Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
       3             :  */
       4             : 
       5             : #include <sstream>
       6             : #include <fstream>
       7             : #include <uve/vrouter_uve_entry.h>
       8             : #include <cfg/cfg_init.h>
       9             : #include <init/agent_param.h>
      10             : #include <oper/interface_common.h>
      11             : #include <oper/interface.h>
      12             : #include <oper/vm.h>
      13             : #include <oper/vn.h>
      14             : #include <oper/mirror_table.h>
      15             : #include <controller/controller_peer.h>
      16             : #include <uve/agent_uve_stats.h>
      17             : #include <uve/vrouter_uve_entry.h>
      18             : #include <cmn/agent_stats.h>
      19             : #include <base/cpuinfo.h>
      20             : #include <base/util.h>
      21             : #include <cmn/agent_cmn.h>
      22             : #include <vrouter/flow_stats/flow_stats_manager.h>
      23             : 
      24             : using namespace std;
      25             : 
      26           6 : VrouterUveEntry::VrouterUveEntry(Agent *agent)
      27           6 :     : VrouterUveEntryBase(agent), bandwidth_count_(0), port_bitmap_(),
      28           6 :       flow_info_(), vrf_walk_id_(DBTableWalker::kInvalidWalkerId) {
      29           6 :     start_time_ = UTCTimestampUsec();
      30           6 : }
      31             : 
      32           9 : VrouterUveEntry::~VrouterUveEntry() {
      33           9 : }
      34             : 
      35           0 : bool VrouterUveEntry::SendVrouterMsg() {
      36             :     static bool first = true;
      37           0 :     VrouterStatsAgent stats;
      38             : 
      39           0 :     VrouterUveEntryBase::SendVrouterMsg();
      40             : 
      41           0 :     stats.set_name(agent_->agent_name());
      42             : 
      43           0 :     if (prev_stats_.get_in_tpkts() !=
      44           0 :         agent_->stats()->in_pkts() || first) {
      45           0 :         stats.set_in_tpkts(agent_->stats()->in_pkts());
      46           0 :         prev_stats_.set_in_tpkts(agent_->stats()->in_pkts());
      47             :     }
      48             : 
      49           0 :     if (prev_stats_.get_in_bytes() !=
      50           0 :         agent_->stats()->in_bytes() || first) {
      51           0 :         stats.set_in_bytes(agent_->stats()->in_bytes());
      52           0 :         prev_stats_.set_in_bytes(agent_->stats()->in_bytes());
      53             :     }
      54             : 
      55           0 :     if (prev_stats_.get_out_tpkts() !=
      56           0 :         agent_->stats()->out_pkts() || first) {
      57           0 :         stats.set_out_tpkts(agent_->stats()->out_pkts());
      58           0 :         prev_stats_.set_out_tpkts(agent_->stats()->out_pkts());
      59             :     }
      60             : 
      61           0 :     if (prev_stats_.get_out_bytes() !=
      62           0 :         agent_->stats()->out_bytes() || first) {
      63           0 :         stats.set_out_bytes(agent_->stats()->out_bytes());
      64           0 :         prev_stats_.set_out_bytes(agent_->stats()->out_bytes());
      65             :     }
      66             : 
      67           0 :     if (prev_stats_.get_exception_packets() !=
      68           0 :         agent_->stats()->pkt_exceptions() || first) {
      69           0 :         stats.set_exception_packets(agent_->stats()->pkt_exceptions());
      70           0 :         prev_stats_.set_exception_packets(agent_->stats()->pkt_exceptions());
      71             :     }
      72             : 
      73           0 :     if (prev_stats_.get_exception_packets_dropped() !=
      74           0 :             agent_->stats()->pkt_dropped() || first) {
      75           0 :         stats.set_exception_packets_dropped(agent_->stats()->pkt_dropped());
      76           0 :         prev_stats_.set_exception_packets_dropped(agent_->stats()->
      77             :                                                   pkt_dropped());
      78             :     }
      79             : 
