.

* persist core.sshCommand for submodules

* update verbiage; add comments

* fail when submodules or ssh-key and fallback to REST API

README.md

@@ -49,19 +49,19 @@ Refer [here](https://github.com/actions/checkout/blob/v1/README.md) for previous
     # with the local git config, which enables your scripts to run authenticated git
     # commands. The post-job step removes the PAT.
     #
-    # We recommend creating a service account with the least permissions necessary.
+    # We recommend using a service account with the least permissions necessary. Also
-    # Also when generating a new PAT, select the least scopes necessary.
+    # when generating a new PAT, select the least scopes necessary.
     #
     # [Learn more about creating and using encrypted secrets](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/creating-and-using-encrypted-secrets)
     #
     # Default: ${{ github.token }}
     token: ''
 
-    # SSH key used to fetch the repository. SSH key is configured with the local git
+    # SSH key used to fetch the repository. The SSH key is configured with the local
-    # config, which enables your scripts to run authenticated git commands. The
+    # git config, which enables your scripts to run authenticated git commands. The
     # post-job step removes the SSH key.
     #
-    # We recommend creating a service account with the least permissions necessary.
+    # We recommend using a service account with the least permissions necessary.
     #
     # [Learn more about creating and using encrypted secrets](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/creating-and-using-encrypted-secrets)
     ssh-key: ''

__test__/git-auth-helper.test.ts

@@ -320,6 +320,8 @@ describe('git-auth-helper tests', () => {
     ).toString()
     expect(actualSshKeyContent).toBe(settings.sshKey + '\n')
     if (!isWindows) {
+      // Assert read/write for user, not group or others.
+      // Otherwise SSH client will error.
       expect((await fs.promises.stat(actualSshKeyPath)).mode & 0o777).toBe(
         0o600
       )
@@ -437,14 +439,74 @@ describe('git-auth-helper tests', () => {
     }
   )
 
-  const configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeyNotSet =
+  const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeyNotSet =
-    'configureSubmoduleAuth configures token when persist credentials true and SSH key not set'
+    'configureSubmoduleAuth configures submodules when persist credentials false and SSH key not set'
   it(
-    configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeyNotSet,
+    configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeyNotSet,
     async () => {
       // Arrange
       await setup(
-        configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeyNotSet
+        configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeyNotSet
+      )
+      settings.persistCredentials = false
+      settings.sshKey = ''
+      const authHelper = gitAuthHelper.createAuthHelper(git, settings)
+      await authHelper.configureAuth()
+      const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
+      mockSubmoduleForeach.mockClear() // reset calls
+
+      // Act
+      await authHelper.configureSubmoduleAuth()
+
+      // Assert
+      expect(mockSubmoduleForeach).toBeCalledTimes(1)
+      expect(mockSubmoduleForeach.mock.calls[0][0] as string).toMatch(
+        /unset-all.*insteadOf/
+      )
+    }
+  )
+
+  const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet =
+    'configureSubmoduleAuth configures submodules when persist credentials false and SSH key set'
+  it(
+    configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet,
+    async () => {
+      if (!sshPath) {
+        process.stdout.write(
+          `Skipped test "${configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
+        )
+        return
+      }
+
+      // Arrange
+      await setup(
+        configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet
+      )
+      settings.persistCredentials = false
+      const authHelper = gitAuthHelper.createAuthHelper(git, settings)
+      await authHelper.configureAuth()
+      const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
+      mockSubmoduleForeach.mockClear() // reset calls
+
+      // Act
+      await authHelper.configureSubmoduleAuth()
+
+      // Assert
+      expect(mockSubmoduleForeach).toHaveBeenCalledTimes(1)
+      expect(mockSubmoduleForeach.mock.calls[0][0]).toMatch(
+        /unset-all.*insteadOf/
+      )
+    }
+  )
+
+  const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet =
+    'configureSubmoduleAuth configures submodules when persist credentials true and SSH key not set'
+  it(
+    configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet,
+    async () => {
+      // Arrange
+      await setup(
+        configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet
       )
       settings.sshKey = ''
       const authHelper = gitAuthHelper.createAuthHelper(git, settings)
@@ -465,21 +527,21 @@ describe('git-auth-helper tests', () => {
     }
   )
 
-  const configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet =
+  const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet =
-    'configureSubmoduleAuth configures token when persist credentials true and SSH key set'
+    'configureSubmoduleAuth configures submodules when persist credentials true and SSH key set'
   it(
-    configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet,
+    configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet,
     async () => {
       if (!sshPath) {
         process.stdout.write(
-          `Skipped test "${configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
+          `Skipped test "${configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
         )
         return
       }
 
       // Arrange
       await setup(
-        configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet
+        configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet
       )
       const authHelper = gitAuthHelper.createAuthHelper(git, settings)
       await authHelper.configureAuth()
@@ -490,96 +552,12 @@ describe('git-auth-helper tests', () => {
       await authHelper.configureSubmoduleAuth()
 
