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unshackle/tests/remote/unit/test_remote_relay.py
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Python

import asyncio
import json
import time
import pytest
from unshackle.core import remote_service
from unshackle.core.api import handlers
from unshackle.core.api.errors import APIError, APIErrorCode
from unshackle.core.config import config
SERVICES = [
{
"tag": "EXAMPLE",
"aliases": ["sample"],
"cli_params": [{"kind": "option", "name": "extras"}, {"kind": "argument", "name": "title"}],
}
]
INFO = SERVICES[0]
class FakeRemote:
service_tag = "EXAMPLE"
def __init__(self) -> None:
self.closed = False
def close(self) -> None:
self.closed = True
@pytest.fixture
def pool(monkeypatch):
logins = []
def fake_setup(data, server, profile, title_id, request=None):
time.sleep(0.05) # long enough that every request queues on the lease lock
logins.append(title_id)
return FakeRemote()
monkeypatch.setattr(handlers, "setup_remote_service", fake_setup)
monkeypatch.setattr(handlers, "_remote_pool", {})
return logins
def lease(data, **extra):
return handlers.lease_remote_service({**data, **extra}, "srv", INFO, None, "show")
DATA = {"service": "EXAMPLE", "title_id": "show", "remote": "srv"}
async def test_concurrent_leases_share_one_session(pool):
leases = await asyncio.gather(*(lease(DATA, wanted=f"S01E0{i}") for i in range(1, 7)))
assert pool == ["show"]
assert len({id(x.service) for x in leases}) == 1
for x in leases:
await handlers.release_remote_service(x)
assert not leases[0].service.closed and handlers._remote_pool
async def test_a_broken_session_leaves_the_pool_at_once_but_closes_after_its_last_holder(pool):
first = await lease(DATA)
second = await lease(DATA)
first.dead = True
await handlers.release_remote_service(first)
assert not handlers._remote_pool and not first.service.closed
await handlers.release_remote_service(second)
assert first.service.closed
assert (await lease(DATA)).service is not first.service
async def test_only_options_that_reach_the_remote_split_the_pool(pool):
a = await lease(DATA, extras="a")
b = await lease(DATA, extras="b")
c = await lease(DATA, extras="a", tvdb_id="1", client_name="x")
assert a.service is not b.service
assert a.service is c.service
@pytest.fixture
def remote_config(monkeypatch):
monkeypatch.setattr(config, "remote_services", {"srv": {"url": "https://srv", "api_key": "k"}})
monkeypatch.setattr(remote_service, "remote_service_list", lambda name: SERVICES)
monkeypatch.setattr(handlers, "get_allowed_services", lambda request=None: None)
def test_remote_server_resolves_case_and_aliases(remote_config):
assert handlers.remote_server({"remote": "srv", "service": "example"}) == ("srv", INFO)
assert handlers.remote_server({"remote": "srv", "service": "Sample"}) == ("srv", INFO)
assert handlers.remote_server({"service": "EXAMPLE"}) is None
@pytest.mark.parametrize(
"data, code",
[
({"remote": "nope", "service": "EXAMPLE"}, APIErrorCode.INVALID_PARAMETERS),
({"remote": ["srv"], "service": "EXAMPLE"}, APIErrorCode.INVALID_PARAMETERS),
({"remote": "srv", "service": "OTHER"}, APIErrorCode.INVALID_SERVICE),
],
)
def test_remote_server_rejects(remote_config, data, code):
with pytest.raises(APIError) as e:
handlers.remote_server(data)
assert e.value.error_code == code
def test_remote_server_applies_the_allowlist_and_reports_an_unreachable_server(remote_config, monkeypatch):
monkeypatch.setattr(handlers, "get_allowed_services", lambda request=None: ["OTHER"])
with pytest.raises(APIError) as e:
handlers.remote_server({"remote": "srv", "service": "EXAMPLE"})
assert e.value.error_code == APIErrorCode.INVALID_SERVICE
monkeypatch.setattr(remote_service, "remote_service_list", lambda name: None)
with pytest.raises(APIError) as e:
handlers.remote_server({"remote": "srv", "service": "EXAMPLE"})
assert e.value.error_code == APIErrorCode.SERVICE_UNAVAILABLE
def test_make_remote_service_passes_only_cli_options(remote_config, monkeypatch):
built = {}
monkeypatch.setattr(remote_service, "resolve_server", lambda name: ("https://srv", "k", {"EXAMPLE": {"x": 1}}))
monkeypatch.setattr(remote_service, "RemoteService", lambda *a, **kw: built.update(args=a, **kw))
remote_service.make_remote_service(
None, "srv", "EXAMPLE", "id", {"service_params": {"extras": "y", "service": "OTHER", "proxy": "x"}}, False
