check_grpc.py

import sys
import grpc 

def get_grpc_connection(host_port: str, secure: bool):
    if secure:
        credentials = grpc.ssl_channel_credentials()
        channel = grpc.secure_channel(host_port, credentials)
    else:
        channel = grpc.insecure_channel(host_port)
    return channel

def check_grpc_connection(host_port: str, secure: bool):
    channel = get_grpc_connection(host_port, secure)
    try:
        grpc.channel_ready_future(channel).result(timeout=5)
        return f"Successfully established secure:{secure} channel to {host_port}"
    except:
        return f"Timeout. Failed to establish secure:{secure} channel to {host_port}. Check your ingress/proxy configuration."
        
print(check_grpc_connection(sys.argv[1], True))