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Add option to use alternative listeners with DaphneTestingInstance

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Additionally, allow the caller to disable the default listener on 127.0.0.1.
This commit is contained in:
InvalidInterrupt 2023-09-02 16:38:04 -07:00
parent dc5e069ab1
commit 3d9bbebfda
1 changed files with 44 additions and 9 deletions
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53
daphne/testing.py
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@ -18,11 +18,21 @@ class BaseDaphneTestingInstance:
startup_timeout = 2 startup_timeout = 2
def __init__( def __init__(
self, xff=False, http_timeout=None, request_buffer_size=None, *, application self,
xff=False,
http_timeout=None,
request_buffer_size=None,
*,
application,
host="127.0.0.1",
unix_socket=None,
file_descriptor=None,
): ):
self.xff = xff self.xff = xff
self.http_timeout = http_timeout self.http_timeout = http_timeout
self.host = "127.0.0.1" self.host = host
self.unix_socket = unix_socket
self.file_descriptor = file_descriptor
self.request_buffer_size = request_buffer_size self.request_buffer_size = request_buffer_size
self.application = application self.application = application
@ -44,6 +54,8 @@ class BaseDaphneTestingInstance:
# Start up process # Start up process
self.process = DaphneProcess( self.process = DaphneProcess(
host=self.host, host=self.host,
unix_socket=self.unix_socket,
file_descriptor=self.file_descriptor,
get_application=self.get_application, get_application=self.get_application,
kwargs=kwargs, kwargs=kwargs,
setup=self.process_setup, setup=self.process_setup,
@ -126,9 +138,20 @@ class DaphneProcess(multiprocessing.Process):
port it ends up listening on back to the parent process. port it ends up listening on back to the parent process.
""" """
def __init__(self, host, get_application, kwargs=None, setup=None, teardown=None): def __init__(
self,
get_application,
host=None,
file_descriptor=None,
unix_socket=None,
kwargs=None,
setup=None,
teardown=None,
):
super().__init__() super().__init__()
self.host = host self.host = host
self.file_descriptor = file_descriptor
self.unix_socket = unix_socket
self.get_application = get_application self.get_application = get_application
self.kwargs = kwargs or {} self.kwargs = kwargs or {}
self.setup = setup self.setup = setup
@ -153,12 +176,17 @@ class DaphneProcess(multiprocessing.Process):
try: try:
# Create the server class # Create the server class
endpoints = build_endpoint_description_strings(host=self.host, port=0) endpoints = build_endpoint_description_strings(
host=self.host,
port=0 if self.host else None,
unix_socket=self.unix_socket,
file_descriptor=self.file_descriptor,
)
self.server = Server( self.server = Server(
application=application, application=application,
endpoints=endpoints, endpoints=endpoints,
signal_handlers=False, signal_handlers=False,
**self.kwargs **self.kwargs,
) )
# Set up a poller to look for the port # Set up a poller to look for the port
reactor.callLater(0.1, self.resolve_port) reactor.callLater(0.1, self.resolve_port)
@ -177,11 +205,18 @@ class DaphneProcess(multiprocessing.Process):
def resolve_port(self): def resolve_port(self):
from twisted.internet import reactor from twisted.internet import reactor
if self.server.listening_addresses: if not all(listener.called for listener in self.server.listeners):
self.port.value = self.server.listening_addresses[0][1] pass
self.ready.set() elif self.host:
if self.server.listening_addresses:
self.port.value = self.server.listening_addresses[0][1]
self.ready.set()
return
else: else:
reactor.callLater(0.1, self.resolve_port) self.port.value = -1
self.ready.set()
return
reactor.callLater(0.1, self.resolve_port)
class TestApplication: class TestApplication: