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persist core.sshCommand for submodules (#184)

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* persist core.sshCommand for submodules

* update verbiage; add comments

* fail when submodules or ssh-key and fallback to REST API
This commit is contained in:
eric sciple 2020-03-12 11:42:38 -04:00 committed by GitHub
parent b2e6b7ed13
commit 9a3a9ade82
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6 changed files with 125 additions and 119 deletions
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10
README.md
View file

@ -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.
# Also when generating a new PAT, select the least scopes necessary.
# We recommend using a service account with the least permissions necessary. Also
# 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
# config, which enables your scripts to run authenticated git commands. The
# 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 encrypted secrets](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/creating-and-using-encrypted-secrets)
ssh-key: ''

168
__test__/git-auth-helper.test.ts
View file

@ -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 =
'configureSubmoduleAuth configures token when persist credentials true and SSH key not set'
const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeyNotSet =
'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 "${configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
)
return
}
// Arrange
await setup(
configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsFalseAndSshKeySet
)
settings.persistCredentials = false
const authHelper = gitAuthHelper.createAuthHelper(git, settings)
await authHelper.configureAuth()
const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
mockSubmoduleForeach.mockClear() // reset calls
// Act
await authHelper.configureSubmoduleAuth()
// Assert
expect(mockSubmoduleForeach).toHaveBeenCalledTimes(1)
expect(mockSubmoduleForeach.mock.calls[0][0]).toMatch(
/unset-all.*insteadOf/
)
}
)
const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet =
'configureSubmoduleAuth configures submodules when persist credentials true and SSH key not set'
it(
configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet,
async () => {
// Arrange
await setup(
configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeyNotSet
)
settings.sshKey = ''
const authHelper = gitAuthHelper.createAuthHelper(git, settings)
@ -465,21 +527,21 @@ describe('git-auth-helper tests', () => {
}
)
const configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet =
'configureSubmoduleAuth configures token when persist credentials true and SSH key set'
const configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet =
'configureSubmoduleAuth configures submodules when persist credentials true and SSH key set'
it(
configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet,
configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet,
async () => {
if (!sshPath) {
process.stdout.write(
`Skipped test "${configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
`Skipped test "${configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet}". Executable 'ssh' not found in the PATH.\n`
)
return
}
// Arrange
await setup(
configureSubmoduleAuth_configuresTokenWhenPersistCredentialsTrueAndSshKeySet
configureSubmoduleAuth_configuresSubmodulesWhenPersistCredentialsTrueAndSshKeySet
)
const authHelper = gitAuthHelper.createAuthHelper(git, settings)
await authHelper.configureAuth()
@ -490,96 +552,12 @@ describe('git-auth-helper tests', () => {
await authHelper.configureSubmoduleAuth()
// Assert
expect(mockSubmoduleForeach).toHaveBeenCalledTimes(2)
expect(mockSubmoduleForeach).toHaveBeenCalledTimes(3)
expect(mockSubmoduleForeach.mock.calls[0][0]).toMatch(
/unset-all.*insteadOf/
)
expect(mockSubmoduleForeach.mock.calls[1][0]).toMatch(/http.*extraheader/)
}
)
const configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse =
'configureSubmoduleAuth does not configure token when persist credentials false'
it(
configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse,
async () => {
// Arrange
await setup(
configureSubmoduleAuth_doesNotConfigureTokenWhenPersistCredentialsFalse
)
settings.persistCredentials = false
const authHelper = gitAuthHelper.createAuthHelper(git, settings)
await authHelper.configureAuth()
const mockSubmoduleForeach = git.submoduleForeach as jest.Mock<any, any>
mockSubmoduleForeach.mockClear() // reset calls
// Act
await authHelper.configureSubmoduleAuth()
// Assert
expect(mockSubmoduleForeach).toBeCalledTimes(1)
expect(mockSubmoduleForeach.mock.calls[0][0] as string).toMatch(
/unset-all.*insteadOf/
)
}
)
const configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet =
'configureSubmoduleAuth does not configure URL insteadOf when persist credentials true and SSH key set'
it(
configureSubmoduleAuth_doesNotConfigureUrlInsteadOfWhenPersistCredentialsTrueAndSshKeySet,
async () => {
if (!sshPath) {
process.stdout.write(
`Skipped test "${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/
)
expect(mockSubmoduleForeach.mock.calls[2][0]).toMatch(/core\.sshCommand/)
}
)

6
action.yml
View file

@ -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

27
dist/index.js vendored
View file

@ -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);
}
// Configure HTTPS instead of SSH
if (!this.settings.sshKey) {
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
yield this.git.submoduleForeach(`git config --local '${this.insteadOfKey}' '${this.insteadOfValue}'`, this.settings.nestedSubmodules);
}
}
@ -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)}"`;
core.info(`Temporarily overriding GIT_SSH_COMMAND=${sshCommand}`);
this.git.setEnvironmentVariable('GIT_SSH_COMMAND', sshCommand);
this.sshCommand += ` -o "UserKnownHostsFile=$RUNNER_TEMP/${path.basename(this.sshKnownHostsPath)}"`;
core.info(`Temporarily overriding GIT_SSH_COMMAND=${this.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);
}
});
}
@ -5820,6 +5825,12 @@ function getSource(settings) {
// 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;
}

23
src/git-auth-helper.ts
View file

@ -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)
}
// Configure HTTPS instead of SSH
if (!this.settings.sshKey) {
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
await this.git.submoduleForeach(
`git config --local '${this.insteadOfKey}' '${this.insteadOfValue}'`,
this.settings.nestedSubmodules
@ -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=${sshCommand}`)
this.git.setEnvironmentVariable('GIT_SSH_COMMAND', sshCommand)
core.info(`Temporarily overriding GIT_SSH_COMMAND=${this.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)
}
}

10
src/git-source-provider.ts
View file

@ -57,6 +57,16 @@ 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,