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golang-saas-starter-kit/cmd/web-app/Dockerfile
Lee Brown daccf4074a issue #29 fixed hot reload of html templates
services had env vars resolving to directories not being watched by
fresh
2020-01-18 13:21:35 -09:00

88 lines
2.0 KiB
Docker

# To manully execute build locally use:
# docker build -f cmd/web-app/Dockerfile --build-arg name=web-app .
# This uses a multi-stage docker file. You can use target to build a specific stage.
# docker build -f cmd/web-app/Dockerfile --build-arg name=web-app --target dev .
FROM golang:1.13.5-alpine3.11 AS build_base_golang
LABEL maintainer="lee@geeksinthewoods.com"
RUN apk --update --no-cache add \
git
# Change dir to project base.
WORKDIR $GOPATH/src/gitlab.com/geeks-accelerator/oss/saas-starter-kit
# Build and (re)start go apps after saving/creating/deleting source files.
RUN GO111MODULE=off go get github.com/pilu/fresh
# Enable go modules.
ARG GOPROXY=https://goproxy.io
ENV GOPROXY=$GOPROXY
ENV GO111MODULE="on"
COPY go.mod .
COPY go.sum .
RUN go mod download
FROM build_base_golang AS dev
ARG name
ARG code_path=./cmd/${name}
ARG commit_ref=-
ARG name
ENV SERVICE_NAME $name
ARG env="dev"
ENV ENV $env
ARG gogc="20"
ENV GOGC $gogc
# Copy shared packages.
COPY internal ./internal
# Copy cmd specific packages.
COPY ${code_path} ${code_path}
COPY ${code_path}/templates /build/templates
COPY ${code_path}/static /build/static
# Copy the global templates.
ADD resources/templates/shared /build/templates/shared
ADD configs/fresh-auto-reload.conf /build/runner.conf
# These need to be relative paths for Hot reloads to work with docker-compose.
ENV TEMPLATE_DIR=./templates
ENV SHARED_TEMPLATE_DIR=../../resources/templates/shared
ENV STATIC_DIR=./static
WORKDIR ${code_path}
ENTRYPOINT ["fresh", "-c", "/build/runner.conf"]
FROM dev AS builder
RUN CGO_ENABLED=0 GOOS=linux go build -ldflags "-X main.build=${commit_ref}" -a -installsuffix nocgo -o /gosrv .
FROM alpine:3.11
RUN apk --update --no-cache add \
tzdata ca-certificates curl openssl
COPY --from=builder /build /
ENV TEMPLATE_DIR=/templates
ENV SHARED_TEMPLATE_DIR=/templates/shared
ENV STATIC_DIR=/static
ARG name
ENV SERVICE_NAME $name
ARG env="dev"
ENV ENV $env
ARG gogc="20"
ENV GOGC $gogc
ENTRYPOINT ["/gosrv"]