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SIENTIAPDE-1083: add prometheus metrics to opc_manager.

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This commit is contained in:
Bruno Domingues
2025-05-29 16:52:10 -03:00
parent 03ed5784b1
commit c49f04ded6
6 changed files with 354 additions and 203 deletions
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4
tests/unit/managers/test_ingestor_manager.py
View File

@@ -60,7 +60,8 @@ def test_initialize_opc_from_config(opc_manager, ingestor_manager):
'server_uri': 'http://opcua-server.simulator',
'cert_path': '/path/to/cert',
'private_key_path': '/path/to/private_key',
'server_cert_path': '/path/to/server_cert'
'server_cert_path': '/path/to/server_cert',
'pod_id': 'test_pod'
}
opc_manager.return_value = MagicMock()
@@ -70,6 +71,7 @@ def test_initialize_opc_from_config(opc_manager, ingestor_manager):
opc_manager.assert_called_once_with(
server_config['name'], server_config['url'], ingestor_manager.data_manager, ingestor_manager.logger,
server_config['server_uri'], ingestor_manager.notification_handler,
server_config['pod_id'],
server_config['cert_path'], server_config['private_key_path'],
server_config['server_cert_path']
)

433
tests/unit/managers/test_opc_manager.py
View File

@@ -1,6 +1,7 @@
import json
from datetime import datetime
from unittest.mock import MagicMock, patch
from prometheus_client import Gauge
from pytest import fixture
from asyncua.crypto.security_policies import SecurityPolicyBasic256
@@ -9,57 +10,65 @@ from ingestor.managers.opc_manager import OpcManager
from sientia_do.notifications.models import NotificationLevel
tags = {
'ns=3;i=1001': {
'aggregation_function': 'LTS',
'frequency': 1000,
'max_value': 100,
'min_value': 0,
'tag_name': 'Counter'
"ns=3;i=1001": {
"aggregation_function": "LTS",
"frequency": 1000,
"max_value": 100,
"min_value": 0,
"tag_name": "Counter",
},
'ns=3;i=1003': {
'aggregation_function': 'AVG',
'frequency': 1000,
'max_value': 100,
'min_value': 0,
'tag_name': 'Random'
"ns=3;i=1003": {
"aggregation_function": "AVG",
"frequency": 1000,
"max_value": 100,
"min_value": 0,
"tag_name": "Random",
},
"ns=3;i=1004": {
"aggregation_function": "MDN",
"frequency": 1000,
"max_value": 100,
"min_value": 0,
"tag_name": "Sawtooth",
},
'ns=3;i=1004': {
'aggregation_function': 'MDN',
'frequency': 1000,
'max_value': 100,
'min_value': 0,
'tag_name': 'Sawtooth'
}
}
@fixture
def raw_opc_manager():
return OpcManager(
'TestConnector', 'opc.tcp://localhost:4840', MagicMock(),
MagicMock(), 'opc.tcp://localhost:4840', MagicMock()
"TestConnector",
"opc.tcp://localhost:4840",
MagicMock(),
MagicMock(),
"opc.tcp://localhost:4840",
MagicMock(),
"localhost",
)
@fixture
def opc_manager(raw_opc_manager):
raw_opc_manager.client = MagicMock()
raw_opc_manager.cert_path = 'cert.pem'
raw_opc_manager.private_key_path = 'private_key.pem'
raw_opc_manager.server_cert_path = 'server_cert.pem'
raw_opc_manager.cert_path = "cert.pem"
raw_opc_manager.private_key_path = "private_key.pem"
raw_opc_manager.server_cert_path = "server_cert.pem"
return raw_opc_manager
@fixture
def opc_manager_subscribed(opc_manager):
opc_manager.subscriptions['sub1'] = MagicMock()
opc_manager.subscriptions["sub1"] = MagicMock()
return opc_manager
def test___str__(opc_manager):
assert str(opc_manager) == 'OpcManager(name=TestConnector, url=opc.tcp://localhost:4840, server_uri=opc.tcp://localhost:4840)\nnodes={}, subscriptions={}'
assert (
str(opc_manager)
== "OpcManager(name=TestConnector, url=opc.tcp://localhost:4840, server_uri=opc.tcp://localhost:4840)\nnodes={}, subscriptions={}"
)
def test_set_security_success(opc_manager):
@@ -71,7 +80,7 @@ def test_set_security_success(opc_manager):
SecurityPolicyBasic256,
certificate=opc_manager.cert_path,
private_key=opc_manager.private_key_path,
server_certificate=opc_manager.server_cert_path
server_certificate=opc_manager.server_cert_path,
)
assert opc_manager.client.secure_channel_timeout == 10000000
@@ -85,16 +94,19 @@ def test_set_security_no_cert(opc_manager):
try:
opc_manager.set_security()
except ValueError as e:
assert str(
e) == "Certificate and private key paths must be provided for secure connection."
