blender/release/io/netrender/utils.py

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import bpy
import sys, os
import http, http.client, http.server, urllib
import subprocess, shutil, time, hashlib
VERSION = b"0.3"
PATH_PREFIX = "/tmp/"
QUEUED = 0
DISPATCHED = 1
DONE = 2
ERROR = 3
def clientConnection(scene):
netrender = scene.network_render
conn = http.client.HTTPConnection(netrender.server_address, netrender.server_port)
if clientVerifyVersion(conn):
return conn
else:
conn.close()
return None
def clientVerifyVersion(conn):
conn.request("GET", "version")
response = conn.getresponse()
if response.status != http.client.OK:
conn.close()
return False
server_version = response.read()
if server_version != VERSION:
print("Incorrect server version!")
print("expected", VERSION, "received", server_version)
return False
return True
def clientSendJob(conn, scene, anim = False, chunks = 5):
if anim:
job_frame = "%i:%i" % (scene.start_frame, scene.end_frame)
else:
job_frame = "%i" % (scene.current_frame, )
blacklist = []
filename = bpy.data.filename
name = scene.network_render.job_name
if name == "[default]":
path, name = os.path.split(filename)
for slave in scene.network_render.slaves_blacklist:
blacklist.append(slave.id)
blacklist = " ".join(blacklist)
headers = {"job-frame":job_frame, "job-name":name, "job-chunks": str(chunks), "slave-blacklist": blacklist}
# try to send path first
conn.request("POST", "job", filename, headers=headers)
response = conn.getresponse()
# if not found, send whole file
if response.status == http.client.NOT_FOUND:
f = open(bpy.data.filename, "rb")
conn.request("PUT", "file", f, headers=headers)
f.close()
response = conn.getresponse()
return response.getheader("job-id")
def clientRequestResult(conn, scene, job_id):
conn.request("GET", "render", headers={"job-id": job_id, "job-frame":str(scene.current_frame)})