Add nightly build job

Author: mxpv

.github/workflows/nightly.yml

@@ -0,0 +1,45 @@
+name: Nightly
+
+on:
+  schedule:
+    - cron: "0 0 * * *" # Every day at midnight
+  push:
+    paths:
+      - ".github/workflows/nightly.yml"
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  publish:
+    name: Nightly
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: 📦 Checkout repository
+        uses: actions/checkout@v3
+
+      - name: 🧪 Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: 🔒 Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: 🏗️ Build and push
+        uses: docker/build-push-action@v4
+        with:
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:nightly

.github/workflows/release.yml

@@ -45,14 +45,3 @@ jobs:
           DOCKERHUB_USER: ${{ secrets.DOCKER_LOGIN }}
           GHCR_USER: ${{ env.GHCR_USER }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-      # Publish nightly build.
-      - uses: goreleaser/goreleaser-action@v4.2.0
-        if: ${{ github.repository_owner == 'mxpv' && github.event_name == 'schedule' }}
-        with:
-          version: latest
-          args: release --rm-dist --nightly
-        env:
-          DOCKERHUB_USER: ${{ secrets.DOCKER_LOGIN }}
-          GHCR_USER: ${{ env.GHCR_USER }}
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Dockerfile

@@ -1,14 +1,25 @@
-# This is a template to be used by GoReleaser.
-# See docs for details: https://goreleaser.com/customization/docker/
+FROM golang:1.20 as builder
 
-FROM alpine:3.16
-WORKDIR /app
+WORKDIR /build
+
+COPY . .
 
+RUN make build
+
+# Download youtube-dl
 RUN wget -O /usr/bin/yt-dlp https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp && \
-    chmod +x /usr/bin/yt-dlp && \
-    ln -s /usr/bin/yt-dlp /usr/bin/youtube-dl && \
-    apk --no-cache add ca-certificates python3 py3-pip ffmpeg tzdata
-COPY podsync /app/podsync
+    chmod +x /usr/bin/yt-dlp
+
+FROM alpine:3.17
+
+WORKDIR /app
+
+RUN apk --no-cache add ca-certificates python3 py3-pip ffmpeg tzdata \
+    # https://github.com/golang/go/issues/59305
+    libc6-compat && ln -s /lib/libc.so.6 /usr/lib/libresolv.so.2
+
+COPY --from=builder /usr/bin/yt-dlp /usr/bin/youtube-dl
+COPY --from=builder /build/bin/podsync /app/podsync
 
 ENTRYPOINT ["/app/podsync"]
 CMD ["--no-banner"]

Makefile

@@ -5,19 +5,33 @@ all: build test
 
 #
 # Build Podsync CLI binary
+# Example:
+# 	$ GOOS=amd64 make build
 #
+
+GOARCH ?= $(shell go env GOARCH)
+GOOS ?= $(shell go env GOOS)
+
+TAG := $(shell git tag --points-at HEAD)
+HASH := $(shell git rev-parse --short HEAD)
+DATE := $(shell date)
+
+LDFLAGS := "-X 'main.version=${TAG}' -X 'main.commit=${HASH}' -X 'main.date=${DATE}' -X 'main.arch=${GOARCH}'"
+
 .PHONY: build
 build:
-	go build -o bin/podsync ./cmd/podsync
+	go build -ldflags ${LDFLAGS} -o bin/podsync ./cmd/podsync
 
 #
-# Build Docker image
+# Build a local Docker image
+# Example:
+# 	$ make docker
+#	$ docker run -it --rm localhost/podsync:latest
 #
-TAG ?= localhost/podsync
+IMAGE_TAG ?= localhost/podsync
 .PHONY: docker
 docker:
-	docker build -t $(TAG) .
-	docker push $(TAG)
+	docker buildx build -t $(IMAGE_TAG) .
 
 #
 # Run unit tests

cmd/podsync/main.go

@@ -46,6 +46,7 @@ var (
 	version = "dev"
 	commit  = "none"
 	date    = "unknown"
+	arch    = ""
 )
 
 func main() {
@@ -75,6 +76,13 @@ func main() {
 		log.Info(banner)
 	}
 
+	log.WithFields(log.Fields{
+		"version": version,
+		"commit":  commit,
+		"date":    date,
+		"arch":    arch,
+	}).Info("running podsync")
+
 	// Load TOML file
 	log.Debugf("loading configuration %q", opts.ConfigPath)
 	cfg, err := LoadConfig(opts.ConfigPath)
@@ -99,12 +107,6 @@ func main() {
 		}
 	}
 
-	log.WithFields(log.Fields{
-		"version": version,
-		"commit":  commit,
-		"date":    date,
-	}).Info("running podsync")
-
 	downloader, err := ytdl.New(ctx, cfg.Downloader)
 	if err != nil {
 		log.WithError(err).Fatal("youtube-dl error")