assert (
str(e)
== "Certificate and private key paths must be provided for secure connection."
)
else:
assert False, "ValueError not raised"
assert opc_manager.client.set_security.call_count == 0
@patch('ingestor.managers.opc_manager.Client')
def test_connect_no_security(client, raw_opc_manager):
@patch("ingestor.managers.opc_manager.metrics")
@patch("ingestor.managers.opc_manager.Client")
def test_connect_no_security(client, mock_metrics, raw_opc_manager):
raw_opc_manager.set_security = MagicMock()
raw_opc_manager.connect()
@@ -102,13 +114,25 @@ def test_connect_no_security(client, raw_opc_manager):
client.assert_called_once_with(raw_opc_manager.url)
raw_opc_manager.client.connect.assert_called_once()
raw_opc_manager.set_security.assert_not_called()
mock_metrics.OPC_CONNECTIONS_TOTAL.labels.assert_called_once_with(
pod_id=raw_opc_manager.pod_id,
server_name=raw_opc_manager.name
)
mock_metrics.OPC_CONNECTIONS_TOTAL.labels.return_value.inc.assert_called_once()
mock_metrics.OPC_CONNECTION_STATUS.labels.assert_called_once_with(
pod_id=raw_opc_manager.pod_id,
server_name=raw_opc_manager.name,
server_url=raw_opc_manager.url
)
mock_metrics.OPC_CONNECTION_STATUS.labels.return_value.set.assert_called_once_with(1)
mock_metrics.OPC_CONNECTIONS_FAILED.labels.assert_not_called()
@patch('ingestor.managers.opc_manager.Client')
@patch("ingestor.managers.opc_manager.Client")
def test_connect_with_security(client, raw_opc_manager):
raw_opc_manager.cert_path = 'cert.pem'
raw_opc_manager.private_key_path = 'private_key.pem'
raw_opc_manager.server_cert_path = 'server_cert.pem'
raw_opc_manager.cert_path = "cert.pem"
raw_opc_manager.private_key_path = "private_key.pem"
raw_opc_manager.server_cert_path = "server_cert.pem"
raw_opc_manager.set_security = MagicMock()
raw_opc_manager.connect()
@@ -118,9 +142,48 @@ def test_connect_with_security(client, raw_opc_manager):
raw_opc_manager.set_security.assert_called_once()
@patch("ingestor.managers.opc_manager.Client")
@patch("ingestor.managers.opc_manager.metrics")
def test_connect_exception_handling_and_metrics(
mock_metrics_module, mock_opc_client_class, raw_opc_manager
):
mock_client_instance = mock_opc_client_class.return_value
simulated_error_message = "Erro de conexão simulado"
mock_client_instance.connect.side_effect = Exception(simulated_error_message)
opc_manager_instance = raw_opc_manager
opc_manager_instance.cert_path = None
with pytest.raises(Exception, match=simulated_error_message):
opc_manager_instance.connect()
mock_metrics_module.OPC_CONNECTIONS_TOTAL.labels.assert_called_once_with(
pod_id=opc_manager_instance.pod_id, server_name=opc_manager_instance.name
)
mock_metrics_module.OPC_CONNECTIONS_TOTAL.labels.return_value.inc.assert_called_once()
mock_metrics_module.OPC_CONNECTION_STATUS.labels.assert_called_once_with(
pod_id=opc_manager_instance.pod_id,
server_name=opc_manager_instance.name,
server_url=opc_manager_instance.url,
)
mock_metrics_module.OPC_CONNECTION_STATUS.labels.return_value.set.assert_called_once_with(
0
)
mock_metrics_module.OPC_CONNECTIONS_FAILED.labels.assert_called_once_with(
pod_id=opc_manager_instance.pod_id, server_name=opc_manager_instance.name
