FilesExpand file tree

master

/

server-with-encryption.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

42 lines (32 loc) · 1.15 KB

master

/

server-with-encryption.py

Copy path

Top

File metadata and controls

• Code
• Blame

42 lines (32 loc) · 1.15 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

import sys

import time

sys.path.insert(0, "..")

from opcua import ua, Server

if __name__ == "__main__":

# setup our server

server = Server()

server.set_endpoint("opc.tcp://0.0.0.0:4840/freeopcua/server/")

# load server certificate and private key. This enables endpoints

# with signing and encryption.

server.load_certificate("certificate-example.der")

server.load_private_key("private-key-example.pem")

# setup our own namespace, not really necessary but should as spec

uri = "http://examples.freeopcua.github.io"

idx = server.register_namespace(uri)

# get Objects node, this is where we should put our custom stuff

objects = server.get_objects_node()

# populating our address space

myobj = objects.add_object(idx, "MyObject")

myvar = myobj.add_variable(idx, "MyVariable", 6.7)

myvar.set_writable() # Set MyVariable to be writable by clients

# starting!

server.start()

try:

count = 0

while True:

time.sleep(1)

count += 0.1

myvar.set_value(count)

finally:

#close connection, remove subcsriptions, etc

server.stop()