update changelog

updates Go dependencies, refactors and expands unit tests for config, logging, OpenTelemetry, HTTP, and gRPC components
Merge branch 'main' into development
2025-09-02 13:07:06 -04:00 · 2025-09-02 13:06:02 -04:00 · 2025-09-02 11:47:04 -04:00 · 2025-08-27 10:33:39 -04:00 · 2025-08-27 14:32:16 +00:00 · 2025-08-27 10:17:24 -04:00
29 changed files with 768 additions and 267 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -0,0 +1,29 @@
+# v0.12.1
+* feat: Implement custom OpenTelemetry span name formatting for HTTP requests.
+* refactor: Streamline OpenTelemetry handler integration by removing custom wrapper.
+## v0.12.2
+* chore: Update Go module dependencies, including OpenTelemetry, gRPC Gateway, gRPC, and Protobuf.
+* chore: Add new test suites for logging, OpenTelemetry initialization, gRPC server setup, and HTTP server setup.
+* chore: Enhance configuration loading tests to cover file and environment variable sources.
+* chore: Improve config test comparison robustness using JSON marshaling.
+
+# v0.12.0
+* feat: Add support for excluding HTTP request paths from logging using configurable regular expressions.
+
+# v0.11.1:
+* docs: Add comprehensive package-level documentation for the `http` package.
+* docs: Improve documentation for the `InitHTTPServer` function.
+* feat: Introduce specific logging for HTTP 204 (No Content) responses, omitting body logging.
+* fix: Enhance error handling and logging for empty or unreadable HTTP response bodies.
+* chore: Refine HTTP response log messages for improved clarity and consistency.
+* docs: Update documentation for the `Flush` method in `LoggingResponseWriter`
+
+# v0.11.0:
+*   Updated `github.com/prometheus/client_golang` dependency to v1.23.0.
+*   Updated `google.golang.org/grpc` dependency to v1.74.2.
+*   Added a `replace` directive for `github.com/prometheus/otlptranslator`.
+*   Renamed `initOTEL` function to `InitOTEL` and added a check to prevent re-initialization.
+*   Improved `dummyHealthCheck` to ensure a positive random duration.
+*   Added comprehensive package, struct, and function comments across `pkg/app`, `pkg/config`, `pkg/logging`, `pkg/otel`, `pkg/srv/grpc`, and `pkg/srv/http` for improved clarity.
+*   Corrected typos in `TODO.md` for "implementing" and "support".
+*   Added a new item to `TODO.md` for early OpenTelemetry initialization.
--- a/go.mod
+++ b/go.mod
@@ -6,56 +6,59 @@ require (
 	buf.build/go/protovalidate v0.14.0
 	github.com/caarlos0/env/v11 v11.3.1
 	github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.3.2
-	github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.1
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.2
 	github.com/prometheus/client_golang v1.23.0
 	github.com/rs/zerolog v1.34.0
+	github.com/stretchr/testify v1.11.1
 	github.com/swaggest/jsonschema-go v0.3.78
-	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.62.0
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.62.0
-	go.opentelemetry.io/otel v1.37.0
-	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.37.0
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.37.0
-	go.opentelemetry.io/otel/exporters/prometheus v0.59.1
-	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.37.0
-	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.37.0
-	go.opentelemetry.io/otel/metric v1.37.0
-	go.opentelemetry.io/otel/sdk v1.37.0
-	go.opentelemetry.io/otel/sdk/metric v1.37.0
-	go.opentelemetry.io/otel/trace v1.37.0
-	google.golang.org/grpc v1.74.2
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.63.0
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.63.0
+	go.opentelemetry.io/otel v1.38.0
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.38.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0
+	go.opentelemetry.io/otel/exporters/prometheus v0.60.0
+	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.38.0
+	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.38.0
+	go.opentelemetry.io/otel/metric v1.38.0
+	go.opentelemetry.io/otel/sdk v1.38.0
+	go.opentelemetry.io/otel/sdk/metric v1.38.0
+	go.opentelemetry.io/otel/trace v1.38.0
+	google.golang.org/grpc v1.75.0
 	gopkg.in/yaml.v3 v3.0.1
 )