)
mock_metrics_module.OPC_CONNECTIONS_FAILED.labels.return_value.inc.assert_called_once()
opc_manager_instance.logger.error.assert_called_once_with(
f"Failed to connect to {opc_manager_instance.name}: {simulated_error_message}"
)
def test_create_subscription_no_client(raw_opc_manager):
try:
raw_opc_manager.create_subscription('sub1')
raw_opc_manager.create_subscription("sub1")
except ValueError as e:
assert str(e) == "Client not connected. Call connect first."
else:
@@ -128,55 +191,95 @@ def test_create_subscription_no_client(raw_opc_manager):
def test_create_subscription_success_has_period(opc_manager):
opc_manager.create_subscription('sub1', 1000)
opc_manager.create_subscription("sub1", 1000)
opc_manager.client.create_subscription.assert_called_once_with(
1000, opc_manager)
assert opc_manager.subscriptions['sub1'] is not None
opc_manager.client.create_subscription.assert_called_once_with(1000, opc_manager)
assert opc_manager.subscriptions["sub1"] is not None
def test_create_subscription_success_no_period(opc_manager):
opc_manager.create_subscription('sub1', None)
opc_manager.create_subscription("sub1", None)
opc_manager.client.create_subscription.assert_called_once_with(
500, opc_manager)
assert opc_manager.subscriptions['sub1'] is not None
opc_manager.client.create_subscription.assert_called_once_with(500, opc_manager)
assert opc_manager.subscriptions["sub1"] is not None
def test_subscribe_no_subscription(opc_manager):
@patch("ingestor.managers.opc_manager.metrics")
def test_create_subscription_with_metrics(metrics, opc_manager):
opc_manager.create_subscription("sub1", 1000)
metrics.OPC_SUBSCRIPTIONS_CREATED.labels.assert_called_once_with(
pod_id=opc_manager.pod_id, server_name=opc_manager.name, slot_name="sub1"
)
metrics.OPC_SUBSCRIPTIONS_CREATED.labels.return_value.inc.assert_called_once()
@patch("ingestor.managers.opc_manager.metrics")
def test_create_subscription_exception_during_client_call(
mock_metrics_module, raw_opc_manager
):
opc_manager_instance = raw_opc_manager
opc_manager_instance.client = MagicMock()
subscription_name = "test_sub_client_error"
simulated_period = 750
simulated_error_message = "Falha ao criar subscrição no cliente OPC"
opc_manager_instance.client.create_subscription.side_effect = Exception(
simulated_error_message
)
with pytest.raises(Exception, match=simulated_error_message):
opc_manager_instance.create_subscription(
subscription_name, period=simulated_period
)
opc_manager_instance.client.create_subscription.assert_called_once_with(
simulated_period, opc_manager_instance
)
opc_manager_instance.logger.error.assert_called_once_with(
f"Failed to create subscription {subscription_name} on {opc_manager_instance.name}: {simulated_error_message}"
)
mock_metrics_module.OPC_SUBSCRIPTIONS_CREATED.labels.assert_not_called()
@patch("ingestor.managers.opc_manager.metrics")
def test_subscribe_no_subscription(metrics, opc_manager):
try:
opc_manager.subscribe('sub1', tags, 1000)
opc_manager.subscribe("sub1", tags, 1000)
except ValueError as e:
assert str(
e) == "Subscription not created. Call create_subscription first."
