mirror of
https://github.com/XTLS/Xray-core.git
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Use shadowsocket's bloomring for shadowsocket's replay protection (#764)
* use shadowsocket's bloomring for shadowsocket's replay protection * added shadowsockets iv check for tcp socket * Rename to shadowsockets iv check * shadowsocks iv check config file * iv check should proceed after decryption * use shadowsocket's bloomring for shadowsocket's replay protection * Chore: format code (#842) Co-authored-by: Shelikhoo <xiaokangwang@outlook.com> Co-authored-by: Loyalsoldier <10487845+Loyalsoldier@users.noreply.github.com>
This commit is contained in:
yuhan6665
世界
parent
0f0a424e8c
commit
45dc97e2b6
6
common/antireplay/antireplay.go
Normal file
6
common/antireplay/antireplay.go
Normal file
@ -0,0 +1,6 @@
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package antireplay
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type GeneralizedReplayFilter interface {
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Interval() int64
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Check(sum []byte) bool
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}
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36
common/antireplay/bloomring.go
Normal file
36
common/antireplay/bloomring.go
Normal file
@ -0,0 +1,36 @@
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package antireplay
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import (
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"sync"
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ss_bloomring "github.com/v2fly/ss-bloomring"
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)
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type BloomRing struct {
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*ss_bloomring.BloomRing
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lock *sync.Mutex
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}
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func (b BloomRing) Interval() int64 {
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return 9999999
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}
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func (b BloomRing) Check(sum []byte) bool {
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b.lock.Lock()
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defer b.lock.Unlock()
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if b.Test(sum) {
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return false
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}
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b.Add(sum)
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return true
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}
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func NewBloomRing() BloomRing {
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const (
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DefaultSFCapacity = 1e6
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// FalsePositiveRate
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DefaultSFFPR = 1e-6
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DefaultSFSlot = 10
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)
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return BloomRing{ss_bloomring.NewBloomRing(DefaultSFSlot, DefaultSFCapacity, DefaultSFFPR), &sync.Mutex{}}
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}
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2
go.mod
2
go.mod
@ -15,6 +15,7 @@ require (
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github.com/refraction-networking/utls v0.0.0-20210713165636-0b2885c8c0d4
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github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c
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github.com/stretchr/testify v1.7.0
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github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e
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github.com/xtls/go v0.0.0-20210920065950-d4af136d3672
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go.starlark.net v0.0.0-20211013185944-b0039bd2cfe3
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golang.org/x/crypto v0.0.0-20210921155107-089bfa567519
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@ -37,6 +38,7 @@ require (
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github.com/nxadm/tail v1.4.8 // indirect
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github.com/onsi/ginkgo v1.16.5 // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 // indirect
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golang.org/x/mod v0.5.1 // indirect
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golang.org/x/text v0.3.7 // indirect
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golang.org/x/tools v0.1.7 // indirect
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24
go.sum
24
go.sum
@ -31,7 +31,6 @@ github.com/coreos/go-systemd v0.0.0-20181012123002-c6f51f82210d/go.mod h1:F5haX7
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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/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165 h1:BS21ZUJ/B5X2UVUbczfmdWH7GapPWAhxcMsDnjJTU1E=
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github.com/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165/go.mod h1:c9O8+fpSOX1DM8cPNSkX/qsBWdkD4yd2dpciOWQjpBw=
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github.com/dgryski/go-metro v0.0.0-20211015221634-2661b20a2446 h1:QnWGyQI3H080vbC9E4jlr6scOYEnALtvV/69oATYzOo=
