feat(build): add RELEASE_VERSION argument to be able to pass release version via env

.github/workflows/release-docker.yml

@@ -9,23 +9,24 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Login to GHCR
+      - name: Git describe
+        id: ghd
+        uses: proudust/gh-describe@v2
+      - name: Login to GHCR
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      -
-        name: Set up QEMU
+      - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
-      -
-        name: Set up Docker Buildx
+      - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
-      -
-        name: Build and push
+      - name: Build and push
         uses: docker/build-push-action@v6
         with:
           platforms: linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64/v8
           push: true
-          tags: ghcr.io/go-vikunja/vikunja:unstable
+          tags: ghcr.io/go-vikunja/vikunja:unstable
+          build-args: |
+            RELEASE_VERSION:${{ steps.ghd.outputs.describe }}

Dockerfile

@@ -22,7 +22,8 @@ WORKDIR /go/src/code.vikunja.io/api
 COPY . ./
 COPY --from=frontendbuilder /build/dist ./frontend/dist
 
-ARG TARGETOS TARGETARCH TARGETVARIANT
+ARG TARGETOS TARGETARCH TARGETVARIANT RELEASE_VERSION
+ENV RELEASE_VERSION=$RELEASE_VERSION
 
 ENV GOPROXY=https://goproxy.kolaente.de
 RUN export PATH=$PATH:$GOPATH/bin && \

magefile.go

@@ -37,7 +37,6 @@ import (
 	"time"
 
 	"github.com/iancoleman/strcase"
-
 	"github.com/magefile/mage/mg"
 	"golang.org/x/sync/errgroup"
 )
@@ -92,24 +91,41 @@ func runCmdWithOutput(name string, arg ...string) (output []byte, err error) {
 	return output, nil
 }
 
+func getRawVersionString() (version string, err error) {
+	versionEnv := os.Getenv("RELEASE_VERSION")
+	if versionEnv != "" {
+		return versionEnv, nil
+	}
+
+	if os.Getenv("DRONE_TAG") != "" {
+		return os.Getenv("DRONE_TAG"), nil
+	}
+
+	if os.Getenv("DRONE_BRANCH") != "" {
+		version = strings.Replace(os.Getenv("DRONE_BRANCH"), "release/v", "", 1)
+	}
+
+	if version == "main" {
+		version = "unstable"
+	}
+
+	if version != "" {
+		return
+	}
+
+	versionBytes, err := runCmdWithOutput("git", "describe", "--tags", "--always", "--abbrev=10")
+	return string(versionBytes), err
+}
+
 func setVersion() {
-	version, err := runCmdWithOutput("git", "describe", "--tags", "--always", "--abbrev=10")
+	version, err := getRawVersionString()
 	if err != nil {
 		fmt.Printf("Error getting version: %s\n", err)
 		os.Exit(1)
 	}
-	VersionNumber = strings.Trim(string(version), "\n")
+	VersionNumber = strings.Trim(version, "\n")
 	VersionNumber = strings.Replace(VersionNumber, "-g", "-", 1)
-
-	if os.Getenv("DRONE_TAG") != "" {
-		Version = os.Getenv("DRONE_TAG")
-	} else if os.Getenv("DRONE_BRANCH") != "" {
-		Version = strings.Replace(os.Getenv("DRONE_BRANCH"), "release/v", "", 1)
-	}
-
-	if Version == "main" {
-		Version = "unstable"
-	}
+	Version = version
 }
 
 func setBinLocation() {