[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [23261] trunk/blender/release/io/netrender : More automatic stuff.

Martin Poirier theeth at yahoo.com
Tue Sep 15 21:53:18 CEST 2009


Revision: 23261
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=23261
Author:   theeth
Date:     2009-09-15 21:53:18 +0200 (Tue, 15 Sep 2009)

Log Message:
-----------
More automatic stuff.

Server can now be set to broadcast on local network (every 10s, approximately 20 bytes of data) where client and slave can pick up its existence. This is on by default.

Default ip address is now "[default]", which means for the master that it will listen to all interface and for the clients and slave that they will automatically work out the master's address from its broadcast.

Modified Paths:
--------------
    trunk/blender/release/io/netrender/client.py
    trunk/blender/release/io/netrender/master.py
    trunk/blender/release/io/netrender/operators.py
    trunk/blender/release/io/netrender/slave.py
    trunk/blender/release/io/netrender/ui.py
    trunk/blender/release/io/netrender/utils.py

Modified: trunk/blender/release/io/netrender/client.py
===================================================================
--- trunk/blender/release/io/netrender/client.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/client.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -138,13 +138,13 @@
 			print("UNKNOWN OPERATION MODE")
 	
 	def render_master(self, scene):
-		server_address = (scene.network_render.server_address, scene.network_render.server_port)
-		httpd = master.RenderMasterServer(server_address, master.RenderHandler, scene.network_render.path)
-		httpd.timeout = 1
-		httpd.stats = self.update_stats
-		while not self.test_break():
-			httpd.handle_request()
+		netsettings = scene.network_render
+		
+		address = "" if netsettings.server_address == "[default]" else netsettings.server_address
+		
+		master.runMaster((address, netsettings.server_port), netsettings.server_broadcast, netsettings.path, self.update_stats, self.test_break)
 
+
 	def render_slave(self, scene):
 		slave.render_slave(self, scene)
 	
@@ -152,6 +152,7 @@
 		netsettings = scene.network_render
 		self.update_stats("", "Network render client initiation")
 		
+		
 		conn = clientConnection(scene)
 		
 		if conn:

Modified: trunk/blender/release/io/netrender/master.py
===================================================================
--- trunk/blender/release/io/netrender/master.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/master.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -1,5 +1,5 @@
 import sys, os
-import http, http.client, http.server, urllib
+import http, http.client, http.server, urllib, socket
 import subprocess, shutil, time, hashlib
 
 from netrender.utils import *
@@ -529,7 +529,7 @@
 				job_frame = int(self.headers['job-frame'])
 				
 				buf = self.rfile.read(length)
-				f = open(job.save_path + "%04d" % job_frame + ".log", 'wb')
+				f = open(job.save_path + "%04d" % job_frame + ".log", 'ab')
 				f.write(buf)
 				f.close()
 					
@@ -613,3 +613,23 @@
 					return job, job.getFrames()
 		
 		return None, None
+
+def runMaster(address, broadcast, path, update_stats, test_break):
+		httpd = RenderMasterServer(address, RenderHandler, path)
+		httpd.timeout = 1
+		httpd.stats = update_stats
+		
+		if broadcast:
+			s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+			s.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
+
+			start_time = time.time()
+			
+		while not test_break():
+			httpd.handle_request()
+			
+			if broadcast:
+				if time.time() - start_time >= 10: # need constant here
+					print("broadcasting address")
+					s.sendto(bytes("%s:%i" % address, encoding='utf8'), 0, ('<broadcast>',address[1]))
+					start_time = time.time()

Modified: trunk/blender/release/io/netrender/operators.py
===================================================================
--- trunk/blender/release/io/netrender/operators.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/operators.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -1,6 +1,6 @@
 import bpy
 import sys, os
-import http, http.client, http.server, urllib
+import http, http.client, http.server, urllib, socket
 
 from netrender.utils import *
 import netrender.client as client
@@ -316,4 +316,41 @@
 		return ('FINISHED',)
 	
 	def invoke(self, context, event):
-		return self.execute(context)
\ No newline at end of file
+		return self.execute(context)
+
+ at rnaOperator
+class netclientscan(bpy.types.Operator):
+	'''Operator documentation text, will be used for the operator tooltip and python docs.'''
+	__idname__ = "render.netclientscan"
+	__label__ = "Net Render Client Scan"
+	
+	# List of operator properties, the attributes will be assigned
+	# to the class instance from the operator settings before calling.
+	
+	__props__ = []
+	
+	def poll(self, context):
+		return True
+		
+	def execute(self, context):
+		netsettings = context.scene.network_render
+		
+		s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+		s.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
+		s.settimeout(30)
+
+		s.bind(('', netsettings.server_port))
+		
+		try:
+			buf, address = s.recvfrom(128)
+			
+			print("received:", buf)
+			
+			netsettings.server_address = address[0]
+		except socket.timeout:
+			print("no server info")
+		
+		return ('FINISHED',)
+	
+	def invoke(self, context, event):
+		return self.execute(context)