 require (
-	buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.6-20250717185734-6c6e0d3c608e.1 // indirect
+	buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.8-20250717185734-6c6e0d3c608e.1 // indirect
 	cel.dev/expr v0.24.0 // indirect
 	github.com/antlr4-go/antlr/v4 v4.13.1 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cenkalti/backoff/v5 v5.0.3 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
-	github.com/google/cel-go v0.26.0 // indirect
+	github.com/google/cel-go v0.26.1 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/grafana/regexp v0.0.0-20240518133315-a468a5bfb3bc // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
 	github.com/prometheus/common v0.65.0 // indirect
-	github.com/prometheus/otlptranslator v0.0.0-20250717125610-8549f4ab4f8f // indirect
+	github.com/prometheus/otlptranslator v0.0.2 // indirect
 	github.com/prometheus/procfs v0.17.0 // indirect
 	github.com/stoewer/go-strcase v1.3.1 // indirect
 	github.com/swaggest/refl v1.4.0 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.37.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.7.1 // indirect
-	golang.org/x/exp v0.0.0-20250718183923-645b1fa84792 // indirect
-	golang.org/x/net v0.42.0 // indirect
-	golang.org/x/sys v0.34.0 // indirect
-	golang.org/x/text v0.27.0 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20250728155136-f173205681a0 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20250728155136-f173205681a0 // indirect
-	google.golang.org/protobuf v1.36.6 // indirect
+	golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b // indirect
+	golang.org/x/net v0.43.0 // indirect
+	golang.org/x/sys v0.35.0 // indirect
+	golang.org/x/text v0.28.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20250826171959-ef028d996bc1 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250826171959-ef028d996bc1 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.6-20250717185734-6c6e0d3c608e.1 h1:Lg6klmCi3v7VvpqeeLEER9/m5S8y9e9DjhqQnSCNy4k=
-buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.6-20250717185734-6c6e0d3c608e.1/go.mod h1:avRlCjnFzl98VPaeCtJ24RrV/wwHFzB8sWXhj26+n/U=
+buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.8-20250717185734-6c6e0d3c608e.1 h1:sjY1k5uszbIZfv11HO2keV4SLhNA47SabPO886v7Rvo=
+buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.8-20250717185734-6c6e0d3c608e.1/go.mod h1:8EQ5GzyGJQ5tEIwMSxCl8RKJYsjCpAwkdcENoioXT6g=
 buf.build/go/protovalidate v0.14.0 h1:kr/rC/no+DtRyYX+8KXLDxNnI1rINz0imk5K44ZpZ3A=
 buf.build/go/protovalidate v0.14.0/go.mod h1:+F/oISho9MO7gJQNYC2VWLzcO1fTPmaTA08SDYJZncA=
 cel.dev/expr v0.24.0 h1:56OvJKSH3hDGL0ml5uSxZmz3/3Pq4tJ+fb1unVLAFcY=
@@ -32,8 +32,8 @@ github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
-github.com/google/cel-go v0.26.0 h1:DPGjXackMpJWH680oGY4lZhYjIameYmR+/6RBdDGmaI=
-github.com/google/cel-go v0.26.0/go.mod h1:A9O8OU9rdvrK5MQyrqfIxo1a0u4g3sF8KB6PUIaryMM=
+github.com/google/cel-go v0.26.1 h1:iPbVVEdkhTX++hpe3lzSk7D3G3QSYqLGoHOcEio+UXQ=
+github.com/google/cel-go v0.26.1/go.mod h1:A9O8OU9rdvrK5MQyrqfIxo1a0u4g3sF8KB6PUIaryMM=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
@@ -42,8 +42,8 @@ github.com/grafana/regexp v0.0.0-20240518133315-a468a5bfb3bc h1:GN2Lv3MGO7AS6PrR
 github.com/grafana/regexp v0.0.0-20240518133315-a468a5bfb3bc/go.mod h1:+JKpmjMGhpgPL+rXZ5nsZieVzvarn86asRlBg4uNGnk=
 github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.3.2 h1:sGm2vDRFUrQJO/Veii4h4zG2vvqG6uWNkBHSTqXOZk0=
 github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.3.2/go.mod h1:wd1YpapPLivG6nQgbf7ZkG1hhSOXDhhn4MLTknx2aAc=
-github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.1 h1:X5VWvz21y3gzm9Nw/kaUeku/1+uBhcekkmy4IkffJww=
-github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.1/go.mod h1:Zanoh4+gvIgluNqcfMVTJueD4wSS5hT7zTt4Mrutd90=
+github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.2 h1:8Tjv8EJ+pM1xP8mK6egEbD1OgnVTyacbefKhmbLhIhU=
+github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.2/go.mod h1:pkJQ2tZHJ0aFOVEEot6oZmaVEZcRme73eIFmhiVuRWs=
 github.com/iancoleman/orderedmap v0.3.0 h1:5cbR2grmZR/DiVt+VJopEhtVs9YGInGIxAoMJn+Ichc=
 github.com/iancoleman/orderedmap v0.3.0/go.mod h1:XuLcCUkdL5owUCQeF2Ue9uuw1EptkJDkXXS7VoV7XGE=
 github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
@@ -72,8 +72,8 @@ github.com/prometheus/client_model v0.6.2 h1:oBsgwpGs7iVziMvrGhE53c/GrLUsZdHnqNw
 github.com/prometheus/client_model v0.6.2/go.mod h1:y3m2F6Gdpfy6Ut/GBsUqTWZqCUvMVzSfMLjcu6wAwpE=
 github.com/prometheus/common v0.65.0 h1:QDwzd+G1twt//Kwj/Ww6E9FQq1iVMmODnILtW1t2VzE=
 github.com/prometheus/common v0.65.0/go.mod h1:0gZns+BLRQ3V6NdaerOhMbwwRbNh9hkGINtQAsP5GS8=
-github.com/prometheus/otlptranslator v0.0.0-20250717125610-8549f4ab4f8f h1:QQB6SuvGZjK8kdc2YaLJpYhV8fxauOsjE6jgcL6YJ8Q=
-github.com/prometheus/otlptranslator v0.0.0-20250717125610-8549f4ab4f8f/go.mod h1:P8AwMgdD7XEr6QRUJ2QWLpiAZTgTE2UYgjlu3svompI=
+github.com/prometheus/otlptranslator v0.0.2 h1:+1CdeLVrRQ6Psmhnobldo0kTp96Rj80DRXRd5OSnMEQ=
+github.com/prometheus/otlptranslator v0.0.2/go.mod h1:P8AwMgdD7XEr6QRUJ2QWLpiAZTgTE2UYgjlu3svompI=
 github.com/prometheus/procfs v0.17.0 h1:FuLQ+05u4ZI+SS/w9+BWEM2TXiHKsUQ9TADiRH7DuK0=
 github.com/prometheus/procfs v0.17.0/go.mod h1:oPQLaDAMRbA+u8H5Pbfq+dl3VDAvHxMUOVhe0wYB2zw=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
@@ -91,8 +91,8 @@ github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpE
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/swaggest/assertjson v1.9.0 h1:dKu0BfJkIxv/xe//mkCrK5yZbs79jL7OVf9Ija7o2xQ=
 github.com/swaggest/assertjson v1.9.0/go.mod h1:b+ZKX2VRiUjxfUIal0HDN85W0nHPAYUbYH5WkkSsFsU=
 github.com/swaggest/jsonschema-go v0.3.78 h1:5+YFQrLxOR8z6CHvgtZc42WRy/Q9zRQQ4HoAxlinlHw=
@@ -105,55 +105,57 @@ github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82 h1:BHyfKlQyqbsFN5p3Ifn
 github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82/go.mod h1:lgjkn3NuSvDfVJdfcVVdX+jpBxNmX4rDAzaS45IcYoM=
 go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
 go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A=
-go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.62.0 h1:rbRJ8BBoVMsQShESYZ0FkvcITu8X8QNwJogcLUmDNNw=
-go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.62.0/go.mod h1:ru6KHrNtNHxM4nD/vd6QrLVWgKhxPYgblq4VAtNawTQ=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.62.0 h1:Hf9xI/XLML9ElpiHVDNwvqI0hIFlzV8dgIr35kV1kRU=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.62.0/go.mod h1:NfchwuyNoMcZ5MLHwPrODwUF1HWCXWrL31s8gSAdIKY=
-go.opentelemetry.io/otel v1.37.0 h1:9zhNfelUvx0KBfu/gb+ZgeAfAgtWrfHJZcAqFC228wQ=
-go.opentelemetry.io/otel v1.37.0/go.mod h1:ehE/umFRLnuLa/vSccNq9oS1ErUlkkK71gMcN34UG8I=
-go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.37.0 h1:zG8GlgXCJQd5BU98C0hZnBbElszTmUgCNCfYneaDL0A=
-go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.37.0/go.mod h1:hOfBCz8kv/wuq73Mx2H2QnWokh/kHZxkh6SNF2bdKtw=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.37.0 h1:Ahq7pZmv87yiyn3jeFz/LekZmPLLdKejuO3NcK9MssM=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.37.0/go.mod h1:MJTqhM0im3mRLw1i8uGHnCvUEeS7VwRyxlLC78PA18M=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.37.0 h1:EtFWSnwW9hGObjkIdmlnWSydO+Qs8OwzfzXLUPg4xOc=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.37.0/go.mod h1:QjUEoiGCPkvFZ/MjK6ZZfNOS6mfVEVKYE99dFhuN2LI=
-go.opentelemetry.io/otel/exporters/prometheus v0.59.1 h1:HcpSkTkJbggT8bjYP+BjyqPWlD17BH9C5CYNKeDzmcA=