      80           0 :     uint64_t e_pkts_allowed = (agent_->stats()->pkt_exceptions() -
      81           0 :                                agent_->stats()->pkt_dropped());
      82           0 :     if (prev_stats_.get_exception_packets_allowed() != e_pkts_allowed) {
      83           0 :         stats.set_exception_packets_allowed(e_pkts_allowed);
      84           0 :         prev_stats_.set_exception_packets_allowed(e_pkts_allowed);
      85             :     }
      86             : 
      87           0 :     if (prev_stats_.get_total_flows() !=
      88           0 :         agent_->stats()->flow_created() || first) {
      89           0 :         stats.set_total_flows(agent_->stats()->flow_created());
      90           0 :         prev_stats_.set_total_flows(agent_->stats()->
      91             :                                     flow_created());
      92             :     }
      93             : 
      94           0 :     if (prev_stats_.get_aged_flows() !=
      95           0 :             agent_->stats()->flow_aged() || first) {
      96           0 :         stats.set_aged_flows(agent_->stats()->flow_aged());
      97           0 :         prev_stats_.set_aged_flows(agent_->stats()->flow_aged());
      98             :     }
      99           0 :     map<string, PhyIfStats> phy_if_list;
     100           0 :     map<string, PhyIfInfo> phy_if_info;
     101           0 :     map<string, AgentDropStats> phy_if_ds;
     102           0 :     BuildPhysicalInterfaceList(phy_if_list, phy_if_info, phy_if_ds);
     103           0 :     stats.set_raw_phy_if_stats(phy_if_list);
     104           0 :     stats.set_raw_phy_if_drop_stats(phy_if_ds);
     105             : 
     106           0 :     if (prev_stats_.get_phy_if_info() != phy_if_info) {
     107           0 :         stats.set_phy_if_info(phy_if_info);
     108           0 :         prev_stats_.set_phy_if_info(phy_if_info);
     109             :     }
     110             : 
     111           0 :     bandwidth_count_++;
     112           0 :     if (first) {
     113           0 :         InitPrevStats();
     114             :         //First sample of bandwidth is sent after 1.5, 5.5 and 10.5 minutes
     115           0 :         bandwidth_count_ = 0;
     116             :     }
     117             :     // 1 minute bandwidth
     118           0 :     if (bandwidth_count_ && ((bandwidth_count_ % bandwidth_mod_1min) == 0)) {
     119           0 :         vector<AgentIfBandwidth> phy_if_blist;
     120           0 :         double in_util = 0, out_util = 0;
     121           0 :         map<string,uint64_t> inb,outb;
     122           0 :         BuildPhysicalInterfaceBandwidth(inb, outb, 1, in_util, out_util);
     123             :         /* One minute bandwidth has 'tags' annotation and has to be sent
     124             :          * always regardless of change in bandwidth or not */
     125           0 :         stats.set_phy_band_in_bps(inb);
     126           0 :         stats.set_phy_band_out_bps(outb);
     127           0 :         if (in_util != prev_stats_.get_total_in_bandwidth_utilization()) {
     128           0 :             stats.set_total_in_bandwidth_utilization(in_util);
     129           0 :             prev_stats_.set_total_in_bandwidth_utilization(in_util);
     130             :         }
     131           0 :         if (out_util != prev_stats_.get_total_out_bandwidth_utilization()) {
     132           0 :             stats.set_total_out_bandwidth_utilization(out_util);
     133           0 :             prev_stats_.set_total_out_bandwidth_utilization(out_util);
     134             :         }
     135           0 :     }
     136             : 
     137             :     // 5 minute bandwidth
     138           0 :     if (bandwidth_count_ && ((bandwidth_count_ % bandwidth_mod_5min) == 0)) {
     139           0 :         vector<AgentIfBandwidth> phy_if_blist;
     140           0 :         BuildPhysicalInterfaceBandwidth(phy_if_blist, 5);
     141           0 :         if (prev_stats_.get_phy_if_5min_usage() != phy_if_blist) {
     142           0 :             stats.set_phy_if_5min_usage(phy_if_blist);
     143           0 :             prev_stats_.set_phy_if_5min_usage(phy_if_blist);
