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operators.py
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operators.py
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import bpy
import threading,socket,subprocess
from bpy.props import *
from bpy.types import CollectionProperty
from dre.configs import *
class GlobalData:
MasterServiceThread=None
SlaveServiceThread=None
Slave_isRegistered=False
RegisteredSlaves=set()
class StartMasterService_operator(bpy.types.Operator):
bl_idname = "action.start_service"
bl_label = "Start Master"
def execute(self, context):
MasterConfigs=context.scene.MasterConfigs
ip = MasterConfigs.self_address
if ip=='[default]':
self.report({'ERROR'},'No ip address specified !')
return {'CANCELLED'}
port = int(MasterConfigs.port_no)
server_socket = socket.socket(
socket.AF_INET, socket.SOCK_STREAM)
try:
server_socket.bind((ip, port))
except socket.gaierror :
self.report({'ERROR'},'Can not start service on '+MasterConfigs.self_address)
return {'CANCELLED'}
except OSError as e:
self.report({'ERROR'},'Can not start service on '
+MasterConfigs.self_address
+'\n'+str(e))
return {'CANCELLED'}
server_socket.listen(5)
t=MasterServiceThread(ip,port,server_socket)
t.start()
GlobalData.MasterServiceThread=t
return{'FINISHED'}
class StopMasterService_operator(bpy.types.Operator):
bl_idname = "action.stop_service"
bl_label = "Stop Master"
def execute(self, context):
GlobalData.MasterServiceThread=None
MasterConfigs=context.scene.MasterConfigs
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ip=MasterConfigs.self_address
port=int(MasterConfigs.port_no)
sock.connect((ip,port))
sock.send('STOP SERVICE'.encode('ascii'))
sock.close()
return{'FINISHED'}
class RegisterSlave_operator(bpy.types.Operator):
bl_idname = "action.register_with_master"
bl_label = 'Register with Master'
def execute(self,context):
SlaveConfigs=context.scene.SlaveConfigs
clientsocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ip=SlaveConfigs.master_address
port=int(SlaveConfigs.port_no)
try:
clientsocket.connect((ip,port))
print("....connected to master")
except socket.gaierror:
self.report({'ERROR'},'No master running at '+ip+':'+str(port))
return {'CANCELLED'}
except ConnectionRefusedError as e:
self.report({'ERROR'},str(e))
return {'CANCELLED'}
except OSError as e:
self.report({'ERROR'},str(e))
return {'CANCELLED'}
clientsocket.send('REGISTER'.encode('ascii'))
response=clientsocket.recv(1024).decode('ascii')
print('...... message from master : ',response)
if response=='REGISTERED SUCCESS':
GlobalData.Slave_isRegistered=True
SlaveConfigs=context.scene.SlaveConfigs
ip = SlaveConfigs.self_address
if ip=='[default]':
self.report({'ERROR'},'No ip address specified !')
return {'CANCELLED'}
port = int(SlaveConfigs.port_no)
server_socket = socket.socket(
socket.AF_INET, socket.SOCK_STREAM)
try:
server_socket.bind((ip, port))
except socket.gaierror :
self.report({'ERROR'},'Can not start service on '+ip)
return {'CANCELLED'}
except OSError as e:
self.report({'ERROR'},'Can not start service on '
+ip
+'\n'+str(e))
return {'CANCELLED'}
server_socket.listen(5)
t=SlaveServiceThread(ip,port,server_socket,SlaveConfigs)
t.start()
GlobalData.SlaveServiceThread=t
clientsocket.close()
return{'FINISHED'}
else:
self.report({'ERROR'},'Slave Registration failed')
clientsocket.close()
return {'CANCELLED'}
clientsocket.close()
return {'FINISHED'}
class UnRegisterSlave_operator(bpy.types.Operator):
bl_idname = "action.unregister_with_master"
bl_label = 'Un-Register with Master'
def execute(self,context):
SlaveConfigs=context.scene.SlaveConfigs
clientsocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ip=SlaveConfigs.master_address
port=int(SlaveConfigs.port_no)
try:
clientsocket.connect((ip,port))
print("....connected to master")
except socket.gaierror:
self.report({'ERROR'},'No master running at '+ip+':'+str(port))
return {'CANCELLED'}
except Exception as e:
self.report({'ERROR'},str(e))
return {'CANCELLED'}
clientsocket.send('UNREGISTER'.encode('ascii'))
response=clientsocket.recv(1024).decode('ascii')
print('....message from server : ',response)
if response=='UNREGISTERED SUCCESS':
GlobalData.Slave_isRegistered=False
GlobalData.SlaveServiceThread=None
SlaveConfigs=context.scene.SlaveConfigs
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ip=SlaveConfigs.self_address
port=int(SlaveConfigs.port_no)
sock.connect((ip,port))
sock.send('STOP SERVICE'.encode('ascii'))
sock.close()
else:
self.report({'ERROR'},'Un Register Failed')
clientsocket.close()
return {'CANCELLED'}
return {'FINISHED'}
class PrintRegisteredSlaves_operator(bpy.types.Operator):
"""docstring for PrintRegisteredSlaves_operator"""
bl_idname = "action.print_registered_slaves"
bl_label = 'Print slaves on terminal'
def execute(self,context):
print(GlobalData.RegisteredSlaves)
