Minor dependency updates

(so it can also be used as a Gatherer)

go.mod

@@ -1,28 +1,55 @@
 module go.ntppool.org/common
 
-go 1.20
+go 1.21.3
 
 require (
 	github.com/abh/certman v0.4.0
-	github.com/prometheus/client_golang v1.16.0
+	github.com/labstack/echo/v4 v4.11.3
-	github.com/segmentio/kafka-go v0.4.42
+	github.com/oklog/ulid/v2 v2.1.0
-	golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df
+	github.com/prometheus/client_golang v1.17.0
+	github.com/remychantenay/slog-otel v1.2.2
+	github.com/segmentio/kafka-go v0.4.45
+	github.com/spf13/cobra v1.8.0
+	go.opentelemetry.io/otel v1.21.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.21.0
+	go.opentelemetry.io/otel/sdk v1.21.0
+	go.opentelemetry.io/otel/trace v1.21.0
+	golang.org/x/mod v0.14.0
+	golang.org/x/sync v0.5.0
 )
 
 require (
 	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
-	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/go-logr/logr v1.3.0 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/klauspost/compress v1.16.7 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/klauspost/compress v1.17.3 // indirect
+	github.com/labstack/gommon v0.4.1 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.18 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/prometheus/client_model v0.4.0 // indirect
+	github.com/prometheus/client_model v0.5.0 // indirect
-	github.com/prometheus/common v0.44.0 // indirect
+	github.com/prometheus/common v0.45.0 // indirect
-	github.com/prometheus/procfs v0.11.0 // indirect
+	github.com/prometheus/procfs v0.12.0 // indirect
-	github.com/stretchr/testify v1.8.4 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/net v0.11.0 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	golang.org/x/sys v0.10.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
+	go.opentelemetry.io/otel/metric v1.21.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
+	golang.org/x/crypto v0.15.0 // indirect
+	golang.org/x/net v0.18.0 // indirect
+	golang.org/x/sys v0.14.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20231120223509-83a465c0220f // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20231120223509-83a465c0220f // indirect
+	google.golang.org/grpc v1.59.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 )

