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