@aws-cdk-testing/cli-integ
Version:
Integration tests for the AWS CDK CLI
249 lines • 39 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.SamIntegrationTestFixture = void 0;
exports.withSamIntegrationCdkApp = withSamIntegrationCdkApp;
exports.withSamIntegrationFixture = withSamIntegrationFixture;
exports.randomInteger = randomInteger;
exports.shellWithAction = shellWithAction;
const child_process = require("child_process");
const os = require("os");
const path = require("path");
const axios = require("axios");
const resources_1 = require("./resources");
const shell_1 = require("./shell");
const with_aws_1 = require("./with-aws");
const with_cdk_app_1 = require("./with-cdk-app");
const with_timeout_1 = require("./with-timeout");
/**
* Higher order function to execute a block with a SAM Integration CDK app fixture
*/
function withSamIntegrationCdkApp(block) {
return async (context) => {
const randy = context.randomString;
const stackNamePrefix = `cdktest-${randy}`;
const integTestDir = path.join(os.tmpdir(), `cdk-integ-${randy}`);
context.log(` Stack prefix: ${stackNamePrefix}\n`);
context.log(` Test directory: ${integTestDir}\n`);
context.log(` Region: ${context.aws.region}\n`);
await (0, with_cdk_app_1.cloneDirectory)(path.join(resources_1.RESOURCES_DIR, 'cdk-apps', 'sam_cdk_integ_app'), integTestDir, context.output);
const fixture = new SamIntegrationTestFixture(integTestDir, stackNamePrefix, context.output, context.aws, context.randomString);
await fixture.ecrPublicLogin();
let success = true;
try {
const installationVersion = fixture.library.requestedVersion();
const alphaInstallationVersion = fixture.library.requestedAlphaVersion();
await (0, with_cdk_app_1.installNpmPackages)(fixture, {
'aws-cdk-lib': installationVersion,
'@aws-cdk/aws-lambda-go-alpha': alphaInstallationVersion,
'@aws-cdk/aws-lambda-python-alpha': alphaInstallationVersion,
'constructs': '^10',
});
await block(fixture);
}
catch (e) {
// We survive certain cases involving gopkg.in
if (errorCausedByGoPkg(e.message)) {
return;
}
success = false;
throw e;
}
finally {
if (process.env.INTEG_NO_CLEAN) {
context.log(`Left test directory in '${integTestDir}' ($INTEG_NO_CLEAN)\n`);
}
else {
await fixture.dispose(success);
}
}
};
}
/**
* Return whether or not the error is being caused by gopkg.in being down
*
* Our Go build depends on https://gopkg.in/, which has errors pretty often
* (every couple of days). It is run by a single volunteer.
*/
function errorCausedByGoPkg(error) {
// The error is different depending on what request fails. Messages recognized:
////////////////////////////////////////////////////////////////////
// go: github.com/aws/aws-lambda-go@v1.28.0 requires
// gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: invalid version: git ls-remote -q origin in /go/pkg/mod/cache/vcs/0901dc1ef67fcce1c9b3ae51078740de4a0e2dc673e720584ac302973af82f36: exit status 128:
// remote: Cannot obtain refs from GitHub: cannot talk to GitHub: Get https://github.com/go-yaml/yaml.git/info/refs?service=git-upload-pack: net/http: request canceled (Client.Timeout exceeded while awaiting headers)
// fatal: unable to access 'https://gopkg.in/yaml.v3/': The requested URL returned error: 502
////////////////////////////////////////////////////////////////////
// go: downloading github.com/aws/aws-lambda-go v1.28.0
// go: github.com/aws/aws-lambda-go@v1.28.0 requires
// gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: unrecognized import path "gopkg.in/yaml.v3": reading https://gopkg.in/yaml.v3?go-get=1: 502 Bad Gateway
// server response: Cannot obtain refs from GitHub: cannot talk to GitHub: Get https://github.com/go-yaml/yaml.git/info/refs?service=git-upload-pack: net/http: request canceled (Client.Timeout exceeded while awaiting headers)
////////////////////////////////////////////////////////////////////
// go: github.com/aws/aws-lambda-go@v1.28.0 requires
// gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: invalid version: git fetch -f origin refs/heads/*:refs/heads/* refs/tags/*:refs/tags/* in /go/pkg/mod/cache/vcs/0901dc1ef67fcce1c9b3ae51078740de4a0e2dc673e720584ac302973af82f36: exit status 128:
// error: RPC failed; HTTP 502 curl 22 The requested URL returned error: 502
// fatal: the remote end hung up unexpectedly
////////////////////////////////////////////////////////////////////
return (error.includes('gopkg\.in.*invalid version.*exit status 128')
|| error.match(/unrecognized import path[^\n]gopkg\.in/));
}
/**
* SAM Integration test fixture for CDK - SAM integration test cases
*/
function withSamIntegrationFixture(block) {
return (0, with_aws_1.withAws)((0, with_timeout_1.withTimeout)(with_cdk_app_1.DEFAULT_TEST_TIMEOUT_S, withSamIntegrationCdkApp(block)));
}
class SamIntegrationTestFixture extends with_cdk_app_1.TestFixture {
async samShell(command, filter, action, options = {}) {
return shellWithAction(command, filter, action, {
outputs: [this.output],
cwd: path.join(this.integTestDir, 'cdk.out').toString(),
...options,
});
}
async samBuild(stackName) {
const fullStackName = this.fullStackName(stackName);
const templatePath = path.join(this.integTestDir, 'cdk.out', `${fullStackName}.template.json`);
const args = ['--template', templatePath.toString()];
return this.samShell(['sam', 'build', ...args]);
}
async samLocalStartApi(stackName, isBuilt, port, apiPath) {
const fullStackName = this.fullStackName(stackName);
const templatePath = path.join(this.integTestDir, 'cdk.out', `${fullStackName}.template.json`);
const args = isBuilt ? [] : ['--template', templatePath.toString()];
args.push('--port');
args.push(port.toString());
// https://github.com/aws/aws-sam-cli/pull/7892
args.push('--no-memory-limit');
// "Press Ctrl+C to quit" looks to be printed by a Flask server built into SAM CLI.
return this.samShell(['sam', 'local', 'start-api', ...args], 'Press CTRL+C to quit', () => {
return new Promise((resolve, reject) => {
axios.get(`http://127.0.0.1:${port}${apiPath}`).then(resp => {
resolve(resp.data);
}).catch(error => {
reject(new Error(`Failed to invoke api path ${apiPath} on port ${port} with error ${error}`));
});
});
});
}
/**
* Cleanup leftover stacks and buckets
*/
async dispose(success) {
// If the tests completed successfully, happily delete the fixture
// (otherwise leave it for humans to inspect)
if (success) {
const cleaned = (0, shell_1.rimraf)(this.integTestDir);
if (!cleaned) {
// eslint-disable-next-line no-console
console.error(`Failed to clean up ${this.integTestDir} due to permissions issues (Docker running as root?)`);
}
}
}
}
exports.SamIntegrationTestFixture = SamIntegrationTestFixture;
function randomInteger(min, max) {
return Math.floor(Math.random() * (max - min) + min);
}
/**
* A shell command that does what you want
*
* Is platform-aware, handles errors nicely.