-go.opentelemetry.io/otel/exporters/prometheus v0.59.1/go.mod h1:0FJL+gjuUoM07xzik3KPBaN+nz/CoB15kV6WLMiXZag=
-go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.37.0 h1:6VjV6Et+1Hd2iLZEPtdV7vie80Yyqf7oikJLjQ/myi0=
-go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.37.0/go.mod h1:u8hcp8ji5gaM/RfcOo8z9NMnf1pVLfVY7lBY2VOGuUU=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.37.0 h1:SNhVp/9q4Go/XHBkQ1/d5u9P/U+L1yaGPoi0x+mStaI=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.37.0/go.mod h1:tx8OOlGH6R4kLV67YaYO44GFXloEjGPZuMjEkaaqIp4=
-go.opentelemetry.io/otel/metric v1.37.0 h1:mvwbQS5m0tbmqML4NqK+e3aDiO02vsf/WgbsdpcPoZE=
-go.opentelemetry.io/otel/metric v1.37.0/go.mod h1:04wGrZurHYKOc+RKeye86GwKiTb9FKm1WHtO+4EVr2E=
-go.opentelemetry.io/otel/sdk v1.37.0 h1:ItB0QUqnjesGRvNcmAcU0LyvkVyGJ2xftD29bWdDvKI=
-go.opentelemetry.io/otel/sdk v1.37.0/go.mod h1:VredYzxUvuo2q3WRcDnKDjbdvmO0sCzOvVAiY+yUkAg=
-go.opentelemetry.io/otel/sdk/metric v1.37.0 h1:90lI228XrB9jCMuSdA0673aubgRobVZFhbjxHHspCPc=
-go.opentelemetry.io/otel/sdk/metric v1.37.0/go.mod h1:cNen4ZWfiD37l5NhS+Keb5RXVWZWpRE+9WyVCpbo5ps=
-go.opentelemetry.io/otel/trace v1.37.0 h1:HLdcFNbRQBE2imdSEgm/kwqmQj1Or1l/7bW6mxVK7z4=
-go.opentelemetry.io/otel/trace v1.37.0/go.mod h1:TlgrlQ+PtQO5XFerSPUYG0JSgGyryXewPGyayAWSBS0=
+go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.63.0 h1:YH4g8lQroajqUwWbq/tr2QX1JFmEXaDLgG+ew9bLMWo=
+go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.63.0/go.mod h1:fvPi2qXDqFs8M4B4fmJhE92TyQs9Ydjlg3RvfUp+NbQ=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.63.0 h1:RbKq8BG0FI8OiXhBfcRtqqHcZcka+gU3cskNuf05R18=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.63.0/go.mod h1:h06DGIukJOevXaj/xrNjhi/2098RZzcLTbc0jDAUbsg=
+go.opentelemetry.io/otel v1.38.0 h1:RkfdswUDRimDg0m2Az18RKOsnI8UDzppJAtj01/Ymk8=
+go.opentelemetry.io/otel v1.38.0/go.mod h1:zcmtmQ1+YmQM9wrNsTGV/q/uyusom3P8RxwExxkZhjM=
+go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.38.0 h1:vl9obrcoWVKp/lwl8tRE33853I8Xru9HFbw/skNeLs8=
+go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.38.0/go.mod h1:GAXRxmLJcVM3u22IjTg74zWBrRCKq8BnOqUVLodpcpw=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0 h1:GqRJVj7UmLjCVyVJ3ZFLdPRmhDUp2zFmQe3RHIOsw24=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0/go.mod h1:ri3aaHSmCTVYu2AWv44YMauwAQc0aqI9gHKIcSbI1pU=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0 h1:lwI4Dc5leUqENgGuQImwLo4WnuXFPetmPpkLi2IrX54=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0/go.mod h1:Kz/oCE7z5wuyhPxsXDuaPteSWqjSBD5YaSdbxZYGbGk=
+go.opentelemetry.io/otel/exporters/prometheus v0.60.0 h1:cGtQxGvZbnrWdC2GyjZi0PDKVSLWP/Jocix3QWfXtbo=
+go.opentelemetry.io/otel/exporters/prometheus v0.60.0/go.mod h1:hkd1EekxNo69PTV4OWFGZcKQiIqg0RfuWExcPKFvepk=
+go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.38.0 h1:wm/Q0GAAykXv83wzcKzGGqAnnfLFyFe7RslekZuv+VI=
+go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.38.0/go.mod h1:ra3Pa40+oKjvYh+ZD3EdxFZZB0xdMfuileHAm4nNN7w=
+go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.38.0 h1:kJxSDN4SgWWTjG/hPp3O7LCGLcHXFlvS2/FFOrwL+SE=
+go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.38.0/go.mod h1:mgIOzS7iZeKJdeB8/NYHrJ48fdGc71Llo5bJ1J4DWUE=
+go.opentelemetry.io/otel/metric v1.38.0 h1:Kl6lzIYGAh5M159u9NgiRkmoMKjvbsKtYRwgfrA6WpA=
+go.opentelemetry.io/otel/metric v1.38.0/go.mod h1:kB5n/QoRM8YwmUahxvI3bO34eVtQf2i4utNVLr9gEmI=
+go.opentelemetry.io/otel/sdk v1.38.0 h1:l48sr5YbNf2hpCUj/FoGhW9yDkl+Ma+LrVl8qaM5b+E=
+go.opentelemetry.io/otel/sdk v1.38.0/go.mod h1:ghmNdGlVemJI3+ZB5iDEuk4bWA3GkTpW+DOoZMYBVVg=
+go.opentelemetry.io/otel/sdk/metric v1.38.0 h1:aSH66iL0aZqo//xXzQLYozmWrXxyFkBJ6qT5wthqPoM=
+go.opentelemetry.io/otel/sdk/metric v1.38.0/go.mod h1:dg9PBnW9XdQ1Hd6ZnRz689CbtrUp0wMMs9iPcgT9EZA=
+go.opentelemetry.io/otel/trace v1.38.0 h1:Fxk5bKrDZJUH+AMyyIXGcFAPah0oRcT+LuNtJrmcNLE=
+go.opentelemetry.io/otel/trace v1.38.0/go.mod h1:j1P9ivuFsTceSWe1oY+EeW3sc+Pp42sO++GHkg4wwhs=
 go.opentelemetry.io/proto/otlp v1.7.1 h1:gTOMpGDb0WTBOP8JaO72iL3auEZhVmAQg4ipjOVAtj4=
 go.opentelemetry.io/proto/otlp v1.7.1/go.mod h1:b2rVh6rfI/s2pHWNlB7ILJcRALpcNDzKhACevjI+ZnE=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
-golang.org/x/exp v0.0.0-20250718183923-645b1fa84792 h1:R9PFI6EUdfVKgwKjZef7QIwGcBKu86OEFpJ9nUEP2l4=
-golang.org/x/exp v0.0.0-20250718183923-645b1fa84792/go.mod h1:A+z0yzpGtvnG90cToK5n2tu8UJVP2XUATh+r+sfOOOc=
-golang.org/x/net v0.42.0 h1:jzkYrhi3YQWD6MLBJcsklgQsoAcw89EcZbJw8Z614hs=
-golang.org/x/net v0.42.0/go.mod h1:FF1RA5d3u7nAYA4z2TkclSCKh68eSXtiFwcWQpPXdt8=
+golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b h1:DXr+pvt3nC887026GRP39Ej11UATqWDmWuS99x26cD0=
+golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b/go.mod h1:4QTo5u+SEIbbKW1RacMZq1YEfOBqeXa19JeshGi+zc4=
+golang.org/x/net v0.43.0 h1:lat02VYK2j4aLzMzecihNvTlJNQUq316m2Mr9rnM6YE=
+golang.org/x/net v0.43.0/go.mod h1:vhO1fvI4dGsIjh73sWfUVjj3N7CA9WkKJNQm2svM6Jg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.34.0 h1:H5Y5sJ2L2JRdyv7ROF1he/lPdvFsd0mJHFw2ThKHxLA=
-golang.org/x/sys v0.34.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/text v0.27.0 h1:4fGWRpyh641NLlecmyl4LOe6yDdfaYNrGb2zdfo4JV4=
-golang.org/x/text v0.27.0/go.mod h1:1D28KMCvyooCX9hBiosv5Tz/+YLxj0j7XhWjpSUF7CU=
-google.golang.org/genproto/googleapis/api v0.0.0-20250728155136-f173205681a0 h1:0UOBWO4dC+e51ui0NFKSPbkHHiQ4TmrEfEZMLDyRmY8=
-google.golang.org/genproto/googleapis/api v0.0.0-20250728155136-f173205681a0/go.mod h1:8ytArBbtOy2xfht+y2fqKd5DRDJRUQhqbyEnQ4bDChs=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250728155136-f173205681a0 h1:MAKi5q709QWfnkkpNQ0M12hYJ1+e8qYVDyowc4U1XZM=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250728155136-f173205681a0/go.mod h1:qQ0YXyHHx3XkvlzUtpXDkS29lDSafHMZBAZDc03LQ3A=
-google.golang.org/grpc v1.74.2 h1:WoosgB65DlWVC9FqI82dGsZhWFNBSLjQ84bjROOpMu4=
-google.golang.org/grpc v1.74.2/go.mod h1:CtQ+BGjaAIXHs/5YS3i473GqwBBa1zGQNevxdeBEXrM=
-google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
-google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
+golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
+golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/text v0.28.0 h1:rhazDwis8INMIwQ4tpjLDzUhx6RlXqZNPEM0huQojng=
+golang.org/x/text v0.28.0/go.mod h1:U8nCwOR8jO/marOQ0QbDiOngZVEBB7MAiitBuMjXiNU=
+gonum.org/v1/gonum v0.16.0 h1:5+ul4Swaf3ESvrOnidPp4GZbzf0mxVQpDCYUQE7OJfk=
+gonum.org/v1/gonum v0.16.0/go.mod h1:fef3am4MQ93R2HHpKnLk4/Tbh/s0+wqD5nfa6Pnwy4E=
+google.golang.org/genproto/googleapis/api v0.0.0-20250826171959-ef028d996bc1 h1:APHvLLYBhtZvsbnpkfknDZ7NyH4z5+ub/I0u8L3Oz6g=
+google.golang.org/genproto/googleapis/api v0.0.0-20250826171959-ef028d996bc1/go.mod h1:xUjFWUnWDpZ/C0Gu0qloASKFb6f8/QXiiXhSPFsD668=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250826171959-ef028d996bc1 h1:pmJpJEvT846VzausCQ5d7KreSROcDqmO388w5YbnltA=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250826171959-ef028d996bc1/go.mod h1:GmFNa4BdJZ2a8G+wCe9Bg3wwThLrJun751XstdJt5Og=
+google.golang.org/grpc v1.75.0 h1:+TW+dqTd2Biwe6KKfhE5JpiYIBWq865PhKGSXiivqt4=
+google.golang.org/grpc v1.75.0/go.mod h1:JtPAzKiq4v1xcAB2hydNlWI2RnF85XXcV0mhKXr2ecQ=
+google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
+google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
--- a/pkg/app/app_types.go
+++ b/pkg/app/app_types.go
@@ -1,3 +1,5 @@
+// Package app provides methods to configure, run, and stop
+// a go-app.
 package app

