Merge pull request #136 from crazy-max/auto-git-token

Expose Git secret token if default context used
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CrazyMax 2020-09-23 11:23:48 +02:00 committed by GitHub
commit a2578e544b
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5 changed files with 206 additions and 152 deletions

View file

@ -11,11 +11,53 @@ on:
jobs:
git-context:
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
buildx-version:
- latest
services:
registry:
image: registry:2
ports:
- 5000:5000
steps:
-
name: Checkout
uses: actions/checkout@v2.3.2
-
name: Set up QEMU
uses: docker/setup-qemu-action@v1
with:
platforms: all
-
name: Set up Docker Buildx
id: buildx
uses: docker/setup-buildx-action@v1
with:
version: latest
driver-opts: network=host
-
name: Build and push
id: docker_build
uses: ./
with:
file: ./test/Dockerfile
builder: ${{ steps.buildx.outputs.name }}
platforms: linux/amd64,linux/arm64
push: true
tags: |
localhost:5000/name/app:latest
localhost:5000/name/app:1.0.0
-
name: Inspect
run: |
docker buildx imagetools inspect localhost:5000/name/app:1.0.0
-
name: Image digest
run: echo ${{ steps.docker_build.outputs.digest }}
-
name: Dump context
if: always()
uses: crazy-max/ghaction-dump-context@v1
git-context-secret:
runs-on: ubuntu-latest
services:
registry:
image: registry:2

