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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-11-14 03:30:02 +00:00
trezor-firmware/legacy/script/wait_for_emulator.py
2019-04-15 19:14:58 +02:00

32 lines
602 B
Python
Executable File

#!/usr/bin/env python3
import socket
import sys
import time
DEFAULT_ADDR = "127.0.0.1:21324"
if len(sys.argv) > 1:
addr = sys.argv[1]
else:
addr = DEFAULT_ADDR
host, port = addr.split(":")
SOCK_ADDR = (host, int(port))
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.connect(SOCK_ADDR)
sock.settimeout(0)
start = time.monotonic()
while True:
try:
sock.sendall(b"PINGPING")
r = sock.recv(8)
if r == b"PONGPONG":
break
except Exception:
time.sleep(0.05)
end = time.monotonic()
print("waited for {:.3f}s".format(end - start))