Jaeger exporter report instrumentation info (#1098)

Author: dengliming

exporter/opentelemetry-exporter-jaeger/CHANGELOG.md

@@ -1,9 +1,10 @@
 # Changelog
 
 ## Unreleased
-
 - Drop support for Python 3.4
   ([#1099](https://github.com/open-telemetry/opentelemetry-python/pull/1099))
+- Report instrumentation info
+  ([#1098](https://github.com/open-telemetry/opentelemetry-python/pull/1098))
 
 ## Version 0.12b0
 

exporter/opentelemetry-exporter-jaeger/src/opentelemetry/exporter/jaeger/__init__.py

@@ -214,6 +214,20 @@ def _translate_to_jaeger(spans: Span):
             ]
         )
 
+        if span.instrumentation_info is not None:
+            tags.extend(
+                [
+                    _get_string_tag(
+                        "otel.instrumentation_library.name",
+                        span.instrumentation_info.name,
+                    ),
+                    _get_string_tag(
+                        "otel.instrumentation_library.version",
+                        span.instrumentation_info.version,
+                    ),
+                ]
+            )
+
         # Ensure that if Status.Code is not OK, that we set the "error" tag on the Jaeger span.
         if status.canonical_code is not StatusCanonicalCode.OK:
             tags.append(_get_bool_tag("error", True))

exporter/opentelemetry-exporter-jaeger/tests/test_jaeger_exporter.py

@@ -23,6 +23,7 @@
 from opentelemetry.exporter.jaeger.gen.jaeger import ttypes as jaeger
 from opentelemetry.sdk import trace
 from opentelemetry.sdk.trace import Resource
+from opentelemetry.sdk.util.instrumentation import InstrumentationInfo
 from opentelemetry.trace.status import Status, StatusCanonicalCode
 
 
@@ -221,6 +222,9 @@ def test_translate_to_jaeger(self):
         otel_spans[2].start(start_time=start_times[2])
         otel_spans[2].resource = Resource({})
         otel_spans[2].end(end_time=end_times[2])
+        otel_spans[2].instrumentation_info = InstrumentationInfo(
+            name="name", version="version"
+        )
 
         # pylint: disable=protected-access
         spans = jaeger_exporter._translate_to_jaeger(otel_spans)
@@ -334,7 +338,33 @@ def test_translate_to_jaeger(self):
                 startTime=start_times[2] // 10 ** 3,
                 duration=durations[2] // 10 ** 3,
                 flags=0,
-                tags=default_tags,
+                tags=[
+                    jaeger.Tag(
+                        key="status.code",
+                        vType=jaeger.TagType.LONG,
+                        vLong=StatusCanonicalCode.OK.value,
+                    ),
+                    jaeger.Tag(
+                        key="status.message",
+                        vType=jaeger.TagType.STRING,
+                        vStr=None,
+                    ),
+                    jaeger.Tag(
+                        key="span.kind",
+                        vType=jaeger.TagType.STRING,
+                        vStr=trace_api.SpanKind.INTERNAL.name,
+                    ),
+                    jaeger.Tag(
+                        key="otel.instrumentation_library.name",
+                        vType=jaeger.TagType.STRING,
+                        vStr="name",
+                    ),
+                    jaeger.Tag(
+                        key="otel.instrumentation_library.version",
+                        vType=jaeger.TagType.STRING,
+                        vStr="version",
+                    ),
+                ],
             ),
         ]