assert str(e) == "Subscription not created. Call create_subscription first."
else:
assert False, "ValueError not raised"
metrics.OPC_TAGS_SUBSCRIBED.labels.assert_not_called()
def test_subscribe_success(opc_manager_subscribed):
opc_manager_subscribed.nodes = {
'ns=3;i=1001': 'data'
}
opc_manager_subscribed.nodes = {"ns=3;i=1001": "data"}
opc_manager_subscribed.subscribe('sub1', tags, 1000)
opc_manager_subscribed.subscribe("sub1", tags, 1000)
assert opc_manager_subscribed.nodes == tags
assert opc_manager_subscribed.addr_nodes == [
opc_manager_subscribed.client.get_node(n) for n in tags if n != 'ns=3;i=1001']
opc_manager_subscribed.client.get_node(n) for n in tags if n != "ns=3;i=1001"
]
def test_unsubscribe_no_subscription(opc_manager):
opc_manager.unsubscribe('sub1')
opc_manager.unsubscribe("sub1")
opc_manager.logger.warning.assert_called_once_with(
"Subscription 'sub1' not found. Cannot unsubscribe.")
assert opc_manager.subscriptions.get('sub1') is None
"Subscription 'sub1' not found. Cannot unsubscribe."
)
assert opc_manager.subscriptions.get("sub1") is None
def test_unsubscribe_success(opc_manager_subscribed):
opc_manager_subscribed.unsubscribe('sub1')
opc_manager_subscribed.unsubscribe("sub1")
opc_manager_subscribed.subscriptions.get('sub1') is None
opc_manager_subscribed.subscriptions.get("sub1") is None
def test_disconnect_success(opc_manager_subscribed):
@@ -184,85 +287,123 @@ def test_disconnect_success(opc_manager_subscribed):
opc_manager_subscribed.disconnect()
opc_manager_subscribed.subscriptions['sub1'].delete.assert_called_once()
opc_manager_subscribed.subscriptions["sub1"].delete.assert_called_once()
assert opc_manager_subscribed.client is None
def test_disconnect_error_unsubscribe(opc_manager_subscribed):
opc_manager_subscribed.client = MagicMock()
opc_manager_subscribed.subscriptions['sub1'] = MagicMock(
opc_manager_subscribed.subscriptions["sub1"] = MagicMock(
delete=MagicMock(side_effect=Exception("Test error"))
)
opc_manager_subscribed.disconnect()
opc_manager_subscribed.subscriptions['sub1'].delete.assert_called_once()
opc_manager_subscribed.subscriptions["sub1"].delete.assert_called_once()
opc_manager_subscribed.client = None
opc_manager_subscribed.logger.error.assert_called_once_with(
"Failed to clean up subscription: Test error")
"Failed to clean up subscription: Test error"
)
def test_disconnect_error(opc_manager_subscribed):
opc_manager_subscribed.client = MagicMock()
opc_manager_subscribed.client.disconnect = MagicMock(
side_effect=Exception("Test error"))
side_effect=Exception("Test error")
)
opc_manager_subscribed.disconnect()
opc_manager_subscribed.subscriptions['sub1'].delete.assert_called_once()
opc_manager_subscribed.subscriptions["sub1"].delete.assert_called_once()
opc_manager_subscribed.client = None
opc_manager_subscribed.logger.error.assert_called_once_with(
"Failed to disconnect from OPC UA server: Test error")
"Failed to disconnect from OPC UA server: Test error"
)
def test_datachange_notification(opc_manager_subscribed):
@patch('ingestor.managers.opc_manager.metrics')
