tsdocker/ts/npmdocker.docker.ts

208 lines
5.3 KiB
TypeScript

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.shelljs.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 = () => {
let done = plugins.q.defer()
plugins.beautylog.ora.text('pulling latest base image from registry...')
plugins.shelljs.exec(
`docker pull ${config.baseImage}`,
{
silent: true
},
() => {
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)
}
plugins.shelljs.exec(
`docker build -f ${paths.dockerfile} -t ${dockerData.imageTag} ${paths.assets}`,
{
silent: true
},
() => {
plugins.beautylog.ok('Dockerimage built!')
done.resolve()
}
)
}
) // first pull latest version of baseImage
return done.promise
}
let buildDockerProjectMountString = () => {
let done = plugins.q.defer()
if (process.env.CI !== 'true') {
dockerData.dockerProjectMountString = `-v ${paths.cwd}:/workspace`
};
done.resolve()
return done.promise
}
/**
* builds an environment string that docker cli understands
*/
let buildDockerEnvString = () => {
let done = plugins.q.defer()
for (let keyValueObjectArg of config.keyValueObjectArray) {
let envString = dockerData.dockerEnvString = dockerData.dockerEnvString + `-e ${keyValueObjectArg.key}=${keyValueObjectArg.value} `
};
done.resolve()
return done.promise
}
/**
* creates string to mount the docker.sock inside the testcontainer
*/
let buildDockerSockString = () => {
let done = plugins.q.defer()
if (config.dockerSock) {
dockerData.dockerSockString = `-v /var/run/docker.sock:/var/run/docker.sock`
};
done.resolve()
return done
}
/**
* creates a container by running the built Dockerimage
*/
let runDockerImage = () => {
let done = plugins.q.defer()
plugins.beautylog.ora.text('starting Container...')
plugins.beautylog.ora.end()
plugins.beautylog.log('now running Dockerimage')
config.exitCode = plugins.shelljs.exec(`docker run ${dockerData.dockerProjectMountString} ${dockerData.dockerSockString} ${dockerData.dockerEnvString} --name ${dockerData.containerName} ${dockerData.imageTag}`).code
done.resolve()
return done.promise
}
/**
* cleans up: deletes the test container
*/
let deleteDockerContainer = () => {
let done = plugins.q.defer()
plugins.shelljs.exec(`docker rm -f ${dockerData.containerName}`, {
silent: true
})
done.resolve()
return done.promise
}
/**
* cleans up deletes the test image
*/
let deleteDockerImage = () => {
let done = plugins.q.defer()
plugins.shelljs.exec(`docker rmi ${dockerData.imageTag}`, {
silent: true
})
done.resolve()
return done.promise
}
/**
* cleans up, deletes the build context
*/
let deleteBuildContext = () => {
let done = plugins.q.defer()
plugins.smartfile.fs.remove(paths.buildContextDir)
.then(() => {
done.resolve()
})
return done.promise
}
let preClean = () => {
let done = plugins.q.defer()
deleteDockerImage()
.then(deleteDockerContainer)
.then(() => {
plugins.beautylog.ok('ensured clean Docker environment!')
done.resolve()
})
}
let postClean = () => {
let done = plugins.q.defer()
deleteDockerContainer()
.then(deleteDockerImage)
.then(deleteBuildContext)
.then(() => {
plugins.beautylog.ok('cleaned up!')
done.resolve()
})
}
export let run = (configArg) => {
let done = plugins.q.defer()
config = configArg
checkDocker()
.then(preClean)
.then(buildDockerFile)
.then(buildDockerImage)
.then(buildDockerProjectMountString)
.then(buildDockerEnvString)
.then(buildDockerSockString)
.then(runDockerImage)
.then(postClean)
.then(() => {
done.resolve(config);
}).catch(err => { console.log(err) })
return done.promise
}