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1378 lines (1137 loc) · 44.3 KB
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"""Unit tests for aio.py."""
from __future__ import annotations
import asyncio
import logging
import os
import socket
import threading
from typing import cast
from unittest.mock import ANY, call, patch
import pytest
import zeroconf._services.browser as _services_browser
from zeroconf import (
DNSAddress,
DNSIncoming,
DNSOutgoing,
DNSPointer,
DNSQuestion,
DNSService,
DNSText,
NotRunningException,
ServiceStateChange,
Zeroconf,
const,
)
from zeroconf._exceptions import (
BadTypeInNameException,
NonUniqueNameException,
ServiceNameAlreadyRegistered,
)
from zeroconf._services import ServiceListener
from zeroconf._services.info import ServiceInfo
from zeroconf._utils.time import current_time_millis
from zeroconf.asyncio import (
AsyncServiceBrowser,
AsyncServiceInfo,
AsyncZeroconf,
AsyncZeroconfServiceTypes,
)
from zeroconf.const import _LISTENER_TIME
from . import (
QuestionHistoryWithoutSuppression,
_clear_cache,
has_working_ipv6,
time_changed_millis,
)
log = logging.getLogger("zeroconf")
original_logging_level = logging.NOTSET
def setup_module():
global original_logging_level
original_logging_level = log.level
log.setLevel(logging.DEBUG)
def teardown_module():
if original_logging_level != logging.NOTSET:
log.setLevel(original_logging_level)
@pytest.fixture(autouse=True)
def verify_threads_ended():
"""Verify that the threads are not running after the test."""
threads_before = frozenset(threading.enumerate())
yield
threads_after = frozenset(threading.enumerate())
non_executor_threads = frozenset(
thread
for thread in threads_after
if "asyncio" not in thread.name and "ThreadPoolExecutor" not in thread.name
)
threads = non_executor_threads - threads_before
assert not threads
@pytest.mark.asyncio
async def test_async_basic_usage() -> None:
"""Test we can create and close the instance."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_close_twice() -> None:
"""Test we can close twice."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
await aiozc.async_close()
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_with_sync_passed_in() -> None:
"""Test we can create and close the instance when passing in a sync Zeroconf."""
zc = Zeroconf(interfaces=["127.0.0.1"])
aiozc = AsyncZeroconf(zc=zc)
assert aiozc.zeroconf is zc
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_with_sync_passed_in_closed_in_async() -> None:
"""Test caller closes the sync version in async."""
zc = Zeroconf(interfaces=["127.0.0.1"])
aiozc = AsyncZeroconf(zc=zc)
assert aiozc.zeroconf is zc
zc.close()
await aiozc.async_close()
@pytest.mark.asyncio
async def test_sync_within_event_loop_executor() -> None:
"""Test sync version still works from an executor within an event loop."""
def sync_code():
zc = Zeroconf(interfaces=["127.0.0.1"])
assert zc.get_service_info("_neverused._tcp.local.", "xneverused._neverused._tcp.local.", 10) is None
zc.close()
await asyncio.get_event_loop().run_in_executor(None, sync_code)
@pytest.mark.asyncio
async def test_async_service_registration() -> None:
"""Test registering services broadcasts the registration by default."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
aiozc.zeroconf.add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
await task
new_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.3")],
)
task = await aiozc.async_update_service(new_info)
await task
assert new_info.dns_service().server_key == "ash-2.local."
new_info.server = "ash-3.local."
task = await aiozc.async_update_service(new_info)
await task
assert new_info.dns_service().server_key == "ash-3.local."
task = await aiozc.async_unregister_service(new_info)
await task
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("update", type_, registration_name),
("update", type_, registration_name),
("remove", type_, registration_name),
]
@pytest.mark.asyncio
async def test_async_service_registration_with_server_missing() -> None:
"""Test registering a service with the server not specified.
For backwards compatibility, the server should be set to the
name that was passed in.