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github.com/dgryski/go-metro v0.0.0-20211015221634-2661b20a2446/go.mod h1:c9O8+fpSOX1DM8cPNSkX/qsBWdkD4yd2dpciOWQjpBw=
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@ -140,7 +139,6 @@ github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+W
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github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
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github.com/onsi/ginkgo v1.14.0/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY=
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github.com/onsi/ginkgo v1.16.2/go.mod h1:CObGmKUOKaSC0RjmoAK7tKyn4Azo5P2IWuoMnvwxz1E=
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github.com/onsi/ginkgo v1.16.4 h1:29JGrr5oVBm5ulCWet69zQkzWipVXIol6ygQUe/EzNc=
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github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0=
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github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
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github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
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@ -165,6 +163,8 @@ github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7q
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github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
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github.com/refraction-networking/utls v0.0.0-20210713165636-0b2885c8c0d4 h1:n9NMHJusHylTmtaJ0Qe0VV9dkTZLiwAxHmrI/l98GeE=
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github.com/refraction-networking/utls v0.0.0-20210713165636-0b2885c8c0d4/go.mod h1:tz9gX959MEFfFN5whTIocCLUG57WiILqtdVxI8c6Wj0=
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github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr8meMVVGxhp+QBTqY91tM8HjEuMjGg=
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github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3/go.mod h1:HgjTstvQsPGkxUsCd2KWxErBblirPizecHcpD3ffK+s=
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github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
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github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
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github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c h1:pqy40B3MQWYrza7YZXOXgl0Nf0QGFqrOC0BKae1UNAA=
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@ -202,6 +202,8 @@ github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
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github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
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github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA=
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github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e h1:5QefA066A1tF8gHIiADmOVOV5LS43gt3ONnlEl3xkwI=
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github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e/go.mod h1:5t19P9LBIrNamL6AcMQOncg/r10y3Pc01AbHeMhwlpU=
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github.com/viant/assertly v0.4.8/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49uaYMPRU=
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github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
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github.com/xtls/go v0.0.0-20210920065950-d4af136d3672 h1:4mkzGhKqt3JO1BWYjtD3iRFyAx4ow67hmSqOcGjuxqQ=
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@ -211,8 +213,6 @@ github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1
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github.com/yuin/goldmark v1.4.0/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
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go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
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go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
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go.starlark.net v0.0.0-20210901212718-87f333178d59 h1:F8ArBy9n1l7HE1JjzOIYqweEqoUlywy5+L3bR0tIa9g=
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go.starlark.net v0.0.0-20210901212718-87f333178d59/go.mod h1:t3mmBBPzAVvK0L0n1drDmrQsJ8FoIx4INCqVMTr/Zo0=
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go.starlark.net v0.0.0-20211013185944-b0039bd2cfe3 h1:oBcONsksxvpeodDrLjiMDaKHXKAVVfAydhe/792CE/o=
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go.starlark.net v0.0.0-20211013185944-b0039bd2cfe3/go.mod h1:t3mmBBPzAVvK0L0n1drDmrQsJ8FoIx4INCqVMTr/Zo0=
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go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1yOyC1qaOBpL57BhE=
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@ -224,8 +224,6 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
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golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/crypto v0.0.0-20210920023735-84f357641f63 h1:kETrAMYZq6WVGPa8IIixL0CaEcIUNi+1WX7grUoi3y8=
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golang.org/x/crypto v0.0.0-20210920023735-84f357641f63/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 h1:7I4JAnoQBe7ZtJcBaYHi5UtiO8tQHbUSXxL+pnGRANg=
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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 v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
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@ -233,12 +231,8 @@ golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTk
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golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
|
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golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
