An Overlay-based
Virtual Network Substrate
SpoVNet

source: source/ariba/Node.cpp @ 10700

Last change on this file since 10700 was 10653, checked in by Michael Tänzer, 7 years ago

Merge the ASIO branch back into trunk

File size: 6.7 KB
Line 
1// [License]
2// The Ariba-Underlay Copyright
3//
4// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
5//
6// Institute of Telematics
7// UniversitÀt Karlsruhe (TH)
8// Zirkel 2, 76128 Karlsruhe
9// Germany
10//
11// Redistribution and use in source and binary forms, with or without
12// modification, are permitted provided that the following conditions are
13// met:
14//
15// 1. Redistributions of source code must retain the above copyright
16// notice, this list of conditions and the following disclaimer.
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
22// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OF TELEMATICS OR
25// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32//
33// The views and conclusions contained in the software and documentation
34// are those of the authors and should not be interpreted as representing
35// official policies, either expressed or implied, of the Institute of
36// Telematics.
37// [License]
38
39#include "Node.h"
40
41#include "ariba/overlay/BaseOverlay.h"
42#include "ariba/utility/types/OverlayParameterSet.h"
43#include "ariba/communication/EndpointDescriptor.h"
44
45using ariba::communication::EndpointDescriptor;
46
47namespace ariba {
48
49Node::Node(AribaModule& ariba_mod, const Name& node_name) :
50        name(node_name), ariba_mod(ariba_mod) {
51        base_overlay = new BaseOverlay();
52}
53
54Node::~Node() {
55        delete base_overlay;
56        base_overlay = NULL;
57}
58
59void Node::join(const Name& vnetname) {
60        spovnetId = vnetname.toSpoVNetId();
61        nodeId = generateNodeId(name);
62
63        // start base comm if not started
64        if( !ariba_mod.base_comm->isStarted() )
65                ariba_mod.base_comm->start();
66
67        // start base overlay if not started
68        // join against ourselfs
69        if( !base_overlay->isStarted() )
70                base_overlay->start( *ariba_mod.base_comm, nodeId );
71        base_overlay->joinSpoVNet( spovnetId );
72
73        // join against static bootstrap points and
74        // start automatic bootstrapping modules
75        vector<AribaModule::BootstrapMechanism> mechanisms
76                = ariba_mod.getBootstrapMechanisms(vnetname);
77
78        vector<pair<BootstrapManager::BootstrapType,string> > internalmodules;
79
80        BOOST_FOREACH(AribaModule::BootstrapMechanism m, mechanisms){
81                switch(m){
82                        case AribaModule::BootstrapMechanismStatic:
83                        {
84                                const communication::EndpointDescriptor* ep =
85                                                        ariba_mod.getBootstrapNode(vnetname, m);
86                                        if( ep != NULL && ep->isUnspecified() == false )
87                                                base_overlay->joinSpoVNet( spovnetId, *ep);
88                                break;
89                        }
90                        case AribaModule::BootstrapMechanismBroadcast:
91                                internalmodules.push_back(make_pair(
92                                                BootstrapManager::BootstrapTypePeriodicBroadcast,
93                                                ariba_mod.getBootstrapInfo(vnetname, m)));
94                                break;
95                        case AribaModule::BootstrapMechanismMulticastDNS:
96                                internalmodules.push_back(make_pair(
97                                                BootstrapManager::BootstrapTypeMulticastDns,
98                                                ariba_mod.getBootstrapInfo(vnetname, m)));
99                                break;
100                        case AribaModule::BootstrapMechanismSDP:
101                                internalmodules.push_back(make_pair(