     144             :         }
     145           0 :     }
     146             : 
     147           0 :     VmInterfaceKey key(AgentKey::ADD_DEL_CHANGE, boost::uuids::nil_uuid(),
     148           0 :                        agent_->vhost_interface_name());
     149           0 :     const Interface *vhost = static_cast<const Interface *>
     150           0 :         (agent_->interface_table()->FindActiveEntry(&key));
     151           0 :     AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     152             :     const StatsManager::InterfaceStats *s =
     153           0 :         uve->stats_manager()->GetInterfaceStats(vhost);
     154           0 :     if (s != NULL) {
     155           0 :         AgentIfStats vhost_stats;
     156           0 :         AgentDropStats vhost_ds;
     157           0 :         vhost_stats.set_name(agent_->vhost_interface_name());
     158           0 :         vhost_stats.set_in_pkts(s->in_pkts);
     159           0 :         vhost_stats.set_in_bytes(s->in_bytes);
     160           0 :         vhost_stats.set_out_pkts(s->out_pkts);
     161           0 :         vhost_stats.set_out_bytes(s->out_bytes);
     162           0 :         vhost_stats.set_speed(s->speed);
     163           0 :         vhost_stats.set_duplexity(s->duplexity);
     164           0 :         uve->stats_manager()->BuildDropStats(s->drop_stats, vhost_ds);
     165           0 :         stats.set_raw_vhost_stats(vhost_stats);
     166           0 :         stats.set_raw_vhost_drop_stats(vhost_ds);
     167           0 :     }
     168             : 
     169           0 :     SetVrouterPortBitmap(stats);
     170             : 
     171           0 :     AgentDropStats ds;
     172           0 :     FetchDropStats(ds);
     173           0 :     stats.set_raw_drop_stats(ds);
     174             : 
     175           0 :     if (first) {
     176           0 :         stats.set_uptime(start_time_);
     177             :     }
     178           0 :     AgentStats::FlowCounters &added =  agent_->stats()->added();
     179           0 :     AgentStats::FlowCounters &deleted =  agent_->stats()->deleted();
     180           0 :     uint32_t active_flows = agent_->pkt()->get_flow_proto()->FlowCount();
     181             : 
     182           0 :     VrouterFlowRate flow_rate;
     183           0 :     bool built = uve->stats_manager()->BuildFlowRate(added, deleted, flow_info_,
     184             :                                                      flow_rate);
     185           0 :     if (built) {
     186           0 :         flow_rate.set_active_flows(active_flows);
     187           0 :         stats.set_flow_rate(flow_rate);
     188             :     }
     189             : 
     190           0 :     DispatchVrouterStatsMsg(stats);
     191           0 :     first = false;
     192             : 
     193             :     //Send VrouterControlStats UVE
     194           0 :     SendVrouterControlStats();
     195           0 :     return true;
     196           0 : }
     197             : 
     198           0 : uint64_t VrouterUveEntry::CalculateBandwitdh(uint64_t bytes, int speed_mbps,
     199             :                                              int diff_seconds,
     200             :                                              double *utilization_bps) const {
     201           0 :     if (utilization_bps) *utilization_bps = 0;
     202           0 :     if (bytes == 0 || speed_mbps == 0) {
     203           0 :         return 0;
     204             :     }
     205           0 :     uint64_t bits = bytes * 8;
     206           0 :     if (diff_seconds == 0) {
     207           0 :         return 0;
     208             :     }
     209             :     /* Compute bandwidth in bps */
     210           0 :     uint64_t bps = bits/diff_seconds;
     211             : 
     212             :     /* Compute network utilization in percentage */
     213           0 :     uint64_t speed_bps = speed_mbps * 1024 * 1024;
     214           0 :     double bps_double = bits/diff_seconds;
     215           0 :     if (utilization_bps) *utilization_bps = (bps_double * 100)/speed_bps;
     216           0 :     return bps;