"""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
aiozc.zeroconf.add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
await task
assert info.server == registration_name
assert info.server_key == registration_name
new_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.3")],
)
task = await aiozc.async_update_service(new_info)
await task
task = await aiozc.async_unregister_service(new_info)
await task
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("update", type_, registration_name),
("remove", type_, registration_name),
]
@pytest.mark.asyncio
async def test_async_service_registration_same_server_different_ports() -> None:
"""Test registering services with the same server with different srv records."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
name2 = "xxxyyy2"
registration_name = f"{name}.{type_}"
registration_name2 = f"{name2}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
aiozc.zeroconf.add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
info2 = ServiceInfo(
type_,
registration_name2,
81,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
tasks = []
tasks.append(await aiozc.async_register_service(info))
tasks.append(await aiozc.async_register_service(info2))
await asyncio.gather(*tasks)
task = await aiozc.async_unregister_service(info)
await task
entries = aiozc.zeroconf.cache.async_entries_with_server("ash-2.local.")
assert len(entries) == 1
assert info2.dns_service() in entries
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("add", type_, registration_name2),
("remove", type_, registration_name),
("remove", type_, registration_name2),
]
@pytest.mark.asyncio
async def test_async_service_registration_same_server_same_ports() -> None:
"""Test registering services with the same server with the exact same srv record."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
name2 = "xxxyyy2"
registration_name = f"{name}.{type_}"
registration_name2 = f"{name2}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
aiozc.zeroconf.add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
info2 = ServiceInfo(
type_,
registration_name2,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
tasks = []
tasks.append(await aiozc.async_register_service(info))
tasks.append(await aiozc.async_register_service(info2))
await asyncio.gather(*tasks)
task = await aiozc.async_unregister_service(info)
await task
entries = aiozc.zeroconf.cache.async_entries_with_server("ash-2.local.")
assert len(entries) == 1
assert info2.dns_service() in entries
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("add", type_, registration_name2),
("remove", type_, registration_name),
("remove", type_, registration_name2),
]
@pytest.mark.asyncio
async def test_async_service_registration_name_conflict() -> None:
"""Test registering services throws on name conflict."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test-srvc2-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
await task
with pytest.raises(NonUniqueNameException):
task = await aiozc.async_register_service(info)
await task
with pytest.raises(ServiceNameAlreadyRegistered):
task = await aiozc.async_register_service(info, cooperating_responders=True)
await task
conflicting_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-3.local.",
addresses=[socket.inet_aton("10.0.1.3")],
)
with pytest.raises(NonUniqueNameException):
task = await aiozc.async_register_service(conflicting_info)
await task
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_service_registration_name_does_not_match_type() -> None:
"""Test registering services throws when the name does not match the type."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test-srvc3-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
info.type = "_wrong._tcp.local."
with pytest.raises(BadTypeInNameException):
task = await aiozc.async_register_service(info)
await task
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_service_registration_name_strict_check() -> None:
"""Test registering services throws when the name does not comply."""
zc = Zeroconf(interfaces=["127.0.0.1"])
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_ibisip_http._tcp.local."
name = "CustomerInformationService-F4D4895E9EEB"
registration_name = f"{name}.{type_}"
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
with pytest.raises(BadTypeInNameException):
await zc.async_check_service(info, allow_name_change=False)
with pytest.raises(BadTypeInNameException):
task = await aiozc.async_register_service(info)
await task
await zc.async_check_service(info, allow_name_change=False, strict=False)
task = await aiozc.async_register_service(info, strict=False)
await task
await aiozc.async_unregister_service(info)
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_tasks() -> None:
"""Test awaiting broadcast tasks"""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test-srvc4-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, zeroconf: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
aiozc.zeroconf.add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
assert isinstance(task, asyncio.Task)
await task
new_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.3")],
)
task = await aiozc.async_update_service(new_info)
assert isinstance(task, asyncio.Task)
await task
task = await aiozc.async_unregister_service(new_info)
assert isinstance(task, asyncio.Task)
await task
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("update", type_, registration_name),
("remove", type_, registration_name),
]
@pytest.mark.asyncio
async def test_async_wait_unblocks_on_update() -> None:
"""Test async_wait will unblock on update."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test-srvc4-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
# Should unblock due to update from the
# registration
now = current_time_millis()
await aiozc.zeroconf.async_wait(50000)
assert current_time_millis() - now < 3000
await task
now = current_time_millis()
await aiozc.zeroconf.async_wait(50)
assert current_time_millis() - now < 1000
await aiozc.async_close()
@pytest.mark.asyncio
async def test_service_info_async_request() -> None:
"""Test registering services broadcasts and query with AsyncServceInfo.async_request."""
