.github/workflows/main.yml

@@ -1,18 +1,18 @@
 name: ci
-on: ["push", "pull_request", "workflow_dispatch"]
+on: ["push", "pull_request"]
 
 jobs:
 
   lint:
     name: lint
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v1
         with:
-          python-version: '3.9'
+          python-version: '3.7'
       - name: extract pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v2
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('setup.py') }}
@@ -26,26 +26,26 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-20.04
+          - ubuntu-latest
           - macos-latest
           - windows-latest
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v1
         with:
-          python-version: '3.9'
+          python-version: '3.7'
       - name: set pip cache dir
-        shell: bash
-        run: echo "PIP_CACHE_DIR=$(pip cache dir)" >> $GITHUB_ENV
+        id: pip-cache
+        run: echo "::set-output name=dir::$(pip cache dir)"
       - name: extract pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v2
         with:
-          path: ${{ env.PIP_CACHE_DIR }}
+          path: ${{ steps.pip-cache.outputs.dir }}
           key: ${{ runner.os }}-pip-${{ hashFiles('setup.py') }}
           restore-keys: ${{ runner.os }}-pip-
       - id: os-name
-        uses: ASzc/change-string-case-action@v5
+        uses: ASzc/change-string-case-action@v1
         with:
           string: ${{ runner.os }}
       - run: python -m pip install --user --upgrade pip wheel
@@ -72,7 +72,7 @@ jobs:
 
   tests-integration:
     name: "tests / integration"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         test:
@@ -93,16 +93,16 @@ jobs:
         uses: elastic/elastic-github-actions/elasticsearch@master
         with:
           stack-version: 7.12.1
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v1
         with:
-          python-version: '3.9'
+          python-version: '3.7'
       - if: matrix.test == 'other'
         run: |
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends ffmpeg
       - name: extract pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v2
         with:
           path: ./.tox
           key: tox-integration-${{ matrix.test }}-${{ hashFiles('setup.py') }}
@@ -123,7 +123,7 @@ jobs:
 
   coverage:
     needs: ["tests-unit", "tests-integration"]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: finalize coverage report submission
         env:
@@ -138,29 +138,29 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-20.04
+          - ubuntu-18.04
           - macos-latest
           - windows-latest
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v1
         with:
-          python-version: '3.9'
+          python-version: '3.7'
       - id: os-name
-        uses: ASzc/change-string-case-action@v5
+        uses: ASzc/change-string-case-action@v1
         with:
           string: ${{ runner.os }}
       - name: set pip cache dir
-        shell: bash
-        run: echo "PIP_CACHE_DIR=$(pip cache dir)" >> $GITHUB_ENV
+        id: pip-cache
+        run: echo "::set-output name=dir::$(pip cache dir)"
       - name: extract pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v2
         with:
-          path: ${{ env.PIP_CACHE_DIR }}
+          path: ${{ steps.pip-cache.outputs.dir }}
           key: ${{ runner.os }}-pip-${{ hashFiles('setup.py') }}
           restore-keys: ${{ runner.os }}-pip-
-      - run: pip install pyinstaller==4.6
+      - run: pip install pyinstaller==4.4
       - run: pip install -e .
       - if: startsWith(github.ref, 'refs/tags/v')
         run: python docker/set_build.py
@@ -175,7 +175,7 @@ jobs:
           pip install pywin32==301
           pyinstaller --additional-hooks-dir=scripts/. --icon=icons/lbry256.ico --onefile --name lbrynet lbry/extras/cli.py
           dist/lbrynet.exe --version
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v2
         with:
           name: lbrynet-${{ steps.os-name.outputs.lowercase }}
           path: dist/
@@ -184,7 +184,7 @@ jobs:
     name: "release"
     if: startsWith(github.ref, 'refs/tags/v')
     needs: ["build"]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
       - uses: actions/download-artifact@v2

.github/workflows/release.yml

@@ -7,7 +7,7 @@ on:
 jobs:
   release:
     name: "slack notification"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: LoveToKnow/slackify-markdown-action@v1.0.0
         id: markdown

lbry/__init__.py

@@ -1,2 +1,2 @@
-__version__ = "0.113.0"
+__version__ = "0.111.0"
 version = tuple(map(int, __version__.split('.')))  # pylint: disable=invalid-name

lbry/blob/blob_file.py

@@ -87,8 +87,8 @@ class AbstractBlob:
         self.blob_completed_callback = blob_completed_callback
         self.blob_directory = blob_directory
         self.writers: typing.Dict[typing.Tuple[typing.Optional[str], typing.Optional[int]], HashBlobWriter] = {}
-        self.verified: asyncio.Event = asyncio.Event()
-        self.writing: asyncio.Event = asyncio.Event()
+        self.verified: asyncio.Event = asyncio.Event(loop=self.loop)
+        self.writing: asyncio.Event = asyncio.Event(loop=self.loop)
         self.readers: typing.List[typing.BinaryIO] = []
         self.added_on = added_on or time.time()
         self.is_mine = is_mine
@@ -222,7 +222,7 @@ class AbstractBlob:
                         peer_port: typing.Optional[int] = None) -> HashBlobWriter:
         if (peer_address, peer_port) in self.writers and not self.writers[(peer_address, peer_port)].closed():
             raise OSError(f"attempted to download blob twice from {peer_address}:{peer_port}")
-        fut = asyncio.Future()
+        fut = asyncio.Future(loop=self.loop)
         writer = HashBlobWriter(self.blob_hash, self.get_length, fut)
         self.writers[(peer_address, peer_port)] = writer
 

lbry/blob_exchange/client.py

@@ -32,7 +32,7 @@ class BlobExchangeClientProtocol(asyncio.Protocol):
         self.buf = b''
 
         # this is here to handle the race when the downloader is closed right as response_fut gets a result
-        self.closed = asyncio.Event()
+        self.closed = asyncio.Event(loop=self.loop)
 
     def data_received(self, data: bytes):
         if self.connection_manager:
@@ -111,7 +111,7 @@ class BlobExchangeClientProtocol(asyncio.Protocol):
             self.transport.write(msg)
             if self.connection_manager:
                 self.connection_manager.sent_data(f"{self.peer_address}:{self.peer_port}", len(msg))
-            response: BlobResponse = await asyncio.wait_for(self._response_fut, self.peer_timeout)
+            response: BlobResponse = await asyncio.wait_for(self._response_fut, self.peer_timeout, loop=self.loop)
             availability_response = response.get_availability_response()
             price_response = response.get_price_response()
             blob_response = response.get_blob_response()
@@ -151,7 +151,7 @@ class BlobExchangeClientProtocol(asyncio.Protocol):
                 f" timeout in {self.peer_timeout}"
             log.debug(msg)
             msg = f"downloaded {self.blob.blob_hash[:8]} from {self.peer_address}:{self.peer_port}"
-            await asyncio.wait_for(self.writer.finished, self.peer_timeout)
+            await asyncio.wait_for(self.writer.finished, self.peer_timeout, loop=self.loop)
             # wait for the io to finish
             await self.blob.verified.wait()
             log.info("%s at %fMB/s", msg,
@@ -187,7 +187,7 @@ class BlobExchangeClientProtocol(asyncio.Protocol):
         try:
             self._blob_bytes_received = 0
             self.blob, self.writer = blob, blob.get_blob_writer(self.peer_address, self.peer_port)
-            self._response_fut = asyncio.Future()
+            self._response_fut = asyncio.Future(loop=self.loop)
             return await self._download_blob()
         except OSError:
             # i'm not sure how to fix this race condition - jack
@@ -244,7 +244,7 @@ async def request_blob(loop: asyncio.AbstractEventLoop, blob: Optional['Abstract
     try:
         if not connected_protocol:
             await asyncio.wait_for(loop.create_connection(lambda: protocol, address, tcp_port),
-                                   peer_connect_timeout)
+                                   peer_connect_timeout, loop=loop)
             connected_protocol = protocol
         if blob is None or blob.get_is_verified() or not blob.is_writeable():
             # blob is None happens when we are just opening a connection

lbry/blob_exchange/downloader.py

@@ -30,7 +30,7 @@ class BlobDownloader:
         self.failures: typing.Dict['KademliaPeer', int] = {}
         self.connection_failures: typing.Set['KademliaPeer'] = set()
         self.connections: typing.Dict['KademliaPeer', 'BlobExchangeClientProtocol'] = {}
-        self.is_running = asyncio.Event()
+        self.is_running = asyncio.Event(loop=self.loop)
 
     def should_race_continue(self, blob: 'AbstractBlob'):
         max_probes = self.config.max_connections_per_download * (1 if self.connections else 10)
@@ -64,8 +64,8 @@ class BlobDownloader:
             self.scores[peer] = bytes_received / elapsed if bytes_received and elapsed else 1
 
     async def new_peer_or_finished(self):
-        active_tasks = list(self.active_connections.values()) + [asyncio.create_task(asyncio.sleep(1))]
-        await asyncio.wait(active_tasks, return_when='FIRST_COMPLETED')
+        active_tasks = list(self.active_connections.values()) + [asyncio.sleep(1)]
+        await asyncio.wait(active_tasks, loop=self.loop, return_when='FIRST_COMPLETED')
 
     def cleanup_active(self):
         if not self.active_connections and not self.connections:
@@ -126,7 +126,7 @@ class BlobDownloader:
 
 async def download_blob(loop, config: 'Config', blob_manager: 'BlobManager', dht_node: 'Node',
                         blob_hash: str) -> 'AbstractBlob':
-    search_queue = asyncio.Queue(maxsize=config.max_connections_per_download)
+    search_queue = asyncio.Queue(loop=loop, maxsize=config.max_connections_per_download)
     search_queue.put_nowait(blob_hash)
     peer_queue, accumulate_task = dht_node.accumulate_peers(search_queue)
     fixed_peers = None if not config.fixed_peers else await get_kademlia_peers_from_hosts(config.fixed_peers)