259
README.md
View file

@ -45,10 +45,7 @@ build-secrets, remote cache, etc. and different builder deployment/namespacing o
The default behavior of this action is to use the [Git context invoked by your workflow](https://github.com/docker/build-push-action/blob/master/src/context.ts#L35).
<details>
<summary><b>Show workflow</b></summary>
```yaml
```yaml
name: ci
on:
@ -81,11 +78,11 @@ jobs:
-
name: Image digest
run: echo ${{ steps.docker_build.outputs.digest }}
```
</details>
```
If you use this action in a private repository, you have to pass the [GitHub Token](https://help.github.com/en/actions/configuring-and-managing-workflows/authenticating-with-the-github_token)
as a secret named `GIT_AUTH_TOKEN` to be able to authenticate against it with buildx:
Building from current repository automatically uses the [GitHub Token](https://help.github.com/en/actions/configuring-and-managing-workflows/authenticating-with-the-github_token)
as provided by `secrets` so it does not need to be passed. But if you want to authenticate against another private
repository, you have to use a secret named `GIT_AUTH_TOKEN` to be able to authenticate against it with buildx:
```yaml
-
@ -96,7 +93,7 @@ as a secret named `GIT_AUTH_TOKEN` to be able to authenticate against it with bu
push: true
tags: user/app:latest
secrets: |
GIT_AUTH_TOKEN=${{ github.token }}
GIT_AUTH_TOKEN=${{ secrets.MYTOKEN }}
```
> :warning: Subdir for Git context is [not yet supported](https://github.com/docker/build-push-action/issues/120).
@ -106,140 +103,128 @@ as a secret named `GIT_AUTH_TOKEN` to be able to authenticate against it with bu
You can also use the `PATH` context alongside the [`actions/checkout`](https://github.com/actions/checkout/) action.
<details>
<summary><b>Show workflow</b></summary>
```yaml
name: ci
```yaml
name: ci
on:
push:
branches: master
on:
push:
branches: master
jobs:
path-context:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up QEMU
uses: docker/setup-qemu-action@v1
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v1
-
name: Login to DockerHub
uses: docker/login-action@v1
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v2
with:
context: .
file: ./Dockerfile
platforms: linux/amd64,linux/arm64,linux/386
push: true
tags: user/app:latest
```
</details>
jobs:
path-context:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up QEMU
uses: docker/setup-qemu-action@v1
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v1
-
name: Login to DockerHub
uses: docker/login-action@v1
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v2
with:
context: .
file: ./Dockerfile
platforms: linux/amd64,linux/arm64,linux/386
push: true
tags: user/app:latest
```
### Isolated builders
<details>
<summary><b>Show workflow</b></summary>
```yaml
name: ci
```yaml
name: ci
on:
push:
branches: master
on:
push:
branches: master
jobs:
multi-builders:
runs-on: ubuntu-latest
steps:
-
uses: docker/setup-buildx-action@v1
id: builder1
-
uses: docker/setup-buildx-action@v1
id: builder2
-
name: Builder 1 name
run: echo ${{ steps.builder1.outputs.name }}
-
name: Builder 2 name
run: echo ${{ steps.builder2.outputs.name }}
-
name: Build against builder1
uses: docker/build-push-action@v2
with:
builder: ${{ steps.builder1.outputs.name }}
target: mytarget1
-
name: Build against builder2
uses: docker/build-push-action@v2
with:
builder: ${{ steps.builder2.outputs.name }}
target: mytarget2
```
</details>
jobs:
multi-builders:
runs-on: ubuntu-latest
steps:
-
uses: docker/setup-buildx-action@v1
id: builder1
-
uses: docker/setup-buildx-action@v1
id: builder2
-
name: Builder 1 name
run: echo ${{ steps.builder1.outputs.name }}
-
name: Builder 2 name
run: echo ${{ steps.builder2.outputs.name }}
-
name: Build against builder1
uses: docker/build-push-action@v2
with:
builder: ${{ steps.builder1.outputs.name }}
target: mytarget1
-
name: Build against builder2
uses: docker/build-push-action@v2
with:
builder: ${{ steps.builder2.outputs.name }}
target: mytarget2
```
### Multi-platform image
<details>
<summary><b>Show workflow</b></summary>
```yaml
name: ci
```yaml
name: ci
on:
push:
branches: master
on:
push:
branches: master
jobs:
multi:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up QEMU
uses: docker/setup-qemu-action@v1
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v1
-
name: Login to DockerHub
uses: docker/login-action@v1
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v2
with:
context: .
file: ./Dockerfile
platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
push: true
tags: |
user/app:latest
user/app:1.0.0
```
</details>
jobs:
multi:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up QEMU
uses: docker/setup-qemu-action@v1
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v1
-
name: Login to DockerHub
uses: docker/login-action@v1
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v2
with:
context: .
file: ./Dockerfile
platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
push: true
tags: |
user/app:latest
user/app:1.0.0
```
## Advanced usage
### Local registry
For testing purposes you may need to create a [local registry](https://hub.docker.com/_/registry) to push images into.
For testing purposes you may need to create a [local registry](https://hub.docker.com/_/registry) to push images into:
<details>
<summary><b>Show workflow</b></summary>
@ -284,7 +269,7 @@ For testing purposes you may need to create a [local registry](https://hub.docke
### Leverage GitHub cache
You can leverage [GitHub cache](https://docs.github.com/en/actions/configuring-and-managing-workflows/caching-dependencies-to-speed-up-workflows)
using [actions/cache](https://github.com/actions/cache) with this action.
using [actions/cache](https://github.com/actions/cache) with this action:
<details>
<summary><b>Show workflow</b></summary>
@ -338,15 +323,6 @@ The following workflow with the `Prepare` step will generate some [outputs](http
to handle tags and labels based on GitHub actions events. This is just an example to show many cases that you
might want to use:
| Event | Ref | Commit SHA | Docker Tag | Pushed |
|-----------------|-------------------------------|------------|------------------------------------|--------|
| `schedule` | | | `nightly` | Yes |
| `pull_request` | `refs/pull/2/merge` | `a123b57` | `pr-2` | No |
| `push` | `refs/heads/<default_branch>` | `676cae2` | `sha-676cae2`, `edge` | Yes |
