string;
-  private ref: string;
-  private pipelineId: number = 0;
-
-  constructor(buildParameters: BuildParameters) {
-    this.buildParameters = buildParameters;
-    this.projectId = buildParameters.gitlabProjectId || '';
-    this.triggerToken = buildParameters.gitlabTriggerToken || '';
-    this.apiUrl = (buildParameters.gitlabApiUrl || 'https://gitlab.com').replace(/\/+$/, '');
-    this.ref = buildParameters.gitlabRef || 'main';
-  }
-
-  async setupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildGuid: string,
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[GitLabCI] Setting up pipeline trigger for project ${this.projectId}`);
-
-    if (!this.projectId || !this.triggerToken) {
-      throw new Error('gitlabProjectId and gitlabTriggerToken are required for the gitlab-ci provider');
-    }
-
-    // Verify project access
-    const encodedProject = encodeURIComponent(this.projectId);
-    try {
-      await OrchestratorSystem.Run(
-        `curl -sf -H "PRIVATE-TOKEN: ${this.triggerToken}" "${this.apiUrl}/api/v4/projects/${encodedProject}" -o /dev/null`,
-      );
-      OrchestratorLogger.log(`[GitLabCI] Project access verified`);
-    } catch (error: any) {
-      throw new Error(`Failed to access GitLab project ${this.projectId}: ${error.message || error}`);
-    }
-  }
-
-  async runTaskInWorkflow(
-    buildGuid: string,
-    image: string,
-    commands: string,
-    mountdir: string,
-    workingdir: string,
-    environment: OrchestratorEnvironmentVariable[],
-    // eslint-disable-next-line no-unused-vars
-    secrets: OrchestratorSecret[],
-  ): Promise<string> {
-    OrchestratorLogger.log(`[GitLabCI] Triggering pipeline on project ${this.projectId}@${this.ref}`);
-
-    const encodedProject = encodeURIComponent(this.projectId);
-
-    // Build variables for the pipeline
-    const pipelineVariables: string[] = [
-      `-f "variables[BUILD_GUID]=${buildGuid}"`,
-      `-f "variables[BUILD_IMAGE]=${image}"`,
-      `-f "variables[BUILD_COMMANDS]=${Buffer.from(commands).toString('base64')}"`,
-      `-f "variables[MOUNT_DIR]=${mountdir}"`,
-      `-f "variables[WORKING_DIR]=${workingdir}"`,
-    ];
-
-    for (const element of environment) {
-      pipelineVariables.push(`-f "variables[${element.name}]=${element.value}"`);
-    }
-
-    // Trigger pipeline
-    try {
-      const response = await OrchestratorSystem.Run(
-        `curl -sf -X POST "${this.apiUrl}/api/v4/projects/${encodedProject}/trigger/pipeline" -f "token=${
-          this.triggerToken
-        }" -f "ref=${this.ref}" ${pipelineVariables.join(' ')}`,
-      );
-
-      const pipeline = JSON.parse(response);
-      this.pipelineId = pipeline.id;
-      OrchestratorLogger.log(`[GitLabCI] Pipeline triggered: ${this.pipelineId} (status: ${pipeline.status})`);
-    } catch (error: any) {
-      throw new Error(`Failed to trigger pipeline: ${error.message || error}`);
-    }
-
-    // Poll until completion (with maximum duration guard)
-    let status = 'pending';
-    const terminalStatuses = new Set(['success', 'failed', 'canceled', 'skipped']);
-    const pollingStartTime = Date.now();
-    const pipelineUrl = `${this.apiUrl}/${this.projectId}/-/pipelines/${this.pipelineId}`;
-
-    while (!terminalStatuses.has(status)) {
-      const elapsedMs = Date.now() - pollingStartTime;
-      if (elapsedMs >= MAX_POLLING_DURATION_MS) {
-        const hours = Math.round(MAX_POLLING_DURATION_MS / 3_600_000);
-        const message = `GitLab CI pipeline did not complete within ${hours} hours. Pipeline URL: ${pipelineUrl}`;
-        core.error(message);
-        throw new Error(message);
-      }
-
-      await new Promise((resolve) => setTimeout(resolve, 15_000));
-
-      try {
-        const statusResponse = await OrchestratorSystem.Run(
-          `curl -sf -H "PRIVATE-TOKEN: ${this.triggerToken}" "${this.apiUrl}/api/v4/projects/${encodedProject}/pipelines/${this.pipelineId}"`,
-          true,
-        );
-
-        const pipelineStatus = JSON.parse(statusResponse);
-        status = pipelineStatus.status;
-        OrchestratorLogger.log(`[GitLabCI] Pipeline ${this.pipelineId} status: ${status}`);
-      } catch (error: any) {
-        OrchestratorLogger.logWarning(`[GitLabCI] Status check error: ${error.message || error}`);
-      }
-    }
-
-    if (status !== 'success') {
-      throw new Error(`Pipeline ${this.pipelineId} finished with status: ${status}`);
-    }
-
-    // Fetch job logs
-    try {
-      const jobsResponse = await OrchestratorSystem.Run(
-        `curl -sf -H "PRIVATE-TOKEN: ${this.triggerToken}" "${this.apiUrl}/api/v4/projects/${encodedProject}/pipelines/${this.pipelineId}/jobs"`,
-        true,
-      );
-
-      const jobs = JSON.parse(jobsResponse);
-      const logs: string[] = [];
-
-      for (const job of jobs) {
-        try {
-          const jobLog = await OrchestratorSystem.Run(
-            `curl -sf -H "PRIVATE-TOKEN: ${this.triggerToken}" "${this.apiUrl}/api/v4/projects/${encodedProject}/jobs/${job.id}/trace"`,
-            true,
-          );
-          logs.push(`=== Job: ${job.name} (${job.status}) ===\n${jobLog}`);
-        } catch {
-          logs.push(`=== Job: ${job.name} (${job.status}) === (logs unavailable)`);
-        }
-      }
-
-      return logs.join('\n\n');
-    } catch {
-      return `Pipeline ${this.pipelineId} completed successfully (logs unavailable)`;
-    }
-  }
-
-  async cleanupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[GitLabCI] Cleanup complete`);
-  }
-
-  async garbageCollect(
-    // eslint-disable-next-line no-unused-vars
-    filter: string,
-    // eslint-disable-next-line no-unused-vars
-    previewOnly: boolean,
-    // eslint-disable-next-line no-unused-vars
-    olderThan: Number,
-    // eslint-disable-next-line no-unused-vars
-    fullCache: boolean,
-    // eslint-disable-next-line no-unused-vars
-    baseDependencies: boolean,