lbry/blob_exchange/server.py

@@ -25,19 +25,19 @@ class BlobServerProtocol(asyncio.Protocol):
         self.idle_timeout = idle_timeout
         self.transfer_timeout = transfer_timeout
         self.server_task: typing.Optional[asyncio.Task] = None
-        self.started_listening = asyncio.Event()
+        self.started_listening = asyncio.Event(loop=self.loop)
         self.buf = b''
         self.transport: typing.Optional[asyncio.Transport] = None
         self.lbrycrd_address = lbrycrd_address
         self.peer_address_and_port: typing.Optional[str] = None
-        self.started_transfer = asyncio.Event()
-        self.transfer_finished = asyncio.Event()
+        self.started_transfer = asyncio.Event(loop=self.loop)
+        self.transfer_finished = asyncio.Event(loop=self.loop)
         self.close_on_idle_task: typing.Optional[asyncio.Task] = None
 
     async def close_on_idle(self):
         while self.transport:
             try:
-                await asyncio.wait_for(self.started_transfer.wait(), self.idle_timeout)
+                await asyncio.wait_for(self.started_transfer.wait(), self.idle_timeout, loop=self.loop)
             except asyncio.TimeoutError:
                 log.debug("closing idle connection from %s", self.peer_address_and_port)
                 return self.close()
@@ -101,7 +101,7 @@ class BlobServerProtocol(asyncio.Protocol):
                 log.debug("send %s to %s:%i", blob_hash, peer_address, peer_port)
                 self.started_transfer.set()
                 try:
-                    sent = await asyncio.wait_for(blob.sendfile(self), self.transfer_timeout)
+                    sent = await asyncio.wait_for(blob.sendfile(self), self.transfer_timeout, loop=self.loop)
                     if sent and sent > 0:
                         self.blob_manager.connection_manager.sent_data(self.peer_address_and_port, sent)
                         log.info("sent %s (%i bytes) to %s:%i", blob_hash, sent, peer_address, peer_port)
@@ -157,7 +157,7 @@ class BlobServer:
         self.loop = loop
         self.blob_manager = blob_manager
         self.server_task: typing.Optional[asyncio.Task] = None
-        self.started_listening = asyncio.Event()
+        self.started_listening = asyncio.Event(loop=self.loop)
         self.lbrycrd_address = lbrycrd_address
         self.idle_timeout = idle_timeout
         self.transfer_timeout = transfer_timeout

lbry/conf.py

@@ -688,9 +688,6 @@ class Config(CLIConfig):
     tracker_servers = Servers("BitTorrent-compatible (BEP15) UDP trackers for helping P2P discovery", [
         ('tracker.lbry.com', 9252),
         ('tracker.lbry.grin.io', 9252),
-        ('tracker.lbry.pigg.es', 9252),
-        ('tracker.lizard.technology', 9252),
-        ('s1.lbry.network', 9252),
     ])
 
     lbryum_servers = Servers("SPV wallet servers", [
@@ -703,20 +700,14 @@ class Config(CLIConfig):
         ('spv17.lbry.com', 50001),
         ('spv18.lbry.com', 50001),
         ('spv19.lbry.com', 50001),
-        ('hub.lbry.grin.io', 50001),
-        ('hub.lizard.technology', 50001),
-        ('s1.lbry.network', 50001),
     ])
     known_dht_nodes = Servers("Known nodes for bootstrapping connection to the DHT", [
         ('dht.lbry.grin.io', 4444),  # Grin
         ('dht.lbry.madiator.com', 4444),  # Madiator
-        ('dht.lbry.pigg.es', 4444), # Pigges
         ('lbrynet1.lbry.com', 4444),  # US EAST
         ('lbrynet2.lbry.com', 4444),  # US WEST
         ('lbrynet3.lbry.com', 4444),  # EU
-        ('lbrynet4.lbry.com', 4444),  # ASIA
-        ('dht.lizard.technology', 4444),  # Jack
-        ('s2.lbry.network', 4444),
+        ('lbrynet4.lbry.com', 4444)  # ASIA
     ])
 
     # blockchain

lbry/connection_manager.py

@@ -67,7 +67,7 @@ class ConnectionManager:
 
         while True:
             last = time.perf_counter()
-            await asyncio.sleep(0.1)
+            await asyncio.sleep(0.1, loop=self.loop)
             self._status['incoming_bps'].clear()
             self._status['outgoing_bps'].clear()
             now = time.perf_counter()

lbry/dht/blob_announcer.py

@@ -42,13 +42,15 @@ class BlobAnnouncer:
                     log.debug("failed to announce %s, could only find %d peers, retrying soon.", blob_hash[:8], peers)
             except Exception as err:
                 self.announcements_sent_metric.labels(peers=0, error=True).inc()
+                if isinstance(err, asyncio.CancelledError):  # TODO: remove when updated to 3.8
+                    raise err
                 log.warning("error announcing %s: %s", blob_hash[:8], str(err))
 
     async def _announce(self, batch_size: typing.Optional[int] = 10):
         while batch_size:
             if not self.node.joined.is_set():
                 await self.node.joined.wait()
-            await asyncio.sleep(60)
+            await asyncio.sleep(60, loop=self.loop)
             if not self.node.protocol.routing_table.get_peers():
                 log.warning("No peers in DHT, announce round skipped")
                 continue
@@ -57,7 +59,7 @@ class BlobAnnouncer:
             log.debug("announcer task wake up, %d blobs to announce", len(self.announce_queue))
             while len(self.announce_queue) > 0:
                 log.info("%i blobs to announce", len(self.announce_queue))
-                await asyncio.gather(*[self._run_consumer() for _ in range(batch_size)])
+                await asyncio.gather(*[self._run_consumer() for _ in range(batch_size)], loop=self.loop)
                 announced = list(filter(None, self.announced))
                 if announced:
                     await self.storage.update_last_announced_blobs(announced)

lbry/dht/node.py

@@ -37,7 +37,7 @@ class Node:
         self.protocol = KademliaProtocol(loop, peer_manager, node_id, external_ip, udp_port, peer_port, rpc_timeout,
                                          split_buckets_under_index, is_bootstrap_node)
         self.listening_port: asyncio.DatagramTransport = None
-        self.joined = asyncio.Event()
+        self.joined = asyncio.Event(loop=self.loop)
         self._join_task: asyncio.Task = None
         self._refresh_task: asyncio.Task = None
         self._storage = storage
@@ -79,7 +79,7 @@ class Node:
             else:
                 if force_once:
                     break
-                fut = asyncio.Future()
+                fut = asyncio.Future(loop=self.loop)
                 self.loop.call_later(constants.REFRESH_INTERVAL // 4, fut.set_result, None)
                 await fut
                 continue
@@ -93,7 +93,7 @@ class Node:
             if force_once:
                 break
 
-            fut = asyncio.Future()
+            fut = asyncio.Future(loop=self.loop)
             self.loop.call_later(constants.REFRESH_INTERVAL, fut.set_result, None)
             await fut
 
@@ -108,7 +108,7 @@ class Node:
         for peer in peers:
             log.debug("store to %s %s %s", peer.address, peer.udp_port, peer.tcp_port)
         stored_to_tup = await asyncio.gather(
-            *(self.protocol.store_to_peer(hash_value, peer) for peer in peers)
+            *(self.protocol.store_to_peer(hash_value, peer) for peer in peers), loop=self.loop
         )
         stored_to = [node_id for node_id, contacted in stored_to_tup if contacted]
         if stored_to:
@@ -182,14 +182,14 @@ class Node:
                             for address, udp_port in known_node_urls or []
                         ]))
                     except socket.gaierror:
-                        await asyncio.sleep(30)
+                        await asyncio.sleep(30, loop=self.loop)
                         continue
 
                 self.protocol.peer_manager.reset()
                 self.protocol.ping_queue.enqueue_maybe_ping(*seed_peers, delay=0.0)
                 await self.peer_search(self.protocol.node_id, shortlist=seed_peers, count=32)
 
-            await asyncio.sleep(1)
+            await asyncio.sleep(1, loop=self.loop)
 
     def start(self, interface: str, known_node_urls: typing.Optional[typing.List[typing.Tuple[str, int]]] = None):
         self._join_task = self.loop.create_task(self.join_network(interface, known_node_urls))
@@ -271,7 +271,7 @@ class Node:
     def accumulate_peers(self, search_queue: asyncio.Queue,
                          peer_queue: typing.Optional[asyncio.Queue] = None
                          ) -> typing.Tuple[asyncio.Queue, asyncio.Task]:
-        queue = peer_queue or asyncio.Queue()
+        queue = peer_queue or asyncio.Queue(loop=self.loop)
         return queue, self.loop.create_task(self._accumulate_peers_for_value(search_queue, queue))
 
 

lbry/dht/protocol/iterative_find.py

@@ -83,7 +83,7 @@ class IterativeFinder(AsyncIterator):
         self.contacted: typing.Set['KademliaPeer'] = set()
         self.distance = Distance(key)
 
-        self.iteration_queue = asyncio.Queue()
+        self.iteration_queue = asyncio.Queue(loop=self.loop)
 
         self.running_probes: typing.Dict['KademliaPeer', asyncio.Task] = {}
         self.iteration_count = 0

lbry/dht/protocol/protocol.py

@@ -253,7 +253,7 @@ class PingQueue:
                     del self._pending_contacts[peer]
                     self.maybe_ping(peer)
                     break
-            await asyncio.sleep(1)
+            await asyncio.sleep(1, loop=self._loop)
 
     def start(self):
         assert not self._running
@@ -319,10 +319,10 @@ class KademliaProtocol(DatagramProtocol):
         self.ping_queue = PingQueue(self.loop, self)
         self.node_rpc = KademliaRPC(self, self.loop, self.peer_port)
         self.rpc_timeout = rpc_timeout
-        self._split_lock = asyncio.Lock()
+        self._split_lock = asyncio.Lock(loop=self.loop)
         self._to_remove: typing.Set['KademliaPeer'] = set()
         self._to_add: typing.Set['KademliaPeer'] = set()
-        self._wakeup_routing_task = asyncio.Event()
+        self._wakeup_routing_task = asyncio.Event(loop=self.loop)
         self.maintaing_routing_task: typing.Optional[asyncio.Task] = None
 
