New approach to Gogs Docker Container

- VOLUME for ‘/data’
- Usage of S6 as PID 1 Process
- Usage of ‘socat’ so linked container (like databases) are binded to
localhost
- OpenSSH, Socat Link and Gogs are supervised using S6
- Size of container reduced to ~75Mo

docker/build.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+# Install build deps
+apk -U --no-progress add linux-pam-dev go@community gcc musl-dev
+
+# Init go environment to build Gogs
+mkdir -p ${GOPATH}/src/github.com/gogits/
+ln -s /app/gogs/ ${GOPATH}/src/github.com/gogits/gogs
+cd ${GOPATH}/src/github.com/gogits/gogs
+go get -v -tags "sqlite redis memcache cert pam"
+go build -tags "sqlite redis memcache cert pam"
+
+# Cleanup GOPATH
+rm -r $GOPATH
+
+# Remove build deps
+apk --no-progress del linux-pam-dev go gcc musl-dev