-  ): Promise<string> {
-    return '';
-  }
-
-  async listResources(): Promise<ProviderResource[]> {
-    return [];
-  }
-
-  async listWorkflow(): Promise<ProviderWorkflow[]> {
-    if (!this.projectId || !this.triggerToken) return [];
-
-    try {
-      const encodedProject = encodeURIComponent(this.projectId);
-      const response = await OrchestratorSystem.Run(
-        `curl -sf -H "PRIVATE-TOKEN: ${this.triggerToken}" "${this.apiUrl}/api/v4/projects/${encodedProject}/pipelines?per_page=10"`,
-        true,
-      );
-
-      return JSON.parse(response).map((pipeline: any) => {
-        const workflow = new ProviderWorkflow();
-        workflow.Name = `Pipeline #${pipeline.id} (${pipeline.status})`;
-
-        return workflow;
-      });
-    } catch {
-      return [];
-    }
-  }
-
-  async watchWorkflow(): Promise<string> {
-    return '';
-  }
-}
-export default GitLabCIProvider;

src/model/orchestrator/providers/provider-selection.test.ts

@@ -1,164 +0,0 @@
-import BuildParameters from '../../build-parameters';
-import RemotePowershellProvider from './remote-powershell';
-import GitHubActionsProvider from './github-actions';
-import GitLabCIProvider from './gitlab-ci';
-import AnsibleProvider from './ansible';
-
-/**
- * Tests for provider selection logic in Orchestrator.setProvider.
- *
- * These tests verify that the correct provider class is instantiated based on
- * the providerStrategy field in BuildParameters. Rather than invoking the full
- * Orchestrator.setProvider (which has heavy dependencies on OrchestratorOptions,
- * AWS detection, etc.), we test the provider constructors directly to verify
- * they produce the right provider type from the same build parameters the
- * orchestrator switch statement uses.
- */
-describe('Provider Selection', () => {
-  describe('remote-powershell provider', () => {
-    it('creates RemotePowershellProvider from build parameters', () => {
-      const params = {
-        providerStrategy: 'remote-powershell',
-        remotePowershellHost: 'build-server.local',
-        remotePowershellTransport: 'wsman',
-        remotePowershellCredential: 'user:pass',
-      } as BuildParameters;
-
-      const provider = new RemotePowershellProvider(params);
-
-      expect(provider).toBeInstanceOf(RemotePowershellProvider);
-      expect(provider.constructor.name).toBe('RemotePowershellProvider');
-    });
-  });
-
-  describe('github-actions provider', () => {
-    it('creates GitHubActionsProvider from build parameters', () => {
-      const params = {
-        providerStrategy: 'github-actions',
-        githubActionsRepo: 'org/repo',
-        githubActionsWorkflow: 'ci.yml',
-        githubActionsToken: 'ghp_token',
-        githubActionsRef: 'main',
-      } as BuildParameters;
-
-      const provider = new GitHubActionsProvider(params);
-
-      expect(provider).toBeInstanceOf(GitHubActionsProvider);
-      expect(provider.constructor.name).toBe('GitHubActionsProvider');
-    });
-  });
-
-  describe('gitlab-ci provider', () => {
-    it('creates GitLabCIProvider from build parameters', () => {
-      const params = {
-        providerStrategy: 'gitlab-ci',
-        gitlabProjectId: 'group/project',
-        gitlabTriggerToken: 'glptt-token',
-        gitlabApiUrl: 'https://gitlab.com',
-        gitlabRef: 'main',
-      } as BuildParameters;
-
-      const provider = new GitLabCIProvider(params);
-
-      expect(provider).toBeInstanceOf(GitLabCIProvider);
-      expect(provider.constructor.name).toBe('GitLabCIProvider');
-    });
-  });
-
-  describe('ansible provider', () => {
-    it('creates AnsibleProvider from build parameters', () => {
-      const params = {
-        providerStrategy: 'ansible',
-        ansibleInventory: '/etc/ansible/hosts',
-        ansiblePlaybook: '/playbooks/build.yml',
-        ansibleExtraVars: '',
-        ansibleVaultPassword: '',
-      } as BuildParameters;
-
-      const provider = new AnsibleProvider(params);
-
-      expect(provider).toBeInstanceOf(AnsibleProvider);
-      expect(provider.constructor.name).toBe('AnsibleProvider');
-    });
-  });
-
-  describe('provider strategy routing', () => {
-    it('each provider strategy maps to a distinct provider class', () => {
-      const strategies: Record<string, new (params: BuildParameters) => any> = {
-        'remote-powershell': RemotePowershellProvider,
-        'github-actions': GitHubActionsProvider,
-        'gitlab-ci': GitLabCIProvider,
-        ansible: AnsibleProvider,
-      };
-
-      const params = {
-        remotePowershellHost: 'host',
-        remotePowershellTransport: 'wsman',
-        remotePowershellCredential: '',
-        githubActionsRepo: 'org/repo',
-        githubActionsWorkflow: 'ci.yml',
-        githubActionsToken: 'token',
-        githubActionsRef: 'main',
-        gitlabProjectId: 'proj',
-        gitlabTriggerToken: 'tok',
-        gitlabApiUrl: 'https://gitlab.com',
-        gitlabRef: 'main',
-        ansibleInventory: '/inv',
-        ansiblePlaybook: '/pb.yml',
-        ansibleExtraVars: '',
-        ansibleVaultPassword: '',
-      } as BuildParameters;
-
-      const instances = Object.entries(strategies).map(([strategy, ProviderClass]) => {
-        const provider = new ProviderClass(params);
-        return { strategy, className: provider.constructor.name };
-      });
-
-      // Verify all four strategies produce different provider classes
-      const classNames = instances.map((i) => i.className);
-      const uniqueClassNames = new Set(classNames);
-      expect(uniqueClassNames.size).toBe(4);
-
-      // Verify expected mapping
-      expect(instances.find((i) => i.strategy === 'remote-powershell')!.className).toBe('RemotePowershellProvider');
-      expect(instances.find((i) => i.strategy === 'github-actions')!.className).toBe('GitHubActionsProvider');
