def __init__(self, shelffile=None, iserver=None):
self.logger = logging.getLogger(__name__)
self.endpoint = urlparse("opc.tcp://0.0.0.0:4840/freeopcua/server/")
self._application_uri = "urn:freeopcua:python:server"
self.product_uri = "urn:freeopcua.github.no:python:server"
self.name = "FreeOpcUa Python Server"
self.application_type = ua.ApplicationType.ClientAndServer
self.default_timeout = 3600000
if iserver is not None:
self.iserver = iserver
else:
self.iserver = InternalServer(shelffile)
self.bserver = None
self._discovery_clients = {}
self._discovery_period = 60
self.certificate = None
self.private_key = None
self._policies = []
self.nodes = Shortcuts(self.iserver.isession)
# setup some expected values
self.set_application_uri(self._application_uri)
sa_node = self.get_node(ua.NodeId(ua.ObjectIds.Server_ServerArray))
sa_node.set_value([self._application_uri])
# enable all endpoints by default
self._security_policy = [#"None", "Basic128Rsa15_Sign",
# "Basic128Rsa15_SignAndEncrypt",
"Basic256_Sign", "Basic256_SignAndEncrypt"]
self._policyIDs = ["Anonymous", "Basic256", "Basic128", "Username"]
def __init__(self, shelffile=None, iserver=None):
self.logger = logging.getLogger(__name__)
self.endpoint = urlparse("opc.tcp://0.0.0.0:4840/freeopcua/server/")
self._application_uri = "urn:freeopcua:python:server"
self.product_uri = "urn:freeopcua.github.io:python:server"
self.name = "FreeOpcUa Python Server"
self.manufacturer_name = "FreeOpcUa"
self.application_type = ua.ApplicationType.ClientAndServer
self.default_timeout = 3600000
if iserver is not None:
self.iserver = iserver
else:
self.iserver = InternalServer(shelffile = shelffile)
self.bserver = None
self._policies = []
self.nodes = Shortcuts(self.iserver.isession)
# setup some expected values
self.set_application_uri(self._application_uri)
sa_node = self.get_node(ua.NodeId(ua.ObjectIds.Server_ServerArray))
sa_node.set_value([self._application_uri])
self.set_build_info(self.product_uri, self.manufacturer_name, self.name, "1.0pre", "0", datetime.now())
# enable all endpoints by default
self.certificate = None
self.private_key = None
self.user_manager = UserManager(parent = self)
self._security_policy = [
ua.SecurityPolicyType.NoSecurity,
ua.SecurityPolicyType.Basic256Sha256_SignAndEncrypt,
ua.SecurityPolicyType.Basic256Sha256_Sign
]
self._policyIDs = ["Anonymous", "Basic256Sha256", "Username"]
def setUpClass(cls):
iserver = InternalServer(session_cls=CustomInternalSession)
cls.srv = Server(iserver=iserver)
iserver._parent = cls.srv
cls.srv.set_endpoint('opc.tcp://127.0.0.1:{0:d}'.format(cls.PORT_NUM2))
cls.srv.start()
# start admin client
# short timeout since we want it to fail
cls.clt = Client('opc.tcp://[email protected]:{0:d}'.format(
cls.PORT_NUM2),
timeout=1)
cls.clt.connect()
cls.opc = cls.clt
def __init__(self, shelffile=None, iserver=None):
self.logger = logging.getLogger(__name__)
self.endpoint = urlparse("opc.tcp://0.0.0.0:4840/freeopcua/server/")
self._application_uri = "urn:freeopcua:python:server"
self.product_uri = "urn:freeopcua.github.io:python:server"
self.name = "FreeOpcUa Python Server"
self.manufacturer_name = "FreeOpcUa"
self.application_type = ua.ApplicationType.ClientAndServer
self.default_timeout = 3600000
if iserver is not None:
self.iserver = iserver
else:
self.iserver = InternalServer(shelffile)
self.bserver = None
self._discovery_clients = {}
self._discovery_period = 60
self.certificate = None
self.private_key = None
self._policies = []
self.nodes = Shortcuts(self.iserver.isession)
# setup some expected values
self.set_application_uri(self._application_uri)
sa_node = self.get_node(ua.NodeId(ua.ObjectIds.Server_ServerArray))
sa_node.set_value([self._application_uri])
status_node = self.get_node(ua.NodeId(
ua.ObjectIds.Server_ServerStatus))
build_node = self.get_node(
ua.NodeId(ua.ObjectIds.Server_ServerStatus_BuildInfo))
status = ua.ServerStatusDataType()
status.BuildInfo.ProductUri = self.product_uri
status.BuildInfo.ManufacturerName = self.manufacturer_name
status.BuildInfo.ProductName = self.name
status.BuildInfo.SoftwareVersion = "1.0pre"
status.BuildInfo.BuildNumber = "0"
status.BuildInfo.BuildDate = datetime.now()
status.SecondsTillShutdown = 0
status_node.set_value(status)
build_node.set_value(status.BuildInfo)
# enable all endpoints by default
self._security_policy = [
ua.SecurityPolicyType.NoSecurity,
ua.SecurityPolicyType.Basic128Rsa15_SignAndEncrypt,
ua.SecurityPolicyType.Basic128Rsa15_Sign,
ua.SecurityPolicyType.Basic256_SignAndEncrypt,