go.sum

@@ -2,32 +2,49 @@ github.com/abh/certman v0.4.0 h1:XHoDtb0YyRQPclaHMrBDlKTVZpNjTK6vhB0S3Bd/Sbs=
 github.com/abh/certman v0.4.0/go.mod h1:x8QhpKVZifmV1Hdiwdg9gLo2GMPAxezz1s3zrVnPs+I=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
+github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM=
+github.com/cenkalti/backoff/v4 v4.2.1/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
+github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
-github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
+github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
-github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
+github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/go-logr/logr v1.3.0 h1:2y3SDp0ZXuc6/cjLSZ+Q3ir+QB9T/iG5yYRXqsagWSY=
-github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
+github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
+github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
-github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
+github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1 h1:6UKoz5ujsI55KNpsJH3UwCq3T8kKbZwNZBNPuTTje8U=
-github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
+github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1/go.mod h1:YvJ2f6MplWDhfxiUC3KpyTy76kYUZA4W3pTv/wdKQ9Y=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
-github.com/klauspost/compress v1.16.7 h1:2mk3MPGNzKyxErAw8YaohYh69+pa4sIQSC0fPGCFR9I=
+github.com/klauspost/compress v1.17.3 h1:qkRjuerhUU1EmXLYGkSH6EZL+vPSxIrYjLNAK4slzwA=
-github.com/klauspost/compress v1.16.7/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/klauspost/compress v1.17.3/go.mod h1:/dCuZOvVtNoHsyb+cuJD3itjs3NbnF6KH9zAO4BDxPM=
+github.com/labstack/echo/v4 v4.11.3 h1:Upyu3olaqSHkCjs1EJJwQ3WId8b8b1hxbogyommKktM=
+github.com/labstack/echo/v4 v4.11.3/go.mod h1:UcGuQ8V6ZNRmSweBIJkPvGfwCMIlFmiqrPqiEBfPYws=
+github.com/labstack/gommon v0.4.1 h1:gqEff0p/hTENGMABzezPoPSRtIh1Cvw0ueMOe0/dfOk=
+github.com/labstack/gommon v0.4.1/go.mod h1:TyTrpPqxR5KMk8LKVtLmfMjeQ5FEkBYdxLYPw/WfrOM=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
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 github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
-github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
+github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 h1:jWpvCLoY8Z/e3VKvlsiIGKtc+UG6U5vzxaoagmhXfyg=
-github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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-github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
+github.com/oklog/ulid/v2 v2.1.0 h1:+9lhoxAP56we25tyYETBBY1YLA2SaoLvUFgrP2miPJU=
-github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
+github.com/oklog/ulid/v2 v2.1.0/go.mod h1:rcEKHmBBKfef9DhnvX7y1HZBYxjXb0cP5ExxNsTT1QQ=
+github.com/pborman/getopt v0.0.0-20170112200414-7148bc3a4c30/go.mod h1:85jBQOZwpVEaDAr341tbn15RS4fCAsIst0qp7i8ex1o=
 github.com/pierrec/lz4/v4 v4.1.15/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
 github.com/pierrec/lz4/v4 v4.1.18 h1:xaKrnTkyoqfh1YItXl56+6KJNVYWlEEPuAQW9xsplYQ=
 github.com/pierrec/lz4/v4 v4.1.18/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
@@ -35,30 +52,35 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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-github.com/prometheus/client_golang v1.16.0 h1:yk/hx9hDbrGHovbci4BY+pRMfSuuat626eFsHb7tmT8=
+github.com/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
-github.com/prometheus/client_golang v1.16.0/go.mod h1:Zsulrv/L9oM40tJ7T815tM89lFEugiJ9HzIqaAx4LKc=
+github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
-github.com/prometheus/client_model v0.3.0 h1:UBgGFHqYdG/TPFD1B1ogZywDqEkwp3fBMvqdiQ7Xew4=
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+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 github.com/xdg-go/pbkdf2 v1.0.0 h1:Su7DPu48wXMwC3bs7MCNG+z4FhcyEuz5dlvchbq0B0c=
 github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI=
 github.com/xdg-go/scram v1.1.2 h1:FHX5I5B4i4hKRVRBCFRxq1iQRej7WO3hhBuJf+UUySY=
@@ -66,51 +88,103 @@ github.com/xdg-go/scram v1.1.2/go.mod h1:RT/sEzTbU5y00aCK8UOx6R7YryM0iF1N2MOmC3k
 github.com/xdg-go/stringprep v1.0.4 h1:XLI/Ng3O1Atzq0oBs3TWm+5ZVgkq2aqdlvP9JtoZ6c8=
 github.com/xdg-go/stringprep v1.0.4/go.mod h1:mPGuuIYwz7CmR2bT9j4GbQqutWS1zV24gijq1dTyGkM=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+go.opentelemetry.io/otel v1.20.0 h1:vsb/ggIY+hUjD/zCAQHpzTmndPqv/ml2ArbsbfBYTAc=
+go.opentelemetry.io/otel v1.20.0/go.mod h1:oUIGj3D77RwJdM6PPZImDpSZGDvkD9fhesHny69JFrs=
+go.opentelemetry.io/otel v1.21.0 h1:hzLeKBZEL7Okw2mGzZ0cc4k/A7Fta0uoPgaJCr8fsFc=
+go.opentelemetry.io/otel v1.21.0/go.mod h1:QZzNPQPm1zLX4gZK4cMi+71eaorMSGT3A4znnUvNNEo=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.20.0 h1:DeFD0VgTZ+Cj6hxravYYZE2W4GlneVH81iAOPjZkzk8=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.20.0/go.mod h1:GijYcYmNpX1KazD5JmWGsi4P7dDTTTnfv1UbGn84MnU=
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+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0/go.mod h1:zgBdWWAu7oEEMC06MMKc5NLbA/1YDXV1sMpSqEeLQLg=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.20.0 h1:CsBiKCiQPdSjS+MlRiqeTI9JDDpSuk0Hb6QTRfwer8k=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.20.0/go.mod h1:CMJYNAfooOwSZSAmAeMUV1M+TXld3BiK++z9fqIm2xk=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.21.0 h1:digkEZCJWobwBqMwC0cwCq8/wkkRy/OowZg5OArWZrM=
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+go.opentelemetry.io/otel/metric v1.20.0 h1:ZlrO8Hu9+GAhnepmRGhSU7/VkpjrNowxRN9GyKR4wzA=
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+go.opentelemetry.io/otel/sdk v1.20.0/go.mod h1:rmkSx1cZCm/tn16iWDn1GQbLtsW/LvsdEEFzCSRM6V0=
+go.opentelemetry.io/otel/sdk v1.21.0 h1:FTt8qirL1EysG6sTQRZ5TokkU8d0ugCj8htOgThZXQ8=
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 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
-golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df h1:UA2aFVmmsIlefxMk29Dp2juaUSth8Pyn3Tq5Y5mJGME=
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-golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
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 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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+golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
+golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
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+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
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+google.golang.org/genproto/googleapis/api v0.0.0-20231106174013-bbf56f31fb17 h1:JpwMPBpFN3uKhdaekDpiNlImDdkUAyiJ6ez/uxGaUSo=
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-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
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-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
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health/health_server.go

@@ -2,23 +2,43 @@ package health
 
 import (
 	"context"
+	"log/slog"
 	"net/http"
 	"strconv"
 	"time"
 
-	"golang.org/x/exp/slog"
+	"go.ntppool.org/common/logger"
+	"golang.org/x/sync/errgroup"
 )
 
-// HealthCheckListener runs simple http server on the specified port for
+type Server struct {
-// health check probes
+	log      *slog.Logger
-func HealthCheckListener(ctx context.Context, port int, log *slog.Logger) {
+	healthFn http.HandlerFunc
-	log.Info("Starting health listener", "port", port)
+}
+
+func NewServer(healthFn http.HandlerFunc) *Server {
+	if healthFn == nil {
+		healthFn = basicHealth
+	}
+	srv := &Server{
+		log:      logger.Setup(),
+		healthFn: healthFn,
+	}
+	return srv
+}
+
+func (srv *Server) SetLogger(log *slog.Logger) {
+	srv.log = log
+}
+
+func (srv *Server) Listen(ctx context.Context, port int) error {
+	srv.log.Info("Starting health listener", "port", port)
 
 	serveMux := http.NewServeMux()
 
-	serveMux.HandleFunc("/__health", basicHealth)
+	serveMux.HandleFunc("/__health", srv.healthFn)
 
-	srv := &http.Server{
+	hsrv := &http.Server{
 		Addr:         ":" + strconv.Itoa(port),
 		ReadTimeout:  10 * time.Second,
 		WriteTimeout: 20 * time.Second,
@@ -26,19 +46,39 @@ func HealthCheckListener(ctx context.Context, port int, log *slog.Logger) {
 		Handler:      serveMux,
 	}
 
-	go func() {
+	g, ctx := errgroup.WithContext(ctx)
-		err := srv.ListenAndServe()
+
+	g.Go(func() error {
+		err := hsrv.ListenAndServe()
 		if err != http.ErrServerClosed {
-			log.Warn("health check server done listening", "err", err)
+			srv.log.Warn("health check server done listening", "err", err)
+			return err
 		}
-	}()
+		return nil
+	})
 
 	<-ctx.Done()
 
-	if err := srv.Shutdown(ctx); err != nil {
+	ctx, cancel := context.WithTimeout(ctx, 2*time.Second)
-		log.Error("health check server shutdown failed", "err", err)
+	defer cancel()
-	}
 
+	g.Go(func() error {
+		if err := hsrv.Shutdown(ctx); err != nil {
+			srv.log.Error("health check server shutdown failed", "err", err)
+			return err
+		}
+		return nil
+	})
+
+	return g.Wait()
+}
+
+// HealthCheckListener runs simple http server on the specified port for
+// health check probes
+func HealthCheckListener(ctx context.Context, port int, log *slog.Logger) error {
+	srv := NewServer(nil)
+	srv.SetLogger(log)
+	return srv.Listen(ctx, port)
 }
 
 func basicHealth(w http.ResponseWriter, r *http.Request) {

kafka/kafka.go

@@ -12,6 +12,7 @@ import (
 
 	"github.com/abh/certman"
 	"github.com/segmentio/kafka-go"
+	"go.ntppool.org/common/logger"
 )
 
 const (
@@ -203,3 +204,17 @@ func (k *Kafka) NewWriter(topic string) (*kafka.Writer, error) {
 
 	return w, nil
 }
+
+func (k *Kafka) CheckPartitions() error {
+	partitions, err := k.conn.ReadPartitions()
+	if err != nil {
+		return err
+	}
+
+	// should this result in an error?
+	if len(partitions) == 0 {
+		log := logger.Setup()
+		log.Info("kafka connection has no partitions")
+	}
+	return nil
+}

logger/logger.go

@@ -3,11 +3,12 @@ package logger
 import (
 	"context"
 	"log"
+	"log/slog"
 	"os"
 	"strconv"
 	"sync"
 
-	"golang.org/x/exp/slog"
+	slogotel "github.com/remychantenay/slog-otel"
 )
 
 var ConfigPrefix = ""
@@ -41,8 +42,7 @@ func Setup() *slog.Logger {
 			logReplace := func(groups []string, a slog.Attr) slog.Attr {
 				// Remove time
 				if a.Key == slog.TimeKey && len(groups) == 0 {
-					a.Key = ""
+					return slog.Attr{}
-					a.Value = slog.AnyValue(nil)
 				}
 				return a
 			}
@@ -50,7 +50,9 @@ func Setup() *slog.Logger {
 			logOptions.ReplaceAttr = logReplace
 		}
 
-		logHandler := slog.NewTextHandler(os.Stderr, logOptions)
+		logHandler := slogotel.OtelHandler{
+			Next: slog.NewTextHandler(os.Stderr, logOptions),
+		}
 
 		// https://github.com/cyrusaf/ctxlog/pull/1
 		// log := slog.New(ctxlog.NewHandler(logHandler))

logger/stdlog.go

@@ -2,8 +2,7 @@ package logger
 
 import (
 	"fmt"
-
+	"log/slog"
-	"golang.org/x/exp/slog"
 )
 
 type stdLoggerish struct {

metricsserver/metrics.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"golang.org/x/sync/errgroup"
 
 	"go.ntppool.org/common/logger"
 )
@@ -26,7 +27,7 @@ func New() *Metrics {
 	return m
 }
 
-func (m *Metrics) Registry() prometheus.Registerer {
+func (m *Metrics) Registry() *prometheus.Registry {
 	return m.r
 }
 
@@ -41,7 +42,10 @@ func (m *Metrics) Handler() http.Handler {
 	})
 }
 
-func (m *Metrics) ListenAndServe(ctx context.Context, port int) {
+// ListenAndServe starts a goroutine with a server running on
+// the specified port. The server will shutdown and return when
+// the provided context is done
+func (m *Metrics) ListenAndServe(ctx context.Context, port int) error {
 
 	log := logger.Setup()
 
@@ -53,16 +57,23 @@ func (m *Metrics) ListenAndServe(ctx context.Context, port int) {
 		Handler:      m.Handler(),
 	}
 
-	go func() {
+	g, ctx := errgroup.WithContext(ctx)
+
+	g.Go(func() error {
 		err := srv.ListenAndServe()
-		if err != http.ErrServerClosed {
+		if err != nil && err != http.ErrServerClosed {
 			log.Warn("metrics server done listening", "err", err)
+			return err
 		}
-	}()
+		return nil
+	})
 
 	<-ctx.Done()
 
 	if err := srv.Shutdown(ctx); err != nil {
 		log.Error("metrics server shutdown failed", "err", err)
+		return err
 	}
+
+	return g.Wait()
 }

scripts/Makefile

@@ -0,0 +1,12 @@
+
+
+all: Makefile scripts
+
+Makefile: .PHONY
+	cp ~/src/go/ntp/common/scripts/Makefile .
+
+scripts: .PHONY
+	cp ~/src/go/ntp/common/scripts/{fury-publish,run-goreleaser,download-release} .
+
+
+.PHONY:

scripts/download-release

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+BASE=$1
+BUILD=$2
+DIR=$3
+
+set -euo pipefail
+
+if [ -z "$DIR" ]; then
+  echo run with $0 NAME BUILD_NUMBER DIR
+  exit 2
+fi
+
+mkdir -p $DIR
+
+BASE=https://geodns.bitnames.com/${BASE}/builds/${BUILD}
+
+files=`curl -sSf ${BASE}/checksums.txt | awk '{print $2}'`
+metafiles="checksums.txt metadata.json CHANGELOG.md artifacts.json"
+
+for f in $metafiles; do
+  url=$BASE/$f
+  echo downloading $url
+  curl --remove-on-error -sSfRo $DIR/$f $url || true
+done
+
+
+for f in $files; do
+  url=$BASE/$f
+  echo downloading $url
+  curl --remove-on-error -sSfRo $DIR/$f $url
+done