| `push` | `refs/heads/dev` | `cf20257` | `sha-cf20257`, `dev` | Yes |
| `push` | `refs/heads/my/branch` | `a5df687` | `sha-a5df687`, `my-branch` | Yes |
| `push tag` | `refs/tags/v1.2.3` | | `v1.2.3`, `v1.2`, `v1`, `latest` | Yes |
<details>
<summary><b>Show workflow</b></summary>
@ -434,11 +410,20 @@ might want to use:
```
</details>
| Event | Ref | Commit SHA | Docker Tag | Pushed |
|-----------------|-------------------------------|------------|------------------------------------|--------|
| `schedule` | | | `nightly` | Yes |
| `pull_request` | `refs/pull/2/merge` | `a123b57` | `pr-2` | No |
| `push` | `refs/heads/<default_branch>` | `676cae2` | `sha-676cae2`, `edge` | Yes |
| `push` | `refs/heads/dev` | `cf20257` | `sha-cf20257`, `dev` | Yes |
| `push` | `refs/heads/my/branch` | `a5df687` | `sha-a5df687`, `my-branch` | Yes |
| `push tag` | `refs/tags/v1.2.3` | | `v1.2.3`, `v1.2`, `v1`, `latest` | Yes |
### Update DockerHub repo description
You can update the [Docker Hub repository description](https://docs.docker.com/docker-hub/repos/) using
a third-party action called [Docker Hub Description](https://github.com/peter-evans/dockerhub-description)
with this action.
with this action:
<details>
<summary><b>Show workflow</b></summary>

View file

@ -64,6 +64,10 @@ inputs:
secrets:
description: "List of secrets to expose to the build (eg. key=value, GIT_AUTH_TOKEN=mytoken)"
required: false
github-token:
description: "GitHub Token used to authenticate against a repository for Git context"
default: ${{ github.token }}
required: false
outputs:
digest:

25
dist/index.js generated vendored
View file

@ -7955,6 +7955,12 @@ function convertBody(buffer, headers) {
// html4
if (!res && str) {
res = /<meta[\s]+?http-equiv=(['"])content-type\1[\s]+?content=(['"])(.+?)\2/i.exec(str);
if (!res) {
res = /<meta[\s]+?content=(['"])(.+?)\1[\s]+?http-equiv=(['"])content-type\3/i.exec(str);
if (res) {
res.pop(); // drop last quote
}
}
if (res) {
res = /charset=(.*)/i.exec(res.pop());
@ -8962,7 +8968,7 @@ function fetch(url, opts) {
// HTTP fetch step 5.5
switch (request.redirect) {
case 'error':
reject(new FetchError(`redirect mode is set to error: ${request.url}`, 'no-redirect'));
reject(new FetchError(`uri requested responds with a redirect, redirect mode is set to error: ${request.url}`, 'no-redirect'));
finalize();
return;
case 'manual':
@ -9001,7 +9007,8 @@ function fetch(url, opts) {
method: request.method,
body: request.body,
signal: request.signal,
timeout: request.timeout
timeout: request.timeout,
size: request.size
};
// HTTP-redirect fetch step 9
@ -13640,11 +13647,11 @@ const buildx = __importStar(__webpack_require__(295));
const core = __importStar(__webpack_require__(186));
const github = __importStar(__webpack_require__(438));
exports.tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-build-push-'));
const defaultContext = `https://github.com/${github.context.repo.owner}/${github.context.repo.repo}#${github.context.ref}`;
function getInputs() {
return __awaiter(this, void 0, void 0, function* () {
return {
context: core.getInput('context') ||
`https://github.com/${github.context.repo.owner}/${github.context.repo.repo}#${github.context.ref}`,
context: core.getInput('context') || defaultContext,
file: core.getInput('file') || 'Dockerfile',
buildArgs: yield getInputList('build-args'),
labels: yield getInputList('labels'),
@ -13660,7 +13667,8 @@ function getInputs() {
outputs: yield getInputList('outputs', true),
cacheFrom: yield getInputList('cache-from', true),
cacheTo: yield getInputList('cache-to', true),
secrets: yield getInputList('secrets', true)
secrets: yield getInputList('secrets', true),
githubToken: core.getInput('github-token')
};
});
}
@ -13708,9 +13716,16 @@ function getBuildArgs(inputs, buildxVersion) {
yield exports.asyncForEach(inputs.cacheTo, (cacheTo) => __awaiter(this, void 0, void 0, function* () {
args.push('--cache-to', cacheTo);
}));
let hasGitAuthToken = false;
yield exports.asyncForEach(inputs.secrets, (secret) => __awaiter(this, void 0, void 0, function* () {
if (secret.startsWith('GIT_AUTH_TOKEN=')) {
hasGitAuthToken = true;
}
args.push('--secret', yield buildx.getSecret(secret));
}));
if (inputs.githubToken && !hasGitAuthToken && inputs.context == defaultContext) {
args.push('--secret', yield buildx.getSecret(`GIT_AUTH_TOKEN=${inputs.githubToken}`));
}
if (inputs.file) {
args.push('--file', inputs.file);
}

View file

@ -6,7 +6,8 @@ import * as buildx from './buildx';
import * as core from '@actions/core';
import * as github from '@actions/github';
export const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-build-push-'));
export const tmpDir: string = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-build-push-'));
const defaultContext: string = `https://github.com/${github.context.repo.owner}/${github.context.repo.repo}#${github.context.ref}`;
export interface Inputs {
context: string;
@ -26,13 +27,12 @@ export interface Inputs {
cacheFrom: string[];
cacheTo: string[];
secrets: string[];
githubToken: string;
}
export async function getInputs(): Promise<Inputs> {
return {
context:
core.getInput('context') ||
`https://github.com/${github.context.repo.owner}/${github.context.repo.repo}#${github.context.ref}`,
context: core.getInput('context') || defaultContext,
file: core.getInput('file') || 'Dockerfile',
buildArgs: await getInputList('build-args'),
labels: await getInputList('labels'),
@ -48,7 +48,8 @@ export async function getInputs(): Promise<Inputs> {
outputs: await getInputList('outputs', true),
cacheFrom: await getInputList('cache-from', true),
cacheTo: await getInputList('cache-to', true),
secrets: await getInputList('secrets', true)
secrets: await getInputList('secrets', true),
githubToken: core.getInput('github-token')
};
}
@ -92,9 +93,16 @@ async function getBuildArgs(inputs: Inputs, buildxVersion: string): Promise<Arra
await asyncForEach(inputs.cacheTo, async cacheTo => {
args.push('--cache-to', cacheTo);
});
let hasGitAuthToken: boolean = false;
await asyncForEach(inputs.secrets, async secret => {
if (secret.startsWith('GIT_AUTH_TOKEN=')) {
hasGitAuthToken = true;
}
args.push('--secret', await buildx.getSecret(secret));
});
if (inputs.githubToken && !hasGitAuthToken && inputs.context == defaultContext) {
args.push('--secret', await buildx.getSecret(`GIT_AUTH_TOKEN=${inputs.githubToken}`));
}
if (inputs.file) {
args.push('--file', inputs.file);
}