Kafka helper (from chgw)
This commit is contained in:
parent
fb5e781e94
commit
57cfb90777
16
go.mod
16
go.mod
@ -2,4 +2,18 @@ module go.ntppool.org/common
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go 1.20
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go 1.20
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require golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df
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require (
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github.com/abh/certman v0.4.0
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github.com/segmentio/kafka-go v0.4.40
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golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df
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)
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require (
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github.com/fsnotify/fsnotify v1.6.0 // indirect
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github.com/klauspost/compress v1.16.7 // indirect
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github.com/pierrec/lz4/v4 v4.1.18 // indirect
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github.com/pkg/errors v0.9.1 // indirect
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github.com/stretchr/testify v1.8.4 // indirect
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golang.org/x/net v0.11.0 // indirect
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golang.org/x/sys v0.10.0 // indirect
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)
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69
go.sum
69
go.sum
@ -1,2 +1,71 @@
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github.com/abh/certman v0.4.0 h1:XHoDtb0YyRQPclaHMrBDlKTVZpNjTK6vhB0S3Bd/Sbs=
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github.com/abh/certman v0.4.0/go.mod h1:x8QhpKVZifmV1Hdiwdg9gLo2GMPAxezz1s3zrVnPs+I=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
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github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
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github.com/klauspost/compress v1.15.9 h1:wKRjX6JRtDdrE9qwa4b/Cip7ACOshUI4smpCQanqjSY=
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github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
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github.com/klauspost/compress v1.16.7 h1:2mk3MPGNzKyxErAw8YaohYh69+pa4sIQSC0fPGCFR9I=
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github.com/klauspost/compress v1.16.7/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
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github.com/pierrec/lz4/v4 v4.1.15 h1:MO0/ucJhngq7299dKLwIMtgTfbkoSPF6AoMYDd8Q4q0=
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github.com/pierrec/lz4/v4 v4.1.15/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
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github.com/pierrec/lz4/v4 v4.1.18 h1:xaKrnTkyoqfh1YItXl56+6KJNVYWlEEPuAQW9xsplYQ=
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github.com/pierrec/lz4/v4 v4.1.18/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
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github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/segmentio/kafka-go v0.4.40 h1:sszW7c0/uyv7+VcTW5trx2ZC7kMWDTxuR/6Zn8U1bm8=
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github.com/segmentio/kafka-go v0.4.40/go.mod h1:naFEZc5MQKdeL3W6NkZIAn48Y6AazqjRFDhnXeg3h94=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
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github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
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github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
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github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
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github.com/xdg-go/pbkdf2 v1.0.0 h1:Su7DPu48wXMwC3bs7MCNG+z4FhcyEuz5dlvchbq0B0c=
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github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI=
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github.com/xdg-go/scram v1.1.2 h1:FHX5I5B4i4hKRVRBCFRxq1iQRej7WO3hhBuJf+UUySY=
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github.com/xdg-go/scram v1.1.2/go.mod h1:RT/sEzTbU5y00aCK8UOx6R7YryM0iF1N2MOmC3kKLN4=
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github.com/xdg-go/stringprep v1.0.4 h1:XLI/Ng3O1Atzq0oBs3TWm+5ZVgkq2aqdlvP9JtoZ6c8=
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github.com/xdg-go/stringprep v1.0.4/go.mod h1:mPGuuIYwz7CmR2bT9j4GbQqutWS1zV24gijq1dTyGkM=
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github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df h1:UA2aFVmmsIlefxMk29Dp2juaUSth8Pyn3Tq5Y5mJGME=
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golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df h1:UA2aFVmmsIlefxMk29Dp2juaUSth8Pyn3Tq5Y5mJGME=
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golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
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golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
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golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
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golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
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golang.org/x/net v0.11.0 h1:Gi2tvZIJyBtO9SDr1q9h5hEQCp/4L2RQ+ar0qjx2oNU=
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golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ=
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golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.9.0 h1:KS/R3tvhPqvJvwcKfnBHJwwthS11LRhmM5D59eEXa0s=
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golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
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golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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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 v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
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golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
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golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
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golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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196
kafka/kafka.go
Normal file
196
kafka/kafka.go
Normal file
@ -0,0 +1,196 @@
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package kafconn
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import (
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"context"
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"crypto/tls"
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"crypto/x509"
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"errors"
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"fmt"
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"log"
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"os"
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"time"
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"github.com/abh/certman"
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"github.com/segmentio/kafka-go"
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)
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const (
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// bootstrapAddress = "logs-kafka-bootstrap:9093"
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bootstrapAddress = "logs-kafka-0.logs-kafka-brokers.ntppipeline.svc.cluster.local:9093"
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kafkaGroup = "logferry-api"
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// kafkaMaxBatchSize = 250000