def test_disconnect_metrics_on_successful_path(mock_metrics_module, raw_opc_manager):
mock_metrics_module.OPC_CONNECTION_STATUS.reset_mock()
mock_metrics_module.OPC_TAGS_SUBSCRIBED.reset_mock()
raw_opc_manager.client = MagicMock()
mock_sub1 = MagicMock()
mock_sub2 = MagicMock()
raw_opc_manager.subscriptions = {"sub1": mock_sub1, "sub2": mock_sub2}
raw_opc_manager.disconnect()
mock_metrics_module.OPC_CONNECTION_STATUS.labels.assert_called_once_with(
pod_id=raw_opc_manager.pod_id,
server_name=raw_opc_manager.name,
server_url=raw_opc_manager.url
)
mock_metrics_module.OPC_CONNECTION_STATUS.labels.return_value.set.assert_called_once_with(0)
mock_metrics_module.OPC_TAGS_SUBSCRIBED.labels.assert_called_once_with(
pod_id=raw_opc_manager.pod_id,
server_name=raw_opc_manager.name
)
mock_metrics_module.OPC_TAGS_SUBSCRIBED.labels.return_value.set.assert_called_once_with(0)
@patch('ingestor.managers.opc_manager.metrics')
def test_datachange_notification(metrics, opc_manager_subscribed):
data = MagicMock(
monitored_item=MagicMock(
Value=MagicMock(
Value=MagicMock(Value=42),
SourceTimestamp=datetime.strptime(
'2021-01-01T00:00:00', '%Y-%m-%dT%H:%M:%S')
)))
"2021-01-01T00:00:00", "%Y-%m-%dT%H:%M:%S"
),
)
)
)
opc_manager_subscribed.nodes = {
'ns=3;i=1001': {
'tag_name': 'Counter',
'cycle_rule': {
'cycle_increment': 1.0,
'cycle_count': 2
},
'topics': ['topic1', 'topic2']
"ns=3;i=1001": {
"tag_name": "Counter",
"cycle_rule": {"cycle_increment": 1.0, "cycle_count": 2},
"topics": ["topic1", "topic2"],
}
}
opc_manager_subscribed.datachange_notification(
'ns=3;i=1001', None, data)
metrics.OPC_CYCLES_WITHOUT_DATA.reset_mock()
opc_manager_subscribed.datachange_notification("ns=3;i=1001", None, data)
opc_manager_subscribed.data_manager.publish.assert_any_call(
'topic1', {
'tag': 'ns=3;i=1001',
'name': 'Counter',
'timestamp': '2021-01-01 00:00:00',
'value': 42
})
"topic1",
{
"tag": "ns=3;i=1001",
"name": "Counter",
"timestamp": "2021-01-01 00:00:00",
"value": 42,
},
)
opc_manager_subscribed.data_manager.publish.assert_any_call(
'topic2', {
'tag': 'ns=3;i=1001',
'name': 'Counter',
'timestamp': '2021-01-01 00:00:00',
'value': 42
})
assert opc_manager_subscribed.nodes['ns=3;i=1001']['cycle_rule']['cycle_count'] == 0
"topic2",
{
"tag": "ns=3;i=1001",
"name": "Counter",
"timestamp": "2021-01-01 00:00:00",
"value": 42,
},
)
assert opc_manager_subscribed.nodes["ns=3;i=1001"]["cycle_rule"]["cycle_count"] == 0
metrics.OPC_CYCLES_WITHOUT_DATA.labels.assert_called_once_with(
pod_id=opc_manager_subscribed.pod_id,
server_name=opc_manager_subscribed.name
)
metrics.OPC_CYCLES_WITHOUT_DATA.labels.return_value.set.assert_called_once_with(0)
def test_check_cycles_no_notification(opc_manager):
# Setup: node with cycle_count just below threshold
opc_manager.nodes = {
'ns=3;i=1001': {
'tag_name': 'Counter',
'cycle_rule': {
'cycle_increment': 1.0,
'cycle_count': 3.0
}
"ns=3;i=1001": {
"tag_name": "Counter",
"cycle_rule": {"cycle_increment": 1.0, "cycle_count": 3.0},
}
}
opc_manager.notification_handler.build_and_send_notification = MagicMock()