       // Assert
-      expect(mockSubmoduleForeach).toHaveBeenCalledTimes(2)
+      expect(mockSubmoduleForeach).toHaveBeenCalledTimes(3)
       expect(mockSubmoduleForeach.mock.calls[0][0]).toMatch(
         /unset-all.*insteadOf/
       )
       expect(mockSubmoduleForeach.mock.calls[1][0]).toMatch(/http.*extraheader/)
-    }
+      expect(mockSubmoduleForeach.mock.calls[2][0]).toMatch(/core\.sshCommand/)
-  )
-
-  const configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse =
-    'configureSubmoduleAuth does not configure token when persist credentials false'
-  it(
-    configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse,
-    async () => {
-      // Arrange
-      await setup(
-        configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse
-      )
-      settings.persistCredentials = false
-      const authHelper = gitAuthHelper.createAuthHelper(git, settings)
-      await authHelper.configureAuth()
-      const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
-      mockSubmoduleForeach.mockClear() // reset calls
-
-      // Act
-      await authHelper.configureSubmoduleAuth()
-
-      // Assert
-      expect(mockSubmoduleForeach).toBeCalledTimes(1)
-      expect(mockSubmoduleForeach.mock.calls[0][0] as string).toMatch(
-        /unset-all.*insteadOf/
-      )
-    }
-  )
-
-  const configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet =
-    'configureSubmoduleAuth does not configure URL insteadOf when persist credentials true and SSH key set'
-  it(
-    configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet,
-    async () => {
-      if (!sshPath) {
-        process.stdout.write(
-          `Skipped test "${configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
-        )
-        return
-      }
-
-      // Arrange
-      await setup(
-        configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet
-      )
-      const authHelper = gitAuthHelper.createAuthHelper(git, settings)
-      await authHelper.configureAuth()
-      const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
-      mockSubmoduleForeach.mockClear() // reset calls
-
-      // Act
-      await authHelper.configureSubmoduleAuth()
-
-      // Assert
-      expect(mockSubmoduleForeach).toHaveBeenCalledTimes(2)
-      expect(mockSubmoduleForeach.mock.calls[0][0]).toMatch(
-        /unset-all.*insteadOf/
-      )
-      expect(mockSubmoduleForeach.mock.calls[1][0]).toMatch(/http.*extraheader/)
-    }
-  )
-
-  const configureSubmoduleAuth_removesUrlInsteadOfWhenPersistCredentialsFalse =
-    'configureSubmoduleAuth removes URL insteadOf when persist credentials false'
-  it(
-    configureSubmoduleAuth_removesUrlInsteadOfWhenPersistCredentialsFalse,
-    async () => {
-      // Arrange
-      await setup(
-        configureSubmoduleAuth_removesUrlInsteadOfWhenPersistCredentialsFalse
-      )
-      settings.persistCredentials = false
-      const authHelper = gitAuthHelper.createAuthHelper(git, settings)
-      await authHelper.configureAuth()
-      const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
-      mockSubmoduleForeach.mockClear() // reset calls
-
-      // Act
-      await authHelper.configureSubmoduleAuth()
-
-      // Assert
-      expect(mockSubmoduleForeach).toBeCalledTimes(1)
-      expect(mockSubmoduleForeach.mock.calls[0][0] as string).toMatch(
-        /unset-all.*insteadOf/
-      )
     }
   )
 
@@ -747,6 +725,7 @@ async function setup(testName: string): Promise<void> {
     setEnvironmentVariable: jest.fn((name: string, value: string) => {
       git.env[name] = value
     }),
+    setRemoteUrl: jest.fn(),
     submoduleForeach: jest.fn(async () => {
       return ''
     }),
@@ -770,7 +749,7 @@ async function setup(testName: string): Promise<void> {
       }
     ),
     tryDisableAutomaticGarbageCollection: jest.fn(),
-    tryGetFetchUrl: jest.fn(),
+    tryGetRemoteUrl: jest.fn(),
     tryReset: jest.fn()
   }
 
@@ -779,6 +758,7 @@ async function setup(testName: string): Promise<void> {
     clean: true,
     commit: '',
     fetchDepth: 1,
+    isWorkflowRepository: true,
     lfs: false,
     submodules: false,
     nestedSubmodules: false,

__test__/git-directory-helper.test.ts

@@ -7,7 +7,8 @@ import {IGitCommandManager} from '../lib/git-command-manager'
 
 const testWorkspace = path.join(__dirname, '_temp', 'git-directory-helper')
 let repositoryPath: string
-let repositoryUrl: string
+let httpsUrl: string
+let sshUrl: string
 let clean: boolean
 let git: IGitCommandManager
 
@@ -40,7 +41,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -62,7 +64,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -87,7 +90,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -108,7 +112,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -136,7 +141,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -155,14 +161,15 @@ describe('git-directory-helper tests', () => {
     await setup(removesContentsWhenDifferentRepositoryUrl)
     clean = false
     await fs.promises.writeFile(path.join(repositoryPath, 'my-file'), '')
-    const differentRepositoryUrl =
+    const differentRemoteUrl =
       'https://github.com/my-different-org/my-different-repo'
 
     // Act
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      differentRepositoryUrl,
+      differentRemoteUrl,
+      [differentRemoteUrl],
       clean
     )
 
@@ -186,7 +193,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -211,7 +219,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -235,7 +244,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       undefined,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -259,7 +269,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -289,7 +300,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -319,7 +331,8 @@ describe('git-directory-helper tests', () => {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       repositoryPath,
-      repositoryUrl,
+      httpsUrl,
+      [httpsUrl, sshUrl],
       clean
     )
 
