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feat(observability): enable OpenTelemetry metrics and tracing by defa… · googleapis/python-spanner@bb5095d · GitHub

This repository was archived by the owner on Jun 8, 2026. It is now read-only.
/ python-spanner Public archive

Commit bb5095d

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sinhasubham
authored
feat(observability): enable OpenTelemetry metrics and tracing by default (#1410)
This change enables OpenTelemetry metrics and tracing by default. [Fix for [Issues 1222](https://github.com/googleapis/python-spanner/issues/1222)]
1 parent 9535e5e commit bb5095d

6 files changed

Lines changed: 244 additions & 322 deletions

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‎google/cloud/spanner_v1/_opentelemetry_tracing.py‎

Lines changed: 7 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -24,17 +24,12 @@
2424
_metadata_with_span_context,
2525
)
2626

27-
try:
28-
from opentelemetry import trace
29-
from opentelemetry.trace.status import Status, StatusCode
30-
from opentelemetry.semconv.attributes.otel_attributes import (
31-
OTEL_SCOPE_NAME,
32-
OTEL_SCOPE_VERSION,
33-
)
34-
35-
HAS_OPENTELEMETRY_INSTALLED = True
36-
except ImportError:
37-
HAS_OPENTELEMETRY_INSTALLED = False
27+
from opentelemetry import trace
28+
from opentelemetry.trace.status import Status, StatusCode
29+
from opentelemetry.semconv.attributes.otel_attributes import (
30+
OTEL_SCOPE_NAME,
31+
OTEL_SCOPE_VERSION,
32+
)
3833

3934
from google.cloud.spanner_v1.metrics.metrics_capture import MetricsCapture
4035

@@ -70,11 +65,6 @@ def trace_call(
7065
if session:
7166
session._last_use_time = datetime.now()
7267

73-
if not (HAS_OPENTELEMETRY_INSTALLED and name):
74-
# Empty context manager. Users will have to check if the generated value is None or a span
75-
yield None
76-
return
77-
7868
tracer_provider = None
7969

8070
# By default enable_extended_tracing=True because in a bid to minimize
@@ -155,11 +145,8 @@ def trace_call(
155145

156146

157147
def get_current_span():
158-
if not HAS_OPENTELEMETRY_INSTALLED:
159-
return None
160148
return trace.get_current_span()
161149

162150

163151
def add_span_event(span, event_name, event_attributes=None):
164-
if span:
165-
span.add_event(event_name, event_attributes)
152+
span.add_event(event_name, event_attributes)

‎google/cloud/spanner_v1/request_id_header.py‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -43,7 +43,7 @@ def with_request_id(
4343
all_metadata = (other_metadata or []).copy()
4444
all_metadata.append((REQ_ID_HEADER_KEY, req_id))
4545

46-
if span is not None:
46+
if span:
4747
span.set_attribute(X_GOOG_SPANNER_REQUEST_ID_SPAN_ATTR, req_id)
4848

4949
return all_metadata

‎google/cloud/spanner_v1/session.py‎

Lines changed: 39 additions & 42 deletions
Original file line numberDiff line numberDiff line change
@@ -251,11 +251,9 @@ def exists(self):
251251
span,
252252
),
253253
)
254-
if span:
255-
span.set_attribute("session_found", True)
254+
span.set_attribute("session_found", True)
256255
except NotFound:
257-
if span:
258-
span.set_attribute("session_found", False)
256+
span.set_attribute("session_found", False)
259257
return False
260258

261259
return True
@@ -317,18 +315,21 @@ def ping(self):
317315
"""
318316
if self._session_id is None:
319317
raise ValueError("Session ID not set by back-end")
318+
320319
database = self._database
321320
api = database.spanner_api
322-
request = ExecuteSqlRequest(session=self.name, sql="SELECT 1")
323-
api.execute_sql(
324-
request=request,
325-
metadata=database.metadata_with_request_id(
326-
database._next_nth_request,
327-
1,
328-
_metadata_with_prefix(database.name),
329-
),
330-
)
331-
self._last_use_time = datetime.now()
321+
322+
with trace_call("CloudSpanner.Session.ping", self) as span:
323+
request = ExecuteSqlRequest(session=self.name, sql="SELECT 1")
324+
api.execute_sql(
325+
request=request,
326+
metadata=database.metadata_with_request_id(
327+
database._next_nth_request,
328+
1,
329+
_metadata_with_prefix(database.name),
330+
span,
331+
),
332+
)
332333