)
assert built["service_params"] == {"extras": "y"}
assert "EXAMPLE" not in built["args"][5] # apply_overrides=False keeps the remote's overrides out
remote_service.make_remote_service(None, "srv", "EXAMPLE", "id", {"extras": "z", "service": "OTHER", "quality": 1})
assert built["service_params"] == {"extras": "z"}
assert built["args"][5]["EXAMPLE"] == {"x": 1}
def test_remote_error_carries_its_reason_and_exits_a_cli_run():
err = remote_service.RemoteError("Server error [SESSION_NOT_FOUND]: gone", "SESSION_NOT_FOUND")
assert isinstance(err, SystemExit) and err.code == 1 and err.kind == "SESSION_NOT_FOUND"
assert err.session_broke
assert not remote_service.RemoteError("Server error [NOT_FOUND]: no title", "NOT_FOUND").session_broke
def test_a_geofenced_remote_service_gets_its_first_allowed_region_as_proxy(monkeypatch):
monkeypatch.setattr(handlers, "server_proxy_allowed", lambda request=None: True)
fenced = {"tag": "EXAMPLE", "geofence": ["US", "ca"], "geoblock": ["us"]}
assert handlers.geofence_proxy({}, {"tag": "EXAMPLE", "geofence": ["US", "ca"]}) == {"proxy": "us"}
assert handlers.geofence_proxy({}, fenced) == {"proxy": "ca"}
assert handlers.geofence_proxy({"proxy": "gb"}, fenced) == {}
assert handlers.geofence_proxy({"no_proxy": True}, fenced) == {}
assert handlers.geofence_proxy({}, INFO) == {}
monkeypatch.setattr(handlers, "server_proxy_allowed", lambda request=None: False)
assert handlers.geofence_proxy({}, fenced) == {}
def test_a_quiet_remote_login_shows_its_last_server_lines_as_a_notice(monkeypatch):
import logging
from threading import Lock
shown = []
monkeypatch.setattr(remote_service, "show_notice", shown.append)
monkeypatch.setattr(remote_service.time, "sleep", lambda s: None)
logs = iter([["+ IP Region: CA"], ["+ Open URL: https://disneyplus.com/start\n+ Enter pair code: 9835-2503"], []])
statuses = iter(["authenticating", "authenticating", "authenticating", "authenticated"])
class Client:
def get(self, endpoint):
return {"status": next(statuses)}
def get_optional(self, endpoint):
batch = next(logs, [])
remote.seq += len(batch)
return {"logs": [{"level": "INFO", "message": m} for m in batch], "last_seq": remote.seq}
remote = object.__new__(remote_service.RemoteService)
remote.seq = 0
remote.client, remote._session_id, remote._log_seq = Client(), "sid", 0
remote._recent_logs, remote.auth_notice, remote._log_drain_lock = [], None, Lock()
remote.log, remote._cdm_sessions = logging.getLogger("test"), {}
monkeypatch.setattr(remote_service.RemoteService, "local_cdm", None)
remote.poll_auth_completion(poll_interval=0)
# silent while the remote was still logging; the pair code once it went quiet; cleared when done
assert shown == ["+ IP Region: CA\n+ Open URL: https://disneyplus.com/start\n+ Enter pair code: 9835-2503", None]
assert remote.auth_notice is None
async def test_a_remote_login_prompt_waits_for_its_owners_answer(monkeypatch):
import threading as th
class Remote:
auth_notice = None
login = handlers.RemoteLogin("owner", "srv", "OTHER", "show", Remote())
monkeypatch.setattr(handlers, "_remote_logins", {login.id: login})
monkeypatch.setattr(handlers, "is_admin", lambda request: False)
caller = {"key": "owner"}
monkeypatch.setattr(handlers, "caller_key", lambda request: caller["key"])
got = []
asker = th.Thread(target=lambda: got.append(login.bridge.request_input("Enter the code sent to your email")))
asker.start()
while login.bridge.get_pending_prompt() is None:
await asyncio.sleep(0.01)
listed = json.loads((await handlers.remote_logins_handler(None)).text)["logins"]
assert listed[0]["prompt"] == "Enter the code sent to your email"
caller["key"] = "someone-else"
assert json.loads((await handlers.remote_logins_handler(None)).text)["logins"] == []
with pytest.raises(APIError) as e:
await handlers.remote_login_input_handler(login.id, {"response": "123456"}, None)
assert e.value.error_code == APIErrorCode.NOT_FOUND
caller["key"] = "owner"
await handlers.remote_login_input_handler(login.id, {"response": "123456"}, None)
asker.join(2)
assert got == ["123456"] and login.bridge.get_pending_prompt() is None
with pytest.raises(APIError) as e:
await handlers.remote_login_input_handler(login.id, {"response": "again"}, None)
assert e.value.error_code == APIErrorCode.CONFLICT