forked from TrueCloudLab/frostfs-api-go
[#3] signature: Refactor sign and verify
Split methods to separate files, drop redundant intefaces Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
parent
63eb4dc3ea
commit
d005bf0393
7 changed files with 312 additions and 325 deletions
3
go.mod
3
go.mod
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@ -5,6 +5,7 @@ go 1.18
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require (
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git.frostfs.info/TrueCloudLab/frostfs-crypto v0.6.0
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github.com/stretchr/testify v1.7.0
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golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2
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google.golang.org/grpc v1.48.0
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google.golang.org/protobuf v1.28.0
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)
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@ -16,7 +17,7 @@ require (
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github.com/mr-tron/base58 v1.2.0 // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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golang.org/x/net v0.0.0-20201021035429-f5854403a974 // indirect
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golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4 // indirect
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golang.org/x/sys v0.1.0 // indirect
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golang.org/x/text v0.3.3 // indirect
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google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 // indirect
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
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8
go.sum
8
go.sum
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@ -46,8 +46,8 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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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 v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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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/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
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github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
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github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=
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github.com/mr-tron/base58 v1.2.0 h1:T/HDJBh4ZCPbU39/+c3rRvE0uKBQlU27+QI8LJ4t64o=
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@ -64,6 +64,8 @@ go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqe
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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 v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
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golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2 h1:Jvc7gsqn21cJHCmAWx0LiimpP18LZmUxkT5Mp7EZ1mI=
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golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
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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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@ -87,8 +89,9 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
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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 v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4 h1:myAQVi0cGEoqQVR5POX+8RR2mrocKqNN1hmeMqhX27k=
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golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.1.0 h1:kunALQeHf1/185U1i0GOB/fy1IPRDDpuoOOqRReG57U=
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golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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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 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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@ -98,7 +101,6 @@ golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3
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golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
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golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
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golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
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google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
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115
signature/body.go
Normal file
115
signature/body.go
Normal file
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@ -0,0 +1,115 @@
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package signature
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import (
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"fmt"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/accounting"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/netmap"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/reputation"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
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)
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func serviceMessageBody(req interface{}) stableMarshaler {
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switch v := req.(type) {
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default:
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panic(fmt.Sprintf("unsupported session message %T", req))
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/* Accounting */
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case *accounting.BalanceRequest:
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return v.GetBody()
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case *accounting.BalanceResponse:
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return v.GetBody()
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/* Session */
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case *session.CreateRequest:
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return v.GetBody()
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case *session.CreateResponse:
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return v.GetBody()
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/* Container */
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case *container.PutRequest:
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return v.GetBody()
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case *container.PutResponse:
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return v.GetBody()
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case *container.DeleteRequest:
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return v.GetBody()
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case *container.DeleteResponse:
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return v.GetBody()
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case *container.GetRequest:
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return v.GetBody()
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case *container.GetResponse:
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return v.GetBody()
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case *container.ListRequest:
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return v.GetBody()
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case *container.ListResponse:
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return v.GetBody()
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case *container.SetExtendedACLRequest:
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return v.GetBody()
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case *container.SetExtendedACLResponse:
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return v.GetBody()
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case *container.GetExtendedACLRequest:
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return v.GetBody()
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case *container.GetExtendedACLResponse:
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return v.GetBody()
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case *container.AnnounceUsedSpaceRequest:
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return v.GetBody()
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case *container.AnnounceUsedSpaceResponse:
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return v.GetBody()
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/* Object */
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case *object.PutRequest:
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return v.GetBody()
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case *object.PutResponse:
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return v.GetBody()
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case *object.GetRequest:
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return v.GetBody()
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case *object.GetResponse:
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return v.GetBody()
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case *object.HeadRequest:
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return v.GetBody()
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case *object.HeadResponse:
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return v.GetBody()
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case *object.SearchRequest:
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return v.GetBody()
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case *object.SearchResponse:
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return v.GetBody()
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case *object.DeleteRequest:
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return v.GetBody()
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case *object.DeleteResponse:
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return v.GetBody()
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case *object.GetRangeRequest:
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return v.GetBody()
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case *object.GetRangeResponse:
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return v.GetBody()
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case *object.GetRangeHashRequest:
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return v.GetBody()
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case *object.GetRangeHashResponse:
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return v.GetBody()
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/* Netmap */
