Skip to content

Have the Dockerfile build from the actual surrounding sources rather than downloading a hardcoded version #346

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Apr 10, 2021
Merged

Have the Dockerfile build from the actual surrounding sources rather than downloading a hardcoded version #346

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
35 changes: 17 additions & 18 deletions Dockerfile
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,28 +1,27 @@
# Build docker-gen from scratch
FROM golang:1.14-alpine as dockergen
RUN apk add --no-cache git
FROM golang:1.16-alpine as go-builder

# Download the sources for the given version
ENV VERSION 0.7.5
ADD https://github.com/jwilder/docker-gen/archive/${VERSION}.tar.gz sources.tar.gz
ARG VERSION=master

# Move the sources into the right directory
RUN tar -xzf sources.tar.gz && \
mkdir -p /go/src/github.com/jwilder/ && \
mv docker-gen-* /go/src/github.com/jwilder/docker-gen
WORKDIR /build

# Install the dependencies and make the docker-gen executable
WORKDIR /go/src/github.com/jwilder/docker-gen
RUN CGO_ENABLED=0 go build -ldflags "-X main.buildVersion=${VERSION}" ./cmd/docker-gen
# Install the dependencies
COPY . .
RUN go mod download -json

FROM alpine:latest
LABEL maintainer="Jason Wilder <[email protected]>"
# Build the docker-gen executable
RUN CGO_ENABLED=0 go build -ldflags "-X main.buildVersion=${VERSION}" -o docker-gen ./cmd/docker-gen

FROM alpine:3.13

RUN apk -U add openssl
LABEL maintainer="Jason Wilder <[email protected]>"

ENV VERSION 0.7.5
COPY --from=dockergen /go/src/github.com/jwilder/docker-gen/docker-gen /usr/local/bin/docker-gen
ENV DOCKER_HOST unix:///tmp/docker.sock

# Install packages required by the image
RUN apk add --no-cache --virtual .bin-deps openssl

# Install docker-gen from build stage
COPY --from=go-builder /build/docker-gen /usr/local/bin/docker-gen

ENTRYPOINT ["/usr/local/bin/docker-gen"]
ENTRYPOINT ["/usr/local/bin/docker-gen"]