feat: WIP
This commit is contained in:
parent
81873b6339
commit
0b9114e50c
3
.gitignore
vendored
3
.gitignore
vendored
@ -13,3 +13,6 @@
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# Dependency directories (remove the comment below to include it)
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# Dependency directories (remove the comment below to include it)
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# vendor/
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# vendor/
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.idea/
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main/
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.mitm/
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10
README.md
10
README.md
@ -1,2 +1,12 @@
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# nats-transport
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# nats-transport
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HTTP to NATS (https://nats.io/) golang transport (http.RoundTripper) implementation
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HTTP to NATS (https://nats.io/) golang transport (http.RoundTripper) implementation
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inspired by and based on https://github.com/sohlich/nats-proxy
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## dev
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generate protobuf
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```bash
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protoc --go_opt=paths=source_relative --go_out=. protobuf.proto
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```
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16
go.mod
Normal file
16
go.mod
Normal file
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module github.com/jar3b/nats-transport
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go 1.17
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require (
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github.com/golang/protobuf v1.5.2
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github.com/nats-io/nats.go v1.12.3
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google.golang.org/protobuf v1.27.1
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)
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require (
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github.com/nats-io/nats-server/v2 v2.6.0 // indirect
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github.com/nats-io/nkeys v0.3.0 // indirect
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github.com/nats-io/nuid v1.0.1 // indirect
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golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e // indirect
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)
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63
go.sum
Normal file
63
go.sum
Normal file
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github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
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github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
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github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
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github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
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github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
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github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
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github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
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github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
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github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
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github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
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github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
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github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/klauspost/compress v1.13.4 h1:0zhec2I8zGnjWcKyLl6i3gPqKANCCn5e9xmviEEeX6s=
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github.com/klauspost/compress v1.13.4/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
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github.com/minio/highwayhash v1.0.1 h1:dZ6IIu8Z14VlC0VpfKofAhCy74wu/Qb5gcn52yWoz/0=
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github.com/minio/highwayhash v1.0.1/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
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github.com/nats-io/jwt v1.2.2 h1:w3GMTO969dFg+UOKTmmyuu7IGdusK+7Ytlt//OYH/uU=
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github.com/nats-io/jwt v1.2.2/go.mod h1:/xX356yQA6LuXI9xWW7mZNpxgF2mBmGecH+Fj34sP5Q=
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github.com/nats-io/jwt/v2 v2.0.3 h1:i/O6cmIsjpcQyWDYNcq2JyZ3/VTF8SJ4JWluI5OhpvI=
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github.com/nats-io/jwt/v2 v2.0.3/go.mod h1:VRP+deawSXyhNjXmxPCHskrR6Mq50BqpEI5SEcNiGlY=
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github.com/nats-io/nats-server/v2 v2.6.0 h1:OAt+ef+9QaaNdn4uTyQC372bv1ZZqC0vZ1I9YxWqjwI=
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github.com/nats-io/nats-server/v2 v2.6.0/go.mod h1:Az91TbZiV7K4a6k/4v6YYdOKEoxCXj+iqhHVf/MlrKo=
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github.com/nats-io/nats.go v1.12.3 h1:te0GLbRsjtejEkZKKiuk46tbfIn6FfCSv3WWSo1+51E=
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github.com/nats-io/nats.go v1.12.3/go.mod h1:BPko4oXsySz4aSWeFgOHLZs3G4Jq4ZAyE6/zMCxRT6w=
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github.com/nats-io/nkeys v0.2.0/go.mod h1:XdZpAbhgyyODYqjTawOnIOI7VlbKSarI9Gfy1tqEu/s=
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github.com/nats-io/nkeys v0.3.0 h1:cgM5tL53EvYRU+2YLXIK0G2mJtK12Ft9oeooSZMA2G8=
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github.com/nats-io/nkeys v0.3.0/go.mod h1:gvUNGjVcM2IPr5rCsRsC6Wb3Hr2CQAm08dsxtV6A5y4=
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github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
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github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
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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 v0.0.0-20200323165209-0ec3e9974c59/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20210314154223-e6e6c4f2bb5b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
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golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e h1:gsTQYXdTw2Gq7RBsWvlQ91b+aEQ6bXFUngBGuR8sPpI=
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golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
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golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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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 v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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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 h1:SrN+KX8Art/Sf4HNj6Zcz06G7VEz+7w9tdXTPOZ7+l4=
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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/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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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/time v0.0.0-20200416051211-89c76fbcd5d1 h1:NusfzzA6yGQ+ua51ck7E3omNUX/JuqbFSaRGqU8CcLI=
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golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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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/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
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golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
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google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
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google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
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|
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
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google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
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google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
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google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
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google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
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google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
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google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
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379
protobuf.pb.go
Normal file
379
protobuf.pb.go
Normal file
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// Code generated by protoc-gen-go. DO NOT EDIT.
