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auto-t: testutil: add test_ip_address_match

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Checks that the the IP address for a given interface matches
This commit is contained in:
James Prestwood 2020-10-27 12:57:48 -07:00 committed by Denis Kenzior
parent 18d1c752f4
commit 201763ff7f
1 changed files with 9 additions and 0 deletions
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9
autotests/util/testutil.py
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@ -125,6 +125,7 @@ def test_ifaces_connected(if0=None, if1=None, group=True):
raise e raise e
SIOCGIFFLAGS = 0x8913 SIOCGIFFLAGS = 0x8913
SIOCGIFADDR = 0x8915
IFF_UP = 1 << 0 IFF_UP = 1 << 0
IFF_RUNNING = 1 << 6 IFF_RUNNING = 1 << 6
@ -143,3 +144,11 @@ def test_iface_operstate(intf=None):
raise Exception(intf + ' operstate wrong') raise Exception(intf + ' operstate wrong')
finally: finally:
sock.close() sock.close()
def test_ip_address_match(intf, ip):
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
addr = fcntl.ioctl(s.fileno(), SIOCGIFADDR, struct.pack('256s', intf.encode('utf-8')))
addr = socket.inet_ntoa(addr[20:24])
if ip != addr:
raise Exception('IP for %s did not match %s (was %s)' % (intf, ip, addr))