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golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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golang.org/x/lint v0.0.0-20210508222113-6edffad5e616/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
|
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golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
|
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golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
|
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golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
|
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golang.org/x/mod v0.5.0 h1:UG21uOlmZabA4fW5i7ZX6bjw1xELEGg/ZLgZq9auk/Q=
|
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golang.org/x/mod v0.5.0/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
|
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golang.org/x/mod v0.5.1 h1:OJxoQ/rynoF0dcCdI7cLPktw/hR2cueqYfjm43oqK38=
|
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golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
|
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golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
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@ -260,8 +254,6 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
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golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
|
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golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
|
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golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
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golang.org/x/net v0.0.0-20210917221730-978cfadd31cf h1:R150MpwJIv1MpS0N/pc+NhTM8ajzvlmxlY5OYsrevXQ=
|
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golang.org/x/net v0.0.0-20210917221730-978cfadd31cf/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
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golang.org/x/net v0.0.0-20211020060615-d418f374d309 h1:A0lJIi+hcTR6aajJH4YqKWwohY4aW9RO7oRMcdv+HKI=
|
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golang.org/x/net v0.0.0-20211020060615-d418f374d309/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
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golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
|
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@ -301,8 +293,6 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
|
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golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210908233432-aa78b53d3365/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210917161153-d61c044b1678 h1:J27LZFQBFoihqXoegpscI10HpjZ7B5WQLLKL2FZXQKw=
|
||||
golang.org/x/sys v0.0.0-20210917161153-d61c044b1678/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20211020064051-0ec99a608a1b h1:byBDhtWGQmWDrv1MlEv/BzGRMkw36h9QqsNnZQcDhRw=
|
||||
golang.org/x/sys v0.0.0-20211020064051-0ec99a608a1b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
@ -325,12 +315,8 @@ golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3
|
||||
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 v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
|
||||
golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
|
||||
golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
|
||||
golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
|
||||
golang.org/x/tools v0.1.6 h1:SIasE1FVIQOWz2GEAHFOmoW7xchJcqlucjSULTL0Ag4=
|
||||
golang.org/x/tools v0.1.6/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
|
||||
golang.org/x/tools v0.1.7 h1:6j8CgantCy3yc8JGBqkDLMKWqZ0RDU2g1HVgacojGWQ=
|
||||
golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
@ -353,8 +339,6 @@ google.golang.org/genproto v0.0.0-20190306203927-b5d61aea6440/go.mod h1:VzzqZJRn
|
||||
google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
|
||||
google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
|
||||
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
|
||||
google.golang.org/genproto v0.0.0-20210917145530-b395a37504d4 h1:ysnBoUyeL/H6RCvNRhWHjKoDEmguI+mPU+qHgK8qv/w=
|
||||
google.golang.org/genproto v0.0.0-20210917145530-b395a37504d4/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
|
||||
google.golang.org/genproto v0.0.0-20211019152133-63b7e35f4404 h1:ZB48alYoIN+Soc1OcXirVKYOhOOf6Pek+iN+L+pzQI4=
|
||||
google.golang.org/genproto v0.0.0-20211019152133-63b7e35f4404/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
|
||||
google.golang.org/grpc v1.14.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
|
||||
|
||||
@ -39,6 +39,7 @@ type ShadowsocksServerConfig struct {
|
||||
Email string `json:"email"`
|
||||
Users []*ShadowsocksUserConfig `json:"clients"`
|
||||
NetworkList *NetworkList `json:"network"`
|
||||
IVCheck bool `json:"ivCheck"`
|
||||
}
|
||||
|
||||
func (v *ShadowsocksServerConfig) Build() (proto.Message, error) {
|
||||
@ -50,6 +51,7 @@ func (v *ShadowsocksServerConfig) Build() (proto.Message, error) {
|
||||
account := &shadowsocks.Account{
|
||||
Password: user.Password,
|
||||
CipherType: cipherFromString(user.Cipher),
|
||||
IvCheck: v.IVCheck,
|
||||
}
|
||||
if account.Password == "" {
|
||||
return nil, newError("Shadowsocks password is not specified.")
|
||||
@ -68,6 +70,7 @@ func (v *ShadowsocksServerConfig) Build() (proto.Message, error) {
|
||||
account := &shadowsocks.Account{
|
||||
Password: v.Password,
|
||||
CipherType: cipherFromString(v.Cipher),
|
||||
IvCheck: v.IVCheck,
|
||||
}
|
||||
if account.Password == "" {
|
||||
return nil, newError("Shadowsocks password is not specified.")