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case *netmap.LocalNodeInfoRequest:
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return v.GetBody()
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case *netmap.LocalNodeInfoResponse:
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return v.GetBody()
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case *netmap.NetworkInfoRequest:
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return v.GetBody()
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case *netmap.NetworkInfoResponse:
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return v.GetBody()
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case *netmap.SnapshotRequest:
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return v.GetBody()
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case *netmap.SnapshotResponse:
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return v.GetBody()
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/* Reputation */
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case *reputation.AnnounceLocalTrustRequest:
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return v.GetBody()
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case *reputation.AnnounceLocalTrustResponse:
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return v.GetBody()
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case *reputation.AnnounceIntermediateResultRequest:
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return v.GetBody()
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case *reputation.AnnounceIntermediateResultResponse:
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return v.GetBody()
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}
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}
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26
signature/marshaller.go
Normal file
26
signature/marshaller.go
Normal file
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@ -0,0 +1,26 @@
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package signature
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type stableMarshaler interface {
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StableMarshal([]byte) []byte
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StableSize() int
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}
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type StableMarshalerWrapper struct {
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SM stableMarshaler
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}
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func (s StableMarshalerWrapper) ReadSignedData(buf []byte) ([]byte, error) {
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if s.SM != nil {
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return s.SM.StableMarshal(buf), nil
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}
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return nil, nil
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}
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func (s StableMarshalerWrapper) SignedDataSize() int {
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if s.SM != nil {
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return s.SM.StableSize()
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}
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return 0
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}
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@ -2,15 +2,9 @@ package signature
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import (
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"crypto/ecdsa"
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"errors"
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"fmt"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/accounting"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/netmap"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/reputation"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/util/signature"
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)
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@ -27,169 +21,69 @@ type serviceResponse interface {
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SetVerificationHeader(*session.ResponseVerificationHeader)
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}
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type stableMarshaler interface {
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StableMarshal([]byte) []byte
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StableSize() int
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}
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type StableMarshalerWrapper struct {
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SM stableMarshaler
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}
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type metaHeader interface {
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stableMarshaler
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getOrigin() metaHeader
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}
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type verificationHeader interface {
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stableMarshaler
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GetBodySignature() *refs.Signature
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type signatureReceiver interface {
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SetBodySignature(*refs.Signature)
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GetMetaSignature() *refs.Signature
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SetMetaSignature(*refs.Signature)
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GetOriginSignature() *refs.Signature
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SetOriginSignature(*refs.Signature)
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setOrigin(stableMarshaler)
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getOrigin() verificationHeader
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}
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type requestMetaHeader struct {
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*session.RequestMetaHeader
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}
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type responseMetaHeader struct {
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*session.ResponseMetaHeader
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}
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type requestVerificationHeader struct {
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*session.RequestVerificationHeader
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}
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type responseVerificationHeader struct {
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*session.ResponseVerificationHeader
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}
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func (h *requestMetaHeader) getOrigin() metaHeader {
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return &requestMetaHeader{
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RequestMetaHeader: h.GetOrigin(),
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}
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}
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func (h *responseMetaHeader) getOrigin() metaHeader {
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return &responseMetaHeader{
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ResponseMetaHeader: h.GetOrigin(),
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}
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}
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func (h *requestVerificationHeader) getOrigin() verificationHeader {
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if origin := h.GetOrigin(); origin != nil {
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return &requestVerificationHeader{
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RequestVerificationHeader: origin,
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}
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}
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return nil
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}
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func (h *requestVerificationHeader) setOrigin(m stableMarshaler) {
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if m != nil {
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h.SetOrigin(m.(*session.RequestVerificationHeader))
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}
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}
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func (r *responseVerificationHeader) getOrigin() verificationHeader {
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if origin := r.GetOrigin(); origin != nil {
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return &responseVerificationHeader{
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ResponseVerificationHeader: origin,
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}
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}
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return nil
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}
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func (r *responseVerificationHeader) setOrigin(m stableMarshaler) {
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if m != nil {
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r.SetOrigin(m.(*session.ResponseVerificationHeader))
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}
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}
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func (s StableMarshalerWrapper) ReadSignedData(buf []byte) ([]byte, error) {
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if s.SM != nil {
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return s.SM.StableMarshal(buf), nil
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}
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|
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return nil, nil
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}
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|
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func (s StableMarshalerWrapper) SignedDataSize() int {
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if s.SM != nil {
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return s.SM.StableSize()
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}
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return 0
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}
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// SignServiceMessage signes service message with key.
