package frostfsid import ( "git.frostfs.info/TrueCloudLab/frostfs-contract/common" "github.com/nspcc-dev/neo-go/pkg/interop" "github.com/nspcc-dev/neo-go/pkg/interop/iterator" "github.com/nspcc-dev/neo-go/pkg/interop/native/management" "github.com/nspcc-dev/neo-go/pkg/interop/runtime" "github.com/nspcc-dev/neo-go/pkg/interop/storage" ) type ( UserInfo struct { Keys [][]byte } ) const ( ownerSize = 1 + interop.Hash160Len + 4 ) const ( netmapContractKey = "netmapScriptHash" containerContractKey = "containerScriptHash" ownerKeysPrefix = 'o' ) func _deploy(data interface{}, isUpdate bool) { ctx := storage.GetContext() if isUpdate { args := data.([]interface{}) common.CheckVersion(args[len(args)-1].(int)) return } args := data.(struct { addrNetmap interop.Hash160 addrContainer interop.Hash160 }) if len(args.addrNetmap) != interop.Hash160Len || len(args.addrContainer) != interop.Hash160Len { panic("incorrect length of contract script hash") } storage.Put(ctx, netmapContractKey, args.addrNetmap) storage.Put(ctx, containerContractKey, args.addrContainer) runtime.Log("frostfsid contract initialized") } // Update method updates contract source code and manifest. It can be invoked // only by committee. func Update(script []byte, manifest []byte, data interface{}) { if !common.HasUpdateAccess() { panic("only committee can update contract") } management.UpdateWithData(script, manifest, common.AppendVersion(data)) runtime.Log("frostfsid contract updated") } // AddKey binds a list of the provided public keys to the OwnerID. It can be invoked only by // Alphabet nodes. // // This method panics if the OwnerID is not an ownerSize byte or the public key is not 33 byte long. // If the key is already bound, the method ignores it. func AddKey(owner []byte, keys []interop.PublicKey) { // V2 format if len(owner) != ownerSize { panic("incorrect owner") } for i := range keys { if len(keys[i]) != interop.PublicKeyCompressedLen { panic("incorrect public key") } } ctx := storage.GetContext() common.CheckAlphabetWitness() ownerKey := append([]byte{ownerKeysPrefix}, owner...) for i := range keys { stKey := append(ownerKey, keys[i]...) storage.Put(ctx, stKey, []byte{1}) } runtime.Log("key bound to the owner") } // RemoveKey unbinds the provided public keys from the OwnerID. It can be invoked only by // Alphabet nodes. // // This method panics if the OwnerID is not an ownerSize byte or the public key is not 33 byte long. // If the key is already unbound, the method ignores it. func RemoveKey(owner []byte, keys []interop.PublicKey) { // V2 format if len(owner) != ownerSize { panic("incorrect owner") } for i := range keys { if len(keys[i]) != interop.PublicKeyCompressedLen { panic("incorrect public key") } } ctx := storage.GetContext() multiaddr := common.AlphabetAddress() if !runtime.CheckWitness(multiaddr) { panic("invocation from non inner ring node") } ownerKey := append([]byte{ownerKeysPrefix}, owner...) for i := range keys { stKey := append(ownerKey, keys[i]...) storage.Delete(ctx, stKey) } } // Key method returns a list of 33-byte public keys bound with the OwnerID. // // This method panics if the owner is not ownerSize byte long. func Key(owner []byte) [][]byte { // V2 format if len(owner) != ownerSize { panic("incorrect owner") } ctx := storage.GetReadOnlyContext() ownerKey := append([]byte{ownerKeysPrefix}, owner...) info := getUserInfo(ctx, ownerKey) return info.Keys } // Version returns the version of the contract. func Version() int { return common.Version } func getUserInfo(ctx storage.Context, key interface{}) UserInfo { it := storage.Find(ctx, key, storage.KeysOnly|storage.RemovePrefix) pubs := [][]byte{} for iterator.Next(it) { pub := iterator.Value(it).([]byte) pubs = append(pubs, pub) } return UserInfo{Keys: pubs} }