fix: print tarball path before loading

Updated docs

.github/workflows/tests.yml

@@ -0,0 +1,72 @@
+name: Docker Run Action Tests
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  smoke-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Run docker action and set output for testing
+        uses: ./
+        id: run-docker
+        with:
+          image: docker:20.10.3
+          run: |
+            echo "::set-output name=docker-version::`echo $DOCKER_VERSION`"
+      - name: Test the output
+        uses: actions/github-script@v3
+        with:
+          script: |
+            const dockerVersion = '${{ steps.run-docker.outputs.docker-version }}';
+            if (dockerVersion !== '20.10.3') {
+              core.setFailed(`Smoke Test Failed`);
+            }
+  volume-mount-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Create File to be mounted
+        run: echo "some text" > someFile
+      - name: Run docker action with mounted workspace
+        uses: ./
+        id: run-docker
+        with:
+          image: docker
+          options: -v ${{ github.workspace }}:/work
+          run: |
+            echo "::set-output name=file-contents::`cat /work/someFile`"
+      - name: Check if file contents match
+        uses: actions/github-script@v3
+        with:
+          script: |
+            const fileContents = '${{ steps.run-docker.outputs.file-contents }}';
+            if (fileContents !== 'some text') {
+              core.setFailed(`Unable to mount workspace volume`);
+            }
+  container-network-test:
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: test
+          POSTGRES_USER: test
+          POSTGRES_DB: test
+        ports:
+          - 5432:5432
+        options: --health-cmd pg_isready --health-interval 5s --health-timeout 5s --health-retries 10
+    steps:
+      - uses: actions/checkout@v2
+      - name: Run docker action and test network connection
+        uses: ./
+        with:
+          image: postgres
+          run: >
+            pg_isready -d test -U test -h postgres -p ${{ job.services.postgres.ports[5432] }}
+          options: >
+            -e PGPASSWORD=test

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker:19.03
+FROM docker:20.10
 
 RUN apk add bash
 

README.md

@@ -1,35 +1,31 @@
 # Docker Run Action
 
-Github Workflows already supports running on public docker images out-of-the-box (See [jobs.<jobs_id>.container](https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idcontainer)).
+- run a specific step in docker.
+- run an image built by a previous step.
+- See https://github.com/addnab/docker-run-action/blob/main/action.yml for all the available inputs.
 
-### Why use docker-run-action?
+## Examples
-- run on a privately-owned image.
-- run on an image built by a previous step.
-- run a specific step in docker
 
-### Example Usage
+#### Typical Use Case
 
-#### single-line command
 ```yaml
-- uses: addnab/docker-run-action@v1
+- name: Checkout 
+  uses: actions/checkout@v2 # Required to mount the Github Workspace to a volume 
+- uses: addnab/docker-run-action@v3
   with:
-    image: docker:latest
+    username: ${{ secrets.DOCKER_USERNAME }}
-    run: echo "hello world"
+    password: ${{ secrets.DOCKER_PASSWORD }}
-```
+    registry: gcr.io
-
+    image: private-image:latest
-#### multi-line commands
+    options: -v ${{ github.workspace }}:/work -e ABC=123
-```yaml
-- uses: addnab/docker-run-action@v1
-  with:
-    image: docker:latest
     run: |
-      echo "first line"
+      echo "Running Script"
-      echo "second line"
+      /work/run-script
 ```
 
-#### run on a privately-owned image
+#### run a privately-owned image
 ```yaml
-- uses: addnab/docker-run-action@v1
+- uses: addnab/docker-run-action@v3
   with:
     username: ${{ secrets.DOCKER_USERNAME }}
     password: ${{ secrets.DOCKER_PASSWORD }}
@@ -38,13 +34,13 @@ Github Workflows already supports running on public docker images out-of-the-box
     run: echo "hello world"
 ```
 
-#### run on an image built by a previous step
+#### run an image built by a previous step
 ```yaml
-- uses: docker/build-push-action@v1
+- uses: docker/build-push-action@v2
   with:
-    repository: test-image
+    tags: test-image:latest
     push: false
-- uses: addnab/docker-run-action@v1
+- uses: addnab/docker-run-action@v3
   with:
     image: test-image:latest
     run: echo "hello world"
@@ -54,7 +50,7 @@ Github Workflows already supports running on public docker images out-of-the-box
 #### use a specific shell (default: sh). 
 *Note: The shell must be installed in the container*
 ```yaml
-- uses: addnab/docker-run-action@v1
+- uses: addnab/docker-run-action@v3
   with:
     image: docker:latest
     shell: bash

RELEASES.md

@@ -0,0 +1,14 @@
+# addnab/docker-run-action Releases
+
+### 3.0.0
+
+- Upgrade to docker 20.10 https://github.com/addnab/docker-run-action/pull/12
+
+### 2.0.0
+
+- Added support for networking with other containers [#3](https://github.com/addnab/docker-run-action/pull/3) [#7](https://github.com/addnab/docker-run-action/pull/7)
+- Added tests [#7](https://github.com/addnab/docker-run-action/pull/7)
+
+### 1.0.0
+
+- Initial release

action.yml

@@ -2,6 +2,9 @@
 name: 'Docker Run Action'
 description: 'Run a command in a new container'
 inputs:
+  tarball:
+    description: 'Image tarball'
+    required: false
   image:
     description: 'Image'
     required: true
@@ -24,6 +27,10 @@ inputs:
   password:
     description: 'Password'
     required: false
+  docker_network:
+    description: 'Docker Network ID'
+    default: ${{ job.container.network }}
+    required: false
 runs:
   using: 'docker'
   image: 'Dockerfile'

entrypoint.sh

@@ -4,6 +4,13 @@ if [ ! -z $INPUT_USERNAME ];
 then echo $INPUT_PASSWORD | docker login $INPUT_REGISTRY -u $INPUT_USERNAME --password-stdin
 fi
 
-echo "$INPUT_RUN" | sed -e 's/\\n/;/g' > semicolon_delimited_script
+if [ ! -z $INPUT_DOCKER_NETWORK ];
+then INPUT_OPTIONS="$INPUT_OPTIONS --network $INPUT_DOCKER_NETWORK"
+fi
 
-exec docker run -v "/var/run/docker.sock":"/var/run/docker.sock" $INPUT_OPTIONS --entrypoint=$INPUT_SHELL $INPUT_IMAGE -c "`cat semicolon_delimited_script`"
+if [ ! -z $INPUT_TARBALL ];
+then echo "loading image from $INPUT_TARBALL"
+    docker load --input $INPUT_TARBALL
+fi
+
+exec docker run -v "/var/run/docker.sock":"/var/run/docker.sock" $INPUT_OPTIONS --entrypoint=$INPUT_SHELL $INPUT_IMAGE -c "${INPUT_RUN//$'\n'/;}"