diff --git a/README.md b/README.md index c8cc436..8032fc6 100644 --- a/README.md +++ b/README.md @@ -15,6 +15,7 @@ A simple VPN written in golang. * VPN over websocket * VPN over tls * VPN over quic +* VPN over grpc # Usage @@ -45,7 +46,7 @@ Usage of ./vtun: -obfs enable data obfuscation -p string - protocol tcp/udp/tls/quic/ws/wss (default "wss") + protocol tcp/udp/tls/quic/grpc/ws/wss (default "wss") -path string websocket path (default "/freedom") -s string diff --git a/README_CN.md b/README_CN.md index 0933432..51279b1 100644 --- a/README_CN.md +++ b/README_CN.md @@ -15,6 +15,7 @@ * 支持websocket * 支持tls * 支持quic +* 支持grpc # 用法 @@ -45,7 +46,7 @@ Usage of ./vtun: -obfs enable data obfuscation -p string - protocol tcp/udp/tls/quic/ws/wss (default "wss") + protocol tcp/udp/tls/quic/grpc/ws/wss (default "wss") -path string websocket path (default "/freedom") -s string diff --git a/go.mod b/go.mod index 308ffd7..e4f54a7 100644 --- a/go.mod +++ b/go.mod @@ -5,8 +5,11 @@ go 1.18 require ( github.com/gobwas/ws v1.1.0 github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743 + github.com/lucas-clemente/quic-go v0.25.0 github.com/patrickmn/go-cache v2.1.0+incompatible github.com/songgao/water v0.0.0-20200317203138-2b4b6d7c09d8 + golang.org/x/net v0.0.0-20210428140749-89ef3d95e781 + google.golang.org/grpc v1.46.2 ) require ( @@ -15,7 +18,7 @@ require ( github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect github.com/gobwas/httphead v0.1.0 // indirect github.com/gobwas/pool v0.2.1 // indirect - github.com/lucas-clemente/quic-go v0.25.0 // indirect + github.com/golang/protobuf v1.5.2 // indirect github.com/marten-seemann/qtls-go1-16 v0.1.4 // indirect github.com/marten-seemann/qtls-go1-17 v0.1.0 // indirect github.com/marten-seemann/qtls-go1-18 v0.1.0-beta.1 // indirect @@ -23,9 +26,11 @@ require ( github.com/onsi/ginkgo v1.16.4 // indirect golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 // indirect golang.org/x/mod v0.4.2 // indirect - golang.org/x/net v0.0.0-20210428140749-89ef3d95e781 // indirect golang.org/x/sys v0.0.0-20210510120138-977fb7262007 // indirect + golang.org/x/text v0.3.6 // indirect golang.org/x/tools v0.1.1 // indirect golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect + google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 // indirect + google.golang.org/protobuf v1.28.0 // indirect gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect ) diff --git a/go.sum b/go.sum index 6c9b83e..ef39a02 100644 --- a/go.sum +++ b/go.sum @@ -9,16 +9,32 @@ dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c/go.mod h1:0PRwlb0D git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c= +github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY= github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q= github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g= github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s= +github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= +github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/cheekybits/genny v1.0.0 h1:uGGa4nei+j20rOSeDeP5Of12XVm7TGUd4dJA9RDitfE= github.com/cheekybits/genny v1.0.0/go.mod h1:+tQajlRqAUrPI7DOSpB0XAqZYtQakVtB7wXkRAgjxjQ= 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/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= +github.com/cncf/udpa/go v0.0.0-20210930031921-04548b0d99d4/go.mod h1:6pvJx4me5XPnfI9Z40ddWsdw2W/uZgQLFXToKeRcDiI= +github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs= +github.com/cncf/xds/go v0.0.0-20211001041855-01bcc9b48dfe/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs= +github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs= github.com/coreos/go-systemd v0.0.0-20181012123002-c6f51f82210d/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4= 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/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk= +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/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk= +github.com/envoyproxy/go-control-plane v0.10.2-0.20220325020618-49ff273808a1/go.mod