     @functools.lru_cache(128)
@@ -385,7 +385,7 @@ class KademliaProtocol(DatagramProtocol):
             while self._to_add:
                 async with self._split_lock:
                     await self._add_peer(self._to_add.pop())
-            await asyncio.gather(self._wakeup_routing_task.wait(), asyncio.sleep(.1))
+            await asyncio.gather(self._wakeup_routing_task.wait(), asyncio.sleep(.1, loop=self.loop), loop=self.loop)
             self._wakeup_routing_task.clear()
 
     def _handle_rpc(self, sender_contact: 'KademliaPeer', message: RequestDatagram):

lbry/dht/protocol/routing_table.py

@@ -8,7 +8,6 @@ from prometheus_client import Gauge
 
 from lbry import utils
 from lbry.dht import constants
-from lbry.dht.error import RemoteException
 from lbry.dht.protocol.distance import Distance
 if typing.TYPE_CHECKING:
     from lbry.dht.peer import KademliaPeer, PeerManager
@@ -396,7 +395,7 @@ class TreeRoutingTable:
             try:
                 await probe(to_replace)
                 return False
-            except (asyncio.TimeoutError, RemoteException):
+            except asyncio.TimeoutError:
                 log.debug("Replacing dead contact in bucket %i: %s:%i with %s:%i ", bucket_index,
                           to_replace.address, to_replace.udp_port, peer.address, peer.udp_port)
                 if to_replace in self.buckets[bucket_index]:

lbry/extras/daemon/component.py

@@ -37,7 +37,7 @@ class Component(metaclass=ComponentType):
     def running(self):
         return self._running
 
-    async def get_status(self): # pylint: disable=no-self-use
+    async def get_status(self):
         return
 
     async def start(self):

lbry/extras/daemon/componentmanager.py

@@ -42,7 +42,7 @@ class ComponentManager:
         self.analytics_manager = analytics_manager
         self.component_classes = {}
         self.components = set()
-        self.started = asyncio.Event()
+        self.started = asyncio.Event(loop=self.loop)
         self.peer_manager = peer_manager or PeerManager(asyncio.get_event_loop_policy().get_event_loop())
 
         for component_name, component_class in self.default_component_classes.items():
@@ -118,7 +118,7 @@ class ComponentManager:
                 component._setup() for component in stage if not component.running
             ]
             if needing_start:
-                await asyncio.wait(map(asyncio.create_task, needing_start))
+                await asyncio.wait(needing_start)
         self.started.set()
 
     async def stop(self):
@@ -131,7 +131,7 @@ class ComponentManager:
                 component._stop() for component in stage if component.running
             ]
             if needing_stop:
-                await asyncio.wait(map(asyncio.create_task, needing_stop))
+                await asyncio.wait(needing_stop)
 
     def all_components_running(self, *component_names):
         """

lbry/extras/daemon/components.py

@@ -374,7 +374,7 @@ class FileManagerComponent(Component):
         log.info('Done setting up file manager')
 
     async def stop(self):
-        await self.file_manager.stop()
+        self.file_manager.stop()
 
 
 class BackgroundDownloaderComponent(Component):
@@ -551,7 +551,7 @@ class UPnPComponent(Component):
         while True:
             if now:
                 await self._maintain_redirects()
-            await asyncio.sleep(360)
+            await asyncio.sleep(360, loop=self.component_manager.loop)
 
     async def _maintain_redirects(self):
         # setup the gateway if necessary
@@ -560,6 +560,8 @@ class UPnPComponent(Component):
                 self.upnp = await UPnP.discover(loop=self.component_manager.loop)
                 log.info("found upnp gateway: %s", self.upnp.gateway.manufacturer_string)
             except Exception as err:
+                if isinstance(err, asyncio.CancelledError):  # TODO: remove when updated to 3.8
+                    raise
                 log.warning("upnp discovery failed: %s", err)
                 self.upnp = None
 
@@ -671,7 +673,7 @@ class UPnPComponent(Component):
             log.info("Removing upnp redirects: %s", self.upnp_redirects)
             await asyncio.wait([
                 self.upnp.delete_port_mapping(port, protocol) for protocol, port in self.upnp_redirects.items()
-            ])
+            ], loop=self.component_manager.loop)
         if self._maintain_redirects_task and not self._maintain_redirects_task.done():
             self._maintain_redirects_task.cancel()
 

lbry/extras/daemon/daemon.py

@@ -614,8 +614,7 @@ class Daemon(metaclass=JSONRPCServerType):
             content_type='application/json'
         )
 
-    @staticmethod
-    async def handle_metrics_get_request(request: web.Request):
+    async def handle_metrics_get_request(self, request: web.Request):
         try:
             return web.Response(
                 text=prom_generate_latest().decode(),
@@ -2944,21 +2943,19 @@ class Daemon(metaclass=JSONRPCServerType):
 
     @requires(WALLET_COMPONENT)
     async def jsonrpc_channel_sign(
-            self, channel_name=None, channel_id=None, hexdata=None, salt=None,
-            channel_account_id=None, wallet_id=None):
+            self, channel_name=None, channel_id=None, hexdata=None, channel_account_id=None, wallet_id=None):
         """
         Signs data using the specified channel signing key.
 
         Usage:
-            channel_sign [<channel_name> | --channel_name=<channel_name>] [<channel_id> | --channel_id=<channel_id>]
-                         [<hexdata> | --hexdata=<hexdata>] [<salt> | --salt=<salt>]
+            channel_sign [<channel_name> | --channel_name=<channel_name>]
+                         [<channel_id> | --channel_id=<channel_id>] [<hexdata> | --hexdata=<hexdata>]
                          [--channel_account_id=<channel_account_id>...] [--wallet_id=<wallet_id>]
 
         Options:
             --channel_name=<channel_name>            : (str) name of channel used to sign (or use channel id)
             --channel_id=<channel_id>                : (str) claim id of channel used to sign (or use channel name)
             --hexdata=<hexdata>                      : (str) data to sign, encoded as hexadecimal
-            --salt=<salt>                            : (str) salt to use for signing, default is to use timestamp
             --channel_account_id=<channel_account_id>: (str) one or more account ids for accounts to look in
                                                              for channel certificates, defaults to all accounts.
             --wallet_id=<wallet_id>                  : (str) restrict operation to specific wallet
@@ -2975,13 +2972,11 @@ class Daemon(metaclass=JSONRPCServerType):
         signing_channel = await self.get_channel_or_error(
             wallet, channel_account_id, channel_id, channel_name, for_signing=True
         )
-        if salt is None:
-            salt = str(int(time.time()))
-        signature = signing_channel.sign_data(unhexlify(str(hexdata)), salt)
+        timestamp = str(int(time.time()))
+        signature = signing_channel.sign_data(unhexlify(str(hexdata)), timestamp)
         return {
             'signature': signature,
-            'signing_ts': salt,  # DEPRECATED
-            'salt': salt,
+            'signing_ts': timestamp
         }
 
     @requires(WALLET_COMPONENT)

lbry/extras/daemon/exchange_rate_manager.py

@@ -80,6 +80,8 @@ class MarketFeed:
             self.rate = ExchangeRate(self.market, rate, int(time.time()))
             self.last_check = time.time()
             return self.rate
+        except asyncio.CancelledError:
+            raise
         except asyncio.TimeoutError:
             log.warning("Timed out fetching exchange rate from %s.", self.name)
         except json.JSONDecodeError as e:

lbry/extras/daemon/storage.py

@@ -793,7 +793,7 @@ class SQLiteStorage(SQLiteMixin):
 
         await self.db.run(_save_claims)
         if update_file_callbacks:
-            await asyncio.wait(map(asyncio.create_task, update_file_callbacks))
+            await asyncio.wait(update_file_callbacks)
         if claim_id_to_supports:
             await self.save_supports(claim_id_to_supports)
 

lbry/file/file_manager.py

@@ -13,12 +13,11 @@ from lbry.schema.url import URL
 from lbry.wallet.dewies import dewies_to_lbc
 from lbry.file.source_manager import SourceManager
 from lbry.file.source import ManagedDownloadSource
-from lbry.extras.daemon.storage import StoredContentClaim
 if typing.TYPE_CHECKING:
     from lbry.conf import Config
     from lbry.extras.daemon.analytics import AnalyticsManager
     from lbry.extras.daemon.storage import SQLiteStorage
-    from lbry.wallet import WalletManager
+    from lbry.wallet import WalletManager, Output
     from lbry.extras.daemon.exchange_rate_manager import ExchangeRateManager
 
 log = logging.getLogger(__name__)
@@ -50,10 +49,10 @@ class FileManager:
             await manager.started.wait()
         self.started.set()
 
-    async def stop(self):
+    def stop(self):
         for manager in self.source_managers.values():
             # fixme: pop or not?
-            await manager.stop()
+            manager.stop()
         self.started.clear()
 
     @cache_concurrent
@@ -99,6 +98,8 @@ class FileManager:
             except asyncio.TimeoutError:
                 raise ResolveTimeoutError(uri)
             except Exception as err:
+                if isinstance(err, asyncio.CancelledError):
+                    raise
                 log.exception("Unexpected error resolving stream:")
                 raise ResolveError(f"Unexpected error resolving stream: {str(err)}")
             if 'error' in resolved_result:
@@ -193,24 +194,21 @@ class FileManager:
             ####################
             # make downloader and wait for start
             ####################
-            # temporary with fields we know so downloader can start. Missing fields are populated later.
-            stored_claim = StoredContentClaim(outpoint=outpoint, claim_id=txo.claim_id, name=txo.claim_name,
-                                              amount=txo.amount, height=txo.tx_ref.height,
-                                              serialized=claim.to_bytes().hex())
 
             if not claim.stream.source.bt_infohash:
                 # fixme: this shouldnt be here
                 stream = ManagedStream(
                     self.loop, self.config, source_manager.blob_manager, claim.stream.source.sd_hash,
                     download_directory, file_name, ManagedStream.STATUS_RUNNING, content_fee=payment,
-                    analytics_manager=self.analytics_manager, claim=stored_claim
+                    analytics_manager=self.analytics_manager
                 )
                 stream.downloader.node = source_manager.node
             else:
                 stream = TorrentSource(
                     self.loop, self.config, self.storage, identifier=claim.stream.source.bt_infohash,
                     file_name=file_name, download_directory=download_directory or self.config.download_dir,
-                    status=ManagedStream.STATUS_RUNNING, claim=stored_claim, analytics_manager=self.analytics_manager,
+                    status=ManagedStream.STATUS_RUNNING,
+                    analytics_manager=self.analytics_manager,
                     torrent_session=source_manager.torrent_session
                 )
             log.info("starting download for %s", uri)
@@ -242,12 +240,13 @@ class FileManager:
                 claim_info = await self.storage.get_content_claim_for_torrent(stream.identifier)
                 stream.set_claim(claim_info, claim)
             if save_file:
-                await asyncio.wait_for(stream.save_file(), timeout - (self.loop.time() - before_download))
+                await asyncio.wait_for(stream.save_file(), timeout - (self.loop.time() - before_download),
+                                       loop=self.loop)
             return stream
         except asyncio.TimeoutError:
             error = DownloadDataTimeoutError(stream.sd_hash)
             raise error
-        except (Exception, asyncio.CancelledError) as err:  # forgive data timeout, don't delete stream
+        except Exception as err:  # forgive data timeout, don't delete stream
             expected = (DownloadSDTimeoutError, DownloadDataTimeoutError, InsufficientFundsError,
                         KeyFeeAboveMaxAllowedError, ResolveError, InvalidStreamURLError)
             if isinstance(err, expected):

lbry/file/source.py

@@ -47,10 +47,10 @@ class ManagedDownloadSource:
         self.analytics_manager = analytics_manager
         self.downloader = None
 