@@ -329,6 +342,30 @@ describe('git-directory-helper tests', () => {
     expect(git.branchDelete).toHaveBeenCalledWith(true, 'remote-branch-1')
     expect(git.branchDelete).toHaveBeenCalledWith(true, 'remote-branch-2')
   })
+
+  const updatesRemoteUrl = 'updates remote URL'
+  it(updatesRemoteUrl, async () => {
+    // Arrange
+    await setup(updatesRemoteUrl)
+    await fs.promises.writeFile(path.join(repositoryPath, 'my-file'), '')
+
+    // Act
+    await gitDirectoryHelper.prepareExistingDirectory(
+      git,
+      repositoryPath,
+      sshUrl,
+      [sshUrl, httpsUrl],
+      clean
+    )
+
+    // Assert
+    const files = await fs.promises.readdir(repositoryPath)
+    expect(files.sort()).toEqual(['.git', 'my-file'])
+    expect(git.isDetached).toHaveBeenCalled()
+    expect(git.branchList).toHaveBeenCalled()
+    expect(core.warning).not.toHaveBeenCalled()
+    expect(git.setRemoteUrl).toHaveBeenCalledWith(sshUrl)
+  })
 })
 
 async function setup(testName: string): Promise<void> {
@@ -338,8 +375,9 @@ async function setup(testName: string): Promise<void> {
   repositoryPath = path.join(testWorkspace, testName)
   await fs.promises.mkdir(path.join(repositoryPath, '.git'), {recursive: true})
 
-  // Repository URL
+  // Remote URLs
-  repositoryUrl = 'https://github.com/my-org/my-repo'
+  httpsUrl = 'https://github.com/my-org/my-repo'
+  sshUrl = 'git@github.com:my-org/my-repo'
 
   // Clean
   clean = true
@@ -365,6 +403,7 @@ async function setup(testName: string): Promise<void> {
     remoteAdd: jest.fn(),
     removeEnvironmentVariable: jest.fn(),
     setEnvironmentVariable: jest.fn(),
+    setRemoteUrl: jest.fn(),
     submoduleForeach: jest.fn(),
     submoduleSync: jest.fn(),
     submoduleUpdate: jest.fn(),
@@ -374,10 +413,10 @@ async function setup(testName: string): Promise<void> {
     }),
     tryConfigUnset: jest.fn(),
     tryDisableAutomaticGarbageCollection: jest.fn(),
-    tryGetFetchUrl: jest.fn(async () => {
+    tryGetRemoteUrl: jest.fn(async () => {
       // Sanity check - this function shouldn't be called when the .git directory doesn't exist
       await fs.promises.stat(path.join(repositoryPath, '.git'))
-      return repositoryUrl
+      return httpsUrl
     }),
     tryReset: jest.fn(async () => {
       return true

action.yml

@@ -16,7 +16,7 @@ inputs:
       commands. The post-job step removes the PAT.
 
 
-      We recommend creating a service account with the least permissions necessary.
+      We recommend using a service account with the least permissions necessary.
       Also when generating a new PAT, select the least scopes necessary.
 
 
@@ -24,12 +24,12 @@ inputs:
     default: ${{ github.token }}
   ssh-key:
     description: >
-      SSH key used to fetch the repository. SSH key is configured with the local
+      SSH key used to fetch the repository. The SSH key is configured with the local
       git config, which enables your scripts to run authenticated git commands.
       The post-job step removes the SSH key.
 
 
-      We recommend creating a service account with the least permissions necessary.
+      We recommend using a service account with the least permissions necessary.
 
