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Code Issues Releases Activity

fix panic: sync: negative WaitGroup counter

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This commit is contained in:
huwenbo
2017-06-13 15:19:51 +08:00
parent cab8458c1c
commit 55e6c15073
2 changed files with 13 additions and 2 deletions
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13
grace/conn.go
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@ -3,11 +3,14 @@ package grace
import (
"errors"
"net"
"sync"
)
type graceConn struct {
net.Conn
server *Server
m sync.Mutex
closed bool
}
func (c graceConn) Close() (err error) {
@ -23,6 +26,14 @@ func (c graceConn) Close() (err error) {
}
}
}()
c.m.Lock()
if c.closed {
c.m.Unlock()
return
}
c.server.wg.Done()
c.closed = true
c.m.Unlock()
return c.Conn.Close()
}
}