rtarget_table.h

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/*
 * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
 */
 
#ifndef SRC_BGP_RTARGET_RTARGET_TABLE_H_
#define SRC_BGP_RTARGET_RTARGET_TABLE_H_
 
#include <atomic>
#include <string>
 
#include "bgp/bgp_attr.h"
#include "bgp/bgp_table.h"
#include "bgp/rtarget/rtarget_address.h"
#include "bgp/rtarget/rtarget_route.h"
 
class BgpServer;
class BgpRoute;
 
class RTargetTable : public BgpTable {
public:
    struct RequestKey : BgpTable::RequestKey {
        RequestKey(const RTargetPrefix &prefix, const IPeer *ipeer)
            : prefix(prefix), peer(ipeer) {
        }
        RTargetPrefix prefix;
        const IPeer *peer;
        virtual const IPeer *GetPeer() const { return peer; }
    };
 
    RTargetTable(DB *db, const std::string &name);
 
    virtual std::unique_ptr<DBEntry> AllocEntry(const DBRequestKey *key) const;
    virtual std::unique_ptr<DBEntry> AllocEntryStr(const std::string &key) const;
 
    virtual Address::Family family() const { return Address::RTARGET; }
 
    virtual size_t Hash(const DBEntry *entry) const;
    virtual size_t Hash(const DBRequestKey *key) const;
 
    virtual BgpRoute *RouteReplicate(BgpServer *server, BgpTable *src_table,
                                     BgpRoute *src_rt, const BgpPath *path,
                                     ExtCommunityPtr ptr);
 
    virtual bool Export(RibOut *ribout, Route *route,
                        const RibPeerSet &peerset,
                        UpdateInfoSList &info_slist);
    static DBTableBase *CreateTable(DB *db, const std::string &name);
    time_t last_updated() const { return last_updated_; }
 
private:
    virtual BgpRoute *TableFind(DBTablePartition *rtp,
                                const DBRequestKey *prefix);
    void AddRemoveCallback(const DBEntryBase *entry, bool add) const;
 
    mutable std::atomic<time_t> last_updated_;
 
    DISALLOW_COPY_AND_ASSIGN(RTargetTable);
};
 
#endif  // SRC_BGP_RTARGET_RTARGET_TABLE_H_