Support mysql.

At this moment, we only support running mysql server inside the
container. Support for running mysql(and memcached) in a separate
container would be added later.

image/base/Dockerfile

@@ -1,9 +1,11 @@
-# lastet phusion baseimage as of 2016.11, based on ubuntu 16.04
+# Lastet phusion baseimage as of 2016.11, based on ubuntu 16.04
+# See https://hub.docker.com/r/phusion/baseimage/tags/
 FROM phusion/baseimage:0.9.19
 
-ENV UPDATED_AT 20161110
+ENV UPDATED_AT=20161110 \
+    DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get update -qq && apt-get -qq -y install memcached sqlite3 nginx \
+RUN apt-get update -qq && apt-get -qq -y install memcached sqlite3 mariadb-server nginx \
         python2.7-dev python-imaging python-ldap python-mysqldb
 
 # Utility tools
@@ -28,4 +30,13 @@ RUN mkdir -p /etc/service/nginx && \
     mv /services/nginx.conf /etc/nginx/nginx.conf && \
     mv /services/nginx.sh /etc/service/nginx/run
 
+RUN mkdir -p /etc/service/mysql && \
+    mv /services/mysql.sh /etc/service/mysql/run
+
+RUN mkdir -p /etc/my_init.d && rm -f /etc/my_init.d/00_regen_ssh_host_keys.sh
+ADD my_init.d/99_mysql_setup.sh /etc/my_init.d/
+
 CMD ["/sbin/my_init", "--", "bash", "-l"]
+
+# TODO: clean up & squash layers with docker-squash
+# See https://github.com/jwilder/docker-squash

image/base/my_init.d/99_mysql_setup.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# Init mysql data dir.
+# Borrowed from https://github.com/fideloper/docker-mysql/blob/master/etc/my_init.d/99_mysql_setup.sh
+
+if [[ ! -d /var/lib/mysql/mysql ]]; then
+    echo 'Rebuilding mysql data dir'
+
+    chown -R mysql.mysql /var/lib/mysql
+    mysql_install_db > /dev/null
+
+    rm -rf /var/run/mysqld/*
+
+    echo 'Starting mysqld'
+    # The sleep 1 is there to make sure that inotifywait starts up before the socket is created
+    mysqld_safe &
+
+    echo 'Waiting for mysqld to come online'
+    while [[ ! -x /var/run/mysqld/mysqld.sock ]]; do
+        sleep 1
+    done
+
+    echo 'Setting root password to root'
+    /usr/bin/mysqladmin -u root password ''
+
+    # if [ -d /var/lib/mysql/setup ]; then
+    #     echo 'Found /var/lib/mysql/setup - scanning for SQL scripts'
+    #     for sql in $(ls /var/lib/mysql/setup/*.sql 2>/dev/null | sort); do
+    #         echo 'Running script:' $sql
+    #         mysql -uroot -proot -e "\. $sql"
+    #         mv $sql $sql.processed
+    #     done
+    # else
+    #     echo 'No setup directory with extra sql scripts to run'
+    # fi
+
+    echo 'Shutting down mysqld'
+    mysqladmin -uroot  shutdown
+fi

image/base/services/mysql.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+set -e
+
+shutdown_mysql() {
+    if [[ -d /var/run/mysqld/mysqld.sock ]]; then
+        mysqladmin -u root shutdown
+    fi
+}
+
+trap shutdown_mysql EXIT
+
+mkdir -p /var/run/mysqld
+chown mysql:mysql /var/run/mysqld
+
+/sbin/setuser mysql /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib/mysql/plugin --user=mysql --skip-log-error --pid-file=/var/run/mysqld/mysqld.pid --socket=/var/run/mysqld/mysqld.sock --port=3306 >&1 >/var/log/mysql.log 2>&1

image/seafile/Dockerfile

@@ -5,8 +5,7 @@ ENV SEAFILE_VERSION=6.0.5
 
 RUN mkdir -p /opt/seafile/ && \
     curl -sSL -o - https://bintray.com/artifact/download/seafile-org/seafile/seafile-server_6.0.5_x86-64.tar.gz \
-    | tar xzf - -C /opt/seafile/ && \
-    ln -sf /opt/seafile/seafile-server-${SEAFILE_VERSION} /opt/seafile/seafile-server-latest
+    | tar xzf - -C /opt/seafile/
 
 RUN mkdir -p /etc/my_init.d
 ADD create_data_links.sh /etc/my_init.d/create_data_links.sh

image/seafile/create_data_links.sh

@@ -26,4 +26,8 @@ if [[ -e /shared/logs/seafile ]]; then
     ln -sf /shared/logs/seafile/ /opt/seafile/logs
 fi
 