 
       [Learn more about creating and using

dist/index.js

@@ -5122,6 +5122,7 @@ class GitAuthHelper {
         this.tokenConfigKey = `http.https://${HOSTNAME}/.extraheader`;
         this.insteadOfKey = `url.https://${HOSTNAME}/.insteadOf`;
         this.insteadOfValue = `git@${HOSTNAME}:`;
+        this.sshCommand = '';
         this.sshKeyPath = '';
         this.sshKnownHostsPath = '';
         this.temporaryHomePath = '';
@@ -5205,8 +5206,12 @@ class GitAuthHelper {
                     core.debug(`Replacing token placeholder in '${configPath}'`);
                     this.replaceTokenPlaceholder(configPath);
                 }
+                if (this.settings.sshKey) {
+                    // Configure core.sshCommand
+                    yield this.git.submoduleForeach(`git config --local '${SSH_COMMAND_KEY}' '${this.sshCommand}'`, this.settings.nestedSubmodules);
+                }
+                else {
                     // Configure HTTPS instead of SSH
-                if (!this.settings.sshKey) {
                     yield this.git.submoduleForeach(`git config --local '${this.insteadOfKey}' '${this.insteadOfValue}'`, this.settings.nestedSubmodules);
                 }
             }
@@ -5220,7 +5225,7 @@ class GitAuthHelper {
     }
     removeGlobalAuth() {
         return __awaiter(this, void 0, void 0, function* () {
-            core.info(`Unsetting HOME override`);
+            core.debug(`Unsetting HOME override`);
             this.git.removeEnvironmentVariable('HOME');
             yield io.rmRF(this.temporaryHomePath);
         });
@@ -5268,16 +5273,16 @@ class GitAuthHelper {
             yield fs.promises.writeFile(this.sshKnownHostsPath, knownHosts);
             // Configure GIT_SSH_COMMAND
             const sshPath = yield io.which('ssh', true);
-            let sshCommand = `"${sshPath}" -i "$RUNNER_TEMP/${path.basename(this.sshKeyPath)}"`;
+            this.sshCommand = `"${sshPath}" -i "$RUNNER_TEMP/${path.basename(this.sshKeyPath)}"`;
             if (this.settings.sshStrict) {
-                sshCommand += ' -o StrictHostKeyChecking=yes -o CheckHostIP=no';
+                this.sshCommand += ' -o StrictHostKeyChecking=yes -o CheckHostIP=no';
             }
-            sshCommand += ` -o "UserKnownHostsFile=$RUNNER_TEMP/${path.basename(this.sshKnownHostsPath)}"`;
+            this.sshCommand += ` -o "UserKnownHostsFile=$RUNNER_TEMP/${path.basename(this.sshKnownHostsPath)}"`;
-            core.info(`Temporarily overriding GIT_SSH_COMMAND=${sshCommand}`);
+            core.info(`Temporarily overriding GIT_SSH_COMMAND=${this.sshCommand}`);
-            this.git.setEnvironmentVariable('GIT_SSH_COMMAND', sshCommand);
+            this.git.setEnvironmentVariable('GIT_SSH_COMMAND', this.sshCommand);
             // Configure core.sshCommand
             if (this.settings.persistCredentials) {
-                yield this.git.config(SSH_COMMAND_KEY, sshCommand);
+                yield this.git.config(SSH_COMMAND_KEY, this.sshCommand);
             }
         });
     }
@@ -5576,6 +5581,11 @@ class GitCommandManager {
     setEnvironmentVariable(name, value) {
         this.gitEnv[name] = value;
     }
+    setRemoteUrl(value) {
+        return __awaiter(this, void 0, void 0, function* () {
+            yield this.config('git.remote.url', value);
+        });
+    }
     submoduleForeach(command, recursive) {
         return __awaiter(this, void 0, void 0, function* () {
             const args = ['submodule', 'foreach'];
@@ -5638,7 +5648,7 @@ class GitCommandManager {
             return output.exitCode === 0;
         });
     }
-    tryGetFetchUrl() {
+    tryGetRemoteUrl() {
         return __awaiter(this, void 0, void 0, function* () {
             const output = yield this.execGit(['config', '--local', '--get', 'remote.origin.url'], true);
             if (output.exitCode !== 0) {
@@ -5795,11 +5805,12 @@ const stateHelper = __importStar(__webpack_require__(153));
 const hostname = 'github.com';
 function getSource(settings) {
     return __awaiter(this, void 0, void 0, function* () {
-        // Repository URL
         core.info(`Syncing repository: ${settings.repositoryOwner}/${settings.repositoryName}`);
-        const repositoryUrl = settings.sshKey
+        // Remote URL
-            ? `git@${hostname}:${encodeURIComponent(settings.repositoryOwner)}/${encodeURIComponent(settings.repositoryName)}.git`
+        const httpsUrl = `https://${hostname}/${encodeURIComponent(settings.repositoryOwner)}/${encodeURIComponent(settings.repositoryName)}`;
-            : `https://${hostname}/${encodeURIComponent(settings.repositoryOwner)}/${encodeURIComponent(settings.repositoryName)}`;
+        const sshUrl = `git@${hostname}:${encodeURIComponent(settings.repositoryOwner)}/${encodeURIComponent(settings.repositoryName)}.git`;
+        // Always fetch the workflow repository using the token, not the SSH key
+        const initialRemoteUrl = !settings.sshKey || settings.isWorkflowRepository ? httpsUrl : sshUrl;
         // Remove conflicting file path
         if (fsHelper.fileExistsSync(settings.repositoryPath)) {
             yield io.rmRF(settings.repositoryPath);
@@ -5811,15 +5822,23 @@ function getSource(settings) {
             yield io.mkdirP(settings.repositoryPath);
         }
         // Git command manager
+        core.startGroup('Getting Git version info');
         const git = yield getGitCommandManager(settings);
+        core.endGroup();
         // Prepare existing directory, otherwise recreate
         if (isExisting) {
-            yield gitDirectoryHelper.prepareExistingDirectory(git, settings.repositoryPath, repositoryUrl, settings.clean);
+            yield gitDirectoryHelper.prepareExistingDirectory(git, settings.repositoryPath, initialRemoteUrl, [httpsUrl, sshUrl], settings.clean);
         }
         if (!git) {
             // Downloading using REST API
             core.info(`The repository will be downloaded using the GitHub REST API`);
             core.info(`To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH`);
+            if (settings.submodules) {
+                throw new Error(`Input 'submodules' not supported when falling back to download using the GitHub REST API. To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH.`);
+            }
+            else if (settings.sshKey) {
+                throw new Error(`Input 'ssh-key' not supported when falling back to download using the GitHub REST API. To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH.`);
+            }
             yield githubApiHelper.downloadRepository(settings.authToken, settings.repositoryOwner, settings.repositoryName, settings.ref, settings.commit, settings.repositoryPath);
             return;
         }
@@ -5827,46 +5846,72 @@ function getSource(settings) {
         stateHelper.setRepositoryPath(settings.repositoryPath);
         // Initialize the repository
         if (!fsHelper.directoryExistsSync(path.join(settings.repositoryPath, '.git'))) {
+            core.startGroup('Initializing the repository');
             yield git.init();
-            yield git.remoteAdd('origin', repositoryUrl);
+            yield git.remoteAdd('origin', initialRemoteUrl);
+            core.endGroup();
         }
         // Disable automatic garbage collection
+        core.startGroup('Disabling automatic garbage collection');
         if (!(yield git.tryDisableAutomaticGarbageCollection())) {
             core.warning(`Unable to turn off git automatic garbage collection. The git fetch operation may trigger garbage collection and cause a delay.`);
         }
+        core.endGroup();
         const authHelper = gitAuthHelper.createAuthHelper(git, settings);
         try {
             // Configure auth
+            core.startGroup('Setting up auth');
