Fixed Dockerfile build and runtime

Dockerfile

@@ -1,17 +1,23 @@
-FROM golang:1.11 AS build
+FROM golang:alpine AS build
 
-COPY ./ /goproxy
+RUN apk add --no-cache -U make
 
-RUN cd /goproxy &&\
+COPY . /src/goproxy
-    export GO111MODULE=on &&\
+WORKDIR /src/goproxy
-    go generate &&\
-    go mod tidy &&\
-    go build
 
-FROM alpine:3.8
+ENV CGO_ENABLED=0
-RUN apk add --no-cache git mercurial subversion bzr fossil
+
-COPY --from=build /goproxy/goproxy /bin/goproxy
+RUN make
+
+FROM alpine:latest
+
+RUN apk add --no-cache -U git mercurial subversion bzr fossil
+
+COPY --from=build /src/goproxy/goproxy /goproxy
+
+VOLUME /go
 
 EXPOSE 8081
 
-CMD ["goproxy"]
+ENTRYPOINT ["/goproxy"]
+CMD []

Makefile

@@ -0,0 +1,15 @@
+.PHONY: build generate image clean
+
+all: build
+
+build: generate
+	@go build -tags "netgo static_build" -installsuffix netgo -ldflags -w .
+
+generate:
+	@go generate
+
+image:
+	@docker build -t goproxy/goproxy .
+
+clean:
+	@git clean -f -d -X

build/generate.sh

@@ -1,22 +1,22 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
-PKG=${PWD}/internal
+PKG="${PWD}/internal"
-GOROOT=`go env GOROOT`
+GOROOT="$(go env GOROOT)"
 
-mkdir -p ${PKG}
+mkdir -p "${PKG}"
-cp -r ${GOROOT}/src/cmd/go/internal/* ${PKG}
+cp -r "${GOROOT}/src/cmd/go/internal/"* "${PKG}"
 
 
-cp -r ${GOROOT}/src/cmd/internal/browser ${PKG}
+cp -r "${GOROOT}/src/cmd/internal/browser" "${PKG}"
-cp -r ${GOROOT}/src/cmd/internal/buildid ${PKG}
+cp -r "${GOROOT}/src/cmd/internal/buildid" "${PKG}"
-cp -r ${GOROOT}/src/cmd/internal/objabi ${PKG}
+cp -r "${GOROOT}/src/cmd/internal/objabi" "${PKG}"
-cp -r ${GOROOT}/src/cmd/internal/test2json ${PKG}
+cp -r "${GOROOT}/src/cmd/internal/test2json" "${PKG}"
 
-cp -r ${GOROOT}/src/internal/singleflight ${PKG}
+cp -r "${GOROOT}/src/internal/singleflight" "${PKG}"
-cp -r ${GOROOT}/src/internal/testenv ${PKG}
+cp -r "${GOROOT}/src/internal/testenv" "${PKG}"
 
 
-find ${PKG} -type f -name '*.go' -exec sed -i 's/cmd\/go\/internal/github.com\/goproxyio\/goproxy\/internal/g' {} +
+find "${PKG}" -type f -name '*.go' -exec sed -i -e 's/cmd\/go\/internal/github.com\/goproxyio\/goproxy\/internal/g' {} +
-find ${PKG} -type f -name '*.go' -exec sed -i 's/cmd\/internal/github.com\/goproxyio\/goproxy\/internal/g' {} +
+find "${PKG}" -type f -name '*.go' -exec sed -i -e 's/cmd\/internal/github.com\/goproxyio\/goproxy\/internal/g' {} +
-find ${PKG} -type f -name '*.go' -exec sed -i 's/internal\/singleflight/github.com\/goproxyio\/goproxy\/internal\/singleflight/g' {} +
+find "${PKG}" -type f -name '*.go' -exec sed -i -e 's/internal\/singleflight/github.com\/goproxyio\/goproxy\/internal\/singleflight/g' {} +
-find ${PKG} -type f -name '*.go' -exec sed -i 's/internal\/testenv/github.com\/goproxyio\/goproxy\/internal\/testenv/g' {} +
+find "${PKG}" -type f -name '*.go' -exec sed -i -e 's/internal\/testenv/github.com\/goproxyio\/goproxy\/internal\/testenv/g' {} +

main.go

@@ -1,4 +1,4 @@
-//go:generate bash build/generate.sh
+//go:generate ./build/generate.sh
 
 package main