     217             : }
     218             : 
     219           0 : uint64_t VrouterUveEntry::GetBandwidthUsage(StatsManager::InterfaceStats *s,
     220             :                                            bool dir_in, int mins,
     221             :                                            double *util) const {
     222             : 
     223             :     uint64_t bytes;
     224           0 :     if (dir_in) {
     225           0 :         switch (mins) {
     226           0 :             case 1:
     227           0 :                 bytes = s->in_bytes - s->prev_in_bytes;
     228           0 :                 s->prev_in_bytes = s->in_bytes;
     229           0 :                 break;
     230           0 :             default:
     231           0 :                 bytes = s->in_bytes - s->prev_5min_in_bytes;
     232           0 :                 s->prev_5min_in_bytes = s->in_bytes;
     233           0 :                 break;
     234             :         }
     235             :     } else {
     236           0 :         switch (mins) {
     237           0 :             case 1:
     238           0 :                 bytes = s->out_bytes - s->prev_out_bytes;
     239           0 :                 s->prev_out_bytes = s->out_bytes;
     240           0 :                 break;
     241           0 :             default:
     242           0 :                 bytes = s->out_bytes - s->prev_5min_out_bytes;
     243           0 :                 s->prev_5min_out_bytes = s->out_bytes;
     244           0 :                 break;
     245             :         }
     246             :     }
     247           0 :     return CalculateBandwitdh(bytes, s->speed, (mins * 60), util);
     248             : }
     249             : 
     250           0 : bool VrouterUveEntry::BuildPhysicalInterfaceList(map<string, PhyIfStats> &list,
     251             :                                                  map<string, PhyIfInfo> &info,
     252             :                                                  map<string, AgentDropStats> &dsmap)
     253             :                                                  const {
     254           0 :     bool changed = false;
     255           0 :     PhysicalInterfaceSet::const_iterator it = phy_intf_set_.begin();
     256           0 :     while (it != phy_intf_set_.end()) {
     257           0 :         const Interface *intf = *it;
     258           0 :         ++it;
     259           0 :         AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     260             :         StatsManager::InterfaceStats *s =
     261           0 :               uve->stats_manager()->GetInterfaceStats(intf);
     262           0 :         if (s == NULL) {
     263           0 :             continue;
     264             :         }
     265           0 :         PhyIfStats phy_stat_entry;
     266           0 :         phy_stat_entry.set_in_pkts(s->in_pkts);
     267           0 :         phy_stat_entry.set_in_bytes(s->in_bytes);
     268           0 :         phy_stat_entry.set_out_pkts(s->out_pkts);
     269           0 :         phy_stat_entry.set_out_bytes(s->out_bytes);
     270           0 :         list.insert(make_pair(intf->name(), phy_stat_entry));
     271             : 
     272           0 :         PhyIfInfo phy_if_info;
     273           0 :         phy_if_info.set_speed(s->speed);
     274           0 :         phy_if_info.set_duplexity(s->duplexity);
     275           0 :         info.insert(make_pair(intf->name(), phy_if_info));
     276             : 
     277           0 :         AgentDropStats ds;
     278           0 :         uve->stats_manager()->BuildDropStats(s->drop_stats, ds);
     279           0 :         dsmap.insert(make_pair(intf->name(), ds));
     280           0 :         changed = true;
     281           0 :     }
     282           0 :     return changed;
     283             : }
     284             : 
     285           0 : bool VrouterUveEntry::BuildPhysicalInterfaceBandwidth
     286             :     (vector<AgentIfBandwidth> &phy_if_list, uint8_t mins) const {
     287             :     uint64_t in_band, out_band;
     288           0 :     bool changed = false;
     289             : 