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// versions:
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// protoc-gen-go v1.26.0
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// protoc v3.14.0
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// source: protobuf.proto
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package nats_transport
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import (
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protoreflect "google.golang.org/protobuf/reflect/protoreflect"
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protoimpl "google.golang.org/protobuf/runtime/protoimpl"
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reflect "reflect"
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sync "sync"
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)
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const (
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// Verify that this generated code is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
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// Verify that runtime/protoimpl is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
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)
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type Values struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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Arr []string `protobuf:"bytes,1,rep,name=arr,proto3" json:"arr,omitempty"`
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}
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func (x *Values) Reset() {
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*x = Values{}
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|
if protoimpl.UnsafeEnabled {
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mi := &file_protobuf_proto_msgTypes[0]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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}
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func (x *Values) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*Values) ProtoMessage() {}
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|
func (x *Values) ProtoReflect() protoreflect.Message {
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mi := &file_protobuf_proto_msgTypes[0]
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|
if protoimpl.UnsafeEnabled && x != nil {
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|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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||||||
|
if ms.LoadMessageInfo() == nil {
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||||||
|
ms.StoreMessageInfo(mi)
|
||||||
|
}
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||||||
|
return ms
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||||||
|
}
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||||||
|
return mi.MessageOf(x)
|
||||||
|
}
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||||||
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||||||
|
// Deprecated: Use Values.ProtoReflect.Descriptor instead.
|
||||||
|
func (*Values) Descriptor() ([]byte, []int) {
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|
return file_protobuf_proto_rawDescGZIP(), []int{0}
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|
}
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||||||
|
func (x *Values) GetArr() []string {
|
||||||
|
if x != nil {
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||||||
|
return x.Arr
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|
}
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|
return nil
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||||||
|
}
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||||||
|
type Request struct {
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||||||
|
state protoimpl.MessageState
|
||||||
|
sizeCache protoimpl.SizeCache
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||||||
|
unknownFields protoimpl.UnknownFields
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||||||
|
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||||||
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Proto string `protobuf:"bytes,1,opt,name=Proto,proto3" json:"Proto,omitempty"`
|
||||||
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Scheme string `protobuf:"bytes,2,opt,name=Scheme,proto3" json:"Scheme,omitempty"`
|
||||||
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Host string `protobuf:"bytes,3,opt,name=Host,proto3" json:"Host,omitempty"`
|
||||||
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URL string `protobuf:"bytes,4,opt,name=URL,proto3" json:"URL,omitempty"`
|
||||||
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Method string `protobuf:"bytes,5,opt,name=Method,proto3" json:"Method,omitempty"`
|
||||||
|
RemoteAddr string `protobuf:"bytes,6,opt,name=RemoteAddr,proto3" json:"RemoteAddr,omitempty"`
|
||||||
|
Body []byte `protobuf:"bytes,7,opt,name=Body,proto3" json:"Body,omitempty"`
|
||||||
|
Header map[string]*Values `protobuf:"bytes,8,rep,name=Header,proto3" json:"Header,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) Reset() {
|
||||||
|
*x = Request{}
|
||||||
|
if protoimpl.UnsafeEnabled {
|
||||||
|
mi := &file_protobuf_proto_msgTypes[1]
|
||||||
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
||||||
|
ms.StoreMessageInfo(mi)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) String() string {
|
||||||
|
return protoimpl.X.MessageStringOf(x)
|
||||||
|
}
|
||||||
|
|
||||||
|
func (*Request) ProtoMessage() {}
|
||||||
|
|
||||||
|
func (x *Request) ProtoReflect() protoreflect.Message {
|
||||||
|
mi := &file_protobuf_proto_msgTypes[1]
|
||||||
|
if protoimpl.UnsafeEnabled && x != nil {
|
||||||
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
||||||
|
if ms.LoadMessageInfo() == nil {
|
||||||
|
ms.StoreMessageInfo(mi)
|
||||||
|
}
|
||||||
|
return ms
|
||||||
|
}
|
||||||
|
return mi.MessageOf(x)
|
||||||
|
}
|
||||||
|
|
||||||
|
// Deprecated: Use Request.ProtoReflect.Descriptor instead.
|
||||||
|
func (*Request) Descriptor() ([]byte, []int) {
|
||||||
|
return file_protobuf_proto_rawDescGZIP(), []int{1}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetProto() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.Proto
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetScheme() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.Scheme
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetHost() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.Host
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetURL() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.URL
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetMethod() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.Method
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetRemoteAddr() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.RemoteAddr
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetBody() []byte {
|
||||||
|
if x != nil {
|
||||||
|
return x.Body
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Request) GetHeader() map[string]*Values {
|
||||||
|
if x != nil {
|
||||||
|
return x.Header
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
type Response struct {
|
||||||
|
state protoimpl.MessageState
|
||||||
|
sizeCache protoimpl.SizeCache
|
||||||
|
unknownFields protoimpl.UnknownFields
|
||||||
|
|
||||||
|
StatusCode int32 `protobuf:"varint,1,opt,name=StatusCode,proto3" json:"StatusCode,omitempty"`
|
||||||
|
Header map[string]*Values `protobuf:"bytes,2,rep,name=Header,proto3" json:"Header,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
|
||||||
|
Body []byte `protobuf:"bytes,3,opt,name=Body,proto3" json:"Body,omitempty"`
|
||||||
|
Error string `protobuf:"bytes,4,opt,name=Error,proto3" json:"Error,omitempty"`
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) Reset() {
|
||||||
|
*x = Response{}
|
||||||
|
if protoimpl.UnsafeEnabled {
|
||||||
|
mi := &file_protobuf_proto_msgTypes[2]
|
||||||
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
||||||
|
ms.StoreMessageInfo(mi)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) String() string {
|
||||||
|
return protoimpl.X.MessageStringOf(x)
|
||||||
|
}
|
||||||
|
|
||||||
|
func (*Response) ProtoMessage() {}
|
||||||
|
|
||||||
|
func (x *Response) ProtoReflect() protoreflect.Message {
|
||||||
|
mi := &file_protobuf_proto_msgTypes[2]
|
||||||
|
if protoimpl.UnsafeEnabled && x != nil {
|
||||||
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
||||||
|
if ms.LoadMessageInfo() == nil {
|
||||||
|
ms.StoreMessageInfo(mi)
|
||||||
|
}
|
||||||
|
return ms
|
||||||
|
}
|
||||||
|
return mi.MessageOf(x)
|
||||||
|
}
|
||||||
|
|
||||||
|
// Deprecated: Use Response.ProtoReflect.Descriptor instead.
|
||||||
|
func (*Response) Descriptor() ([]byte, []int) {
|
||||||
|
return file_protobuf_proto_rawDescGZIP(), []int{2}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) GetStatusCode() int32 {
|
||||||
|
if x != nil {
|
||||||
|
return x.StatusCode
|
||||||
|
}
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) GetHeader() map[string]*Values {
|
||||||
|
if x != nil {
|
||||||
|
return x.Header
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) GetBody() []byte {
|
||||||
|
if x != nil {
|
||||||
|
return x.Body
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (x *Response) GetError() string {
|
||||||
|
if x != nil {
|
||||||
|
return x.Error
|
||||||
|
}
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
var File_protobuf_proto protoreflect.FileDescriptor
|
||||||
|
|
||||||
|
var file_protobuf_proto_rawDesc = []byte{
|
||||||
|
0x0a, 0x0e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
|
||||||
|