h1:KJwIaB5Mv44NWtYuAOFCVOjcI94vtpEz2JU/D2v6IjE= +github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc= github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY= github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= @@ -41,32 +57,43 @@ github.com/golang/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:tluoj9z5200j github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/mock v1.4.4/go.mod h1:l3mdAwkq5BuhzHwde/uurv3sEJeZMXNpwsxVWU71h+4= +github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc= github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs= github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= github.com/golang/protobuf v1.3.1/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 v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8= github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= +github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= +github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw= github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ= +github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ= github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck= github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs= github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc= +github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY= github.com/googleapis/gax-go/v2 v2.0.3/go.mod h1:LLvjysVCY1JZeum8Z6l8qUty8fiNwE08qbEPm1M08qg= github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY= github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA= github.com/grpc-ecosystem/grpc-gateway v1.5.0/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw= +github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw= github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU= github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743 h1:X3Xxno5Ji8idrNiUoFc7QyXpqhSYlDRYQmc7mlpMBzU= github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743/go.mod h1:KrtyD5PFj++GKkFS/7/RRrfnRhAMGQwy75GLCHWrCNs= @@ -107,16 +134,20 @@ github.com/onsi/ginkgo v1.16.4 h1:29JGrr5oVBm5ulCWet69zQkzWipVXIol6ygQUe/EzNc= github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0= github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY= github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo= +github.com/onsi/gomega v1.13.0 h1:7lLHu94wT9Ij0o6EWWclhu0aOh32VxhkwEJvzuWPeak= github.com/onsi/gomega v1.13.0/go.mod h1:lRk9szgn8TxENtWd0Tp4c3wjlRfMTMH27I+3Je41yGY= github.com/openzipkin/zipkin-go v0.1.1/go.mod h1:NtoC/o8u3JlF1lSlyPNswIbeQH9bJTmOf0Erfk+hxe8= github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc= github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ= 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_golang v0.8.0/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw= github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo= +github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro= github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk= +github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ= github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g= github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo= github.com/shurcooL/component v0.0.0-20170202220835-f88ec8f54cc4/go.mod h1:XhFIlyj5a1fBNx5aJTbKoIq0mNaPvOagO+HjB3EtxrY= @@ -148,12 +179,15 @@ github.com/sourcegraph/syntaxhighlight v0.0.0-20170531221838-bd320f5d308e/go.mod github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs= github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA= +github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY= +github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA= github.com/viant/assertly v0.4.8/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49uaYMPRU= github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM= github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k= go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA= +go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI= go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1yOyC1qaOBpL57BhE= golang.org/x/build