X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Fhook.py;h=555fc2ea32a55c2c6944a6957fadb2be13e2d030;hb=a7427ec6f86cbeba7594f98e41fecab291d66b73;hp=0ef1377ba9962bcbc5eadf6eb2aae0d5cd3462be;hpb=75e7d1301475d49311d14e202936c62df0c07d10;p=vpp.git diff --git a/test/hook.py b/test/hook.py index 0ef1377ba99..555fc2ea32a 100644 --- a/test/hook.py +++ b/test/hook.py @@ -1,8 +1,14 @@ import signal import os +import sys import traceback from log import RED, single_line_delim, double_line_delim -from debug import spawn_gdb +import ipaddress +from subprocess import check_output, CalledProcessError + +import scapy.compat + +from util import check_core_path, get_core_path class Hook(object): @@ -10,8 +16,9 @@ class Hook(object): Generic hooks before/after API/CLI calls """ - def __init__(self, logger): - self.logger = logger + def __init__(self, test): + self.test = test + self.logger = test.logger def before_api(self, api_name, api_args): """ @@ -21,8 +28,24 @@ class Hook(object): @param api_name: name of the API @param api_args: tuple containing the API arguments """ + + def _friendly_format(val): + if not isinstance(val, str): + return val + if len(val) == 6: + return '{!s} ({!s})'.format(val, ':'.join(['{:02x}'.format( + scapy.compat.orb(x)) for x in val])) + try: + # we don't call test_type(val) because it is a packed value. + return '{!s} ({!s})'.format(val, str( + ipaddress.ip_address(val))) + except ipaddress.AddressValueError: + return val + + _args = ', '.join("{!s}={!r}".format(key, _friendly_format(val)) for + (key, val) in api_args.items()) self.logger.debug("API: %s (%s)" % - (api_name, api_args), extra={'color': RED}) + (api_name, _args), extra={'color': RED}) def after_api(self, api_name, api_args): """ @@ -56,43 +79,59 @@ class VppDiedError(Exception): class PollHook(Hook): """ Hook which checks if the vpp subprocess is alive """ - def __init__(self, testcase): - self.testcase = testcase - self.logger = testcase.logger + def __init__(self, test): + super(PollHook, self).__init__(test) def on_crash(self, core_path): - if self.testcase.debug_core: - spawn_gdb(self.testcase.vpp_bin, core_path, self.logger) - else: - self.logger.critical("Core file present, debug with: gdb %s %s" % - (self.testcase.vpp_bin, core_path)) + self.logger.error("Core file present, debug with: gdb %s %s", + self.test.vpp_bin, core_path) + check_core_path(self.logger, core_path) + self.logger.error("Running `file %s':", core_path) + try: + info = check_output(["file", core_path]) + self.logger.error(info) + except CalledProcessError as e: + self.logger.error( + "Subprocess returned with error running `file' utility on " + "core-file, " + "rc=%s", e.returncode) + except OSError as e: + self.logger.error( + "Subprocess returned OS error running `file' utility on " + "core-file, " + "oserror=(%s) %s", e.errno, e.strerror) + except Exception as e: + self.logger.error( + "Subprocess returned unanticipated error running `file' " + "utility on core-file, " + "%s", e) def poll_vpp(self): """ Poll the vpp status and throw an exception if it's not running :raises VppDiedError: exception if VPP is not running anymore """ - if self.testcase.vpp_dead: + if self.test.vpp_dead: # already dead, nothing to do return - self.testcase.vpp.poll() - if self.testcase.vpp.returncode is not None: + self.test.vpp.poll() + if self.test.vpp.returncode is not None: signaldict = dict( (k, v) for v, k in reversed(sorted(signal.__dict__.items())) if v.startswith('SIG') and not v.startswith('SIG_')) - if self.testcase.vpp.returncode in signaldict: - s = signaldict[abs(self.testcase.vpp.returncode)] + if self.test.vpp.returncode in signaldict: + s = signaldict[abs(self.test.vpp.returncode)] else: s = "unknown" - msg = "VPP subprocess died unexpectedly with returncode %d [%s]" %\ - (self.testcase.vpp.returncode, s) + msg = "VPP subprocess died unexpectedly with returncode %d [%s]." \ + % (self.test.vpp.returncode, s) self.logger.critical(msg) - core_path = self.testcase.tempdir + '/core' + core_path = get_core_path(self.test.tempdir) if os.path.isfile(core_path): self.on_crash(core_path) - self.testcase.vpp_dead = True + self.test.vpp_dead = True raise VppDiedError(msg) def before_api(self, api_name, api_args): @@ -122,11 +161,11 @@ class PollHook(Hook): class StepHook(PollHook): """ Hook which requires user to press ENTER before doing any API/CLI """ - def __init__(self, testcase): + def __init__(self, test): self.skip_stack = None self.skip_num = None self.skip_count = 0 - super(StepHook, self).__init__(testcase) + super(StepHook, self).__init__(test) def skip(self): if self.skip_stack is None: @@ -161,18 +200,19 @@ class StepHook(PollHook): print('%02d.\t%s\t%s:%d\t[%s]' % (counter, e[2], e[0], e[1], e[3])) counter += 1 print(single_line_delim) - print("You can enter a number of stack frame chosen from above") + print("You may enter a number of stack frame chosen from above") print("Calls in/below that stack frame will be not be stepped anymore") print(single_line_delim) while True: - choice = raw_input("Enter your choice, if any, and press ENTER to " - "continue running the testcase...") + print("Enter your choice, if any, and press ENTER to continue " + "running the testcase...") + choice = sys.stdin.readline().rstrip('\r\n') if choice == "": choice = None try: if choice is not None: num = int(choice) - except: + except ValueError: print("Invalid input") continue if choice is not None and (num < 0 or num >= len(stack)):