feat: add support for image building with a custom GOPROXY

Signed-off-by: Ivan Kolodyazhny <[email protected]>

Author: e0ne

Dockerfile

@@ -16,6 +16,9 @@
 
 FROM golang:1.24 AS builder
 
+ARG GOPROXY
+ENV GOPROXY=$GOPROXY
+
 WORKDIR /workspace
 ADD ./go.mod ./
 ADD ./go.sum ./

Makefile

@@ -50,6 +50,7 @@ GO_PLUGIN_LDFLAGS ?= $(PLUGIN_VERSION_LDFLAGS)
 GO_TAGS ?= -tags no_openssl
 GO_GCFLAGS ?=
 export GOPATH?=$(shell go env GOPATH)
+GOPROXY ?=
 
 # Go tools
 GO      = go
@@ -152,7 +153,7 @@ test-coverage: | plugins-coverage envtest gocovmerge gcov2lcov ## Run coverage t
 # Container image
 .PHONY: image
 image: ; $(info Building Docker image...)  ## Build conatiner image
-	$(IMAGE_BUILDER) build -t $(TAG) -f $(DOCKERFILE)  $(CURDIR) $(IMAGE_BUILD_OPTS)
+	$(IMAGE_BUILDER) build -t $(TAG) -f $(DOCKERFILE)  $(CURDIR) -build-arg GOPROXY="$(GOPROXY)" $(IMAGE_BUILD_OPTS)
 
 # Misc