0x22, 0x1a, 0x0a, 0x06, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x73, 0x12, 0x10, 0x0a, 0x03, 0x61, 0x72,
|
||||||
|
0x72, 0x18, 0x01, 0x20, 0x03, 0x28, 0x09, 0x52, 0x03, 0x61, 0x72, 0x72, 0x22, 0x9b, 0x02, 0x0a,
|
||||||
|
0x07, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x14, 0x0a, 0x05, 0x50, 0x72, 0x6f, 0x74,
|
||||||
|
0x6f, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x16,
|
||||||
|
0x0a, 0x06, 0x53, 0x63, 0x68, 0x65, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06,
|
||||||
|
0x53, 0x63, 0x68, 0x65, 0x6d, 0x65, 0x12, 0x12, 0x0a, 0x04, 0x48, 0x6f, 0x73, 0x74, 0x18, 0x03,
|
||||||
|
0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x48, 0x6f, 0x73, 0x74, 0x12, 0x10, 0x0a, 0x03, 0x55, 0x52,
|
||||||
|
0x4c, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x55, 0x52, 0x4c, 0x12, 0x16, 0x0a, 0x06,
|
||||||
|
0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x18, 0x05, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x4d, 0x65,
|
||||||
|
0x74, 0x68, 0x6f, 0x64, 0x12, 0x1e, 0x0a, 0x0a, 0x52, 0x65, 0x6d, 0x6f, 0x74, 0x65, 0x41, 0x64,
|
||||||
|
0x64, 0x72, 0x18, 0x06, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0a, 0x52, 0x65, 0x6d, 0x6f, 0x74, 0x65,
|
||||||
|
0x41, 0x64, 0x64, 0x72, 0x12, 0x12, 0x0a, 0x04, 0x42, 0x6f, 0x64, 0x79, 0x18, 0x07, 0x20, 0x01,
|
||||||
|
0x28, 0x0c, 0x52, 0x04, 0x42, 0x6f, 0x64, 0x79, 0x12, 0x2c, 0x0a, 0x06, 0x48, 0x65, 0x61, 0x64,
|
||||||
|
0x65, 0x72, 0x18, 0x08, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x14, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65,
|
||||||
|
0x73, 0x74, 0x2e, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x52, 0x06,
|
||||||
|
0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x1a, 0x42, 0x0a, 0x0b, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72,
|
||||||
|
0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01,
|
||||||
|
0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x1d, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65,
|
||||||
|
0x18, 0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x07, 0x2e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x73, 0x52,
|
||||||
|
0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x3a, 0x02, 0x38, 0x01, 0x22, 0xc7, 0x01, 0x0a, 0x08, 0x52,
|
||||||
|
0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x1e, 0x0a, 0x0a, 0x53, 0x74, 0x61, 0x74, 0x75,
|
||||||
|
0x73, 0x43, 0x6f, 0x64, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x52, 0x0a, 0x53, 0x74, 0x61,
|
||||||
|
0x74, 0x75, 0x73, 0x43, 0x6f, 0x64, 0x65, 0x12, 0x2d, 0x0a, 0x06, 0x48, 0x65, 0x61, 0x64, 0x65,
|
||||||
|
0x72, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x15, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e,
|
||||||
|
0x73, 0x65, 0x2e, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x52, 0x06,
|
||||||
|
0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x12, 0x12, 0x0a, 0x04, 0x42, 0x6f, 0x64, 0x79, 0x18, 0x03,
|
||||||
|
0x20, 0x01, 0x28, 0x0c, 0x52, 0x04, 0x42, 0x6f, 0x64, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x45, 0x72,
|
||||||
|
0x72, 0x6f, 0x72, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x45, 0x72, 0x72, 0x6f, 0x72,
|
||||||
|
0x1a, 0x42, 0x0a, 0x0b, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12,
|
||||||
|
0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65,
|
||||||
|
0x79, 0x12, 0x1d, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0b,
|
||||||
|
0x32, 0x07, 0x2e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x73, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65,
|
||||||
|
0x3a, 0x02, 0x38, 0x01, 0x42, 0x2c, 0x5a, 0x11, 0x2e, 0x2f, 0x3b, 0x6e, 0x61, 0x74, 0x73, 0x5f,
|
||||||
|
0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0xaa, 0x02, 0x16, 0x4e, 0x61, 0x74, 0x73,