return {'FINISHED'}
class MasterServiceThread(threading.Thread):
"""docstring for MasterServiceThread"""
def __init__(self,ip,port,socket):
threading.Thread.__init__(self)
self.ip = ip
self.port = port
self.socket = socket
print("[+] Master Service Started on "+ip+":"+str(port))
def run(self):
while True:
# establish a connection
clientsocket,addr = self.socket.accept()
response=clientsocket.recv(1024).decode('ascii')
print("[+] message form "+str(addr[0])+" : ",response)
if response=='REGISTER':
GlobalData.RegisteredSlaves.add(addr[0])
print(GlobalData.RegisteredSlaves)
print('\tslave registered')
clientsocket.send('REGISTERED SUCCESS'.encode('ascii'))
elif response=='UNREGISTER':
GlobalData.RegisteredSlaves.remove(str(addr[0]))
clientsocket.send('UNREGISTERED SUCCESS'.encode('ascii'))
print(GlobalData.RegisteredSlaves)
elif response=='STOP SERVICE':
clientsocket.close()
break
else:
clientsocket.send('INVALID REQUEST'.encode('ascii'))
clientsocket.close()
print('[+] Master Service Stopped')
class SlaveServiceThread(threading.Thread):
"""docstring for MasterServiceThread"""
def __init__(self,ip,port,socket,SlaveConfigs):
threading.Thread.__init__(self)
self.ip = ip
self.port = port
self.socket = socket
self.SlaveConfigs=SlaveConfigs
print("[+] Slave Service Started on "+ip+":"+str(port))
def run(self):
clientsocket,addr = self.socket.accept()
self.start_frame=clientsocket.recv(1024).decode('ascii')
print('start ',self.start_frame)
clientsocket.send('OK'.encode('ascii'))
self.end_frame=clientsocket.recv(1024).decode('ascii')
print('end' ,self.end_frame)
clientsocket.send('OK 2'.encode('ascii'))
f = open(self.SlaveConfigs.path+'slavefile.blend','wb')
l = clientsocket.recv(1024)
print("Receiving file...")
while (l):
f.write(l)
l = clientsocket.recv(1024)
f.close()
print("Done Receiving")
clientsocket.close()
print("[+] Slave Service Stopped for "+self.ip+":"+str(self.port))
self._render()
self._send_output()
def _render(self):
blender_path = os.getcwd() + '/blender'
file_path = self.SlaveConfigs.path + 'slavefile.blend'
start_frame = self.start_frame
end_frame = self.end_frame
subprocess.call([blender_path, "-b",file_path,'-E','CYCLES','-o',
self.SlaveConfigs.path + 'output/',
'-s',start_frame,'-e',end_frame,'-a'])
def _send_output(self):
clientsocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
clientsocket.connect((self.SlaveConfigs.master_address,
int(self.SlaveConfigs.port_no)+1))
clientsocket.send('FILE'.encode('ascii'))
path=self.SlaveConfigs.path+'output/'
filesList=os.listdir(path)
for file in filesList:
print(clientsocket.recv(1024).decode('ascii'))
clientsocket.send(file.encode('ascii'))
print(clientsocket.recv(1024).decode('ascii'))
f = open(path+file,'rb')
print('sending file',file)
l = f.read(1024)
while (l):
clientsocket.send(l)
l = f.read(1024)
f.close()
print(file,'sent')
print(clientsocket.recv(1024).decode('ascii'))
if file == filesList[-1]:
clientsocket.send('NO'.encode('ascii'))
else:
clientsocket.send('YES'.encode('ascii'))
clientsocket.close()
class ReceiveDataServiceThread(threading.Thread):
"""docstring for MasterServiceThread"""
def __init__(self,ip,port,socket,num_of_slaves,output_path):
threading.Thread.__init__(self)
self.ip = ip
self.port = port
self.socket = socket
self.num_of_slaves=num_of_slaves
self.output_path=output_path
print("[+] Data receiving Service Started on "+ip+":"+str(port))
def run(self):
while self.num_of_slaves != 0:
# establish a connection
clientsocket,addr = self.socket.accept()
clientsocket.settimeout(5)
response=clientsocket.recv(1024).decode('ascii')
print('msg from slave : ',response)
if response == 'FILE':
while True:
clientsocket.send('SEND FILE NAME'.encode('ascii'))
file_name=clientsocket.recv(1024).decode('ascii')
print("Receiving file : ",file_name)
clientsocket.send('OK'.encode('ascii'))
f = open(self.output_path+file_name,'wb')
l = clientsocket.recv(1024)
while (l):
f.write(l)
try:
l = clientsocket.recv(1024)
except socket.timeout:
break
f.close()
print("Done Receiving",file_name)
clientsocket.send('MORE'.encode('ascii'))
response=clientsocket.recv(1024).decode('ascii')
if response == 'NO':
break
self.num_of_slaves -= 1
elif response == 'STOP SERVICE':
print('ll')
self.num_of_slaves=0
else:
clientsocket.send('INVALID MESSAGE'.encode('ascii'))
clientsocket.close()
print('[+] Data receiving Service Stopped')
class StopDataReceivingService_operator(bpy.types.Operator):
bl_idname = "action.stop_data_receiving_service"
bl_label = "Stop Data Receiving Service"
def execute(self, context):
MasterConfigs=context.scene.MasterConfigs
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(1)
ip=MasterConfigs.self_address
port=int(MasterConfigs.port_no)+1
sock.connect((ip,port))
sock.send('STOP SERVICE'.encode('ascii'))
sock.close()
return{'FINISHED'}