     290           0 :     PhysicalInterfaceSet::const_iterator it = phy_intf_set_.begin();
     291           0 :     while (it != phy_intf_set_.end()) {
     292           0 :         const Interface *intf = *it;
     293           0 :         AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     294             :         StatsManager::InterfaceStats *s =
     295           0 :               uve->stats_manager()->GetInterfaceStats(intf);
     296           0 :         if (s == NULL) {
     297           0 :             continue;
     298             :         }
     299           0 :         AgentIfBandwidth phy_stat_entry;
     300           0 :         phy_stat_entry.set_name(intf->name());
     301           0 :         in_band = GetBandwidthUsage(s, true, mins, NULL);
     302           0 :         out_band = GetBandwidthUsage(s, false, mins, NULL);
     303           0 :         phy_stat_entry.set_in_bandwidth_usage(in_band);
     304           0 :         phy_stat_entry.set_out_bandwidth_usage(out_band);
     305           0 :         phy_if_list.push_back(phy_stat_entry);
     306           0 :         changed = true;
     307           0 :         ++it;
     308           0 :     }
     309           0 :     return changed;
     310             : }
     311             : 
     312           0 : bool VrouterUveEntry::BuildPhysicalInterfaceBandwidth
     313             :     (map<string,uint64_t> &imp, map<string,uint64_t> &omp,
     314             :      uint8_t mins, double &in_avg_util,
     315             :      double &out_avg_util) const {
     316             :     uint64_t in_band, out_band;
     317             :     double in_util, out_util;
     318           0 :     bool changed = false;
     319           0 :     int num_intfs = 0;
     320           0 :     in_avg_util = 0;
     321           0 :     out_avg_util = 0;
     322             : 
     323           0 :     PhysicalInterfaceSet::const_iterator it = phy_intf_set_.begin();
     324           0 :     while (it != phy_intf_set_.end()) {
     325           0 :         const Interface *intf = *it;
     326           0 :         ++it;
     327           0 :         AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     328             :         StatsManager::InterfaceStats *s =
     329           0 :               uve->stats_manager()->GetInterfaceStats(intf);
     330           0 :         if (s == NULL) {
     331           0 :             continue;
     332             :         }
     333           0 :         AgentIfBandwidth phy_stat_entry;
     334           0 :         phy_stat_entry.set_name(intf->name());
     335           0 :         in_band = GetBandwidthUsage(s, true, mins, &in_util);
     336           0 :         out_band = GetBandwidthUsage(s, false, mins, &out_util);
     337           0 :         imp.insert(make_pair(intf->name(),in_band));
     338           0 :         omp.insert(make_pair(intf->name(),out_band));
     339           0 :         changed = true;
     340           0 :         in_avg_util += in_util;
     341           0 :         out_avg_util += out_util;
     342           0 :         num_intfs++;
     343           0 :     }
     344           0 :     if (num_intfs) {
     345           0 :         in_avg_util /= num_intfs;
     346           0 :         out_avg_util /= num_intfs;
     347             :     }
     348           0 :     return changed;
     349             : }
     350             : 
     351           0 : void VrouterUveEntry::InitPrevStats() const {
     352           0 :     PhysicalInterfaceSet::const_iterator it = phy_intf_set_.begin();
     353           0 :     while (it != phy_intf_set_.end()) {
     354           0 :         const Interface *intf = *it;
     355           0 :         AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     356             :         StatsManager::InterfaceStats *s =
     357           0 :               uve->stats_manager()->GetInterfaceStats(intf);
     358           0 :         if (s == NULL) {
     359           0 :             continue;
     360             :         }
     361           0 :         s->prev_in_bytes = s->in_bytes;
     362           0 :         s->prev_5min_in_bytes = s->in_bytes;