-        self.saving = asyncio.Event()
-        self.finished_writing = asyncio.Event()
-        self.started_writing = asyncio.Event()
-        self.finished_write_attempt = asyncio.Event()
+        self.saving = asyncio.Event(loop=self.loop)
+        self.finished_writing = asyncio.Event(loop=self.loop)
+        self.started_writing = asyncio.Event(loop=self.loop)
+        self.finished_write_attempt = asyncio.Event(loop=self.loop)
 
     # @classmethod
     # async def create(cls, loop: asyncio.AbstractEventLoop, config: 'Config', file_path: str,
@@ -67,7 +67,7 @@ class ManagedDownloadSource:
     async def save_file(self, file_name: Optional[str] = None, download_directory: Optional[str] = None):
         raise NotImplementedError()
 
-    async def stop_tasks(self):
+    def stop_tasks(self):
         raise NotImplementedError()
 
     def set_claim(self, claim_info: typing.Dict, claim: 'Claim'):

lbry/file/source_manager.py

@@ -54,16 +54,16 @@ class SourceManager:
         self.storage = storage
         self.analytics_manager = analytics_manager
         self._sources: typing.Dict[str, ManagedDownloadSource] = {}
-        self.started = asyncio.Event()
+        self.started = asyncio.Event(loop=self.loop)
 
     def add(self, source: ManagedDownloadSource):
         self._sources[source.identifier] = source
 
-    async def remove(self, source: ManagedDownloadSource):
+    def remove(self, source: ManagedDownloadSource):
         if source.identifier not in self._sources:
             return
         self._sources.pop(source.identifier)
-        await source.stop_tasks()
+        source.stop_tasks()
 
     async def initialize_from_database(self):
         raise NotImplementedError()
@@ -72,10 +72,10 @@ class SourceManager:
         await self.initialize_from_database()
         self.started.set()
 
-    async def stop(self):
+    def stop(self):
         while self._sources:
             _, source = self._sources.popitem()
-            await source.stop_tasks()
+            source.stop_tasks()
         self.started.clear()
 
     async def create(self, file_path: str, key: Optional[bytes] = None,
@@ -83,7 +83,7 @@ class SourceManager:
         raise NotImplementedError()
 
     async def delete(self, source: ManagedDownloadSource, delete_file: Optional[bool] = False):
-        await self.remove(source)
+        self.remove(source)
         if delete_file and source.output_file_exists:
             os.remove(source.full_path)
 

lbry/stream/background_downloader.py

@@ -23,7 +23,6 @@ class BackgroundDownloader:
         except ValueError:
             return
         except asyncio.CancelledError:
-            log.debug("Cancelled background downloader")
             raise
         except Exception:
             log.error("Unexpected download error on background downloader")

lbry/stream/downloader.py

@@ -27,8 +27,8 @@ class StreamDownloader:
         self.config = config
         self.blob_manager = blob_manager
         self.sd_hash = sd_hash
-        self.search_queue = asyncio.Queue()     # blob hashes to feed into the iterative finder
-        self.peer_queue = asyncio.Queue()       # new peers to try
+        self.search_queue = asyncio.Queue(loop=loop)     # blob hashes to feed into the iterative finder
+        self.peer_queue = asyncio.Queue(loop=loop)       # new peers to try
         self.blob_downloader = BlobDownloader(self.loop, self.config, self.blob_manager, self.peer_queue)
         self.descriptor: typing.Optional[StreamDescriptor] = descriptor
         self.node: typing.Optional['Node'] = None
@@ -72,7 +72,7 @@ class StreamDownloader:
                 now = self.loop.time()
                 sd_blob = await asyncio.wait_for(
                     self.blob_downloader.download_blob(self.sd_hash, connection_id),
-                    self.config.blob_download_timeout
+                    self.config.blob_download_timeout, loop=self.loop
                 )
                 log.info("downloaded sd blob %s", self.sd_hash)
                 self.time_to_descriptor = self.loop.time() - now
@@ -111,7 +111,7 @@ class StreamDownloader:
             raise ValueError(f"blob {blob_info.blob_hash} is not part of stream with sd hash {self.sd_hash}")
         blob = await asyncio.wait_for(
             self.blob_downloader.download_blob(blob_info.blob_hash, blob_info.length, connection_id),
-            self.config.blob_download_timeout * 10
+            self.config.blob_download_timeout * 10, loop=self.loop
         )
         return blob
 

lbry/stream/managed_stream.py

@@ -60,9 +60,9 @@ class ManagedStream(ManagedDownloadSource):
         self.file_output_task: typing.Optional[asyncio.Task] = None
         self.delayed_stop_task: typing.Optional[asyncio.Task] = None
         self.streaming_responses: typing.List[typing.Tuple[Request, StreamResponse]] = []
-        self.fully_reflected = asyncio.Event()
-        self.streaming = asyncio.Event()
-        self._running = asyncio.Event()
+        self.fully_reflected = asyncio.Event(loop=self.loop)
+        self.streaming = asyncio.Event(loop=self.loop)
+        self._running = asyncio.Event(loop=self.loop)
 
     @property
     def sd_hash(self) -> str:
@@ -161,7 +161,7 @@ class ManagedStream(ManagedDownloadSource):
         log.info("start downloader for stream (sd hash: %s)", self.sd_hash)
         self._running.set()
         try:
-            await asyncio.wait_for(self.downloader.start(), timeout)
+            await asyncio.wait_for(self.downloader.start(), timeout, loop=self.loop)
         except asyncio.TimeoutError:
             self._running.clear()
             raise DownloadSDTimeoutError(self.sd_hash)
@@ -191,7 +191,7 @@ class ManagedStream(ManagedDownloadSource):
         Stop any running save/stream tasks as well as the downloader and update the status in the database
         """
 
-        await self.stop_tasks()
+        self.stop_tasks()
         if (finished and self.status != self.STATUS_FINISHED) or self.status == self.STATUS_RUNNING:
             await self.update_status(self.STATUS_FINISHED if finished else self.STATUS_STOPPED)
 
@@ -279,7 +279,7 @@ class ManagedStream(ManagedDownloadSource):
             log.info("finished saving file for lbry://%s#%s (sd hash %s...) -> %s", self.claim_name, self.claim_id,
                      self.sd_hash[:6], self.full_path)
             await self.blob_manager.storage.set_saved_file(self.stream_hash)
-        except (Exception, asyncio.CancelledError) as err:
+        except Exception as err:
             if os.path.isfile(output_path):
                 log.warning("removing incomplete download %s for %s", output_path, self.sd_hash)
                 os.remove(output_path)
@@ -321,16 +321,15 @@ class ManagedStream(ManagedDownloadSource):
         await self.update_status(ManagedStream.STATUS_RUNNING)
         self.file_output_task = self.loop.create_task(self._save_file(self.full_path))
         try:
-            await asyncio.wait_for(self.started_writing.wait(), self.config.download_timeout)
+            await asyncio.wait_for(self.started_writing.wait(), self.config.download_timeout, loop=self.loop)
         except asyncio.TimeoutError:
             log.warning("timeout starting to write data for lbry://%s#%s", self.claim_name, self.claim_id)
-            await self.stop_tasks()
+            self.stop_tasks()
             await self.update_status(ManagedStream.STATUS_STOPPED)
 
-    async def stop_tasks(self):
+    def stop_tasks(self):
         if self.file_output_task and not self.file_output_task.done():
             self.file_output_task.cancel()
-            await asyncio.gather(self.file_output_task, return_exceptions=True)
         self.file_output_task = None
         while self.streaming_responses:
             req, response = self.streaming_responses.pop()
@@ -367,7 +366,7 @@ class ManagedStream(ManagedDownloadSource):
             return sent
         except ConnectionError:
             return sent
-        except (OSError, Exception, asyncio.CancelledError) as err:
+        except (OSError, Exception) as err:
             if isinstance(err, asyncio.CancelledError):
                 log.warning("stopped uploading %s#%s to reflector", self.claim_name, self.claim_id)
             elif isinstance(err, OSError):
@@ -402,7 +401,7 @@ class ManagedStream(ManagedDownloadSource):
                          self.sd_hash[:6])
                 await self.stop()
                 return
-            await asyncio.sleep(1)
+            await asyncio.sleep(1, loop=self.loop)
 
     def _prepare_range_response_headers(self, get_range: str) -> typing.Tuple[typing.Dict[str, str], int, int, int]:
         if '=' in get_range:

lbry/stream/reflector/server.py

@@ -21,7 +21,7 @@ class ReflectorServerProtocol(asyncio.Protocol):
         self.loop = asyncio.get_event_loop()
         self.blob_manager = blob_manager
         self.server_task: asyncio.Task = None
-        self.started_listening = asyncio.Event()
+        self.started_listening = asyncio.Event(loop=self.loop)
         self.buf = b''
         self.transport: asyncio.StreamWriter = None
         self.writer: typing.Optional['HashBlobWriter'] = None
@@ -29,9 +29,9 @@ class ReflectorServerProtocol(asyncio.Protocol):
         self.descriptor: typing.Optional['StreamDescriptor'] = None
         self.sd_blob: typing.Optional['BlobFile'] = None
         self.received = []
-        self.incoming = incoming_event or asyncio.Event()
-        self.not_incoming = not_incoming_event or asyncio.Event()
-        self.stop_event = stop_event or asyncio.Event()
+        self.incoming = incoming_event or asyncio.Event(loop=self.loop)
+        self.not_incoming = not_incoming_event or asyncio.Event(loop=self.loop)
+        self.stop_event = stop_event or asyncio.Event(loop=self.loop)
         self.chunk_size = response_chunk_size
         self.wait_for_stop_task: typing.Optional[asyncio.Task] = None
         self.partial_event = partial_event
@@ -94,7 +94,7 @@ class ReflectorServerProtocol(asyncio.Protocol):
                 self.incoming.set()
                 self.send_response({"send_sd_blob": True})
                 try:
-                    await asyncio.wait_for(self.sd_blob.verified.wait(), 30)
+                    await asyncio.wait_for(self.sd_blob.verified.wait(), 30, loop=self.loop)
                     self.descriptor = await StreamDescriptor.from_stream_descriptor_blob(
                         self.loop, self.blob_manager.blob_dir, self.sd_blob
                     )
@@ -140,7 +140,7 @@ class ReflectorServerProtocol(asyncio.Protocol):
                 self.incoming.set()
                 self.send_response({"send_blob": True})
                 try:
-                    await asyncio.wait_for(blob.verified.wait(), 30)
+                    await asyncio.wait_for(blob.verified.wait(), 30, loop=self.loop)
                     self.send_response({"received_blob": True})
                 except asyncio.TimeoutError:
                     self.send_response({"received_blob": False})
@@ -162,10 +162,10 @@ class ReflectorServer:
         self.loop = asyncio.get_event_loop()
         self.blob_manager = blob_manager
         self.server_task: typing.Optional[asyncio.Task] = None
-        self.started_listening = asyncio.Event()
-        self.stopped_listening = asyncio.Event()
-        self.incoming_event = incoming_event or asyncio.Event()
-        self.not_incoming_event = not_incoming_event or asyncio.Event()
+        self.started_listening = asyncio.Event(loop=self.loop)
+        self.stopped_listening = asyncio.Event(loop=self.loop)
+        self.incoming_event = incoming_event or asyncio.Event(loop=self.loop)
+        self.not_incoming_event = not_incoming_event or asyncio.Event(loop=self.loop)
         self.response_chunk_size = response_chunk_size
         self.stop_event = stop_event
         self.partial_needs = partial_needs  # for testing cases where it doesn't know what it wants

lbry/stream/stream_manager.py

@@ -54,7 +54,7 @@ class StreamManager(SourceManager):
         self.re_reflect_task: Optional[asyncio.Task] = None
         self.update_stream_finished_futs: typing.List[asyncio.Future] = []
         self.running_reflector_uploads: typing.Dict[str, asyncio.Task] = {}
-        self.started = asyncio.Event()
+        self.started = asyncio.Event(loop=self.loop)
 
     @property
     def streams(self):
@@ -150,7 +150,7 @@ class StreamManager(SourceManager):
                 file_info['added_on'], file_info['fully_reflected']
             )))
         if add_stream_tasks:
-            await asyncio.gather(*add_stream_tasks)
+            await asyncio.gather(*add_stream_tasks, loop=self.loop)
         log.info("Started stream manager with %i files", len(self._sources))
         if not self.node:
             log.info("no DHT node given, resuming downloads trusting that we can contact reflector")
@@ -159,11 +159,14 @@ class StreamManager(SourceManager):
             self.resume_saving_task = asyncio.ensure_future(asyncio.gather(
                 *(self._sources[sd_hash].save_file(file_name, download_directory)
                   for (file_name, download_directory, sd_hash) in to_resume_saving),
+                loop=self.loop
             ))
 
     async def reflect_streams(self):
         try:
             return await self._reflect_streams()
+        except asyncio.CancelledError:
+            raise
         except Exception:
             log.exception("reflector task encountered an unexpected error!")
 
@@ -183,21 +186,21 @@ class StreamManager(SourceManager):
                         batch.append(self.reflect_stream(stream))
                     if len(batch) >= self.config.concurrent_reflector_uploads:
                         log.debug("waiting for batch of %s reflecting streams", len(batch))
-                        await asyncio.gather(*batch)
+                        await asyncio.gather(*batch, loop=self.loop)
                         log.debug("done processing %s streams", len(batch))
                         batch = []
                 if batch:
                     log.debug("waiting for batch of %s reflecting streams", len(batch))
-                    await asyncio.gather(*batch)
+                    await asyncio.gather(*batch, loop=self.loop)
                     log.debug("done processing %s streams", len(batch))
-            await asyncio.sleep(300)
+            await asyncio.sleep(300, loop=self.loop)
 
     async def start(self):
         await super().start()
         self.re_reflect_task = self.loop.create_task(self.reflect_streams())
 
-    async def stop(self):
-        await super().stop()
+    def stop(self):
+        super().stop()
         if self.resume_saving_task and not self.resume_saving_task.done():
             self.resume_saving_task.cancel()
         if self.re_reflect_task and not self.re_reflect_task.done():
@@ -224,8 +227,7 @@ class StreamManager(SourceManager):
         )
         return task
 
-    @staticmethod
-    async def _retriable_reflect_stream(stream, host, port):
+    async def _retriable_reflect_stream(self, stream, host, port):
         sent = await stream.upload_to_reflector(host, port)
         while not stream.is_fully_reflected and stream.reflector_progress > 0 and len(sent) > 0:
             stream.reflector_progress = 0
@@ -260,7 +262,7 @@ class StreamManager(SourceManager):
             return
         if source.identifier in self.running_reflector_uploads:
             self.running_reflector_uploads[source.identifier].cancel()
-        await source.stop_tasks()
+        source.stop_tasks()
         if source.identifier in self.streams:
             del self.streams[source.identifier]
         blob_hashes = [source.identifier] + [b.blob_hash for b in source.descriptor.blobs[:-1]]

lbry/torrent/session.py

@@ -87,7 +87,7 @@ class TorrentHandle:
             self._show_status()
             if self.finished.is_set():
                 break
-            await asyncio.sleep(0.1)
+            await asyncio.sleep(0.1, loop=self._loop)
 
     async def pause(self):
         await self._loop.run_in_executor(
@@ -150,7 +150,7 @@ class TorrentSession:
             await self._loop.run_in_executor(
                 self._executor, self._pop_alerts
             )
-            await asyncio.sleep(1)
+            await asyncio.sleep(1, loop=self._loop)
 
     async def pause(self):
         await self._loop.run_in_executor(

lbry/torrent/torrent.py

@@ -36,7 +36,7 @@ class Torrent:
     def __init__(self, loop, handle):
         self._loop = loop
         self._handle = handle
-        self.finished = asyncio.Event()
+        self.finished = asyncio.Event(loop=loop)
 
     def _threaded_update_status(self):
         status = self._handle.status()
@@ -58,7 +58,7 @@ class Torrent:
                 log.info("finished downloading torrent!")
                 await self.pause()
                 break
-            await asyncio.sleep(1)
+            await asyncio.sleep(1, loop=self._loop)
 
     async def pause(self):
         log.info("pause torrent")

lbry/torrent/torrent_manager.py

@@ -74,7 +74,7 @@ class TorrentSource(ManagedDownloadSource):
     def bt_infohash(self):
         return self.identifier
 
-    async def stop_tasks(self):
+    def stop_tasks(self):
         pass
 
     @property
@@ -118,8 +118,8 @@ class TorrentManager(SourceManager):
     async def start(self):
         await super().start()
 
-    async def stop(self):
-        await super().stop()
+    def stop(self):
+        super().stop()
         log.info("finished stopping the torrent manager")
 
     async def delete(self, source: ManagedDownloadSource, delete_file: Optional[bool] = False):

lbry/utils.py

@@ -450,8 +450,8 @@ def is_running_from_bundle():
 
 
 class LockWithMetrics(asyncio.Lock):
-    def __init__(self, acquire_metric, held_time_metric):
-        super().__init__()
+    def __init__(self, acquire_metric, held_time_metric, loop=None):
+        super().__init__(loop=loop)
         self._acquire_metric = acquire_metric
         self._lock_held_time_metric = held_time_metric
         self._lock_acquired_time = None

lbry/wallet/coinselection.py

@@ -141,7 +141,7 @@ class CoinSelector:
                     _) -> List[OutputEffectiveAmountEstimator]:
         """ Accumulate UTXOs at random until there is enough to cover the target. """
         target = self.target + self.cost_of_change
-        self.random.shuffle(txos, random=self.random.random)  # pylint: disable=deprecated-argument
+        self.random.shuffle(txos, self.random.random)
         selection = []
         amount = 0
         for coin in txos:

lbry/wallet/ledger.py

@@ -329,10 +329,10 @@ class Ledger(metaclass=LedgerRegistry):
     async def start(self):
         if not os.path.exists(self.path):
             os.mkdir(self.path)
-        await asyncio.wait(map(asyncio.create_task, [
+        await asyncio.wait([
             self.db.open(),
             self.headers.open()
-        ]))
+        ])
         fully_synced = self.on_ready.first
         asyncio.create_task(self.network.start())
         await self.network.on_connected.first
@@ -466,9 +466,9 @@ class Ledger(metaclass=LedgerRegistry):
     async def subscribe_accounts(self):
         if self.network.is_connected and self.accounts:
             log.info("Subscribe to %i accounts", len(self.accounts))
-            await asyncio.wait(map(asyncio.create_task, [
+            await asyncio.wait([
                 self.subscribe_account(a) for a in self.accounts
-            ]))
+            ])
 
