-#!/usr/bin/env python
+#!/usr/bin/env python3
from __future__ import print_function
import gc
@classmethod
def set_debug_flags(cls, d):
+ cls.gdbserver_port = 7777
cls.debug_core = False
cls.debug_gdb = False
cls.debug_gdbserver = False
+ cls.debug_all = False
if d is None:
return
dl = d.lower()
if dl == "core":
cls.debug_core = True
- elif dl == "gdb":
+ elif dl == "gdb" or dl == "gdb-all":
cls.debug_gdb = True
- elif dl == "gdbserver":
+ elif dl == "gdbserver" or dl == "gdbserver-all":
cls.debug_gdbserver = True
else:
raise Exception("Unrecognized DEBUG option: '%s'" % d)
+ if dl == "gdb-all" or dl == "gdbserver-all":
+ cls.debug_all = True
@staticmethod
def get_least_used_cpu():
cls.logger.debug("Spawned VPP with PID: %d" % cls.vpp.pid)
return
print(single_line_delim)
- print("You can debug the VPP using e.g.:")
+ print("You can debug VPP using:")
if cls.debug_gdbserver:
print("sudo gdb " + cls.vpp_bin +
- " -ex 'target remote localhost:7777'")
- print("Now is the time to attach a gdb by running the above "
- "command, set up breakpoints etc. and then resume VPP from "
+ " -ex 'target remote localhost:{port}'"
+ .format(port=cls.gdbserver_port))
+ print("Now is the time to attach gdb by running the above "
+ "command, set up breakpoints etc., then resume VPP from "
"within gdb by issuing the 'continue' command")
+ cls.gdbserver_port += 1
elif cls.debug_gdb:
print("sudo gdb " + cls.vpp_bin + " -ex 'attach %s'" % cls.vpp.pid)
- print("Now is the time to attach a gdb by running the above "
- "command and set up breakpoints etc.")
+ print("Now is the time to attach gdb by running the above "
+ "command and set up breakpoints etc., then resume VPP from"
+ " within gdb by issuing the 'continue' command")
print(single_line_delim)
input("Press ENTER to continue running the testcase...")
raise Exception("gdbserver binary '%s' does not exist or is "
"not executable" % gdbserver)
- cmdline = [gdbserver, 'localhost:7777'] + cls.vpp_cmdline
+ cmdline = [gdbserver, 'localhost:{port}'
+ .format(port=cls.gdbserver_port)] + cls.vpp_cmdline
cls.logger.info("Gdbserver cmdline is %s", " ".join(cmdline))
try:
"""
super(VppTestCase, cls).setUpClass()
gc.collect() # run garbage collection first
- random.seed()
cls.logger = get_logger(cls.__name__)
+ seed = os.environ["RND_SEED"]
+ random.seed(seed)
if hasattr(cls, 'parallel_handler'):
cls.logger.addHandler(cls.parallel_handler)
cls.logger.propagate = False
os.chdir(cls.tempdir)
cls.logger.info("Temporary dir is %s, shm prefix is %s",
cls.tempdir, cls.shm_prefix)
+ cls.logger.debug("Random seed is %s" % seed)
cls.setUpConstants()
cls.reset_packet_infos()
cls._captures = []
if (cls.debug_gdbserver or cls.debug_gdb) and hasattr(cls, 'vpp'):
cls.vpp.poll()
if cls.vpp.returncode is None:
+ print()
print(double_line_delim)
print("VPP or GDB server is still running")
print(single_line_delim)
self.show_commands_at_teardown()
self.registry.remove_vpp_config(self.logger)
# Save/Dump VPP api trace log
- api_trace = "vpp_api_trace.%s.log" % self._testMethodName
+ m = self._testMethodName
+ api_trace = "vpp_api_trace.%s.%d.log" % (m, self.vpp.pid)
tmp_api_trace = "/tmp/%s" % api_trace
vpp_api_trace_log = "%s/%s" % (self.tempdir, api_trace)
self.logger.info(self.vapi.ppcli("api trace save %s" % api_trace))
# add to the list of captures with current timestamp
cls._captures.append((time.time(), cap_name))
+ @classmethod
+ def get_vpp_time(cls):
+ return float(cls.vapi.cli('show clock').replace("Time now ", ""))
+
+ @classmethod
+ def sleep_on_vpp_time(cls, sec):
+ """ Sleep according to time in VPP world """
+ # On a busy system with many processes
+ # we might end up with VPP time being slower than real world