scripts/fury-publish

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+account=$1
+
+set -euo pipefail
+
+if [ -z "$account" ]; then
+  echo specify account as the first parameter
+  exit 2
+fi
+
+for f in dist/*.rpm dist/*.deb; do
+  echo Uploading $f
+  curl -sf -F package=@$f https://${FURY_TOKEN}@push.fury.io/${account}/
+done

scripts/run-goreleaser

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -euo pipefail
+
+go install github.com/goreleaser/goreleaser@v1.22.1
+
+DRONE_TAG=${DRONE_TAG-""}
+
+is_snapshot=""
+
+if [ -z "$DRONE_TAG" ]; then
+  is_snapshot="--snapshot"
+fi
+
+goreleaser release $is_snapshot -p 6 --skip=publish

timeutil/duration.go

@@ -0,0 +1,36 @@
+package timeutil
+
+import (
+	"encoding/json"
+	"errors"
+	"time"
+)
+
+type Duration struct {
+	time.Duration
+}
+
+func (d Duration) MarshalJSON() ([]byte, error) {
+	return json.Marshal(time.Duration(d.Duration).String())
+}
+
+func (d *Duration) UnmarshalJSON(b []byte) error {
+	var v interface{}
+	if err := json.Unmarshal(b, &v); err != nil {
+		return err
+	}
+	switch value := v.(type) {
+	case float64:
+		*d = Duration{time.Duration(value)}
+		return nil
+	case string:
+		tmp, err := time.ParseDuration(value)
+		if err != nil {
+			return err
+		}
+		*d = Duration{tmp}
+		return nil
+	default:
+		return errors.New("invalid duration")
+	}
+}

timeutil/duration_test.go

@@ -0,0 +1,22 @@
+package timeutil
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+func TestDuration(t *testing.T) {
+	js := []byte(`{"foo": "30s"}`)
+
+	foo := struct{ Foo Duration }{}
+
+	err := json.Unmarshal(js, &foo)
+	if err != nil {
+		t.Fatalf("could not unmarshal %q: %s", js, err)
+	}
+
+	if foo.Foo.Seconds() != 30 {
+		t.Fatalf("parsed time.Duration wasn't 30 seconds: %s", foo.Foo)
+	}
+
+}