     363           0 :         s->prev_out_bytes = s->out_bytes;
     364           0 :         s->prev_5min_out_bytes = s->out_bytes;
     365           0 :         ++it;
     366             :     }
     367           0 : }
     368             : 
     369           0 : void VrouterUveEntry::FetchDropStats(AgentDropStats &ds) const {
     370           0 :     AgentUveStats *uve = static_cast<AgentUveStats *>(agent_->uve());
     371           0 :     const vr_drop_stats_req &req = uve->stats_manager()->drop_stats();
     372           0 :     uve->stats_manager()->BuildDropStats(req, ds);
     373           0 : }
     374             : 
     375           0 : void VrouterUveEntry::FetchIFMapStats(AgentUve::DerivedStatsMap *ds) const {
     376           0 :     IFMapAgentParser *parser = agent_->cfg()->cfg_parser();
     377           0 :     if (parser) {
     378           0 :         ds->insert(AgentUve::DerivedStatsPair("node_update_parse_errors",
     379           0 :                                     parser->node_update_parse_errors()));
     380           0 :         ds->insert(AgentUve::DerivedStatsPair("link_update_parse_errors",
     381           0 :                                     parser->link_update_parse_errors()));
     382           0 :         ds->insert(AgentUve::DerivedStatsPair("node_delete_parse_errors",
     383           0 :                                     parser->node_delete_parse_errors()));
     384           0 :         ds->insert(AgentUve::DerivedStatsPair("link_delete_parse_errors",
     385           0 :                                     parser->link_delete_parse_errors()));
     386             :     }
     387           0 : }
     388             : 
     389           0 : void VrouterUveEntry::BuildXmppStatsList
     390             :     (std::map<std::string, AgentXmppStats> *xstats) const {
     391           0 :     for (int count = 0; count < MAX_XMPP_SERVERS; count++) {
     392           0 :         AgentXmppStats peer;
     393           0 :         if (!agent_->controller_ifmap_xmpp_server(count).empty()) {
     394           0 :             AgentXmppChannel *ch = agent_->controller_xmpp_channel(count);
     395           0 :             if (ch == NULL) {
     396           0 :                 continue;
     397             :             }
     398           0 :             XmppChannel *xc = ch->GetXmppChannel();
     399           0 :             if (xc == NULL) {
     400           0 :                 continue;
     401             :             }
     402           0 :             peer.set_reconnects(agent_->stats()->xmpp_reconnects(count));
     403           0 :             peer.set_in_msgs(agent_->stats()->xmpp_in_msgs(count));
     404           0 :             peer.set_out_msgs(agent_->stats()->xmpp_out_msgs(count));
     405           0 :             xstats->insert(std::make_pair(
     406           0 :                                agent_->controller_ifmap_xmpp_server(count),
     407             :                                peer));
     408             :         }
     409           0 :     }
     410           0 : }
     411             : 
     412           0 : bool VrouterUveEntry::SetVrouterPortBitmap(VrouterStatsAgent &vr_stats) {
     413           0 :     bool changed = false;
     414             : 
     415           0 :     vector<uint32_t> tcp_sport;
     416           0 :     if (port_bitmap_.tcp_sport_.Sync(tcp_sport)) {
     417           0 :         vr_stats.set_tcp_sport_bitmap(tcp_sport);
     418           0 :         changed = true;
     419             :     }
     420             : 
     421           0 :     vector<uint32_t> tcp_dport;
     422           0 :     if (port_bitmap_.tcp_dport_.Sync(tcp_dport)) {
     423           0 :         vr_stats.set_tcp_dport_bitmap(tcp_dport);
     424           0 :         changed = true;
     425             :     }
     426             : 
     427           0 :     vector<uint32_t> udp_sport;
     428           0 :     if (port_bitmap_.udp_sport_.Sync(udp_sport)) {
     429           0 :         vr_stats.set_udp_sport_bitmap(udp_sport);
     430           0 :         changed = true;
     431             :     }
     432             : 
     433           0 :     vector<uint32_t> udp_dport;