-      expect(instances.find((i) => i.strategy === 'gitlab-ci')!.className).toBe('GitLabCIProvider');
-      expect(instances.find((i) => i.strategy === 'ansible')!.className).toBe('AnsibleProvider');
-    });
-
-    it('all providers implement ProviderInterface methods', () => {
-      const params = {
-        remotePowershellHost: 'host',
-        githubActionsRepo: 'org/repo',
-        githubActionsWorkflow: 'ci.yml',
-        githubActionsToken: 'token',
-        gitlabProjectId: 'proj',
-        gitlabTriggerToken: 'tok',
-        ansibleInventory: '/inv',
-      } as BuildParameters;
-
-      const providers = [
-        new RemotePowershellProvider(params),
-        new GitHubActionsProvider(params),
-        new GitLabCIProvider(params),
-        new AnsibleProvider(params),
-      ];
-
-      const requiredMethods = [
-        'setupWorkflow',
-        'runTaskInWorkflow',
-        'cleanupWorkflow',
-        'garbageCollect',
-        'listResources',
-        'listWorkflow',
-        'watchWorkflow',
-      ];
-
-      for (const provider of providers) {
-        for (const method of requiredMethods) {
-          expect(typeof (provider as any)[method]).toBe('function');
-        }
-      }
-    });
-  });
-});

src/model/orchestrator/providers/remote-powershell/index.ts

@@ -1,166 +0,0 @@
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorEnvironmentVariable from '../../options/orchestrator-environment-variable';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-import { ProviderInterface } from '../provider-interface';
-import OrchestratorSecret from '../../options/orchestrator-secret';
-import { ProviderResource } from '../provider-resource';
-import { ProviderWorkflow } from '../provider-workflow';
-
-/**
- * Remote PowerShell provider — executes Unity builds on remote machines
- * via PowerShell Remoting (WinRM or SSH).
- *
- * Use case: Teams with dedicated build machines not part of a CI system.
- */
-class RemotePowershellProvider implements ProviderInterface {
-  private buildParameters: BuildParameters;
-  private host: string;
-  private transport: string;
-  private credential: string;
-  private sessionId: string = '';
-
-  constructor(buildParameters: BuildParameters) {
-    this.buildParameters = buildParameters;
-    this.host = buildParameters.remotePowershellHost || '';
-    this.transport = buildParameters.remotePowershellTransport || 'wsman';
-    this.credential = buildParameters.remotePowershellCredential || '';
-  }
-
-  async setupWorkflow(
-    buildGuid: string,
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[RemotePowershell] Setting up remote session to ${this.host} via ${this.transport}`);
-
-    if (!this.host) {
-      throw new Error('remotePowershellHost is required for the remote-powershell provider');
-    }
-
-    // Test connectivity
-    const testCommand = this.buildPwshCommand(`Test-WSMan -ComputerName "${this.host}" -ErrorAction Stop`);
-    try {
-      await OrchestratorSystem.Run(testCommand);
-      OrchestratorLogger.log(`[RemotePowershell] Connection test passed`);
-    } catch (error: any) {
-      throw new Error(`Failed to connect to remote host ${this.host}: ${error.message || error}`);
-    }
-
-    this.sessionId = buildGuid;
-    OrchestratorLogger.log(`[RemotePowershell] Session ${this.sessionId} ready`);
-  }
-
-  async runTaskInWorkflow(
-    buildGuid: string,
-    image: string,
-    commands: string,
-    mountdir: string,
-    workingdir: string,
-    environment: OrchestratorEnvironmentVariable[],
-    secrets: OrchestratorSecret[],
-  ): Promise<string> {
-    OrchestratorLogger.log(`[RemotePowershell] Executing task on ${this.host}`);
-
-    // Build environment variable block for remote session
-    const environmentBlock = environment.map((element) => `$env:${element.name} = '${element.value}'`).join('; ');
-
-    const secretBlock = secrets
-      .map((secret) => `$env:${secret.EnvironmentVariable} = '${secret.ParameterValue}'`)
-      .join('; ');
-
-    // Wrap commands for remote execution
-    const remoteScript = [environmentBlock, secretBlock, `Set-Location "${workingdir}"`, commands]
-      .filter(Boolean)
-      .join('; ');
-
-    const invokeCommand = this.buildInvokeCommand(remoteScript);
-
-    try {
-      const output = await OrchestratorSystem.Run(invokeCommand);
-      OrchestratorLogger.log(`[RemotePowershell] Task completed successfully`);
-
-      return output;
-    } catch (error: any) {
-      OrchestratorLogger.logWarning(`[RemotePowershell] Task failed: ${error.message || error}`);
-      throw error;
-    }
-  }
-
-  async cleanupWorkflow(
-    // eslint-disable-next-line no-unused-vars
-    buildParameters: BuildParameters,
-    // eslint-disable-next-line no-unused-vars
-    branchName: string,
-    // eslint-disable-next-line no-unused-vars
-    defaultSecretsArray: { ParameterKey: string; EnvironmentVariable: string; ParameterValue: string }[],
-  ): Promise<void> {
-    OrchestratorLogger.log(`[RemotePowershell] Cleaning up session ${this.sessionId}`);
-
-    // Remote sessions are stateless per invocation — no cleanup needed
-  }
-
-  async garbageCollect(
-    // eslint-disable-next-line no-unused-vars
-    filter: string,
-    // eslint-disable-next-line no-unused-vars
-    previewOnly: boolean,
-    // eslint-disable-next-line no-unused-vars
-    olderThan: Number,
-    // eslint-disable-next-line no-unused-vars
-    fullCache: boolean,
-    // eslint-disable-next-line no-unused-vars
-    baseDependencies: boolean,
-  ): Promise<string> {
-    OrchestratorLogger.log(`[RemotePowershell] Garbage collection not supported for remote PowerShell provider`);
-
-    return '';
-  }
-
-  async listResources(): Promise<ProviderResource[]> {
-    const resource = new ProviderResource();
-    resource.Name = this.host;
-
-    return [resource];
-  }
-
-  async listWorkflow(): Promise<ProviderWorkflow[]> {
-    return [];
-  }
-
