diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml new file mode 100644 index 0000000..993e325 --- /dev/null +++ b/.github/workflows/main.yml @@ -0,0 +1,37 @@ +name: CI + +on: + push: + branches: + - master + tags: + - '*' + pull_request: + +jobs: + build: + name: build + runs-on: ubuntu-latest + timeout-minutes: 3 + steps: + + - name: Checkout + uses: actions/checkout@v2 + + - name: Run local registry + run: docker run -d -p 5000:5000 registry:2 + + - name: Build and push image + uses: ./ + env: + DOCKER_BUILDKIT: 1 + with: + registry: localhost:5000 + repository: temp/workflow + tags: foo + + - name: Remove local image + run: docker image rm localhost:5000/temp/workflow:foo + + - name: Run image from registry + run: docker run localhost:5000/temp/workflow:foo diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..65f31c8 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,3 @@ +FROM alpine:3 + +ENTRYPOINT ["echo", "docker github actions"] diff --git a/LICENCE b/LICENCE new file mode 100644 index 0000000..b70e4ca --- /dev/null +++ b/LICENCE @@ -0,0 +1,191 @@ + + Apache License + Version 2.0, January 2004 + https://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + Copyright 2013-2018 Docker, Inc. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + https://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. \ No newline at end of file diff --git a/README.md b/README.md index 472756c..67641fc 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,190 @@ # build-push-action -Build+push official Docker GitHub action + +Builds and pushes Docker images and will log in to a Docker registry if required + +[Inputs](#Inputs) +* [repository](#repository) +* [username](#username) +* [password](#password) +* [registry](#registry) +* [tags](#tags) +* [tag_with_ref](#tag_with_ref) +* [tag_with_sha](#tag_with_sha) +* [path](#path) +* [dockerfile](#dockerfile) +* [target](#target) +* [always_pull](#always_pull) +* [build_args](#build_args) +* [labels](#labels) +* [add_git_labels](#add_git_labels) +* [push](#push) + +[Example usage](#Example-usage) + +## Inputs + +### `repository` + +**Required** Docker repository to tag the image with. + +### `username` + +Username used to log in to a Docker registry. If not set then no login will occur. + +### `password` + +Password used to log in to a Docker registry. If not set then no login will occur. + +### `registry` + +Server address of Docker registry. If not set then will default to Docker Hub. + +### `tags` + +Comma-delimited list of tags. These will be added to the registry/repository to form the image's tags. + +Example: + +```yaml +tags: tag1,tag2 +``` + +### `tag_with_ref` + +Boolean value. Defaults to `false`. + +Automatically tags the built image with the git reference. The format of the tag depends on the type of git reference with all forward slashes replaced with `-`. + +For pushes to a branch the reference will be `refs/heads/{branch-name}` and the tag will be `{branch-name}`. If `{branch-name}` is master then the tag will be `latest`. + +For pull requests the reference will be `refs/pull/{pull-request}` and the tag will be `pr-{pull-request}`. + +For git tags the reference will be `refs/tags/{git-tag}` and the tag will be `{git-tag}`. + +Examples: + +|Git Reference|Image tag| +|---|---| +|`refs/heads/master`|`latest`| +|`refs/heads/my/branch`|`my-branch`| +|`refs/pull/2/merge`|`pr-2-merge`| +|`refs/tags/v1.0.0`|`v1.0.0`| + +### `tag_with_sha` + +Boolean value. Defaults to `false`. + +Automatically tags the built image with the git short SHA prefixed with `sha-`. + +Example: + +|Git SHA|Image tag| +|---|---| +|`676cae2f85471aeff6776463c72881ebd902dcf9`|`sha-676cae2`| + +### `path` + +Path to run the docker build from. Defaults to `.`. + +### `dockerfile` + +Name of the Dockerfile. Defaults to `{path}/Dockerfile`. + +### `target` + +Sets the target stage to build. + +### `always_pull` + +Boolean value. Defaults to `false`. + +Always attempt to pull a newer version of the image. + +### `build_args` + +Comma-delmited list of build-time variables. + +Example: + +```yaml +build_args: arg1=value1,arg2=value2 +``` + +### `labels` + +Comma-delimited list of labels to add to the built image. + +Example: + +```yaml +labels: label_name_1=label_value_1,label_name_2=label_value_2 +``` + +### `add_git_labels` + +Boolean value. Defaults to `false`. + +Adds labels with git repository information to the built image. + +The labels are: + +|Label key|Example value|Description| +|---|---|---| +|`com.docker.github-actions-actor`|`my-username`|The actor that kicked off the workflow. For example this could be the username of the user that did the git push.