def _run(self):
os.setpgrp()
signal.signal(signal.SIGHUP, self._sig_ign)
signal.signal(signal.SIGINT, self._sig_ign)
signal.signal(signal.SIGTERM, self._sig_ign)
self._connection_pipe = self._write_pipe
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._connection_pipe)
result = {}
try:
self._cmd_cls.run()
except (KeyboardInterrupt, SystemExit):
pass
except:
log_exc_traceback()
type, value, tb = sys.exc_info()
data = {"Exception": "%s" % value}
self._cmd_cls.set_fail(data)
finally:
res_data = self._cmd_cls.get_result()
result["type"] = "result"
result["cmd_id"] = self._id
result["result"] = res_data
send_data(self._write_pipe, result)
self._write_pipe.close()
def _run(self):
os.setpgrp()
signal.signal(signal.SIGHUP, signal.SIG_DFL)
signal.signal(signal.SIGINT, signal.SIG_DFL)
signal.signal(signal.SIGTERM, signal.SIG_DFL)
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._child_pipe)
result = {}
try:
self._job_cls.run()
except:
log_exc_traceback()
type, value, tb = sys.exc_info()
data = {"Exception": "%s" % value}
# self._job_cls.set_fail(data)
finally:
res_data = self._job_cls.get_result()
result["type"] = "job_finished"
result["job_id"] = self._id
result["result"] = res_data
send_data(self._child_pipe, result)
self._child_pipe.close()
def _run(self):
self._parent_pipe.close()
os.setpgrp()
signal.signal(signal.SIGHUP, signal.SIG_DFL)
signal.signal(signal.SIGINT, signal.SIG_DFL)
signal.signal(signal.SIGTERM, signal.SIG_DFL)
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._child_pipe)
result = {}
try:
self._job_cls.run()
job_result = self._job_cls.get_result()
except Exception as e:
log_exc_traceback()
job_result = {}
job_result["passed"] = False
job_result["type"] = "exception"
job_result["res_data"] = self._job_cls.get_result()
job_result["res_data"]["exception"] = e
finally:
result["type"] = "job_finished"
result["job_id"] = self._id
result["result"] = job_result
send_data(self._child_pipe, result)
self._child_pipe.close()
def _run(self):
os.setpgrp()
signal.signal(signal.SIGHUP, self._sig_ign)
signal.signal(signal.SIGINT, self._sig_ign)
signal.signal(signal.SIGTERM, self._sig_ign)
self._connection_pipe = self._write_pipe
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._connection_pipe)
result = {}
try:
self._cmd_cls.run()
except (KeyboardInterrupt, SystemExit):
pass
except:
log_exc_traceback()
type, value, tb = sys.exc_info()
data = {"Exception": "%s" % value}
self._cmd_cls.set_fail(data)
finally:
res_data = self._cmd_cls.get_result()
result["type"] = "result"
result["cmd_id"] = self._id
result["result"] = res_data
send_data(self._write_pipe, result)
self._write_pipe.close()
def _run(self):
os.setpgrp()
self._cmd_cls.set_handle_intr()
self._connection_pipe = self._write_pipe
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._connection_pipe)
result = {}
try:
self._cmd_cls.run()
res_data = self._cmd_cls.get_result()
result["type"] = "result"
result["cmd_id"] = self._id
result["result"] = res_data
except KeyboardInterrupt:
res_data = self._cmd_cls.get_result()
result["type"] = "result"
result["cmd_id"] = self._id
result["result"] = res_data
except:
type, value, tb = sys.exc_info()
result = {"type": "exception",
"cmd_id": self._id,
"Exception": ''.join(traceback.format_exception(type,
value, tb))}
send_data(self._write_pipe, result)
self._write_pipe.close()
def _run(self):
os.setpgrp()
self._cmd_cls.set_handle_intr()
self._connection_pipe = self._write_pipe
self._log_ctl.disable_logging()
self._log_ctl.set_connection(self._connection_pipe)
result = {}
try:
self._cmd_cls.run()
except KeyboardInterrupt:
pass
except:
type, value, tb = sys.exc_info()
data = {"Exception": "%s" % value}
self._cmd_cls.set_fail(data)
finally:
res_data = self._cmd_cls.get_result()
result["type"] = "result"
result["cmd_id"] = self._id
result["result"] = res_data
send_data(self._write_pipe, result)
self._write_pipe.close()
def emit(self, record):
r = dict(record.__dict__)
r['msg'] = record.getMessage()
r['args'] = None
r['exc_info'] = None
data = {"type": "log", "record": r}
send_data(self.target, data)
def remove_saved_machine_config(cls):
#removes previously saved configuration
cfg = None
try:
with open("/tmp/.lnst_machine_conf", "rb") as f:
cfg = cPickle.load(f)
except:
logging.info("No previous configuration found.")
