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build: get docker-gen from pre-built image (#2230)

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* build: get docker-gen from pre-built image

* build: requested changes
This commit is contained in:
Nicolas Duchon
2023-05-02 05:21:41 +02:00
committed by GitHub
parent c337a13847
commit 0501c54002
3 changed files with 34 additions and 54 deletions
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33
Dockerfile.alpine
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@ -1,32 +1,15 @@
# setup build arguments for version of dependencies to use
ARG DOCKER_GEN_VERSION=0.10.4
ARG FOREGO_VERSION=v0.17.0
# Use a specific version of golang to build both binaries
FROM golang:1.20.3-alpine as gobuilder
RUN apk add --no-cache git musl-dev
# Build docker-gen from scratch
FROM gobuilder as dockergen
ARG DOCKER_GEN_VERSION
RUN git clone https://github.com/nginx-proxy/docker-gen \
&& cd /go/docker-gen \
&& git -c advice.detachedHead=false checkout $DOCKER_GEN_VERSION \
&& go mod download \
&& CGO_ENABLED=0 go build -ldflags "-X main.buildVersion=${DOCKER_GEN_VERSION}" ./cmd/docker-gen \
&& go clean -cache \
&& mv docker-gen /usr/local/bin/ \
&& cd - \
&& rm -rf /go/docker-gen
FROM nginxproxy/docker-gen:0.10.4 AS docker-gen
# Build forego from scratch
FROM gobuilder as forego
FROM golang:1.20.3-alpine as forego
ARG FOREGO_VERSION
RUN git clone https://github.com/nginx-proxy/forego/ \
RUN apk add --no-cache git musl-dev \
&& git clone https://github.com/nginx-proxy/forego/ \
&& cd /go/forego \
&& git -c advice.detachedHead=false checkout $FOREGO_VERSION \
&& go mod download \
@ -40,9 +23,9 @@ RUN git clone https://github.com/nginx-proxy/forego/ \
FROM nginx:1.23.4-alpine
ARG NGINX_PROXY_VERSION
# Add DOCKER_GEN_VERSION environment variable
# Because some external projects rely on it
ARG DOCKER_GEN_VERSION
# Add DOCKER_GEN_VERSION environment variable because
# acme-companion rely on it (but the actual value is not important)
ARG DOCKER_GEN_VERSION="unknown"
ENV NGINX_PROXY_VERSION=${NGINX_PROXY_VERSION} \
DOCKER_GEN_VERSION=${DOCKER_GEN_VERSION} \
DOCKER_HOST=unix:///tmp/docker.sock
@ -60,7 +43,7 @@ RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
# Install Forego + docker-gen
COPY --from=forego /usr/local/bin/forego /usr/local/bin/forego
COPY --from=dockergen /usr/local/bin/docker-gen /usr/local/bin/docker-gen
COPY --from=docker-gen /usr/local/bin/docker-gen /usr/local/bin/docker-gen
COPY network_internal.conf /etc/nginx/