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feat(registry): add registry proxy plugin #143

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merged 4 commits into from
Mar 18, 2024
Merged

feat(registry): add registry proxy plugin #143

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d24dec8
feat(registry): add registry proxy plugin
pinglin Mar 15, 2024
1d08812
chore(registry): adopt commit suggestion for registry-plugin/main.go
pinglin Mar 15, 2024
15b881c
chore(registry): add registry prefix
pinglin Mar 15, 2024
a9e2450
feat(registry): add auth and docker login
pinglin Mar 18, 2024
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5 changes: 5 additions & 0 deletions config/.env
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@ MODEL_BACKEND_PUBLICPORT=8083
# mgmt-backend
MGMT_BACKEND_HOST=mgmt-backend
MGMT_BACKEND_PUBLICPORT=8084
MGMT_BACKEND_PRIVATEPORT=3084

# influxdb
INFLUXDB_HOST=influxdb
Expand All @@ -35,3 +36,7 @@ INFLUXDB_PORT=8086
JAEGER_ENABLED=false
JAEGER_HOST=jaeger
JAEGER_PORT=14268 # accept jaeger.thrift directly from clients

# registry
REGISTRY_HOST=registry
REGISTRY_PORT=5000
5 changes: 5 additions & 0 deletions config/.env.envsubst
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Expand Up @@ -22,6 +22,7 @@ MODEL_BACKEND_PUBLICPORT=${MODEL_BACKEND_PUBLICPORT}
# mgmt-backend
MGMT_BACKEND_HOST=${MGMT_BACKEND_HOST}
MGMT_BACKEND_PUBLICPORT=${MGMT_BACKEND_PUBLICPORT}
MGMT_BACKEND_PRIVATEPORT=${MGMT_BACKEND_PRIVATEPORT}

# influxdb
INFLUXDB_HOST=${INFLUXDB_HOST}
Expand All @@ -31,3 +32,7 @@ INFLUXDB_PORT=${INFLUXDB_PORT}
JAEGER_ENABLED=${JAEGER_ENABLED}
JAEGER_HOST=${JAEGER_HOST}
JAEGER_PORT=${JAEGER_PORT}

# registry
REGISTRY_HOST=${REGISTRY_HOST}
REGISTRY_PORT=${REGISTRY_PORT}
11 changes: 8 additions & 3 deletions config/base.json
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Expand Up @@ -32,11 +32,16 @@
{{ template "influxdb_metrics.tmpl" . }},
{{ template "cors.tmpl" . }},
"plugin/http-server": {
"name": ["multi-auth", "grpc-proxy-server"],
"name": ["multi-auth", "grpc-proxy-server", "registry"],
"multi-auth":{
"grpc_server": "{{ .backends.mgmt_grpc }}"
"grpc_server": "{{ .plugins.mgmt_public_hostport }}"
},
"grpc-proxy-server": {}
"grpc-proxy-server": {},
"registry": {
"hostport": "{{ .plugins.registry_hostport }}",
"mgmt_public_hostport": "{{ .plugins.mgmt_public_hostport }}",
"mgmt_private_hostport": "{{ .plugins.mgmt_private_hostport }}"
}
}
},
"endpoints": [
Expand Down
1 change: 0 additions & 1 deletion config/settings-env/backends.json
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@@ -1,7 +1,6 @@
{
"debug": "https://${API_GATEWAY_HOST}:${API_GATEWAY_PORT}",
"mgmt": "http://${MGMT_BACKEND_HOST}:${MGMT_BACKEND_PUBLICPORT}",
"mgmt_grpc": "${MGMT_BACKEND_HOST}:${MGMT_BACKEND_PUBLICPORT}",
"model": "http://${MODEL_BACKEND_HOST}:${MODEL_BACKEND_PUBLICPORT}",
"pipeline": "http://${PIPELINE_BACKEND_HOST}:${PIPELINE_BACKEND_PUBLICPORT}"
}
4 changes: 1 addition & 3 deletions config/settings-env/endpoints.json
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Expand Up @@ -1248,7 +1248,6 @@
"method": "POST",
"timeout": "600s"
},

{
"endpoint": "/vdp.pipeline.v1beta.PipelinePublicService/CreateOrganizationPipeline",
"url_pattern": "/vdp.pipeline.v1beta.PipelinePublicService/CreateOrganizationPipeline",
Expand Down Expand Up @@ -1375,7 +1374,6 @@
"method": "POST",
"timeout": "600s"
},

{
"endpoint": "/vdp.pipeline.v1beta.PipelinePublicService/GetOperation",
"url_pattern": "/vdp.pipeline.v1beta.PipelinePublicService/GetOperation",
Expand Down Expand Up @@ -2088,4 +2086,4 @@
}
]
}
}
}
5 changes: 5 additions & 0 deletions config/settings-env/plugins.json
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@@ -0,0 +1,5 @@
{
"mgmt_public_hostport": "${MGMT_BACKEND_HOST}:${MGMT_BACKEND_PUBLICPORT}",
"mgmt_private_hostport": "${MGMT_BACKEND_HOST}:${MGMT_BACKEND_PRIVATEPORT}",
"registry_hostport": "${REGISTRY_HOST}:${REGISTRY_PORT}"
}
55 changes: 55 additions & 0 deletions registry-plugin/external.go
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@@ -0,0 +1,55 @@
package main

import (
"context"

