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changeaction.go
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changeaction.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 (
"sort"
"github.com/33cn/chain33/common"
"github.com/33cn/chain33/types"
auty "github.com/33cn/plugin/plugin/dapp/autonomy/types"
)
func (a *action) propChange(prob *auty.ProposalChange) (*types.Receipt, error) {
//如果全小于等于0,则说明该提案规则参数不正确
if prob == nil || len(prob.Changes) == 0 {
alog.Error("propChange ", "ProposalChange ChangeCfg invaild or have no modify param", prob)
return nil, types.ErrInvalidParam
}
if prob.StartBlockHeight < a.height || prob.EndBlockHeight < a.height ||
prob.StartBlockHeight+startEndBlockPeriod > prob.EndBlockHeight {
alog.Error("propChange height invaild", "StartBlockHeight", prob.StartBlockHeight, "EndBlockHeight",
prob.EndBlockHeight, "height", a.height)
return nil, auty.ErrSetBlockHeight
}
act, err := a.getActiveBoard()
if err != nil {
alog.Error("propChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "getActiveBoard failed", err)
return nil, err
}
// 检查是否符合提案修改
new, err := a.checkChangeable(act, prob.Changes)
if err != nil {
alog.Error("propChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "checkChangeable failed", err)
return nil, err
}
// 获取当前生效提案规则,并且将不修改的规则补齐
rule, err := a.getActiveRule()
if err != nil {
alog.Error("propChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "getActiveRule failed", err)
return nil, err
}
receipt, err := a.coinsAccount.ExecFrozen(a.fromaddr, a.execaddr, rule.ProposalAmount)
if err != nil {
alog.Error("propChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ExecFrozen amount", rule.ProposalAmount)
return nil, err
}
var logs []*types.ReceiptLog
var kv []*types.KeyValue
logs = append(logs, receipt.Logs...)
kv = append(kv, receipt.KV...)
cur := &auty.AutonomyProposalChange{
PropChange: prob,
CurRule: rule,
Board: new,
VoteResult: &auty.VoteResult{TotalVotes: int32(len(act.Boards))},
Status: auty.AutonomyStatusProposalChange,
Address: a.fromaddr,
Height: a.height,
Index: a.index,
ProposalID: common.ToHex(a.txhash),
}
key := propChangeID(common.ToHex(a.txhash))
value := types.Encode(cur)
kv = append(kv, &types.KeyValue{Key: key, Value: value})
receiptLog := getChangeReceiptLog(nil, cur, auty.TyLogPropChange)
logs = append(logs, receiptLog)
return &types.Receipt{Ty: types.ExecOk, KV: kv, Logs: logs}, nil
}
func (a *action) rvkPropChange(rvkProb *auty.RevokeProposalChange) (*types.Receipt, error) {
cur, err := a.getProposalChange(rvkProb.ProposalID)
if err != nil {
alog.Error("rvkPropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "getProposalChange failed",
rvkProb.ProposalID, "err", err)
return nil, err
}
pre := copyAutonomyProposalChange(cur)
// 检查当前状态
if cur.Status != auty.AutonomyStatusProposalChange {
err := auty.ErrProposalStatus
alog.Error("rvkPropChange ", "addr", a.fromaddr, "status", cur.Status, "status is not match",
rvkProb.ProposalID, "err", err)
return nil, err
}
start := cur.GetPropChange().StartBlockHeight
if a.height >= start {
err := auty.ErrRevokeProposalPeriod
alog.Error("rvkPropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ProposalID",
rvkProb.ProposalID, "err", err)
return nil, err
}
if a.fromaddr != cur.Address {
err := auty.ErrRevokeProposalPower
alog.Error("rvkPropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ProposalID",
rvkProb.ProposalID, "err", err)
return nil, err
}
var logs []*types.ReceiptLog
var kv []*types.KeyValue
receipt, err := a.coinsAccount.ExecActive(a.fromaddr, a.execaddr, cur.CurRule.ProposalAmount)
if err != nil {
alog.Error("rvkPropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ExecActive amount", cur.CurRule.ProposalAmount, "err", err)
return nil, err
}
logs = append(logs, receipt.Logs...)
kv = append(kv, receipt.KV...)