@@ -270,20 +411,18 @@ def test_check_cycles_no_notification(opc_manager):
opc_manager.check_cycles()
# After one increment, cycle_count = 4.0, still below threshold
assert opc_manager.nodes['ns=3;i=1001']['cycle_rule']['cycle_count'] == pytest.approx(
4.0)
assert opc_manager.nodes["ns=3;i=1001"]["cycle_rule"][
"cycle_count"
] == pytest.approx(4.0)
opc_manager.notification_handler.build_and_send_notification.assert_not_called()
def test_check_cycles_triggers_notification(opc_manager):
# Setup: node with cycle_count just below threshold, increment will cross threshold
opc_manager.nodes = {
'ns=3;i=1001': {
'tag_name': 'Counter',
'cycle_rule': {
'cycle_increment': 2.5,
'cycle_count': 3.0
}
"ns=3;i=1001": {
"tag_name": "Counter",
"cycle_rule": {"cycle_increment": 2.5, "cycle_count": 3.0},
}
}
opc_manager.notification_handler.build_and_send_notification = MagicMock()
@@ -291,19 +430,23 @@ def test_check_cycles_triggers_notification(opc_manager):
opc_manager.check_cycles()
# After increment, cycle_count = 5.5, should trigger notification
assert opc_manager.nodes['ns=3;i=1001']['cycle_rule']['cycle_count'] == pytest.approx(
5.5)
assert opc_manager.nodes["ns=3;i=1001"]["cycle_rule"][
"cycle_count"
] == pytest.approx(5.5)
opc_manager.notification_handler.build_and_send_notification.assert_called_once_with(
notification_id='TAG_ns=3;i=1001:Counter_LISTENNING_STOPPED',
message='5.5 cycles without receive from ns=3;i=1001:Counter',
notification_id="TAG_ns=3;i=1001:Counter_LISTENNING_STOPPED",
message="5.5 cycles without receive from ns=3;i=1001:Counter",
block="opc_manager",
level=NotificationLevel.WARNING
level=NotificationLevel.WARNING,
)
def test_check_opc_listenning_no_notification(opc_manager):
@patch('ingestor.managers.opc_manager.metrics')
def test_check_opc_listenning_no_notification(metrics, opc_manager):
opc_manager.non_receive_count = 3
opc_manager.notification_handler.build_and_send_notification = MagicMock()
metrics.OPC_CYCLES_WITHOUT_DATA.reset_mock()
metrics.OPC_RECONNECTIONS_TOTAL.reset_mock()
result = opc_manager.check_opc_listenning()
@@ -311,6 +454,13 @@ def test_check_opc_listenning_no_notification(opc_manager):
opc_manager.notification_handler.build_and_send_notification.assert_not_called()
assert result is False
metrics.OPC_CYCLES_WITHOUT_DATA.labels.assert_called_once_with(
pod_id=opc_manager.pod_id,
server_name=opc_manager.name
)
metrics.OPC_CYCLES_WITHOUT_DATA.labels.return_value.set.assert_called_once_with(opc_manager.non_receive_count)
metrics.OPC_RECONNECTIONS_TOTAL.labels.assert_not_called()
def test_check_opc_listenning_warning_notification(opc_manager):
opc_manager.non_receive_count = 4
@@ -320,17 +470,20 @@ def test_check_opc_listenning_warning_notification(opc_manager):
assert opc_manager.non_receive_count == 5
opc_manager.notification_handler.build_and_send_notification.assert_called_once_with(
notification_id=f'OPC_LISTENNING_STOPPED__{opc_manager.name}',
message=f'5 cycles without receive from OPC {opc_manager.name}. Tags: {json.dumps(opc_manager.nodes)}',