+ # So take that into account when waiting for VPP to do something
+ start_time = cls.get_vpp_time()
+ while cls.get_vpp_time() - start_time < sec:
+ cls.sleep(0.1)
+
@classmethod
def pg_start(cls):
""" Enable the PG, wait till it is done, then clean up """
def __init__(self, args, logger, env=None):
self.logger = logger
self.args = args
+ if hasattr(self, 'testcase') and self.testcase.debug_all:
+ if self.testcase.debug_gdbserver:
+ self.args = ['/usr/bin/gdbserver', 'localhost:{port}'
+ .format(port=self.testcase.gdbserver_port)] + args
+ elif self.testcase.debug_gdb and hasattr(self, 'wait_for_gdb'):
+ self.args.append(self.wait_for_gdb)
+ self.app_bin = args[0]
+ self.app_name = os.path.basename(self.app_bin)
+ if hasattr(self, 'role'):
+ self.app_name += ' {role}'.format(role=self.role)
self.process = None
self.result = None
env = {} if env is None else env
self.env = copy.deepcopy(env)
super(Worker, self).__init__()
+ def wait_for_enter(self):
+ if not hasattr(self, 'testcase'):
+ return
+ if self.testcase.debug_all and self.testcase.debug_gdbserver:
+ print()
+ print(double_line_delim)
+ print("Spawned GDB Server for '{app}' with PID: {pid}"
+ .format(app=self.app_name, pid=self.process.pid))
+ elif self.testcase.debug_all and self.testcase.debug_gdb:
+ print()
+ print(double_line_delim)
+ print("Spawned '{app}' with PID: {pid}"
+ .format(app=self.app_name, pid=self.process.pid))
+ else:
+ return
+ print(single_line_delim)
+ print("You can debug '{app}' using:".format(app=self.app_name))
+ if self.testcase.debug_gdbserver:
+ print("sudo gdb " + self.app_bin +
+ " -ex 'target remote localhost:{port}'"
+ .format(port=self.testcase.gdbserver_port))
+ print("Now is the time to attach gdb by running the above "
+ "command, set up breakpoints etc., then resume from "
+ "within gdb by issuing the 'continue' command")
+ self.testcase.gdbserver_port += 1
+ elif self.testcase.debug_gdb:
+ print("sudo gdb " + self.app_bin +
+ " -ex 'attach {pid}'".format(pid=self.process.pid))
+ print("Now is the time to attach gdb by running the above "
+ "command and set up breakpoints etc., then resume from"
+ " within gdb by issuing the 'continue' command")
+ print(single_line_delim)
+ input("Press ENTER to continue running the testcase...")
+
def run(self):
executable = self.args[0]
if not os.path.exists(executable) or not os.access(
self.result = os.EX_OSFILE
raise EnvironmentError(
"executable '%s' is not found or executable." % executable)
- self.logger.debug("Running executable w/args `%s'" % self.args)
+ self.logger.debug("Running executable: '{app}'"
+ .format(app=' '.join(self.args)))
env = os.environ.copy()
env.update(self.env)
env["CK_LOG_FILE_NAME"] = "-"
self.process = subprocess.Popen(
self.args, shell=False, env=env, preexec_fn=os.setpgrp,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ self.wait_for_enter()
out, err = self.process.communicate()
- self.logger.debug("Finished running `%s'" % executable)
+ self.logger.debug("Finished running `{app}'".format(app=self.app_name))
self.logger.info("Return code is `%s'" % self.process.returncode)
self.logger.info(single_line_delim)
- self.logger.info("Executable `%s' wrote to stdout:" % executable)
+ self.logger.info("Executable `{app}' wrote to stdout:"
+ .format(app=self.app_name))
self.logger.info(single_line_delim)
- self.logger.info(out)
+ self.logger.info(out.decode('utf-8'))
self.logger.info(single_line_delim)
- self.logger.info("Executable `%s' wrote to stderr:" % executable)
+ self.logger.info("Executable `{app}' wrote to stderr:"
+ .format(app=self.app_name))
self.logger.info(single_line_delim)
- self.logger.info(err)
+ self.logger.info(err.decode('utf-8'))
self.logger.info(single_line_delim)
self.result = self.process.returncode