     434           0 :     if (port_bitmap_.udp_dport_.Sync(udp_dport)) {
     435           0 :         vr_stats.set_udp_dport_bitmap(udp_dport);
     436           0 :         changed = true;
     437             :     }
     438           0 :     return changed;
     439           0 : }
     440             : 
     441          44 : void VrouterUveEntry::UpdateBitmap(uint8_t proto, uint16_t sport,
     442             :                                    uint16_t dport) {
     443          44 :     port_bitmap_.AddPort(proto, sport, dport);
     444          44 : }
     445             : 
     446           0 : void VrouterUveEntry::VrfWalkDone(DBTableBase *base, RouteTableSizeMapPtr list){
     447           0 :     vrf_walk_id_ = DBTableWalker::kInvalidWalkerId;
     448           0 :     BuildAndSendVrouterControlStats(list);
     449           0 : }
     450             : 
     451           0 : bool VrouterUveEntry::AppendVrf(DBTablePartBase *part, DBEntryBase *entry,
     452             :                                 RouteTableSizeMapPtr list) {
     453           0 :     VrfEntry *vrf = static_cast<VrfEntry *>(entry);
     454             : 
     455           0 :     if (!vrf->IsDeleted()) {
     456           0 :         RouteTableSize value;
     457           0 :         value.set_inet4_unicast(vrf->GetInet4UnicastRouteTable()->Size());
     458           0 :         value.set_inet4_multicast(vrf->GetInet4MulticastRouteTable()->Size());
     459           0 :         value.set_evpn(vrf->GetEvpnRouteTable()->Size());
     460           0 :         value.set_bridge(vrf->GetBridgeRouteTable()->Size());
     461           0 :         value.set_inet6_unicast(vrf->GetInet6UnicastRouteTable()->Size());
     462           0 :         list.get()->insert(RouteTableSizePair(vrf->GetName(), value));
     463           0 :     }
     464           0 :     return true;
     465             : }
     466             : 
     467           0 : bool VrouterUveEntry::StartVrfWalk() {
     468           0 :     if (vrf_walk_id_ != DBTableWalker::kInvalidWalkerId) {
     469           0 :         return false;
     470             :     }
     471             : 
     472           0 :     RouteTableSizeMapPtr list(new RouteTableSizeMap());
     473           0 :     DBTableWalker *walker = agent_->db()->GetWalker();
     474           0 :     vrf_walk_id_ = walker->WalkTable(agent_->vrf_table(), NULL,
     475           0 :              boost::bind(&VrouterUveEntry::AppendVrf, this, _1, _2, list),
     476           0 :              boost::bind(&VrouterUveEntry::VrfWalkDone, this, _1, list));
     477           0 :     return true;
     478           0 : }
     479             : 
     480           0 : void VrouterUveEntry::DispatchVrouterControlStats
     481             :     (const VrouterControlStats &uve) const {
     482           0 :     VrouterControlStatsTrace::Send(uve);
     483           0 : }
     484             : 
     485           0 : void VrouterUveEntry::SendVrouterControlStats() {
     486             :     /* We do VRF walk to collect route table sizes. In Walk Done API we trigger
     487             :      * building of all attributes of VrouterControlStats UVE and send it*/
     488           0 :     StartVrfWalk();
     489           0 : }
     490             : 
     491           0 : void VrouterUveEntry::BuildAndSendVrouterControlStats(RouteTableSizeMapPtr
     492             :                                                       list) {
     493           0 :     VrouterControlStats stats;
     494           0 :     stats.set_name(agent_->agent_name());
     495             : 
     496           0 :     std::map<std::string, AgentXmppStats> xstats;
     497           0 :     BuildXmppStatsList(&xstats);
     498           0 :     stats.set_raw_xmpp_stats(xstats);
     499             : 
     500           0 :     AgentUve::DerivedStatsMap ifmap_stats;
     501           0 :     FetchIFMapStats(&ifmap_stats);
     502           0 :     stats.set_raw_ifmap_stats(ifmap_stats);
     503             : 
     504           0 :     stats.set_raw_rt_table_size(*(list.get()));
     505           0 :     DispatchVrouterControlStats(stats);
     506           0 : }