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authorDave Wallace <dwallacelf@gmail.com>2019-10-21 02:53:14 +0000
committerFlorin Coras <florin.coras@gmail.com>2019-10-22 16:30:51 +0000
commit2456433df46ae99dfbcec6260d14e592b5823c83 (patch)
tree1d095e27c3c935df78c62b3fd664ab2f2aa2e33e /test/framework.py
parent78af0a8c5ff1a33ff8dccb1b2ea6ffadb8ef7b62 (diff)
tests: DEBUG=gdb[server]-all to debug worker(s)
Type: test Signed-off-by: Dave Wallace <dwallacelf@gmail.com> Change-Id: I0264451632c1ce780b38a2c15a7e34350fc6d521
Diffstat (limited to 'test/framework.py')
-rw-r--r--test/framework.py83
1 files changed, 70 insertions, 13 deletions
diff --git a/test/framework.py b/test/framework.py
index 1be227a3ead..62b99e582ca 100644
--- a/test/framework.py
+++ b/test/framework.py
@@ -288,20 +288,24 @@ class VppTestCase(unittest.TestCase):
@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():
@@ -404,17 +408,20 @@ class VppTestCase(unittest.TestCase):
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...")
@@ -429,7 +436,8 @@ class VppTestCase(unittest.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:
@@ -586,6 +594,7 @@ class VppTestCase(unittest.TestCase):
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)
@@ -1479,12 +1488,56 @@ class Worker(Thread):
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(
@@ -1494,22 +1547,26 @@ class Worker(Thread):
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(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(single_line_delim)