             yield authHelper.configureAuth();
+            core.endGroup();
             // LFS install
             if (settings.lfs) {
                 yield git.lfsInstall();
             }
             // Fetch
+            core.startGroup('Fetching the repository');
             const refSpec = refHelper.getRefSpec(settings.ref, settings.commit);
             yield git.fetch(settings.fetchDepth, refSpec);
+            core.endGroup();
             // Checkout info
+            core.startGroup('Determining the checkout info');
             const checkoutInfo = yield refHelper.getCheckoutInfo(git, settings.ref, settings.commit);
+            core.endGroup();
             // LFS fetch
             // Explicit lfs-fetch to avoid slow checkout (fetches one lfs object at a time).
             // Explicit lfs fetch will fetch lfs objects in parallel.
             if (settings.lfs) {
+                core.startGroup('Fetching LFS objects');
                 yield git.lfsFetch(checkoutInfo.startPoint || checkoutInfo.ref);
+                core.endGroup();
+            }
+            // Fix URL when using SSH
+            if (settings.sshKey && initialRemoteUrl !== sshUrl) {
+                core.startGroup('Updating the remote URL');
+                yield git.setRemoteUrl(sshUrl);
+                core.endGroup();
             }
             // Checkout
+            core.startGroup('Checking out the ref');
             yield git.checkout(checkoutInfo.ref, checkoutInfo.startPoint);
+            core.endGroup();
             // Submodules
             if (settings.submodules) {
                 try {
                     // Temporarily override global config
+                    core.startGroup('Setting up auth for fetching submodules');
                     yield authHelper.configureGlobalAuth();
+                    core.endGroup();
                     // Checkout submodules
+                    core.startGroup('Fetching submodules');
                     yield git.submoduleSync(settings.nestedSubmodules);
                     yield git.submoduleUpdate(settings.fetchDepth, settings.nestedSubmodules);
                     yield git.submoduleForeach('git config --local gc.auto 0', settings.nestedSubmodules);
+                    core.endGroup();
                     // Persist credentials
                     if (settings.persistCredentials) {
+                        core.startGroup('Persisting credentials for submodules');
                         yield authHelper.configureSubmoduleAuth();
+                        core.endGroup();
                     }
                 }
                 finally {
@@ -5880,7 +5925,9 @@ function getSource(settings) {
         finally {
             // Remove auth
             if (!settings.persistCredentials) {
+                core.startGroup('Removing auth');
                 yield authHelper.removeAuth();
+                core.endGroup();
             }
         }
     });
@@ -7180,21 +7227,29 @@ var __importStar = (this && this.__importStar) || function (mod) {
     return result;
 };
 Object.defineProperty(exports, "__esModule", { value: true });
+const assert = __importStar(__webpack_require__(357));
 const core = __importStar(__webpack_require__(470));
 const fs = __importStar(__webpack_require__(747));
 const fsHelper = __importStar(__webpack_require__(618));
 const io = __importStar(__webpack_require__(1));
 const path = __importStar(__webpack_require__(622));
-function prepareExistingDirectory(git, repositoryPath, repositoryUrl, clean) {
+function prepareExistingDirectory(git, repositoryPath, preferredRemoteUrl, allowedRemoteUrls, clean) {
     return __awaiter(this, void 0, void 0, function* () {
+        assert.ok(repositoryPath, 'Expected repositoryPath to be defined');
+        assert.ok(preferredRemoteUrl, 'Expected preferredRemoteUrl to be defined');
+        assert.ok(allowedRemoteUrls, 'Expected allowedRemoteUrls to be defined');
+        assert.ok(allowedRemoteUrls.length, 'Expected allowedRemoteUrls to have at least one value');
+        // Indicates whether to delete the directory contents
         let remove = false;
+        // The remote URL
+        let remoteUrl;
         // Check whether using git or REST API
         if (!git) {
             remove = true;
         }
         // Fetch URL does not match
         else if (!fsHelper.directoryExistsSync(path.join(repositoryPath, '.git')) ||
-            repositoryUrl !== (yield git.tryGetFetchUrl())) {
+            allowedRemoteUrls.indexOf((remoteUrl = yield git.tryGetRemoteUrl())) < 0) {
             remove = true;
         }
         else {
@@ -7212,6 +7267,7 @@ function prepareExistingDirectory(git, repositoryPath, repositoryUrl, clean) {
                 }
             }
             try {
+                core.startGroup('Removing previously created refs, to avoid conflicts');
                 // Checkout detached HEAD
                 if (!(yield git.isDetached())) {
                     yield git.checkoutDetach();
@@ -7226,8 +7282,10 @@ function prepareExistingDirectory(git, repositoryPath, repositoryUrl, clean) {
                 for (const branch of branches) {
                     yield git.branchDelete(true, branch);
                 }
+                core.endGroup();
                 // Clean
                 if (clean) {
+                    core.startGroup('Cleaning the repository');
                     if (!(yield git.tryClean())) {
                         core.debug(`The clean command failed. This might be caused by: 1) path too long, 2) permission issue, or 3) file in use. For futher investigation, manually run 'git clean -ffdx' on the directory '${repositoryPath}'.`);
                         remove = true;
@@ -7235,10 +7293,17 @@ function prepareExistingDirectory(git, repositoryPath, repositoryUrl, clean) {
                     else if (!(yield git.tryReset())) {
                         remove = true;
                     }
+                    core.endGroup();
                     if (remove) {
                         core.warning(`Unable to clean or reset the repository. The repository will be recreated instead.`);
                     }
                 }
+                // Update to the preferred remote URL
+                if (remoteUrl !== preferredRemoteUrl) {
+                    core.startGroup('Updating the remote URL');
+                    yield git.setRemoteUrl(preferredRemoteUrl);
+                    core.endGroup();
+                }
             }
             catch (error) {
                 core.warning(`Unable to prepare the existing repository. The repository will be recreated instead.`);
@@ -13978,6 +14043,7 @@ const core = __importStar(__webpack_require__(470));
 const fsHelper = __importStar(__webpack_require__(618));
 const github = __importStar(__webpack_require__(469));
 const path = __importStar(__webpack_require__(622));
+const hostname = 'github.com';
 function getInputs() {
     const result = {};
     // GitHub workspace
@@ -14007,12 +14073,13 @@ function getInputs() {
         throw new Error(`Repository path '${result.repositoryPath}' is not under '${githubWorkspacePath}'`);
     }
     // Workflow repository?
-    const isWorkflowRepository = qualifiedRepository.toUpperCase() ===
+    result.isWorkflowRepository =
+        qualifiedRepository.toUpperCase() ===
             `${github.context.repo.owner}/${github.context.repo.repo}`.toUpperCase();
     // Source branch, source version
     result.ref = core.getInput('ref');
     if (!result.ref) {
-        if (isWorkflowRepository) {
+        if (result.isWorkflowRepository) {
             result.ref = github.context.ref;
             result.commit = github.context.sha;
             // Some events have an unqualifed ref. For example when a PR is merged (pull_request closed event),

