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package api
import ( "errors" "net/http" "time"
ethCommon "github.com/ethereum/go-ethereum/common" "github.com/gin-gonic/gin" "github.com/hermeznetwork/hermez-node/apitypes" "github.com/hermeznetwork/hermez-node/common" "github.com/iden3/go-iden3-crypto/babyjub")
func (a *API) postAccountCreationAuth(c *gin.Context) { // Parse body
var apiAuth receivedAuth if err := c.ShouldBindJSON(&apiAuth); err != nil { retBadReq(err, c) return } // API to common + verify signature
commonAuth := accountCreationAuthAPIToCommon(&apiAuth) if !commonAuth.VerifySignature(a.chainID, a.hermezAddress) { retBadReq(errors.New("invalid signature"), c) return } // Insert to DB
if err := a.l2.AddAccountCreationAuthAPI(commonAuth); err != nil { retSQLErr(err, c) return } // Return OK
c.Status(http.StatusOK)}
func (a *API) getAccountCreationAuth(c *gin.Context) { // Get hezEthereumAddress
addr, err := parseParamHezEthAddr(c) if err != nil { retBadReq(err, c) return } // Fetch auth from l2DB
auth, err := a.l2.GetAccountCreationAuthAPI(*addr) if err != nil { retSQLErr(err, c) return } // Build successful response
c.JSON(http.StatusOK, auth)}
type receivedAuth struct { EthAddr apitypes.StrHezEthAddr `json:"hezEthereumAddress" binding:"required"` BJJ apitypes.StrHezBJJ `json:"bjj" binding:"required"` Signature apitypes.EthSignature `json:"signature" binding:"required"` Timestamp time.Time `json:"timestamp"`}
func accountCreationAuthAPIToCommon(apiAuth *receivedAuth) *common.AccountCreationAuth { return &common.AccountCreationAuth{ EthAddr: ethCommon.Address(apiAuth.EthAddr), BJJ: (babyjub.PublicKeyComp)(apiAuth.BJJ), Signature: []byte(apiAuth.Signature), Timestamp: apiAuth.Timestamp, }}
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