#!/usr/bin/python2
"""

    @author: Fabio Erculiani <lxnay@sabayon.org>
    @contact: lxnay@sabayon.org
    @copyright: Fabio Erculiani
    @license: GPL-2

    B{Entropy Package Manager Service}.

"""
import os
import sys
import time
import signal
import threading

sys.path.insert(0,'/usr/lib/entropy/libraries')
sys.path.insert(0,'/usr/lib/entropy/client')
sys.path.insert(0,'../libraries')
sys.path.insert(0,'../client')
# disable pid management
sys.argv.append("--no-pid-handling")
do_ssl = False
do_stdout_logging = True
community_repo = False
do_port = 1027

from entropy.i18n import _
from entropy.const import etpConst
etpConst['community']['mode'] = community_repo
etpConst['socket_service']['session_ttl'] = 300
from entropy.core.settings.base import SystemSettings
SysSettings = SystemSettings()
from entropy.tools import get_year, print_traceback
from entropy.output import nocolor
from text_tools import print_menu

myopts = [
    None,
    (0," ~ "+SysSettings['system']['name']+" ~ "+sys.argv[0]+" ~ ",1,'Repository Administration daemon - (C) %s' % (get_year(),) ),
    None,
    (0,_('Basic Options'),0,None),
    None,
    (1,'--help',2,_('this output')),
    (1,'--nocolor',1,_('disable colorized output')),
    None,
    (0,_('Application Options'),0,None),
    None,
    (1,'--ssl',2,_('enable SSL service too')),
    (1,'--nostdout',1,_('disable output to stdout, redirect to log file')),
    (1,'--community',1,_('this service hosts a community repository')),
    (1,'--port=N',1,_('specify listening port (SSL will be N+1)')),
    None,
]

if "--nocolor" in sys.argv:
    nocolor()

if "--help" in sys.argv:
    print_menu(myopts)
    raise SystemExit(1)

if "--ssl" in sys.argv:
    do_ssl = True
if "--nostdout" in sys.argv:
    do_stdout_logging = False
if "--community" in sys.argv:
    community_repo = True
if "--port" in sys.argv:
    idx = sys.argv.index("--port")+1
    try:
        do_port = int(sys.argv[idx])
    except (IndexError, ValueError,):
        pass

from entropy.services.system.interfaces import Server as ServiceServer
from entropy.services.system.executors import Base
from entropy.services.system.commands import Repository
from entropy.server.interfaces import Server
from entropy.misc import ParallelTask

def kill_threads():
    for th in threading.enumerate():
        if hasattr(th, 'kill'):
            th.kill()

def term_myself():
    os.kill(os.getpid(), signal.SIGTERM)

def run_srv(s):
    try:
        s.go()
    except:
        print_traceback()
        raise
    finally:
        if s is not None:
            s.killall()
        kill_threads()
        term_myself()

srv = ServiceServer(
        Server,
        do_ssl = do_ssl,
        stdout_logging = do_stdout_logging,
        external_cmd_classes = [Repository],
        external_executor_cmd_classes = [(Base,[],{},)],
        entropy_interface_kwargs = {
            'community_repo': etpConst['community']['mode']
        }
    )
srv.port = do_port

thread_names = ["system_socket"]
task = ParallelTask(run_srv, srv)
task.setName(thread_names[0])
task.start()

try:
    while task.isAlive():
        time.sleep(2)
finally:
    if srv is not None:
        srv.killall()
    kill_threads()
    term_myself()