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publickeyservice.go
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publickeyservice.go
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package metaresolver
import (
"fmt"
"github.com/ethereum/go-ethereum/common"
"github.com/metadium/go-delegator/crypto"
"github.com/metadium/go-delegator/json"
"github.com/metadium/go-delegator/log"
"github.com/metadium/go-delegator/metaresolver/sc/identityregistry"
"github.com/metadium/go-delegator/metaresolver/sc/publickeyresolver"
)
func addPublicKeyDelegated(reqID uint64, req json.RPCRequest) (resp json.RPCResponse, errRet error) {
log.Debugd(reqID, " Call addPublicKeyDelegated Function")
resp.ID = req.ID
resp.Jsonrpc = req.Jsonrpc
tmpParams, errObj := getParameter(req.Method, req.Params)
if errObj != nil {
resp.Error = makeErrorResponse(errObj)
return
}
reqParam := tmpParams.(addPublicKeyDelegatedParams)
log.Debugfd(reqID, "parameter[ResolverAddress] : %x", reqParam.ResolverAddress)
log.Debugfd(reqID, "parameter[AssociatedAddress] : %x", reqParam.AssociatedAddress)
log.Debugfd(reqID, "parameter[PublicKey] : %x", reqParam.PublicKey)
log.Debugfd(reqID, "parameter[V] : %v", reqParam.V)
log.Debugfd(reqID, "parameter[R] : %v", reqParam.R)
log.Debugfd(reqID, "parameter[S] : %v", reqParam.S)
log.Debugfd(reqID, "parameter[Timestamp] : %v", reqParam.Timestamp)
log.Debugd(reqID, "PASS - 01. Check Parameter")
//2. is in publickeyresolver.GetAddressList
isValidResovlerAddress := publickeyresolver.ContainsInAddresses(reqParam.ResolverAddress)
log.Debugfd(reqID, "Reslover Address[%x] is Valid : %v", reqParam.ResolverAddress, isValidResovlerAddress)
if !isValidResovlerAddress {
err := fmt.Errorf("Is not valid resolver address")
errObj = &invalidAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
//3. GET EIN
ein, err := identityregistry.CallGetEIN(reqID, reqParam.AssociatedAddress)
if err != nil {
errObj = &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Debugfd(reqID, "EIN is %v", ein)
//4. Check IsProviderFor
providerAddr := common.HexToAddress(crypto.GetInstance().GetAddress())
isProvider, err := identityregistry.CallIsProviderFor(reqID, ein, providerAddr)
if err != nil {
errObj = &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
if !isProvider {
err = fmt.Errorf("Is not provider Address for user")
errObj = &invalidAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
//5. get isResolverFor
isResolver, err := identityregistry.CallIsResolverFor(reqID, ein, reqParam.ResolverAddress)
if err != nil {
errObj = &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
if !isResolver {
log.Infofd(reqID, "publicKeyResolver address is not added in identity(%v) [%x]", ein, reqParam.AssociatedAddress)
// err = fmt.Errorf("Is not resolver for user")
// errObj = &internalError{err.Error()}
// resp.Error = makeErrorResponse(errObj)
// return
// 5-1 Add PublicKeyResolver address to resolvers
tx, err := identityregistry.CallAddResolversFor(reqID, ein, []common.Address{reqParam.ResolverAddress})
if err != nil {
errObj = &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Infofd(reqID, "Transaction for Adding Resolver for (%v) : %x", ein, tx)
}
//6. get instance PublicKeyResolver
instance, err := publickeyresolver.GetInstance(reqParam.ResolverAddress)
if err != nil {
errObj := ¬ExistsAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
if instance == nil {
err = fmt.Errorf("Cannot get PublicKeyResolver Instance")
errObj := ¬ExistsAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Debugd(reqID, "PASS - 02. Get PublicKeyResolver")
//7. CallAddPublicKeyDelegated
var rBytes, sBytes [32]byte
copy(rBytes[:], reqParam.R)
copy(sBytes[:], reqParam.S)
trx, err := publickeyresolver.CallAddPublicKeyDelegated(reqID, instance, reqParam.AssociatedAddress, reqParam.PublicKey, reqParam.V[0], rBytes, sBytes, reqParam.Timestamp)
if err != nil {
log.Errorfd(reqID, "CallAddPublicKeyDelegated Error : %v", err)
errObj := &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Debugfd(reqID, "PASS 05. Call addPublicKeyDelegated : %v", trx.Hash().String())
// return txid
resp.Result = trx.Hash().String()
return
}
func removePublicKeyDelegated(reqID uint64, req json.RPCRequest) (resp json.RPCResponse, errRet error) {
log.Debugd(reqID, " Call removePublicKeyDelegated Function")
resp.ID = req.ID
resp.Jsonrpc = req.Jsonrpc
tmpParams, errObj := getParameter(req.Method, req.Params)
if errObj != nil {
resp.Error = makeErrorResponse(errObj)
return
}
reqParam := tmpParams.(removePublicKeyDelegatedParams)
log.Debugfd(reqID, "parameter[ResolverAddress] : %x", reqParam.ResolverAddress)
log.Debugfd(reqID, "parameter[AssociatedAddress] : %x", reqParam.AssociatedAddress)
log.Debugfd(reqID, "parameter[V] : %v", reqParam.V)
log.Debugfd(reqID, "parameter[R] : %v", reqParam.R)
log.Debugfd(reqID, "parameter[S] : %v", reqParam.S)
log.Debugfd(reqID, "parameter[Timestamp] : %v", reqParam.Timestamp)
log.Debugd(reqID, "PASS - 01. Check Parameter")
//2. is in publickeyresolver.GetAddressList
isValidResovlerAddress := publickeyresolver.ContainsInAddresses(reqParam.ResolverAddress)
log.Debugfd(reqID, "Reslover Address[%x] is Valid : %v", reqParam.ResolverAddress, isValidResovlerAddress)
if !isValidResovlerAddress {
err := fmt.Errorf("Is not valid resolver address")
errObj = &invalidAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
//3. get instance PublicKeyResolver
instance, err := publickeyresolver.GetInstance(reqParam.ResolverAddress)
if err != nil {
errObj := ¬ExistsAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
if instance == nil {
err = fmt.Errorf("Cannot get PublicKeyResolver Instance")
errObj := ¬ExistsAddressError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Debugd(reqID, "PASS - 02. Get PublicKeyResolver")
// 4. CallDelegatedApprove
var rBytes, sBytes [32]byte
copy(rBytes[:], reqParam.R)
copy(sBytes[:], reqParam.S)
trx, err := publickeyresolver.CallRemovePublicKeyDelegated(reqID, instance, reqParam.AssociatedAddress, reqParam.V[0], rBytes, sBytes, reqParam.Timestamp)
if err != nil {
log.Errorfd(reqID, "CallRemovePublicKeyDelegated Error : %v", err)
errObj := &internalError{err.Error()}
resp.Error = makeErrorResponse(errObj)
return
}
log.Debugfd(reqID, "PASS 05. Call RemovePublicKeyDelegated : %v", trx.Hash().String())
//return txid
resp.Result = trx.Hash().String()
return
}