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Auto merge pull request #3 from atomist/sdm-pack-docker
* Add docker run deployment * Autofix: TypeScript header [atomist:generated] [atomist:autofix=TypeScript header] * Make source port configurable Add protocol to base URL default * Process PR comments
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/build/ | ||
/src/typings | ||
/lib/typings | ||
node_modules/ | ||
*.js | ||
npm-debug.log | ||
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/* | ||
* Copyright © 2018 Atomist, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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||
import { | ||
DefaultGoalNameGenerator, | ||
ExecuteGoal, | ||
ExecuteGoalResult, | ||
FulfillableGoalDetails, | ||
FulfillableGoalWithRegistrations, | ||
getGoalDefintionFrom, | ||
Goal, | ||
GoalInvocation, | ||
ImplementationRegistration, | ||
IndependentOfEnvironment, | ||
} from "@atomist/sdm"; | ||
import { | ||
DockerPerBranchDeployer, | ||
DockerPerBranchDeployerOptions, | ||
} from "./DockerPerBranchDeployer"; | ||
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/** | ||
* Options for Docker deployment goal | ||
*/ | ||
export interface DockerDeployRegistration extends Partial<ImplementationRegistration> { | ||
/** | ||
* Starting port to be scanned for free ports. Defaults to 9090 | ||
*/ | ||
lowerPort?: number; | ||
/** | ||
* Pattern that indicates that the container has started up correctly | ||
*/ | ||
successPatterns: RegExp[]; | ||
/** | ||
* Base URL for the docker container. Probably localhost or your Docker machine IP. Defaults to localhost | ||
*/ | ||
baseUrl?: string; | ||
/** | ||
* The exposed port in the Dockerfile to be mapped externally | ||
*/ | ||
sourcePort: number; | ||
} | ||
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/** | ||
* Goal definition for deployment using Docker | ||
*/ | ||
export const DockerDeployGoal = new Goal({ | ||
uniqueName: "docker-deploy", | ||
displayName: "docker deploy", | ||
environment: IndependentOfEnvironment, | ||
workingDescription: "Deploying using Docker", | ||
completedDescription: "Deployed with Docker", | ||
failedDescription: "Docker deployment failed", | ||
}); | ||
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/** | ||
* This goal will deploy the Docker image built by the `DockerBuild` goal. Deployments mapped | ||
* to free ports and a deployment will be done per branch. | ||
*/ | ||
export class DockerDeploy extends FulfillableGoalWithRegistrations<DockerDeployRegistration> { | ||
constructor(private readonly goalDetailsOrUniqueName: FulfillableGoalDetails | string = DefaultGoalNameGenerator.generateName("docker-deploy"), | ||
...dependsOn: Goal[]) { | ||
super({ | ||
...DockerDeployGoal.definition, | ||
...getGoalDefintionFrom(goalDetailsOrUniqueName, DefaultGoalNameGenerator.generateName("docker-deploy")), | ||
displayName: "version", | ||
}, ...dependsOn); | ||
} | ||
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public with(registration: DockerDeployRegistration): this { | ||
this.addFulfillment({ | ||
goalExecutor: executeDockerRun( { | ||
successPatterns: registration.successPatterns, | ||
lowerPort: registration.lowerPort ? registration.lowerPort : 9090, | ||
baseUrl: registration.baseUrl ? registration.baseUrl : "http://localhost", | ||
sourcePort: registration.sourcePort, | ||
}), | ||
name: DefaultGoalNameGenerator.generateName("docker-runner"), | ||
...registration as ImplementationRegistration, | ||
}); | ||
return this; | ||
} | ||
} | ||
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function executeDockerRun(options: DockerPerBranchDeployerOptions): ExecuteGoal { | ||
const deployer = new DockerPerBranchDeployer(options); | ||
return async (goalInvocation: GoalInvocation): Promise<ExecuteGoalResult> => { | ||
return await deployer.deployProject(goalInvocation).then(deployment => { | ||
return { | ||
code: 0, | ||
targetUrl: deployment.endpoint, | ||
}; | ||
}, | ||
).catch(reason => { | ||
return { | ||
code: 1, | ||
message: reason, | ||
}; | ||
}); | ||
}; | ||
} |
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/* | ||
* Copyright © 2018 Atomist, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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import { | ||
GoalInvocation, | ||
logger, | ||
} from "@atomist/sdm"; | ||
import { SpawnedDeployment } from "@atomist/sdm-core"; | ||
import { DelimitedWriteProgressLogDecorator } from "@atomist/sdm/api-helper/log/DelimitedWriteProgressLogDecorator"; | ||
import { spawn } from "child_process"; | ||
import * as portfinder from "portfinder"; | ||
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/** | ||
* Options for the DockerPerBranchDeployer | ||
*/ | ||
export interface DockerPerBranchDeployerOptions { | ||
/** | ||
* Starting port to be scanned for free ports | ||
*/ | ||
lowerPort: number; | ||
/** | ||
* Pattern that indicates that the container has started up correctly | ||