if not has_working_ipv6() or os.environ.get("SKIP_IPV6"):
pytest.skip("Requires IPv6")
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
name2 = "abc"
registration_name = f"{name}.{type_}"
registration_name2 = f"{name2}.{type_}"
# Start a tasks BEFORE the registration that will keep trying
# and see the registration a bit later
get_service_info_task1 = asyncio.ensure_future(aiozc.async_get_service_info(type_, registration_name))
await asyncio.sleep(_LISTENER_TIME / 1000 / 2)
get_service_info_task2 = asyncio.ensure_future(aiozc.async_get_service_info(type_, registration_name))
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-1.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
info2 = ServiceInfo(
type_,
registration_name2,
80,
0,
0,
desc,
"ash-5.local.",
addresses=[socket.inet_aton("10.0.1.5")],
)
tasks = []
tasks.append(await aiozc.async_register_service(info))
tasks.append(await aiozc.async_register_service(info2))
await asyncio.gather(*tasks)
aiosinfo = await get_service_info_task1
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.2")]
aiosinfo = await get_service_info_task2
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.2")]
aiosinfo = await aiozc.async_get_service_info(type_, registration_name)
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.2")]
new_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[
socket.inet_aton("10.0.1.3"),
socket.inet_pton(socket.AF_INET6, "6001:db8::1"),
],
)
task = await aiozc.async_update_service(new_info)
await task
aiosinfo = await aiozc.async_get_service_info(type_, registration_name)
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.3")]
aiosinfo = await aiozc.zeroconf.async_get_service_info(type_, registration_name)
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.3")]
aiosinfos = await asyncio.gather(
aiozc.async_get_service_info(type_, registration_name),
aiozc.async_get_service_info(type_, registration_name2),
)
assert aiosinfos[0] is not None
assert aiosinfos[0].addresses == [socket.inet_aton("10.0.1.3")]
assert aiosinfos[1] is not None
assert aiosinfos[1].addresses == [socket.inet_aton("10.0.1.5")]
aiosinfo = AsyncServiceInfo(type_, registration_name)
_clear_cache(aiozc.zeroconf)
# Generating the race condition is almost impossible
# without patching since its a TOCTOU race
with patch("zeroconf.asyncio.AsyncServiceInfo._is_complete", False):
await aiosinfo.async_request(aiozc.zeroconf, 3000)
assert aiosinfo is not None
assert aiosinfo.addresses == [socket.inet_aton("10.0.1.3")]
task = await aiozc.async_unregister_service(new_info)
await task
aiosinfo = await aiozc.async_get_service_info(type_, registration_name)
assert aiosinfo is None
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_service_browser() -> None:
"""Test AsyncServiceBrowser."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test9-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
calls = []
class MyListener(ServiceListener):
def add_service(self, aiozc: Zeroconf, type: str, name: str) -> None:
calls.append(("add", type, name))
def remove_service(self, aiozc: Zeroconf, type: str, name: str) -> None:
calls.append(("remove", type, name))
def update_service(self, aiozc: Zeroconf, type: str, name: str) -> None:
calls.append(("update", type, name))
listener = MyListener()
await aiozc.async_add_service_listener(type_, listener)
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
await task
new_info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.3")],
)
task = await aiozc.async_update_service(new_info)
await task
task = await aiozc.async_unregister_service(new_info)
await task
await aiozc.zeroconf.async_wait(1)
await aiozc.async_close()
assert calls == [
("add", type_, registration_name),
("update", type_, registration_name),
("remove", type_, registration_name),
]
@pytest.mark.asyncio
async def test_async_context_manager() -> None:
"""Test using an async context manager."""
type_ = "_test10-sr-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
async with AsyncZeroconf(interfaces=["127.0.0.1"]) as aiozc:
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
{"path": "/~paulsm/"},
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await aiozc.async_register_service(info)
await task
aiosinfo = await aiozc.async_get_service_info(type_, registration_name)
assert aiosinfo is not None
@pytest.mark.asyncio
async def test_service_browser_cancel_async_context_manager():
"""Test we can cancel an AsyncServiceBrowser with it being used as an async context manager."""
# instantiate a zeroconf instance
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
zc = aiozc.zeroconf
type_ = "_hap._tcp.local."
class MyServiceListener(ServiceListener):
pass
listener = MyServiceListener()
browser = AsyncServiceBrowser(zc, type_, None, listener)
assert cast(bool, browser.done) is False
async with browser:
pass
assert cast(bool, browser.done) is True
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_unregister_all_services() -> None:
"""Test unregistering all services."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
type_ = "_test1-srvc-type._tcp.local."