tracing/tracing.go

@@ -0,0 +1,147 @@
+package tracing
+
+// todo, review:
+// https://github.com/ttys3/tracing-go/blob/main/tracing.go#L136
+
+import (
+	"context"
+	"crypto/tls"
+	"crypto/x509"
+	"os"
+
+	"go.ntppool.org/common/logger"
+	"go.ntppool.org/common/version"
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
+	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
+	"go.opentelemetry.io/otel/propagation"
+	"go.opentelemetry.io/otel/sdk/resource"
+	otelsdktrace "go.opentelemetry.io/otel/sdk/trace"
+	semconv "go.opentelemetry.io/otel/semconv/v1.21.0"
+	"go.opentelemetry.io/otel/trace"
+)
+
+// https://github.com/open-telemetry/opentelemetry-go/blob/main/exporters/otlp/otlptrace/otlptracehttp/example_test.go
+
+type TpShutdownFunc func(ctx context.Context) error
+
+func Tracer() trace.Tracer {
+	traceProvider := otel.GetTracerProvider()
+	return traceProvider.Tracer("ntppool-tracer")
+}
+
+func Start(ctx context.Context, spanName string, opts ...trace.SpanStartOption) (context.Context, trace.Span) {
+	return Tracer().Start(ctx, spanName, opts...)
+}
+
+type GetClientCertificate func(*tls.CertificateRequestInfo) (*tls.Certificate, error)
+
+type TracerConfig struct {
+	ServiceName string
+	Environment string
+	Endpoint    string
+
+	CertificateProvider GetClientCertificate
+	RootCAs             *x509.CertPool
+}
+
+var emptyTpShutdownFunc = func(_ context.Context) error {
+	return nil
+}
+
+func InitTracer(ctx context.Context, cfg *TracerConfig) (TpShutdownFunc, error) {
+
+	log := logger.Setup()
+
+	// exporter, err := srv.newStdoutExporter(os.Stdout)
+
+	var err error
+	var exporter otelsdktrace.SpanExporter
+
+	if otlpEndPoint := os.Getenv("OTEL_EXPORTER_OTLP_ENDPOINT"); len(otlpEndPoint) > 0 || len(cfg.Endpoint) > 0 {
+		exporter, err = newOLTPExporter(ctx, cfg)
+	}
+
+	if err != nil {
+		return emptyTpShutdownFunc, err
+	}
+
+	if exporter == nil {
+		log.Warn("tracing not configured")
+		return emptyTpShutdownFunc, nil
+	}
+
+	tp := otelsdktrace.NewTracerProvider(
+		otelsdktrace.WithSampler(otelsdktrace.AlwaysSample()),
+		otelsdktrace.WithBatcher(exporter),
+		otelsdktrace.WithResource(newResource(cfg)),
+	)
+
+	otel.SetTracerProvider(tp)
+
+	otel.SetTextMapPropagator(
+		propagation.NewCompositeTextMapPropagator(
+			propagation.TraceContext{}, // W3C Trace Context format; https://www.w3.org/TR/trace-context/
+			propagation.Baggage{},
+		),
+	)
+
+	return tp.Shutdown, nil
+}
+
+func newOLTPExporter(ctx context.Context, cfg *TracerConfig) (otelsdktrace.SpanExporter, error) {
+
+	logger.Setup().Warn("newOLTPExporter")
+
+	opts := []otlptracehttp.Option{otlptracehttp.WithCompression(otlptracehttp.GzipCompression)}
+
+	if cfg.CertificateProvider != nil {
+		logger.Setup().Info("setting up cert provider")
+		opts = append(opts, otlptracehttp.WithTLSClientConfig(&tls.Config{
+			GetClientCertificate: cfg.CertificateProvider,
+			RootCAs:              cfg.RootCAs,
+		}))
+	} else {
+		logger.Setup().Info("no cert provider")
+	}
+
+	if len(cfg.Endpoint) > 0 {
+		opts = append(opts, otlptracehttp.WithEndpoint(cfg.Endpoint))
+	}
+
+	client := otlptracehttp.NewClient(opts...)
+	exporter, err := otlptrace.New(ctx, client)
+	if err != nil {
+		logger.Setup().Error("creating OTLP trace exporter", "err", err)
+	}
+	return exporter, err
+}
+
+// func (srv *Server) newStdoutExporter(w io.Writer) (sdktrace.SpanExporter, error) {
+// 	return stdouttrace.New(
+// 		stdouttrace.WithWriter(w),
+// 		// Use human-readable output.
+// 		stdouttrace.WithPrettyPrint(),
+// 		// Do not print timestamps for the demo.
+// 		stdouttrace.WithoutTimestamps(),
+// 	)
+// }
+
+// newResource returns a resource describing this application.
+func newResource(cfg *TracerConfig) *resource.Resource {
+	r, err := resource.Merge(
+		resource.Default(),
+		resource.NewWithAttributes(
+			semconv.SchemaURL,
+			semconv.ServiceNameKey.String(cfg.ServiceName),
+			semconv.ServiceVersionKey.String(version.Version()),
+			attribute.String("environment", cfg.Environment),
+		),
+	)
+	if err != nil {
+		panic(err)
+	}
+
+	return r
+}

version/version.go

@@ -21,9 +21,10 @@ var gitModified bool
 var info Info
 
 type Info struct {
-	Version   string `json:",omitempty"`
+	Version     string `json:",omitempty"`
-	GitRev    string `json:",omitempty"`
+	GitRev      string `json:",omitempty"`
-	BuildTime string `json:",omitempty"`
+	GitRevShort string `json:",omitempty"`
+	BuildTime   string `json:",omitempty"`
 }
 
 func init() {
@@ -46,13 +47,18 @@ func init() {
 			// logger.Setup().Info("build info", "k", h.Key, "v", h.Value)
 			switch h.Key {
 			case "vcs.time":
-				buildTime = h.Value
+				if len(buildTime) == 0 {
+					buildTime = h.Value
+				}
 				info.BuildTime = h.Value
 			case "vcs.revision":
 				// https://blog.carlmjohnson.net/post/2023/golang-git-hash-how-to/
 				// todo: use BuildInfo.Main.Version if revision is empty
-				gitVersion = h.Value
 				info.GitRev = h.Value
+				// if gitVersion != h.Value {
+				// 	logger.Setup().Warn("gitVersion and info.GitRev differs", "gitVersion", gitVersion, "gitRev", info.GitRev)
+				// }
+				gitVersion = h.Value
 			case "vcs.modified":
 				if h.Value == "true" {
 					gitModified = true
@@ -61,6 +67,12 @@ func init() {
 		}
 	}
 