*/ | ||
successPatterns: RegExp[]; | ||
/** | ||
* Base URL for the docker container. Probably localhost or your Docker machine IP | ||
*/ | ||
baseUrl: string; | ||
/** | ||
* The exposed port in the Dockerfile to be mapped externally | ||
*/ | ||
sourcePort: number; | ||
} | ||
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/** | ||
* Deployer that uses `docker run` in order to deploy images produces by the `DockerBuild` goal. | ||
*/ | ||
export class DockerPerBranchDeployer { | ||
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// Already allocated ports | ||
public readonly repoBranchToPort: { [repoAndBranch: string]: number } = {}; | ||
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// Keys are ports: values are containerIds | ||
private readonly portToContainer: { [port: number]: string } = {}; | ||
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constructor(private readonly options: DockerPerBranchDeployerOptions) {} | ||
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public async deployProject(goalInvocation: GoalInvocation): Promise<SpawnedDeployment> { | ||
const branch = goalInvocation.sdmGoal.branch; | ||
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let port = this.repoBranchToPort[goalInvocation.id.repo + ":" + branch]; | ||
if (!port) { | ||
port = await portfinder.getPortPromise({ /*host: this.options.baseUrl,*/ port: this.options.lowerPort }); | ||
this.repoBranchToPort[goalInvocation.id.repo + ":" + branch] = port; | ||
} | ||
const existingContainer = this.portToContainer[port]; | ||
if (!!existingContainer) { | ||
await stopAndRemoveContainer(existingContainer); | ||
} else { | ||
// Check we won't end with a crazy number of child processes | ||
const presentCount = Object.keys(this.portToContainer) | ||
.filter(n => typeof n === "number") | ||
.length; | ||
if (presentCount >= 5) { | ||
throw new Error(`Unable to deploy project at ${goalInvocation.id} as limit of 5 has been reached`); | ||
} | ||
} | ||
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const name = `${goalInvocation.id.repo}_${branch}`; | ||
const childProcess = spawn("docker", | ||
[ | ||
"run", | ||
`-p${port}:${this.options.sourcePort}`, | ||
`--name=${name}`, | ||
goalInvocation.sdmGoal.push.after.image.imageName, | ||
], | ||
{}); | ||
if (!childProcess.pid) { | ||
throw new Error("Fatal error deploying using Docker"); | ||
} | ||
const deployment = { | ||
childProcess, | ||
endpoint: `${this.options.baseUrl}:${port}`, | ||
}; | ||
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this.portToContainer[port] = name; | ||
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const newLineDelimitedLog = new DelimitedWriteProgressLogDecorator(goalInvocation.progressLog, "\n"); | ||
childProcess.stdout.on("data", what => newLineDelimitedLog.write(what.toString())); | ||
childProcess.stderr.on("data", what => newLineDelimitedLog.write(what.toString())); | ||
let stdout = ""; | ||
let stderr = ""; | ||
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return new Promise<SpawnedDeployment>((resolve, reject) => { | ||
childProcess.stdout.addListener("data", what => { | ||
if (!!what) { | ||
stdout += what.toString(); | ||
} | ||
if (this.options.successPatterns.some(successPattern => successPattern.test(stdout))) { | ||
resolve(deployment); | ||
} | ||
}); | ||
childProcess.stderr.addListener("data", what => { | ||
if (!!what) { | ||
stderr += what.toString(); | ||
} | ||
}); | ||
childProcess.addListener("exit", async () => { | ||
if (this.options.successPatterns.some(successPattern => successPattern.test(stdout))) { | ||
resolve(deployment); | ||
} else { | ||
logger.error("Docker deployment failure vvvvvvvvvvvvvvvvvvvvvv"); | ||
logger.error("stdout:\n%s\nstderr:\n%s\n^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^", stdout, stderr); | ||
reject(new Error("Docker deployment failure")); | ||
} | ||
}); | ||
childProcess.addListener("error", reject); | ||
}); | ||
} | ||
} | ||
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function stopAndRemoveContainer(existingContainer: string) { | ||
spawn("docker", | ||
[ | ||
"rm", | ||
"-f", | ||
existingContainer, | ||
]); | ||
} |
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/* | ||
* Copyright © 2018 Atomist, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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export { HasDockerfile } from "./docker/dockerPushTests"; | ||
export { | ||
DockerOptions, | ||
DockerImageNameCreator, | ||
executeDockerBuild, | ||
} from "./docker/executeDockerBuild"; | ||
export { | ||
DockerBuild, | ||
DockerBuildRegistration, | ||
} from "./docker/DockerBuild"; | ||
export { | ||
DockerDeploy, | ||
DockerDeployRegistration, | ||
} from "./docker/DockerDeploy"; | ||
export { | ||
DockerProgressReporter, | ||
DockerProgressTests, | ||
} from "./docker/DockerProgressReporter"; |
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