*/
async function shellWithAction(command, filter, action, options = {}, actionTimeoutSeconds = 600) {
if (options.modEnv && options.env) {
throw new Error('Use either env or modEnv but not both');
}
const writeToOutputs = (x) => {
for (const output of options.outputs ?? []) {
output.write(x);
}
};
writeToOutputs(`💻 ${command.join(' ')}\n`);
const env = options.env ?? (options.modEnv ? { ...process.env, ...options.modEnv } : undefined);
const child = child_process.spawn(command[0], command.slice(1), {
...options,
env,
// Need this for Windows where we want .cmd and .bat to be found as well.
shell: true,
stdio: ['ignore', 'pipe', 'pipe'],
});
return new Promise((resolve, reject) => {
const out = new Array();
const stdout = new Array();
const stderr = new Array();
let actionSucceeded = false;
let actionOutput;
let actionExecuted = false;
async function maybeExecuteAction(chunk) {
out.push(Buffer.from(chunk));
if (!actionExecuted && typeof filter === 'string' && Buffer.concat(out).toString('utf-8').includes(filter) && typeof action === 'function') {
actionExecuted = true;
writeToOutputs('before executing action\n');
try {
const output = await action();
writeToOutputs(`action output is ${JSON.stringify(output)}\n`);
actionOutput = output;
actionSucceeded = true;
}
catch (error) {
writeToOutputs(`action error is ${error}\n`);
actionSucceeded = false;
actionOutput = error;
}
finally {
writeToOutputs('terminate sam sub process\n');
killSubProcess(child, command.join(' '));
}
}
}
if (typeof filter === 'string' && typeof action === 'function') {
// Reject with an error if an action is configured, but the filter failed
// to show up in the output before the timeout occurred.
setTimeout(() => {
if (!actionExecuted) {
reject(new Error(`Timed out waiting for filter ${JSON.stringify(filter)} to appear in command output after ${actionTimeoutSeconds} seconds\nOutput so far:\n${Buffer.concat(out).toString('utf-8')}`));
killSubProcess(child, command.join(' '));
}
}, actionTimeoutSeconds * 1_000).unref();
}
child.stdout.on('data', chunk => {
writeToOutputs(chunk);
stdout.push(chunk);
void maybeExecuteAction(chunk);
});
child.stderr.on('data', chunk => {
writeToOutputs(chunk);
if (options.captureStderr ?? true) {
stderr.push(chunk);
}
void maybeExecuteAction(chunk);
});
child.once('error', reject);
// Wait for 'exit' instead of close, don't care about reading the streams all the way to the end
child.once('exit', (code, signal) => {
writeToOutputs(`Subprocess has exited with code ${code}, signal ${signal}\n`);
const output = (Buffer.concat(stdout).toString('utf-8') + Buffer.concat(stderr).toString('utf-8')).trim();
if (code == null || code === 0 || options.allowErrExit) {
let result = new Array();
result.push(actionOutput);
result.push(output);
resolve({
actionSucceeded: actionSucceeded,
actionOutput: actionOutput,
shellOutput: output,
});
}
else {
reject(new Error(`'${command.join(' ')}' exited with error code ${code}. Output: \n${output}`));
}
});
});
}
function killSubProcess(child, command) {
/**
* Check if the sub process is running in container, so child_process.spawn will
* create multiple processes, and to kill all of them we need to run different logic
*/
child.kill('SIGINT');
child_process.exec(`for pid in $(ps -ef | grep "${command}" | awk '{print $2}'); do kill -2 $pid; done`);
}
