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Use git-credential-store instead of .extraheader

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This commit is contained in:
Julius Lehmann 2024-06-10 18:45:12 +02:00
parent b80ff79f17
commit 6606fcd2c4
7 changed files with 133 additions and 96 deletions
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3
README.md
View File

@ -71,6 +71,9 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
# Default: true # Default: true
persist-credentials: '' persist-credentials: ''
# Custom git credential helper
custom-credential-helper: ''
# Relative path under $GITHUB_WORKSPACE to place the repository # Relative path under $GITHUB_WORKSPACE to place the repository
path: '' path: ''

2
action.yml
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@ -52,6 +52,8 @@ inputs:
persist-credentials: persist-credentials:
description: 'Whether to configure the token or SSH key with the local git config' description: 'Whether to configure the token or SSH key with the local git config'
default: true default: true
custom-credential-helper:
description: 'Custom git credential helper'
path: path:
description: 'Relative path under $GITHUB_WORKSPACE to place the repository' description: 'Relative path under $GITHUB_WORKSPACE to place the repository'
clean: clean:

90
dist/index.js vendored
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@ -166,13 +166,16 @@ class GitAuthHelper {
this.temporaryHomePath = ''; this.temporaryHomePath = '';
this.git = gitCommandManager; this.git = gitCommandManager;
this.settings = gitSourceSettings || {}; this.settings = gitSourceSettings || {};
// Token auth header this.credentialConfigKey = `credential.helper`;
const runnerTemp = process.env['RUNNER_TEMP'] || '';
assert.ok(runnerTemp, 'RUNNER_TEMP is not defined');
const uniqueId = (0, uuid_1.v4)();
this.credentialStorePath = path.join(runnerTemp, `${uniqueId}_credential_store`);
this.credentialConfigValue = `store --file ${this.credentialStorePath}`;
const serverUrl = urlHelper.getServerUrl(this.settings.githubServerUrl); const serverUrl = urlHelper.getServerUrl(this.settings.githubServerUrl);
this.tokenConfigKey = `http.${serverUrl.origin}/.extraheader`; // "origin" is SCHEME://HOSTNAME[:PORT] serverUrl.username = `x-access-token`;
const basicCredential = Buffer.from(`x-access-token:${this.settings.authToken}`, 'utf8').toString('base64'); serverUrl.password = this.settings.authToken;
core.setSecret(basicCredential); this.tokenCredential = serverUrl.href;
this.tokenPlaceholderConfigValue = `AUTHORIZATION: basic ***`;
this.tokenConfigValue = `AUTHORIZATION: basic ${basicCredential}`;
// Instead of SSH URL // Instead of SSH URL
this.insteadOfKey = `url.${serverUrl.origin}/.insteadOf`; // "origin" is SCHEME://HOSTNAME[:PORT] this.insteadOfKey = `url.${serverUrl.origin}/.insteadOf`; // "origin" is SCHEME://HOSTNAME[:PORT]
this.insteadOfValues.push(`git@${serverUrl.hostname}:`); this.insteadOfValues.push(`git@${serverUrl.hostname}:`);
@ -246,7 +249,7 @@ class GitAuthHelper {
catch (err) { catch (err) {
// Unset in case somehow written to the real global config // Unset in case somehow written to the real global config
core.info('Encountered an error when attempting to configure token. Attempting unconfigure.'); core.info('Encountered an error when attempting to configure token. Attempting unconfigure.');
yield this.git.tryConfigUnset(this.tokenConfigKey, true); yield this.git.tryConfigUnset(this.credentialConfigKey, true);
throw err; throw err;
} }
}); });
@ -256,18 +259,12 @@ class GitAuthHelper {
// Remove possible previous HTTPS instead of SSH // Remove possible previous HTTPS instead of SSH
yield this.removeGitConfig(this.insteadOfKey, true); yield this.removeGitConfig(this.insteadOfKey, true);
if (this.settings.persistCredentials) { if (this.settings.persistCredentials) {
// Configure a placeholder value. This approach avoids the credential being captured if (this.settings.customCredentialHelper) {
// by process creation audit events, which are commonly logged. For more information, yield this.git.submoduleForeach(`sh -c "git config --local --add '${this.credentialConfigKey}' '${this.settings.customCredentialHelper}' && git config --local 'credential.useHttpPath' 'true'"`, this.settings.nestedSubmodules);
