diff --git a/.dockerignore b/.dockerignore index a63fa03..d1ff676 100644 --- a/.dockerignore +++ b/.dockerignore @@ -3,5 +3,4 @@ build log go.work -*.test -go.work.sum \ No newline at end of file +go.work.sum diff --git a/Dockerfile b/Dockerfile index dcd440c..8d3c4c1 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,19 +1,36 @@ -# --- builder --- -FROM golang:1.20.6-alpine3.17 as builder -LABEL stage=builder -RUN apk add git -WORKDIR /build +# syntax=docker/dockerfile:1 -COPY go.* ./ -RUN go mod download +ARG app_dir="/home/go/app" -COPY . ./ -ARG BUILD_STRING=pretendo.friends.docker -RUN go build -ldflags "-X 'main.serverBuildString=${BUILD_STRING}'" -v -o server -# --- runner --- -FROM alpine:3.17 as runner -WORKDIR /build +# * Building the application +FROM golang:1.22-alpine3.20 AS build +ARG app_dir build_string=pretendo.friends.docker -COPY --from=builder /build/server /build/ -CMD ["/build/server"] +WORKDIR ${app_dir} + +RUN --mount=type=cache,target=/go/pkg/mod/ \ + --mount=type=bind,source=go.sum,target=go.sum \ + --mount=type=bind,source=go.mod,target=go.mod \ + go mod download -x + +COPY . . +RUN --mount=type=cache,target=/go/pkg/mod/ \ + CGO_ENABLED=0 go build -v -o ${app_dir}/build/server -ldflags "-X 'main.serverBuildString=${build_string}'" + + +# * Running the final application +FROM alpine:3.20 AS final +ARG app_dir +WORKDIR ${app_dir} + +RUN addgroup go && adduser -D -G go go + +RUN mkdir -p ${app_dir}/log +RUN chown go:go ${app_dir}/log + +USER go + +COPY --from=build ${app_dir}/build/server ${app_dir}/server + +CMD [ "./server" ]