import * as plugins from './npmdocker.plugins'; import * as paths from './npmdocker.paths'; import * as snippets from './npmdocker.snippets' // interfaces import { IConfig } from './npmdocker.config' let config: IConfig /** * the docker data used to build the internal testing container */ let dockerData = { imageTag: 'npmdocker-temp-image:latest', containerName: 'npmdocker-temp-container', dockerProjectMountString: '', dockerSockString: '', dockerEnvString: '' } /** * check if docker is available */ let checkDocker = () => { let done = plugins.q.defer() plugins.beautylog.ora.text('checking docker...') if (plugins.smartshell.which('docker')) { plugins.beautylog.ok('Docker found!') done.resolve() } else { done.reject(new Error('docker not found on this machine')) } return done.promise } /** * builds the Dockerfile according to the config in the project */ let buildDockerFile = () => { let done = plugins.q.defer() plugins.beautylog.ora.text('building Dockerfile...') let dockerfile: string = snippets.dockerfileSnippet({ baseImage: config.baseImage, command: config.command }) plugins.beautylog.info(`Base image is: ${config.baseImage}`) plugins.beautylog.info(`Command is: ${config.command}`) plugins.smartfile.memory.toFsSync(dockerfile, paths.dockerfile) plugins.beautylog.ok('Dockerfile created!') done.resolve() return done.promise } /** * builds the Dockerimage from the built Dockerfile */ let buildDockerImage = async () => { plugins.beautylog.ora.text('pulling latest base image from registry...') await plugins.smartshell.execSilent( `docker pull ${config.baseImage}` ).then(async () => { plugins.beautylog.ora.text('building Dockerimage...') // are we creating a build context form project ? if (process.env.CI === 'true') { plugins.beautylog.ora.text('creating build context...') plugins.smartfile.fs.copySync(paths.cwd, paths.buildContextDir) } await plugins.smartshell.execSilent( `docker build -f ${paths.dockerfile} -t ${dockerData.imageTag} ${paths.assets}` ).then(async (response) => { if (response.exitCode !== 0) { console.log(response.stdout) process.exit(1) } plugins.beautylog.ok('Dockerimage built!') }) }) } let buildDockerProjectMountString = async () => { if (process.env.CI !== 'true') { dockerData.dockerProjectMountString = `-v ${paths.cwd}:/workspace` }; } /** * builds an environment string that docker cli understands */ let buildDockerEnvString = async () => { for (let keyValueObjectArg of config.keyValueObjectArray) { let envString = dockerData.dockerEnvString = dockerData.dockerEnvString + `-e ${keyValueObjectArg.key}=${keyValueObjectArg.value} ` }; } /** * creates string to mount the docker.sock inside the testcontainer */ let buildDockerSockString = async () => { if (config.dockerSock) { dockerData.dockerSockString = `-v /var/run/docker.sock:/var/run/docker.sock` }; } /** * creates a container by running the built Dockerimage */ let runDockerImage = async () => { let done = plugins.q.defer() plugins.beautylog.ora.text('starting Container...') plugins.beautylog.ora.end() plugins.beautylog.log('now running Dockerimage') config.exitCode = (await plugins.smartshell.exec(`docker run ${dockerData.dockerProjectMountString} ${dockerData.dockerSockString} ${dockerData.dockerEnvString} --name ${dockerData.containerName} ${dockerData.imageTag}`)).exitCode } /** * cleans up: deletes the test container */ let deleteDockerContainer = async () => { await plugins.smartshell.execSilent(`docker rm -f ${dockerData.containerName}`) } /** * cleans up deletes the test image */ let deleteDockerImage = async () => { await plugins.smartshell.execSilent(`docker rmi ${dockerData.imageTag}`).then(async (response) => { if (response.exitCode !== 0) { console.log(response.stdout) } }) } /** * cleans up, deletes the build context */ let deleteBuildContext = async () => { await plugins.smartfile.fs.remove(paths.buildContextDir) } let preClean = async () => { await deleteDockerImage() .then(deleteDockerContainer) .then(async () => { plugins.beautylog.ok('ensured clean Docker environment!') }) } let postClean = async () => { await deleteDockerContainer() .then(deleteDockerImage) .then(deleteBuildContext) .then(async () => { plugins.beautylog.ok('cleaned up!') }) } export let run = async (configArg: IConfig): Promise => { plugins.beautylog.ora.start() config = configArg let resultConfig = await checkDocker() .then(preClean) .then(buildDockerFile) .then(buildDockerImage) .then(buildDockerProjectMountString) .then(buildDockerEnvString) .then(buildDockerSockString) .then(runDockerImage) .then(postClean) .catch(err => { console.log(err) }) return config }