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func SignServiceMessage(key *ecdsa.PrivateKey, msg interface{}) error {
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var (
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body, meta, verifyOrigin stableMarshaler
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verifyHdr verificationHeader
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verifyHdrSetter func(verificationHeader)
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)
|
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|
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switch v := msg.(type) {
|
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case nil:
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return nil
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case serviceRequest:
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body = serviceMessageBody(v)
|
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meta = v.GetMetaHeader()
|
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verifyHdr = &requestVerificationHeader{new(session.RequestVerificationHeader)}
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verifyHdrSetter = func(h verificationHeader) {
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v.SetVerificationHeader(h.(*requestVerificationHeader).RequestVerificationHeader)
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}
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if h := v.GetVerificationHeader(); h != nil {
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verifyOrigin = h
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}
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return signServiceRequest(key, v)
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case serviceResponse:
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body = serviceMessageBody(v)
|
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meta = v.GetMetaHeader()
|
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verifyHdr = &responseVerificationHeader{new(session.ResponseVerificationHeader)}
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verifyHdrSetter = func(h verificationHeader) {
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v.SetVerificationHeader(h.(*responseVerificationHeader).ResponseVerificationHeader)
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}
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|
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if h := v.GetVerificationHeader(); h != nil {
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verifyOrigin = h
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}
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return signServiceResponse(key, v)
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default:
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panic(fmt.Sprintf("unsupported session message %T", v))
|
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}
|
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}
|
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|
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if verifyOrigin == nil {
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func signServiceRequest(key *ecdsa.PrivateKey, v serviceRequest) error {
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result := &session.RequestVerificationHeader{}
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body := serviceMessageBody(v)
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meta := v.GetMetaHeader()
|
||||
header := v.GetVerificationHeader()
|
||||
if err := signMessageParts(key, body, meta, header, header != nil, result); err != nil {
|
||||
return err
|
||||
}
|
||||
result.SetOrigin(header)
|
||||
v.SetVerificationHeader(result)
|
||||
return nil
|
||||
}
|
||||
|
||||
func signServiceResponse(key *ecdsa.PrivateKey, v serviceResponse) error {
|
||||