Modified: trunk/blender/release/io/netrender/slave.py
===================================================================
--- trunk/blender/release/io/netrender/slave.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/slave.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -105,6 +105,8 @@
 				
 				process = subprocess.Popen([sys.argv[0], "-b", job_full_path, "-o", JOB_PREFIX + "######", "-E", "BLENDER_RENDER", "-F", "MULTILAYER"] + frame_args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)	
 				
+				headers = {"job-id":job.id, "slave-id":slave_id}
+				
 				cancelled = False
 				stdout = bytes()
 				run_t = time.time()
@@ -113,10 +115,18 @@
 					current_t = time.time()
 					cancelled = engine.test_break()
 					if current_t - run_t > CANCEL_POLL_SPEED:
+						
+						# update logs. Eventually, it should support one log file for many frames
+						for frame in job.frames:
+							headers["job-frame"] = str(frame.number)
+							conn.request("PUT", "log", stdout, headers=headers)
+							response = conn.getresponse()
+						
+						stdout = bytes()
+						
+						run_t = current_t
 						if testCancel(conn, job.id):
 							cancelled = True
-						else:
-							run_t = current_t
 				
 				if cancelled:
 					# kill process if needed
@@ -132,6 +142,13 @@
 				
 				print("status", status)
 				
+				# flush the rest of the logs
+				if stdout:
+					for frame in job.frames:
+						headers["job-frame"] = str(frame.number)
+						conn.request("PUT", "log", stdout, headers=headers)
+						response = conn.getresponse()
+				
 				headers = {"job-id":job.id, "slave-id":slave_id, "job-time":str(avg_t)}
 				
 				if status == 0: # non zero status is error
@@ -150,12 +167,6 @@
 						# send error result back to server
 						conn.request("PUT", "render", headers=headers)
 						response = conn.getresponse()
-				
-				for frame in job.frames:
-					headers["job-frame"] = str(frame.number)
-					# send log in any case
-					conn.request("PUT", "log", stdout, headers=headers)
-					response = conn.getresponse()
 			else:
 				if timeout < MAX_TIMEOUT:
 					timeout += INCREMENT_TIMEOUT

Modified: trunk/blender/release/io/netrender/ui.py
===================================================================
--- trunk/blender/release/io/netrender/ui.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/ui.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -48,17 +48,24 @@
 		
 		col = split.column()
 		
-		col.itemO("render.netclientanim", icon='ICON_RENDER_ANIMATION', text="Animaton on network")
+		if scene.network_render.mode == "RENDER_CLIENT":
+			col.itemO("render.netclientanim", icon='ICON_RENDER_ANIMATION', text="Animaton on network")
+			
 		col.itemR(scene.network_render, "mode")
+		col.itemR(scene.network_render, "path")
 		col.itemR(scene.network_render, "server_address")
 		col.itemR(scene.network_render, "server_port")
-		col.itemR(scene.network_render, "path")
 		
+		if scene.network_render.mode == "RENDER_MASTER":
+			col.itemR(scene.network_render, "server_broadcast")
+		else:
+			col.itemO("render.netclientscan", icon="ICON_FILE_REFRESH", text="")
+		
 		if scene.network_render.mode == "RENDER_CLIENT":
+			col.itemO("render.netclientsend", text="send job to server")
+			col.itemR(scene.network_render, "job_name")
+			col.itemR(scene.network_render, "priority")
 			col.itemR(scene.network_render, "chunks")
-			col.itemR(scene.network_render, "priority")
-			col.itemR(scene.network_render, "job_name")
-			col.itemO("render.netclientsend", text="send job to server")
 
 @rnaType
 class SCENE_PT_network_slaves(RenderButtonsPanel):
@@ -192,7 +199,7 @@
 				name="Server address",
 				description="IP or name of the master render server",
 				maxlen = 128,
-				default = "127.0.0.1")
+				default = "[default]")
 
 NetRenderSettings.IntProperty( attr="server_port",
 				name="Server port",
@@ -201,6 +208,11 @@
 				min=1,
 				max=65535)
 
+NetRenderSettings.BoolProperty( attr="server_broadcast",
+				name="Broadcast server address",
+				description="broadcast server address on local network",
+				default = True)
+
 NetRenderSettings.StringProperty( attr="path",
 				name="Path",
 				description="Path for temporary files",

Modified: trunk/blender/release/io/netrender/utils.py
===================================================================
--- trunk/blender/release/io/netrender/utils.py	2009-09-15 19:36:10 UTC (rev 23260)
+++ trunk/blender/release/io/netrender/utils.py	2009-09-15 19:53:18 UTC (rev 23261)
@@ -22,10 +22,13 @@
 	return rna_op
 
 def clientConnection(scene):
-		netrender = scene.network_render
+		netsettings = scene.network_render
 		
-		conn = http.client.HTTPConnection(netrender.server_address, netrender.server_port)
+		if netsettings.server_address == "[default]":
+			bpy.ops.render.netclientscan()
 		
+		conn = http.client.HTTPConnection(netsettings.server_address, netsettings.server_port)
+		
 		if clientVerifyVersion(conn):
 			return conn
 		else:





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