// refer to https://docs.microsoft.com/en-us/windows-server/identity/ad-ds/manage/component-updates/command-line-process-auditing
const output = yield this.git.submoduleForeach(
// wrap the pipeline in quotes to make sure it's handled properly by submoduleForeach, rather than just the first part of the pipeline
`sh -c "git config --local '${this.tokenConfigKey}' '${this.tokenPlaceholderConfigValue}' && git config --local --show-origin --name-only --get-regexp remote.origin.url"`, this.settings.nestedSubmodules);
// Replace the placeholder
const configPaths = output.match(/(?<=(^|\n)file:)[^\t]+(?=\tremote\.origin\.url)/g) || [];
for (const configPath of configPaths) {
core.debug(`Replacing token placeholder in '${configPath}'`);
yield this.replaceTokenPlaceholder(configPath);
} }
yield this.git.submoduleForeach(
// wrap the pipeline in quotes to make sure it's handled properly by submoduleForeach, rather than just the first part of the pipeline
`sh -c "git config --local --add '${this.credentialConfigKey}' '${this.credentialConfigValue}' && git config --local --show-origin --name-only --get-regexp remote.origin.url"`, this.settings.nestedSubmodules);
if (this.settings.sshKey) { if (this.settings.sshKey) {
// Configure core.sshCommand // Configure core.sshCommand
yield this.git.submoduleForeach(`git config --local '${SSH_COMMAND_KEY}' '${this.sshCommand}'`, this.settings.nestedSubmodules); yield this.git.submoduleForeach(`git config --local '${SSH_COMMAND_KEY}' '${this.sshCommand}'`, this.settings.nestedSubmodules);
@ -306,7 +303,7 @@ class GitAuthHelper {
const runnerTemp = process.env['RUNNER_TEMP'] || ''; const runnerTemp = process.env['RUNNER_TEMP'] || '';
assert.ok(runnerTemp, 'RUNNER_TEMP is not defined'); assert.ok(runnerTemp, 'RUNNER_TEMP is not defined');
const uniqueId = (0, uuid_1.v4)(); const uniqueId = (0, uuid_1.v4)();
this.sshKeyPath = path.join(runnerTemp, uniqueId); this.sshKeyPath = path.join(runnerTemp, `${uniqueId}_ssh_key`);
stateHelper.setSshKeyPath(this.sshKeyPath); stateHelper.setSshKeyPath(this.sshKeyPath);
yield fs.promises.mkdir(runnerTemp, { recursive: true }); yield fs.promises.mkdir(runnerTemp, { recursive: true });
yield fs.promises.writeFile(this.sshKeyPath, this.settings.sshKey.trim() + '\n', { mode: 0o600 }); yield fs.promises.writeFile(this.sshKeyPath, this.settings.sshKey.trim() + '\n', { mode: 0o600 });
@ -357,30 +354,17 @@ class GitAuthHelper {
return __awaiter(this, void 0, void 0, function* () { return __awaiter(this, void 0, void 0, function* () {
// Validate args // Validate args
assert.ok((configPath && globalConfig) || (!configPath && !globalConfig), 'Unexpected configureToken parameter combinations'); assert.ok((configPath && globalConfig) || (!configPath && !globalConfig), 'Unexpected configureToken parameter combinations');
stateHelper.setCredentialStorePath(this.credentialStorePath);
yield fs.promises.writeFile(this.credentialStorePath, this.tokenCredential);
// Default config path // Default config path
if (!configPath && !globalConfig) { if (!configPath && !globalConfig) {
configPath = path.join(this.git.getWorkingDirectory(), '.git', 'config'); configPath = path.join(this.git.getWorkingDirectory(), '.git', 'config');
} }
// Configure a placeholder value. This approach avoids the credential being captured if (this.settings.customCredentialHelper) {
// by process creation audit events, which are commonly logged. For more information, yield this.git.config(this.credentialConfigKey, this.settings.customCredentialHelper, globalConfig, true);
// refer to https://docs.microsoft.com/en-us/windows-server/identity/ad-ds/manage/component-updates/command-line-process-auditing yield this.git.config('credential.useHttpPath', 'true', globalConfig);
yield this.git.config(this.tokenConfigKey, this.tokenPlaceholderConfigValue, globalConfig);
// Replace the placeholder
yield this.replaceTokenPlaceholder(configPath || '');
});
} }
replaceTokenPlaceholder(configPath) { yield this.git.config(this.credentialConfigKey, this.credentialConfigValue, globalConfig, true);
