def conn_opc():
# OPCサーバに接続
cl = Client("opc.tcp://192.168.10.5:51110/CogentDataHub/DataAccess")
# クライアント証明書のapplication_uri
cl.application_uri = "urn:desktop-i50i89m:Cogent DataHub"
# policy設定
print("secPolicy: " + str(secPolicy))
if secPolicy != policies[0]: # None以外の場合SecurityPolicyを設定
mode = ua.MessageSecurityMode.SignAndEncrypt
pc = getattr(security_policies, 'SecurityPolicy' + secPolicy)
# 第二引数：クライアント証明書
cl.set_security(
pc, "/Users/watarium/PycharmProjects/opcua/OPCUA_CL.der",
"/Users/watarium/PycharmProjects/opcua/OPCUAClient.pem",
"/Users/watarium/PycharmProjects/opcua/OPCUAServer.der", mode)
# 認証設定
if setCert == certs[1]: # user/pass
cl.set_user("admin")
cl.set_password("1234")
elif setCert == certs[2]: # certificate
cl.load_private_key(
"/Users/watarium/PycharmProjects/opcua/OPCUAClient.pem")
cl.load_client_certificate(
"/Users/watarium/PycharmProjects/opcua/OPCUA_CL.der")
try:
# 接続
print("Policy: {0}, Certificate: {1}".format(secPolicy, setCert))
print("---------------------Connection start-----------------------")
cl.connect()
sleep(5)
# 情報取得
ep = cl.get_endpoints()
print(ep[0].Server.ApplicationUri)
root = cl.get_root_node()
print("Objects node is: ", root)
print(cl.get_namespace_array())
print(cl.get_namespace_index('urn:win-9hi38ajrojd:Cogent DataHub'))
#これがうまくいかなかった（2019/06/27）
#node = cl.get_node('ns=1;s=xxxxx')
#print(node.get_value())
#node.set_attribute(ua.AttributeIds.Value, 1)
# 切断
cl.disconnect()
print("-------------------Connection Success!!!--------------------")
except Exception as e:
print("---------------------Connection Faild!!---------------------")
print(e)
cl.disconnect()
def test_get_endpointr(self):
client = Client("opc.tcp://" + os.environ['TEST_IP'] + ":" +
os.environ['TEST_PORT'])
client.connect()
endpoints = client.get_endpoints()
print(endpoints)
client.disconnect()
import time
import os
ip_port = input('enter "ip:port">')
try:
protocol = "opc.tcp://"
url = str(protocol + ip_port) # server address
client = Client(url) # customer creation
client.connect_socket()
client.send_hello()
client.open_secure_channel()
client.create_session()
parameters = [
client.get_endpoints()[0].Server.ProductUri,
client.get_endpoints()[0].Server.ApplicationUri,
client.get_endpoints()[0].Server.ApplicationName,
client.get_endpoints()[0].Server.ApplicationType,
client.get_endpoints()[0].Server.GatewayServerUri,
client.get_endpoints()[0].Server.DiscoveryProfileUri,
client.get_endpoints()[0].Server.DiscoveryUrls
]
keys = [
"ProductUri",
"ApplicationUri",
"ApplicationName",
"ApplicationType",
"GatewayServerUri",
"DiscoveryProfileUri",
def test_get_endpointr(self):
client = Client("opc.tcp://" + os.environ['TEST_IP'] + ":" + os.environ['TEST_PORT'])
client.connect()
endpoints = client.get_endpoints()
self.assertEqual(len(endpoints), 4)
client.disconnect()
