Method Retain

pkg/proxy/backend.go:514–522

(addr string)

}

func (p *sharedBackendConnPool) Retain(addr string) *sharedBackendConn {
	if bc := p.pool[addr]; bc != nil {
		return bc.Retain()
	} else {
		bc = newSharedBackendConn(addr, p)
		p.pool[addr] = bc
		return bc
	}
}