-  async watchWorkflow(): Promise<string> {
-    return '';
-  }
-
-  private buildPwshCommand(script: string): string {
-    return `pwsh -NoProfile -NonInteractive -Command "${script.replace(/"/g, '\\"')}"`;
-  }
-
-  private buildInvokeCommand(remoteScript: string): string {
-    const escapedScript = remoteScript.replace(/"/g, '\\"').replace(/'/g, "''");
-
-    if (this.transport === 'ssh') {
-      return `pwsh -NoProfile -NonInteractive -Command "Invoke-Command -HostName '${this.host}' -ScriptBlock { ${escapedScript} }"`;
-    }
-
-    // WinRM (default)
-    // Split on the FIRST colon only — passwords may contain colons
-    let credentialPart = '';
-    if (this.credential) {
-      const colonIndex = this.credential.indexOf(':');
-      if (colonIndex === -1) {
-        throw new Error('remotePowershellCredential must be in "username:password" format (no colon found)');
-      }
-      const user = this.credential.substring(0, colonIndex);
-      const pass = this.credential.substring(colonIndex + 1);
-      credentialPart = `-Credential (New-Object PSCredential('${user}', (ConvertTo-SecureString '${pass}' -AsPlainText -Force)))`;
-    }
-
-    return `pwsh -NoProfile -NonInteractive -Command "Invoke-Command -ComputerName '${this.host}' ${credentialPart} -ScriptBlock { ${escapedScript} }"`;
-  }
-}
-export default RemotePowershellProvider;

src/model/orchestrator/providers/remote-powershell/remote-powershell-provider.test.ts

@@ -1,264 +0,0 @@
-import RemotePowershellProvider from '.';
-import BuildParameters from '../../../build-parameters';
-import { OrchestratorSystem } from '../../services/core/orchestrator-system';
-import OrchestratorLogger from '../../services/core/orchestrator-logger';
-
-jest.mock('../../services/core/orchestrator-system');
-jest.mock('../../services/core/orchestrator-logger');
-
-const mockRun = OrchestratorSystem.Run as jest.MockedFunction<typeof OrchestratorSystem.Run>;
-const mockLog = OrchestratorLogger.log as jest.MockedFunction<typeof OrchestratorLogger.log>;
-const mockLogWarning = OrchestratorLogger.logWarning as jest.MockedFunction<typeof OrchestratorLogger.logWarning>;
-
-function createBuildParameters(overrides: Partial<BuildParameters> = {}): BuildParameters {
-  return {
-    remotePowershellHost: 'build-server-01.internal',
-    remotePowershellTransport: 'wsman',
-    remotePowershellCredential: 'admin:P@ssw0rd!',
-    ...overrides,
-  } as BuildParameters;
-}
-
-describe('RemotePowershellProvider', () => {
-  let provider: RemotePowershellProvider;
-
-  beforeEach(() => {
-    jest.clearAllMocks();
-    provider = new RemotePowershellProvider(createBuildParameters());
-  });
-
-  describe('constructor', () => {
-    it('defaults transport to wsman when not specified', () => {
-      const params = createBuildParameters({ remotePowershellTransport: undefined });
-      const p = new RemotePowershellProvider(params);
-      expect(p).toBeDefined();
-    });
-
-    it('accepts ssh transport', () => {
-      const params = createBuildParameters({ remotePowershellTransport: 'ssh' });
-      const p = new RemotePowershellProvider(params);
-      expect(p).toBeDefined();
-    });
-  });
-
-  describe('setupWorkflow', () => {
-    it('tests WinRM connectivity via Test-WSMan and logs success', async () => {
-      mockRun.mockResolvedValueOnce('wsman output');
-
-      await provider.setupWorkflow('guid-123', createBuildParameters(), 'main', []);
-
-      expect(mockRun).toHaveBeenCalledTimes(1);
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('pwsh -NoProfile -NonInteractive');
-      expect(command).toContain('Test-WSMan');
-      expect(command).toContain('build-server-01.internal');
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Connection test passed'));
-    });
-
-    it('sets session ID to the build GUID', async () => {
-      mockRun.mockResolvedValueOnce('');
-
-      await provider.setupWorkflow('my-build-guid', createBuildParameters(), 'main', []);
-
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('my-build-guid'));
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('ready'));
-    });
-
-    it('throws when host is not configured', async () => {
-      const params = createBuildParameters({ remotePowershellHost: '' });
-      provider = new RemotePowershellProvider(params);
-
-      await expect(provider.setupWorkflow('guid-123', params, 'main', [])).rejects.toThrow(
-        'remotePowershellHost is required',
-      );
-    });
-
-    it('throws descriptive error when connectivity test fails', async () => {
-      mockRun.mockRejectedValueOnce(new Error('WinRM service not running'));
-
-      await expect(provider.setupWorkflow('guid-123', createBuildParameters(), 'main', [])).rejects.toThrow(
-        'Failed to connect to remote host build-server-01.internal',
-      );
-    });
-  });
-
-  describe('runTaskInWorkflow', () => {
-    it('constructs WinRM Invoke-Command with credential and returns output', async () => {
-      mockRun.mockResolvedValueOnce('Build succeeded!');
-
-      const result = await provider.runTaskInWorkflow(
-        'guid-run1',
-        'unused-image',
-        'Unity.exe -batchmode -buildTarget Win64',
-        '/mount',
-        'C:\\Projects\\MyGame',
-        [],
-        [],
-      );
-
-      expect(result).toBe('Build succeeded!');
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('pwsh -NoProfile -NonInteractive');
-      expect(command).toContain("Invoke-Command -ComputerName 'build-server-01.internal'");
-      expect(command).toContain('-Credential');
-      expect(command).toContain('New-Object PSCredential');
-      expect(command).toContain('-ScriptBlock');
-      expect(command).toContain('Set-Location');
-    });
-
-    it('constructs SSH Invoke-Command when transport is ssh', async () => {
-      const params = createBuildParameters({ remotePowershellTransport: 'ssh' });
