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