Add boot42-otel module: Spring Boot 4.2.0-RC1 OpenTelemetry conventions, shared OTLP settings and MDC keys vs 4.1.2

2026-10-22 18:37:10 +00:00
parent 917d39fb65
commit 8252cba4c5
29 changed files with 958 additions and 0 deletions
@@ -0,0 +1,7 @@
+# 02-shared-otlp-endpoint  (Spring Boot 4.1.2, JDK 25)
+management.opentelemetry.otlp.endpoint    = <sink>   (one property, no per-signal URLs)
+management.opentelemetry.otlp.headers     = Authorization: Bearer shared-token
+management.opentelemetry.otlp.compression = gzip
+
+requests that reached the sink:
+  (none: 4.1.2 ignores the shared properties and exports to its default localhost:4318)