v0.0.0-20190111050920-041ab4dc3f9d/go.mod h1:OWs+y06UdEOHN4y+MfF/py+xQ/tYqIWW03b70/CG9Rw= golang.org/x/crypto v0.0.0-20181030102418-4d3f4d9ffa16/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= @@ -167,6 +201,7 @@ golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE= 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 v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo= golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= @@ -183,6 +218,7 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= +golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM= golang.org/x/net v0.0.0-20210428140749-89ef3d95e781 h1:DzZ89McO9/gWPsQXS/FVKAlG02ZjaQ6AlZRBimEYOd0= @@ -191,6 +227,7 @@ golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAG golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= +golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= golang.org/x/perf v0.0.0-20180704124530-6e6d33e29852/go.mod h1:JLpeXjPJfIyPr5TlbXLkXWLhP8nz10XfvxElABhCtcw= 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= @@ -213,9 +250,9 @@ golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20201207223542-d4d67f95c62d h1:MiWWjyhUzZ+jvhZvloX6ZrUsdEghn8a64Upd8EMHglE= golang.org/x/sys v0.0.0-20201207223542-d4d67f95c62d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210510120138-977fb7262007 h1:gG67DSER+11cZvqIMb8S8bt0vZtiN6xWYARwirrOSfE= @@ -225,6 +262,7 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= +golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M= golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= @@ -233,7 +271,9 @@ golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGm golang.org/x/tools v0.0.0-20181030000716-a0a13e073c7b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY= +golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= +golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA= golang.org/x/tools v0.1.1 h1:wGiQel/hW0NnEkJUk8lbzkX2gFJU6PFxf1v5OlCfuOs= @@ -255,18 +295,35 @@ google.golang.org/genproto v0.0.0-20180831171423-11092d34479b/go.mod h1:JiN7NxoA google.golang.org/genproto v0.0.0-20181029155118-b69ba1387ce2/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= google.golang.org/genproto v0.0.0-20181202183823-bd91e49a0898/go.mod h1:7Ep/1NZk928CDR8SjdVbjWNpdIf6nzjE3BTgJDr2Atg= google.golang.org/genproto 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b/grpc/grpcclient.go new file mode 100644 index 0000000..40452e8 --- /dev/null +++ b/grpc/grpcclient.go @@ -0,0 +1,84 @@ +package grpc + +import ( + "context" + "crypto/tls" + "github.com/net-byte/vtun/grpc/proto" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials" + "io" + "log" + "time" + + "github.com/net-byte/vtun/common/cache" + "github.com/net-byte/vtun/common/cipher" + "github.com/net-byte/vtun/common/config" + "github.com/net-byte/vtun/tun" + "github.com/songgao/water" +) + +func StartClient(config config.Config) { + log.Printf("vtun grpc client started on %v", config.LocalAddr) + tlsconfig := &tls.Config{ + InsecureSkipVerify: config.TLSInsecureSkipVerify, + } + if config.TLSSni != "" { + tlsconfig.ServerName = config.TLSSni + } + creds := credentials.NewTLS(tlsconfig) + iface := tun.CreateTun(config) + conn, err := grpc.Dial(config.ServerAddr, grpc.WithBlock(), grpc.WithTransportCredentials(creds)) + if err != nil { + log.Panic(err) + } + defer conn.Close() + streamClient := proto.NewGrpcServeClient(conn) + stream, err := streamClient.Tunnel(context.Background()) + if err != nil { + log.Panic(err) + } + go tunToGrpc(config, iface) + for { + cache.GetCache().Set("grpcconn", stream, 24*time.Hour) + grpcToTun(config, stream, iface) + cache.GetCache().Delete("grpcconn") + } +} + +func tunToGrpc(config config.Config, iface *water.Interface) { + packet := make([]byte, config.MTU) + for { + n, err := iface.Read(packet) + if err != nil || n == 0 { + continue + } + if v, ok := cache.GetCache().Get("grpcconn"); ok { + b := packet[:n] + if config.Obfs { + packet = cipher.XOR(packet) + } + grpcconn := v.