|
||||||
|
0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67,
|
||||||
|
0x65, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
|
||||||
|
}
|
||||||
|
|
||||||
|
var (
|
||||||
|
file_protobuf_proto_rawDescOnce sync.Once
|
||||||
|
file_protobuf_proto_rawDescData = file_protobuf_proto_rawDesc
|
||||||
|
)
|
||||||
|
|
||||||
|
func file_protobuf_proto_rawDescGZIP() []byte {
|
||||||
|
file_protobuf_proto_rawDescOnce.Do(func() {
|
||||||
|
file_protobuf_proto_rawDescData = protoimpl.X.CompressGZIP(file_protobuf_proto_rawDescData)
|
||||||
|
})
|
||||||
|
return file_protobuf_proto_rawDescData
|
||||||
|
}
|
||||||
|
|
||||||
|
var file_protobuf_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
|
||||||
|
var file_protobuf_proto_goTypes = []interface{}{
|
||||||
|
(*Values)(nil), // 0: Values
|
||||||
|
(*Request)(nil), // 1: Request
|
||||||
|
(*Response)(nil), // 2: Response
|
||||||
|
nil, // 3: Request.HeaderEntry
|
||||||
|
nil, // 4: Response.HeaderEntry
|
||||||
|
}
|
||||||
|
var file_protobuf_proto_depIdxs = []int32{
|
||||||
|
3, // 0: Request.Header:type_name -> Request.HeaderEntry
|
||||||
|
4, // 1: Response.Header:type_name -> Response.HeaderEntry
|
||||||
|
0, // 2: Request.HeaderEntry.value:type_name -> Values
|
||||||
|
0, // 3: Response.HeaderEntry.value:type_name -> Values
|
||||||
|
4, // [4:4] is the sub-list for method output_type
|
||||||
|
4, // [4:4] is the sub-list for method input_type
|
||||||
|
4, // [4:4] is the sub-list for extension type_name
|
||||||
|
4, // [4:4] is the sub-list for extension extendee
|
||||||
|
0, // [0:4] is the sub-list for field type_name
|
||||||
|
}
|
||||||
|
|
||||||
|
func init() { file_protobuf_proto_init() }
|
||||||
|
func file_protobuf_proto_init() {
|
||||||
|
if File_protobuf_proto != nil {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
if !protoimpl.UnsafeEnabled {
|
||||||
|
file_protobuf_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
|
||||||
|
switch v := v.(*Values); i {
|
||||||
|
case 0:
|
||||||
|
return &v.state
|
||||||
|
case 1:
|
||||||
|
return &v.sizeCache
|
||||||
|
case 2:
|
||||||
|
return &v.unknownFields
|
||||||
|
default:
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
file_protobuf_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
|
||||||
|
switch v := v.(*Request); i {
|
||||||
|
case 0:
|
||||||
|
return &v.state
|
||||||
|
case 1:
|
||||||
|
return &v.sizeCache
|
||||||
|
case 2:
|
||||||
|
return &v.unknownFields
|
||||||
|
default:
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
file_protobuf_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
|
||||||
|
switch v := v.(*Response); i {
|
||||||
|
case 0:
|
||||||
|
return &v.state
|
||||||
|
case 1:
|
||||||
|
return &v.sizeCache
|
||||||
|
case 2:
|
||||||
|
return &v.unknownFields
|
||||||
|
default:
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
type x struct{}
|
||||||
|
out := protoimpl.TypeBuilder{
|
||||||
|
File: protoimpl.DescBuilder{
|
||||||
|
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
|
||||||
|
RawDescriptor: file_protobuf_proto_rawDesc,
|
||||||
|
NumEnums: 0,
|
||||||
|
NumMessages: 5,
|
||||||
|
NumExtensions: 0,
|
||||||
|
NumServices: 0,
|
||||||
|
},
|
||||||
|
GoTypes: file_protobuf_proto_goTypes,
|
||||||
|
DependencyIndexes: file_protobuf_proto_depIdxs,
|
||||||
|
MessageInfos: file_protobuf_proto_msgTypes,
|
||||||
|
}.Build()
|
||||||
|
File_protobuf_proto = out.File
|
||||||
|
file_protobuf_proto_rawDesc = nil
|
||||||
|
file_protobuf_proto_goTypes = nil
|
||||||
|
file_protobuf_proto_depIdxs = nil
|
||||||
|
}
|
26
protobuf.proto
Normal file
26
protobuf.proto
Normal file
@ -0,0 +1,26 @@