-      provider = new RemotePowershellProvider(params);
-      mockRun.mockResolvedValueOnce('SSH build output');
-
-      const result = await provider.runTaskInWorkflow('guid-ssh', 'img', 'build', '/m', '/w', [], []);
-
-      expect(result).toBe('SSH build output');
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain("Invoke-Command -HostName 'build-server-01.internal'");
-      expect(command).not.toContain('-ComputerName');
-      expect(command).not.toContain('-Credential');
-    });
-
-    it('includes environment variables in the remote script block', async () => {
-      mockRun.mockResolvedValueOnce('output');
-
-      const env = [
-        { name: 'UNITY_LICENSE', value: 'license-data-abc' },
-        { name: 'BUILD_TARGET', value: 'StandaloneWindows64' },
-      ];
-
-      await provider.runTaskInWorkflow('guid-env', 'img', 'build-cmd', '/m', '/w', env as any, []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('$env:UNITY_LICENSE');
-      expect(command).toContain('$env:BUILD_TARGET');
-    });
-
-    it('includes secrets in the remote script block', async () => {
-      mockRun.mockResolvedValueOnce('output');
-
-      const secrets = [{ ParameterKey: 'key1', EnvironmentVariable: 'SECRET_KEY', ParameterValue: 'secret-val-123' }];
-
-      await provider.runTaskInWorkflow('guid-sec', 'img', 'build-cmd', '/m', '/w', [], secrets as any);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('$env:SECRET_KEY');
-    });
-
-    it('does not include credential in plaintext log output when using WinRM', async () => {
-      mockRun.mockResolvedValueOnce('output');
-
-      await provider.runTaskInWorkflow('guid-cred', 'img', 'cmd', '/m', '/w', [], []);
-
-      // The credential is used via ConvertTo-SecureString, not logged directly
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('ConvertTo-SecureString');
-      expect(command).toContain('-AsPlainText -Force');
-    });
-
-    it('omits credential part when no credential is configured (WinRM)', async () => {
-      const params = createBuildParameters({ remotePowershellCredential: '' });
-      provider = new RemotePowershellProvider(params);
-      mockRun.mockResolvedValueOnce('output');
-
-      await provider.runTaskInWorkflow('guid-nocred', 'img', 'cmd', '/m', '/w', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain("Invoke-Command -ComputerName 'build-server-01.internal'");
-      expect(command).not.toContain('-Credential');
-      expect(command).not.toContain('PSCredential');
-    });
-
-    it('throws and logs warning when remote execution fails', async () => {
-      const execError = new Error('Remote execution failed: access denied');
-      mockRun.mockRejectedValueOnce(execError);
-
-      await expect(provider.runTaskInWorkflow('guid-fail', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'Remote execution failed',
-      );
-
-      expect(mockLogWarning).toHaveBeenCalledWith(expect.stringContaining('Task failed'));
-    });
-
-    it('preserves passwords containing colons when splitting credentials', async () => {
-      const params = createBuildParameters({
-        remotePowershellCredential: 'admin:P@ss:w0rd:with:colons!',
-      });
-      provider = new RemotePowershellProvider(params);
-      mockRun.mockResolvedValueOnce('output');
-
-      await provider.runTaskInWorkflow('guid-colon', 'img', 'cmd', '/m', '/w', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain("PSCredential('admin'");
-      expect(command).toContain("ConvertTo-SecureString 'P@ss:w0rd:with:colons!'");
-    });
-
-    it('throws when credential has no colon separator', async () => {
-      const params = createBuildParameters({
-        remotePowershellCredential: 'nocolonhere',
-      });
-      provider = new RemotePowershellProvider(params);
-
-      await expect(provider.runTaskInWorkflow('guid-badcred', 'img', 'cmd', '/m', '/w', [], [])).rejects.toThrow(
-        'username:password',
-      );
-    });
-
-    it('sets working directory in the remote script', async () => {
-      mockRun.mockResolvedValueOnce('output');
-
-      await provider.runTaskInWorkflow('guid-wd', 'img', 'cmd', '/m', 'D:\\Builds\\Project', [], []);
-
-      const command = mockRun.mock.calls[0][0];
-      expect(command).toContain('Set-Location');
-      expect(command).toContain('D:\\Builds\\Project');
-    });
-  });
-
-  describe('cleanupWorkflow', () => {
-    it('completes without error and logs session cleanup', async () => {
-      // Setup first to set sessionId
-      mockRun.mockResolvedValueOnce('');
-      await provider.setupWorkflow('guid-cleanup', createBuildParameters(), 'main', []);
-
-      await provider.cleanupWorkflow(createBuildParameters(), 'main', []);
-
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('Cleaning up session'));
-    });
-  });
-
-  describe('garbageCollect', () => {
-    it('returns empty string and logs not-supported message', async () => {
-      const result = await provider.garbageCollect('', false, 0, false, false);
-      expect(result).toBe('');
-      expect(mockLog).toHaveBeenCalledWith(expect.stringContaining('not supported'));
-    });
-  });
-
-  describe('listResources', () => {
-    it('returns the configured host as a resource', async () => {
-      const resources = await provider.listResources();
-
-      expect(resources).toHaveLength(1);
-      expect(resources[0].Name).toBe('build-server-01.internal');
-    });
-  });
-
-  describe('listWorkflow', () => {
-    it('returns empty array (not implemented)', async () => {
-      const workflows = await provider.listWorkflow();
-      expect(workflows).toEqual([]);
-    });
-  });
-
-  describe('watchWorkflow', () => {
-    it('returns empty string (not implemented)', async () => {
-      const result = await provider.watchWorkflow();
-      expect(result).toBe('');
-    });
-  });
-});

src/model/orchestrator/services/core/runner-availability-service.test.ts