return __awaiter(this, void 0, void 0, function* () {
assert.ok(configPath, 'configPath is not defined');
let content = (yield fs.promises.readFile(configPath)).toString();
const placeholderIndex = content.indexOf(this.tokenPlaceholderConfigValue);
if (placeholderIndex < 0 ||
placeholderIndex != content.lastIndexOf(this.tokenPlaceholderConfigValue)) {
throw new Error(`Unable to replace auth placeholder in ${configPath}`);
}
assert.ok(this.tokenConfigValue, 'tokenConfigValue is not defined');
content = content.replace(this.tokenPlaceholderConfigValue, this.tokenConfigValue);
yield fs.promises.writeFile(configPath, content);
}); });
} }
removeSsh() { removeSsh() {
@ -413,8 +397,19 @@ class GitAuthHelper {
} }
removeToken() { removeToken() {
return __awaiter(this, void 0, void 0, function* () { return __awaiter(this, void 0, void 0, function* () {
// HTTP extra header var _a;
yield this.removeGitConfig(this.tokenConfigKey); // Credential Helper
const credentialStorePath = this.credentialStorePath || stateHelper.CredentialStorePath;
if (credentialStorePath) {
try {
yield io.rmRF(credentialStorePath);
}
catch (err) {
core.debug(`${(_a = err === null || err === void 0 ? void 0 : err.message) !== null && _a !== void 0 ? _a : err}`);
core.warning(`Failed to remove credential store '${credentialStorePath}'`);
}
}
yield this.removeGitConfig(this.credentialConfigKey);
}); });
} }
removeGitConfig(configKey_1) { removeGitConfig(configKey_1) {
@ -1826,6 +1821,8 @@ function getInputs() {
// Persist credentials // Persist credentials
result.persistCredentials = result.persistCredentials =
(core.getInput('persist-credentials') || 'false').toUpperCase() === 'TRUE'; (core.getInput('persist-credentials') || 'false').toUpperCase() === 'TRUE';
// Custom credential helper
result.customCredentialHelper = core.getInput('custom-credential-helper');
// Workflow organization ID // Workflow organization ID
result.workflowOrganizationId = result.workflowOrganizationId =
yield workflowContextHelper.getOrganizationId(); yield workflowContextHelper.getOrganizationId();
@ -2347,7 +2344,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
return result; return result;
}; };
Object.defineProperty(exports, "__esModule", ({ value: true })); Object.defineProperty(exports, "__esModule", ({ value: true }));
exports.setSafeDirectory = exports.setSshKnownHostsPath = exports.setSshKeyPath = exports.setRepositoryPath = exports.SshKnownHostsPath = exports.SshKeyPath = exports.PostSetSafeDirectory = exports.RepositoryPath = exports.IsPost = void 0; exports.setCredentialStorePath = exports.setSafeDirectory = exports.setSshKnownHostsPath = exports.setSshKeyPath = exports.setRepositoryPath = exports.CredentialStorePath = exports.SshKnownHostsPath = exports.SshKeyPath = exports.PostSetSafeDirectory = exports.RepositoryPath = exports.IsPost = void 0;
const core = __importStar(__nccwpck_require__(2186)); const core = __importStar(__nccwpck_require__(2186));
/** /**
* Indicates whether the POST action is running * Indicates whether the POST action is running
@ -2369,6 +2366,10 @@ exports.SshKeyPath = core.getState('sshKeyPath');
* The SSH known hosts path for the POST action. The value is empty during the MAIN action. * The SSH known hosts path for the POST action. The value is empty during the MAIN action.
*/ */
exports.SshKnownHostsPath = core.getState('sshKnownHostsPath'); exports.SshKnownHostsPath = core.getState('sshKnownHostsPath');
/**
* The credential store path for git-credential-store
*/
exports.CredentialStorePath = core.getState('credentialStorePath');
/** /**
* Save the repository path so the POST action can retrieve the value. * Save the repository path so the POST action can retrieve the value.
*/ */
@ -2402,6 +2403,13 @@ exports.setSafeDirectory = setSafeDirectory;
if (!exports.IsPost) { if (!exports.IsPost) {
core.saveState('isPost', 'true'); core.saveState('isPost', 'true');
} }
/**
* Save the credential store path so the POST action can retrieve the value.
*/
function setCredentialStorePath(credentialStorePath) {
core.saveState('credentialStorePath', credentialStorePath);
}
exports.setCredentialStorePath = setCredentialStorePath;
/***/ }), /***/ }),