+if [[ ! -e /opt/seafile/seafile-server-latest ]]; then
+    ln -sf /opt/seafile/seafile-server-$SEAFILE_VERSION /opt/seafile/seafile-server-latest
+fi
+
 # TODO: create avatars link

launcher

@@ -23,7 +23,7 @@ err_and_quit () {
 }
 
 init_shared() {
-    mkdir -p $sharedir/seafile/
+    mkdir -p $sharedir/{seafile,db}
     mkdir -p $sharedir/logs/{seafile,var-log}
 
     mkdir -p $sharedir/logs/var-log/nginx
@@ -42,6 +42,7 @@ set_volumes() {
     mounts=(
         $sharedir:/shared
         $sharedir/logs/var-log:/var/log
+        $sharedir/db:/var/lib/mysql
         $dockerdir/bootstrap:/bootstrap:ro
         $dockerdir/scripts:/scripts:ro
         $dockerdir/scripts/tmp/check_init_admin.py:$installdir/check_init_admin.py:ro
@@ -60,7 +61,7 @@ bootstrap() {
         err_and_quit "The file $bootstrap_conf doesn't exist. Have you run seafile-server-setup?"
     fi
     set_volumes
-    docker run --rm -it -e SEAFILE_BOOTSRAP=1 $volumes $image /scripts/bootstrap.py
+    docker run --rm -it -e SEAFILE_BOOTSRAP=1 $volumes $image /sbin/my_init -- /scripts/bootstrap.py
 }
 
 start() {

samples/server-mysql.conf

@@ -0,0 +1,5 @@
+[server]
+server.hostname = seafile.example.com
+admin.email = me@example.com
+admin.password = asecret
+db.type = mysql

samples/server-sqlite3.conf

@@ -1,4 +1,5 @@
 [server]
 server.hostname = seafile.example.com
 admin.email = me@example.com
-admin.password = asecret
+admin.password = asecret
+db.type = sqlite3

scripts/bootstrap.py

@@ -11,6 +11,7 @@ import os
 from os.path import abspath, basename, exists, dirname, join, isdir
 import shutil
 import sys
+import uuid
 
 from utils import call, get_conf, get_install_dir, get_script
 
@@ -21,12 +22,34 @@ shared_seafiledir = '/shared/seafile'
 def main():
     if not exists(shared_seafiledir):
         os.mkdir(shared_seafiledir)
+    db_type = get_conf('db.type', 'mysql')
     env = {
         'SERVER_NAME': 'seafile',
-        'SERVER_IP': get_conf("server.hostname"),
+        'SERVER_IP': get_conf('server.hostname'),
     }
-    call('{} auto'.format(get_script('setup-seafile.sh')), env=env)
-    for fn in ('conf', 'ccnet', 'seafile-data', 'seahub-data', 'seahub.db'):
+
+    if db_type == 'sqlite3':
+        setup_script = get_script('setup-seafile.sh')
+    else:
+        setup_script = get_script('setup-seafile-mysql.sh')
+        env.update({
+            'MYSQL_USER': 'seafile',
+            'MYSQL_USER_PASSWD': str(uuid.uuid4()),
+            'MYSQL_USER_HOST': '127.0.0.1',
+            # Default MariaDB root user has empty password and can only connect from localhost.
+            'MYSQL_ROOT_PASSWD': '',
+        })
+        # Change the script to allow mysql root password to be empty
+        call('''sed -i -e 's/if not mysql_root_passwd/if not mysql_root_passwd and "MYSQL_ROOT_PASSWD" not in os.environ/g' {}'''
+             .format(get_script('setup-seafile-mysql.py')), check_call=True)
+
+    call('{} auto -n seafile'.format(setup_script), env=env)
+
+    files_to_copy = ['conf', 'ccnet', 'seafile-data', 'seahub-data',]
+    if db_type in ('sqlite', 'sqlite3'):
+        files_to_copy += ['seahub.db']
+
+    for fn in files_to_copy:
         src = join(topdir, fn)
         dst = join(shared_seafiledir, fn)
         if not exists(dst) and exists(src):

scripts/start.py

@@ -46,7 +46,12 @@ def main():
         if exists(password_file):
             os.unlink(password_file)
 
-    watch_controller()
+    print 'seafile server is running now.'
+    try:
+        watch_controller()
+    except KeyboardInterrupt:
+        print 'Stopping seafile server.'
+        sys.exit(0)
 
 if __name__ == '__main__':
     main()

scripts/utils/__init__.py

@@ -213,9 +213,10 @@ def get_script(script):
 
 _config = None
 
-def get_conf(key):
+def get_conf(key, default=None):
     global _config
     if _config is None:
         _config = ConfigParser()
         _config.read("/bootstrap/bootstrap.conf")
-    return _config.get("server", key)
+    return _config.get("server", key) if _config.has_option("server", key) \
+        else default