result := &session.ResponseVerificationHeader{}
|
||||
body := serviceMessageBody(v)
|
||||
meta := v.GetMetaHeader()
|
||||
header := v.GetVerificationHeader()
|
||||
if err := signMessageParts(key, body, meta, header, header != nil, result); err != nil {
|
||||
return err
|
||||
}
|
||||
result.SetOrigin(header)
|
||||
v.SetVerificationHeader(result)
|
||||
return nil
|
||||
}
|
||||
|
||||
func signMessageParts(key *ecdsa.PrivateKey, body, meta, header stableMarshaler, hasHeader bool, result signatureReceiver) error {
|
||||
if !hasHeader {
|
||||
// sign session message body
|
||||
if err := signServiceMessagePart(key, body, verifyHdr.SetBodySignature); err != nil {
|
||||
if err := signServiceMessagePart(key, body, result.SetBodySignature); err != nil {
|
||||
return fmt.Errorf("could not sign body: %w", err)
|
||||
}
|
||||
}
|
||||
|
||||
// sign meta header
|
||||
if err := signServiceMessagePart(key, meta, verifyHdr.SetMetaSignature); err != nil {
|
||||
if err := signServiceMessagePart(key, meta, result.SetMetaSignature); err != nil {
|
||||
return fmt.Errorf("could not sign meta header: %w", err)
|
||||
}
|
||||
|
||||
// sign verification header origin
|
||||
if err := signServiceMessagePart(key, verifyOrigin, verifyHdr.SetOriginSignature); err != nil {
|
||||
if err := signServiceMessagePart(key, header, result.SetOriginSignature); err != nil {
|
||||
return fmt.Errorf("could not sign origin of verification header: %w", err)
|
||||
}
|
||||
|
||||
// wrap origin verification header
|
||||
verifyHdr.setOrigin(verifyOrigin)
|
||||
|
||||
// update matryoshka verification header
|
||||
verifyHdrSetter(verifyHdr)
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
|
@ -212,182 +106,3 @@ func signServiceMessagePart(key *ecdsa.PrivateKey, part stableMarshaler, sigWrit
|
|||
|
||||
return nil
|
||||
}
|
||||
|
||||
func VerifyServiceMessage(msg interface{}) error {
|
||||
var (
|
||||
meta metaHeader
|
||||
verify verificationHeader
|
||||
)
|
||||
|
||||
switch v := msg.(type) {
|
||||
case nil:
|
||||
return nil
|
||||
case serviceRequest:
|
||||
meta = &requestMetaHeader{
|
||||
RequestMetaHeader: v.GetMetaHeader(),
|
||||
}
|
||||
|
||||
verify = &requestVerificationHeader{
|
||||
RequestVerificationHeader: v.GetVerificationHeader(),
|
||||
}
|
||||
case serviceResponse:
|
||||
meta = &responseMetaHeader{
|
||||
ResponseMetaHeader: v.GetMetaHeader(),
|
||||
}
|
||||
|
||||
verify = &responseVerificationHeader{
|
||||
ResponseVerificationHeader: v.GetVerificationHeader(),
|
||||
}
|
||||
default:
|
||||
panic(fmt.Sprintf("unsupported session message %T", v))
|
||||
}
|
||||
|
||||
body := serviceMessageBody(msg)
|
||||
size := body.StableSize()
|
||||
if sz := meta.StableSize(); sz > size {
|
||||
size = sz
|
||||
}
|
||||
if sz := verify.StableSize(); sz > size {
|
||||
size = sz
|
||||
}
|
||||
|
||||
buf := make([]byte, 0, size)
|
||||
return verifyMatryoshkaLevel(body, meta, verify, buf)
|
||||
}
|
||||
|
||||
func verifyMatryoshkaLevel(body stableMarshaler, meta metaHeader, verify verificationHeader, buf []byte) error {
|
||||
if err := verifyServiceMessagePart(meta, verify.GetMetaSignature, buf); err != nil {
|
||||
return fmt.Errorf("could not verify meta header: %w", err)
|
||||
}
|
||||
|
||||
origin := verify.getOrigin()
|
||||
|
||||
if err := verifyServiceMessagePart(origin, verify.GetOriginSignature, buf); err != nil {
|
||||
return fmt.Errorf("could not verify origin of verification header: %w", err)
|
||||
}
|
||||
|
||||
if origin == nil {
|
||||
if err := verifyServiceMessagePart(body, verify.GetBodySignature, buf); err != nil {
|
||||
return fmt.Errorf("could not verify body: %w", err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
if verify.GetBodySignature() != nil {
|
||||
return errors.New("body signature at the matryoshka upper level")
|
||||
}
|
||||
|
||||
return verifyMatryoshkaLevel(body, meta.getOrigin(), origin, buf)
|
||||
}
|
||||