108
src/git-auth-helper.ts
View File

@ -34,9 +34,10 @@ export function createAuthHelper(
class GitAuthHelper { class GitAuthHelper {
private readonly git: IGitCommandManager private readonly git: IGitCommandManager
private readonly settings: IGitSourceSettings private readonly settings: IGitSourceSettings
private readonly tokenConfigKey: string private readonly credentialConfigKey: string
private readonly tokenConfigValue: string private readonly credentialConfigValue: string
private readonly tokenPlaceholderConfigValue: string private readonly tokenCredential: string
private readonly credentialStorePath: string
private readonly insteadOfKey: string private readonly insteadOfKey: string
private readonly insteadOfValues: string[] = [] private readonly insteadOfValues: string[] = []
private sshCommand = '' private sshCommand = ''
@ -51,16 +52,20 @@ class GitAuthHelper {
this.git = gitCommandManager this.git = gitCommandManager
this.settings = gitSourceSettings || ({} as unknown as IGitSourceSettings) this.settings = gitSourceSettings || ({} as unknown as IGitSourceSettings)
// Token auth header this.credentialConfigKey = `credential.helper`
const runnerTemp = process.env['RUNNER_TEMP'] || ''
assert.ok(runnerTemp, 'RUNNER_TEMP is not defined')
const uniqueId = uuid()
this.credentialStorePath = path.join(
runnerTemp,
`${uniqueId}_credential_store`
)
this.credentialConfigValue = `store --file ${this.credentialStorePath}`
const serverUrl = urlHelper.getServerUrl(this.settings.githubServerUrl) const serverUrl = urlHelper.getServerUrl(this.settings.githubServerUrl)
this.tokenConfigKey = `http.${serverUrl.origin}/.extraheader` // "origin" is SCHEME://HOSTNAME[:PORT] serverUrl.username = `x-access-token`
const basicCredential = Buffer.from( serverUrl.password = this.settings.authToken
`x-access-token:${this.settings.authToken}`, this.tokenCredential = serverUrl.href
'utf8'
).toString('base64')
core.setSecret(basicCredential)
this.tokenPlaceholderConfigValue = `AUTHORIZATION: basic ***`
this.tokenConfigValue = `AUTHORIZATION: basic ${basicCredential}`
// Instead of SSH URL // Instead of SSH URL
this.insteadOfKey = `url.${serverUrl.origin}/.insteadOf` // "origin" is SCHEME://HOSTNAME[:PORT] this.insteadOfKey = `url.${serverUrl.origin}/.insteadOf` // "origin" is SCHEME://HOSTNAME[:PORT]
@ -143,7 +148,7 @@ class GitAuthHelper {
core.info( core.info(
'Encountered an error when attempting to configure token. Attempting unconfigure.' 'Encountered an error when attempting to configure token. Attempting unconfigure.'
) )
await this.git.tryConfigUnset(this.tokenConfigKey, true) await this.git.tryConfigUnset(this.credentialConfigKey, true)
throw err throw err
} }
} }
@ -153,23 +158,19 @@ class GitAuthHelper {
await this.removeGitConfig(this.insteadOfKey, true) await this.removeGitConfig(this.insteadOfKey, true)
if (this.settings.persistCredentials) { if (this.settings.persistCredentials) {
// Configure a placeholder value. This approach avoids the credential being captured if (this.settings.customCredentialHelper) {
// by process creation audit events, which are commonly logged. For more information, await this.git.submoduleForeach(
// refer to https://docs.microsoft.com/en-us/windows-server/identity/ad-ds/manage/component-updates/command-line-process-auditing `sh -c "git config --local --add '${this.credentialConfigKey}' '${this.settings.customCredentialHelper}' && git config --local 'credential.useHttpPath' 'true'"`,
const output = await this.git.submoduleForeach(
// wrap the pipeline in quotes to make sure it's handled properly by submoduleForeach, rather than just the first part of the pipeline
`sh -c "git config --local '${this.tokenConfigKey}' '${this.tokenPlaceholderConfigValue}' && git config --local --show-origin --name-only --get-regexp remote.origin.url"`,
this.settings.nestedSubmodules this.settings.nestedSubmodules
) )
// Replace the placeholder
const configPaths: string[] =
output.match(/(?<=(^|\n)file:)[^\t]+(?=\tremote\.origin\.url)/g) || []
for (const configPath of configPaths) {
