ircd-exporter update

ircd-exporter.Dockerfile

@@ -1,34 +1,35 @@
-# docker build --no-cache --progress=plain --build-arg GOLANG_VERSION=1.21 -t tobi312/tools:ircd-exporter -f Dockerfile .
-ARG GOLANG_VERSION=1.21
-FROM golang:${GOLANG_VERSION}-alpine as builder
-
-#ENV GOPATH /go
-ENV CGO_ENABLED 0
-#ENV GO111MODULE on
+# docker build --no-cache --progress=plain --build-arg GO_VERSION=1.23 -t tobi312/tools:ircd-exporter -f ircd-exporter.Dockerfile .
+ARG GO_VERSION=1.23
+FROM golang:${GO_VERSION}-alpine AS builder
+ARG VERSION=master
+ENV GOPATH=/go
+ENV CGO_ENABLED=0
 
 RUN \
     apk add --no-cache git ; \
-    git clone https://github.com/dgl/ircd_exporter.git ./ircd_exporter ; \
-    cd ./ircd_exporter ; \
+    git clone --branch ${VERSION} --single-branch https://github.com/dgl/ircd_exporter.git ${GOPATH}/src/ircd_exporter ; \
+    cd ${GOPATH}/src/ircd_exporter ; \
     go mod download ; \
-    cd ./cmd/ircd_exporter/ ; \
-    go build 
+    cd ${GOPATH}/src/ircd_exporter/cmd/ircd_exporter/ ; \
+    go build -o ${GOPATH}/bin/ircd_exporter . ; \
+    ${GOPATH}/bin/ircd_exporter --help
 
-
 FROM scratch
-
+ARG VCS_REF
 ARG BUILD_DATE
-
+ARG VERSION
 LABEL org.opencontainers.image.title="ircd_exporter" \
-    org.opencontainers.image.created="${BUILD_DATE}" \
-    org.opencontainers.image.description="Prometheus exporter for IRC server state" \
-    org.opencontainers.image.licenses="MIT" \
-    org.opencontainers.image.url="https://hub.docker.com/r/tobi312/tools" \
-    org.opencontainers.image.source="https://github.com/dgl/ircd_exporter"
-
-COPY --from=builder --chown=100:100 /go/ircd_exporter/cmd/ircd_exporter/ircd_exporter /usr/local/bin/ircd_exporter
-
-USER 100:100
+      org.opencontainers.image.version="${VERSION}" \
+      org.opencontainers.image.created="${BUILD_DATE}" \
+      org.opencontainers.image.revision="${VCS_REF}" \
+      org.opencontainers.image.description="Prometheus exporter for IRC server state" \
+      org.opencontainers.image.documentation="https://github.com/dgl/ircd_exporter/issues/3" \
+      org.opencontainers.image.base.name="scratch" \
+      org.opencontainers.image.licenses="MIT" \
+      org.opencontainers.image.url="https://hub.docker.com/r/tobi312/tools" \
+      org.opencontainers.image.source="https://github.com/dgl/ircd_exporter"
+COPY --from=builder --chown=1000:1000 /go/bin/ircd_exporter /usr/local/bin/ircd_exporter
+USER 1000:1000
 EXPOSE 9678/tcp
 ENTRYPOINT ["ircd_exporter"]
-#CMD ["--help"]
+#CMD ["--help"]