name = "xxxyyy"
name2 = "abc"
registration_name = f"{name}.{type_}"
registration_name2 = f"{name2}.{type_}"
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-1.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
info2 = ServiceInfo(
type_,
registration_name2,
80,
0,
0,
desc,
"ash-5.local.",
addresses=[socket.inet_aton("10.0.1.5")],
)
tasks = []
tasks.append(await aiozc.async_register_service(info))
tasks.append(await aiozc.async_register_service(info2))
await asyncio.gather(*tasks)
tasks = []
tasks.append(aiozc.async_get_service_info(type_, registration_name))
tasks.append(aiozc.async_get_service_info(type_, registration_name2))
results = await asyncio.gather(*tasks)
assert results[0] is not None
assert results[1] is not None
await aiozc.async_unregister_all_services()
_clear_cache(aiozc.zeroconf)
tasks = []
tasks.append(aiozc.async_get_service_info(type_, registration_name))
tasks.append(aiozc.async_get_service_info(type_, registration_name2))
results = await asyncio.gather(*tasks)
assert results[0] is None
assert results[1] is None
# Verify we can call again
await aiozc.async_unregister_all_services()
await aiozc.async_close()
@pytest.mark.asyncio
async def test_async_zeroconf_service_types():
type_ = "_test-srvc-type._tcp.local."
name = "xxxyyy"
registration_name = f"{name}.{type_}"
zeroconf_registrar = AsyncZeroconf(interfaces=["127.0.0.1"])
desc = {"path": "/~paulsm/"}
info = ServiceInfo(
type_,
registration_name,
80,
0,
0,
desc,
"ash-2.local.",
addresses=[socket.inet_aton("10.0.1.2")],
)
task = await zeroconf_registrar.async_register_service(info)
await task
# Ensure we do not clear the cache until after the last broadcast is processed
await asyncio.sleep(0.2)
_clear_cache(zeroconf_registrar.zeroconf)
try:
service_types = await AsyncZeroconfServiceTypes.async_find(interfaces=["127.0.0.1"], timeout=2)
assert type_ in service_types
_clear_cache(zeroconf_registrar.zeroconf)
service_types = await AsyncZeroconfServiceTypes.async_find(aiozc=zeroconf_registrar, timeout=2)
assert type_ in service_types
finally:
await zeroconf_registrar.async_close()
@pytest.mark.asyncio
async def test_guard_against_running_serviceinfo_request_event_loop() -> None:
"""Test that running ServiceInfo.request from the event loop throws."""
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
service_info = AsyncServiceInfo("_hap._tcp.local.", "doesnotmatter._hap._tcp.local.")
with pytest.raises(RuntimeError):
service_info.request(aiozc.zeroconf, 3000)
await aiozc.async_close()
@pytest.mark.asyncio
async def test_service_browser_instantiation_generates_add_events_from_cache():
"""Test that the ServiceBrowser will generate Add events with the existing cache when starting."""
# instantiate a zeroconf instance
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
zc = aiozc.zeroconf
type_ = "_hap._tcp.local."
registration_name = f"xxxyyy.{type_}"
callbacks = []
class MyServiceListener(ServiceListener):
def add_service(self, zc, type_, name) -> None: # type: ignore[no-untyped-def]
nonlocal callbacks
if name == registration_name:
callbacks.append(("add", type_, name))
def remove_service(self, zc, type_, name) -> None: # type: ignore[no-untyped-def]
nonlocal callbacks
if name == registration_name:
callbacks.append(("remove", type_, name))
def update_service(self, zc, type_, name) -> None: # type: ignore[no-untyped-def]
nonlocal callbacks
if name == registration_name:
callbacks.append(("update", type_, name))
listener = MyServiceListener()
desc = {"path": "/~paulsm/"}
address_parsed = "10.0.1.2"
address = socket.inet_aton(address_parsed)
info = ServiceInfo(type_, registration_name, 80, 0, 0, desc, "ash-2.local.", addresses=[address])
zc.cache.async_add_records(
[info.dns_pointer(), info.dns_service(), *info.dns_addresses(), info.dns_text()]
)
browser = AsyncServiceBrowser(zc, type_, None, listener)
await asyncio.sleep(0)
assert callbacks == [
("add", type_, registration_name),
]
await browser.async_cancel()
await aiozc.async_close()
@pytest.mark.asyncio
async def test_integration():
service_added = asyncio.Event()
service_removed = asyncio.Event()
unexpected_ttl = asyncio.Event()
got_query = asyncio.Event()
type_ = "_http._tcp.local."
registration_name = f"xxxyyy.{type_}"
def on_service_state_change(zeroconf, service_type, state_change, name):
if name == registration_name:
if state_change is ServiceStateChange.Added:
service_added.set()
elif state_change is ServiceStateChange.Removed:
service_removed.set()
aiozc = AsyncZeroconf(interfaces=["127.0.0.1"])
zeroconf_browser = aiozc.zeroconf
zeroconf_browser.question_history = QuestionHistoryWithoutSuppression()
await zeroconf_browser.async_wait_for_start()
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