You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
110 lines
2.7 KiB
110 lines
2.7 KiB
# Test of a ESPnow echo server and asyncio client transferring data.
|
|
# Test will SKIP if instance1 (asyncio client) does not support asyncio.
|
|
# - eg. ESP8266 with 1MB flash.
|
|
# Instance0 is not required to support asyncio.
|
|
|
|
try:
|
|
import network
|
|
import random
|
|
import espnow
|
|
except ImportError:
|
|
print("SKIP")
|
|
raise SystemExit
|
|
|
|
# Set read timeout to 5 seconds
|
|
timeout_ms = 5000
|
|
default_pmk = b"MicroPyth0nRules"
|
|
sync = True
|
|
|
|
|
|
def echo_server(e):
|
|
peers = []
|
|
while True:
|
|
peer, msg = e.irecv(timeout_ms)
|
|
if peer is None:
|
|
return
|
|
if peer not in peers:
|
|
peers.append(peer)
|
|
e.add_peer(peer)
|
|
|
|
# Echo the MAC and message back to the sender
|
|
if not e.send(peer, msg, sync):
|
|
print("ERROR: send() failed to", peer)
|
|
return
|
|
|
|
if msg == b"!done":
|
|
return
|
|
|
|
|
|
def client_send(e, peer, msg, sync):
|
|
print("TEST: send/recv(msglen=", len(msg), ",sync=", sync, "): ", end="", sep="")
|
|
try:
|
|
if not e.send(peer, msg, sync):
|
|
print("ERROR: Send failed.")
|
|
return
|
|
except OSError as exc:
|
|
# Don't print exc as it is differs for esp32 and esp8266
|
|
print("ERROR: OSError:")
|
|
return
|
|
print("OK")
|
|
|
|
|
|
def init(e, sta_active=True, ap_active=False):
|
|
wlans = [network.WLAN(i) for i in [network.STA_IF, network.AP_IF]]
|
|
e.active(True)
|
|
e.set_pmk(default_pmk)
|
|
wlans[0].active(sta_active)
|
|
wlans[1].active(ap_active)
|
|
wlans[0].disconnect() # Force esp8266 STA interface to disconnect from AP
|
|
return e
|
|
|
|
|
|
async def client(e):
|
|
init(e, True, False)
|
|
e.config(timeout_ms=timeout_ms)
|
|
peer = PEERS[0]
|
|
e.add_peer(peer)
|
|
multitest.next()
|
|
|
|
print("airecv() test...")
|
|
msgs = []
|
|
for i in range(5):
|
|
# Send messages to the peer who will echo it back
|
|
msgs.append(bytes([random.getrandbits(8) for _ in range(12)]))
|
|
client_send(e, peer, msgs[i], True)
|
|
|
|
for i in range(5):
|
|
mac, reply = await e.airecv()
|
|
print("OK" if reply == msgs[i] else "ERROR: Received != Sent")
|
|
|
|
# Tell the server to stop
|
|
print("DONE")
|
|
msg = b"!done"
|
|
client_send(e, peer, msg, True)
|
|
mac, reply = await e.airecv()
|
|
print("OK" if reply == msg else "ERROR: Received != Sent")
|
|
|
|
e.active(False)
|
|
|
|
|
|
# Server
|
|
def instance0():
|
|
e = espnow.ESPNow()
|
|
init(e, True, False)
|
|
multitest.globals(PEERS=[network.WLAN(i).config("mac") for i in (0, 1)])
|
|
multitest.next()
|
|
print("Server Start")
|
|
echo_server(e)
|
|
print("Server Done")
|
|
e.active(False)
|
|
|
|
|
|
# Client
|
|
def instance1():
|
|
try:
|
|
import asyncio
|
|
from aioespnow import AIOESPNow
|
|
except ImportError:
|
|
print("SKIP")
|
|
raise SystemExit
|
|
asyncio.run(client(AIOESPNow()))
|
|
|