|
||||
func verifyServiceMessagePart(part stableMarshaler, sigRdr func() *refs.Signature, buf []byte) error {
|
||||
return signature.VerifyDataWithSource(
|
||||
&StableMarshalerWrapper{part},
|
||||
sigRdr,
|
||||
signature.WithBuffer(buf),
|
||||
)
|
||||
}
|
||||
|
||||
func serviceMessageBody(req interface{}) stableMarshaler {
|
||||
switch v := req.(type) {
|
||||
default:
|
||||
panic(fmt.Sprintf("unsupported session message %T", req))
|
||||
|
||||
/* Accounting */
|
||||
case *accounting.BalanceRequest:
|
||||
return v.GetBody()
|
||||
case *accounting.BalanceResponse:
|
||||
return v.GetBody()
|
||||
|
||||
/* Session */
|
||||
case *session.CreateRequest:
|
||||
return v.GetBody()
|
||||
case *session.CreateResponse:
|
||||
return v.GetBody()
|
||||
|
||||
/* Container */
|
||||
case *container.PutRequest:
|
||||
return v.GetBody()
|
||||
case *container.PutResponse:
|
||||
return v.GetBody()
|
||||
case *container.DeleteRequest:
|
||||
return v.GetBody()
|
||||
case *container.DeleteResponse:
|
||||
return v.GetBody()
|
||||
case *container.GetRequest:
|
||||
return v.GetBody()
|
||||
case *container.GetResponse:
|
||||
return v.GetBody()
|
||||
case *container.ListRequest:
|
||||
return v.GetBody()
|
||||
case *container.ListResponse:
|
||||
return v.GetBody()
|
||||
case *container.SetExtendedACLRequest:
|
||||
return v.GetBody()
|
||||
case *container.SetExtendedACLResponse:
|
||||
return v.GetBody()
|
||||
case *container.GetExtendedACLRequest:
|
||||
return v.GetBody()
|
||||
case *container.GetExtendedACLResponse:
|
||||
return v.GetBody()
|
||||
case *container.AnnounceUsedSpaceRequest:
|
||||
return v.GetBody()
|
||||
case *container.AnnounceUsedSpaceResponse:
|
||||
return v.GetBody()
|
||||
|
||||
/* Object */
|
||||
case *object.PutRequest:
|
||||
return v.GetBody()
|
||||
case *object.PutResponse:
|
||||
return v.GetBody()
|
||||
case *object.GetRequest:
|
||||
return v.GetBody()
|
||||
case *object.GetResponse:
|
||||
return v.GetBody()
|
||||
case *object.HeadRequest:
|
||||
return v.GetBody()
|
||||
case *object.HeadResponse:
|
||||
return v.GetBody()
|
||||
case *object.SearchRequest:
|
||||
return v.GetBody()
|
||||
case *object.SearchResponse:
|
||||
return v.GetBody()
|
||||
case *object.DeleteRequest:
|
||||
return v.GetBody()
|
||||
case *object.DeleteResponse:
|
||||
return v.GetBody()
|
||||
case *object.GetRangeRequest:
|
||||
return v.GetBody()
|
||||
case *object.GetRangeResponse:
|
||||
return v.GetBody()
|
||||
case *object.GetRangeHashRequest:
|
||||
return v.GetBody()
|
||||
case *object.GetRangeHashResponse:
|
||||
return v.GetBody()
|
||||
|
||||
/* Netmap */
|
||||
case *netmap.LocalNodeInfoRequest:
|
||||
return v.GetBody()
|
||||
case *netmap.LocalNodeInfoResponse:
|
||||
return v.GetBody()
|
||||
case *netmap.NetworkInfoRequest:
|
||||
return v.GetBody()
|
||||
case *netmap.NetworkInfoResponse:
|
||||
return v.GetBody()
|
||||
case *netmap.SnapshotRequest:
|
||||
return v.GetBody()
|
||||
case *netmap.SnapshotResponse:
|
||||
return v.GetBody()
|
||||
|
||||
/* Reputation */
|
||||
case *reputation.AnnounceLocalTrustRequest:
|
||||
return v.GetBody()
|
||||
case *reputation.AnnounceLocalTrustResponse:
|
||||
return v.GetBody()
|
||||
case *reputation.AnnounceIntermediateResultRequest:
|
||||
return v.GetBody()
|
||||
case *reputation.AnnounceIntermediateResultResponse:
|
||||
return v.GetBody()
|
||||
}
|
||||
}
|
||||
|
|
111
signature/verify.go
Normal file
111
signature/verify.go
Normal file
|
@ -0,0 +1,111 @@
|
|||
package signature
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/util/collection"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/util/signature"
|
||||
)
|
||||
|
||||
type signatureProvider interface {
|
||||
GetBodySignature() *refs.Signature
|
||||
GetMetaSignature() *refs.Signature
|
||||
GetOriginSignature() *refs.Signature
|
||||
}
|
||||
|
||||
// VerifyServiceMessage verifies service message.
