Dispatchfile

#!mesosphere/dispatch-starlark:v0.2-test.2
# vi:syntax=python

load("github.com/mesosphere/dispatch-catalog/starlark/stable/docker@0.0.3", "dindTask")
load("github.com/mesosphere/dispatch-catalog/starlark/stable/pipeline@0.0.3", "gitResource", "secretVar", "pullRequest", "push")

git = gitResource("git")

dindTask("build", inputs=[ git ], outputs=[ git ], steps=[
    k8s.corev1.Container(
        name="build",
        workingDir="/workspace/{}".format(git),
        command=[ 
            "/bin/sh", "-c",
            """
            curl -Lo /usr/bin/dispatch https://d2iq-dispatch.s3.amazonaws.com/dispatch_linux_1.1.0-beta1
            chmod +x /usr/bin/dispatch

            make build
            """
        ],
        env=[
            k8s.corev1.EnvVar(name="SCM_TOKEN", valueFrom=secretVar("scmtoken", "password")),
            k8s.corev1.EnvVar(name="SCM_USERNAME", valueFrom=secretVar("scmtoken", "username")),
        ]
    ), k8s.corev1.Container(
        name="stash-output",
        image="debian:buster",
        workingDir="/workspace/{}".format(git),
        command=[
            "/bin/bash", "-c", "cp -r /workspace/{src}/. /workspace/output/{src}/".format(src=git)
        ]
    )
])

task("post-merge-updates",
    deps=["build"],
    inputs=[git],
    steps=[
        k8s.corev1.Container(
            name="commit-image-digest",
            image="alpine/git",
            workingDir="/workspace/{}".format(git),
            command=[
                "sh", "-c",
                """
                git config user.name CI
                git config user.email devx-team@d2iq.com
                git add docs/
                git diff --cached --exit-code || git commit -m 'chart: bump docs'
                """
            ]
        ),
        k8s.corev1.Container(
            name="push-new-commits",
            image="alpine/git",
            workingDir="/workspace/{}".format(git),
            command=[
                "sh", "-c",
                """
                git checkout -b $(context.git.branch)
                git fetch origin $(context.git.branch)
                git diff --exit-code origin/$(context.git.branch) || git push origin $(context.git.branch)
                """
            ]
        )
    ]
)

action(tasks=["build"], on=pullRequest())
action(tasks=["build"], on=pullRequest(chatops=["build"]))
action(tasks=["post-merge-updates"], on=push(branches=["master"], paths=[ "!docs/*" ]))