core.debug(`Replacing token placeholder in '${configPath}'`)
await this.replaceTokenPlaceholder(configPath)
} }
await this.git.submoduleForeach(
// wrap the pipeline in quotes to make sure it's handled properly by submoduleForeach, rather than just the first part of the pipeline
`sh -c "git config --local --add '${this.credentialConfigKey}' '${this.credentialConfigValue}' && git config --local --show-origin --name-only --get-regexp remote.origin.url"`,
this.settings.nestedSubmodules
)
if (this.settings.sshKey) { if (this.settings.sshKey) {
// Configure core.sshCommand // Configure core.sshCommand
await this.git.submoduleForeach( await this.git.submoduleForeach(
@ -210,7 +211,7 @@ class GitAuthHelper {
const runnerTemp = process.env['RUNNER_TEMP'] || '' const runnerTemp = process.env['RUNNER_TEMP'] || ''
assert.ok(runnerTemp, 'RUNNER_TEMP is not defined') assert.ok(runnerTemp, 'RUNNER_TEMP is not defined')
const uniqueId = uuid() const uniqueId = uuid()
this.sshKeyPath = path.join(runnerTemp, uniqueId) this.sshKeyPath = path.join(runnerTemp, `${uniqueId}_ssh_key`)
stateHelper.setSshKeyPath(this.sshKeyPath) stateHelper.setSshKeyPath(this.sshKeyPath)
await fs.promises.mkdir(runnerTemp, {recursive: true}) await fs.promises.mkdir(runnerTemp, {recursive: true})
await fs.promises.writeFile( await fs.promises.writeFile(
@ -282,40 +283,31 @@ class GitAuthHelper {
'Unexpected configureToken parameter combinations' 'Unexpected configureToken parameter combinations'
) )
stateHelper.setCredentialStorePath(this.credentialStorePath)
await fs.promises.writeFile(this.credentialStorePath, this.tokenCredential)
// Default config path // Default config path
if (!configPath && !globalConfig) { if (!configPath && !globalConfig) {
configPath = path.join(this.git.getWorkingDirectory(), '.git', 'config') configPath = path.join(this.git.getWorkingDirectory(), '.git', 'config')
} }
// Configure a placeholder value. This approach avoids the credential being captured if (this.settings.customCredentialHelper) {
// by process creation audit events, which are commonly logged. For more information,
// refer to https://docs.microsoft.com/en-us/windows-server/identity/ad-ds/manage/component-updates/command-line-process-auditing
await this.git.config( await this.git.config(
this.tokenConfigKey, this.credentialConfigKey,
this.tokenPlaceholderConfigValue, this.settings.customCredentialHelper,
globalConfig globalConfig,
true
) )
// Replace the placeholder await this.git.config('credential.useHttpPath', 'true', globalConfig)
await this.replaceTokenPlaceholder(configPath || '')
} }
private async replaceTokenPlaceholder(configPath: string): Promise<void> { await this.git.config(
assert.ok(configPath, 'configPath is not defined') this.credentialConfigKey,
let content = (await fs.promises.readFile(configPath)).toString() this.credentialConfigValue,
const placeholderIndex = content.indexOf(this.tokenPlaceholderConfigValue) globalConfig,
if ( true
placeholderIndex < 0 ||
placeholderIndex != content.lastIndexOf(this.tokenPlaceholderConfigValue)
) {
throw new Error(`Unable to replace auth placeholder in ${configPath}`)
}
assert.ok(this.tokenConfigValue, 'tokenConfigValue is not defined')
content = content.replace(
this.tokenPlaceholderConfigValue,
this.tokenConfigValue
) )
await fs.promises.writeFile(configPath, content)
} }
private async removeSsh(): Promise<void> { private async removeSsh(): Promise<void> {
@ -346,8 +338,20 @@ class GitAuthHelper {
} }
private async removeToken(): Promise<void> { private async removeToken(): Promise<void> {
// HTTP extra header // Credential Helper
await this.removeGitConfig(this.tokenConfigKey) const credentialStorePath =
this.credentialStorePath || stateHelper.CredentialStorePath
if (credentialStorePath) {
try {
await io.rmRF(credentialStorePath)
} catch (err) {
core.debug(`${(err as any)?.message ?? err}`)
core.warning(
`Failed to remove credential store '${credentialStorePath}'`
)
}
}
await this.removeGitConfig(this.credentialConfigKey)
} }
private async removeGitConfig( private async removeGitConfig(