     async def subscribe_account(self, account: Account):
         for address_manager in account.address_managers.values():
@@ -938,7 +938,9 @@ class Ledger(metaclass=LedgerRegistry):
                              "%d change addresses (gap: %d), %d channels, %d certificates and %d claims. ",
                              account.id, balance, total_receiving, account.receiving.gap, total_change,
                              account.change.gap, channel_count, len(account.channel_keys), claim_count)
-        except Exception:
+        except Exception as err:
+            if isinstance(err, asyncio.CancelledError):  # TODO: remove when updated to 3.8
+                raise
             log.exception(
                 'Failed to display wallet state, please file issue '
                 'for this bug along with the traceback you see below:')
@@ -961,7 +963,9 @@ class Ledger(metaclass=LedgerRegistry):
             claim_ids = [p.purchased_claim_id for p in purchases]
             try:
                 resolved, _, _, _ = await self.claim_search([], claim_ids=claim_ids)
-            except Exception:
+            except Exception as err:
+                if isinstance(err, asyncio.CancelledError):  # TODO: remove when updated to 3.8
+                    raise
                 log.exception("Resolve failed while looking up purchased claim ids:")
                 resolved = []
             lookup = {claim.claim_id: claim for claim in resolved}
@@ -1041,7 +1045,9 @@ class Ledger(metaclass=LedgerRegistry):
         claim_ids = collection.claim.collection.claims.ids[offset:page_size + offset]
         try:
             resolve_results, _, _, _ = await self.claim_search([], claim_ids=claim_ids)
-        except Exception:
+        except Exception as err:
+            if isinstance(err, asyncio.CancelledError):  # TODO: remove when updated to 3.8
+                raise
             log.exception("Resolve failed while looking up collection claim ids:")
             return []
         claims = []

lbry/wallet/network.py

@@ -117,7 +117,7 @@ class ClientSession(BaseClientSession):
                     )
                 else:
                     await asyncio.sleep(max(0, max_idle - (now - self.last_send)))
-        except (Exception, asyncio.CancelledError) as err:
+        except Exception as err:
             if isinstance(err, asyncio.CancelledError):
                 log.info("closing connection to %s:%i", *self.server)
             else:
@@ -214,7 +214,7 @@ class Network:
         def loop_task_done_callback(f):
             try:
                 f.result()
-            except (Exception, asyncio.CancelledError):
+            except Exception:
                 if self.running:
                     log.exception("wallet server connection loop crashed")
 
@@ -312,8 +312,7 @@ class Network:
         sleep_delay = 30
         while self.running:
             await asyncio.wait(
-                map(asyncio.create_task, [asyncio.sleep(30), self._urgent_need_reconnect.wait()]),
-                return_when=asyncio.FIRST_COMPLETED
+                [asyncio.sleep(30), self._urgent_need_reconnect.wait()], return_when=asyncio.FIRST_COMPLETED
             )
             if self._urgent_need_reconnect.is_set():
                 sleep_delay = 30
@@ -339,7 +338,7 @@ class Network:
                 try:
                     if not self._urgent_need_reconnect.is_set():
                         await asyncio.wait(
-                            [self._keepalive_task, asyncio.create_task(self._urgent_need_reconnect.wait())],
+                            [self._keepalive_task, self._urgent_need_reconnect.wait()],
                             return_when=asyncio.FIRST_COMPLETED
                         )
                     else:

lbry/wallet/orchstr8/node.py

@@ -214,7 +214,6 @@ class SPVNode:
         self.port = 50001 + node_number  # avoid conflict with default daemon
         self.udp_port = self.port
         self.elastic_notifier_port = 19080 + node_number
-        self.elastic_services = f'localhost:9200/localhost:{self.elastic_notifier_port}'
         self.session_timeout = 600
         self.stopped = True
         self.index_name = uuid4().hex
@@ -236,7 +235,7 @@ class SPVNode:
                 'host': self.hostname,
                 'tcp_port': self.port,
                 'udp_port': self.udp_port,
-                'elastic_services': self.elastic_services,
+                'elastic_notifier_port': self.elastic_notifier_port,
                 'session_timeout': self.session_timeout,
                 'max_query_workers': 0,
                 'es_index_prefix': self.index_name,
@@ -264,7 +263,8 @@ class SPVNode:
             await self.server.start()
         except Exception as e:
             self.stopped = True
-            log.exception("failed to start spv node")
+            if not isinstance(e, asyncio.CancelledError):
+                log.exception("failed to start spv node")
             raise e
 
     async def stop(self, cleanup=True):

lbry/wallet/rpc/session.py

@@ -395,8 +395,8 @@ class RPCSession(SessionBase):
         namespace=NAMESPACE, labelnames=("version",)
     )
 
-    def __init__(self, *, framer=None, connection=None):
-        super().__init__(framer=framer)
+    def __init__(self, *, framer=None, loop=None, connection=None):
+        super().__init__(framer=framer, loop=loop)
         self.connection = connection or self.default_connection()
         self.client_version = 'unknown'
 

lbry/wallet/wallet.py

@@ -182,8 +182,6 @@ class Wallet:
                 raise InvalidPasswordError()
             if "unknown compression method" in e.args[0].lower():
                 raise InvalidPasswordError()
-            if "invalid window size" in e.args[0].lower():
-                raise InvalidPasswordError()
             raise
         return json.loads(decompressed)
 

setup.cfg

@@ -28,7 +28,6 @@ disable=
   no-else-return,
   cyclic-import,
   missing-docstring,
-  consider-using-f-string,
   duplicate-code,
   expression-not-assigned,
   inconsistent-return-statements,

setup.py

@@ -18,7 +18,7 @@ setup(
     long_description_content_type="text/markdown",
     keywords="lbry protocol media",
     license='MIT',
-    python_requires='>=3.8',
+    python_requires='>=3.7',
     packages=find_packages(exclude=('tests',)),
     zip_safe=False,
     entry_points={
@@ -36,7 +36,7 @@ setup(
         'distro==1.4.0',
         'base58==1.0.0',
         'cffi==1.13.2',
-        'cryptography==3.4.7',
+        'cryptography==2.5',
         'protobuf==3.17.2',
         'prometheus_client==0.7.1',
         'ecdsa==0.13.3',
@@ -50,14 +50,14 @@ setup(
     ],
     extras_require={
         'lint': [
-            'pylint==2.13.9'
+            'pylint==2.10.0'
         ],
         'test': [
             'coverage',
             'jsonschema==4.4.0',
         ],
         'hub': [
-            'hub@git+https://github.com/lbryio/hub.git@929448d64bcbe6c5e476757ec78456beaa85e56a'
+            'hub@git+https://github.com/lbryio/hub.git@024aceda53fe6d1ab8d519b73584437c25de6975'
         ]
     },
     classifiers=[

tests/dht_mocks.py

@@ -51,8 +51,7 @@ def mock_network_loop(loop: asyncio.AbstractEventLoop,
                 return rx.datagram_received(data, from_addr)
 
         protocol = proto_lam()
-        transport = mock.Mock(spec=asyncio.DatagramTransport)
-        transport.get_extra_info = lambda k: {'socket': mock_sock}[k]
+        transport = asyncio.DatagramTransport(extra={'socket': mock_sock})
         transport.is_closing = lambda: False
         transport.close = lambda: mock_sock.close()
         mock_sock.sendto = sendto
@@ -61,14 +60,16 @@ def mock_network_loop(loop: asyncio.AbstractEventLoop,
         dht_network[from_addr] = protocol
         return transport, protocol
 
-    mock_sock = mock.Mock(spec=socket.socket)
-    mock_sock.setsockopt = lambda *_: None
-    mock_sock.bind = lambda *_: None
-    mock_sock.setblocking = lambda *_: None
-    mock_sock.getsockname = lambda: "0.0.0.0"
-    mock_sock.getpeername = lambda: ""
-    mock_sock.close = lambda: None
-    mock_sock.type = socket.SOCK_DGRAM
-    mock_sock.fileno = lambda: 7
-    loop.create_datagram_endpoint = create_datagram_endpoint
-    yield
+    with mock.patch('socket.socket') as mock_socket:
+        mock_sock = mock.Mock(spec=socket.socket)
+        mock_sock.setsockopt = lambda *_: None
+        mock_sock.bind = lambda *_: None
+        mock_sock.setblocking = lambda *_: None
+        mock_sock.getsockname = lambda: "0.0.0.0"
+        mock_sock.getpeername = lambda: ""
+        mock_sock.close = lambda: None
+        mock_sock.type = socket.SOCK_DGRAM
+        mock_sock.fileno = lambda: 7
+        mock_socket.return_value = mock_sock
+        loop.create_datagram_endpoint = create_datagram_endpoint
+        yield

tests/integration/claims/test_claim_commands.py

@@ -31,7 +31,7 @@ STREAM_TYPES = {
 
 def verify(channel, data, signature, channel_hash=None):
     pieces = [
-        signature['salt'].encode(),
+        signature['signing_ts'].encode(),
         channel_hash or channel.claim_hash,
         data
     ]
@@ -1239,13 +1239,8 @@ class ChannelCommands(CommandTestCase):
         channel = channel_tx.outputs[0]
         signature1 = await self.out(self.daemon.jsonrpc_channel_sign(channel_name='@signer', hexdata=data_to_sign))
         signature2 = await self.out(self.daemon.jsonrpc_channel_sign(channel_id=channel.claim_id, hexdata=data_to_sign))
-        signature3 = await self.out(self.daemon.jsonrpc_channel_sign(channel_id=channel.claim_id, hexdata=data_to_sign, salt='beef'))
-        signature4 = await self.out(self.daemon.jsonrpc_channel_sign(channel_id=channel.claim_id, hexdata=data_to_sign, salt='beef'))
-        self.assertNotEqual(signature2, signature3)
-        self.assertEqual(signature3, signature4)
         self.assertTrue(verify(channel, unhexlify(data_to_sign), signature1))
         self.assertTrue(verify(channel, unhexlify(data_to_sign), signature2))
-        self.assertTrue(verify(channel, unhexlify(data_to_sign), signature3))
         signature3 = await self.out(self.daemon.jsonrpc_channel_sign(channel_id=channel.claim_id, hexdata=99))
         self.assertTrue(verify(channel, unhexlify('99'), signature3))
 

tests/integration/datanetwork/test_file_commands.py

@@ -89,21 +89,6 @@ class FileCommands(CommandTestCase):
         await self.reflector.blob_manager.delete_blobs(all_except_sd)
         self.assertEqual(all_except_sd, await self.daemon.jsonrpc_file_reflect(sd_hash=sd_hash))
 
