/
exec.go
82 lines (71 loc) · 2.14 KB
/
exec.go
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// Copyright Fuzamei Corp. 2018 All Rights Reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package executor
import (
"errors"
dbm "github.com/33cn/chain33/common/db"
"github.com/33cn/chain33/types"
pty "github.com/33cn/plugin/plugin/dapp/valnode/types"
)
const managerKey = "tendermint-manager"
// Exec_Node method
func (val *ValNode) Exec_Node(node *pty.ValNode, tx *types.Transaction, index int) (*types.Receipt, error) {
if !isValidManager(tx.From(), val.GetStateDB()) {
return nil, errors.New("not valid manager")
}
if len(node.GetPubKey()) == 0 {
return nil, errors.New("validator pubkey is empty")
}
if node.GetPower() < 0 {
return nil, errors.New("validator power must not be negative")
}
receipt := &types.Receipt{Ty: types.ExecOk, KV: nil, Logs: nil}
return receipt, nil
}
// Exec_BlockInfo method
func (val *ValNode) Exec_BlockInfo(blockInfo *pty.TendermintBlockInfo, tx *types.Transaction, index int) (*types.Receipt, error) {
receipt := &types.Receipt{Ty: types.ExecOk, KV: nil, Logs: nil}
return receipt, nil
}
func getConfigKey(key string, db dbm.KV) ([]byte, error) {
configKey := types.ConfigKey(key)
value, err := db.Get([]byte(configKey))
if err != nil {
clog.Error("getConfigKey not find", "configKey", configKey, "err", err)
return nil, err
}
return value, nil
}
func getManageKey(key string, db dbm.KV) ([]byte, error) {
manageKey := types.ManageKey(key)
value, err := db.Get([]byte(manageKey))
if err != nil {
clog.Info("getManageKey not find", "manageKey", manageKey, "err", err)
return getConfigKey(key, db)
}
return value, nil
}
func isValidManager(addr string, db dbm.KV) bool {
value, err := getManageKey(managerKey, db)
if err != nil {
clog.Error("isValidManager nil key", "managerKey", managerKey)
return false
}
if value == nil {
clog.Error("isValidManager nil value")
return false
}
var item types.ConfigItem
err = types.Decode(value, &item)
if err != nil {
clog.Error("isValidManager decode fail", "err", err)
return false
}
for _, op := range item.GetArr().Value {
if op == addr {
return true
}
}
return false
}