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UDP connection checks.

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This commit is contained in:
grossmj 2014-05-17 18:07:16 -06:00
parent 0f8d1bc6da
commit f4ab8e2dd0
3 changed files with 19 additions and 0 deletions
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7
gns3server/modules/dynamips/__init__.py
View File

@ -25,6 +25,7 @@ import base64
import tempfile
import shutil
import glob
import socket
from gns3server.modules import IModule
import gns3server.jsonrpc as jsonrpc
@ -363,6 +364,12 @@ class Dynamips(IModule):
lport = request["nio"]["lport"]
rhost = request["nio"]["rhost"]
rport = request["nio"]["rport"]
try:
#TODO: handle IPv6
with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
sock.connect((rhost, rport))
except OSError as e:
raise DynamipsError("Could not create an UDP connection to {}:{}: {}".format(rhost, rport, e))
# check if we have an allocated NIO UDP auto
nio = node.hypervisor.get_nio_udp_auto(lport)
if not nio:

6
gns3server/modules/iou/__init__.py
View File

@ -658,6 +658,12 @@ class IOU(IModule):
lport = request["nio"]["lport"]
rhost = request["nio"]["rhost"]
rport = request["nio"]["rport"]
try:
#TODO: handle IPv6
with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
sock.connect((rhost, rport))
except OSError as e:
raise IOUError("Could not create an UDP connection to {}:{}: {}".format(rhost, rport, e))
nio = NIO_UDP(lport, rhost, rport)
elif request["nio"]["type"] == "nio_tap":
tap_device = request["nio"]["tap_device"]

6
gns3server/modules/vpcs/__init__.py
View File

@ -625,6 +625,12 @@ class VPCS(IModule):
lport = request["nio"]["lport"]
rhost = request["nio"]["rhost"]
rport = request["nio"]["rport"]
try:
#TODO: handle IPv6
with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
sock.connect((rhost, rport))
except OSError as e:
raise VPCSError("Could not create an UDP connection to {}:{}: {}".format(rhost, rport, e))
nio = NIO_UDP(lport, rhost, rport)
elif request["nio"]["type"] == "nio_tap":
tap_device = request["nio"]["tap_device"]