(proto.GrpcServe_TunnelClient) + err = grpcconn.Send(&proto.PacketData{Data: b}) + if err != nil { + continue + } + } + } +} + +func grpcToTun(config config.Config, stream proto.GrpcServe_TunnelClient, iface *water.Interface) { + for { + packet, err := stream.Recv() + if err != nil || err == io.EOF { + break + } + b := packet.Data[:] + if config.Obfs { + b = cipher.XOR(b) + } + _, err = iface.Write(b) + if err != nil { + break + } + } +} diff --git a/grpc/grpcserver.go b/grpc/grpcserver.go new file mode 100644 index 0000000..cfb2ab8 --- /dev/null +++ b/grpc/grpcserver.go @@ -0,0 +1,86 @@ +package grpc + +import ( + "github.com/net-byte/vtun/grpc/proto" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials" + "io" + "log" + "net" + "time" + + "github.com/net-byte/vtun/common/cache" + "github.com/net-byte/vtun/common/cipher" + "github.com/net-byte/vtun/common/config" + "github.com/net-byte/vtun/common/netutil" + "github.com/net-byte/vtun/tun" + "github.com/songgao/water" +) + +type StreamService struct { + proto.UnimplementedGrpcServeServer + config config.Config + iface *water.Interface +} + +func (s *StreamService) Tunnel(srv proto.GrpcServe_TunnelServer) error { + toServer(srv, s.config, s.iface) + return nil +} + +func StartServer(config config.Config) { + log.Printf("vtun grpc server started on %v", config.LocalAddr) + iface := tun.CreateTun(config) + ln, err := net.Listen("tcp", config.LocalAddr) + if err != nil { + log.Panic(err) + } + defer ln.Close() + creds, err := credentials.NewServerTLSFromFile(config.TLSCertificateFilePath, config.TLSCertificateKeyFilePath) + if err != nil { + log.Panic(err) + } + grpcServer := grpc.NewServer(grpc.Creds(creds)) + proto.RegisterGrpcServeServer(grpcServer, &StreamService{config: config, iface: iface}) + go toClient(config, iface) + err = grpcServer.Serve(ln) + if err != nil { + log.Fatalf("grpc server error: %v", err) + } +} + +func toClient(config config.Config, iface *water.Interface) { + packet := make([]byte, config.MTU) + for { + n, err := iface.Read(packet) + if err != nil || err == io.EOF || n == 0 { + continue + } + b := packet[:n] + if key := netutil.GetDstKey(b); key != "" { + if v, ok := cache.GetCache().Get(key); ok { + if config.Obfs { + b = cipher.XOR(b) + } + v.(proto.GrpcServe_TunnelServer).Send(&proto.PacketData{Data: b}) + } + } + } +} + +func toServer(srv proto.GrpcServe_TunnelServer, config config.Config, iface *water.Interface) { + for { + packet, err := srv.Recv() + if err != nil || err == io.EOF { + break + } + b := packet.Data[:] + if config.Obfs { + b = cipher.XOR(b) + } + if key := netutil.GetSrcKey(b); key != "" { + cache.GetCache().Set(key, srv, 10*time.Minute) + iface.Write(b) + } + } +} diff --git a/grpc/proto/stream.pb.go b/grpc/proto/stream.pb.go new file mode 100644 index 0000000..208e73c --- /dev/null +++ b/grpc/proto/stream.pb.go @@ -0,0 +1,149 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.28.0 +// protoc v3.20.1 +// source: stream.proto + +package proto + +import ( + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + reflect "reflect" + sync "sync" +) + +const ( + // Verify that this generated code is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion) + // Verify that runtime/protoimpl is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20) +) + +type PacketData struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Data []byte `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"` +} + +func (x *PacketData) Reset() { + *x = PacketData{} + if protoimpl.UnsafeEnabled { + mi := &file_stream_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *PacketData) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*PacketData) ProtoMessage() {} + +func (x *PacketData) ProtoReflect() protoreflect.Message { + mi := &file_stream_proto_msgTypes[0] + 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 PacketData.ProtoReflect.Descriptor instead. +func (*PacketData) Descriptor() ([]byte, []int) { + return file_stream_proto_rawDescGZIP(), []int{0} +} + +func (x *PacketData) GetData() []byte { + if x != nil { + return x.Data + } + return nil +} + +var File_stream_proto