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fix(cluster): 修复节点重启时 WaitGroup 负计数器 panic #74

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fix(cluster): 修复节点重启时 WaitGroup 负计数器 panic #74

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10 changes: 8 additions & 2 deletions cluster/node/proxy.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ package node

import (
"context"
"sync"
"time"

"github.com/dobyte/due/v2/cluster"
Expand All @@ -17,6 +18,7 @@ type Proxy struct {
node *Node // 节点服务器
gateLinker *link.GateLinker // 网关链接器
nodeLinker *link.NodeLinker // 节点链接器
boundUsers sync.Map // 跟踪已绑定用户
}

func newProxy(node *Node) *Proxy {
Expand Down Expand Up @@ -174,7 +176,9 @@ func (p *Proxy) BindNode(ctx context.Context, uid int64, nameAndNID ...string) e
}

if nid == p.node.opts.id {
p.node.addWait()
if _, loaded := p.boundUsers.LoadOrStore(uid, struct{}{}); !loaded {
p.node.addWait()
}
}

return nil
Expand All @@ -195,7 +199,9 @@ func (p *Proxy) UnbindNode(ctx context.Context, uid int64, nameAndNID ...string)
}

if nid == p.node.opts.id {
p.node.doneWait()
if _, loaded := p.boundUsers.LoadAndDelete(uid); loaded {
p.node.doneWait()
}
}

return nil
Expand Down
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