beremiz

OPC-UA: better handling and reporting of server browser's connection errors.
wxPython4
2022-11-10, Edouard Tisserant
49e6b73de505
Parents bf3b5f58c832
Children 142c268124ab
OPC-UA: better handling and reporting of server browser's connection errors.
1 files changed, 20 insertions(+), 12 deletions(-)
  • +20 -12
    opc_ua/opcua_client_maker.py
    • --- a/opc_ua/opcua_client_maker.py Thu Nov 10 19:31:09 2022 +0100
    +++ b/opc_ua/opcua_client_maker.py Thu Nov 10 19:31:59 2022 +0100
    @@ -288,6 +288,26 @@
    def OnConnectButton(self, event):
    if self.connect_button.GetValue():
    + config = self.config_getter()
    + self.client = Client(config["URI"])
    + self.log("OPCUA browser: connecting to {}\n".format(config["URI"]))
    +
    + AuthType = config["AuthType"]
    + if AuthType=="UserPasword":
    + self.client.set_user(config["User"])
    + self.client.set_password(config["Password"])
    + elif AuthType=="x509":
    + self.client.set_security_string(
    + "{Policy},{Mode},{Certificate},{PrivateKey}".format(**config))
    +
    + try :
    + self.client.connect()
    + except Exception as e:
    + self.log("OPCUA browser: "+str(e)+"\n")
    + self.client = None
    + self.connect_button.SetValue(False)
    + return
    +
    self.tree_panel = wx.Panel(self)
    self.tree_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=0)
    self.tree_sizer.AddGrowableCol(0)
    @@ -308,18 +328,6 @@
    self.tree.SetMainColumn(0)
    - config = self.config_getter()
    - self.client = Client(config["URI"])
    -
    - AuthType = config["AuthType"]
    - if AuthType=="UserPasword":
    - self.client.set_user(config["User"])
    - self.client.set_password(config["Password"])
    - elif AuthType=="x509":
    - self.client.set_security_string(
    - "{Policy},{Mode},{Certificate},{PrivateKey}".format(**config))
    -
    - self.client.connect()
    self.client.load_type_definitions() # load definition of server specific structures/extension objects
    rootnode = self.client.get_root_node()