 import (
@@ -11,6 +13,8 @@ import (
 	httpopts "gitea.libretechconsulting.com/rmcguire/go-app/pkg/srv/http/opts"
 )

+// App is the main application struct, holding its context, configurations,
+// and various services like HTTP and gRPC.
 type App struct {
 	AppContext    context.Context
 	HTTP          *httpopts.AppHTTP
--- a/pkg/app/init.go
+++ b/pkg/app/init.go
@@ -62,7 +62,12 @@ func (a *App) initHTTP(ctx context.Context) error {
 	return err
 }

-func (a *App) initOTEL() {
+func (a *App) InitOTEL() {
+	if a.tracer != nil {
+		a.l.Debug().Msg("superfluous call of already configured app otel")
+		return
+	}
+
 	var otelShutdown shutdownFunc
 	a.AppContext, otelShutdown = otel.Init(a.AppContext)
 	a.shutdownFuncs = append(a.shutdownFuncs, otelShutdown)
--- a/pkg/app/monitor.go
+++ b/pkg/app/monitor.go
@@ -27,7 +27,7 @@ func (a *App) monitor() {
 	a.appDone <- nil // Notify app
 }

-// Typically invoked when AppContext is done
+// Shutdown is typically invoked when AppContext is done
 // or Server has exited. Not intended to be called
 // manually
 func (a *App) Shutdown() {
--- a/pkg/app/run.go
+++ b/pkg/app/run.go
@@ -35,7 +35,7 @@ func (a *App) MustRun() {

 	// Start OTEL
 	// Registers a NO-OP provider if not enabled
-	a.initOTEL()
+	a.InitOTEL()

 	// With OTEL ready, create an init span to track startup
 	ctx, initSpan := a.tracer.Start(a.AppContext, "init")
--- a/pkg/app/schema.go
+++ b/pkg/app/schema.go
@@ -6,11 +6,11 @@ import (
 	js "github.com/swaggest/jsonschema-go"
 )

-// Generates json schema for app's config.AppConfig
-func (app *App) Schema() ([]byte, error) {
+// Schema generates json schema for app's config.AppConfig
+func (a *App) Schema() ([]byte, error) {
 	r := js.Reflector{}

-	s, err := r.Reflect(*app.cfg)
+	s, err := r.Reflect(*a.cfg)
 	if err != nil {
 		return nil, err
 	}
@@ -18,7 +18,7 @@ func (app *App) Schema() ([]byte, error) {
 	return json.MarshalIndent(s, "", "  ")
 }

-// Generates json schema for custom config
+// CustomSchema generates json schema for custom config
 // which embeds *config.AppConfig into it
 // Panics if no *config.AppConfig is embedded into custom
 // config type
--- a/pkg/app/setup.go
+++ b/pkg/app/setup.go
@@ -9,7 +9,7 @@ import (
 	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/logging"
 )

-// Helper function to return a context loaded up with
+// MustSetupConfigAndLogging is a helper function to return a context loaded up with
 // config.AppConfig and a logger
 func MustSetupConfigAndLogging(ctx context.Context) context.Context {
 	ctx, err := config.LoadConfig(ctx)
@@ -24,7 +24,7 @@ func MustSetupConfigAndLogging(ctx context.Context) context.Context {
 	return ctx
 }

-// Unmarshal config into a custom type
+// MustSetupConfigAndLoggingInto will unmarshal config into a custom type
 // Type MUST include *config.AppConfig
 // Stored in context as *config.AppConfig but can be asserted back
 func MustSetupConfigAndLoggingInto[T any](ctx context.Context, into T) (context.Context, T) {
--- a/pkg/app/setup_custom.go
+++ b/pkg/app/setup_custom.go
@@ -13,7 +13,7 @@ import (
 	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
 )

-// Used to unmarshal config and environment into a custom type
+// MustLoadConfigInto is used to unmarshal config and environment into a custom type
 // that overloads *config.AppConfig. Will perform normal env
 // substitutions for AppConfig, but env overrides for custom type
 // are up to the caller.
--- a/pkg/app/setup_test.go
+++ b/pkg/app/setup_test.go
@@ -1,123 +0,0 @@
-package app
-
-import (
-	"bufio"
-	"context"
-	"flag"
-	"io"
-	"os"
-	"regexp"
-	"testing"
-
-	"github.com/rs/zerolog"
-
-	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
-)
-
-func TestMustSetupConfigAndLogging(t *testing.T) {
-	// Configure app and logger
-	type inputs struct {
-		envs map[string]string
-	}
-	type outputs struct {
-		appName        string
-		logLevel       zerolog.Level
-		logRegexChecks []*regexp.Regexp
-	}
-	tests := []struct {
-		name   string
-		inputs inputs
-		want   outputs
-	}{
-		{
-			name: "Test json logging with short timestamp",
-			inputs: inputs{
-				envs: map[string]string{
-					"APP_NAME":            "testapp",
-					"APP_LOG_LEVEL":       "warn",
-					"APP_LOG_FORMAT":      "json",
-					"APP_LOG_TIME_FORMAT": "short",
-				},
-			},
-			want: outputs{
-				appName:  "testapp",
-				logLevel: zerolog.WarnLevel,
-				logRegexChecks: []*regexp.Regexp{
-					regexp.MustCompile(`^\{.*time":"\d{1,}:\d{2}`),
-				},
-			},
-		},
-		{
-			name: "Test json logging with unix timestamp",
-			inputs: inputs{
-				envs: map[string]string{
-					"APP_NAME":            "testapp",
-					"APP_LOG_LEVEL":       "info",
-					"APP_LOG_FORMAT":      "json",
-					"APP_LOG_TIME_FORMAT": "unix",
-				},
-			},
-			want: outputs{
-				appName:  "testapp",
-				logLevel: zerolog.InfoLevel,
-				logRegexChecks: []*regexp.Regexp{
-					regexp.MustCompile(`time":\d+,`),
-				},
-			},
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			// Set environment variables
-			for key, val := range tt.inputs.envs {
-				os.Setenv(key, val)
-			}
-
-			// Prepare config in context
-			ctx := MustSetupConfigAndLogging(context.Background())
-
-			// Retrieve config and logger from prepared context
-			cfg := config.MustFromCtx(ctx)
-			logger := zerolog.Ctx(ctx)
-
-			// Check wants
-			if cfg.Name != tt.want.appName {
-				t.Errorf("Expected app name %s, got %s", tt.want.appName, cfg.Name)
-			}
-			if logger.GetLevel() != tt.want.logLevel {
-				t.Errorf("Expected log level %#v, got %#v", tt.want.logLevel, logger.GetLevel())
-			}
-
-			// Send and capture a log
-			r, w := io.Pipe()
-			testLogger := logger.Output(w)
-			scanner := bufio.NewScanner(r)
-
-			go func() {
-				testLogger.Error().Msg("test message")
-				w.Close()
-			}()
-
-			logOut := make([]byte, 0)
-			if scanner.Scan() {
-				logOut = scanner.Bytes()
-			}
-
-			// Check all expressions
-			for _, expr := range tt.want.logRegexChecks {
-				if !expr.Match(logOut) {
-					t.Errorf("Regex %s did not match log %s", expr.String(), logOut)
-				}
-			}
-
-			// Super annoying need to reset due to app framework package
-			// using flag.Parse() and go test also using it
-			testlog := flag.Lookup("test.testlogfile").Value.String()
-			flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
-			flag.String("test.testlogfile", testlog, "")
-			flag.String("test.paniconexit0", "", "")
-			flag.String("test.v", "", "")
-			flag.Parse()
-		})
-	}
-}
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -10,6 +10,7 @@ import (
 	"flag"
 	"fmt"
 	"os"
+	"regexp"
 	"runtime/debug"
 	"time"

@@ -17,15 +18,15 @@ import (
 	"gopkg.in/yaml.v3"
 )

-// To be set by ldflags in go build command or
-// retrieved from build meta below
+// Version is to be set by ldflags in go build command or
+// retrieved from build meta below.
 var Version = "(devel)"

-// Calling this will try to load from config if -config is
+// LoadConfig will try to load from config if -config is
 // provided as a file, and will apply any environment overrides
 // on-top of configuration defaults.
 // Config is stored in returned context, and can be retrieved
-// using config.FromCtx(ctx)
+// using config.FromCtx(ctx).
 func LoadConfig(ctx context.Context) (context.Context, error) {
 	configPath := flag.String("config", "", "Path to the configuration file")
 	flag.Parse()
@@ -44,6 +45,8 @@ func LoadConfig(ctx context.Context) (context.Context, error) {
 	return ctx, nil
 }

+// loadConfig loads the application configuration from the specified path,
+// applying environment variable overrides.
 func loadConfig(configPath string) (*AppConfig, error) {
 	cfg := *DefaultConfig

@@ -73,6 +76,8 @@ func loadConfig(configPath string) (*AppConfig, error) {
 	return &cfg, nil
 }

+// prepareConfig enriches and validates the AppConfig, parsing duration strings
+// for HTTP timeouts.
 func prepareConfig(cfg *AppConfig) error {
 	var errs error

@@ -101,15 +106,23 @@ func prepareConfig(cfg *AppConfig) error {
 		}
 	}

+	// Prepare user-provided expressions, panic up-front if invalid
+	cfg.HTTP.excludeRegexps = make([]*regexp.Regexp, len(cfg.HTTP.LogExcludePathRegexps))
+	for i, re := range cfg.HTTP.LogExcludePathRegexps {
+		cfg.HTTP.excludeRegexps[i] = regexp.MustCompile(re)
+	}
+
 	return errs
 }

-// Returns read timeout, write timeout, and idle timeout, in that order
-// nil if unset
+// Timeouts returns read timeout, write timeout, and idle timeout, in that order.
+// Returns nil if unset.
 func (h *HTTPConfig) Timeouts() (*time.Duration, *time.Duration, *time.Duration) {
 	return h.rT, h.wT, h.iT
 }

