本文整理汇总了Python中zeroconf.Zeroconf.handle_query方法的典型用法代码示例。如果您正苦于以下问题：Python Zeroconf.handle_query方法的具体用法？Python Zeroconf.handle_query怎么用？Python Zeroconf.handle_query使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类zeroconf.Zeroconf的用法示例。
在下文中一共展示了Zeroconf.handle_query方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_ttl
# 需要导入模块: from zeroconf import Zeroconf [as 别名]
# 或者: from zeroconf.Zeroconf import handle_query [as 别名]
def test_ttl(self):
# instantiate a zeroconf instance
zc = Zeroconf(interfaces=['127.0.0.1'])
# service definition
type_ = "_test-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = "%s.%s" % (name, type_)
desc = {'path': '/~paulsm/'}
info = ServiceInfo(
type_, registration_name, socket.inet_aton("10.0.1.2"), 80, 0, 0, desc, "ash-2.local."
)
# we are going to monkey patch the zeroconf send to check packet sizes
old_send = zc.send
nbr_answers = nbr_additionals = nbr_authorities = 0
def get_ttl(record_type):
if expected_ttl is not None:
return expected_ttl
elif record_type in [r._TYPE_A, r._TYPE_SRV]:
return r._DNS_HOST_TTL
else:
return r._DNS_OTHER_TTL
def send(out, addr=r._MDNS_ADDR, port=r._MDNS_PORT):
"""Sends an outgoing packet."""
nonlocal nbr_answers, nbr_additionals, nbr_authorities
for answer, time_ in out.answers:
nbr_answers += 1
assert answer.ttl == get_ttl(answer.type)
for answer in out.additionals:
nbr_additionals += 1
assert answer.ttl == get_ttl(answer.type)
for answer in out.authorities:
nbr_authorities += 1
assert answer.ttl == get_ttl(answer.type)
old_send(out, addr=addr, port=port)
# monkey patch the zeroconf send
setattr(zc, "send", send)
# register service with default TTL
expected_ttl = None
zc.register_service(info)
assert nbr_answers == 12 and nbr_additionals == 0 and nbr_authorities == 3
nbr_answers = nbr_additionals = nbr_authorities = 0
# query
query = r.DNSOutgoing(r._FLAGS_QR_QUERY | r._FLAGS_AA)
query.add_question(r.DNSQuestion(info.type, r._TYPE_PTR, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_SRV, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_TXT, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.server, r._TYPE_A, r._CLASS_IN))
zc.handle_query(r.DNSIncoming(query.packet()), r._MDNS_ADDR, r._MDNS_PORT)
assert nbr_answers == 4 and nbr_additionals == 1 and nbr_authorities == 0
nbr_answers = nbr_additionals = nbr_authorities = 0
# unregister
expected_ttl = 0
zc.unregister_service(info)
assert nbr_answers == 12 and nbr_additionals == 0 and nbr_authorities == 0
nbr_answers = nbr_additionals = nbr_authorities = 0
# register service with custom TTL
expected_ttl = r._DNS_HOST_TTL * 2
assert expected_ttl != r._DNS_HOST_TTL
zc.register_service(info, ttl=expected_ttl)
assert nbr_answers == 12 and nbr_additionals == 0 and nbr_authorities == 3
nbr_answers = nbr_additionals = nbr_authorities = 0
# query
query = r.DNSOutgoing(r._FLAGS_QR_QUERY | r._FLAGS_AA)
query.add_question(r.DNSQuestion(info.type, r._TYPE_PTR, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_SRV, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_TXT, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.server, r._TYPE_A, r._CLASS_IN))
zc.handle_query(r.DNSIncoming(query.packet()), r._MDNS_ADDR, r._MDNS_PORT)
assert nbr_answers == 4 and nbr_additionals == 1 and nbr_authorities == 0
nbr_answers = nbr_additionals = nbr_authorities = 0
# unregister
expected_ttl = 0
zc.unregister_service(info)
assert nbr_answers == 12 and nbr_additionals == 0 and nbr_authorities == 0
nbr_answers = nbr_additionals = nbr_authorities = 0示例2: test_ttl
# 需要导入模块: from zeroconf import Zeroconf [as 别名]
# 或者: from zeroconf.Zeroconf import handle_query [as 别名]
def test_ttl(self):
# instantiate a zeroconf instance
zc = Zeroconf(interfaces=['127.0.0.1'])
# service definition
type_ = "_test-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = "%s.%s" % (name, type_)
desc = {'path': '/~paulsm/'}
info = ServiceInfo(
type_, registration_name,
socket.inet_aton("10.0.1.2"), 80, 0, 0,
desc, "ash-2.local.")
# we are going to monkey patch the zeroconf send to check packet sizes
old_send = zc.send
# needs to be a list so that we can modify it in our phony send
nbr_answers = [0, None]
nbr_additionals = [0, None]
nbr_authorities = [0, None]
def send(out, addr=r._MDNS_ADDR, port=r._MDNS_PORT):
"""Sends an outgoing packet."""
for answer, time_ in out.answers:
nbr_answers[0] += 1
assert answer.ttl == expected_ttl
for answer in out.additionals:
nbr_additionals[0] += 1
assert answer.ttl == expected_ttl
for answer in out.authorities:
nbr_authorities[0] += 1
assert answer.ttl == expected_ttl
old_send(out, addr=addr, port=port)
# monkey patch the zeroconf send
zc.send = send
# register service with default TTL
expected_ttl = r._DNS_TTL
zc.register_service(info)
assert nbr_answers[0] == 12 and nbr_additionals[0] == 0 and nbr_authorities[0] == 3
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0
# query
query = r.DNSOutgoing(r._FLAGS_QR_QUERY | r._FLAGS_AA)
query.add_question(r.DNSQuestion(info.type, r._TYPE_PTR, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_SRV, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_TXT, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.server, r._TYPE_A, r._CLASS_IN))
zc.handle_query(query, r._MDNS_ADDR, r._MDNS_PORT)
assert nbr_answers[0] == 4 and nbr_additionals[0] == 1 and nbr_authorities[0] == 0
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0
# unregister
expected_ttl = 0
zc.unregister_service(info)
assert nbr_answers[0] == 12 and nbr_additionals[0] == 0 and nbr_authorities[0] == 0
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0
# register service with custom TTL
expected_ttl = r._DNS_TTL * 2
assert expected_ttl != r._DNS_TTL
zc.register_service(info, ttl=expected_ttl)
assert nbr_answers[0] == 12 and nbr_additionals[0] == 0 and nbr_authorities[0] == 3
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0
# query
query = r.DNSOutgoing(r._FLAGS_QR_QUERY | r._FLAGS_AA)
query.add_question(r.DNSQuestion(info.type, r._TYPE_PTR, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_SRV, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.name, r._TYPE_TXT, r._CLASS_IN))
query.add_question(r.DNSQuestion(info.server, r._TYPE_A, r._CLASS_IN))
zc.handle_query(query, r._MDNS_ADDR, r._MDNS_PORT)
assert nbr_answers[0] == 4 and nbr_additionals[0] == 1 and nbr_authorities[0] == 0
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0
# unregister
expected_ttl = 0
zc.unregister_service(info)
assert nbr_answers[0] == 12 and nbr_additionals[0] == 0 and nbr_authorities[0] == 0
nbr_answers[0] = nbr_additionals[0] = nbr_authorities[0] = 0