|
||||
@ -92,6 +95,7 @@ type ShadowsocksServerTarget struct {
|
||||
Password string `json:"password"`
|
||||
Email string `json:"email"`
|
||||
Level byte `json:"level"`
|
||||
IVCheck bool `json:"ivCheck"`
|
||||
}
|
||||
|
||||
type ShadowsocksClientConfig struct {
|
||||
@ -124,6 +128,8 @@ func (v *ShadowsocksClientConfig) Build() (proto.Message, error) {
|
||||
return nil, newError("unknown cipher method: ", server.Cipher)
|
||||
}
|
||||
|
||||
account.IvCheck = server.IVCheck
|
||||
|
||||
ss := &protocol.ServerEndpoint{
|
||||
Address: server.Address.Build(),
|
||||
Port: uint32(server.Port),
|
||||
|
||||
@ -14,6 +14,7 @@ import (
|
||||
"golang.org/x/crypto/hkdf"
|
||||
|
||||
"github.com/xtls/xray-core/common"
|
||||
"github.com/xtls/xray-core/common/antireplay"
|
||||
"github.com/xtls/xray-core/common/buf"
|
||||
"github.com/xtls/xray-core/common/crypto"
|
||||
"github.com/xtls/xray-core/common/protocol"
|
||||
@ -23,6 +24,8 @@ import (
|
||||
type MemoryAccount struct {
|
||||
Cipher Cipher
|
||||
Key []byte
|
||||
|
||||
replayFilter antireplay.GeneralizedReplayFilter
|
||||
}
|
||||
|
||||
// Equals implements protocol.Account.Equals().
|
||||
@ -33,6 +36,16 @@ func (a *MemoryAccount) Equals(another protocol.Account) bool {
|
||||
return false
|
||||
}
|
||||
|
||||
func (a *MemoryAccount) CheckIV(iv []byte) error {
|
||||
if a.replayFilter == nil {
|
||||
return nil
|
||||
}
|
||||
if a.replayFilter.Check(iv) {
|
||||
return nil
|
||||
}
|
||||
return newError("IV is not unique")
|
||||
}
|
||||
|
||||
func (a *MemoryAccount) GetCipherName() string {
|
||||
switch a.Cipher.(type) {
|
||||
case *AEADCipher:
|
||||
@ -100,6 +113,12 @@ func (a *Account) AsAccount() (protocol.Account, error) {
|
||||
return &MemoryAccount{
|
||||
Cipher: Cipher,
|
||||
Key: passwordToCipherKey([]byte(a.Password), Cipher.KeySize()),
|
||||
replayFilter: func() antireplay.GeneralizedReplayFilter {
|
||||
if a.IvCheck {
|
||||
return antireplay.NewBloomRing()
|
||||
}
|
||||
return nil
|
||||
}(),
|
||||
}, nil
|
||||
}
|
||||
|
||||
|
||||
@ -84,6 +84,7 @@ type Account struct {
|
||||
|
||||
Password string `protobuf:"bytes,1,opt,name=password,proto3" json:"password,omitempty"`
|
||||
CipherType CipherType `protobuf:"varint,2,opt,name=cipher_type,json=cipherType,proto3,enum=xray.proxy.shadowsocks.CipherType" json:"cipher_type,omitempty"`
|
||||
IvCheck bool `protobuf:"varint,3,opt,name=iv_check,json=ivCheck,proto3" json:"iv_check,omitempty"`
|
||||
}
|
||||
|
||||
func (x *Account) Reset() {
|
||||
@ -132,6 +133,13 @@ func (x *Account) GetCipherType() CipherType {
|
||||
return CipherType_UNKNOWN
|
||||
}
|
||||
|
||||
func (x *Account) GetIvCheck() bool {
|
||||
if x != nil {
|
||||
return x.IvCheck
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
type ServerConfig struct {
|
||||
state protoimpl.MessageState
|
||||
sizeCache protoimpl.SizeCache
|
||||
@ -246,38 +254,40 @@ var file_proxy_shadowsocks_config_proto_rawDesc = []byte{
|
||||
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|
||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
}
|
||||
|
||||
var (
|
||||
|
||||
@ -13,6 +13,8 @@ import "common/protocol/server_spec.proto";
|
||||
message Account {
|
||||
string password = 1;
|
||||
CipherType cipher_type = 2;
|
||||
|
||||
bool iv_check = 3;
|
||||
}
|
||||
|
||||
enum CipherType {
|
||||
|
||||
@ -71,6 +71,7 @@ func ReadTCPSession(validator *Validator, reader io.Reader) (*protocol.RequestHe
|
||||
|
||||
var user *protocol.MemoryUser
|
||||
var ivLen int32
|
||||
var iv []byte
|
||||
var err error
|
||||
|
||||
count := validator.Count()
|
||||
@ -91,6 +92,9 @@ func ReadTCPSession(validator *Validator, reader io.Reader) (*protocol.RequestHe
|
||||
user, aead, _, ivLen, err = validator.Get(bs, protocol.RequestCommandTCP)
|
||||
|
||||
if user != nil {
|
||||
if ivLen > 0 {
|
||||
iv = append([]byte(nil), bs[:ivLen]...)