+// getVersion returns the application version, preferring the build info version
+// over the compile-time set Version variable.
 func getVersion() string {
 	if info, ok := debug.ReadBuildInfo(); ok && info.Main.Version != "(devel)" {
 		return info.Main.Version
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -2,6 +2,7 @@ package config

 import (
 	"encoding/json"
+	"os"
 	"testing"
 )

@@ -61,9 +62,110 @@ func Test_loadConfig(t *testing.T) {
 			want:    testDefaultConfig,
 			wantErr: false,
 		},
+		{
+			name: "Load from file",
+			args: args{configPath: "./testdata/config.yaml"},
+			want: &AppConfig{
+				Name:        "test-app",
+				Environment: "development",
+				Version:     getVersion(),
+				Logging: &LogConfig{
+					Enabled:    true,
+					Level:      "debug",
+					Format:     LogFormatJSON,
+					Output:     "stderr",
+					TimeFormat: TimeFormatLong,
+				},
+				HTTP: &HTTPConfig{
+					Enabled:      true,
+					Listen:       "127.0.0.1:9090",
+					LogRequests:  false,
+					ReadTimeout:  "10s",
+					WriteTimeout: "10s",
+					IdleTimeout:  "1m",
+				},
+				GRPC: &GRPCConfig{
+					Enabled:               false,
+					Listen:                "127.0.0.1:8081",
+					LogRequests:           false,
+					EnableReflection:      true,
+					EnableInstrumentation: true,
+				},
+				OTEL: &OTELConfig{
+					Enabled:            true,
+					PrometheusEnabled:  true,
+					PrometheusPath:     "/metrics",
+					StdoutEnabled:      false,
+					MetricIntervalSecs: 30,
+				},
+			},
+		},
+		{
+			name: "Load from env",
+			args: args{configPath: ""},
+			want: &AppConfig{
+				Name:        "test-app-env",
+				Environment: "production",
+				Version:     getVersion(),
+				Logging: &LogConfig{
+					Enabled:    false,
+					Level:      "error",
+					Format:     LogFormatConsole,
+					Output:     "stdout",
+					TimeFormat: TimeFormatUnix,
+				},
+				HTTP: &HTTPConfig{
+					Enabled:      false,
+					Listen:       "0.0.0.0:80",
+					LogRequests:  true,
+					ReadTimeout:  "15s",
+					WriteTimeout: "15s",
+					IdleTimeout:  "2m",
+				},
+				GRPC: &GRPCConfig{
+					Enabled:               true,
+					Listen:                "0.0.0.0:443",
+					LogRequests:           true,
+					EnableReflection:      false,
+					EnableInstrumentation: false,
+				},
+				OTEL: &OTELConfig{
+					Enabled:            false,
+					PrometheusEnabled:  false,
+					PrometheusPath:     "/metricsz",
+					StdoutEnabled:      true,
+					MetricIntervalSecs: 60,
+				},
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
+			if tt.name == "Load from env" {
+				os.Setenv("APP_NAME", "test-app-env")
+				os.Setenv("APP_ENVIRONMENT", "production")
+				os.Setenv("APP_LOG_ENABLED", "false")
+				os.Setenv("APP_LOG_LEVEL", "error")
+				os.Setenv("APP_LOG_FORMAT", "console")
+				os.Setenv("APP_LOG_OUTPUT", "stdout")
+				os.Setenv("APP_LOG_TIME_FORMAT", "unix")
+				os.Setenv("APP_HTTP_ENABLED", "false")
+				os.Setenv("APP_HTTP_LISTEN", "0.0.0.0:80")
+				os.Setenv("APP_HTTP_LOG_REQUESTS", "true")
+				os.Setenv("APP_HTTP_READ_TIMEOUT", "15s")
+				os.Setenv("APP_HTTP_WRITE_TIMEOUT", "15s")
+				os.Setenv("APP_HTTP_IDLE_TIMEOUT", "2m")
+				os.Setenv("APP_GRPC_ENABLED", "true")
+				os.Setenv("APP_GRPC_LISTEN", "0.0.0.0:443")
+				os.Setenv("APP_GRPC_LOG_REQUESTS", "true")
+				os.Setenv("APP_GRPC_ENABLE_REFLECTION", "false")
+				os.Setenv("APP_GRPC_ENABLE_INSTRUMENTATION", "false")
+				os.Setenv("APP_OTEL_ENABLED", "false")
+				os.Setenv("APP_OTEL_PROMETHEUS_ENABLED", "false")
+				os.Setenv("APP_OTEL_PROMETHEUS_PATH", "/metricsz")
+				os.Setenv("APP_OTEL_STDOUT_ENABLED", "true")
+				os.Setenv("APP_OTEL_METRIC_INTERVAL_SECS", "60")
+			}
 			got, err := loadConfig(tt.args.configPath)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("loadConfig() error = %v, wantErr %v", err, tt.wantErr)
--- a/pkg/config/ctx.go
+++ b/pkg/config/ctx.go
@@ -9,10 +9,12 @@ type appConfigKey uint8

 const appConfigCtxKey appConfigKey = iota

-func (a *AppConfig) AddToCtx(ctx context.Context) context.Context {
-	return context.WithValue(ctx, appConfigCtxKey, a)
+// AddToCtx adds the AppConfig to the provided context.
+func (ac *AppConfig) AddToCtx(ctx context.Context) context.Context {
+	return context.WithValue(ctx, appConfigCtxKey, ac)
 }

+// MustFromCtx retrieves the AppConfig from the context, or panics if not found.
 func MustFromCtx(ctx context.Context) *AppConfig {
 	cfg, err := FromCtx(ctx)
 	if err != nil {
@@ -21,6 +23,7 @@ func MustFromCtx(ctx context.Context) *AppConfig {
 	return cfg
 }

+// FromCtx retrieves the AppConfig from the context.
 func FromCtx(ctx context.Context) (*AppConfig, error) {
 	ctxData := ctx.Value(appConfigCtxKey)
 	if ctxData == nil {
--- a/pkg/config/testdata/config.yaml
+++ b/pkg/config/testdata/config.yaml
@@ -0,0 +1,5 @@
+name: test-app
+logging:
+  level: debug
+http:
+  listen: "127.0.0.1:9090"
--- a/pkg/config/types.go
+++ b/pkg/config/types.go
@@ -1,6 +1,6 @@
 package config

-// Default Settings
+// DefaultConfig provides a default application configuration.
 var DefaultConfig = &AppConfig{
 	Environment: "development",
 	Version:     getVersion(),
@@ -23,6 +23,7 @@ type AppConfig struct {
 	GRPC    *GRPCConfig `yaml:"grpc,omitempty" json:"grpc,omitempty"`
 }

+// HTTPEnabled returns true if HTTP is enabled in the AppConfig.
 func (ac *AppConfig) HTTPEnabled() bool {
 	if ac.HTTP != nil && ac.HTTP.Enabled {
 		return true
@@ -30,6 +31,7 @@ func (ac *AppConfig) HTTPEnabled() bool {
 	return false
 }

+// GRPCEnabled returns true if gRPC is enabled in the AppConfig.
 func (ac *AppConfig) GRPCEnabled() bool {
 	if ac.GRPC != nil && ac.GRPC.Enabled {
 		return true
@@ -37,6 +39,7 @@ func (ac *AppConfig) GRPCEnabled() bool {
 	return false
 }

+// OTELEnabled returns true if OpenTelemetry is enabled in the AppConfig.
 func (ac *AppConfig) OTELEnabled() bool {
 	if ac.OTEL != nil && ac.OTEL.Enabled {
 		return true
--- a/pkg/config/types_http.go
+++ b/pkg/config/types_http.go
@@ -1,6 +1,10 @@
 package config

-import "time"
+import (
+	"regexp"
+	"sync"
+	"time"
+)

 var defaultHTTPConfig = &HTTPConfig{
 	Enabled: true,
@@ -12,15 +16,25 @@ var defaultHTTPConfig = &HTTPConfig{
 	IdleTimeout:  "1m",
 }