@@ -0,0 +1,318 @@
+import { RunnerAvailabilityService } from './runner-availability-service';
+
+// Mock @octokit/core
+jest.mock('@octokit/core', () => ({
+  Octokit: jest.fn().mockImplementation(() => ({
+    request: jest.fn(),
+  })),
+}));
+
+jest.mock('./orchestrator-logger', () => ({
+  __esModule: true,
+  default: {
+    log: jest.fn(),
+    logWarning: jest.fn(),
+    error: jest.fn(),
+  },
+}));
+
+import { Octokit } from '@octokit/core';
+
+const MockedOctokit = Octokit as jest.MockedClass<typeof Octokit>;
+
+function createMockRunners(runners: Array<{ name: string; status: string; busy: boolean; labels: string[] }>) {
+  return runners.map((r, i) => ({
+    id: i + 1,
+    name: r.name,
+    status: r.status,
+    busy: r.busy,
+    labels: r.labels.map((l) => ({ name: l })),
+  }));
+}
+
+describe('RunnerAvailabilityService', () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  describe('checkAvailability', () => {
+    it('should skip check and not fallback when no token is provided', async () => {
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', '', [], 1);
+      expect(result.shouldFallback).toBe(false);
+      expect(result.reason).toContain('No GitHub token');
+    });
+
+    it('should fallback when no runners are registered', async () => {
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners: [] } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(true);
+      expect(result.reason).toContain('No runners registered');
+      expect(result.totalRunners).toBe(0);
+    });
+
+    it('should not fallback when enough idle runners are available', async () => {
+      const runners = createMockRunners([
+        { name: 'runner-1', status: 'online', busy: false, labels: ['self-hosted', 'linux'] },
+        { name: 'runner-2', status: 'online', busy: false, labels: ['self-hosted', 'linux'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(false);
+      expect(result.idleRunners).toBe(2);
+      expect(result.totalRunners).toBe(2);
+    });
+
+    it('should fallback when all runners are busy', async () => {
+      const runners = createMockRunners([
+        { name: 'runner-1', status: 'online', busy: true, labels: ['self-hosted'] },
+        { name: 'runner-2', status: 'online', busy: true, labels: ['self-hosted'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(true);
+      expect(result.idleRunners).toBe(0);
+      expect(result.matchingRunners).toBe(2);
+    });
+
+    it('should fallback when all runners are offline', async () => {
+      const runners = createMockRunners([
+        { name: 'runner-1', status: 'offline', busy: false, labels: ['self-hosted'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(true);
+      expect(result.idleRunners).toBe(0);
+    });
+
+    it('should filter runners by required labels', async () => {
+      const runners = createMockRunners([
+        { name: 'linux-runner', status: 'online', busy: false, labels: ['self-hosted', 'linux'] },
+        { name: 'windows-runner', status: 'online', busy: false, labels: ['self-hosted', 'windows'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability(
+        'owner',
+        'repo',
+        'token',
+        ['self-hosted', 'linux'],
+        1,
+      );
+
+      expect(result.shouldFallback).toBe(false);
+      expect(result.matchingRunners).toBe(1);
+      expect(result.idleRunners).toBe(1);
+      expect(result.totalRunners).toBe(2);
+    });
+
+    it('should fallback when no runners match required labels', async () => {
+      const runners = createMockRunners([
+        { name: 'windows-runner', status: 'online', busy: false, labels: ['self-hosted', 'windows'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability(
+        'owner',
+        'repo',
+        'token',
+        ['self-hosted', 'linux'],
+        1,
+      );
+
+      expect(result.shouldFallback).toBe(true);
+      expect(result.matchingRunners).toBe(0);
+      expect(result.idleRunners).toBe(0);
+    });
+
+    it('should respect minAvailable threshold', async () => {
+      const runners = createMockRunners([{ name: 'runner-1', status: 'online', busy: false, labels: ['self-hosted'] }]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      // Need 2, have 1 — should fallback
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 2);
+      expect(result.shouldFallback).toBe(true);
+      expect(result.idleRunners).toBe(1);
+    });
+
+    it('should be case-insensitive for label matching', async () => {
+      const runners = createMockRunners([
+        { name: 'runner-1', status: 'online', busy: false, labels: ['Self-Hosted', 'Linux'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability(
+        'owner',
+        'repo',
+        'token',
+        ['self-hosted', 'linux'],
+        1,
+      );
+      expect(result.shouldFallback).toBe(false);
+      expect(result.matchingRunners).toBe(1);
+    });
+
+    it('should not fallback on API error (fail-open)', async () => {
+      const mockRequest = jest.fn().mockRejectedValue(new Error('403 Forbidden'));
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(false);
+      expect(result.reason).toContain('Runner check failed');
+    });
+
+    it('should count only online+idle runners', async () => {
+      const runners = createMockRunners([
+        { name: 'idle', status: 'online', busy: false, labels: ['self-hosted'] },
+        { name: 'busy', status: 'online', busy: true, labels: ['self-hosted'] },
+        { name: 'offline', status: 'offline', busy: false, labels: ['self-hosted'] },
+      ]);
+      const mockRequest = jest.fn().mockResolvedValue({ status: 200, data: { runners } });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+      expect(result.shouldFallback).toBe(false);
+      expect(result.totalRunners).toBe(3);
+      expect(result.matchingRunners).toBe(3);
+      expect(result.idleRunners).toBe(1);