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* as child_process from 'child_process';\nimport * as os from 'os';\nimport * as path from 'path';\nimport * as axios from 'axios';\nimport type { TestContext } from './integ-test';\nimport { RESOURCES_DIR } from './resources';\nimport type { ShellOptions } from './shell';\nimport { rimraf } from './shell';\nimport type { AwsContext } from './with-aws';\nimport { withAws } from './with-aws';\nimport { cloneDirectory, installNpmPackages, TestFixture, DEFAULT_TEST_TIMEOUT_S } from './with-cdk-app';\nimport { withTimeout } from './with-timeout';\n\nexport interface ActionOutput {\n  actionSucceeded?: boolean;\n  actionOutput?: any;\n  shellOutput?: string;\n}\n\n/**\n * Higher order function to execute a block with a SAM Integration CDK app fixture\n */\nexport function withSamIntegrationCdkApp<A extends TestContext & AwsContext>(block: (context: SamIntegrationTestFixture) => Promise<void>) {\n  return async (context: A) => {\n    const randy = context.randomString;\n    const stackNamePrefix = `cdktest-${randy}`;\n    const integTestDir = path.join(os.tmpdir(), `cdk-integ-${randy}`);\n\n    context.log(` Stack prefix:   ${stackNamePrefix}\\n`);\n    context.log(` Test directory: ${integTestDir}\\n`);\n    context.log(` Region:         ${context.aws.region}\\n`);\n\n    await cloneDirectory(path.join(RESOURCES_DIR, 'cdk-apps', 'sam_cdk_integ_app'), integTestDir, context.output);\n    const fixture = new SamIntegrationTestFixture(\n      integTestDir,\n      stackNamePrefix,\n      context.output,\n      context.aws,\n      context.randomString);\n    await fixture.ecrPublicLogin();\n\n    let success = true;\n    try {\n      const installationVersion = fixture.library.requestedVersion();\n\n      const alphaInstallationVersion = fixture.library.requestedAlphaVersion();\n      await installNpmPackages(fixture, {\n        'aws-cdk-lib': installationVersion,\n        '@aws-cdk/aws-lambda-go-alpha': alphaInstallationVersion,\n        '@aws-cdk/aws-lambda-python-alpha': alphaInstallationVersion,\n        'constructs': '^10',\n      });\n\n      await block(fixture);\n    } catch (e: any) {\n      // We survive certain cases involving gopkg.in\n      if (errorCausedByGoPkg(e.message)) {\n        return;\n      }\n      success = false;\n      throw e;\n    } finally {\n      if (process.env.INTEG_NO_CLEAN) {\n        context.log(`Left test directory in '${integTestDir}' ($INTEG_NO_CLEAN)\\n`);\n      } else {\n        await fixture.dispose(success);\n      }\n    }\n  };\n}\n\n/**\n * Return whether or not the error is being caused by gopkg.in being down\n *\n * Our Go build depends on https://gopkg.in/, which has errors pretty often\n * (every couple of days). It is run by a single volunteer.\n */\nfunction errorCausedByGoPkg(error: string) {\n  // The error is different depending on what request fails. Messages recognized:\n  ////////////////////////////////////////////////////////////////////\n  //    go: github.com/aws/aws-lambda-go@v1.28.0 requires\n  //        gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: invalid version: git ls-remote -q origin in /go/pkg/mod/cache/vcs/0901dc1ef67fcce1c9b3ae51078740de4a0e2dc673e720584ac302973af82f36: exit status 128:\n  //        remote: Cannot obtain refs from GitHub: cannot talk to GitHub: Get https://github.com/go-yaml/yaml.git/info/refs?service=git-upload-pack: net/http: request canceled (Client.Timeout exceeded while awaiting headers)\n  //        fatal: unable to access 'https://gopkg.in/yaml.v3/': The requested URL returned error: 502\n  ////////////////////////////////////////////////////////////////////\n  //    go: downloading github.com/aws/aws-lambda-go v1.28.0\n  //    go: github.com/aws/aws-lambda-go@v1.28.0 requires\n  //        gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: unrecognized import path \"gopkg.in/yaml.v3\": reading https://gopkg.in/yaml.v3?go-get=1: 502 Bad Gateway\n  //        server response: Cannot obtain refs from GitHub: cannot talk to GitHub: Get https://github.com/go-yaml/yaml.git/info/refs?service=git-upload-pack: net/http: request canceled (Client.Timeout exceeded while awaiting headers)\n  ////////////////////////////////////////////////////////////////////\n  //    go: github.com/aws/aws-lambda-go@v1.28.0 requires\n  //        gopkg.in/yaml.v3@v3.0.0-20200615113413-eeeca48fe776: invalid version: git fetch -f origin refs/heads/*:refs/heads/* refs/tags/*:refs/tags/* in /go/pkg/mod/cache/vcs/0901dc1ef67fcce1c9b3ae51078740de4a0e2dc673e720584ac302973af82f36: exit status 128:\n  //        error: RPC failed; HTTP 502 curl 22 The requested URL returned error: 502\n  //        fatal: the remote end hung up unexpectedly\n  ////////////////////////////////////////////////////////////////////\n\n  return (error.includes('gopkg\\.in.