-// HTTP Configuration
+// HTTPConfig provides HTTP server Configuration
 type HTTPConfig struct {
-	Enabled      bool   `yaml:"enabled" env:"APP_HTTP_ENABLED" json:"enabled,omitempty"`
-	Listen       string `yaml:"listen,omitempty" env:"APP_HTTP_LISTEN" json:"listen,omitempty"`
-	LogRequests  bool   `yaml:"logRequests" env:"APP_HTTP_LOG_REQUESTS" json:"logRequests,omitempty"`
-	ReadTimeout  string `yaml:"readTimeout" env:"APP_HTTP_READ_TIMEOUT" json:"readTimeout,omitempty"`    // Go duration (e.g. 10s)
-	WriteTimeout string `yaml:"writeTimeout" env:"APP_HTTP_WRITE_TIMEOUT" json:"writeTimeout,omitempty"` // Go duration (e.g. 10s)
-	IdleTimeout  string `yaml:"idleTimeout" env:"APP_HTTP_IDLE_TIMEOUT" json:"idleTimeout,omitempty"`    // Go duration (e.g. 10s)
-	rT           *time.Duration
-	wT           *time.Duration
-	iT           *time.Duration
+	Enabled               bool     `yaml:"enabled" env:"APP_HTTP_ENABLED" json:"enabled,omitempty"`
+	Listen                string   `yaml:"listen,omitempty" env:"APP_HTTP_LISTEN" json:"listen,omitempty"`
+	LogRequests           bool     `yaml:"logRequests" env:"APP_HTTP_LOG_REQUESTS" json:"logRequests,omitempty"`
+	LogExcludePathRegexps []string `yaml:"logExcludePathRegexps" env:"APP_HTTP_LOG_EXCLUDE_PATH_REGEXPS" json:"logExcludePathRegexps,omitempty"`
+	ReadTimeout           string   `yaml:"readTimeout" env:"APP_HTTP_READ_TIMEOUT" json:"readTimeout,omitempty"`    // Go duration (e.g. 10s)
+	WriteTimeout          string   `yaml:"writeTimeout" env:"APP_HTTP_WRITE_TIMEOUT" json:"writeTimeout,omitempty"` // Go duration (e.g. 10s)
+	IdleTimeout           string   `yaml:"idleTimeout" env:"APP_HTTP_IDLE_TIMEOUT" json:"idleTimeout,omitempty"`    // Go duration (e.g. 10s)
+	excludeRegexps        []*regexp.Regexp
+	rT                    *time.Duration
+	wT                    *time.Duration
+	iT                    *time.Duration
+	lock                  sync.RWMutex
+}
+
+func (h *HTTPConfig) GetExcludeRegexps() []*regexp.Regexp {
+	h.lock.RLock()
+	defer h.lock.RUnlock()
+
+	return h.excludeRegexps
 }
--- a/pkg/config/types_logging.go
+++ b/pkg/config/types_logging.go
@@ -8,7 +8,7 @@ var defaultLoggingConfig = &LogConfig{
 	TimeFormat: TimeFormatLong,
 }

-// Logging Configuration
+// LogConfig provides Logging Configuration
 type LogConfig struct {
 	Enabled    bool       `yaml:"enabled,omitempty" env:"APP_LOG_ENABLED" json:"enabled,omitempty"`
 	Level      string     `yaml:"level,omitempty" env:"APP_LOG_LEVEL" json:"level,omitempty"`
--- a/pkg/config/types_otel.go
+++ b/pkg/config/types_otel.go
@@ -8,7 +8,7 @@ var defaultOTELConfig = &OTELConfig{
 	MetricIntervalSecs: 30,
 }

-// OTEL Configuration
+// OtelConfig provides OTEL Configuration
 type OTELConfig struct {
 	Enabled            bool   `yaml:"enabled,omitempty" env:"APP_OTEL_ENABLED" json:"enabled,omitempty"`
 	PrometheusEnabled  bool   `yaml:"prometheusEnabled,omitempty" env:"APP_OTEL_PROMETHEUS_ENABLED" json:"prometheusEnabled,omitempty"`
--- a/pkg/logging/logging.go
+++ b/pkg/logging/logging.go
@@ -1,3 +1,5 @@
+// Package logging provides a centralized logging utility using zerolog,
+// with configurable output formats and log levels.
 package logging

 import (
--- a/pkg/logging/logging_test.go
+++ b/pkg/logging/logging_test.go
@@ -0,0 +1,133 @@
+
+package logging
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"io"
+	"os"
+	"testing"
+
+	"github.com/rs/zerolog"
+	"github.com/stretchr/testify/assert"
+
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
+)
+
+func TestMustInitLogging(t *testing.T) {
+	cfg := &config.AppConfig{
+		Logging: &config.LogConfig{
+			Level:  "info",
+			Format: "json",
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+
+	ctx = MustInitLogging(ctx)
+	logger := zerolog.Ctx(ctx)
+
+	assert.NotNil(t, logger)
+	assert.Equal(t, zerolog.InfoLevel, logger.GetLevel())
+}
+
+func TestConfigureLogger(t *testing.T) {
+	type args struct {
+		cfg *config.LogConfig
+	}
+	tests := []struct {
+		name      string
+		args      args
+		level     zerolog.Level
+		wantJSON  bool
+		wantTime  bool
+		assertion func(t *testing.T, output string)
+	}{
+		{
+			name: "json logger",
+			args: args{
+				cfg: &config.LogConfig{
+					Level:  "debug",
+					Format: "json",
+				},
+			},
+			level:    zerolog.DebugLevel,
+			wantJSON: true,
+		},
+		{
+			name: "console logger",
+			args: args{
+				cfg: &config.LogConfig{
+					Level:  "warn",
+					Format: "console",
+				},
+			},
+			level:    zerolog.WarnLevel,
+			wantJSON: false,
+		},
+		{
+			name: "with time",
+			args: args{
+				cfg: &config.LogConfig{
+					Level:      "info",
+					Format:     "json",
+					TimeFormat: "unix",
+				},
+			},
+			level:    zerolog.InfoLevel,
+			wantJSON: true,
+			wantTime: true,
+			assertion: func(t *testing.T, output string) {
+				var log map[string]interface{}
+				err := json.Unmarshal([]byte(output), &log)
+				assert.NoError(t, err)
+				assert.Contains(t, log, "time")
+			},
+		},
+		{
+			name: "without time",
+			args: args{
+				cfg: &config.LogConfig{
+					Level:      "info",
+					Format:     "json",
+					TimeFormat: "off",
+				},
+			},
+			level:    zerolog.InfoLevel,
+			wantJSON: true,
+			wantTime: false,
+			assertion: func(t *testing.T, output string) {
+				var log map[string]interface{}
+				err := json.Unmarshal([]byte(output), &log)
+				assert.NoError(t, err)
+				assert.NotContains(t, log, "time")
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Capture output
+			old := os.Stderr
+			r, w, _ := os.Pipe()
+			os.Stderr = w
+
+			logger, err := configureLogger(tt.args.cfg)
+			assert.NoError(t, err)
+			assert.Equal(t, tt.level, logger.GetLevel())
+
+			logger.Info().Msg("test")
+
+			w.Close()
+			os.Stderr = old
+
+			var buf bytes.Buffer
+			io.Copy(&buf, r)
+
+			output := buf.String()
+
+			if tt.assertion != nil {
+				tt.assertion(t, output)
+			}
+		})
+	}
+}
--- a/pkg/otel/otel.go
+++ b/pkg/otel/otel.go
@@ -1,3 +1,4 @@
+// Package otel provides OpenTelemetry initialization and configuration for tracing and metrics.
 package otel

 import (
@@ -39,6 +40,7 @@ var (

 const defMetricInterval = 15 * time.Second

+// Init prepares otel, loading a tracer and meter stored in appp context.
 // Context must carry config.AppConfig
 func Init(ctx context.Context) (context.Context, func(context.Context) error) {
 	cfg := config.MustFromCtx(ctx)
@@ -232,7 +234,7 @@ func (s *settings) newMeterProvider(ctx context.Context) (*metric.MeterProvider,
 	return meterProvider, nil
 }

