publish docker images on merge to main (#44)

* test docker build and push

* enable for test branch

* try to get tag another way

* add nvidia and vaapi pushes

* try to get tag again

* still looking for the tag

* include sha in version

* only build and push docker on merges to main

* push docker images on release

* add hw accel info to readme

.github/workflows/ci.yml

@@ -4,9 +4,8 @@ on:
   push:
     branches:
       - main
-      - develop
 jobs:
-  build:
+  build_and_test:
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
@@ -32,3 +31,81 @@ jobs:
 
       - name: Test
         run: dotnet test --no-restore --verbosity normal
+  build_and_push:
+    name: Build & Publish to Docker Hub
+    needs: build_and_test
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'push' }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Extract Git Tag
+        shell: bash
+        run: |
+          tag=$(git describe --tags --abbrev=0)
+          tag2="${tag:1}"
+          short=$(git rev-parse --short HEAD)
+          final="${tag2/prealpha/$short}"
+          echo "GIT_TAG=${final}" >> $GITHUB_ENV
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Cache Docker layers
+        uses: actions/cache@v2.1.4
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+
+      - name: Build and push base
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker
+          tags: |
+            jasongdove/ersatztv:develop
+            jasongdove/ersatztv:${{ github.sha }}-develop
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max
+
+      - name: Build and push nvidia
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/nvidia/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker-nvidia
+          tags: |
+            jasongdove/ersatztv:develop-nvidia
+            jasongdove/ersatztv:{{ github.sha }}-develop-nvidia
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max
+
+      - name: Build and push vaapi
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/vaapi/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker-vaapi
+          tags: |
+            jasongdove/ersatztv:develop-vaapi
+            jasongdove/ersatztv:${{ github.sha }}-develop-vaapi
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max

.github/workflows/release.yml

@@ -67,3 +67,80 @@ jobs:
             ErsatzTV*.tar.gz
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  build_and_push:
+    name: Build & Publish to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Extract Git Tag
+        shell: bash
+        run: |
+          tag=$(git describe --tags --abbrev=0)
+          echo "GIT_TAG=${tag:1}" >> $GITHUB_ENV
+          echo "DOCKER_TAG=${tag/-prealpha/}" >> $GITHUB_ENV
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Cache Docker layers
+        uses: actions/cache@v2.1.4
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+
+      - name: Build and push base
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker
+          tags: |
+            jasongdove/ersatztv:latest
+            jasongdove/ersatztv:${{ env.DOCKER_TAG }}
+            jasongdove/ersatztv:${{ github.sha }}
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max
+
+      - name: Build and push nvidia
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/nvidia/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker-nvidia
+          tags: |
+            jasongdove/ersatztv:latest-nvidia
+            jasongdove/ersatztv:${{ env.DOCKER_TAG }}-nvidia
+            jasongdove/ersatztv:${{ github.sha }}-nvidia
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max
+
+      - name: Build and push vaapi
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./docker/vaapi/Dockerfile
+          push: true
+          build-args: |
+            INFO_VERSION=${{ env.GIT_TAG }}-docker-vaapi
+          tags: |
+            jasongdove/ersatztv:latest-vaapi
+            jasongdove/ersatztv:${{ env.DOCKER_TAG }}-vaapi
+            jasongdove/ersatztv:${{ github.sha }}-vaapi
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache,mode=max

ErsatzTV.Application/Streaming/Queries/GetPlayoutItemProcessByChannelNumberHandler.cs

@@ -10,6 +10,7 @@ using ErsatzTV.Core.FFmpeg;
 using ErsatzTV.Core.Interfaces.Repositories;
 using LanguageExt;
 using Microsoft.Extensions.Logging;
+using static LanguageExt.Prelude;
 
 namespace ErsatzTV.Application.Streaming.Queries
 {
@@ -68,15 +69,18 @@ namespace ErsatzTV.Application.Streaming.Queries
                         playoutItem.StartOffset,
                         now);
                 },
-                async () =>
+                () =>
                 {
                     if (channel.FFmpegProfile.Transcode)
                     {
-                        return _ffmpegProcessService.ForOfflineImage(ffmpegPath, channel);
+                        return Right<BaseError, Process>(_ffmpegProcessService.ForOfflineImage(ffmpegPath, channel))
+                            .AsTask();
                     }
 
-                    return BaseError.New(
+                    var message =
-                        $"Unable to locate playout item for channel {channel.Number}; offline image is unavailable because transcoding is disabled in ffmpeg profile '{channel.FFmpegProfile.Name}'");
+                        $"Unable to locate playout item for channel {channel.Number}; offline image is unavailable because transcoding is disabled in ffmpeg profile '{channel.FFmpegProfile.Name}'";
+
+                    return Left<BaseError, Process>(BaseError.New(message)).AsTask();
                 });
         }
 

README.md

@@ -11,6 +11,7 @@ Want to join the community or have a question? Join us on [Discord](https://disc
 - Channel-specific streaming mode (MPEG-TS or HLS) and transcoding settings
 - Collection-based scheduling, with collections containing television shows, seasons, episodes and movies
 - Powerful scheduling options such as chronological collection playback throughout the day or over multiple days
+- [Hardware-accelerated transcoding](#Hardware Transcoding) options (QSV, NVENC, VAAPI)
 
 ## In Development
 
@@ -53,6 +54,24 @@ docker run -d \
 
 After running ErsatzTV for the first time, configure it by visiting the web UI at http://[address]:8409.
 
+### Software Transcoding
+
+The following docker tags are available with software transcoding:
+
+* `develop` - merges to `main` branch
+* `latest` - latest release
+
+### Hardware Transcoding
+
+The following docker tags are available with hardware-accelerated transcoding:
+
+* `develop-nvidia` - merges to `main` branch
+* `develop-vaapi` - merges to `main` branch
+* `latest-nvidia` - latest release
+* `latest-vaapi` - latest release
+
+QSV transcoding has not been tested in docker.
+
 ## Development
 
 See [development documentation](docs/development.md).