forked from protonphoton/LJ
182 lines
4.6 KiB
Python
182 lines
4.6 KiB
Python
#!/usr/bin/python2.7
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# -*- coding: utf-8 -*-
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# -*- mode: Python -*-
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'''
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LJ Laser Server v0.8.1
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Plugins Handler.
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'''
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from OSC import OSCServer, OSCClient, OSCMessage
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from websocket_server import WebsocketServer
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import gstt
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import os
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import subprocess
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import sys
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def Init(wserver):
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global WSserver
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WSserver = wserver
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def sendWSall(message):
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#if gstt.debug >0:
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#print("WS sending %s" % (message))
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WSserver.send_message_to_all(message)
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# What is plugin's OSC port ?
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def Port(name):
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data = gstt.plugins.get(name)
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return data.get("OSC")
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# How to start the plugin ?
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def Command(name):
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data = gstt.plugins.get(name)
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return data.get("command")
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# Get all plugin current state
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def Data(name):
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return gstt.plugins.get(name)
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def Start(name):
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# get Plugin configuration.
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command = Command(name)
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# Maybe it's not fully started
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data = Data(name)
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if command != "" and "pid" not in data :
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sendWSall("/status Starting...")
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# Get LJ path
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ljpath = r'%s' % os.getcwd().replace('\\','/')
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print ""
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print "Starting plugin :", name
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print "LJ path :", ljpath
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# Construct the command with absolute path.
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PluginPath = command.split(" ")
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# Launch as a subprocess
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PluginProcess = subprocess.Popen([PluginPath[0], ljpath + "/" + PluginPath[1]])
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print "New process pid for ", name, ":", PluginProcess.pid
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data = Data(name)
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data["pid"] = PluginProcess.pid
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data["process"] = PluginProcess
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# Process can be terminated with :
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# PluginProcess.terminate()
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def OSCsend(name, oscaddress, oscargs =''):
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PluginPort = Port(name)
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sendWSall("/status Checking "+ name + "...")
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if gstt.debug >0:
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print ""
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print "Checking plugin ",name, "..."
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print "Plugin ", name, "is at", gstt.LjayServerIP, "and has OSC port : " + str(PluginPort)
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print "Sending", oscaddress, oscargs,"to plugin ", name
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osclientplugin = OSCClient()
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osclientplugin.connect((gstt.LjayServerIP, PluginPort))
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oscmsg = OSCMessage()
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oscmsg.setAddress(oscaddress)
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oscmsg.append(oscargs)
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try:
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osclientplugin.sendto(oscmsg, (gstt.LjayServerIP, PluginPort))
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oscmsg.clearData()
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if gstt.debug >0:
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print oscaddress, oscargs, "was sent to",name
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return True
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except:
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print ""
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print 'Connection to plugin IP', gstt.LjayServerIP ,'port', PluginPort,' refused : died ?'
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#sendWSall("/status No plugin.")
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sendWSall("/status No plugin.")
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#PluginStart(name)
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return False
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def Ping(name):
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return OSCsend(name,"/ping")
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def Kill(name):
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data = Data(name)
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print ""
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if data["process"] != None:
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print name, "plugin is owned by LJ."
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print "Killing plugin", name
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OSCsend(name,"/quit")
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#data["process"].terminate()
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sendWSall("/status Killing "+ name +".")
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else:
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print "Killing asked but plugin is not owned by LJ"
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sendWSall("/status Not own plugin")
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# Send a command to given plugin. Will also start it if command contain /start 1
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def Send(name,oscpath):
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if oscpath[0].find(name) != -1:
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# Plugin is online ?
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if Ping(name):
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# Light up the plugin button
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sendWSall("/" + name + "/start 1")
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sendWSall("/status " + name + " online")
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if gstt.debug >0:
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print "Plugin " + name + " online."
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print "Command", oscpath
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# If start 0, try to kill plugin
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if oscpath[0].find("start") != -1 and oscpath[1] == "0":
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if gstt.debug >0:
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print "start 0, so killing", name, "..."
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Kill(name)
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# Send osc command
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elif len(oscpath) == 1:
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OSCsend(name,oscpath[0], oscargs='noargs')
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else:
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OSCsend(name,oscpath[0], oscargs=oscpath[1])
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return True
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# Plugin not online..
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else:
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if gstt.debug >0:
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print "Plugin " + name + " offline."
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print "Command", oscpath
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sendWSall("/status Plugin " + name + " offline")
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sendWSall("/"+ name + "/start 0")
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# Try to Start it if /start 1
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if oscpath[0].find("start") != -1 and oscpath[1] == "1":
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if gstt.debug >0:
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print "Trying to start", name, "..."
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Start(name)
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return False
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