-// Creates a new tracer from the global opentelemetry provider
+// NewTracer creates a new tracer from the global opentelemetry provider
 func NewTracer(options ...trace.TracerOption) trace.Tracer {
 	return opentelemetry.GetTracerProvider().Tracer(
 		os.Getenv("OTEL_SERVICE_NAME"),
--- a/pkg/otel/otel_test.go
+++ b/pkg/otel/otel_test.go
@@ -0,0 +1,66 @@
+
+package otel
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"go.opentelemetry.io/otel/metric/noop"
+	"go.opentelemetry.io/otel/trace"
+
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
+)
+
+func TestInit(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		OTEL: &config.OTELConfig{
+			Enabled: true,
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+
+	ctx, shutdown := Init(ctx)
+	defer shutdown(context.Background())
+
+	assert.NotNil(t, ctx.Value(ctxKeyTracer))
+	assert.NotNil(t, ctx.Value(ctxKeyMeter))
+}
+
+func TestInit_Disabled(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		OTEL: &config.OTELConfig{
+			Enabled: false,
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+
+	ctx, shutdown := Init(ctx)
+	defer shutdown(context.Background())
+
+	assert.NotNil(t, ctx.Value(ctxKeyTracer))
+	assert.NotNil(t, ctx.Value(ctxKeyMeter))
+}
+
+func TestContextFuncs(t *testing.T) {
+	tracer := trace.NewNoopTracerProvider().Tracer("test")
+	meter := noop.NewMeterProvider().Meter("test")
+
+	ctx := context.Background()
+	ctx = AddTracerToCtx(ctx, tracer)
+	ctx = AddMeterToCtx(ctx, meter)
+
+	assert.Equal(t, tracer, MustTracerFromCtx(ctx))
+	assert.Equal(t, meter, MustMeterFromCtx(ctx))
+}
+
+func TestContextFuncs_Panic(t *testing.T) {
+	assert.Panics(t, func() {
+		MustTracerFromCtx(context.Background())
+	})
+	assert.Panics(t, func() {
+		MustMeterFromCtx(context.Background())
+	})
+}
--- a/pkg/srv/grpc/grpc.go
+++ b/pkg/srv/grpc/grpc.go
@@ -1,3 +1,5 @@
+// Package grpc provides a gRPC server implementation with OpenTelemetry integration
+// and gRPC Gateway for RESTful API exposure.
 package grpc

 import (
@@ -29,8 +31,9 @@ type appGRPCServer struct {
 	doneChan     chan error
 }

-// Returns a shutdown func, a channel indicating done / error,
-// and an up-front error if server fails to start
+// InitGRPCServer initializes and starts a gRPC server.
+// It returns a shutdown function, a channel to signal completion or error,
+// and an error if the server fails to start.
 func InitGRPCServer(ctx context.Context, opts *opts.GRPCOpts) (
 	func(context.Context) error, <-chan error, error,
 ) {
--- a/pkg/srv/grpc/grpc_test.go
+++ b/pkg/srv/grpc/grpc_test.go
@@ -0,0 +1,111 @@
+
+package grpc
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"google.golang.org/grpc"
+
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/otel"
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/srv/grpc/opts"
+)
+
+// Mock gRPC service
+type mockService struct{}
+
+type MockServiceServer interface {
+	TestMethod(context.Context, *mockRequest) (*mockResponse, error)
+}
+
+type mockRequest struct{}
+type mockResponse struct{}
+
+func (s *mockService) TestMethod(ctx context.Context, req *mockRequest) (*mockResponse, error) {
+	return &mockResponse{}, nil
+}
+
+var _MockService_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "test.MockService",
+	HandlerType: (*MockServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "TestMethod",
+			Handler: func(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+				in := new(mockRequest)
+				if err := dec(in); err != nil {
+					return nil, err
+				}
+				if interceptor == nil {
+					return srv.(MockServiceServer).TestMethod(ctx, in)
+				}
+				info := &grpc.UnaryServerInfo{
+					Server:     srv,
+					FullMethod: "/test.MockService/TestMethod",
+				}
+				handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+					return srv.(MockServiceServer).TestMethod(ctx, req.(*mockRequest))
+				}
+				return interceptor(ctx, in, info, handler)
+			},
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "mock.proto",
+}
+
+func TestInitGRPCServer(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		GRPC: &config.GRPCConfig{
+			Enabled: true,
+			Listen:  "127.0.0.1:0", // Use random available port
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+	ctx, _ = otel.Init(ctx)
+
+	grpcOpts := &opts.GRPCOpts{
+		GRPCConfig: cfg.GRPC,
+		AppGRPC: &opts.AppGRPC{
+			Services: []*opts.GRPCService{
+				{
+					Name:    "mock",
+					Type:    &_MockService_serviceDesc,
+					Service: &mockService{},
+				},
+			},
+		},
+	}
+
+	shutdown, done, err := InitGRPCServer(ctx, grpcOpts)
+	assert.NoError(t, err)
+	assert.NotNil(t, shutdown)
+	assert.NotNil(t, done)
+
+	// Shutdown the server
+	err = shutdown(context.Background())
+	assert.NoError(t, err)
+}
+
+func TestInitGRPCServer_NoServices(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		GRPC: &config.GRPCConfig{
+			Enabled: true,
+			Listen:  "127.0.0.1:0",
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+	ctx, _ = otel.Init(ctx)
+
+	grpcOpts := &opts.GRPCOpts{
+		GRPCConfig: cfg.GRPC,
+		AppGRPC:    &opts.AppGRPC{},
+	}
+
+	_, _, err := InitGRPCServer(ctx, grpcOpts)
+	assert.Error(t, err)
+}
--- a/pkg/srv/grpc/logger.go
+++ b/pkg/srv/grpc/logger.go
@@ -8,19 +8,19 @@ import (
 	"github.com/rs/zerolog/log"
 )

-// A grpc logging middleware compatible logger
+// GRPCLogger is a grpc logging middleware compatible logger
 // implementation using a zerolog logger, either from
-// the global logger or a context logger
+// the global logger or a context logger.
 type GRPCLogger struct {
 	logger zerolog.Logger
 }

-// Returns a grpcLogger using the global zerolog Logger
+// NewGRPCLogger returns a grpcLogger using the global zerolog Logger.
 func NewGRPCLogger() *GRPCLogger {
 	return &GRPCLogger{logger: log.Logger}
 }

-// Returns a grpcLogger using the zerolog logger in the provided context
+// NewGRPCContextLogger returns a grpcLogger using the zerolog logger in the provided context.
 func NewGRPCContextLogger(ctx context.Context) *GRPCLogger {
 	logger := log.Ctx(ctx)
 	return &GRPCLogger{logger: *logger}
--- a/pkg/srv/http/http.go
+++ b/pkg/srv/http/http.go
@@ -1,3 +1,6 @@
+// Package http provides functionality for setting up and managing HTTP servers.
+// It includes features for health checks, Prometheus metrics, OpenTelemetry
+// tracing, and custom middleware integration.
 package http

 import (
@@ -7,6 +10,7 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"regexp"
 	"strings"
 	"time"

@@ -22,11 +26,12 @@ import (
 )

 var (
-	httpMeter       metric.Meter
-	httpTracer      trace.Tracer
-	defReadTimeout  = 10 * time.Second
-	defWriteTimeout = 10 * time.Second
-	defIdleTimeout  = 15 * time.Second
+	httpMeter                   metric.Meter
+	httpTracer                  trace.Tracer
+	httpPatternWithMethodRegexp = regexp.MustCompile(`(\w+) .*`)
+	defReadTimeout              = 10 * time.Second
+	defWriteTimeout             = 10 * time.Second
+	defIdleTimeout              = 15 * time.Second
 )

 func prepHTTPServer(opts *opts.AppHTTP) *http.Server {
@@ -36,19 +41,12 @@ func prepHTTPServer(opts *opts.AppHTTP) *http.Server {
 		mux = &http.ServeMux{}
 	)

-	// NOTE: Wraps handle func with otelhttp handler and
-	// inserts route tag
-	otelHandleFunc := func(pattern string, handlerFunc func(http.ResponseWriter, *http.Request)) {
-		handler := otelhttp.WithRouteTag(pattern, http.HandlerFunc(handlerFunc))
-		mux.Handle(pattern, handler) // Associate pattern with handler
-	}
-
 	healthChecks := handleHealthCheckFunc(opts.Ctx, opts.HealthChecks...)
-	otelHandleFunc("/health", healthChecks)
-	otelHandleFunc("/", healthChecks)
+	mux.HandleFunc("/health", healthChecks)
+	mux.HandleFunc("/", healthChecks)

 	for _, f := range opts.Funcs {
-		otelHandleFunc(f.Path, f.HandlerFunc)
+		mux.HandleFunc(f.Path, f.HandlerFunc)
 	}

 	// Prometheus metrics endpoint
@@ -71,12 +69,12 @@ func prepHTTPServer(opts *opts.AppHTTP) *http.Server {
 		if h.StripPrefix {
 			h.Handler = http.StripPrefix(h.Prefix[:len(h.Prefix)-1], h.Handler)
 		}
-		mux.Handle(h.Prefix, h.Handler)
+		mux.Handle(h.Prefix, otelhttp.WithRouteTag(h.Prefix, h.Handler))
 	}

-	// Add OTEL, skip health-check spans
-	// NOTE: Add any other span exclusions here
+	// Add OTEL instrumentation, filter noise, set span names
 	handler := otelhttp.NewHandler(mux, "/",
+		// TODO: Make configurable similar to config.http.LogExcludePathRegexps
 		otelhttp.WithFilter(func(r *http.Request) bool {
 			switch r.URL.Path {
 			case "/health":
@@ -86,6 +84,18 @@ func prepHTTPServer(opts *opts.AppHTTP) *http.Server {
 			default:
 				return true
 			}
+		}),
+		otelhttp.WithSpanNameFormatter(func(operation string, r *http.Request) string {
+			endpoint := r.URL.Path
+			if _, pattern := mux.Handler(r); pattern != "" {
+				endpoint = pattern
+			}
+
+			if httpPatternWithMethodRegexp.MatchString(endpoint) {
+				return endpoint
+			}
+
+			return fmt.Sprintf("%s %s", r.Method, endpoint)
 		}))

