1 | // [License]
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2 | // The Ariba-Underlay Copyright
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3 | //
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4 | // Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
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5 | //
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6 | // Institute of Telematics
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7 | // UniversitÀt Karlsruhe (TH)
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8 | // Zirkel 2, 76128 Karlsruhe
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9 | // Germany
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10 | //
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11 | // Redistribution and use in source and binary forms, with or without
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12 | // modification, are permitted provided that the following conditions are
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13 | // met:
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14 | //
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15 | // 1. Redistributions of source code must retain the above copyright
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16 | // notice, this list of conditions and the following disclaimer.
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17 | // 2. Redistributions in binary form must reproduce the above copyright
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18 | // notice, this list of conditions and the following disclaimer in the
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19 | // documentation and/or other materials provided with the distribution.
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20 | //
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21 | // THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
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22 | // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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23 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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24 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OF TELEMATICS OR
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25 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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26 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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27 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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28 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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29 | // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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30 | // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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31 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 | //
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33 | // The views and conclusions contained in the software and documentation
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34 | // are those of the authors and should not be interpreted as representing
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35 | // official policies, either expressed or implied, of the Institute of
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36 | // Telematics.
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37 | // [License]
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38 |
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39 | #include "Node.h"
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40 |
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41 | #include "ariba/overlay/BaseOverlay.h"
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42 | #include "ariba/utility/types/OverlayParameterSet.h"
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43 | #include "ariba/communication/EndpointDescriptor.h"
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44 |
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45 | using ariba::communication::EndpointDescriptor;
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46 |
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47 | namespace ariba {
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48 |
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49 | Node::Node(AribaModule& ariba_mod, const Name& node_name) :
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50 | name(node_name), ariba_mod(ariba_mod) {
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51 | base_overlay = new BaseOverlay();
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52 | }
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53 |
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54 | Node::~Node() {
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55 | delete base_overlay;
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56 | base_overlay = NULL;
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57 | }
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58 |
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59 | void Node::join(const Name& vnetname) {
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60 | spovnetId = vnetname.toSpoVNetId();
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61 | nodeId = generateNodeId(name);
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62 |
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63 | const communication::EndpointDescriptor* ep =
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64 | ariba_mod.getBootstrapNode(vnetname);
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65 |
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66 | // start base comm if not started
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67 | if( !ariba_mod.base_comm->isStarted() )
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68 | ariba_mod.base_comm->start();
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69 |
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70 | // start base overlay if not started
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71 | // join against ourselfs
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72 | if( !base_overlay->isStarted() )
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73 | base_overlay->start( *ariba_mod.base_comm, nodeId );
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74 | base_overlay->joinSpoVNet( spovnetId );
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75 |
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76 | // join against further nodes
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77 | if( ep != NULL && ep->isUnspecified() == false )
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78 | base_overlay->joinSpoVNet( spovnetId, *ep);
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79 | }
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80 |
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81 | void Node::initiate(const Name& vnetname, const SpoVNetProperties& parm) {
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82 | utility::OverlayParameterSet ovrpset;
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83 | ovrpset.setOverlayStructure(
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84 | (utility::OverlayParameterSet::_OverlayStructure)
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85 | parm.getBaseOverlayType()
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86 | );
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87 |
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88 | spovnetId = vnetname.toSpoVNetId();
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89 | nodeId = generateNodeId(name);
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90 |
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91 | // start base comm if not started
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92 | if( !ariba_mod.base_comm->isStarted() )
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93 | ariba_mod.base_comm->start();
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94 |
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95 | // start base overlay if not started
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96 | if( !base_overlay->isStarted() )
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97 | base_overlay->start( *ariba_mod.base_comm, nodeId );
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98 |
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99 | base_overlay->createSpoVNet( spovnetId, ovrpset );
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100 | }
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101 |
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102 | void Node::leave() {
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103 | base_overlay->leaveSpoVNet();
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104 | ariba_mod.base_comm->stop();
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105 | base_overlay->stop();
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106 | }
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107 |
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108 | const SpoVNetProperties& Node::getSpoVNetProperties() const {
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109 | return SpoVNetProperties::DEFAULT;
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110 | }
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111 |
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112 | const SpoVNetID& Node::getSpoVNetId() const {
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113 | return spovnetId;
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114 | }
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115 |
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116 | const NodeID& Node::getNodeId(const LinkID& lid) const {
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117 | if( lid == LinkID::UNSPECIFIED ) return nodeId;
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118 | else return base_overlay->getNodeID( lid );
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119 | }
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120 |
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121 | NodeID Node::generateNodeId(const Name& name) const {
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122 | if (name == Name::UNSPECIFIED) return Name::random().toNodeId();
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123 | else return name.toNodeId();
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124 | }
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125 |
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126 | vector<NodeID> Node::getNeighborNodes() const {
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127 | return base_overlay->getOverlayNeighbors();
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128 | }
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129 |
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130 | LinkID Node::establishLink(const NodeID& nid, const ServiceID& sid,
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131 | const LinkProperties& req, const DataMessage& msg) {
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132 | return base_overlay->establishLink(nid, sid);
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133 | }
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134 |
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135 | void Node::dropLink(const LinkID& lnk) {
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136 | base_overlay->dropLink(lnk);
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137 | }
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138 |
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139 | seqnum_t Node::sendMessage(const DataMessage& msg, const NodeID& nid,
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140 | const ServiceID& sid, const LinkProperties& req) {
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141 | return base_overlay->sendMessage((Message*) msg, nid, sid);
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142 | }
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143 |
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144 | seqnum_t Node::sendMessage(const DataMessage& msg, const LinkID& lnk) {
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145 | return base_overlay->sendMessage((Message*) msg, lnk);
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146 | }
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147 |
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148 | void Node::sendBroadcastMessage(const DataMessage& msg, const ServiceID& sid) {
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149 | return base_overlay->broadcastMessage((Message*)msg, sid);
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150 | }
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151 |
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152 | bool Node::bind(NodeListener* listener) {
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153 | return base_overlay->bind(listener);
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154 | }
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155 |
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156 | bool Node::unbind(NodeListener* listener) {
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157 | return base_overlay->unbind(listener);
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158 | }
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159 |
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160 | bool Node::bind(CommunicationListener* listener, const ServiceID& sid) {
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161 | // bind the listener
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162 | bool ret = base_overlay->bind(listener, sid);
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163 |
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164 | // now that we have a listener, we can ask if sniffing is ok
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165 | if( ariba_mod.sideport_sniffer != NULL ){
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166 | base_overlay->registerSidePort(ariba_mod.sideport_sniffer);
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167 | }
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168 |
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169 | return ret;
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170 | }
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171 |
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172 | bool Node::unbind(CommunicationListener* listener, const ServiceID& sid) {
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173 | return base_overlay->unbind(listener, sid);
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174 | }
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175 |
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176 | // service directory
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177 |
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178 | void Node::put( const Data& key, const Data& value, uint16_t ttl, bool replace ) {
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179 | base_overlay->dhtPut(key,value,ttl,replace);
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180 | }
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181 |
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182 | void Node::get( const Data& key, const ServiceID& sid ) {
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183 | base_overlay->dhtGet(key,sid);
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184 | }
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185 |
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186 | // @see Module.h
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187 | string Node::getName() const {
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188 | return name.toString();
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189 | }
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190 |
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191 | } // namespace ariba
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