cur.Status = auty.AutonomyStatusRvkPropChange
kv = append(kv, &types.KeyValue{Key: propChangeID(rvkProb.ProposalID), Value: types.Encode(cur)})
receiptLog := getChangeReceiptLog(pre, cur, auty.TyLogRvkPropChange)
logs = append(logs, receiptLog)
return &types.Receipt{Ty: types.ExecOk, KV: kv, Logs: logs}, nil
}
func (a *action) votePropChange(voteProb *auty.VoteProposalChange) (*types.Receipt, error) {
cur, err := a.getProposalChange(voteProb.ProposalID)
if err != nil {
alog.Error("votePropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "getProposalChange failed",
voteProb.ProposalID, "err", err)
return nil, err
}
pre := copyAutonomyProposalChange(cur)
// 检查当前状态
if cur.Status == auty.AutonomyStatusRvkPropChange ||
cur.Status == auty.AutonomyStatusTmintPropChange {
err := auty.ErrProposalStatus
alog.Error("votePropChange ", "addr", a.fromaddr, "status", cur.Status, "ProposalID",
voteProb.ProposalID, "err", err)
return nil, err
}
start := cur.GetPropChange().StartBlockHeight
end := cur.GetPropChange().EndBlockHeight
real := cur.GetPropChange().RealEndBlockHeight
if a.height < start || a.height > end || real != 0 {
err := auty.ErrVotePeriod
alog.Error("votePropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ProposalID",
voteProb.ProposalID, "err", err)
return nil, err
}
// 检查是否已经参与投票
votes, err := a.checkVotesRecord([]string{a.fromaddr}, votesRecord(voteProb.ProposalID))
if err != nil {
alog.Error("votePropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "checkVotesRecord failed",
voteProb.ProposalID, "err", err)
return nil, err
}
// 董事会成员验证
mpBd := make(map[string]struct{})
for _, b := range cur.Board.Boards {
mpBd[b] = struct{}{}
}
for _, ch := range cur.PropChange.Changes {
if ch.Cancel {
mpBd[ch.Addr] = struct{}{}
} else {
if _, ok := mpBd[ch.Addr]; ok {
delete(mpBd, ch.Addr)
}
}
}
if _, ok := mpBd[a.fromaddr]; !ok {
err = auty.ErrNoActiveBoard
alog.Error("votePropChange ", "addr", a.fromaddr, "this addr is not active board member",
voteProb.ProposalID, "err", err)
return nil, err
}
// 更新投票记录
votes.Address = append(votes.Address, a.fromaddr)
if voteProb.Approve {
cur.VoteResult.ApproveVotes++
} else {
cur.VoteResult.OpposeVotes++
}
var logs []*types.ReceiptLog
var kv []*types.KeyValue
// 首次进入投票期,即将提案金转入自治系统地址
if cur.Status == auty.AutonomyStatusProposalChange {
receipt, err := a.coinsAccount.ExecTransferFrozen(cur.Address, a.execaddr, a.execaddr, cur.CurRule.ProposalAmount)
if err != nil {
alog.Error("votePropChange ", "addr", cur.Address, "execaddr", a.execaddr, "ExecTransferFrozen amount fail", err)
return nil, err
}
logs = append(logs, receipt.Logs...)
kv = append(kv, receipt.KV...)
}
if cur.VoteResult.TotalVotes != 0 &&
float32(cur.VoteResult.ApproveVotes)/float32(cur.VoteResult.TotalVotes) > float32(cur.CurRule.BoardApproveRatio)/100.0 {
cur.VoteResult.Pass = true
cur.PropChange.RealEndBlockHeight = a.height
}
key := propChangeID(voteProb.ProposalID)
cur.Status = auty.AutonomyStatusVotePropChange
if cur.VoteResult.Pass {
cur.Status = auty.AutonomyStatusTmintPropChange
}
kv = append(kv, &types.KeyValue{Key: key, Value: types.Encode(cur)})
// 更新VotesRecord
kv = append(kv, &types.KeyValue{Key: votesRecord(voteProb.ProposalID), Value: types.Encode(votes)})
// 更新activeBoard
if cur.VoteResult.Pass {
kv = append(kv, &types.KeyValue{Key: activeBoardID(), Value: types.Encode(cur.Board)})
}
ty := auty.TyLogVotePropChange
if cur.VoteResult.Pass {
ty = auty.TyLogTmintPropChange
}
receiptLog := getChangeReceiptLog(pre, cur, int32(ty))
logs = append(logs, receiptLog)
return &types.Receipt{Ty: types.ExecOk, KV: kv, Logs: logs}, nil
}
func (a *action) tmintPropChange(tmintProb *auty.TerminateProposalChange) (*types.Receipt, error) {
cur, err := a.getProposalChange(tmintProb.ProposalID)
if err != nil {
alog.Error("tmintPropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "getProposalChange failed",
tmintProb.ProposalID, "err", err)
return nil, err
}
pre := copyAutonomyProposalChange(cur)
// 检查当前状态
if cur.Status == auty.AutonomyStatusTmintPropChange ||
cur.Status == auty.AutonomyStatusRvkPropChange {
err := auty.ErrProposalStatus
alog.Error("tmintPropChange ", "addr", a.fromaddr, "status", cur.Status, "status is not match",
tmintProb.ProposalID, "err", err)
return nil, err
}
end := cur.GetPropChange().EndBlockHeight
if a.height <= end && !cur.VoteResult.Pass {
err := auty.ErrTerminatePeriod
alog.Error("tmintPropChange ", "addr", a.fromaddr, "status", cur.Status, "height", a.height,
"in vote period can not terminate", tmintProb.ProposalID, "err", err)
return nil, err
}
if cur.VoteResult.TotalVotes != 0 &&
float32(cur.VoteResult.ApproveVotes)/float32(cur.VoteResult.TotalVotes) > float32(cur.CurRule.BoardApproveRatio)/100.0 {
cur.VoteResult.Pass = true
} else {
cur.VoteResult.Pass = false
}
cur.PropChange.RealEndBlockHeight = a.height
var logs []*types.ReceiptLog
var kv []*types.KeyValue
// 未进行投票情况下,符合提案关闭的也需要扣除提案费用
if cur.Status == auty.AutonomyStatusProposalChange {
receipt, err := a.coinsAccount.ExecTransferFrozen(cur.Address, a.execaddr, a.execaddr, cur.CurRule.ProposalAmount)
if err != nil {
alog.Error("votePropChange ", "addr", a.fromaddr, "execaddr", a.execaddr, "ExecTransferFrozen amount fail", err)
return nil, err
}
logs = append(logs, receipt.Logs...)
