Fix some github action warnings: Variables should be defined before their use

.github/workflows/build-image.yml

@@ -36,6 +36,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       # Install the cosign tool except on PR
       # https://github.com/sigstore/cosign-installer
@@ -74,6 +76,12 @@ jobs:
             type=semver,pattern={{major}}
             type=raw,value=latest,enable={{is_default_branch}}
 
+      - name: Set build time
+        run: echo "BUILDTIME=$(date -u +%Y-%m-%dT%H:%M:%SZ)" >> $GITHUB_ENV
+
+      - name: Set build VERSION
+        run: echo "VERSION=$(git describe --tags --abbrev)" >> $GITHUB_ENV
+
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
@@ -85,6 +93,9 @@ jobs:
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           no-cache: true
+          build-args: |
+            BUILDTIME=${{ env.BUILDTIME }}
+            VERSION=${{ env.VERSION }}
 
       # Sign the resulting Docker image digest except on PRs.
       # This will only write to the public Rekor transparency log when the Docker

Dockerfile

@@ -1,25 +1,27 @@
 FROM golang:latest AS builder
 
-ARG BRANCH=${BRANCH:-main}
-ARG OSVC_GITREPO_URL=${OSVC_GITREPO_URL:-https://github.com/opensvc/oc3.git}
-
-WORKDIR /opt
-
-RUN git clone $OSVC_GITREPO_URL && echo "Cache busted at $(date): git clone $OSVC_GITREPO_URL"
+ARG BUILDTIME
+ARG VERSION
 
 WORKDIR /opt/oc3
+COPY . .
 
-RUN git checkout $BRANCH && echo "Cache busted at $(date): git checkout $BRANCH"
+RUN echo "VERSION=${VERSION}"
 
-RUN git describe --tags --abbrev > util/version/text/VERSION
+RUN echo "BUILDTIME=${BUILDTIME}"
+
+RUN echo "${VERSION}" > util/version/text/VERSION
 
 RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o dist/oc3 .
 
+RUN dist/oc3 version
+
 RUN echo "Cache busted at $(date): oc3 version: $(./dist/oc3 version)"
 
-FROM alpine:3.20.1
+FROM alpine:3.22.4
+ARG BUILDTIME
 
-RUN apk add --no-cache bash git
+RUN apk add --no-cache bash
 
 COPY --from=builder /opt/oc3/dist/oc3 /usr/bin/oc3
 

README.md

@@ -77,4 +77,11 @@ worker.fast:
     - "node_disk"
     - "object_config"
     - "system"
-```
+```
+
+## manual build docker image
+
+    docker build \
+        --build-arg BUILDTIME="$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
+        --build-arg VERSION="$(git describe --tags --abbrev)" \
+        -t opensvc/oc3 .