*invalid version.*exit status 128')\n    || error.match(/unrecognized import path[^\\n]gopkg\\.in/));\n}\n\n/**\n * SAM Integration test fixture for CDK - SAM integration test cases\n */\nexport function withSamIntegrationFixture(block: (context: SamIntegrationTestFixture) => Promise<void>) {\n  return withAws(withTimeout(DEFAULT_TEST_TIMEOUT_S, withSamIntegrationCdkApp(block)));\n}\n\nexport class SamIntegrationTestFixture extends TestFixture {\n  public async samShell(command: string[], filter?: string, action?: () => any, options: Omit<ShellOptions, 'cwd' | 'output'> = {}): Promise<ActionOutput> {\n    return shellWithAction(command, filter, action, {\n      outputs: [this.output],\n      cwd: path.join(this.integTestDir, 'cdk.out').toString(),\n      ...options,\n    });\n  }\n\n  public async samBuild(stackName: string) {\n    const fullStackName = this.fullStackName(stackName);\n    const templatePath = path.join(this.integTestDir, 'cdk.out', `${fullStackName}.template.json`);\n    const args = ['--template', templatePath.toString()];\n    return this.samShell(['sam', 'build', ...args]);\n  }\n\n  public async samLocalStartApi(stackName: string, isBuilt: boolean, port: number, apiPath: string): Promise<ActionOutput> {\n    const fullStackName = this.fullStackName(stackName);\n    const templatePath = path.join(this.integTestDir, 'cdk.out', `${fullStackName}.template.json`);\n    const args = isBuilt? [] : ['--template', templatePath.toString()];\n    args.push('--port');\n    args.push(port.toString());\n\n    // https://github.com/aws/aws-sam-cli/pull/7892\n    args.push('--no-memory-limit');\n\n    // \"Press Ctrl+C to quit\" looks to be printed by a Flask server built into SAM CLI.\n    return this.samShell(['sam', 'local', 'start-api', ...args], 'Press CTRL+C to quit', ()=>{\n      return new Promise<ActionOutput>((resolve, reject) => {\n        axios.get(`http://127.0.0.1:${port}${apiPath}`).then( resp => {\n          resolve(resp.data);\n        }).catch( error => {\n          reject(new Error(`Failed to invoke api path ${apiPath} on port ${port} with error ${error}`));\n        });\n      });\n    });\n  }\n\n  /**\n   * Cleanup leftover stacks and buckets\n   */\n  public async dispose(success: boolean) {\n    // If the tests completed successfully, happily delete the fixture\n    // (otherwise leave it for humans to inspect)\n    if (success) {\n      const cleaned = rimraf(this.integTestDir);\n      if (!cleaned) {\n        // eslint-disable-next-line no-console\n        console.error(`Failed to clean up ${this.integTestDir} due to permissions issues (Docker running as root?)`);\n      }\n    }\n  }\n}\n\nexport function randomInteger(min: number, max: number) {\n  return Math.floor(Math.random() * (max - min) + min);\n}\n\n/**\n * A shell command that does what you want\n *\n * Is platform-aware, handles errors nicely.\n */\nexport async function shellWithAction(\n  command: string[],\n  filter?: string,\n  action?: () => Promise<any>,\n  options: ShellOptions = {},\n  actionTimeoutSeconds: number = 600,\n): Promise<ActionOutput> {\n  if (options.modEnv && options.env) {\n    throw new Error('Use either env or modEnv but not both');\n  }\n\n  const writeToOutputs = (x: string) => {\n    for (const output of options.outputs ?? []) {\n      output.write(x);\n    }\n  };\n  writeToOutputs(`💻 ${command.join(' ')}\\n`);\n\n  const env = options.env ?? (options.modEnv ? { ...process.env, ...options.modEnv } : undefined);\n\n  const child = child_process.spawn(command[0], command.slice(1), {\n    ...options,\n    env,\n    // Need this for Windows where we want .cmd and .bat to be found as well.