 	// Set timeouts from defaults, override
@@ -133,8 +143,8 @@ func prepHTTPServer(opts *opts.AppHTTP) *http.Server {
 	}
 }

-// Returns a shutdown func and a done channel if the
-// server aborts abnormally. Returns error on failure to start
+// InitHTTPServer returns a shutdown func and a done channel if the
+// server aborts abnormally. Returns error on failure to start.
 func InitHTTPServer(opts *opts.AppHTTP) (
 	func(context.Context) error, <-chan any, error,
 ) {
--- a/pkg/srv/http/http_log.go
+++ b/pkg/srv/http/http_log.go
@@ -3,12 +3,15 @@ package http
 import (
 	"bytes"
 	"context"
-	"errors"
+	"fmt"
+	"io"
 	"net/http"
 	"regexp"
 	"time"

 	"github.com/rs/zerolog"
+
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
 )

 var ExcludeFromLogging = regexp.MustCompile(`\/(ready|live|metrics)$`)
@@ -20,12 +23,22 @@ type LoggingResponseWriter struct {
 }

 func loggingMiddleware(appCtx context.Context, next http.Handler) http.Handler {
+	appConfig := config.MustFromCtx(appCtx)
+
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		if ExcludeFromLogging.Match([]byte(r.URL.Path)) {
 			next.ServeHTTP(w, r)
 			return
 		}

+		// User-configurable logging exclusions
+		for _, re := range appConfig.HTTP.GetExcludeRegexps() {
+			if re.MatchString(r.URL.Path) {
+				next.ServeHTTP(w, r)
+				return
+			}
+		}
+
 		log := zerolog.Ctx(appCtx)

 		start := time.Now()
@@ -41,29 +54,42 @@ func loggingMiddleware(appCtx context.Context, next http.Handler) http.Handler {
 			Dur("duration", time.Since(start)).
 			Msg("http request served")

-		// Log response body
+			// Log response with body if not 204
+		if lrr.statusCode == http.StatusNoContent {
+			trcLog := log.Trace().
+				Str("path", r.URL.Path).
+				Int("statusCode", lrr.statusCode)
+			trcLog.Msg("http response (no content)") // Explicitly log 204
+			return                                   // No body to log for 204 No Content
+		}
+
 		trcLog := log.Trace().
 			Str("path", r.URL.Path).
 			Int("statusCode", lrr.statusCode)

-		// Check if it's JSON
 		firstByte, err := lrr.body.ReadByte()
 		if err != nil {
-			trcLog.Err(errors.New("invalid response body")).Send()
-			return
+			if err == io.EOF {
+				// Body is empty, which might be valid for some non-204 responses.
+				trcLog.Msg("http response (empty body)")
+			} else {
+				// Other error reading the body. Wrap the original error for context.
+				trcLog.Err(fmt.Errorf("error reading response body: %w", err)).Send()
+			}
+			return // No further body processing if there was an error or it was empty
 		}
-		lrr.body.UnreadByte()
+		lrr.body.UnreadByte() // Put the byte back for Bytes() to read

 		if firstByte == '{' {
 			trcLog = trcLog.RawJSON("response", lrr.body.Bytes())
 		} else {
 			trcLog = trcLog.Bytes("response", lrr.body.Bytes())
 		}
-		trcLog.Msg("response payload")
+		trcLog.Msg("http response")
 	})
 }

-// Implement Flush to support the http.Flusher interface
+// Flush implements the http.Flusher interface to allow flushing buffered data.
 func (w *LoggingResponseWriter) Flush() {
 	if flusher, ok := w.ResponseWriter.(http.Flusher); ok {
 		flusher.Flush()
--- a/pkg/srv/http/http_test.go
+++ b/pkg/srv/http/http_test.go
@@ -0,0 +1,88 @@
+
+package http
+
+import (
+	"context"
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/config"
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/otel"
+	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/srv/http/opts"
+)
+
+func TestInitHTTPServer(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		HTTP: &config.HTTPConfig{
+			Enabled: true,
+			Listen:  "127.0.0.1:0", // Use random available port
+		},
+		OTEL: &config.OTELConfig{
+			Enabled: true,
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+	ctx, _ = otel.Init(ctx)
+
+	httpOpts := &opts.AppHTTP{
+		Ctx: ctx,
+		Funcs: []opts.HTTPFunc{
+			{
+				Path: "/test",
+				HandlerFunc: func(w http.ResponseWriter, r *http.Request) {
+					w.WriteHeader(http.StatusOK)
+				},
+			},
+		},
+	}
+
+	shutdown, done, err := InitHTTPServer(httpOpts)
+	assert.NoError(t, err)
+	assert.NotNil(t, shutdown)
+	assert.NotNil(t, done)
+
+	// Shutdown the server
+	err = shutdown(context.Background())
+	assert.NoError(t, err)
+}
+
+func TestHealthCheck(t *testing.T) {
+	req := httptest.NewRequest("GET", "/health", nil)
+	w := httptest.NewRecorder()
+
+	handleHealthCheckFunc(context.Background())(w, req)
+
+	resp := w.Result()
+	body, _ := io.ReadAll(resp.Body)
+
+	assert.Equal(t, http.StatusOK, resp.StatusCode)
+	assert.Equal(t, "ok", string(body))
+}
+
+func TestLoggingMiddleware(t *testing.T) {
+	cfg := &config.AppConfig{
+		Name: "test-app",
+		HTTP: &config.HTTPConfig{
+			LogRequests: true,
+		},
+	}
+	ctx := cfg.AddToCtx(context.Background())
+
+	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+	})
+
+	middleware := loggingMiddleware(ctx, handler)
+
+	req := httptest.NewRequest("GET", "/test", nil)
+	w := httptest.NewRecorder()
+
+	middleware.ServeHTTP(w, req)
+
+	assert.Equal(t, http.StatusOK, w.Code)
+}
Author	SHA1	Message	Date
Ryan D McGuire	11b2c2487c	update changelog	2025-09-02 13:07:06 -04:00
Ryan D McGuire	c7e42a7544	updates Go dependencies, refactors and expands unit tests for config, logging, OpenTelemetry, HTTP, and gRPC components	2025-09-02 13:06:02 -04:00
Ryan D McGuire	8d6297a0cb	Merge branch 'main' into development	2025-09-02 11:47:04 -04:00
Ryan D McGuire	340cf67515	update changelog	2025-08-27 10:33:39 -04:00
Ryan D McGuire	f5cb3456b1	fix otel http instrumentation span naming (#2 ) Reviewed-on: #2 Co-authored-by: Ryan D McGuire <ryand_mcguire@sweetwater.com> Co-committed-by: Ryan D McGuire <ryand_mcguire@sweetwater.com>	2025-08-27 14:32:16 +00:00
Ryan D McGuire	f0c3bc6b9e	feat: standardize OpenTelemetry HTTP span names to include method and route pattern	2025-08-27 10:17:24 -04:00
Ryan D McGuire	00cb0d0421	refactors OpenTelemetry HTTP instrumentation by centralizing handler wrapping, adding span name formatting, and filtering health and metrics paths.	2025-08-27 10:04:05 -04:00
Ryan D McGuire	ede5bc92f7	update changelog	2025-08-26 14:53:03 -04:00
Ryan D McGuire	063ff0f1d0	feat: adds configurable HTTP request path exclusion from logging	2025-08-26 14:51:39 -04:00
Ryan McGuire	2310ac574c	update changelog	2025-08-24 11:52:08 -04:00
Ryan McGuire	cb0c87d200	refactors HTTP server initialization, improves logging middleware, and updates documentation (#1 ) Reviewed-on: #1	2025-08-24 15:50:34 +00:00
Ryan D McGuire	92e78f533a	add CHANGELOG	2025-08-14 09:14:14 -04:00
Ryan D McGuire	d4c6ecbefd	upgrade deps, pin annoying otlptranslator	2025-08-14 09:12:17 -04:00
Ryan D McGuire	e1d58c0094	improves godoc comments for gRPC server and logger components	2025-08-14 09:03:44 -04:00
Ryan D McGuire	9cee9037e4	Merge branch 'main' of gitea.libretechconsulting.com:rmcguire/go-app	2025-08-13 16:02:00 -04:00
Ryan D McGuire	318115690d	Exports OTEL initialization function and adds extensive documentation across packages for improved clarity.	2025-08-13 16:01:51 -04:00