def check_switch_started(self, pid):
for _ in range(SWITCH_START_TIMEOUT * 2):
if not os.path.exists(os.path.join("/proc", str(pid))):
return False
if check_listening_on_port(self.grpc_port):
return True
sleep(0.5)
def __init__(self,
name,
sw_path=None,
json_path=None,
log_file=None,
thrift_port=None,
pcap_dump=False,
pcap_dir="",
log_console=False,
verbose=False,
device_id=None,
enable_debugger=False,
sw_ip="10.0.1.254",
**kwargs):
Switch.__init__(self, name, **kwargs)
assert sw_path
assert json_path
# make sure that the provided sw_path is valid
pathCheck(sw_path)
# make sure that the provided JSON file exists
if not os.path.isfile(json_path):
error("Invalid JSON file.\n")
exit(1)
self.sw_path = sw_path
self.json_path = json_path
self.pcap_dir = pcap_dir
self.verbose = verbose
self.pcap_dump = pcap_dump
self.enable_debugger = enable_debugger
self.log_console = log_console
self.log_file = log_file
if self.log_file is None:
self.log_file = "/tmp/p4s.{}.log".format(self.name)
if self.log_console:
self.output = open(self.log_file, 'w')
self.thrift_port = thrift_port
if check_listening_on_port(self.thrift_port):
error(
'%s cannot bind port %d because it is bound by another process\n'
% (self.name, self.thrift_port))
exit(1)
if device_id is not None:
self.device_id = device_id
P4Switch.device_id = max(P4Switch.device_id, device_id)
else:
self.device_id = P4Switch.device_id
P4Switch.device_id += 1
self.nanomsg = "ipc:///tmp/bm-{}-log.ipc".format(self.device_id)
self.simple_switch_pid = None
self.sw_ip = sw_ip
def __init__(self,
name,
sw_path=None,
json_path=None,
grpc_port=None,
pcap_dump=False,
log_console=False,
verbose=False,
device_id=None,
enable_debugger=False,
**kwargs):
Switch.__init__(self, name, **kwargs)
assert (sw_path)
self.sw_path = sw_path
# make sure that the provided sw_path is valid
pathCheck(sw_path)
if json_path is not None:
# make sure that the provided JSON file exists
if not os.path.isfile(json_path):
error("Invalid JSON file.\n")
exit(1)
self.json_path = json_path
else:
self.json_path = None
if grpc_port is not None:
self.grpc_port = grpc_port
else:
self.grpc_port = P4RuntimeSwitch.next_grpc_port
P4RuntimeSwitch.next_grpc_port += 1
if check_listening_on_port(self.grpc_port):
error(
'%s cannot bind port %d because it is bound by another process\n'
% (self.name, self.grpc_port))
exit(1)
self.verbose = verbose
logfile = "/tmp/p4s.{}.log".format(self.name)
self.output = open(logfile, 'w')
self.pcap_dump = pcap_dump
self.enable_debugger = enable_debugger
self.log_console = log_console
if device_id is not None:
self.device_id = device_id
P4Switch.device_id = max(P4Switch.device_id, device_id)
else:
self.device_id = P4Switch.device_id
P4Switch.device_id += 1
self.nanomsg = "ipc:///tmp/bm-{}-log.ipc".format(self.device_id)