|
||||
func VerifyServiceMessage(msg interface{}) error {
|
||||
switch v := msg.(type) {
|
||||
case nil:
|
||||
return nil
|
||||
case serviceRequest:
|
||||
return verifyServiceRequest(v)
|
||||
case serviceResponse:
|
||||
return verifyServiceResponse(v)
|
||||
default:
|
||||
panic(fmt.Sprintf("unsupported session message %T", v))
|
||||
}
|
||||
}
|
||||
|
||||
func verifyServiceRequest(v serviceRequest) error {
|
||||
meta := v.GetMetaHeader()
|
||||
verificationHeader := v.GetVerificationHeader()
|
||||
body := serviceMessageBody(v)
|
||||
size := collection.Max(body.StableSize(), meta.StableSize(), verificationHeader.StableSize())
|
||||
buf := make([]byte, 0, size)
|
||||
return verifyServiceRequestRecursive(body, meta, verificationHeader, buf)
|
||||
}
|
||||
|
||||
func verifyServiceRequestRecursive(body stableMarshaler, meta *session.RequestMetaHeader, verify *session.RequestVerificationHeader, buf []byte) error {
|
||||
verificationHeaderOrigin := verify.GetOrigin()
|
||||
metaOrigin := meta.GetOrigin()
|
||||
|
||||
stop, err := verifyMessageParts(body, meta, verificationHeaderOrigin, verificationHeaderOrigin != nil, verify, buf)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if stop {
|
||||
return nil
|
||||
}
|
||||
|
||||
return verifyServiceRequestRecursive(body, metaOrigin, verificationHeaderOrigin, buf)
|
||||
}
|
||||
|
||||
func verifyMessageParts(body, meta, originHeader stableMarshaler, hasOriginHeader bool, sigProvider signatureProvider, buf []byte) (stop bool, err error) {
|
||||
if err := verifyServiceMessagePart(meta, sigProvider.GetMetaSignature, buf); err != nil {
|
||||
return false, fmt.Errorf("could not verify meta header: %w", err)
|
||||
}
|
||||
|
||||
if err := verifyServiceMessagePart(originHeader, sigProvider.GetOriginSignature, buf); err != nil {
|
||||
return false, fmt.Errorf("could not verify origin of verification header: %w", err)
|
||||
}
|
||||
|
||||
if !hasOriginHeader {
|
||||
if err := verifyServiceMessagePart(body, sigProvider.GetBodySignature, buf); err != nil {
|
||||
return false, fmt.Errorf("could not verify body: %w", err)
|
||||
}
|
||||
|
||||
return true, nil
|
||||
}
|
||||
|
||||
if sigProvider.GetBodySignature() != nil {
|
||||
return false, errors.New("body signature misses at the matryoshka upper level")
|
||||
}
|
||||
|
||||
return false, nil
|
||||
}
|
||||
|
||||
func verifyServiceResponse(v serviceResponse) error {
|
||||
meta := v.GetMetaHeader()
|
||||
verificationHeader := v.GetVerificationHeader()
|
||||
body := serviceMessageBody(v)
|
||||
size := collection.Max(body.StableSize(), meta.StableSize(), verificationHeader.StableSize())
|
||||
buf := make([]byte, 0, size)
|
||||
return verifyServiceResponseRecursive(body, meta, verificationHeader, buf)
|
||||
}
|
||||
|
||||
func verifyServiceResponseRecursive(body stableMarshaler, meta *session.ResponseMetaHeader, verify *session.ResponseVerificationHeader, buf []byte) error {
|
||||
verificationHeaderOrigin := verify.GetOrigin()
|
||||
metaOrigin := meta.GetOrigin()
|
||||
|
||||
stop, err := verifyMessageParts(body, meta, verificationHeaderOrigin, verificationHeaderOrigin != nil, verify, buf)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if stop {
|
||||
return nil
|
||||
}
|
||||
|
||||
return verifyServiceResponseRecursive(body, metaOrigin, verificationHeaderOrigin, buf)
|
||||
}
|
||||
|
||||
func verifyServiceMessagePart(part stableMarshaler, sigRdr func() *refs.Signature, buf []byte) error {
|
||||
return signature.VerifyDataWithSource(
|
||||
&StableMarshalerWrapper{part},
|
||||
sigRdr,
|
||||
signature.WithBuffer(buf),
|
||||
)
|
||||
}
|
17
util/collection/slice.go
Normal file
17
util/collection/slice.go
Normal file
|
@ -0,0 +1,17 @@
|
|||
package collection
|
||||
|
||||
import "golang.org/x/exp/constraints"
|
||||
|
||||
// Max finds maximum value of items.
|
||||
func Max[T constraints.Ordered](items ...T) T {
|
||||
if len(items) == 0 {
|
||||
panic("failed to get max value: empty slice")
|
||||
}
|
||||
result := items[0]
|
||||
for i := 1; i < len(items); i++ {
|
||||
if items[i] > result {
|
||||
result = items[i]
|
||||
}
|
||||
}
|
||||
return result
|
||||
}
|
Loading…
Reference in a new issue