return
if cfg:
logging.info("Cleaning up leftover configuration from previous "\
"config_only run.")
for hostname, machine in cfg["machines"].iteritems():
port = lnst_config.get_option("environment", "rpcport")
if test_tcp_connection(hostname, port):
rpc_con = socket.create_connection((hostname, port))
rpc_msg = {
"type": "command",
"method_name": "machine_cleanup",
"args": []
}
logging.debug("Calling cleanup on slave '%s'" % hostname)
send_data(rpc_con, rpc_msg)
while True:
msg = recv_data(rpc_con)
if msg['type'] == 'result':
break
rpc_con.close()
if "libvirt_dom" in machine:
libvirt_dom = machine["libvirt_dom"]
domain_ctl = VirtDomainCtl(libvirt_dom)
logging.info("Detaching dynamically created interfaces.")
for i in machine["interfaces"]:
try:
domain_ctl.detach_interface(i)
except:
pass
logging.info("Removing dynamically created bridges.")
for br in cfg["bridges"]:
try:
net_ctl = VirtNetCtl(br)
net_ctl.cleanup()
except:
pass
os.remove("/tmp/.lnst_machine_conf")
def remove_saved_machine_config(cls):
#removes previously saved configuration
cfg = None
try:
with open("/tmp/.lnst_machine_conf", "rb") as f:
cfg = cPickle.load(f)
except:
logging.info("No previous configuration found.")
return
if cfg:
logging.info("Cleaning up leftover configuration from previous "\
"config_only run.")
for hostname, machine in cfg["machines"].iteritems():
port = lnst_config.get_option("environment", "rpcport")
if test_tcp_connection(hostname, port):
rpc_con = socket.create_connection((hostname, port))
rpc_msg= {"type": "command",
"method_name": "machine_cleanup",
"args": []}
logging.debug("Calling cleanup on slave '%s'" % hostname)
send_data(rpc_con, rpc_msg)
while True:
msg = recv_data(rpc_con)
if msg['type'] == 'result':
break
rpc_con.close()
if "libvirt_dom" in machine:
libvirt_dom = machine["libvirt_dom"]
domain_ctl = VirtDomainCtl(libvirt_dom)
logging.info("Detaching dynamically created interfaces.")
for i in machine["interfaces"]:
try:
domain_ctl.detach_interface(i)
except:
pass
logging.info("Removing dynamically created bridges.")