src/git-auth-helper.ts

@@ -37,6 +37,7 @@ class GitAuthHelper {
   private readonly tokenPlaceholderConfigValue: string
   private readonly insteadOfKey: string = `url.https://${HOSTNAME}/.insteadOf`
   private readonly insteadOfValue: string = `git@${HOSTNAME}:`
+  private sshCommand = ''
   private sshKeyPath = ''
   private sshKnownHostsPath = ''
   private temporaryHomePath = ''
@@ -144,8 +145,14 @@ class GitAuthHelper {
         this.replaceTokenPlaceholder(configPath)
       }
 
+      if (this.settings.sshKey) {
+        // Configure core.sshCommand
+        await this.git.submoduleForeach(
+          `git config --local '${SSH_COMMAND_KEY}' '${this.sshCommand}'`,
+          this.settings.nestedSubmodules
+        )
+      } else {
         // Configure HTTPS instead of SSH
-      if (!this.settings.sshKey) {
         await this.git.submoduleForeach(
           `git config --local '${this.insteadOfKey}' '${this.insteadOfValue}'`,
           this.settings.nestedSubmodules
@@ -160,7 +167,7 @@ class GitAuthHelper {
   }
 
   async removeGlobalAuth(): Promise<void> {
-    core.info(`Unsetting HOME override`)
+    core.debug(`Unsetting HOME override`)
     this.git.removeEnvironmentVariable('HOME')
     await io.rmRF(this.temporaryHomePath)
   }
@@ -218,21 +225,21 @@ class GitAuthHelper {
 
     // Configure GIT_SSH_COMMAND
     const sshPath = await io.which('ssh', true)
-    let sshCommand = `"${sshPath}" -i "$RUNNER_TEMP/${path.basename(
+    this.sshCommand = `"${sshPath}" -i "$RUNNER_TEMP/${path.basename(
       this.sshKeyPath
     )}"`
     if (this.settings.sshStrict) {
-      sshCommand += ' -o StrictHostKeyChecking=yes -o CheckHostIP=no'
+      this.sshCommand += ' -o StrictHostKeyChecking=yes -o CheckHostIP=no'
     }
-    sshCommand += ` -o "UserKnownHostsFile=$RUNNER_TEMP/${path.basename(
+    this.sshCommand += ` -o "UserKnownHostsFile=$RUNNER_TEMP/${path.basename(
       this.sshKnownHostsPath
     )}"`
-    core.info(`Temporarily overriding GIT_SSH_COMMAND=${sshCommand}`)
+    core.info(`Temporarily overriding GIT_SSH_COMMAND=${this.sshCommand}`)
-    this.git.setEnvironmentVariable('GIT_SSH_COMMAND', sshCommand)
+    this.git.setEnvironmentVariable('GIT_SSH_COMMAND', this.sshCommand)
 
     // Configure core.sshCommand
     if (this.settings.persistCredentials) {
-      await this.git.config(SSH_COMMAND_KEY, sshCommand)
+      await this.git.config(SSH_COMMAND_KEY, this.sshCommand)
     }
   }
 

src/git-command-manager.ts

@@ -33,6 +33,7 @@ export interface IGitCommandManager {
   remoteAdd(remoteName: string, remoteUrl: string): Promise<void>
   removeEnvironmentVariable(name: string): void
   setEnvironmentVariable(name: string, value: string): void
+  setRemoteUrl(url: string): Promise<void>
   submoduleForeach(command: string, recursive: boolean): Promise<string>
   submoduleSync(recursive: boolean): Promise<void>
   submoduleUpdate(fetchDepth: number, recursive: boolean): Promise<void>
@@ -40,7 +41,7 @@ export interface IGitCommandManager {
   tryClean(): Promise<boolean>
   tryConfigUnset(configKey: string, globalConfig?: boolean): Promise<boolean>
   tryDisableAutomaticGarbageCollection(): Promise<boolean>
-  tryGetFetchUrl(): Promise<string>
+  tryGetRemoteUrl(): Promise<string>
   tryReset(): Promise<boolean>
 }
 
@@ -241,6 +242,10 @@ class GitCommandManager {
     this.gitEnv[name] = value
   }
 
+  async setRemoteUrl(value: string): Promise<void> {
+    await this.config('git.remote.url', value)
+  }
+
   async submoduleForeach(command: string, recursive: boolean): Promise<string> {
     const args = ['submodule', 'foreach']
     if (recursive) {
@@ -309,7 +314,7 @@ class GitCommandManager {
     return output.exitCode === 0
   }
 
