Publish alpine container (#398)

* Enable build & publish of alpine docker container
 * Delete outdated BUILD file
 * Move Dockerfiles into subdir "docker"
 * Update & format Dockerfiles
 * Introduce "next" tag

Co-authored-by: Anbraten <anton@ju60.de>

.dockerignore

@@ -1,4 +0,0 @@
-*
-!release/*
-.env
-

.woodpecker/main.yml

@@ -50,16 +50,6 @@ pipeline:
       - (cd web/; go generate ./...)
       - make release
 
-  # publish-server-alpine:
-  #   image: plugins/docker
-  #   repo: woodpeckerci/woodpecker-server
-  #   dockerfile: Dockerfile.alpine
-  #   secrets: [ docker_username, docker_password ]
-  #   tag: [ alpine ]
-  #   when:
-  #     branch: master
-  #     event: push
-
   build-cli:
     image: golang:1.16
     commands: make release-cli
@@ -67,8 +57,21 @@ pipeline:
   publish-server:
     image: plugins/docker
     repo: woodpeckerci/woodpecker-server
+    dockerfile: docker/Dockerfile.server
     secrets: [docker_username, docker_password]
-    tag: [latest]
+    # TODO: only release as next after 0.15.0 got released
+    tag: [next, latest]
+    when:
+      branch: master
+      event: push
+
+  publish-server-alpine:
+    image: plugins/docker
+    repo: woodpeckerci/woodpecker-server
+    dockerfile: docker/Dockerfile.server.alpine
+    secrets: [ docker_username, docker_password ]
+    # TODO: only release as next-alpine after 0.15.0 got released
+    tag: [next-alpine, latest-alpine]
     when:
       branch: master
       event: push
@@ -76,55 +79,58 @@ pipeline:
   publish-agent:
     image: plugins/docker
     repo: woodpeckerci/woodpecker-agent
-    dockerfile: Dockerfile.agent
+    dockerfile: docker/Dockerfile.agent
     secrets: [docker_username, docker_password]
-    tag: [latest]
+    # TODO: only release as next after 0.15.0 got released
+    tag: [next, latest]
     when:
       branch: master
       event: push
 
-  # publish-agent-alpine:
+  publish-agent-alpine:
-  #   image: plugins/docker
+    image: plugins/docker
-  #   repo: woodpeckerci/woodpecker-agent
+    repo: woodpeckerci/woodpecker-agent
-  #   dockerfile: Dockerfile.agent.alpine
+    dockerfile: docker/Dockerfile.agent.alpine
-  #   secrets: [ docker_username, docker_password ]
+    secrets: [ docker_username, docker_password ]
-  #   tag: [ alpine ]
+    # TODO: only release as next-alpine after 0.15.0 got released
-  #   when:
+    tag: [next-alpine, latest-alpine]
-  #     branch: master
+    when:
-  #     event: push
+      branch: master
-
+      event: push
-  # release-server-alpine:
-  #   image: plugins/docker
-  #   repo: woodpeckerci/woodpecker-server
-  #   dockerfile: Dockerfile.alpine
-  #   secrets: [ docker_username, docker_password ]
-  #   tag: "${DRONE_TAG}-alpine"
-  #   when:
-  #     event: tag
-  #
-  # release-agent-alpine:
-  #   image: plugins/docker
-  #   repo: woodpeckerci/woodpecker-agent
-  #   dockerfile: Dockerfile.agent.alpine
-  #   secrets: [ docker_username, docker_password ]
-  #   tag: "${DRONE_TAG}-alpine"
-  #   when:
-  #     event: tag
 
   release-server:
     image: plugins/docker
     repo: woodpeckerci/woodpecker-server
+    dockerfile: docker/Dockerfile.server
     secrets: [docker_username, docker_password]
-    tag: ${DRONE_TAG}
+    tag: [latest, "${DRONE_TAG}"]
+    when:
+      event: tag
+
+  release-server-alpine:
+    image: plugins/docker
+    repo: woodpeckerci/woodpecker-server
+    dockerfile: docker/Dockerfile.server.alpine
+    secrets: [ docker_username, docker_password ]
+    tag: [latest-alpine, "${DRONE_TAG}-alpine"]
     when:
       event: tag
 
   release-agent:
     image: plugins/docker
     repo: woodpeckerci/woodpecker-agent
-    dockerfile: Dockerfile.agent
+    dockerfile: docker/Dockerfile.agent
     secrets: [docker_username, docker_password]
-    tag: ${DRONE_TAG}
+    tag: [latest, "${DRONE_TAG}"]
+    when:
+      event: tag
+
+  release-agent-alpine:
+    image: plugins/docker
+    repo: woodpeckerci/woodpecker-agent
+    dockerfile: docker/Dockerfile.agent.alpine
+    secrets: [ docker_username, docker_password ]
+    tag: [latest-alpine, "${DRONE_TAG}-alpine"]
     when:
       event: tag
 

