cic-custodial/internal/custodial/custodial.go

90 lines
2.4 KiB
Go

package custodial
import (
"context"
"crypto/ecdsa"
"time"
"github.com/bsm/redislock"
"github.com/celo-org/celo-blockchain/common"
eth_crypto "github.com/celo-org/celo-blockchain/crypto"
"github.com/grassrootseconomics/celoutils"
"github.com/grassrootseconomics/cic-custodial/internal/nonce"
"github.com/grassrootseconomics/cic-custodial/internal/store"
"github.com/grassrootseconomics/cic-custodial/internal/tasker"
"github.com/grassrootseconomics/cic-custodial/pkg/util"
"github.com/grassrootseconomics/w3-celo-patch"
"github.com/redis/go-redis/v9"
"github.com/zerodha/logf"
)
type (
Opts struct {
ApprovalTimeout time.Duration
CeloProvider *celoutils.Provider
LockProvider *redislock.Client
Logg logf.Logger
Noncestore nonce.Noncestore
Store store.Store
RedisClient *redis.Client
RegistryAddress string
SystemPrivateKey string
SystemPublicKey string
TaskerClient *tasker.TaskerClient
}
Custodial struct {
ApprovalTimeout time.Duration
Abis map[string]*w3.Func
CeloProvider *celoutils.Provider
LockProvider *redislock.Client
Logg logf.Logger
Noncestore nonce.Noncestore
Store store.Store
RedisClient *redis.Client
RegistryMap map[string]common.Address
SystemPrivateKey *ecdsa.PrivateKey
SystemPublicKey string
TaskerClient *tasker.TaskerClient
}
)
func NewCustodial(o Opts) (*Custodial, error) {
ctx, cancel := context.WithTimeout(context.Background(), util.SLATimeout)
defer cancel()
registryMap, err := o.CeloProvider.RegistryMap(ctx, celoutils.HexToAddress(o.RegistryAddress))
if err != nil {
o.Logg.Error("custodial: critical error loading contracts from registry: %v", err)
return nil, err
}
systemNonce, err := o.Noncestore.Peek(ctx, o.SystemPublicKey)
if err != nil {
return nil, err
}
o.Logg.Info("custodial: loaded_nonce", "system_nonce", systemNonce)
privateKey, err := eth_crypto.HexToECDSA(o.SystemPrivateKey)
if err != nil {
return nil, err
}
return &Custodial{
ApprovalTimeout: o.ApprovalTimeout,
Abis: initAbis(),
CeloProvider: o.CeloProvider,
LockProvider: o.LockProvider,
Logg: o.Logg,
Noncestore: o.Noncestore,
Store: o.Store,
RedisClient: o.RedisClient,
RegistryMap: registryMap,
SystemPrivateKey: privateKey,
SystemPublicKey: o.SystemPublicKey,
TaskerClient: o.TaskerClient,
}, nil
}