|
||||
}
|
||||
reader = &FullReader{reader, bs[ivLen:]}
|
||||
auth := &crypto.AEADAuthenticator{
|
||||
AEAD: aead,
|
||||
@ -108,7 +112,6 @@ func ReadTCPSession(validator *Validator, reader io.Reader) (*protocol.RequestHe
|
||||
user, ivLen = validator.GetOnlyUser()
|
||||
account := user.Account.(*MemoryAccount)
|
||||
hashkdf.Write(account.Key)
|
||||
var iv []byte
|
||||
if ivLen > 0 {
|
||||
if _, err := buffer.ReadFullFrom(reader, ivLen); err != nil {
|
||||
readSizeRemain -= int(buffer.Len())
|
||||
@ -154,6 +157,13 @@ func ReadTCPSession(validator *Validator, reader io.Reader) (*protocol.RequestHe
|
||||
return nil, nil, newError("invalid remote address.")
|
||||
}
|
||||
|
||||
account := user.Account.(*MemoryAccount)
|
||||
if ivError := account.CheckIV(iv); ivError != nil {
|
||||
readSizeRemain -= int(buffer.Len())
|
||||
DrainConnN(reader, readSizeRemain)
|
||||
return nil, nil, newError("failed iv check").Base(ivError)
|
||||
}
|
||||
|
||||
return request, br, nil
|
||||
}
|
||||
|
||||
@ -171,6 +181,9 @@ func WriteTCPRequest(request *protocol.RequestHeader, writer io.Writer) (buf.Wri
|
||||
if account.Cipher.IVSize() > 0 {
|
||||
iv = make([]byte, account.Cipher.IVSize())
|
||||
common.Must2(rand.Read(iv))
|
||||
if ivError := account.CheckIV(iv); ivError != nil {
|
||||
return nil, newError("failed to mark outgoing iv").Base(ivError)
|
||||
}
|
||||
if err := buf.WriteAllBytes(writer, iv, nil); err != nil {
|
||||
return nil, newError("failed to write IV")
|
||||
}
|
||||
@ -205,6 +218,10 @@ func ReadTCPResponse(user *protocol.MemoryUser, reader io.Reader) (buf.Reader, e
|
||||
}
|
||||
}
|
||||
|
||||
if ivError := account.CheckIV(iv); ivError != nil {
|
||||
return nil, newError("failed iv check").Base(ivError)
|
||||
}
|
||||
|
||||
return account.Cipher.NewDecryptionReader(account.Key, iv, reader)
|
||||
}
|
||||
|
||||
@ -216,6 +233,9 @@ func WriteTCPResponse(request *protocol.RequestHeader, writer io.Writer) (buf.Wr
|
||||
if account.Cipher.IVSize() > 0 {
|
||||
iv = make([]byte, account.Cipher.IVSize())
|
||||
common.Must2(rand.Read(iv))
|
||||
if ivError := account.CheckIV(iv); ivError != nil {
|
||||
return nil, newError("failed to mark outgoing iv").Base(ivError)
|
||||
}
|
||||
if err := buf.WriteAllBytes(writer, iv, nil); err != nil {
|
||||
return nil, newError("failed to write IV.").Base(err)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user