workflow: Setup checksum generation and gpg signing for releases.

.editorconfig

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+# This file is the top-most EditorConfig file
+root = true
+
+# All Files
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+end_of_line = lf
+
+# Makefiles
+[Makefile]
+indent_style = tab
+
+# YAML Files
+[*.{yaml,sh}]
+indent_size = 2
+
+# Go source files
+[*.go]
+indent_style = tab

.github/workflows/build.yaml

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+name: Build binaries
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  linux:
+    name: Build linux binaries
+    runs-on: ubuntu-18.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          # Needed for commands that depend on git tags
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '1.17.6'
+
+      - name: Cache go modules
+        id: cache-go-mod
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Cache ffmpeg
+        id: cache-ffmpeg
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/compiled
+          key: ${{ runner.os }}-ffmpeg-${{ hashFiles('**/install_ffmpeg.sh') }}
+          restore-keys: |
+            ${{ runner.os }}-ffmpeg
+
+      - name: Cache binaries
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/build
+          key: ${{ runner.os }}-binaries-${{ github.sha }}
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update \
+            && sudo apt-get install -y software-properties-common curl apt-transport-https \
+            && sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 15CF4D18AF4F7421 \
+            && sudo add-apt-repository "deb [arch=amd64] http://apt.llvm.org/xenial/ llvm-toolchain-xenial-8 main" \
+            && sudo apt-get update \
+            && sudo apt-get -y install clang-8 clang-tools-8 build-essential pkg-config autoconf git python
+
+          sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-8 30 \
+            && sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-8 30
+
+      - name: Install go modules
+        if: steps.cache-go-mod.outputs.cache-hit != 'true'
+        run: go mod download
+
+      - name: Install ffmpeg
+        if: steps.cache-ffmpeg.outputs.cache-hit != 'true'
+        run: ./install_ffmpeg.sh
+
+      - name: Build binaries
+        run: |
+          export PKG_CONFIG_PATH=~/compiled/lib/pkgconfig
+          ./ci_env.sh make
+          rm -rf ~/build && mkdir ~/build && mv livepeer* ~/build/
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+
+      - name: Upload build
+        run: cp ~/build/* . && ./upload_build.sh
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+          GCLOUD_KEY: ${{ secrets.GCLOUD_KEY }}
+          GCLOUD_SECRET: ${{ secrets.GCLOUD_SECRET }}
+          DISCORD_URL: ${{ secrets.DISCORD_URL }}
+
+      - name: Upload artifacts for cutting release
+        uses: actions/upload-artifact@master
+        with:
+          name: release-artifacts
+          path: releases/
+
+      - name: Notify new build upload
+        run: curl -X POST https://holy-bread-207a.livepeer.workers.dev
+
+  macos:
+    name: Build MacOS binaries
+    strategy:
+      matrix:
+        arch:
+          - amd64
+          - arm64
+    runs-on: macos-latest
+    steps:
+      - name: Set build environment
+        run: echo "GOARCH=${{ matrix.arch }}" >> $GITHUB_ENV
+
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          # Needed for commands that depend on git tags
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '1.17.6'
+
+      - name: Cache go modules
+        id: cache-go-mod
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-${{ matrix.arch }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.arch }}-go-
+
+      - name: Cache ffmpeg
+        id: cache-ffmpeg
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/compiled
+          key: ${{ runner.os }}-${{ matrix.arch }}-ffmpeg-${{ hashFiles('**/install_ffmpeg.sh') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.arch }}-ffmpeg
+
+      - name: Install dependencies
+        run: brew install coreutils
+
+      - name: Install go modules
+        if: steps.cache-go-mod.outputs.cache-hit != 'true'
+        run: go mod download
+
+      - name: Install ffmpeg
+        if: steps.cache-ffmpeg.outputs.cache-hit != 'true'
+        run: ./install_ffmpeg.sh
+
+      - name: Build binaries
+        run: |
+          export PKG_CONFIG_PATH=~/compiled/lib/pkgconfig
+          ./ci_env.sh make
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+
+      - name: Upload build
+        if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+          GCLOUD_KEY: ${{ secrets.GCLOUD_KEY }}
+          GCLOUD_SECRET: ${{ secrets.GCLOUD_SECRET }}
+          DISCORD_URL: ${{ secrets.DISCORD_URL }}
+        run: ./upload_build.sh
+
+      - name: Upload artifacts for cutting release
+        uses: actions/upload-artifact@master
+        with:
+          name: release-artifacts
+          path: releases/
+
+  windows:
+    name: Build windows binaries
+    runs-on: windows-latest
+    steps:
+      - name: configure git line endings
+        run: git config --global core.autocrlf false
+
+      - uses: actions/checkout@v2
+        with:
+          # Needed for commands that depend on git tags
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup Msys2 environment
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: MSYS
+
+      - name: Prepare mingw64 environment
+        shell: msys2 {0}
+        run: ./prepare_mingw64.sh
+
+      - name: Build ffmpeg
+        shell: msys2 {0}
+        run: ./install_ffmpeg.sh
+      # For some reason the next step sometimes cannot find protoc
+      # - name: Install protoc
+      #   uses: arduino/setup-protoc@v1
+      # We do not just run `make` because it would also require protoc
+      # Due to the issue described above with finding protoc, for now we just specify the individual binaries
+
+      - name: Build binaries
+        shell: msys2 {0}
+        run: ./ci_env.sh make livepeer livepeer_cli livepeer_bench livepeer_router
+
+      - name: Upload build
+        if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
+        shell: msys2 {0}
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+          GCLOUD_KEY: ${{ secrets.GCLOUD_KEY }}
+          GCLOUD_SECRET: ${{ secrets.GCLOUD_SECRET }}
+          DISCORD_URL: ${{ secrets.DISCORD_URL }}
+        run: ./upload_build.sh
+
+      - name: Upload artifacts for cutting release
+        uses: actions/upload-artifact@master
+        with:
+          name: release-artifacts
+          path: releases/
+
+  linux-tensorflow:
+    name: Build binaries for linux using tensorflow
+    runs-on: ubuntu-18.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          # Needed for commands that depend on git tags
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '1.17.6'
+
+      - name: Cache go modules
+        id: cache-go-mod
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Cache ffmpeg
+        id: cache-ffmpeg
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/compiled
+          key: ${{ runner.os }}-ffmpeg-tensorflow-${{ hashFiles('**/install_ffmpeg.sh') }}
+          restore-keys: |
+            ${{ runner.os }}-ffmpeg-tensorflow
+
+      - name: Cache binaries
+        uses: actions/cache@v2.1.5
+        with:
+          path: ~/build
+          key: ${{ runner.os }}-binaries-tensorflow-${{ github.sha }}
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update \
+            && sudo apt-get install -y software-properties-common curl apt-transport-https \
+            && sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 15CF4D18AF4F7421 \
+            && sudo add-apt-repository "deb [arch=amd64] http://apt.llvm.org/xenial/ llvm-toolchain-xenial-8 main" \
+            && sudo apt-get update \
+            && sudo apt-get -y install clang-8 clang-tools-8 build-essential pkg-config autoconf gnutls-dev git python
+
+          sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-8 30 \
+            && sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-8 30
+
+          LIBTENSORFLOW_VERSION=2.6.3 \
+            && curl -LO https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-gpu-linux-x86_64-${LIBTENSORFLOW_VERSION}.tar.gz \
+            && sudo tar -C /usr/local -xzf libtensorflow-gpu-linux-x86_64-${LIBTENSORFLOW_VERSION}.tar.gz \
+            && sudo ldconfig
+
+      - name: Install go modules
+        if: steps.cache-go-mod.outputs.cache-hit != 'true'
+        run: go mod download
+
+      - name: Install ffmpeg
+        if: steps.cache-ffmpeg.outputs.cache-hit != 'true'
+        run: BUILD_TAGS=experimental ./install_ffmpeg.sh
+
+      - name: Build binaries
+        run: |
+          export PKG_CONFIG_PATH=~/compiled/lib/pkgconfig
+          ./ci_env.sh make
+          rm -rf ~/build && mkdir ~/build && mv livepeer* ~/build/
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+
+      - name: Install libtensorflow
+        run: |
+          LIBTENSORFLOW_VERSION=2.6.3 \
+            && curl -LO https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-gpu-linux-x86_64-${LIBTENSORFLOW_VERSION}.tar.gz \
+            && sudo tar -C /usr/local -xzf libtensorflow-gpu-linux-x86_64-${LIBTENSORFLOW_VERSION}.tar.gz \
+            && sudo ldconfig
+
+      - name: Upload build
+        run: cp ~/build/* . && ./upload_build.sh
+        env:
+          GHA_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.ref }}
+          GCLOUD_KEY: ${{ secrets.GCLOUD_KEY }}
+          GCLOUD_SECRET: ${{ secrets.GCLOUD_SECRET }}
+          DISCORD_URL: ${{ secrets.DISCORD_URL }}
+          RELEASE_TAG: 'tensorflow'
+
+      - name: Upload artifacts for cutting release
+        uses: actions/upload-artifact@master
+        with:
+          name: release-artifacts
+          path: releases/
+
+      - name: Notify new build upload
+        run: curl -X POST https://holy-bread-207a.livepeer.workers.dev