2023-10-25 13:09:12 +02:00

81 lines
3.2 KiB
Python

import requests
import time
import json
import os
import base64
import argparse
import sys
def send_waku_msg(node_address, kbytes, pubsub_topic, content_topic):
# TODO dirty trick .replace("=", "")
base64_payload = (base64.b64encode(os.urandom(kbytes*1000)).decode('ascii')).replace("=", "")
#print(base64_payload)
print("size message kBytes", len(base64_payload) *(3/4)/1000, "KBytes")
#pubsub_topic = "/waku/2/default-waku/proto"
#content_topic = "xxx"
data = {
'jsonrpc': '2.0',
'method': 'post_waku_v2_relay_v1_message',
'id': 1,
'params': [pubsub_topic, {"payload": base64_payload, "contentTopic": content_topic, "ephemeral": False}]
}
print('Waku RPC: %s from %s PubSubTopic: %s, ContentTopic: %s' % (data['method'], node_address, pubsub_topic, content_topic))
s_time = time.time()
#print(data)
response = requests.post(node_address, data=json.dumps(data), headers={'content-type': 'application/json'})
elapsed_ms = (time.time() - s_time) * 1000
response_obj = response.json()
print('Response from %s: %s [%.4f ms.]' % (node_address, response_obj, elapsed_ms))
return response_obj
parser = argparse.ArgumentParser(description='')
# these flags are mutually exclusive, one or the other, never at once
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument('-sn', '--single-node', type=str, help='example: http://waku-simulator_nwaku_1:8545')
group.add_argument('-mn', '--multiple-nodes', type=str, help='example: http://waku-simulator_nwaku_[1..10]:8545')
# rest of araguments
parser.add_argument('-c', '--content-topic', type=str, help='content topic', required=True)
parser.add_argument('-p', '--pubsub-topic', type=str, help='pubsub topic', required=True)
parser.add_argument('-s', '--msg-size-kbytes', type=int, help='message size in kBytes', required=True)
parser.add_argument('-d', '--delay-seconds', type=int, help='delay in second between messages', required=True)
args = parser.parse_args()
print(args)
if args.single_node != None:
print("Injecting traffic to single node RPC:", args.single_node)
# this simply converts from http://url_[1..5]:port to
# [http://url_1:port
nodes = []
if args.multiple_nodes:
range_nodes = args.multiple_nodes.split(":")[1].split("_")[2]
node_placeholder = args.multiple_nodes.replace(range_nodes, "{placeholder}")
clean_range = range_nodes.replace("[", "").replace("]", "")
start = int(clean_range.split("..")[0])
end = int(clean_range.split("..")[1])
print("Injecting traffic to multiple nodes RPC")
for i in range(start, end+1):
nodes.append(node_placeholder.replace("{placeholder}", str(i)))
print("Injecting traffic to multiple nodes RPC")
for node in nodes:
print(node)
while True:
# calls are blocking
# limited by the time it takes the rpc to reply
if args.single_node != None:
send_waku_msg(args.single_node, args.msg_size_kbytes, args.pubsub_topic, args.content_topic)
if args.multiple_nodes != None:
for node in nodes:
send_waku_msg(node, args.msg_size_kbytes, args.pubsub_topic, args.content_topic)
print("sleeping: ", args.delay_seconds, " seconds")
time.sleep(args.delay_seconds)