|
|||||||
|
syntax = "proto3";
|
||||||
|
option go_package = "./;nats_transport";
|
||||||
|
option csharp_namespace = "NatsTransport.Messages";
|
||||||
|
|
||||||
|
|
||||||
|
message Values {
|
||||||
|
repeated string arr = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
message Request {
|
||||||
|
string Proto = 1;
|
||||||
|
string Scheme = 2;
|
||||||
|
string Host = 3;
|
||||||
|
string URL = 4;
|
||||||
|
string Method = 5;
|
||||||
|
string RemoteAddr = 6;
|
||||||
|
bytes Body = 7;
|
||||||
|
map<string, Values> Header = 8;
|
||||||
|
}
|
||||||
|
|
||||||
|
message Response {
|
||||||
|
int32 StatusCode = 1;
|
||||||
|
map<string, Values> Header = 2;
|
||||||
|
bytes Body = 3;
|
||||||
|
string Error = 4;
|
||||||
|
}
|
38
request.go
Normal file
38
request.go
Normal file
@ -0,0 +1,38 @@
|
|||||||
|
package nats_transport
|
||||||
|
|
||||||
|
import (
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
"io/ioutil"
|
||||||
|
"net/http"
|
||||||
|
)
|
||||||
|
|
||||||
|
func (r *Request) FromHTTP(req *http.Request) error {
|
||||||
|
if req == nil {
|
||||||
|
return errors.New("nats_transport: request cannot be nil")
|
||||||
|
}
|
||||||
|
|
||||||
|
buf, err := ioutil.ReadAll(req.Body)
|
||||||
|
if err != nil {
|
||||||
|
return fmt.Errorf("nats_transport: cannot read request body")
|
||||||
|
}
|
||||||
|
// bufReader := ioutil.NopCloser(bytes.NewBuffer(buf))
|
||||||
|
|
||||||
|
r.Proto = req.Proto
|
||||||
|
r.Scheme = req.URL.Scheme
|
||||||
|
r.Host = req.Host
|
||||||
|
r.URL = req.URL.String()
|
||||||
|
r.Method = req.Method
|
||||||
|
r.Header = copyMap(req.Header)
|
||||||
|
r.RemoteAddr = req.RemoteAddr
|
||||||
|
r.Body = buf
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func NewRequest() *Request {
|
||||||
|
return &Request{
|
||||||
|
Header: make(map[string]*Values),
|
||||||
|
Body: make([]byte, 0),
|
||||||
|
}
|
||||||
|
}
|
52
response.go
Normal file
52
response.go
Normal file
@ -0,0 +1,52 @@
|
|||||||
|
package nats_transport
|
||||||
|
|
||||||
|
import (
|
||||||
|
"bytes"
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
"github.com/golang/protobuf/proto"
|
||||||
|
"io/ioutil"
|
||||||
|
"net/http"
|
||||||
|
)
|
||||||
|
|
||||||
|
// NewResponse creates blank initialized Response object.
|
||||||
|
func NewResponse() *Response {
|
||||||
|
return &Response{
|
||||||
|
StatusCode: int32(200),
|
||||||
|
Header: make(map[string]*Values, 0),
|
||||||
|
Body: make([]byte, 0),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (resp *Response) ReadFrom(responseData []byte) error {
|
||||||
|
if responseData == nil || len(responseData) == 0 {
|
||||||
|
return errors.New("response content is empty")
|
||||||
|
}
|
||||||
|
if err := proto.Unmarshal(responseData, resp); err != nil {
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (resp *Response) ToHTTPResponse(r *http.Request) (*http.Response, error) {
|
||||||
|
httpResponse := http.Response{
|
||||||
|
Status: fmt.Sprintf("%d %s", resp.StatusCode, http.StatusText(int(resp.StatusCode))),
|
||||||
|
StatusCode: int(resp.StatusCode),
|
||||||
|
Proto: "HTTP/1.1",
|
||||||
|
ProtoMajor: 1,
|
||||||
|
ProtoMinor: 1,
|
||||||
|
Body: ioutil.NopCloser(bytes.NewBuffer(resp.Body)),
|
||||||
|
ContentLength: int64(len(resp.Body)),
|
||||||
|
Request: r,
|
||||||
|
Header: make(http.Header, 0),
|
||||||
|
}
|
||||||
|
|
||||||
|
// copy headers
|
||||||
|
for headerName, headerValues := range resp.Header {
|
||||||
|
for _, headerValue := range headerValues.Arr {
|
||||||
|
httpResponse.Header.Add(headerName, headerValue)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return &httpResponse, nil
|
||||||
|
}
|
88
transport.go
Normal file
88