+    });
+  });
+
+  describe('pagination limits', () => {
+    it('should stop paginating after reaching the page limit', async () => {
+      // Return full pages (100 runners each) to force continued pagination
+      let callCount = 0;
+      const mockRequest = jest.fn().mockImplementation(() => {
+        callCount++;
+        const runners = createMockRunners(
+          Array.from({ length: 100 }, (_, i) => ({
+            name: `runner-${callCount}-${i}`,
+            status: 'online' as const,
+            busy: false,
+            labels: ['self-hosted'],
+          })),
+        );
+
+        return Promise.resolve({ status: 200, data: { runners } });
+      });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+
+      // Should have called at most 100 pages (the MAX_PAGINATION_PAGES limit)
+      expect(mockRequest).toHaveBeenCalledTimes(100);
+      // Should still have runners from the pages it did fetch
+      expect(result.totalRunners).toBe(10000);
+      expect(result.shouldFallback).toBe(false);
+    });
+
+    it('should stop paginating on rate limit (HTTP 403)', async () => {
+      let callCount = 0;
+      const mockRequest = jest.fn().mockImplementation(() => {
+        callCount++;
+        if (callCount === 2) {
+          // Octokit throws for non-2xx responses
+          const error: any = new Error('API rate limit exceeded');
+          error.status = 403;
+          error.response = {
+            status: 403,
+            headers: { 'x-ratelimit-reset': String(Math.floor(Date.now() / 1000) + 3600) },
+          };
+
+          return Promise.reject(error);
+        }
+        const runners = createMockRunners(
+          Array.from({ length: 100 }, (_, i) => ({
+            name: `runner-${i}`,
+            status: 'online' as const,
+            busy: false,
+            labels: ['self-hosted'],
+          })),
+        );
+
+        return Promise.resolve({ status: 200, data: { runners } });
+      });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+
+      // Should have stopped at page 2 (rate limited)
+      expect(mockRequest).toHaveBeenCalledTimes(2);
+      // Should use the 100 runners from the first page
+      expect(result.totalRunners).toBe(100);
+      expect(result.shouldFallback).toBe(false);
+    });
+
+    it('should stop paginating on rate limit (HTTP 429)', async () => {
+      let callCount = 0;
+      const mockRequest = jest.fn().mockImplementation(() => {
+        callCount++;
+        if (callCount === 1) {
+          // Octokit throws for non-2xx responses
+          const error: any = new Error('Too Many Requests');
+          error.status = 429;
+          error.response = { status: 429, headers: {} };
+
+          return Promise.reject(error);
+        }
+
+        return Promise.resolve({ status: 200, data: { runners: [] } });
+      });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+
+      // Should have stopped at first page (rate limited immediately)
+      expect(mockRequest).toHaveBeenCalledTimes(1);
+      // No runners found — should fallback
+      expect(result.totalRunners).toBe(0);
+      expect(result.shouldFallback).toBe(true);
+    });
+
+    it('should handle pagination timeout gracefully', async () => {
+      // Mock Date.now to simulate timeout
+      const originalDateNow = Date.now;
+      let callCount = 0;
+
+      const mockRequest = jest.fn().mockImplementation(() => {
+        callCount++;
+        // After first call, advance time past the timeout
+        if (callCount >= 2) {
+          Date.now = jest.fn(() => originalDateNow() + 31_000);
+        }
+        const runners = createMockRunners(
+          Array.from({ length: 100 }, (_, i) => ({
+            name: `runner-${callCount}-${i}`,
+            status: 'online' as const,
+            busy: false,
+            labels: ['self-hosted'],
+          })),
+        );
+
+        return Promise.resolve({ status: 200, data: { runners } });
+      });
+      MockedOctokit.mockImplementation(() => ({ request: mockRequest } as any));
+
+      const result = await RunnerAvailabilityService.checkAvailability('owner', 'repo', 'token', [], 1);
+
+      // Should have stopped after timeout was detected (2 pages: first succeeds, second triggers timeout check)
+      expect(mockRequest.mock.calls.length).toBeLessThanOrEqual(3);
+      // Should have runners from pages fetched before timeout
+      expect(result.totalRunners).toBeGreaterThan(0);
+
+      // Restore
+      Date.now = originalDateNow;
+    });
+  });
+});

src/model/orchestrator/services/core/runner-availability-service.ts

@@ -0,0 +1,205 @@
+import { Octokit } from '@octokit/core';
+import OrchestratorLogger from './orchestrator-logger';
+
+interface GitHubRunner {
+  id: number;
+  name: string;
+  status: 'online' | 'offline';
+  busy: boolean;
+  labels: Array<{ name: string }>;
+}
+
+interface RunnerCheckResult {
+  shouldFallback: boolean;
+  reason: string;
+  totalRunners: number;
+  matchingRunners: number;
+  idleRunners: number;
+}
+
+/**
+ * Maximum number of pages to fetch when paginating through GitHub API results.
+ * 100 pages * 100 per page = 10,000 runners maximum.
+ */
+const MAX_PAGINATION_PAGES = 100;
+
+/**
+ * Total timeout in milliseconds for the pagination loop.
+ * Prevents indefinite API calls if GitHub is slow or pagination is unexpectedly deep.
+ */
+const PAGINATION_TIMEOUT_MS = 30_000;
+
+/**
+ * Checks GitHub Actions runner availability to support automatic provider fallback.
+ *
+ * When a user configures `runnerCheckEnabled: true` with a `fallbackProviderStrategy`,
+ * this service queries the GitHub API for runner status before the build starts.
+ * If insufficient runners are available, the orchestrator routes to the fallback provider.
+ */
+export class RunnerAvailabilityService {
+  /**
+   * Check if enough runners are available to handle the build.
