Dockerfile

# syntax = docker/dockerfile:1.4
ARG GO_VERSION
ARG PIPY_VERSION

# Build the gateway binary
FROM --platform=$BUILDPLATFORM golang:$GO_VERSION-alpine AS builder
ARG LDFLAGS
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 --mount=type=cache,target=/go/pkg go mod download
# Copy the go source
COPY . .

# Install dependencies
RUN apk update && apk add --no-cache make

# Build
RUN --mount=type=cache,target=/root/.cache/go-build \
    --mount=type=cache,target=/go/pkg \
    CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -v -o ./bin/fgw -ldflags "$LDFLAGS" ./


# Build the final image
FROM flomesh/pipy-repo:$PIPY_VERSION
WORKDIR /repo
COPY --from=builder /workspace/bin/fgw .
COPY src/ src/

ENTRYPOINT ["/repo/fgw"]