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TFS
controller
Commits
45f62a56
Commit
45f62a56
authored
1 year ago
by
Waleed Akbar
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basic defination is added into both "export_collector_value" and "write_to_kafka" function
parent
d2df9b75
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2 merge requests
!294
Release TeraFlowSDN 4.0
,
!207
Resolve "(CTTC) Separation of Monitoring"
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1 changed file
src/telemetry/backend/service/TelemetryBackendServiceImpl.py
+24
-11
24 additions, 11 deletions
src/telemetry/backend/service/TelemetryBackendServiceImpl.py
with
24 additions
and
11 deletions
src/telemetry/backend/service/TelemetryBackendServiceImpl.py
+
24
−
11
View file @
45f62a56
...
...
@@ -16,16 +16,17 @@
import
time
import
logging
import
requests
import
threading
from
typing
import
Tuple
from
common.proto.context_pb2
import
Empty
from
confluent_kafka
import
Producer
,
KafkaException
from
confluent_kafka
import
Producer
as
KafkaProducer
from
confluent_kafka
import
KafkaException
from
confluent_kafka.admin
import
AdminClient
,
NewTopic
from
common.proto.telemetry_frontend_pb2
import
Collector
,
CollectorId
from
common.method_wrappers.Decorator
import
MetricsPool
,
safe_and_metered_rpc_method
LOGGER
=
logging
.
getLogger
(
__name__
)
METRICS_POOL
=
MetricsPool
(
'
Telemetry
'
,
'
TelemetryBackend
'
)
ACTIVE_KAFKA_PRODUCERS
=
[]
# list of active kafka producers
class
TelemetryBackendServiceImpl
:
"""
...
...
@@ -51,17 +52,29 @@ class TelemetryBackendServiceImpl:
self
.
fetch_interval
=
fetch_interval
# @safe_and_metered_rpc_method(METRICS_POOL, LOGGER)
def
export_collector_value
(
request
:
Collector
)
->
Tuple
[
str
,
str
]:
# type: ignore
response
=
Tuple
[
str
,
str
]
response
=
(
'
test collector Id
'
,
'
test collected value
'
)
# Metric to be fetched from endpoint based on Collector message
def
export_collector_value
(
self
,
request
:
Collector
)
->
Tuple
[
str
,
str
]:
# type: ignore
response
=
Tuple
[
str
,
str
]
collector_id
=
str
(
'
test collector Id
'
)
collected_Value
=
str
(
'
test collected value
'
)
# Metric to be fetched from endpoint based on Collector message
response
=
(
collector_id
,
collected_Value
)
return
response
# @safe_and_metered_rpc_method(METRICS_POOL, LOGGER)
def
write_to_kafka
(
request
:
Tuple
[
str
,
str
])
->
Empty
:
# type: ignore
def
write_to_kafka
(
self
,
request
:
Tuple
[
str
,
str
])
->
KafkaProducer
:
(
collector_id
,
collector_value
)
=
request
response
=
KafkaProducer
({
'
bootstrap.servers
'
:
self
.
bootstrap_servers
})
# _collector_id, _collector_id_value = request
# write collector_id and collector_id value on the Kafka topic
return
Empty
()
# get kafka bootstrap server and topic name
# write to kafka topic
return
response
def
stop_producer
(
self
,
request
:
KafkaProducer
)
->
Empty
:
# type: ignore
# flush and close kafka producer object
return
Empty
()
# ----------- BELOW: Actual Implementation of Kafka Producer with Node Exporter -----------
def
fetch_node_exporter_metrics
(
self
):
...
...
@@ -72,7 +85,7 @@ class TelemetryBackendServiceImpl:
"""
KPI
=
"
node_network_receive_packets_total
"
try
:
response
=
requests
.
get
(
self
.
exporter_endpoint
)
response
=
requests
.
get
(
self
.
exporter_endpoint
)
# type: ignore
if
response
.
status_code
==
200
:
# print(f"Metrics fetched sucessfully...")
metrics
=
response
.
text
...
...
@@ -148,7 +161,7 @@ class TelemetryBackendServiceImpl:
admin_client
=
AdminClient
(
conf
)
self
.
create_topic_if_not_exists
(
admin_client
)
kafka_producer
=
Producer
(
conf
)
kafka_producer
=
Kafka
Producer
(
conf
)
try
:
start_time
=
time
.
time
()
...
...
@@ -161,11 +174,11 @@ class TelemetryBackendServiceImpl:
# print("Metrics produced to Kafka topic")
# Check if the specified run duration has elapsed
if
time
.
time
()
-
start_time
>=
self
.
run_duration
:
if
time
.
time
()
-
start_time
>=
self
.
run_duration
:
# type: ignore
break
# waiting time until next fetch
time
.
sleep
(
self
.
fetch_interval
)
time
.
sleep
(
self
.
fetch_interval
)
# type: ignore
except
KeyboardInterrupt
:
print
(
"
Keyboard interrupt detected. Exiting...
"
)
finally
:
...
...
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