| +|`com.docker.github-actions-sha`|`676cae2f85471aeff6776463c72881ebd902dcf9`|Full git SHA of the current commit.| + + +### `push` + +Boolean value. Defaults to `true`. + +Whether to push the built image. + +## Example usage + +The following will build the root Dockerfile, tag the image as `myorg/myrepository:latest`, log in to Docker Hub using GitHub secrets, and push the image to the Docker Hub repository `myorg/myrepository`: + +```yaml +uses: docker/build-push-action@v1 +with: + username: ${{ secrets.DOCKER_USERNAME }} + password: ${{ secrets.DOCKER_PASSWORD }} + repository: myorg/myrepository + tags: latest +``` + +The following will build the root Dockerfile, tag the image with the git reference and SHA as described above, log in to Docker Hub using GitHub secrets, and push the image to the Docker Hub repository `myorg/myrepository`: + +```yaml +uses: docker/build-push-action@v1 +with: + username: ${{ secrets.DOCKER_USERNAME }} + password: ${{ secrets.DOCKER_PASSWORD }} + repository: myorg/myrepository + tag_with_ref: true + tag_with_sha: true +``` + +The following will only push the image when the event that kicked off the workflow was a push of a git tag: + +```yaml +uses: docker/build-push-action@v1 +with: + username: ${{ secrets.DOCKER_USERNAME }} + password: ${{ secrets.DOCKER_PASSWORD }} + repository: myorg/myrepository + tag_with_ref: true + push: ${{ startsWith(github.ref, 'refs/tags/') }} +``` + +The following builds the `mytarget` stage and pushes that: + +```yaml +uses: docker/build-push-action@v1 +with: + username: ${{ secrets.DOCKER_USERNAME }} + password: ${{ secrets.DOCKER_PASSWORD }} + repository: myorg/myrepository + tag_with_ref: true + target: mytarget +``` \ No newline at end of file diff --git a/action.yml b/action.yml new file mode 100644 index 0000000..45eb5e9 --- /dev/null +++ b/action.yml @@ -0,0 +1,60 @@ +name: Build and push Docker images +description: Builds and pushes Docker images and will log in to a Docker registry if required +author: Docker +runs: + using: docker + image: docker://docker/github-actions:v0.0.1 + args: + - build-push +inputs: + username: + description: Username used to log in to a Docker registry. If not set then no login will occur + required: false + password: + description: Password used to log in to a Docker registry. If not set then no login will occur + required: false + registry: + description: Server address of Docker registry. If not set then will default to Docker Hub + required: false + repository: + description: Docker repository to tag the image with + required: true + tags: + description: Comma-delimited list of tags. These will be added to the registry/repository to form the image's tags + required: false + tag_with_ref: + description: Automatically tags the built image with the git reference as per the readme + required: false + default: false + tag_with_sha: + description: Automatically tags the built image with the git short sha as per the readme + required: false + default: false + path: + description: Path to run docker build from + required: false + default: "." + dockerfile: + description: Name of the Dockerfile (Default is 'path/Dockerfile') + required: false + target: + description: Sets the target stage to build + required: false + always_pull: + description: Always attempt to pull a newer version of the image + required: false + default: false + build_args: + description: Comma-delmited list of build-time variables + required: false + labels: + description: Comma-delimited list of labels to add to the built image + required: false + add_git_labels: + description: Adds labels with git repo info to the built image + required: false + default: false + push: + description: Whether to push the image + required: false + default: true