57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
/*
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* Copyright (c) 2016 MariaDB Corporation Ab
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*
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* Use of this software is governed by the Business Source License included
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* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
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*
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* Change Date: 2022-01-01
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*
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* On the date above, in accordance with the Business Source License, use
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* of this software will be governed by version 2 or later of the General
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* Public License.
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*/
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#include "dcb.hh"
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#include <maxbase/atomic.hh>
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#include <maxscale/service.hh>
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Dcb::Dcb(DCB* pDcb)
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: m_sInner()
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{
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// A null value for m_pDcb is allowed as a special non-existing dcb
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if (pDcb)
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{
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try
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{
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m_sInner = SDCB(pDcb, Dcb::deleter);
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}
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catch (const std::exception&)
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{
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dcb_close(pDcb);
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throw;
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}
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}
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}
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void Dcb::deleter(DCB* dcb)
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{
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if (dcb)
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{
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HR_DEBUG("CLOSING dcb");
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// TODO: You should not need to manually adjust any
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// TODO: connections number, dcb_close should handle that.
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SERVER_REF* pSref = dcb->service->dbref;
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while (pSref && (pSref->server != dcb->server))
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{
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pSref = pSref->next;
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}
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if (pSref)
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{
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mxb::atomic::add(&pSref->connections, -1);
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}
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dcb_close(dcb);
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}
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}
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