broadinstitute/cromwellCromwell是由Broad Institute开发的工作流管理系统,专为执行基于WDL(Workflow Description Language)定义的工作流而设计。它提供跨多个计算平台后端的统一工作流执行能力,支持从本地计算到云服务(如AWS、Google Cloud、Azure)及HPC集群的灵活部署,广泛应用于生物信息学、数据科学等领域的复杂工作流自动化。
启动Cromwell服务器(默认本地后端,REST API端口8000):
bashdocker run -d -p 8000:8000 --name cromwell broadinstitute/cromwell:latest server
挂载配置文件与工作目录,指定后端与存储配置:
bashdocker run -d -p 8000:8000 \ -v /local/path/cromwell.conf:/etc/cromwell.conf \ -v /local/workflows:/workflows \ -v /local/executions:/cromwell-executions \ --name cromwell broadinstitute/cromwell:latest \ server -Dconfig.file=/etc/cromwell.conf
-v /local/path/cromwell.conf:挂载自定义配置文件-v /local/workflows:挂载工作流源文件与输入数据目录-v /local/executions:挂载工作流执行结果存储目录Cromwell使用HOCON格式配置文件,主要配置项如下:
hoconbackend { default = "AWS" providers { AWS { actor-factory = "cromwell.backend.aws.batch.AwsBatchBackendLifecycleActorFactory" config { region = "us-east-1" root = "s3://my-bucket/cromwell-executions" batch { jobQueue = "my-job-queue" jobRole = "arn:aws:iam::123456789012:role/cromwell-job-role" retryCount = 1 } } } } }
hocondatabase { profile = "slick.jdbc.PostgresProfile$" db { driver = "org.postgresql.Driver" url = "jdbc:postgresql://db-host:5432/cromwell" user = "db-user" password = "db-password" connectionTimeout = 5000 } }
通过REST API提交WDL工作流:
bashcurl -X POST "http://localhost:8000/api/workflows/v1" \ -H "Content-Type: multipart/form-data" \ -F "workflowSource=@workflow.wdl" \ -F "workflowInputs=@inputs.json"
bashcurl "http://localhost:8000/api/workflows/v1/<workflow-id>/status"
bashcurl -X POST "http://localhost:8000/api/workflows/v1/<workflow-id>/abort"
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