-  async tryGetFetchUrl(): Promise<string> {
+  async tryGetRemoteUrl(): Promise<string> {
     const output = await this.execGit(
       ['config', '--local', '--get', 'remote.origin.url'],
       true

src/git-directory-helper.ts

@@ -1,18 +1,33 @@
+import * as assert from 'assert'
 import * as core from '@actions/core'
 import * as fs from 'fs'
 import * as fsHelper from './fs-helper'
 import * as io from '@actions/io'
 import * as path from 'path'
 import {IGitCommandManager} from './git-command-manager'
+import {IGitSourceSettings} from './git-source-settings'
 
 export async function prepareExistingDirectory(
   git: IGitCommandManager | undefined,
   repositoryPath: string,
-  repositoryUrl: string,
+  preferredRemoteUrl: string,
+  allowedRemoteUrls: string[],
   clean: boolean
 ): Promise<void> {
+  assert.ok(repositoryPath, 'Expected repositoryPath to be defined')
+  assert.ok(preferredRemoteUrl, 'Expected preferredRemoteUrl to be defined')
+  assert.ok(allowedRemoteUrls, 'Expected allowedRemoteUrls to be defined')
+  assert.ok(
+    allowedRemoteUrls.length,
+    'Expected allowedRemoteUrls to have at least one value'
+  )
+
+  // Indicates whether to delete the directory contents
   let remove = false
 
+  // The remote URL
+  let remoteUrl: string
+
   // Check whether using git or REST API
   if (!git) {
     remove = true
@@ -20,7 +35,7 @@ export async function prepareExistingDirectory(
   // Fetch URL does not match
   else if (
     !fsHelper.directoryExistsSync(path.join(repositoryPath, '.git')) ||
-    repositoryUrl !== (await git.tryGetFetchUrl())
+    allowedRemoteUrls.indexOf((remoteUrl = await git.tryGetRemoteUrl())) < 0
   ) {
     remove = true
   } else {
@@ -38,6 +53,7 @@ export async function prepareExistingDirectory(
     }
 
     try {
+      core.startGroup('Removing previously created refs, to avoid conflicts')
       // Checkout detached HEAD
       if (!(await git.isDetached())) {
         await git.checkoutDetach()
@@ -54,9 +70,11 @@ export async function prepareExistingDirectory(
       for (const branch of branches) {
         await git.branchDelete(true, branch)
       }
+      core.endGroup()
 
       // Clean
       if (clean) {
+        core.startGroup('Cleaning the repository')
         if (!(await git.tryClean())) {
           core.debug(
             `The clean command failed. This might be caused by: 1) path too long, 2) permission issue, or 3) file in use. For futher investigation, manually run 'git clean -ffdx' on the directory '${repositoryPath}'.`
@@ -65,6 +83,7 @@ export async function prepareExistingDirectory(
         } else if (!(await git.tryReset())) {
           remove = true
         }
+        core.endGroup()
 
         if (remove) {
           core.warning(
@@ -72,6 +91,13 @@ export async function prepareExistingDirectory(
           )
         }
       }
+
+      // Update to the preferred remote URL
+      if (remoteUrl !== preferredRemoteUrl) {
+        core.startGroup('Updating the remote URL')
+        await git.setRemoteUrl(preferredRemoteUrl)
+        core.endGroup()
+      }
     } catch (error) {
       core.warning(
         `Unable to prepare the existing repository. The repository will be recreated instead.`

src/git-source-provider.ts

@@ -14,17 +14,21 @@ import {IGitSourceSettings} from './git-source-settings'
 const hostname = 'github.com'
 
 export async function getSource(settings: IGitSourceSettings): Promise<void> {
-  // Repository URL
   core.info(
     `Syncing repository: ${settings.repositoryOwner}/${settings.repositoryName}`
   )
-  const repositoryUrl = settings.sshKey
+
-    ? `git@${hostname}:${encodeURIComponent(
+  // Remote URL
-        settings.repositoryOwner
+  const httpsUrl = `https://${hostname}/${encodeURIComponent(
-      )}/${encodeURIComponent(settings.repositoryName)}.git`
-    : `https://${hostname}/${encodeURIComponent(
     settings.repositoryOwner
   )}/${encodeURIComponent(settings.repositoryName)}`
+  const sshUrl = `git@${hostname}:${encodeURIComponent(
+    settings.repositoryOwner
+  )}/${encodeURIComponent(settings.repositoryName)}.git`
+
+  // Always fetch the workflow repository using the token, not the SSH key
+  const initialRemoteUrl =
+    !settings.sshKey || settings.isWorkflowRepository ? httpsUrl : sshUrl
 
   // Remove conflicting file path
   if (fsHelper.fileExistsSync(settings.repositoryPath)) {
@@ -39,14 +43,17 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
   }
 
   // Git command manager
+  core.startGroup('Getting Git version info')
   const git = await getGitCommandManager(settings)
+  core.endGroup()
 
   // Prepare existing directory, otherwise recreate
   if (isExisting) {
     await gitDirectoryHelper.prepareExistingDirectory(
       git,
       settings.repositoryPath,
-      repositoryUrl,
+      initialRemoteUrl,
+      [httpsUrl, sshUrl],
       settings.clean
     )
   }
@@ -57,6 +64,16 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
     core.info(
       `To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH`
     )
+    if (settings.submodules) {
+      throw new Error(
+        `Input 'submodules' not supported when falling back to download using the GitHub REST API. To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH.`
+      )
+    } else if (settings.sshKey) {
+      throw new Error(
+        `Input 'ssh-key' not supported when falling back to download using the GitHub REST API. To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH.`
+      )
+    }
+
     await githubApiHelper.downloadRepository(
       settings.authToken,
       settings.repositoryOwner,
@@ -75,21 +92,27 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
   if (
     !fsHelper.directoryExistsSync(path.join(settings.repositoryPath, '.git'))
   ) {
+    core.startGroup('Initializing the repository')
     await git.init()
-    await git.remoteAdd('origin', repositoryUrl)
+    await git.remoteAdd('origin', initialRemoteUrl)
+    core.endGroup()
   }
 