kv = append(kv, receipt.KV...)
}
cur.Status = auty.AutonomyStatusTmintPropChange
kv = append(kv, &types.KeyValue{Key: propChangeID(tmintProb.ProposalID), Value: types.Encode(cur)})
// 更新系统规则
if cur.VoteResult.Pass {
kv = append(kv, &types.KeyValue{Key: activeBoardID(), Value: types.Encode(cur.Board)})
}
receiptLog := getChangeReceiptLog(pre, cur, auty.TyLogTmintPropChange)
logs = append(logs, receiptLog)
return &types.Receipt{Ty: types.ExecOk, KV: kv, Logs: logs}, nil
}
func (a *action) getProposalChange(ID string) (*auty.AutonomyProposalChange, error) {
value, err := a.db.Get(propChangeID(ID))
if err != nil {
return nil, err
}
cur := &auty.AutonomyProposalChange{}
err = types.Decode(value, cur)
if err != nil {
return nil, err
}
return cur, nil
}
func (a *action) checkChangeable(act *auty.ActiveBoard, change []*auty.Change) (*auty.ActiveBoard, error) {
mpBd := make(map[string]struct{})
mpRbd := make(map[string]struct{})
for _, b := range act.Boards {
mpBd[b] = struct{}{}
}
for _, b := range act.Revboards {
mpRbd[b] = struct{}{}
}
for _, ch := range change {
if ch.Cancel {
if _, ok := mpBd[ch.Addr]; !ok {
return nil, auty.ErrChangeBoardAddr
}
// 将删除的加入对端
delete(mpBd, ch.Addr)
mpRbd[ch.Addr] = struct{}{}
} else {
if _, ok := mpRbd[ch.Addr]; !ok {
return nil, auty.ErrChangeBoardAddr
}
// 将删除的加入对端
delete(mpRbd, ch.Addr)
mpBd[ch.Addr] = struct{}{}
}
}
if len(mpBd) > maxBoards || len(mpBd) < minBoards {
return nil, auty.ErrBoardNumber
}
new := &auty.ActiveBoard{
Amount: act.Amount,
StartHeight: act.StartHeight,
}
for k := range mpBd {
new.Boards = append(new.Boards, k)
}
sort.Strings(new.Boards)
for k := range mpRbd {
new.Revboards = append(new.Revboards, k)
}
sort.Strings(new.Revboards)
return new, nil
}
// getReceiptLog 根据提案信息获取log
// 状态变化:
func getChangeReceiptLog(pre, cur *auty.AutonomyProposalChange, ty int32) *types.ReceiptLog {
log := &types.ReceiptLog{}
log.Ty = ty
r := &auty.ReceiptProposalChange{Prev: pre, Current: cur}
log.Log = types.Encode(r)
return log
}
func copyAutonomyProposalChange(cur *auty.AutonomyProposalChange) *auty.AutonomyProposalChange {
if cur == nil {
return nil
}
newAut := *cur
if cur.PropChange != nil {
newPropChange := *cur.PropChange
newAut.PropChange = &newPropChange
if cur.PropChange.Changes != nil {
newAut.PropChange.Changes = make([]*auty.Change, len(cur.PropChange.Changes))
chs := cur.PropChange.Changes
for i, ch := range chs {
newch := *ch
newAut.PropChange.Changes[i] = &newch
}
}
}
if cur.CurRule != nil {
newChange := *cur.GetCurRule()
newAut.CurRule = &newChange
}
if cur.Board != nil {
newBoard := *cur.GetBoard()
newBoard.Boards = make([]string, len(cur.Board.Boards))
copy(newBoard.Boards, cur.Board.Boards)
newBoard.Revboards = make([]string, len(cur.Board.Revboards))
copy(newBoard.Revboards, cur.Board.Revboards)
newAut.Board = &newBoard
}
if cur.VoteResult != nil {
newRes := *cur.GetVoteResult()
newAut.VoteResult = &newRes
}
return &newAut
}