[mcp] Add CORS setting and fix null array errors #7863
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Signed-off-by: Yuri Shkuro <github@ysh.us>
yurishkuro
added
the
changelog:experimental
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #7863 +/- ##
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+ Coverage 95.48% 95.52% +0.03%
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Files 303 304 +1
Lines 16033 16143 +110
==========================================
+ Hits 15309 15420 +111
+ Misses 568 567 -1
Partials 156 156
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Metrics Comparison SummaryTotal changes across all snapshots: 73 Detailed changes per snapshotsummary_metrics_snapshot_cassandra📊 Metrics Diff SummaryTotal Changes: 0
summary_metrics_snapshot_cassandra📊 Metrics Diff SummaryTotal Changes: 0
summary_metrics_snapshot_elasticsearch📊 Metrics Diff SummaryTotal Changes: 73
❌ Removed Metrics
View diff sample-jaeger_storage_latency_seconds{le="+Inf",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="0",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="10",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="100",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="1000",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="10000",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
-jaeger_storage_latency_seconds{le="25",name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}
...View diff sample-jaeger_storage_requests{name="some_storage",operation="find_traces",otel_scope_name="jaeger-v2",otel_scope_schema_url="",otel_scope_version="",result="err",role="tracestore"}View diff sample-rpc_server_duration_milliseconds{le="+Inf",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="0",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="10",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="100",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="1000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="10000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_duration_milliseconds{le="25",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
...View diff sample-rpc_server_requests_per_rpc{le="+Inf",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="0",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="10",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="100",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="1000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="10000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_requests_per_rpc{le="25",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
...View diff sample-rpc_server_responses_per_rpc{le="+Inf",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="0",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="10",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="100",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="1000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="10000",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
-rpc_server_responses_per_rpc{le="25",otel_scope_name="go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",otel_scope_schema_url="https://opentelemetry.io/schemas/1.37.0",otel_scope_version="0.64.0",rpc_grpc_status_code="2",rpc_method="FindTraces",rpc_service="jaeger.api_v3.QueryService",rpc_system="grpc"}
...Total Changes: 0
summary_metrics_snapshot_cassandra📊 Metrics Diff SummaryTotal Changes: 0
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jaegertracingbot
approved these changes
Jan 11, 2026
yurishkuro
changed the title
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Manik2708
pushed a commit
to Manik2708/jaeger
that referenced
this pull request
Jan 20, 2026
Part of jaegertracing#7827 - Fix CORS settings to allow server to work with MCP Inspector - Make array outputs optional such that schema validation does not complain --------- Signed-off-by: Yuri Shkuro <github@ysh.us>
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Part of #7827