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server/peer: wrap 'defer pool.Put()' in a closure
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parent
cbe308a0bd
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@ -119,32 +119,33 @@ func (peer *Peer) Handler() {
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}
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// grab buffer && read packet body
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buf := pool.Get()
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defer pool.Put(buf)
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if _, err := buf.ReadFrom(io.LimitReader(peer.conn, int64(sz))); err != nil {
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log.Printf("[FATAL] failed to read packet body! %v", err)
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return
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}
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if err := func() error { // we wrap this in a closure so we can easily defer the buffer return to pool
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buf := pool.Get()
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defer pool.Put(buf)
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if _, err := buf.ReadFrom(io.LimitReader(peer.conn, int64(sz))); err != nil {
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return fmt.Errorf("failed to read packet body! %v", err)
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}
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// decrypt
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protocol.DecryptData(buf.Bytes(), peer.E_key)
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pkt := protocol.NewPacket(buf)
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// decrypt
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protocol.DecryptData(buf.Bytes(), peer.E_key)
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pkt := protocol.NewPacket(buf)
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// create packet && read typeID
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var typeID uint32
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if err := pkt.Decode(&typeID); err != nil {
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log.Printf("[FATAL] failed to read packet type! %v", err)
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return
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}
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// create packet && read typeID
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var typeID uint32
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if err := pkt.Decode(&typeID); err != nil {
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return fmt.Errorf("failed to read packet type! %v", err)
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}
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// dispatch packet
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log.Printf("Got packet ID: %x, with a sizeof: %d\n", typeID, sz)
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if err := peer.handler.HandlePacket(peer, typeID, pkt); err != nil {
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// dispatch packet
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log.Printf("Got packet ID: %x, with a sizeof: %d\n", typeID, sz)
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if err := peer.handler.HandlePacket(peer, typeID, pkt); err != nil {
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return err
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}
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return nil
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}(); err != nil {
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log.Printf("[FATAL] %v", err)
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return
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}
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// restore buffer to pool
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pool.Put(buf)
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}
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}
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