| # Testing utilities |
| # Copyright (c) 2013-2015, Jouni Malinen <j@w1.fi> |
| # |
| # This software may be distributed under the terms of the BSD license. |
| # See README for more details. |
| |
| import os |
| |
| def get_ifnames(): |
| ifnames = [] |
| with open("/proc/net/dev", "r") as f: |
| lines = f.readlines() |
| for l in lines: |
| val = l.split(':', 1) |
| if len(val) == 2: |
| ifnames.append(val[0].strip(' ')) |
| return ifnames |
| |
| class HwsimSkip(Exception): |
| def __init__(self, reason): |
| self.reason = reason |
| def __str__(self): |
| return self.reason |
| |
| class alloc_fail(object): |
| def __init__(self, dev, count, funcs): |
| self._dev = dev |
| self._count = count |
| self._funcs = funcs |
| def __enter__(self): |
| cmd = "TEST_ALLOC_FAIL %d:%s" % (self._count, self._funcs) |
| if "OK" not in self._dev.request(cmd): |
| raise HwsimSkip("TEST_ALLOC_FAIL not supported") |
| def __exit__(self, type, value, traceback): |
| if type is None: |
| if self._dev.request("GET_ALLOC_FAIL") != "0:%s" % self._funcs: |
| raise Exception("Allocation failure did not trigger") |
| |
| class fail_test(object): |
| def __init__(self, dev, count, funcs): |
| self._dev = dev |
| self._count = count |
| self._funcs = funcs |
| def __enter__(self): |
| cmd = "TEST_FAIL %d:%s" % (self._count, self._funcs) |
| if "OK" not in self._dev.request(cmd): |
| raise HwsimSkip("TEST_FAIL not supported") |
| def __exit__(self, type, value, traceback): |
| if type is None: |
| if self._dev.request("GET_FAIL") != "0:%s" % self._funcs: |
| raise Exception("Test failure did not trigger") |
| |
| def require_under_vm(): |
| with open('/proc/1/cmdline', 'r') as f: |
| cmd = f.read() |
| if "inside.sh" not in cmd: |
| raise HwsimSkip("Not running under VM") |
| |
| def iface_is_in_bridge(bridge, ifname): |
| fname = "/sys/class/net/"+ifname+"/brport/bridge" |
| if not os.path.exists(fname): |
| return False |
| if not os.path.islink(fname): |
| return False |
| truebridge = os.path.basename(os.readlink(fname)) |
| if bridge == truebridge: |
| return True |
| return False |
| |
| def skip_with_fips(dev, reason="Not supported in FIPS mode"): |
| res = dev.get_capability("fips") |
| if res and 'FIPS' in res: |
| raise HwsimSkip(reason) |