-    async def test_sd_blob_fields_fallback(self):
-        claim_id = self.get_claim_id(await self.stream_create('foo', '0.01', suffix='.txt'))
-        stream = (await self.daemon.jsonrpc_file_list())["items"][0]
-        stream.descriptor.suggested_file_name = ' '
-        stream.descriptor.stream_name = ' '
-        stream.descriptor.stream_hash = stream.descriptor.get_stream_hash()
-        sd_hash = stream.descriptor.sd_hash = stream.descriptor.calculate_sd_hash()
-        await stream.descriptor.make_sd_blob()
-        await self.daemon.jsonrpc_file_delete(claim_name='foo')
-        await self.stream_update(claim_id=claim_id, sd_hash=sd_hash)
-        file_dict = await self.out(self.daemon.jsonrpc_get('lbry://foo', save_file=True))
-        self.assertEqual(file_dict['suggested_file_name'], stream.file_name)
-        self.assertEqual(file_dict['stream_name'], stream.file_name)
-        self.assertEqual(file_dict['mime_type'], 'text/plain')
-
     async def test_file_management(self):
         await self.stream_create('foo', '0.01')
         await self.stream_create('foo2', '0.01')
@@ -354,7 +339,7 @@ class FileCommands(CommandTestCase):
         await self.daemon.jsonrpc_get('lbry://foo')
         with open(original_path, 'wb') as handle:
             handle.write(b'some other stuff was there instead')
-        await self.daemon.file_manager.stop()
+        self.daemon.file_manager.stop()
         await self.daemon.file_manager.start()
         await asyncio.wait_for(self.wait_files_to_complete(), timeout=5)  # if this hangs, file didn't get set completed
         # check that internal state got through up to the file list API
@@ -382,7 +367,8 @@ class FileCommands(CommandTestCase):
         resp = await self.out(self.daemon.jsonrpc_get('lbry://foo', timeout=2))
         self.assertNotIn('error', resp)
         self.assertTrue(os.path.isfile(path))
-        await self.daemon.file_manager.stop()
+        self.daemon.file_manager.stop()
+        await asyncio.sleep(0.01, loop=self.loop)  # FIXME: this sleep should not be needed
         self.assertFalse(os.path.isfile(path))
 
     async def test_incomplete_downloads_retry(self):
@@ -477,7 +463,7 @@ class FileCommands(CommandTestCase):
 
         # restart the daemon and make sure the fee is still there
 
-        await self.daemon.file_manager.stop()
+        self.daemon.file_manager.stop()
         await self.daemon.file_manager.start()
         self.assertItemCount(await self.daemon.jsonrpc_file_list(), 1)
         self.assertEqual((await self.daemon.jsonrpc_file_list())['items'][0].content_fee.raw, raw_content_fee)

tests/integration/datanetwork/test_streaming.py

@@ -3,9 +3,7 @@ import hashlib
 import aiohttp
 import aiohttp.web
 import asyncio
-import contextlib
 
-from lbry.file.source import ManagedDownloadSource
 from lbry.utils import aiohttp_request
 from lbry.blob.blob_file import MAX_BLOB_SIZE
 from lbry.testcase import CommandTestCase
@@ -23,7 +21,7 @@ def get_random_bytes(n: int) -> bytes:
 
 class RangeRequests(CommandTestCase):
     async def _restart_stream_manager(self):
-        await self.daemon.file_manager.stop()
+        self.daemon.file_manager.stop()
         await self.daemon.file_manager.start()
         return
 
@@ -354,21 +352,14 @@ class RangeRequests(CommandTestCase):
         path = stream.full_path
         self.assertIsNotNone(path)
         if wait_for_start_writing:
-            with contextlib.suppress(asyncio.CancelledError):
-                await stream.started_writing.wait()
+            await stream.started_writing.wait()
             self.assertTrue(os.path.isfile(path))
-        await self.daemon.file_manager.stop()
-        # while stopped, we get no response to query and no file is present
-        self.assertEqual((await self.daemon.jsonrpc_file_list())['items'], [])
-        self.assertEqual(os.path.isfile(path), stream.status == ManagedDownloadSource.STATUS_FINISHED)
-        await self.daemon.file_manager.start()
-        # after restart, we get a response to query and same file path
+        await self._restart_stream_manager()
         stream = (await self.daemon.jsonrpc_file_list())['items'][0]
         self.assertIsNotNone(stream.full_path)
-        self.assertEqual(stream.full_path, path)
+        self.assertFalse(os.path.isfile(path))
         if wait_for_start_writing:
-            with contextlib.suppress(asyncio.CancelledError):
-                await stream.started_writing.wait()
+            await stream.started_writing.wait()
             self.assertTrue(os.path.isfile(path))
 
     async def test_file_save_stop_before_finished_streaming_only_wait_for_start(self):
@@ -423,6 +414,6 @@ class RangeRequestsLRUCache(CommandTestCase):
 
         # running with cache size 0 gets through without errors without
         # this since the server doesn't stop immediately
-        await asyncio.sleep(1)
+        await asyncio.sleep(1, loop=self.loop)
 
         await self._request_stream()

tests/integration/takeovers/test_resolve_command.py

@@ -1508,27 +1508,27 @@ class ResolveClaimTakeovers(BaseResolveTestCase):
         COIN = int(1E8)
 
         self.assertEqual(self.conductor.spv_node.writer.height, 207)
-        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stash_put(
+        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stage_put(
             (208, bytes.fromhex(claim_id1)), (0, 10 * COIN)
         )
         await self.generate(1)
         self.assertEqual(self.conductor.spv_node.writer.height, 208)
 
         self.assertEqual(1.7090807854206793, await get_trending_score(claim_id1))
-        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stash_put(
+        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stage_put(
             (209, bytes.fromhex(claim_id1)), (10 * COIN, 100 * COIN)
         )
         await self.generate(1)
         self.assertEqual(self.conductor.spv_node.writer.height, 209)
         self.assertEqual(2.2437974397778886, await get_trending_score(claim_id1))
-        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stash_put(
+        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stage_put(
             (309, bytes.fromhex(claim_id1)), (100 * COIN, 1000000 * COIN)
         )
         await self.generate(100)
         self.assertEqual(self.conductor.spv_node.writer.height, 309)
         self.assertEqual(5.157053472135866, await get_trending_score(claim_id1))
 
-        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stash_put(
+        self.conductor.spv_node.writer.db.prefix_db.trending_notification.stage_put(
             (409, bytes.fromhex(claim_id1)), (1000000 * COIN, 1 * COIN)
         )
 

tests/integration/transactions/test_transaction_commands.py

@@ -2,7 +2,7 @@ import asyncio
 import unittest
 
 from lbry.testcase import CommandTestCase
-from lbry.wallet import Transaction
+
 
 class TransactionCommandsTestCase(CommandTestCase):
 
@@ -29,42 +29,17 @@ class TransactionCommandsTestCase(CommandTestCase):
         # someone's tx
         change_address = await self.blockchain.get_raw_change_address()
         sendtxid = await self.blockchain.send_to_address(change_address, 10)
-        # After a few tries, Hub should have the transaction (in mempool).
-        for i in range(5):
-            tx = await self.daemon.jsonrpc_transaction_show(sendtxid)
-            # Retry if Hub is not aware of the transaction.
-            if isinstance(tx, dict):
-                # Fields: 'success', 'code', 'message'
-                self.assertFalse(tx['success'], tx)
-                self.assertEqual(tx['code'], 404, tx)
-                self.assertEqual(tx['message'], "transaction not found", tx)
-                await asyncio.sleep(0.1)
-                continue
-            break
-        # verify transaction show (in mempool)
-        self.assertTrue(isinstance(tx, Transaction), str(tx))
-        # Fields: 'txid', 'raw', 'height', 'position', 'is_verified', and more.
-        self.assertEqual(tx.id, sendtxid, vars(tx))
-        self.assertEqual(tx.height, -1, vars(tx))
-        self.assertEqual(tx.is_verified, False, vars(tx))
-
-        # transaction is confirmed and leaves mempool
-        await self.generate(1)
-
-        # verify transaction show
+        await asyncio.sleep(0.2)
         tx = await self.daemon.jsonrpc_transaction_show(sendtxid)
-        self.assertTrue(isinstance(tx, Transaction), str(tx))
-        self.assertEqual(tx.id, sendtxid, vars(tx))
-        self.assertEqual(tx.height, self.ledger.headers.height, vars(tx))
-        self.assertEqual(tx.is_verified, True, vars(tx))
+        self.assertEqual(tx.id, sendtxid)
+        self.assertEqual(tx.height, -1)
+        await self.generate(1)
+        tx = await self.daemon.jsonrpc_transaction_show(sendtxid)
+        self.assertEqual(tx.height, self.ledger.headers.height)
 
         # inexistent
         result = await self.daemon.jsonrpc_transaction_show('0'*64)
-        self.assertTrue(isinstance(result, dict), result)
-        # Fields: 'success', 'code', 'message'
-        self.assertFalse(result['success'], result)
-        self.assertEqual(result['code'], 404, result)
-        self.assertEqual(result['message'], "transaction not found", result)
+        self.assertFalse(result['success'])
 
     async def test_utxo_release(self):
         await self.send_to_address_and_wait(

tests/unit/blob/test_blob_file.py

@@ -36,7 +36,7 @@ class TestBlob(AsyncioTestCase):
         writer.write(self.blob_bytes)
         await blob.verified.wait()
         self.assertTrue(blob.get_is_verified())
-        await asyncio.sleep(0)  # wait for the db save task
+        await asyncio.sleep(0, loop=self.loop)  # wait for the db save task
         return blob
 
     async def _test_close_writers_on_finished(self, blob_class=AbstractBlob, blob_directory=None):
@@ -48,7 +48,7 @@ class TestBlob(AsyncioTestCase):
         with self.assertRaises(InvalidDataError):
             writers[1].write(self.blob_bytes * 2)
             await writers[1].finished
-        await asyncio.sleep(0)
+        await asyncio.sleep(0, loop=self.loop)
         self.assertEqual(4, len(blob.writers))
 
