[service] ensure otlp emitted logs respect severity

.chloggen/codeboten_fix-11717.yaml

@@ -0,0 +1,25 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: bug_fix
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: service
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: ensure OTLP emitted logs respect severity
+
+# One or more tracking issues or pull requests related to the change
+issues: [11718]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

service/telemetry/logger.go

@@ -42,12 +42,16 @@
 		lp = set.SDK.LoggerProvider()
 
 		logger = logger.WithOptions(zap.WrapCore(func(c zapcore.Core) zapcore.Core {
-			return zapcore.NewTee(
+			core, err := zapcore.NewIncreaseLevelCore(zapcore.NewTee(
 				c,
 				otelzap.NewCore("go.opentelemetry.io/collector/service/telemetry",
 					otelzap.WithLoggerProvider(lp),
 				),
-			)
+			), zap.NewAtomicLevelAt(cfg.Logs.Level))
+			if err != nil {
+				panic(err)
+			}
+			return core
 		}))
 	}
 

service/telemetry/logger_test.go

@@ -62,7 +62,7 @@ func TestNewLogger(t *testing.T) {
 					},
 				},
 			},
-			wantCoreType: "zapcore.multiCore",
+			wantCoreType: "*zapcore.levelFilterCore",
 		},
 	}
 	for _, tt := range tests {