v2.1.0

Changelog since v2.0

• Support for DAG based definition of workflows
• Add spec.parallelism field to limit concurrent pod execution at a workflow level
• Add template.parallelism field to limit concurrent pod execution at a template level
• Add argo suspend, argo resume to suspend and resume workflows
• Add argo resubmit to resubmit a failed workflow
• Add argo retry to retry a failed workflow with the same name
• Add --instanceid flag to argo submit command to submit workflow with controller's specific instance id label
• Add --name and --generate-name to override metadata.name and/or metadata.generateName during submission
• Add argo logs -w to support rendering combined workflow logs
• Experimental support for resubmitting workflows with memoized steps
• Improved parameters and output validation
• UI migrated to React
• Workflow details page redesigned: added DAG view support, added workflow timeline tab.
• Workflow details page enhancements: added sidecar containers details; workflow exist handler is available on DAG diagram and timeline view.
• Support for pod tolerations (@discordianfish)
• Make workflow.namespace available as a global variable (@vreon)
• Support for exported global output parameters and artifacts
• Trim a trailing newline from path-based output parameters
• Add ability to reference global parameters in spec level fields
• Make {{pod.name}} available as a parameter in pod templates
• Argo CLI shell completion support (@mthx)
• Add ability to pass pod annotations and labels at the template levels (@wookasz)
• Add ability to use IAM role from EC2 instance for AWS S3 credentials (@wookasz)

• Abstract the container runtime as an interface to support mocking and future runtimes
• Documentation and examples fixes (@IronPan, @dmonakhov, @bodepd, @mthx, @javierbq, @sebdoido)
• Rewrite the installer
• install & uninstall commands use --namespace flag (@Fitzse)
• Trim spaces from aws keys (@bodepd)
• Update base image to debian 9.4 (from 9.1) (@mthx)

• Global parameters were not referenceable from artifact arguments
• spec.arguments are optionally supplied during linting
• Fix for CLI not rendering edges correctly for nested workflows
• Fix template.parallelism limiting parallelism of entire workflow
• Fix artifact saving to artifactory (@dougsc)
• Use socket type for hostPath to mount docker.sock (@DSchmidtDev)
• Fix rbac resource versions in install (@dvavili)
• Fix input parameters on a steps template prevent daemon pods from terminating (@adampearse)
• Fix locating outbound nodes for skipped node (issue #825)
• Avoid println which outputs to stderr (@mthx)
• Fix issue where daemoned steps were not terminated properly in DAG templates