         # write the blob
@@ -208,7 +208,7 @@ class TestBlob(AsyncioTestCase):
         async def read_blob_buffer():
             with reader as read_handle:
                 self.assertEqual(1, len(blob.readers))
-                await asyncio.sleep(2)
+                await asyncio.sleep(2, loop=self.loop)
                 self.assertEqual(0, len(blob.readers))
                 return read_handle.read()
 

tests/unit/blob_exchange/test_transfer_blob.py

@@ -183,7 +183,7 @@ class TestBlobExchange(BlobExchangeTestBase):
                 writer.write(mock_blob_bytes)
             return self.loop.create_task(_inner())
 
-        await asyncio.gather(write_task(writer1), write_task(writer2))
+        await asyncio.gather(write_task(writer1), write_task(writer2), loop=self.loop)
 
         self.assertDictEqual({1: mock_blob_bytes, 2: mock_blob_bytes}, results)
         self.assertEqual(1, write_called_count)
@@ -239,8 +239,7 @@ class TestBlobExchange(BlobExchangeTestBase):
     async def test_server_chunked_request(self):
         blob_hash = "7f5ab2def99f0ddd008da71db3a3772135f4002b19b7605840ed1034c8955431bd7079549e65e6b2a3b9c17c773073ed"
         server_protocol = BlobServerProtocol(self.loop, self.server_blob_manager, self.server.lbrycrd_address)
-        transport = mock.Mock(spec=asyncio.Transport)
-        transport.get_extra_info = lambda k: {'peername': ('ip', 90)}[k]
+        transport = asyncio.Transport(extra={'peername': ('ip', 90)})
         received_data = BytesIO()
         transport.is_closing = lambda: received_data.closed
         transport.write = received_data.write
@@ -270,7 +269,7 @@ class TestBlobExchange(BlobExchangeTestBase):
         client_blob.delete()
 
         # wait for less than the idle timeout
-        await asyncio.sleep(0.5)
+        await asyncio.sleep(0.5, loop=self.loop)
 
         # download the blob again
         downloaded, protocol2 = await request_blob(self.loop, client_blob, self.server_from_client.address,
@@ -284,10 +283,10 @@ class TestBlobExchange(BlobExchangeTestBase):
         client_blob.delete()
 
         # check that the connection times out from the server side
-        await asyncio.sleep(0.9)
+        await asyncio.sleep(0.9, loop=self.loop)
         self.assertFalse(protocol.transport.is_closing())
         self.assertIsNotNone(protocol.transport._sock)
-        await asyncio.sleep(0.1)
+        await asyncio.sleep(0.1, loop=self.loop)
         self.assertIsNone(protocol.transport)
 
     def test_max_request_size(self):
@@ -323,7 +322,7 @@ class TestBlobExchange(BlobExchangeTestBase):
         server_blob = self.server_blob_manager.get_blob(blob_hash)
 
         async def sendfile(writer):
-            await asyncio.sleep(2)
+            await asyncio.sleep(2, loop=self.loop)
             return 0
 
         server_blob.sendfile = sendfile
@@ -347,7 +346,7 @@ class TestBlobExchange(BlobExchangeTestBase):
         def _mock_accumulate_peers(q1, q2=None):
             async def _task():
                 pass
-            q2 = q2 or asyncio.Queue()
+            q2 = q2 or asyncio.Queue(loop=self.loop)
             return q2, self.loop.create_task(_task())
 
         mock_node.accumulate_peers = _mock_accumulate_peers

tests/unit/core/test_utils.py

@@ -72,14 +72,14 @@ class CacheConcurrentDecoratorTests(AsyncioTestCase):
     @utils.cache_concurrent
     async def foo(self, arg1, arg2=None, delay=1):
         self.called.append((arg1, arg2, delay))
-        await asyncio.sleep(delay)
+        await asyncio.sleep(delay, loop=self.loop)
         self.counter += 1
         self.finished.append((arg1, arg2, delay))
         return object()
 
     async def test_gather_duplicates(self):
         result = await asyncio.gather(
-            self.loop.create_task(self.foo(1)), self.loop.create_task(self.foo(1))
+            self.loop.create_task(self.foo(1)), self.loop.create_task(self.foo(1)), loop=self.loop
         )
         self.assertEqual(1, len(self.called))
         self.assertEqual(1, len(self.finished))
@@ -93,7 +93,7 @@ class CacheConcurrentDecoratorTests(AsyncioTestCase):
 
         with self.assertRaises(asyncio.CancelledError):
             await asyncio.gather(
-                t1, self.loop.create_task(self.foo(1))
+                t1, self.loop.create_task(self.foo(1)), loop=self.loop
             )
         self.assertEqual(1, len(self.called))
         self.assertEqual(0, len(self.finished))

tests/unit/dht/test_blob_announcer.py

@@ -128,7 +128,7 @@ class TestBlobAnnouncer(AsyncioTestCase):
             await self.chain_peer(constants.generate_id(current + 4), '1.2.3.13')
             last = await self.chain_peer(constants.generate_id(current + 5), '1.2.3.14')
 
-            search_q, peer_q = asyncio.Queue(), asyncio.Queue()
+            search_q, peer_q = asyncio.Queue(loop=self.loop), asyncio.Queue(loop=self.loop)
             search_q.put_nowait(blob1)
 
             _, task = last.accumulate_peers(search_q, peer_q)

tests/unit/lbrynet_daemon/test_Daemon.py

@@ -2,6 +2,7 @@ import unittest
 from unittest import mock
 import json
 
+from lbry.conf import Config
 from lbry.extras.daemon.storage import SQLiteStorage
 from lbry.extras.daemon.componentmanager import ComponentManager
 from lbry.extras.daemon.components import DATABASE_COMPONENT, DHT_COMPONENT, WALLET_COMPONENT
@@ -10,7 +11,6 @@ from lbry.extras.daemon.components import UPNP_COMPONENT, BLOB_COMPONENT
 from lbry.extras.daemon.components import PEER_PROTOCOL_SERVER_COMPONENT, EXCHANGE_RATE_MANAGER_COMPONENT
 from lbry.extras.daemon.daemon import Daemon as LBRYDaemon
 from lbry.wallet import WalletManager, Wallet
-from lbry.conf import Config
 
 from tests import test_utils
 # from tests.mocks import mock_conf_settings, FakeNetwork, FakeFileManager

tests/unit/stream/test_managed_stream.py

@@ -109,9 +109,9 @@ class TestManagedStream(BlobExchangeTestBase):
         await self._test_transfer_stream(10, stop_when_done=False)
         self.assertEqual(self.stream.status, "finished")
         self.assertTrue(self.stream._running.is_set())
-        await asyncio.sleep(0.5)
+        await asyncio.sleep(0.5, loop=self.loop)
         self.assertTrue(self.stream._running.is_set())
-        await asyncio.sleep(2)
+        await asyncio.sleep(2, loop=self.loop)
         self.assertEqual(self.stream.status, "finished")
         self.assertFalse(self.stream._running.is_set())
 

tests/unit/stream/test_reflector.py

@@ -86,13 +86,13 @@ class TestReflector(AsyncioTestCase):
         self.assertListEqual(sent, [])
 
     async def test_reflect_stream(self):
-        return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=50), 3)
+        return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=50), 3, loop=self.loop)
 
     async def test_reflect_stream_but_reflector_changes_its_mind(self):
-        return await asyncio.wait_for(self._test_reflect_stream(partial_needs=True), 3)
+        return await asyncio.wait_for(self._test_reflect_stream(partial_needs=True), 3, loop=self.loop)
 
     async def test_reflect_stream_small_response_chunks(self):
-        return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=30), 3)
+        return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=30), 3, loop=self.loop)
 
     async def test_announces(self):
         to_announce = await self.storage.get_blobs_to_announce()

tests/unit/stream/test_stream_manager.py

@@ -174,7 +174,7 @@ class TestStreamManager(BlobExchangeTestBase):
                 await self.file_manager.download_from_uri(self.uri, self.exchange_rate_manager)
         else:
             await self.file_manager.download_from_uri(self.uri, self.exchange_rate_manager)
-        await asyncio.sleep(0)
+        await asyncio.sleep(0, loop=self.loop)
         self.assertTrue(checked_analytics_event)
 
     async def test_time_to_first_bytes(self):
@@ -317,7 +317,7 @@ class TestStreamManager(BlobExchangeTestBase):
         stream.downloader.node = self.stream_manager.node
         await stream.save_file()
         await stream.finished_writing.wait()
-        await asyncio.sleep(0)
+        await asyncio.sleep(0, loop=self.loop)
         self.assertTrue(stream.finished)
         self.assertFalse(stream.running)
         self.assertTrue(os.path.isfile(os.path.join(self.client_dir, "test_file")))
@@ -355,7 +355,7 @@ class TestStreamManager(BlobExchangeTestBase):
 
         self.stream_manager.analytics_manager._post = check_post
         await self._test_download_error_on_start(expected_error, timeout)
-        await asyncio.sleep(0)
+        await asyncio.sleep(0, loop=self.loop)
         self.assertListEqual([expected_error.__name__], received)
 
     async def test_insufficient_funds(self):
@@ -424,7 +424,7 @@ class TestStreamManager(BlobExchangeTestBase):
         self.assertIsNone(stream.full_path)
         self.assertEqual(0, stream.written_bytes)
 
-        await self.stream_manager.stop()
+        self.stream_manager.stop()
         await self.stream_manager.start()
         self.assertEqual(1, len(self.stream_manager.streams))
         stream = list(self.stream_manager.streams.values())[0]
@@ -448,8 +448,8 @@ class TestStreamManager(BlobExchangeTestBase):
         self.assertDictEqual(self.stream_manager.streams, {})
         stream = await self.file_manager.download_from_uri(self.uri, self.exchange_rate_manager)
         await stream.finished_writing.wait()
-        await asyncio.sleep(0)
-        await self.stream_manager.stop()
+        await asyncio.sleep(0, loop=self.loop)
+        self.stream_manager.stop()
         self.client_blob_manager.stop()
         # partial removal, only sd blob is missing.
         # in this case, we recover the sd blob while the other blobs are kept untouched as 'finished'

tests/unit/wallet/test_database.py

@@ -470,7 +470,7 @@ class TestUpgrade(AsyncioTestCase):
 
 
 class TestSQLiteRace(AsyncioTestCase):
-    max_misuse_attempts = 120000
+    max_misuse_attempts = 80000
 
     def setup_db(self):
         self.db = sqlite3.connect(":memory:", isolation_level=None)