notification_id=f"OPC_LISTENNING_STOPPED__{opc_manager.name}",
message=f"5 cycles without receive from OPC {opc_manager.name}. Tags: {json.dumps(opc_manager.nodes)}",
block="opc_manager",
level=NotificationLevel.ERROR
level=NotificationLevel.ERROR,
)
assert result is False
def test_check_opc_listenning_error_notification_and_retry(opc_manager):
@patch('ingestor.managers.opc_manager.metrics')
def test_check_opc_listenning_error_notification_and_retry(metrics, opc_manager):
opc_manager.non_receive_count = 14
opc_manager.notification_handler.build_and_send_notification = MagicMock()
metrics.OPC_CYCLES_WITHOUT_DATA.reset_mock()
metrics.OPC_RECONNECTIONS_TOTAL.reset_mock()
result = opc_manager.check_opc_listenning()
@@ -340,16 +493,56 @@ def test_check_opc_listenning_error_notification_and_retry(opc_manager):
calls = opc_manager.notification_handler.build_and_send_notification.call_args_list
# First call: 5 cycles warning
assert calls[0].kwargs == dict(
notification_id=f'OPC_LISTENNING_STOPPED__{opc_manager.name}',
message=f'15 cycles without receive from OPC {opc_manager.name}. Tags: {json.dumps(opc_manager.nodes)}',
notification_id=f"OPC_LISTENNING_STOPPED__{opc_manager.name}",
message=f"15 cycles without receive from OPC {opc_manager.name}. Tags: {json.dumps(opc_manager.nodes)}",
block="opc_manager",
level=NotificationLevel.ERROR
level=NotificationLevel.ERROR,
)
# Second call: 15 cycles retry
assert calls[1].kwargs == dict(
notification_id=f'OPC_CONNECTION_RETRY__{opc_manager.name}',
message=f'Retrying to connect to server {opc_manager.name}',
notification_id=f"OPC_CONNECTION_RETRY__{opc_manager.name}",
message=f"Retrying to connect to server {opc_manager.name}",
block="opc_manager",
level=NotificationLevel.ERROR
level=NotificationLevel.ERROR,
)
assert result is True
metrics.OPC_CYCLES_WITHOUT_DATA.labels.assert_called_once_with(
pod_id=opc_manager.pod_id,
server_name=opc_manager.name
)
metrics.OPC_CYCLES_WITHOUT_DATA.labels.return_value.set.assert_called_once_with(opc_manager.non_receive_count)
metrics.OPC_RECONNECTIONS_TOTAL.labels.assert_called_once_with(
pod_id=opc_manager.pod_id,
server_name=opc_manager.name
)
metrics.OPC_RECONNECTIONS_TOTAL.labels.return_value.inc.assert_called_once()
@patch("ingestor.managers.opc_manager.metrics")
def test_init_metrics_calls_correct_metric_methods(mock_metrics):
opc_manager = OpcManager(
name="TestInitConnector",
url="opc.tcp://init.test:4840",
data_manager=MagicMock(),
logger=MagicMock(),
server_uri="opc.tcp://init.test:4840/uri",
notification_handler=MagicMock(),
pod_id="init_pod_localhost",
)
mock_metrics.OPC_CONNECTION_STATUS.labels.assert_called_once_with(
pod_id=opc_manager.pod_id,
server_name=opc_manager.name,
server_url=opc_manager.url,
)
mock_metrics.OPC_CONNECTION_STATUS.labels.return_value.set.assert_called_once_with(0)
mock_metrics.OPC_TAGS_SUBSCRIBED.labels.assert_called_once_with(
pod_id=opc_manager.pod_id,
server_name=opc_manager.name
)
mock_metrics.OPC_TAGS_SUBSCRIBED.labels.return_value.set.assert_called_once_with(0)