102                                                BootstrapManager::BootstrapTypeBluetoothSdp,
103                                                ariba_mod.getBootstrapInfo(vnetname, m)));
104                                break;
105                        default:
106                                break;
107                }
108        }
109
110        // start automatic overlay bootstrapping modules
111        base_overlay->startBootstrapModules(internalmodules);
112
113        // done
114}
115
116void Node::initiate(const Name& vnetname, const SpoVNetProperties& parm) {
117        utility::OverlayParameterSet ovrpset;
118        ovrpset.setOverlayStructure(
119                        (utility::OverlayParameterSet::_OverlayStructure)
120                        parm.getBaseOverlayType()
121                        );
122
123        spovnetId = vnetname.toSpoVNetId();
124        nodeId = generateNodeId(name);
125
126        // start base comm if not started
127        if( !ariba_mod.base_comm->isStarted() )
128                ariba_mod.base_comm->start();
129
130        // start base overlay if not started
131        if( !base_overlay->isStarted() )
132                base_overlay->start( *ariba_mod.base_comm, nodeId );
133
134        base_overlay->createSpoVNet( spovnetId, ovrpset );
135}
136
137void Node::leave() {
138        base_overlay->stopBootstrapModules();
139        base_overlay->leaveSpoVNet();
140        ariba_mod.base_comm->stop();
141        base_overlay->stop();
142}
143
144const SpoVNetProperties& Node::getSpoVNetProperties() const {
145        return SpoVNetProperties::DEFAULT;
146}
147
148const SpoVNetID& Node::getSpoVNetId() const {
149        return spovnetId;
150}
151
152const NodeID& Node::getNodeId(const LinkID& lid) const {
153        if( lid == LinkID::UNSPECIFIED ) return nodeId;
154        else return base_overlay->getNodeID( lid );
155}
156
157NodeID Node::generateNodeId(const Name& name) const {
158        if (name == Name::UNSPECIFIED) return Name::random().toNodeId();
159        else return name.toNodeId();
160}
161
162vector<NodeID> Node::getNeighborNodes() const {
163        return base_overlay->getOverlayNeighbors();
164}
165
166LinkID Node::establishLink(const NodeID& nid, const ServiceID& sid) {
167        return base_overlay->establishLink(nid, sid);
168}
169
170void Node::dropLink(const LinkID& lnk) {
171        base_overlay->dropLink(lnk);
172}
173
174seqnum_t Node::sendMessage(const DataMessage& msg, const NodeID& nid,
175                const ServiceID& sid, const LinkProperties& req) {
176        return base_overlay->sendMessage((Message*) msg, nid, sid);
177}
178
179NodeID Node::sendMessageCloserToNodeID(const DataMessage& msg, const NodeID& nid, const ServiceID& sid,
180        const LinkProperties& req) {
181   
182    return base_overlay->sendMessageCloserToNodeID((Message*) msg, nid, sid);
183}
184
185
186seqnum_t Node::sendMessage(const DataMessage& msg, const LinkID& lnk) {
187        return base_overlay->sendMessage((Message*) msg, lnk);
188}
189
190void Node::sendBroadcastMessage(const DataMessage& msg, const ServiceID& sid) {
191        return base_overlay->broadcastMessage((Message*)msg, sid);
192}
193
194bool Node::bind(NodeListener* listener) {
195        return base_overlay->bind(listener);
196}
197
198bool Node::unbind(NodeListener* listener) {
199        return base_overlay->unbind(listener);
200}
201
202bool Node::bind(CommunicationListener* listener, const ServiceID& sid) {
203        // bind the listener
204        bool ret = base_overlay->bind(listener, sid);
205
206        // now that we have a listener, we can ask if sniffing is ok
207        if( ariba_mod.sideport_sniffer != NULL ){
208                base_overlay->registerSidePort(ariba_mod.sideport_sniffer);
209        }
210
211        return ret;
212}
213
214bool Node::unbind(CommunicationListener* listener, const ServiceID& sid) {
215        return base_overlay->unbind(listener, sid);
216}
217
218// @see Module.h
219string Node::getName() const {
220        return name.toString();
221}
222
223} // namespace ariba
Note: See TracBrowser for help on using the repository browser.