protoreflect.FileDescriptor + +var file_stream_proto_rawDesc = []byte{ + 0x0a, 0x0c, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x05, + 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x20, 0x0a, 0x0a, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x44, + 0x61, 0x74, 0x61, 0x12, 0x12, 0x0a, 0x04, 0x64, 0x61, 0x74, 0x61, 0x18, 0x01, 0x20, 0x01, 0x28, + 0x0c, 0x52, 0x04, 0x64, 0x61, 0x74, 0x61, 0x32, 0x41, 0x0a, 0x09, 0x47, 0x72, 0x70, 0x63, 0x53, + 0x65, 0x72, 0x76, 0x65, 0x12, 0x34, 0x0a, 0x06, 0x54, 0x75, 0x6e, 0x6e, 0x65, 0x6c, 0x12, 0x11, + 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x44, 0x61, 0x74, + 0x61, 0x1a, 0x11, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, + 0x44, 0x61, 0x74, 0x61, 0x22, 0x00, 0x28, 0x01, 0x30, 0x01, 0x42, 0x25, 0x5a, 0x23, 0x67, 0x69, + 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6e, 0x65, 0x74, 0x2d, 0x62, 0x79, 0x74, + 0x65, 0x2f, 0x76, 0x74, 0x75, 0x6e, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x70, 0x72, 0x6f, 0x74, + 0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33, +} + +var ( + file_stream_proto_rawDescOnce sync.Once + file_stream_proto_rawDescData = file_stream_proto_rawDesc +) + +func file_stream_proto_rawDescGZIP() []byte { + file_stream_proto_rawDescOnce.Do(func() { + file_stream_proto_rawDescData = protoimpl.X.CompressGZIP(file_stream_proto_rawDescData) + }) + return file_stream_proto_rawDescData +} + +var file_stream_proto_msgTypes = make([]protoimpl.MessageInfo, 1) +var file_stream_proto_goTypes = []interface{}{ + (*PacketData)(nil), // 0: proto.PacketData +} +var file_stream_proto_depIdxs = []int32{ + 0, // 0: proto.GrpcServe.Tunnel:input_type -> proto.PacketData + 0, // 1: proto.GrpcServe.Tunnel:output_type -> proto.PacketData + 1, // [1:2] is the sub-list for method output_type + 0, // [0:1] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_stream_proto_init() } +func file_stream_proto_init() { + if File_stream_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_stream_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*PacketData); 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_stream_proto_rawDesc, + NumEnums: 0, + NumMessages: 1, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_stream_proto_goTypes, + DependencyIndexes: file_stream_proto_depIdxs, + MessageInfos: file_stream_proto_msgTypes, + }.Build() + File_stream_proto = out.File + file_stream_proto_rawDesc = nil + file_stream_proto_goTypes = nil + file_stream_proto_depIdxs = nil +} diff --git a/grpc/proto/stream.proto b/grpc/proto/stream.proto new file mode 100644 index 0000000..5bb41e9 --- /dev/null +++ b/grpc/proto/stream.proto @@ -0,0 +1,13 @@ +syntax = "proto3"; + +package proto; +option go_package = "github.com/net-byte/vtun/grpc/proto"; + +message PacketData { + bytes data = 1; +} + +service GrpcServe { + rpc Tunnel(stream PacketData) + returns(stream PacketData){}; +} \ No newline at end of file diff --git a/grpc/proto/stream_grpc.pb.go b/grpc/proto/stream_grpc.pb.go new file mode 100644 index 0000000..9620471 --- /dev/null +++ b/grpc/proto/stream_grpc.pb.go @@ -0,0 +1,137 @@ +// Code generated by protoc-gen-go-grpc. DO NOT EDIT. +// versions: +// - protoc-gen-go-grpc v1.2.0 +// - protoc v3.20.1 +// source: stream.proto + +package proto + +import ( + context "context" + grpc "google.golang.org/grpc" + codes "google.golang.org/grpc/codes" + status "google.golang.org/grpc/status" +) + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the grpc package it is being compiled against. +// Requires gRPC-Go v1.32.0 or later. +const _ = grpc.SupportPackageIsVersion7 + +// GrpcServeClient is the client API for GrpcServe service. +// +// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream. +type GrpcServeClient interface { + Tunnel(ctx context.Context, opts ...grpc.CallOption) (GrpcServe_TunnelClient, error) +} + +type grpcServeClient struct { + cc grpc.ClientConnInterface +} + +func NewGrpcServeClient(cc grpc.ClientConnInterface) GrpcServeClient { + return &grpcServeClient{cc} +} + +func (c *grpcServeClient) Tunnel(ctx