BUILDING

@@ -1,19 +0,0 @@
-1. Install go 1.9 or later
-2. Execute `make install` to compile project and install binaries to `GOPATH`
-
----
-
-0. To generate SQL files
-
-go get github.com/vektra/mockery/.../
-
-export download_url=$(curl -s https://api.github.com/repos/go-swagger/go-swagger/releases/latest | \
-  jq -r '.assets[] | select(.name | contains("'"$(uname | tr '[:upper:]' '[:lower:]')"'_amd64")) | .browser_download_url')
-curl -o swagger -L'#' "$download_url"
-chmod +x swagger
-sudo mv swagger /usr/local/bin
-
-go get github.com/woodpecker-ci/togo
-
-go generate
-

Dockerfile

@@ -1,13 +0,0 @@
-# docker build --rm -t woodpeckerci/woodpecker-server .
-
-FROM drone/ca-certs
-EXPOSE 8000 9000 80 443
-
-ENV GODEBUG=netdns=go
-ENV WOODPECKER_DATABASE_DATASOURCE=/var/lib/drone/drone.sqlite
-ENV WOODPECKER_DATABASE_DRIVER=sqlite3
-ENV XDG_CACHE_HOME=/var/lib/drone
-
-ADD release/woodpecker-server /bin/
-
-ENTRYPOINT ["/bin/woodpecker-server"]

Dockerfile.agent

@@ -1,10 +0,0 @@
-# docker build --rm -f Dockerfile.agent -t woodpeckerci/woodpecker-agent .
-
-FROM drone/ca-certs
-ENV GODEBUG=netdns=go
-ADD release/woodpecker-agent /bin/
-
-EXPOSE 3000
-HEALTHCHECK CMD ["/bin/woodpecker-agent", "ping"]
-
-ENTRYPOINT ["/bin/woodpecker-agent"]

docker/Dockerfile.agent

@@ -0,0 +1,17 @@
+# docker build --rm -f docker/Dockerfile.agent -t woodpeckerci/woodpecker-agent .
+
+# use golang image to copy ssl certs later
+FROM golang:1.16
+
+FROM scratch
+
+# copy certs from golang:1.16 image
+COPY --from=0 /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+
+ENV GODEBUG=netdns=go
+ADD release/woodpecker-agent /bin/
+
+EXPOSE 3000
+HEALTHCHECK CMD ["/bin/woodpecker-agent", "ping"]
+
+ENTRYPOINT ["/bin/woodpecker-agent"]

docker/Dockerfile.agent.alpine

@@ -1,5 +1,6 @@
-FROM alpine:3.9.4
+# docker build --rm -f docker/Dockerfile.agent.alpine -t woodpeckerci/woodpecker-agent .
 
+FROM alpine:3.14
 RUN apk add -U --no-cache ca-certificates
 
 ENV GODEBUG=netdns=go
@@ -9,4 +10,3 @@ EXPOSE 3000
 HEALTHCHECK CMD ["/bin/woodpecker-agent", "ping"]
 
 ENTRYPOINT ["/bin/woodpecker-agent"]
-

docker/Dockerfile.server

@@ -0,0 +1,20 @@
+# docker build --rm  -f docker/Dockerfile.server -t woodpeckerci/woodpecker-server .
+
+# use golang image to copy ssl certs later
+FROM golang:1.16
+
+FROM scratch
+
+# copy certs from golang:1.16 image
+COPY --from=0 /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+
+EXPOSE 8000 9000 80 443
+
+ENV GODEBUG=netdns=go
+ENV WOODPECKER_DATABASE_DATASOURCE=/var/lib/drone/drone.sqlite
+ENV WOODPECKER_DATABASE_DRIVER=sqlite3
+ENV XDG_CACHE_HOME=/var/lib/drone
+
+ADD release/woodpecker-server /bin/
+
+ENTRYPOINT ["/bin/woodpecker-server"]

docker/Dockerfile.server.alpine

@@ -1,8 +1,10 @@
-FROM alpine:3.9.4
+# docker build --rm  -f docker/Dockerfile.server.alpine -t woodpeckerci/woodpecker-server .
-EXPOSE 8000 9000 80 443
 
+FROM alpine:3.14
 RUN apk add -U --no-cache ca-certificates
 
+EXPOSE 8000 9000 80 443
+
 ENV GODEBUG=netdns=go
 ENV WOODPECKER_DATABASE_DATASOURCE=/var/lib/drone/drone.sqlite
 ENV WOODPECKER_DATABASE_DRIVER=sqlite3

docs/docs/80-downloads.md

@@ -6,6 +6,11 @@
 
 ## Docker images
 
+Image variants:
+* The `next` version is based on the current master branch
+* The `latest` is same as next (will change after v0.15.0 release to be latest stable release)
+* The `x.x.x` version images are stable releases
+
 ``` bash
 # server
 docker pull woodpeckerci/woodpecker-server:latest
@@ -15,7 +20,7 @@ docker pull woodpeckerci/woodpecker-server:latest-alpine
 docker pull woodpeckerci/woodpecker-agent:latest
 docker pull woodpeckerci/woodpecker-agent:latest-alpine
 
-# cli
+# TODO: cli
 docker pull woodpeckerci/woodpecker-cli:latest
 docker pull woodpeckerci/woodpecker-cli:latest-alpine
 ```