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Modify end time of lambda load span to be last cold start node's end_time #319

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Merged
joeyzhao2018 merged 5 commits into from
Apr 12, 2023
Merged

Modify end time of lambda load span to be last cold start node's end_time #319

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605c97d
modify endtime of lambda load span to be the last cold start node end…
joeyzhao2018 Apr 10, 2023
f9d63db
remove the misleading poetry.lock and extract the dependency informat…
joeyzhao2018 Apr 10, 2023
f5f1e85
format
joeyzhao2018 Apr 10, 2023
96354c6
add poetry.lock back
joeyzhao2018 Apr 12, 2023
9ff769a
Delete dependency.lock.amd64.3.9
joeyzhao2018 Apr 12, 2023
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13 changes: 9 additions & 4 deletions datadog_lambda/cold_start.py
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Original file line number Diff line number Diff line change
Expand Up @@ -134,14 +134,16 @@ def __init__(
self,
tracer,
function_name,
cold_start_span_finish_time_ns,
current_span_start_time_ns,
trace_ctx,
min_duration_ms: int,
ignored_libs: List[str] = [],
ignored_libs: List[str] = None,
):
if ignored_libs is None:
ignored_libs = []
self._tracer = tracer
self.function_name = function_name
self.cold_start_span_finish_time_ns = cold_start_span_finish_time_ns
self.current_span_start_time_ns = current_span_start_time_ns
self.min_duration_ms = min_duration_ms
self.trace_ctx = trace_ctx
self.ignored_libs = ignored_libs
Expand All @@ -151,11 +153,14 @@ def trace(self, root_nodes: List[ImportNode] = root_nodes):
if not root_nodes:
return
cold_start_span_start_time_ns = root_nodes[0].start_time_ns
cold_start_span_end_time_ns = min(
root_nodes[-1].end_time_ns, self.current_span_start_time_ns
)
cold_start_span = self.create_cold_start_span(cold_start_span_start_time_ns)
while root_nodes:
root_node = root_nodes.pop()
self.trace_tree(root_node, cold_start_span)
self.finish_span(cold_start_span, self.cold_start_span_finish_time_ns)
self.finish_span(cold_start_span, cold_start_span_end_time_ns)

def trace_tree(self, import_node: ImportNode, parent_span):
if (
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2 changes: 1 addition & 1 deletion datadog_lambda/tracing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -385,7 +385,7 @@ def is_authorizer_response(response) -> bool:
and response["principalId"]
and response["policyDocument"]
)
except KeyError:
except (KeyError, AttributeError):
pass
except Exception as e:
logger.debug("unknown error while checking is_authorizer_response %s", e)
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2 changes: 1 addition & 1 deletion scripts/build_layers.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@ mkdir $LAYER_DIR

for python_version in "${PYTHON_VERSIONS[@]}"
do
if [ "$python_version" == "3.8" ] || [ "$python_version" == "3.9" ]; then
if [ "$python_version" != "3.7" ]; then
echo "Building layer for Python ${python_version} arch=arm64"
docker_build_zip ${python_version} $LAYER_DIR/${LAYER_FILES_PREFIX}-arm64-${python_version}.zip arm64
fi
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