ua.SecurityPolicyType.Basic256_Sign
]
self._policyIDs = ["Anonymous", "Basic256", "Basic128", "Username"]
def __init__(self):
self.logger = logging.getLogger(__name__)
self.endpoint = urlparse("opc.tcp://0.0.0.0:4840/freeopcua/server/")
self.application_uri = "urn:freeopcua:python:server"
self.product_uri = "urn:freeopcua.github.no:python:server"
self.name = "FreeOpcUa Python Server"
self.application_type = ua.ApplicationType.ClientAndServer
self.default_timeout = 3600000
self.iserver = InternalServer()
self.bserver = None
self._discovery_clients = {}
self._discovery_period = 60
self.certificate = None
self.private_key = None
self._policies = []
# setup some expected values
self.register_namespace(self.application_uri)
sa_node = self.get_node(ua.NodeId(ua.ObjectIds.Server_ServerArray))
sa_node.set_value([self.application_uri])
def __init__(self, name, shared):
super().__init__(name, shared)
self.logger = logging.getLogger(self.name)
self.logger.info("init")
self.shared.config.set_hidden_value(self.name, "user")
self.shared.config.set_hidden_value(self.name, "password")
self.shared.config.set_hidden_value(self.name, "password_hash")
def config(key, val):
return self.shared.config.config(self.name, key, val)
endpoint = config("endpoint", "no_endpoint")
certificate = config("certificate", "")
private_key = config("private_key", "")
name = config("name", "FreeOpcUa Python Server")
uri = config("uri", "http://examples.freeopcua.github.io")
root_object_name = config("root_object_name", "TEST")
separator = config("separator", ".")
namespace = config("namespace", 2)
auto_build_folders = config("auto_build_folders", 0)
self.oldnew = config("oldnew_comparision", 0)
self.debug_statistics = config("debug_statistics", 0)
admin_username = config("user", "admin")
admin_password = config("password", "admin")
admin_password_hash = config("password_hash", "").replace("$$", "$")
security_ids = []
anonymous_on = config("anonymous_on", 0)
username_on = config("username_on", 1)
certificate_on = config("certificate_basic256sha256_on", 0)
if anonymous_on:
security_ids.append("Anonymous")
if username_on:
security_ids.append("Username")
if certificate_on:
security_ids.append("Basic256Sha256")
security_policy = []
if config("nosecurity_on", 1):
security_policy.append(ua.SecurityPolicyType.NoSecurity)
if config("basic128rsa15_sign_on", 0):
security_policy.append(ua.SecurityPolicyType.Basic128Rsa15_Sign)
if config("basic128rsa15_signandencrypt_on", 0):
security_policy.append(
ua.SecurityPolicyType.Basic128Rsa15_SignAndEncrypt)
if config("basic256_sign_on", 0):
security_policy.append(ua.SecurityPolicyType.Basic256_Sign)
if config("basic256_signandencrypt_on", 0):
security_policy.append(
ua.SecurityPolicyType.Basic256_SignAndEncrypt)
if config("basic256sha256_sign_on", 1):
security_policy.append(ua.SecurityPolicyType.Basic256Sha256_Sign)
if config("basic256sha256_signandencrypt_on", 1):
security_policy.append(
ua.SecurityPolicyType.Basic256Sha256_SignAndEncrypt)
initial_values_is_quality_good = config(
"initial_values_is_quality_good", 0)
if anonymous_on:
server = CustomServer(iserver=InternalServer(
session_cls=CustomAnonInternalSession))
else:
server = CustomServer(iserver=InternalServer(
session_cls=CustomInternalSession))
server.iserver._parent = server
server.set_application_uri(uri)
server.name = name
server.set_endpoint(endpoint)
server.allow_remote_admin(False)
if certificate and private_key:
server.load_certificate(str(certificate))
server.load_private_key(str(private_key))
if security_ids:
server.set_security_IDs(security_ids)
if security_policy:
server.set_security_policy(security_policy)
def custom_user_manager(isession, userName, password):
if userName != admin_username:
return False
if admin_password_hash:
if werkzeug.security.check_password_hash(
admin_password_hash, password):
return True
else:
# fallback to plaintext
if password == admin_password:
return True
return False
if username_on:
server.user_manager.set_user_manager(custom_user_manager)
idx = server.register_namespace(uri)
objects = server.get_objects_node()
root = objects.add_object(idx, root_object_name)
self.server = server
self.objects = objects
self.root = root
self.sep = separator
self.ns = namespace
self.auto_build_folders = auto_build_folders
self.items = []
self.subscription = None
if initial_values_is_quality_good:
self.initial_status_code = ua.StatusCodes.Good
else:
self.initial_status_code = ua.StatusCodes.BadWaitingForInitialData
self.initial_timestamp = datetime.datetime.utcnow()
