fix: rebase changes

Signed-off-by: Marco Nenciarini <marco.nenciarini@enterprisedb.com>

containers/Dockerfile.plugin

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.23 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.23.1 AS gobuilder
 ARG TARGETOS
 ARG TARGETARCH
 
@@ -42,7 +42,7 @@ LABEL summary="$SUMMARY" \
       release="1"
 
 WORKDIR /
-COPY --from=builder /workspace/manager .
+COPY --from=gobuilder /workspace/manager .
 USER 65532:65532
 
 ENTRYPOINT ["/manager"]

containers/Dockerfile.sidecar

@@ -4,6 +4,32 @@
 # * instance plugin
 # Both components are built before going into a distroless container
 
+# Build the manager binary
+FROM --platform=$BUILDPLATFORM golang:1.23.1 AS gobuilder
+ARG TARGETOS
+ARG TARGETARCH
+
+WORKDIR /workspace
+# Copy the Go Modules manifests
+COPY ../go.mod go.mod
+COPY ../go.sum go.sum
+# cache deps before building and copying source so that we don't need to re-download as much
+# and so that source changes don't invalidate our downloaded layer
+RUN go mod download
+
+# Copy the go source
+COPY ../cmd/manager/main.go cmd/manager/main.go
+COPY ../api/ api/
+COPY ../internal/ internal/
+
+# Build
+# the GOARCH has not a default value to allow the binary be built according to the host where the command
+# was called. For example, if we call make docker-build in a local env which has the Apple Silicon M1 SO
+# the docker BUILDPLATFORM arg will be linux/arm64 when for Apple x86 it will be linux/amd64. Therefore,
+# by leaving it empty we can ensure that the container and binary shipped on it will have the same platform.
+RUN --mount=type=cache,target=/go/pkg/mod --mount=type=cache,target=/root/.cache/go-build \
+    CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o manager cmd/manager/main.go
+
 # Build barman-cloud
 # pip will build everything inside /usr/ since this is the case
 # we should build and then copy every file into a destination that will
@@ -19,17 +45,6 @@ RUN mkdir /new-usr/ && \
     cp -r --parents /usr/local/lib/ /usr/lib/*-linux-gnu/ /usr/local/bin/ \
     /new-usr/
 
-# Build instance
-# This step builds a simple instance app that will manage and handle
-# the barman-cloud commands inside the sidecar
-FROM --platform=$BUILDPLATFORM golang:1.23.1 AS gobuilder
-ENV CGO_ENABLED=0
-COPY .. /src
-ARG TARGETOS
-ARG TARGETARCH
-RUN --mount=type=cache,target=/go/pkg/mod --mount=type=cache,target=/root/.cache/go-build \
-    GOOS=$TARGETOS GOARCH=$TARGETARCH go build -C /src -o /build/instance /src/cmd/instance/main.go
-
 # Joint process
 # Now we put everything that was build from the origin into our
 # distroless container
@@ -49,6 +64,6 @@ LABEL summary="$SUMMARY" \
       release="1"
 
 COPY --from=pythonbuilder /new-usr/* /usr/
-COPY --from=gobuilder /build/instance /usr/local/bin/instance
+COPY --from=gobuilder /workspace/manager /manager
 USER 26:26
-ENTRYPOINT ["/usr/local/bin/instance"]
+ENTRYPOINT ["/manager"]

internal/cnpgi/operator/lifecycle.go

@@ -231,8 +231,8 @@ func reconcilePodSpec(
 	sidecarConfig.Name = "plugin-barman-cloud"
 	sidecarConfig.Image = viper.GetString("sidecar-image")
 	sidecarConfig.ImagePullPolicy = cluster.Spec.ImagePullPolicy
-	sidecarConfig.Command= []string{
-		"/usr/local/bin/instance",
+	sidecarConfig.Command = []string{
+		"/manager",
 	}
 
 	// merge the main container envs if they aren't already set