transport.go
Normal file
@ -0,0 +1,88 @@
|
|||||||
|
package nats_transport
|
||||||
|
|
||||||
|
import (
|
||||||
|
"fmt"
|
||||||
|
"github.com/golang/protobuf/proto"
|
||||||
|
"github.com/nats-io/nats.go"
|
||||||
|
"net/http"
|
||||||
|
"time"
|
||||||
|
)
|
||||||
|
|
||||||
|
// SubjectResolveFunc resolves the NATS subject (based on http.Request struct)
|
||||||
|
type SubjectResolveFunc func(r *http.Request) string
|
||||||
|
|
||||||
|
// ModifyRequestHookFunc is the hook to modify Request struct (protobuf)
|
||||||
|
type ModifyRequestHookFunc = func(req *http.Request, r *Request)
|
||||||
|
|
||||||
|
type NatsTransport struct {
|
||||||
|
// NatsConnection connection to NATS server
|
||||||
|
NatsConnection *nats.Conn
|
||||||
|
|
||||||
|
// Subject NATS subject to push wrapped HTTP request on
|
||||||
|
Subject string
|
||||||
|
|
||||||
|
// SubjectResolver used only if Subject is not specified
|
||||||
|
SubjectResolver SubjectResolveFunc
|
||||||
|
|
||||||
|
// ModifyRequestHook calls after Request struct parsed from HTTP and before sent to NATS
|
||||||
|
ModifyRequestHook ModifyRequestHookFunc
|
||||||
|
|
||||||
|
// Timeout NATS request timeout
|
||||||
|
Timeout time.Duration
|
||||||
|
}
|
||||||
|
|
||||||
|
func (nt NatsTransport) RoundTrip(r *http.Request) (*http.Response, error) {
|
||||||
|
request := NewRequest()
|
||||||
|
|
||||||
|
if err := request.FromHTTP(r); err != nil {
|
||||||
|
return nil, fmt.Errorf("nats_transport: cannot parse HTTP request: %v", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// call modify request hook
|
||||||
|
if nt.ModifyRequestHook != nil {
|
||||||
|
nt.ModifyRequestHook(r, request)
|
||||||
|
}
|
||||||
|
|
||||||
|
// Serialize the request.
|
||||||
|
requestBytes, err := proto.Marshal(request)
|
||||||
|
if err != nil {
|
||||||
|
return nil, fmt.Errorf("nats_transport: cannot serialize request")
|
||||||
|
}
|
||||||
|
|
||||||
|
// get the outgoing NATS subject
|
||||||
|
natsSubject := nt.Subject
|
||||||
|
if natsSubject == "" {
|
||||||
|
natsSubject = nt.SubjectResolver(r)
|
||||||
|
}
|
||||||
|
if natsSubject == "" {
|
||||||
|
return nil, fmt.Errorf("nats_transport: cannot detect NATS subject")
|
||||||
|
}
|
||||||
|
|
||||||
|
// Send Request to NATS server
|
||||||
|
msg, err := nt.NatsConnection.Request(
|
||||||
|
natsSubject,
|
||||||
|
requestBytes,
|
||||||
|
nt.Timeout,
|
||||||
|
)
|
||||||
|
if err != nil {
|
||||||
|
return nil, fmt.Errorf("nats_transport: cannot send NATS request")
|
||||||
|
}
|
||||||
|
|
||||||
|
// Get Response object from NATS message
|
||||||
|
response := NewResponse()
|
||||||
|
if err := response.ReadFrom(msg.Data); err != nil {
|
||||||
|
return nil, fmt.Errorf("nats_transport: %v", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
if response.Error != "" {
|
||||||
|
return nil, fmt.Errorf("nats_transport: %s", response.Error)
|
||||||
|
}
|
||||||
|
|
||||||
|
// prepare HTTP response
|
||||||
|
httpResponse, err := response.ToHTTPResponse(r)
|
||||||
|
if err != nil {
|
||||||
|
return nil, fmt.Errorf("nats_transport: %v", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
return httpResponse, nil
|
||||||
|
}
|
13
util.go
Normal file
13
util.go
Normal file
@ -0,0 +1,13 @@
|
|||||||
|
package nats_transport
|
||||||
|
|
||||||
|
// copy the values into protocol buffer
|
||||||
|
// struct
|
||||||
|
func copyMap(values map[string][]string) map[string]*Values {
|
||||||
|
headerMap := make(map[string]*Values, 0)
|
||||||
|
for k, v := range values {
|
||||||
|
headerMap[k] = &Values{
|
||||||
|
Arr: v,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return headerMap
|
||||||
|
}
|
Loading…
x
Reference in New Issue
Block a user