for br in cfg["bridges"]:
try:
net_ctl = VirtNetCtl(br)
net_ctl.cleanup()
except:
pass
os.remove("/tmp/.lnst_machine_conf")
def send_message(self, machine, data):
soc = self.get_connection(machine)
data = remote_device_to_deviceref(data)
if send_data(soc, data) == False:
msg = "Connection error from slave %s" % machine.get_id()
raise ConnectionError(msg)
result = None
while True:
connected_slaves = list(self._connection_mapping.keys())
messages = self.check_connections()
for msg in messages:
if msg[1]["type"] == "result" and msg[0] == machine:
if result is not None:
msg = ("Multiple result messages from the same slave "
"'{}'".format(machine.get_id()))
raise ConnectionError(msg)
result = msg[1]
else:
self._process_message(msg)
remaining_slaves = list(self._connection_mapping.keys())
if connected_slaves != remaining_slaves:
self._handle_disconnects(set(connected_slaves)-
set(remaining_slaves))
if result is not None:
netns = data.get("netns", None)
return deviceref_to_remote_device(machine, result["result"], netns)
def send_data_to_ctl(self, data):
if self._c_socket != None:
if self._netns != None:
data = {"type": "from_netns",
"netns": self._netns,
"data": data}
return send_data(self._c_socket[0], data)
else:
return False
def send_data_to_ctl(self, data):
if self._c_socket != None:
if self._netns != None:
data = {"type": "from_netns",
"netns": self._netns,
"data": data}
data = device_to_deviceref(data)
return send_data(self._c_socket[0], data)
else:
return False
def send_message(self, machine, data):
soc = self.get_connection(machine)
if data["type"] == "command":
data["args"] = remote_device_to_deviceref(data["args"])
data["kwargs"] = remote_device_to_deviceref(data["kwargs"])
if send_data(soc, data) == False:
msg = "Connection error from slave %s" % machine.get_id()
raise ConnectionError(msg)
def kill(self, sig=signal.SIGKILL):
if self._finished:
logging.debug("Job finished before sending the signal")
return True
try:
logging.debug("Sending signal %s to pid %d" % (sig, self._pid))
os.killpg(self._pid, sig)
if sig == signal.SIGKILL:
self.set_finished(dict(type = "job_finished",
job_id = self._id,
result = dict(passed = False,
res_data = "Job killed",
type = "result")))
send_data(self._child_pipe, self.get_result())
return True
except OSError as exc:
logging.error(str(exc))
return False
def _get_machine_interfaces(self, sock):
""" Gets machine interfaces via RPC call
@param sock Socket used for connecting to machine
@return Dictionary with machine interfaces or None if RPC call fails
"""
msg = {"type": "command", "method_name": "get_devices", "args": {}}
if not send_data(sock, msg):
sys.stderr.write("Could not send request to slave machine\n")
return None
while True:
data = recv_data(sock)
if data["type"] == "result":
return data["result"]
def _get_machine_interfaces(self, sock):
""" Gets machine interfaces via RPC call
@param sock Socket used for connecting to machine
@return Dictionary with machine interfaces or None if RPC call fails
"""
msg = {"type": "command", "method_name": "get_devices", "args": {}}
if not send_data(sock, msg):
sys.stderr.write("Could not send request to slave machine\n")
return None
while True:
data = recv_data(sock)
if data["type"] == "result":
return data["result"]
def send_data_to_netns(self, netns, data):
if netns not in self._netns_con_mapping:
raise Exception("No network namespace '%s'!" % netns)
else:
netns_con = self._netns_con_mapping[netns]
return send_data(netns_con, data)
def send_data_to_ctl(self, data):
if self._c_socket != None:
return send_data(self._c_socket[0], data)
else:
return False
def send_message(self, machine_id, data):
soc = self.get_connection(machine_id)
if send_data(soc, data) == False:
msg = "Connection error from slave %s" % machine_id
raise NetTestError(msg)
def send_data_to_netns(self, netns, data):
if netns not in self._netns_con_mapping:
raise Exception("No network namespace '%s'!" % netns)
else:
netns_con = self._netns_con_mapping[netns]
return send_data(netns_con, data)
def send_data_to_netns(self, netns, data):
if netns not in self._netns_con_mapping:
raise Exception("No such namespace!")
else:
netns_con = self._netns_con_mapping[netns]
return send_data(netns_con, data)
def send_data_to_ctl(self, data):
if self._c_socket != None:
return send_data(self._c_socket[0], data)
else:
return False
def send_message(self, machine_id, data):
soc = self.get_connection(machine_id)
if send_data(soc, data) == False:
msg = "Connection error from slave %s" % machine_id
raise NetTestError(msg)