sift_py.grpc.keepalive

 1from typing import TypedDict
 2
 3DEFAULT_KEEPALIVE_TIME_MS = 20_000
 4"""Interval with which to send keepalive pings"""
 5
 6DEFAULT_KEEPALIVE_TIMEOUT_MS = 20_000
 7"""Timeout while waiting for server to acknowledge keepalive ping"""
 8
 9DEFAULT_KEEPALIVE_PERMIT_WITHOUT_CALLS = 1
10"""Allows connection without any active RPCs"""
11
12DEFAULT_MAX_PINGS_WITHOUT_DATA = 0
13"""Disabled"""
14
15
16# https://github.com/grpc/grpc/blob/master/doc/keepalive.md
17class KeepaliveConfig(TypedDict):
18    """
19    Make make this public in the future to allow folks to configure their own keepalive settings
20    if there is demand for it.
21    """
22
23    keepalive_time_ms: int
24    keepalive_timeout_ms: int
25    keepalive_permit_without_calls: int
26    max_pings_without_data: int
27
28
29DEFAULT_KEEPALIVE_CONFIG: KeepaliveConfig = {
30    "keepalive_time_ms": DEFAULT_KEEPALIVE_TIME_MS,
31    "keepalive_timeout_ms": DEFAULT_KEEPALIVE_TIMEOUT_MS,
32    "keepalive_permit_without_calls": DEFAULT_KEEPALIVE_PERMIT_WITHOUT_CALLS,
33    "max_pings_without_data": DEFAULT_MAX_PINGS_WITHOUT_DATA,
34}