333334
def snapshot(self, **kw):
334335
"""Create a snapshot to perform a set of reads with shared staleness.
@@ -566,20 +567,18 @@ def run_in_transaction(self, func, *args, **kw):
566567

567568
except Aborted as exc:
568569
previous_transaction_id = txn._transaction_id
569-
if span:
570-
delay_seconds = _get_retry_delay(
571-
exc.errors[0],
572-
attempts,
573-
default_retry_delay=default_retry_delay,
574-
)
575-
attributes = dict(delay_seconds=delay_seconds, cause=str(exc))
576-
attributes.update(span_attributes)
577-
add_span_event(
578-
span,
579-
"Transaction was aborted in user operation, retrying",
580-
attributes,
581-
)
582-
570+
delay_seconds = _get_retry_delay(
571+
exc.errors[0],
572+
attempts,
573+
default_retry_delay=default_retry_delay,
574+
)
575+
attributes = dict(delay_seconds=delay_seconds, cause=str(exc))
576+
attributes.update(span_attributes)
577+
add_span_event(
578+
span,
579+
"Transaction was aborted in user operation, retrying",
580+
attributes,
581+
)
583582
_delay_until_retry(
584583
exc, deadline, attempts, default_retry_delay=default_retry_delay
585584
)
@@ -611,20 +610,18 @@ def run_in_transaction(self, func, *args, **kw):
611610

612611
except Aborted as exc:
613612
previous_transaction_id = txn._transaction_id
614-
if span:
615-
delay_seconds = _get_retry_delay(
616-
exc.errors[0],
617-
attempts,
618-
default_retry_delay=default_retry_delay,
619-
)
620-
attributes = dict(delay_seconds=delay_seconds)
621-
attributes.update(span_attributes)
622-
add_span_event(
623-
span,
624-
"Transaction was aborted during commit, retrying",
625-
attributes,
626-
)
627-
613+
delay_seconds = _get_retry_delay(
614+
exc.errors[0],
615+
attempts,
616+
default_retry_delay=default_retry_delay,
617+
)
618+
attributes = dict(delay_seconds=delay_seconds)
619+
attributes.update(span_attributes)
620+
add_span_event(
621+
span,
622+
"Transaction was aborted during commit, retrying",
623+
attributes,
624+
)
628625
_delay_until_retry(
629626
exc, deadline, attempts, default_retry_delay=default_retry_delay
630627
)

‎setup.py‎

Lines changed: 8 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -44,18 +44,15 @@
4444
"proto-plus >= 1.22.2, <2.0.0; python_version>='3.11'",
4545
"protobuf>=3.20.2,<7.0.0,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
4646
"grpc-interceptor >= 0.15.4",
47+
# Make OpenTelemetry a core dependency
48+
"opentelemetry-api >= 1.22.0",
49+
"opentelemetry-sdk >= 1.22.0",
50+
"opentelemetry-semantic-conventions >= 0.43b0",
51+
"opentelemetry-resourcedetector-gcp >= 1.8.0a0",
52+
"google-cloud-monitoring >= 2.16.0",
53+
"mmh3 >= 4.1.0 ",
4754
]
48-
extras = {
49-
"tracing": [
50-
"opentelemetry-api >= 1.22.0",
51-
"opentelemetry-sdk >= 1.22.0",
52-
"opentelemetry-semantic-conventions >= 0.43b0",
53-
"opentelemetry-resourcedetector-gcp >= 1.8.0a0",
54-
"google-cloud-monitoring >= 2.16.0",
55-
"mmh3 >= 4.1.0 ",
56-
],
57-
"libcst": "libcst >= 0.2.5",
58-
}
55+
extras = {"libcst": "libcst >= 0.2.5"}
5956

6057
url = "https://github.com/googleapis/python-spanner"
6158

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