context.Context, opts ...grpc.CallOption) (GrpcServe_TunnelClient, error) { + stream, err := c.cc.NewStream(ctx, &GrpcServe_ServiceDesc.Streams[0], "/proto.GrpcServe/Tunnel", opts...) + if err != nil { + return nil, err + } + x := &grpcServeTunnelClient{stream} + return x, nil +} + +type GrpcServe_TunnelClient interface { + Send(*PacketData) error + Recv() (*PacketData, error) + grpc.ClientStream +} + +type grpcServeTunnelClient struct { + grpc.ClientStream +} + +func (x *grpcServeTunnelClient) Send(m *PacketData) error { + return x.ClientStream.SendMsg(m) +} + +func (x *grpcServeTunnelClient) Recv() (*PacketData, error) { + m := new(PacketData) + if err := x.ClientStream.RecvMsg(m); err != nil { + return nil, err + } + return m, nil +} + +// GrpcServeServer is the server API for GrpcServe service. +// All implementations must embed UnimplementedGrpcServeServer +// for forward compatibility +type GrpcServeServer interface { + Tunnel(GrpcServe_TunnelServer) error + mustEmbedUnimplementedGrpcServeServer() +} + +// UnimplementedGrpcServeServer must be embedded to have forward compatible implementations. +type UnimplementedGrpcServeServer struct { +} + +func (UnimplementedGrpcServeServer) Tunnel(GrpcServe_TunnelServer) error { + return status.Errorf(codes.Unimplemented, "method Tunnel not implemented") +} +func (UnimplementedGrpcServeServer) mustEmbedUnimplementedGrpcServeServer() {} + +// UnsafeGrpcServeServer may be embedded to opt out of forward compatibility for this service. +// Use of this interface is not recommended, as added methods to GrpcServeServer will +// result in compilation errors. +type UnsafeGrpcServeServer interface { + mustEmbedUnimplementedGrpcServeServer() +} + +func RegisterGrpcServeServer(s grpc.ServiceRegistrar, srv GrpcServeServer) { + s.RegisterService(&GrpcServe_ServiceDesc, srv) +} + +func _GrpcServe_Tunnel_Handler(srv interface{}, stream grpc.ServerStream) error { + return srv.(GrpcServeServer).Tunnel(&grpcServeTunnelServer{stream}) +} + +type GrpcServe_TunnelServer interface { + Send(*PacketData) error + Recv() (*PacketData, error) + grpc.ServerStream +} + +type grpcServeTunnelServer struct { + grpc.ServerStream +} + +func (x *grpcServeTunnelServer) Send(m *PacketData) error { + return x.ServerStream.SendMsg(m) +} + +func (x *grpcServeTunnelServer) Recv() (*PacketData, error) { + m := new(PacketData) + if err := x.ServerStream.RecvMsg(m); err != nil { + return nil, err + } + return m, nil +} + +// GrpcServe_ServiceDesc is the grpc.ServiceDesc for GrpcServe service. +// It's only intended for direct use with grpc.RegisterService, +// and not to be introspected or modified (even as a copy) +var GrpcServe_ServiceDesc = grpc.ServiceDesc{ + ServiceName: "proto.GrpcServe", + HandlerType: (*GrpcServeServer)(nil), + Methods: []grpc.MethodDesc{}, + Streams: []grpc.StreamDesc{ + { + StreamName: "Tunnel", + Handler: _GrpcServe_Tunnel_Handler, + ServerStreams: true, + ClientStreams: true, + }, + }, + Metadata: "stream.proto", +} diff --git a/main.go b/main.go index 54069ae..5086d3d 100644 --- a/main.go +++ b/main.go @@ -3,6 +3,7 @@ package main import ( "encoding/json" "flag" + "github.com/net-byte/vtun/grpc" "log" "os" "os/signal" @@ -32,7 +33,7 @@ func main() { flag.StringVar(&config.IntranetServerIPv6, "sip6", "fced:9999::1", "intranet server ipv6") flag.StringVar(&config.DNSServerIP, "dip", "8.8.8.8", "dns server ip") flag.StringVar(&config.Key, "k", "freedom@2022", "key") - flag.StringVar(&config.Protocol, "p", "wss", "protocol tcp/udp/tls/quic/ws/wss") + flag.StringVar(&config.Protocol, "p", "wss", "protocol tcp/udp/tls/quic/grpc/ws/wss") flag.StringVar(&config.WebSocketPath, "path", "/freedom", "websocket path") flag.BoolVar(&config.ServerMode, "S", false, "server mode") flag.BoolVar(&config.GlobalMode, "g", false, "client global mode") @@ -97,6 +98,12 @@ func startApp(config config.Config) { } else { quic.StartClient(config) } + case "grpc": + if config.ServerMode { + grpc.StartServer(config) + } else { + grpc.StartClient(config) + } default: if config.ServerMode { ws.StartServer(config)