Add pyroscope integration (#1176)

# What this PR does

## Which issue(s) this PR fixes

## Checklist

- [ ] Tests updated
- [ ] Documentation added
- [ ] `CHANGELOG.md` updated

engine/requirements.txt

@@ -45,3 +45,4 @@ opentelemetry-instrumentation-celery==0.36b0
 opentelemetry-instrumentation-pymysql==0.36b0
 opentelemetry-instrumentation-wsgi==0.36b0
 opentelemetry-exporter-otlp-proto-grpc==1.15.0
+pyroscope-io==0.8.1

engine/settings/base.py

@@ -648,3 +648,16 @@ if OSS_INSTALLATION:
         "schedule": crontab(hour="*/12"),  # noqa
         "args": (),
     }  # noqa
+
+PYROSCOPE_PROFILER_ENABLED = getenv_boolean("PYROSCOPE_PROFILER_ENABLED", default=False)
+if PYROSCOPE_PROFILER_ENABLED:
+    import pyroscope
+
+    pyroscope.configure(
+        application_name=os.getenv("PYROSCOPE_APPLICATION_NAME", "oncall"),
+        server_address=os.getenv("PYROSCOPE_SERVER_ADDRESS", "http://pyroscope:4040"),
+        auth_token=os.getenv("PYROSCOPE_AUTH_TOKEN", ""),
+        tags={
+            "celery_worker": os.getenv("CELERY_WORKER_QUEUE", None),
+        },
+    )