Improve Docker.

- Updated to use Debian Jessie base image.
- Less intermediate containers.
- Uses supervisor to start process.
- Fix #1717, #1708 and probably #1313.

Dockerfile

@@ -1,54 +1,48 @@
-FROM google/debian:wheezy
-MAINTAINER u@gogs.io
+FROM debian:jessie
+MAINTAINER ogarcia@connectical.com
 
-RUN echo "deb http://ftp.debian.org/debian/ wheezy-backports main" >> /etc/apt/sources.list && \
-	apt-get update -qqy && \
+# Update and install required packages
+RUN apt-get update -qqy && \
   apt-get install --no-install-recommends -qqy \
-	curl build-essential ca-certificates git \ 
-	openssh-server libpam-dev && \
+    build-essential ca-certificates curl git libpam-dev \
+    openssh-server supervisor && \
   apt-get autoclean && \
   apt-get autoremove && \
   rm -rf /var/lib/apt/lists/*
 
-ENV GOROOT /goroot
-ENV GOPATH /gopath
-ENV PATH $PATH:$GOROOT/bin:$GOPATH/bin
-
-COPY . /gopath/src/github.com/gogits/gogs/
-WORKDIR /gopath/src/github.com/gogits/gogs/
-
 # Build binary and clean up useless files
-RUN mkdir /goroot && \
+RUN mkdir -p /app /goroot /gopath/src/github.com/gogits && \
   curl https://storage.googleapis.com/golang/go1.5.linux-amd64.tar.gz | tar xzf - -C /goroot --strip-components=1 && \
+  git clone https://github.com/gogits/gogs.git \
+    /gopath/src/github.com/gogits/gogs && \
+  cd /gopath/src/github.com/gogits/gogs && \
+  GOROOT="/goroot" GOPATH="/gopath" PATH="$PATH:/goroot/bin:/gopath/bin" \
     go get -v -tags "sqlite redis memcache cert pam" && \
+  GOROOT="/goroot" GOPATH="/gopath" PATH="$PATH:/goroot/bin:/gopath/bin" \
     go build -tags "sqlite redis memcache cert pam" && \
-	mkdir /app/ && \
   mv /gopath/src/github.com/gogits/gogs/ /app/gogs/ && \
-	rm -r $GOROOT $GOPATH
-
-WORKDIR /app/gogs/
-
-RUN useradd --shell /bin/bash --system --comment gogits git
+  rm -r /goroot /gopath
 
-# SSH login fix, otherwise user is kicked off after login
-RUN mkdir /var/run/sshd && \
+# Create user, fix and setup SSH and prepare data
+RUN useradd --shell /bin/bash --system --comment gogits git && \
+  mkdir /var/run/sshd && \
   sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd && \
   sed 's@UsePrivilegeSeparation yes@UsePrivilegeSeparation no@' -i /etc/ssh/sshd_config && \
   echo "export VISIBLE=now" >> /etc/profile && \
-	echo "PermitUserEnvironment yes" >> /etc/ssh/sshd_config
-
-# Setup server keys on startup
-RUN sed 's@^HostKey@\#HostKey@' -i /etc/ssh/sshd_config && \
+  echo "PermitUserEnvironment yes" >> /etc/ssh/sshd_config && \
+  sed 's@^HostKey@\#HostKey@' -i /etc/ssh/sshd_config && \
   echo "HostKey /data/ssh/ssh_host_key" >> /etc/ssh/sshd_config && \
   echo "HostKey /data/ssh/ssh_host_rsa_key" >> /etc/ssh/sshd_config && \
   echo "HostKey /data/ssh/ssh_host_dsa_key" >> /etc/ssh/sshd_config && \
   echo "HostKey /data/ssh/ssh_host_ecdsa_key" >> /etc/ssh/sshd_config && \
-	echo "HostKey /data/ssh/ssh_host_ed25519_key" >> /etc/ssh/sshd_config
+  echo "HostKey /data/ssh/ssh_host_ed25519_key" >> /etc/ssh/sshd_config && \
+  echo "export GOGS_CUSTOM=/data/gogs" >> /etc/profile
+
+WORKDIR /app/gogs
 
-# Prepare data
 ENV GOGS_CUSTOM /data/gogs
-RUN echo "export GOGS_CUSTOM=/data/gogs" >> /etc/profile
 
 EXPOSE 22 3000
-ENTRYPOINT []
+VOLUME ["/data"]
+
 CMD ["./docker/start.sh"]

docker/start.sh

@@ -19,13 +19,10 @@ then
 	chmod 600 /data/ssh/*
 fi
 
-service ssh start
-
 ln -sf /data/gogs/log ./log
 ln -sf /data/gogs/data ./data
 ln -sf /data/git /home/git
 
-
 if ! test -d ~git/.ssh
 then
   mkdir ~git/.ssh
@@ -40,4 +37,4 @@ then
 fi
 
 chown -R git:git /data .
-exec su git -c "./gogs web"
+exec supervisord -c /app/gogs/docker/supervisord.conf

docker/supervisord.conf

@@ -0,0 +1,26 @@
+[supervisord]
+logfile=/data/gogs/log/s_supervisor.log
+loglevel=info
+nodaemon=true
+
+[program:gogs]
+command=/app/gogs/gogs web
+process_name:%(program_name)s
+numprocs=1
+user=git
+autostart=true
+autorestart=true
+stopsignal=TERM
+redirect_stderr=true
+stdout_logfile=/data/gogs/log/s_%(program_name)s.%(process_num)02d.log
+environment=HOME="/home/git",USER=git
+
+[program:sshd]
+command=/usr/sbin/sshd -D -e
+process_name:%(program_name)s
+numprocs=1
+autostart=true
+autorestart=true
+stopsignal=TERM
+redirect_stderr=true
+stdout_logfile=/data/gogs/log/s_%(program_name)s.%(process_num)02d.log