Base

dockerfile

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+############################
+# STEP 1 build executable binary
+############################
+FROM golang:alpine AS builder
+# Install git.
+# Git is required for fetching the dependencies.
+RUN apk update && apk add --no-cache 'git=~2'
+
+# Install dependencies
+ENV GO111MODULE=on
+WORKDIR $GOPATH/src/packages/goginapp/
+COPY . .
+
+# Fetch dependencies.
+# Using go get.
+RUN go get -d -v
+
+# Build the binary.
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o /go/main .
+
+############################
+# STEP 2 build a small image
+############################
+FROM alpine:3
+
+WORKDIR /
+
+# Copy our static executable.
+COPY --from=builder /go/main /go/main
+COPY templates /go/templates
+
+ENV PORT 8080
+ENV GIN_MODE release
+EXPOSE 8080
+
+WORKDIR /go
+
+# Run the Go Gin binary.
+ENTRYPOINT ["/go/main"]