5
src/git-source-settings.ts
View File

@ -104,6 +104,11 @@ export interface IGitSourceSettings {
*/ */
persistCredentials: boolean persistCredentials: boolean
/**
* Use following command/script as value for "credential.<URL>.helper"
*/
customCredentialHelper: string | undefined
/** /**
* Organization ID for the currently running workflow (used for auth settings) * Organization ID for the currently running workflow (used for auth settings)
*/ */

3
src/input-helper.ts
View File

@ -149,6 +149,9 @@ export async function getInputs(): Promise<IGitSourceSettings> {
result.persistCredentials = result.persistCredentials =
(core.getInput('persist-credentials') || 'false').toUpperCase() === 'TRUE' (core.getInput('persist-credentials') || 'false').toUpperCase() === 'TRUE'
// Custom credential helper
result.customCredentialHelper = core.getInput('custom-credential-helper')
// Workflow organization ID // Workflow organization ID
result.workflowOrganizationId = result.workflowOrganizationId =
await workflowContextHelper.getOrganizationId() await workflowContextHelper.getOrganizationId()

12
src/state-helper.ts
View File

@ -25,6 +25,11 @@ export const SshKeyPath = core.getState('sshKeyPath')
*/ */
export const SshKnownHostsPath = core.getState('sshKnownHostsPath') export const SshKnownHostsPath = core.getState('sshKnownHostsPath')
/**
* The credential store path for git-credential-store
*/
export const CredentialStorePath = core.getState('credentialStorePath')
/** /**
* Save the repository path so the POST action can retrieve the value. * Save the repository path so the POST action can retrieve the value.
*/ */
@ -58,3 +63,10 @@ export function setSafeDirectory() {
if (!IsPost) { if (!IsPost) {
core.saveState('isPost', 'true') core.saveState('isPost', 'true')
} }
/**
* Save the credential store path so the POST action can retrieve the value.
*/
export function setCredentialStorePath(credentialStorePath: string) {
core.saveState('credentialStorePath', credentialStorePath)
}