+   *
+   * @param owner - GitHub repository owner
+   * @param repo - GitHub repository name
+   * @param token - GitHub token with repo/actions scope
+   * @param requiredLabels - Labels runners must have (empty = any runner)
+   * @param minAvailable - Minimum idle runners required
+   * @returns RunnerCheckResult with decision and diagnostics
+   */
+  static async checkAvailability(
+    owner: string,
+    repo: string,
+    token: string,
+    requiredLabels: string[],
+    minAvailable: number,
+  ): Promise<RunnerCheckResult> {
+    if (!token) {
+      return {
+        shouldFallback: false,
+        reason: 'No GitHub token available — skipping runner check',
+        totalRunners: 0,
+        matchingRunners: 0,
+        idleRunners: 0,
+      };
+    }
+
+    try {
+      const octokit = new Octokit({ auth: token });
+
+      // Fetch all runners for the repository
+      const runners = await RunnerAvailabilityService.fetchRunners(octokit, owner, repo);
+
+      if (runners.length === 0) {
+        return {
+          shouldFallback: true,
+          reason: 'No runners registered for this repository',
+          totalRunners: 0,
+          matchingRunners: 0,
+          idleRunners: 0,
+        };
+      }
+
+      // Filter by required labels
+      const matching = RunnerAvailabilityService.filterByLabels(runners, requiredLabels);
+
+      // Count idle (online + not busy)
+      const idle = matching.filter((r) => r.status === 'online' && !r.busy);
+
+      const result: RunnerCheckResult = {
+        shouldFallback: idle.length < minAvailable,
+        reason:
+          idle.length >= minAvailable
+            ? `${idle.length} idle runner(s) available (need ${minAvailable})`
+            : `Only ${idle.length} idle runner(s) available, need ${minAvailable}`,
+        totalRunners: runners.length,
+        matchingRunners: matching.length,
+        idleRunners: idle.length,
+      };
+
+      return result;
+    } catch (error: any) {
+      // If the API call fails (permissions, rate limit, etc.), don't block the build
+      OrchestratorLogger.log(`Runner availability check failed: ${error.message}`);
+
+      return {
+        shouldFallback: false,
+        reason: `Runner check failed (${error.message}) — proceeding with primary provider`,
+        totalRunners: 0,
+        matchingRunners: 0,
+        idleRunners: 0,
+      };
+    }
+  }
+
+  /**
+   * Fetch all runners for a repository, handling pagination.
+   *
+   * Includes defensive limits:
+   * - Maximum page count (MAX_PAGINATION_PAGES) to prevent infinite loops
+   * - Total timeout (PAGINATION_TIMEOUT_MS) to prevent indefinite API calls
+   * - Rate-limit detection (HTTP 403/429 with X-RateLimit-Remaining header)
+   */
+  private static async fetchRunners(octokit: Octokit, owner: string, repo: string): Promise<GitHubRunner[]> {
+    const allRunners: GitHubRunner[] = [];
+    let page = 1;
+    const perPage = 100;
+    const startTime = Date.now();
+
+    while (page <= MAX_PAGINATION_PAGES) {
+      // Check total timeout
+      if (Date.now() - startTime > PAGINATION_TIMEOUT_MS) {
+        OrchestratorLogger.logWarning(
+          `[RunnerAvailability] Pagination timeout reached after ${page - 1} pages and ${Date.now() - startTime}ms. ` +
+            `Using ${allRunners.length} runners found so far.`,
+        );
+        break;
+      }
+
+      let response: any;
+      try {
+        response = await octokit.request('GET /repos/{owner}/{repo}/actions/runners', {
+          owner,
+          repo,
+          per_page: perPage,
+          page,
+        });
+      } catch (requestError: any) {
+        // Octokit throws for non-2xx responses. Check if this is a rate limit error.
+        const status = requestError.status ?? requestError.response?.status;
+        if (status === 403 || status === 429) {
+          const resetTime =
+            requestError.response?.headers?.['x-ratelimit-reset'] ?? requestError.headers?.['x-ratelimit-reset'];
+          const resetMessage = resetTime
+            ? ` Resets at ${new Date(Number.parseInt(String(resetTime), 10) * 1000).toISOString()}`
+            : '';
+          OrchestratorLogger.logWarning(
+            `[RunnerAvailability] GitHub API rate limit reached (HTTP ${status}).${resetMessage} ` +
+              `Using ${allRunners.length} runners found so far.`,
+          );
+          break;
+        }
+        // Re-throw non-rate-limit errors to be handled by the outer catch
+        throw requestError;
+      }
+
+      const runners = (response.data.runners || []) as GitHubRunner[];
+      allRunners.push(...runners);
+
+      if (runners.length < perPage) break;
+      page++;
+    }
+
+    if (page > MAX_PAGINATION_PAGES) {
+      OrchestratorLogger.logWarning(
+        `[RunnerAvailability] Maximum pagination limit reached (${MAX_PAGINATION_PAGES} pages). ` +
+          `Using ${allRunners.length} runners found so far.`,
+      );
+    }
+
+    if (allRunners.length === 0) {
+      OrchestratorLogger.log(
+        '[RunnerAvailability] No runners found. Possible causes: ' +
+          'wrong token permissions (needs repo or actions scope), ' +
+          'no self-hosted runners registered, ' +
+          'or runners are registered at the organization level instead of the repository.',
+      );
+    }
+
+    return allRunners;
+  }
+
+  /**
+   * Filter runners by required labels. A runner matches if it has ALL required labels.
+   * If requiredLabels is empty, all runners match.
+   */
+  private static filterByLabels(runners: GitHubRunner[], requiredLabels: string[]): GitHubRunner[] {
+    if (requiredLabels.length === 0) return runners;
+
+    return runners.filter((runner) => {
+      const runnerLabelNames = runner.labels.map((l) => l.name.toLowerCase());
+
+      return requiredLabels.every((required) => runnerLabelNames.includes(required.toLowerCase()));
+    });
+  }
+}