   // Disable automatic garbage collection
+  core.startGroup('Disabling automatic garbage collection')
   if (!(await git.tryDisableAutomaticGarbageCollection())) {
     core.warning(
       `Unable to turn off git automatic garbage collection. The git fetch operation may trigger garbage collection and cause a delay.`
     )
   }
+  core.endGroup()
 
   const authHelper = gitAuthHelper.createAuthHelper(git, settings)
   try {
     // Configure auth
+    core.startGroup('Setting up auth')
     await authHelper.configureAuth()
+    core.endGroup()
 
     // LFS install
     if (settings.lfs) {
@@ -97,33 +120,51 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
     }
 
     // Fetch
+    core.startGroup('Fetching the repository')
     const refSpec = refHelper.getRefSpec(settings.ref, settings.commit)
     await git.fetch(settings.fetchDepth, refSpec)
+    core.endGroup()
 
     // Checkout info
+    core.startGroup('Determining the checkout info')
     const checkoutInfo = await refHelper.getCheckoutInfo(
       git,
       settings.ref,
       settings.commit
     )
+    core.endGroup()
 
     // LFS fetch
     // Explicit lfs-fetch to avoid slow checkout (fetches one lfs object at a time).
     // Explicit lfs fetch will fetch lfs objects in parallel.
     if (settings.lfs) {
+      core.startGroup('Fetching LFS objects')
       await git.lfsFetch(checkoutInfo.startPoint || checkoutInfo.ref)
+      core.endGroup()
+    }
+
+    // Fix URL when using SSH
+    if (settings.sshKey && initialRemoteUrl !== sshUrl) {
+      core.startGroup('Updating the remote URL')
+      await git.setRemoteUrl(sshUrl)
+      core.endGroup()
     }
 
     // Checkout
+    core.startGroup('Checking out the ref')
     await git.checkout(checkoutInfo.ref, checkoutInfo.startPoint)
+    core.endGroup()
 
     // Submodules
     if (settings.submodules) {
       try {
         // Temporarily override global config
+        core.startGroup('Setting up auth for fetching submodules')
         await authHelper.configureGlobalAuth()
+        core.endGroup()
 
         // Checkout submodules
+        core.startGroup('Fetching submodules')
         await git.submoduleSync(settings.nestedSubmodules)
         await git.submoduleUpdate(
           settings.fetchDepth,
@@ -133,10 +174,13 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
           'git config --local gc.auto 0',
           settings.nestedSubmodules
         )
+        core.endGroup()
 
         // Persist credentials
         if (settings.persistCredentials) {
+          core.startGroup('Persisting credentials for submodules')
           await authHelper.configureSubmoduleAuth()
+          core.endGroup()
         }
       } finally {
         // Remove temporary global config override
@@ -149,7 +193,9 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
   } finally {
     // Remove auth
     if (!settings.persistCredentials) {
+      core.startGroup('Removing auth')
       await authHelper.removeAuth()
+      core.endGroup()
     }
   }
 }

src/git-source-settings.ts

@@ -1,17 +1,81 @@
 export interface IGitSourceSettings {
+  /**
+   * The location on disk where the repository will be placed
+   */
   repositoryPath: string
+
+  /**
+   * The repository owner
+   */
   repositoryOwner: string
+
+  /**
+   * The repository name
+   */
   repositoryName: string
+
+  /**
+   * Indicates whether the repository is main workflow repository
+   */
+  isWorkflowRepository: boolean
+
+  /**
+   * The ref to fetch
+   */
   ref: string
+
+  /**
+   * The commit to checkout
+   */
   commit: string
+
+  /**
+   * Indicates whether to clean the repository
+   */
   clean: boolean
+
+  /**
+   * The depth when fetching
+   */
   fetchDepth: number
+
+  /**
+   * Indicates whether to fetch LFS objects
+   */
   lfs: boolean
+
+  /**
+   * Indicates whether to checkout submodules
+   */
   submodules: boolean
+
+  /**
+   * Indicates whether to recursively checkout submodules
+   */
   nestedSubmodules: boolean
+
+  /**
+   * The auth token to use when fetching the repository
+   */
   authToken: string
+
+  /**
+   * The SSH key to configure
+   */
   sshKey: string
+
+  /**
+   * Additional SSH known hosts
+   */
   sshKnownHosts: string
+
+  /**
+   * Indicates whether the server must be a known host
+   */
   sshStrict: boolean
+
+  /**
+   * Indicates whether to persist the credentials on disk to enable scripting authenticated git commands
+   */
   persistCredentials: boolean
 }

src/input-helper.ts

@@ -4,6 +4,8 @@ import * as github from '@actions/github'
 import * as path from 'path'
 import {IGitSourceSettings} from './git-source-settings'
 
+const hostname = 'github.com'
+
 export function getInputs(): IGitSourceSettings {
   const result = ({} as unknown) as IGitSourceSettings
 
@@ -51,14 +53,14 @@ export function getInputs(): IGitSourceSettings {
   }
 
   // Workflow repository?
-  const isWorkflowRepository =
+  result.isWorkflowRepository =
     qualifiedRepository.toUpperCase() ===
     `${github.context.repo.owner}/${github.context.repo.repo}`.toUpperCase()
 
   // Source branch, source version
   result.ref = core.getInput('ref')
   if (!result.ref) {
-    if (isWorkflowRepository) {
+    if (result.isWorkflowRepository) {
       result.ref = github.context.ref
       result.commit = github.context.sha