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// kafkaMinBatchSize = 1000
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)
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type TLSSetup struct {
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CA string
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Key string
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Cert string
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}
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type Kafka struct {
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tls TLSSetup
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transport *kafka.Transport
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brokers []kafka.Broker
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dialer *kafka.Dialer
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conn *kafka.Conn
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l *log.Logger
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// wr *kafka.Writer
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}
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func (k *Kafka) tlsConfig() (*tls.Config, error) {
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cm, err := certman.New(k.tls.Cert, k.tls.Key)
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if err != nil {
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return nil, err
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}
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cm.Logger(k.l)
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err = cm.Watch()
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if err != nil {
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return nil, err
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}
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capool, err := k.caPool()
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if err != nil {
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return nil, err
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}
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tlsConfig := &tls.Config{
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InsecureSkipVerify: true,
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// MinVersion: tls.VersionTLS12,
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RootCAs: capool,
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GetClientCertificate: cm.GetClientCertificate,
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}
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return tlsConfig, nil
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}
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func (k *Kafka) caPool() (*x509.CertPool, error) {
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capool := x509.NewCertPool()
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pem, err := os.ReadFile(k.tls.CA)
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if err != nil {
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return nil, err
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}
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if !capool.AppendCertsFromPEM(pem) {
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return nil, errors.New("credentials: failed to append certificates")
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}
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return capool, nil
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}
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func (k *Kafka) kafkaDialer() (*kafka.Dialer, error) {
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tlsConfig, err := k.tlsConfig()
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if err != nil {
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return nil, err
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}
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dialer := &kafka.Dialer{
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Timeout: 10 * time.Second,
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DualStack: false,
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TLS: tlsConfig,
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}
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return dialer, nil
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}
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func (k *Kafka) kafkaTransport(ctx context.Context) (*kafka.Transport, error) {
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tlsConfig, err := k.tlsConfig()
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if err != nil {
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return nil, err
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}
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transport := &kafka.Transport{
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DialTimeout: 10 * time.Second,
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IdleTimeout: 60 * time.Second,
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TLS: tlsConfig,
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Context: ctx,
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}
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return transport, nil
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}
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func NewKafka(ctx context.Context, tls TLSSetup) (*Kafka, error) {
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l := log.New(os.Stdout, "kafka reader: ", log.Ldate|log.Ltime|log.LUTC|log.Lmsgprefix|log.Lmicroseconds)
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k := &Kafka{
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l: l,
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tls: tls,
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}
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||||||
|
if len(k.tls.CA) == 0 || len(k.tls.Cert) == 0 {
|
||||||
|
return nil, fmt.Errorf("tls setup missing")
|
||||||
|
}
|
||||||
|
|
||||||
|
dialer, err := k.kafkaDialer()
|
||||||
|
if err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
k.dialer = dialer
|
||||||
|
|
||||||
|
transport, err := k.kafkaTransport(ctx)
|
||||||
|
if err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
k.transport = transport
|
||||||
|
|
||||||
|
conn, err := dialer.DialContext(ctx, "tcp", bootstrapAddress)
|
||||||
|
if err != nil {
|
||||||
|
return nil, fmt.Errorf("kafka conn error: %s", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
k.conn = conn
|
||||||
|
|
||||||
|
brokers, err := conn.Brokers()
|
||||||
|
if err != nil {
|
||||||
|
return nil, fmt.Errorf("could not get brokers: %s", err)
|
||||||
|
}
|
||||||
|
k.brokers = brokers
|
||||||
|
|
||||||
|
for _, b := range brokers {
|
||||||
|
l.Printf("broker host: %s", b.Host)
|
||||||
|
}
|
||||||
|
|
||||||
|
// wr := kafka.NewWriter(
|
||||||
|
// kafka.WriterConfig{
|
||||||
|
// Brokers: []string{brokerAddress},
|
||||||
|
// Topic: kafkaTopic,
|
||||||
|
// Dialer: dialer,
|
||||||
|
// Logger: l,
|
||||||
|
// },
|
||||||
|
// )
|
||||||
|
|
||||||
|
// k.wr = wr
|
||||||
|
|
||||||
|
return k, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (k *Kafka) Writer(topic string) (*kafka.Writer, error) {
|
||||||
|
|
||||||
|
addrs := []string{}
|
||||||
|
|
||||||
|
for _, b := range k.brokers {
|
||||||
|
addrs = append(addrs, fmt.Sprintf("%s:%d", b.Host, b.Port))
|
||||||
|
}
|
||||||
|
|
||||||
|
// https://pkg.go.dev/github.com/segmentio/kafka-go#Writer
|
||||||
|
w := &kafka.Writer{
|
||||||
|
Addr: kafka.TCP(addrs...),
|
||||||
|
Transport: k.transport,
|
||||||
|
Topic: topic,
|
||||||
|
Balancer: &kafka.LeastBytes{},
|
||||||
|
BatchSize: 2000,
|
||||||
|
Compression: kafka.Snappy,
|
||||||
|
Logger: k.l,
|
||||||
|
ErrorLogger: k.l,
|
||||||
|
}
|
||||||
|
|
||||||
|
return w, nil
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user