changed log messages

Author: liustve

aws-opentelemetry-distro/src/amazon/opentelemetry/distro/aws_opentelemetry_configurator.py

@@ -322,15 +322,15 @@ def _customize_exporter(span_exporter: SpanExporter, resource: Resource) -> Span
     if is_xray_otlp_endpoint(os.environ.get(OTEL_EXPORTER_OTLP_TRACES_ENDPOINT)):
         # TODO: Change this url once doc writer has added a section for using SigV4 without collector
         _logger.info(
-            "Detected using AWS OTLP XRay Endpoint. Please ensure you've followed the documentation to properly setup your environment to export traces to XRay. See: https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-OpenTelemetry-Sections.html"
+            "Detected using AWS OTLP XRay Endpoint."
         )
 
         if isinstance(span_exporter, OTLPSpanExporter):
             span_exporter = OTLPAwsSpanExporter(endpoint=os.getenv(OTEL_EXPORTER_OTLP_TRACES_ENDPOINT))
 
         else:
             _logger.info(
-                "Improper configuration see: https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-OpenTelemetry-Sections.html"
+                "Improper configuration see: please export/set OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=http/protobuf and OTEL_TRACES_EXPORTER=otlp"
             )
 
     if not _is_application_signals_enabled():

aws-opentelemetry-distro/src/amazon/opentelemetry/distro/otlp_aws_span_exporter.py

@@ -95,6 +95,6 @@ def _export(self, serialized_data: bytes):
                 except Exception as signing_error:  # pylint: disable=broad-except
                     _logger.error("Failed to sign request: %s", signing_error)
         else:
-            _logger.error("SigV4 authentication headers not injected to export spans to %s endpoint.", self._endpoint)
+            _logger.debug("botocore is not installed. Failed to sign request to export traces to: %s", self._endpoint)
 
         return super()._export(serialized_data)