"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/credentials/insecure"

mgmtPB "github.com/instill-ai/protogen-go/core/mgmt/v1beta"
)

const MaxPayloadSize = 1024 * 1024 * 32

func InitMgmtPublicServiceClient(ctx context.Context, server string, cert string, key string) (mgmtPB.MgmtPublicServiceClient, *grpc.ClientConn) {

var clientDialOpts grpc.DialOption
if cert != "" && key != "" {
creds, err := credentials.NewServerTLSFromFile(cert, key)
if err != nil {
panic(err)
}
clientDialOpts = grpc.WithTransportCredentials(creds)
} else {
clientDialOpts = grpc.WithTransportCredentials(insecure.NewCredentials())
}

clientConn, err := grpc.Dial(server, clientDialOpts, grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(MaxPayloadSize), grpc.MaxCallSendMsgSize(MaxPayloadSize)))
if err != nil {
return nil, nil
}

return mgmtPB.NewMgmtPublicServiceClient(clientConn), clientConn
}

func InitMgmtPrivateServiceClient(ctx context.Context, server string, cert string, key string) (mgmtPB.MgmtPrivateServiceClient, *grpc.ClientConn) {

var clientDialOpts grpc.DialOption
if cert != "" && key != "" {
creds, err := credentials.NewServerTLSFromFile(cert, key)
if err != nil {
panic(err)
}
clientDialOpts = grpc.WithTransportCredentials(creds)
} else {
clientDialOpts = grpc.WithTransportCredentials(insecure.NewCredentials())
}

clientConn, err := grpc.Dial(server, clientDialOpts, grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(MaxPayloadSize), grpc.MaxCallSendMsgSize(MaxPayloadSize)))
if err != nil {
return nil, nil
}

return mgmtPB.NewMgmtPrivateServiceClient(clientConn), clientConn
}
21 changes: 21 additions & 0 deletions registry-plugin/go.mod
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@@ -0,0 +1,21 @@
module registry-plugin

go 1.21

toolchain go1.21.3

require (
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
github.com/instill-ai/protogen-go v0.3.3-alpha.0.20240308151517-4b0523c184d1
google.golang.org/grpc v1.56.3
)

require (
github.com/golang/protobuf v1.5.3 // indirect
github.com/grpc-ecosystem/grpc-gateway/v2 v2.11.3 // indirect
golang.org/x/net v0.17.0 // indirect
golang.org/x/sys v0.13.0 // indirect
golang.org/x/text v0.13.0 // indirect
google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
google.golang.org/protobuf v1.30.0 // indirect
)
127 changes: 127 additions & 0 deletions registry-plugin/go.sum
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@@ -0,0 +1,127 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
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/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/glog v1.1.0 h1:/d3pCKDPWNnvIWe0vVUpNP32qc8U3PDVxySP/y360qE=
github.com/golang/glog v1.1.0/go.mod h1:pfYeQZ3JWZoXTV5sFc986z3HTpwQs9At6P4ImfuP3NQ=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
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 v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
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 v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 h1:+9834+KizmvFV7pXQGSXQTsaWhq2GjuNUt0aUU0YBYw=
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0/go.mod h1:z0ButlSOZa5vEBq9m2m2hlwIgKw+rp3sdCBRoJY+30Y=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.11.3 h1:lLT7ZLSzGLI08vc9cpd+tYmNWjdKDqyr/2L+f6U12Fk=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.11.3/go.mod h1:o//XUCC/F+yRGJoPO/VU0GSB0f8Nhgmxx0VIRUvaC0w=
github.com/instill-ai/protogen-go v0.3.3-alpha.0.20240308151517-4b0523c184d1 h1:8bhIcJZcUMKvZas2L0uyaVt/V+Tzw0OSR8GtdcFflMo=
github.com/instill-ai/protogen-go v0.3.3-alpha.0.20240308151517-4b0523c184d1/go.mod h1:jhEL0SauySMoPLVvx105DWyThju9sYTbsXIySVCArmM=
github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
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google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
google.golang.org/genproto v0.0.0-20200423170343-7949de9c1215/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 h1:KpwkzHKEF7B9Zxg18WzOa7djJ+Ha5DzthMyZYQfEn2A=
google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1/go.mod h1:nKE/iIaLqn2bQwXBg8f1g2Ylh6r5MN5CmZvuzZCgsCU=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
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honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
51 changes: 51 additions & 0 deletions registry-plugin/interceptor.go
View file
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Original file line number Diff line number Diff line change
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package main

import (
"context"

"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
"google.golang.org/grpc/status"

grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
grpc_recovery "github.com/grpc-ecosystem/go-grpc-middleware/recovery"
)

// RecoveryInterceptor - panic handler
func recoveryInterceptorOpt() grpc_recovery.Option {
return grpc_recovery.WithRecoveryHandler(func(p interface{}) (err error) {
return status.Errorf(codes.Unknown, "panic triggered: %v", p)
})
}

// CustomInterceptor - append metadatas for unary
func unaryAppendMetadataInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {

md, ok := metadata.FromIncomingContext(ctx)
if !ok {
return nil, status.Error(codes.Internal, "can not extract metadata")
}

newCtx := metadata.NewIncomingContext(ctx, md)
h, err := handler(newCtx, req)

return h, err
}

// CustomInterceptor - append metadatas for stream
func streamAppendMetadataInterceptor(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {

md, ok := metadata.FromIncomingContext(stream.Context())
if !ok {
return status.Error(codes.Internal, "can not extract metadata")
}

newCtx := metadata.NewIncomingContext(stream.Context(), md)
wrapped := grpc_middleware.WrapServerStream(stream)
wrapped.WrappedContext = newCtx

err := handler(srv, wrapped)

return err
}
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