From dd6a2cc39e3513845a55d321b9180b86e3fd4426 Mon Sep 17 00:00:00 2001
From: Dmytro Bondar <git@bonddim.com>
Date: Wed, 25 Oct 2023 15:24:57 +0200
Subject: [PATCH] Revert Dockerfile and enable cross-compilation

---
 Dockerfile | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 5c7724c..49b0b21 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,31 +1,31 @@
 ### Back-End
-FROM golang:alpine AS go-base
+FROM --platform=${BUILDPLATFORM} golang:alpine AS build-back
 ENV CGO_ENABLED=0
 WORKDIR /app
-COPY go.mod go.sum ./
-RUN go mod download
-
-FROM go-base AS build-back
 ARG COMMIT="N/A"
-COPY . .
-RUN go install -ldflags "-w -s -X 'github.com/vx3r/wg-gen-web/version.Version=${COMMIT::7}'" ./cmd/...
+RUN --mount=type=bind,source=go.sum,target=go.sum \
+    --mount=type=bind,source=go.mod,target=go.mod \
+    --mount=type=cache,target=/go/pkg \
+    go mod download
+ARG TARGETARCH TARGETOS
+RUN --mount=type=bind,target=. \
+    --mount=type=cache,target=/root/.cache/go-build \
+    --mount=type=cache,target=/go/pkg \
+    GOARCH=${TARGETARCH} GOOS=${TARGETOS} go build -o /out/wg-gen-web -ldflags "-w -s -X 'github.com/vx3r/wg-gen-web/version.Version=${COMMIT::7}'" ./cmd/wg-gen-web
 
 ### Front-End
-FROM node:18-alpine AS node-base
+FROM --platform=${BUILDPLATFORM} node:18-alpine AS build-front
 WORKDIR /app
 COPY ui/package.json ui/package-lock.json ./
 RUN npm ci --no-fund
-
-FROM node-base AS build-front
-COPY ui/ .
+COPY ui/ ./
 RUN npm run build
 
-### Final
-FROM alpine AS final-base
+FROM alpine
 RUN apk add -U --no-cache ca-certificates
 WORKDIR /app
 COPY .env .
-COPY --from=build-back /go/bin/wg-gen-web .
+COPY --from=build-back /out/wg-gen-web .
 COPY --from=build-front /app/dist ./ui/dist
 RUN chmod +x ./wg-gen-web
 EXPOSE 8080