+	info.GitRevShort = info.GitRev
+
+	if len(info.GitRevShort) > 7 {
+		info.GitRevShort = info.GitRevShort[:7]
+	}
+
 	info.Version = VERSION
 
 	Version()
@@ -78,17 +90,34 @@ func VersionCmd(name string) *cobra.Command {
 	return versionCmd
 }
 
-func RegisterMetric(registry prometheus.Registerer) {
+func RegisterMetric(name string, registry prometheus.Registerer) {
+	if len(name) > 0 {
+		name = name + "_build_info"
+	} else {
+		name = "build_info"
+	}
 	buildInfo := prometheus.NewGaugeVec(
 		prometheus.GaugeOpts{
-			Name: "build_info",
+			Name: name,
 			Help: "Build information",
 		},
-		[]string{"version", "build"},
+		[]string{
+			"version",
+			"buildtime",
+			"gittime",
+			"git",
+		},
 	)
 	registry.MustRegister(buildInfo)
 	info := VersionInfo()
-	buildInfo.WithLabelValues(fmt.Sprintf("%s/%s", info.Version, info.GitRev), info.BuildTime).Set(1)
+	buildInfo.WithLabelValues(
+		fmt.Sprintf("%s/%s",
+			info.Version, info.GitRevShort,
+		),
+		buildTime,
+		info.BuildTime,
+		info.GitRev,
+	).Set(1)
 }
 
 var v string

xff/fastlyxff/fastly.json

@@ -0,0 +1 @@
+{"addresses":["23.235.32.0/20","43.249.72.0/22","103.244.50.0/24","103.245.222.0/23","103.245.224.0/24","104.156.80.0/20","140.248.64.0/18","140.248.128.0/17","146.75.0.0/17","151.101.0.0/16","157.52.64.0/18","167.82.0.0/17","167.82.128.0/20","167.82.160.0/20","167.82.224.0/20","172.111.64.0/18","185.31.16.0/22","199.27.72.0/21","199.232.0.0/16"],"ipv6_addresses":["2a04:4e40::/32","2a04:4e42::/32"]}

xff/fastlyxff/xff.go

@@ -0,0 +1,51 @@
+package fastlyxff
+
+import (
+	"encoding/json"
+	"net"
+	"net/netip"
+	"os"
+
+	"github.com/labstack/echo/v4"
+)
+
+type FastlyXFF struct {
+	IPv4 []string `json:"addresses"`
+	IPv6 []string `json:"ipv6_addresses"`
+}
+
+type TrustedNets struct {
+	prefixes []netip.Prefix
+}
+
+func New(fileName string) (*FastlyXFF, error) {
+	b, err := os.ReadFile(fileName)
+	if err != nil {
+		return nil, err
+	}
+
+	d := FastlyXFF{}
+
+	err = json.Unmarshal(b, &d)
+	if err != nil {
+		return nil, err
+	}
+
+	return &d, nil
+}
+
+func (xff *FastlyXFF) EchoTrustOption() ([]echo.TrustOption, error) {
+	ranges := []echo.TrustOption{}
+
+	for _, s := range append(xff.IPv4, xff.IPv6...) {
+		_, cidr, err := net.ParseCIDR(s)
+		if err != nil {
+			return nil, err
+		}
+
+		trust := echo.TrustIPRange(cidr)
+		ranges = append(ranges, trust)
+	}
+
+	return ranges, nil
+}

xff/fastlyxff/xff_test.go

@@ -0,0 +1,23 @@
+package fastlyxff
+
+import "testing"
+
+func TestFastlyIPRanges(t *testing.T) {
+
+	fastlyxff, err := New("fastly.json")
+	if err != nil {
+		t.Fatalf("could not load test data: %s", err)
+	}
+
+	data, err := fastlyxff.EchoTrustOption()
+
+	if err != nil {
+		t.Fatalf("could not parse test data: %s", err)
+	}
+
+	if len(data) < 10 {
+		t.Logf("only got %d prefixes, expected more", len(data))
+		t.Fail()
+	}
+
+}