\n    shell: true,\n    stdio: ['ignore', 'pipe', 'pipe'],\n  });\n\n  return new Promise<ActionOutput>((resolve, reject) => {\n    const out = new Array<Buffer>();\n    const stdout = new Array<Buffer>();\n    const stderr = new Array<Buffer>();\n    let actionSucceeded = false;\n    let actionOutput: any;\n    let actionExecuted = false;\n\n    async function maybeExecuteAction(chunk: any) {\n      out.push(Buffer.from(chunk));\n      if (!actionExecuted && typeof filter === 'string' && Buffer.concat(out).toString('utf-8').includes(filter) && typeof action === 'function') {\n        actionExecuted = true;\n        writeToOutputs('before executing action\\n');\n        try {\n          const output = await action();\n          writeToOutputs(`action output is ${JSON.stringify(output)}\\n`);\n          actionOutput = output;\n          actionSucceeded = true;\n        } catch (error: any) {\n          writeToOutputs(`action error is ${error}\\n`);\n          actionSucceeded = false;\n          actionOutput = error;\n        } finally {\n          writeToOutputs('terminate sam sub process\\n');\n          killSubProcess(child, command.join(' '));\n        }\n      }\n    }\n\n    if (typeof filter === 'string' && typeof action === 'function') {\n      // Reject with an error if an action is configured, but the filter failed\n      // to show up in the output before the timeout occurred.\n      setTimeout(\n        () => {\n          if (!actionExecuted) {\n            reject(new Error(`Timed out waiting for filter ${JSON.stringify(filter)} to appear in command output after ${actionTimeoutSeconds} seconds\\nOutput so far:\\n${Buffer.concat(out).toString('utf-8')}`));\n            killSubProcess(child, command.join(' '));\n          }\n        }, actionTimeoutSeconds * 1_000,\n      ).unref();\n    }\n\n    child.stdout!.on('data', chunk => {\n      writeToOutputs(chunk);\n      stdout.push(chunk);\n      void maybeExecuteAction(chunk);\n    });\n\n    child.stderr!.on('data', chunk => {\n      writeToOutputs(chunk);\n      if (options.captureStderr ?? true) {\n        stderr.push(chunk);\n      }\n      void maybeExecuteAction(chunk);\n    });\n\n    child.once('error', reject);\n\n    // Wait for 'exit' instead of close, don't care about reading the streams all the way to the end\n    child.once('exit', (code, signal) => {\n      writeToOutputs(`Subprocess has exited with code ${code}, signal ${signal}\\n`);\n      const output = (Buffer.concat(stdout).toString('utf-8') + Buffer.concat(stderr).toString('utf-8')).trim();\n      if (code == null || code === 0 || options.allowErrExit) {\n        let result = new Array<string>();\n        result.push(actionOutput);\n        result.push(output);\n        resolve({\n          actionSucceeded: actionSucceeded,\n          actionOutput: actionOutput,\n          shellOutput: output,\n        });\n      } else {\n        reject(new Error(`'${command.join(' ')}' exited with error code ${code}. Output: \\n${output}`));\n      }\n    });\n  });\n}\n\nfunction killSubProcess(child: child_process.ChildProcess, command: string) {\n  /**\n   * Check if the sub process is running in container, so child_process.spawn will\n   * create multiple processes, and to kill all of them we need to run different logic\n   */\n  child.kill('SIGINT');\n  child_process.exec(`for pid in $(ps -ef | grep \"${command}\" | awk '{print $2}'); do kill -2 $pid; done`);\n}\n"]}