An Overlay-based
Virtual Network Substrate
SpoVNet

source: source/ariba/Node.cpp @ 7468

Last change on this file since 7468 was 7468, checked in by Christoph Mayer, 10 years ago

-timer delete fix (noch auskommentiert), -interface cleanup

File size: 5.7 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        const communication::EndpointDescriptor* ep =
64                        ariba_mod.getBootstrapNode(vnetname);
65
66        // start base comm if not started
67        if( !ariba_mod.base_comm->isStarted() )
68                ariba_mod.base_comm->start();
69
70        // start base overlay if not started
71        // join against ourselfs
72        if( !base_overlay->isStarted() )
73                base_overlay->start( *ariba_mod.base_comm, nodeId );
74        base_overlay->joinSpoVNet( spovnetId );
75
76        // join against further nodes
77        if( ep != NULL && ep->isUnspecified() == false )
78                base_overlay->joinSpoVNet( spovnetId, *ep);
79}
80
81void Node::initiate(const Name& vnetname, const SpoVNetProperties& parm) {
82        utility::OverlayParameterSet ovrpset;
83        ovrpset.setOverlayStructure(
84                        (utility::OverlayParameterSet::_OverlayStructure)
85                        parm.getBaseOverlayType()
86                        );
87
88        spovnetId = vnetname.toSpoVNetId();
89        nodeId = generateNodeId(name);
90
91        // start base comm if not started
92        if( !ariba_mod.base_comm->isStarted() )
93                ariba_mod.base_comm->start();
94
95        // start base overlay if not started
96        if( !base_overlay->isStarted() )
97                base_overlay->start( *ariba_mod.base_comm, nodeId );
98
99        base_overlay->createSpoVNet( spovnetId, ovrpset );
100}
101
102void Node::leave() {
103        base_overlay->leaveSpoVNet();
104        ariba_mod.base_comm->stop();
105        base_overlay->stop();
106}
107
108const SpoVNetProperties& Node::getSpoVNetProperties() const {
109        return SpoVNetProperties::DEFAULT;
110}
111
112const SpoVNetID& Node::getSpoVNetId() const {
113        return spovnetId;
114}
115
116const NodeID& Node::getNodeId(const LinkID& lid) const {
117        if( lid == LinkID::UNSPECIFIED ) return nodeId;
118        else return base_overlay->getNodeID( lid );
119}
120
121NodeID Node::generateNodeId(const Name& name) const {
122        if (name == Name::UNSPECIFIED) return Name::random().toNodeId();
123        else return name.toNodeId();
124}
125
126vector<NodeID> Node::getNeighborNodes() const {
127        return base_overlay->getOverlayNeighbors();
128}
129
130LinkID Node::establishLink(const NodeID& nid, const ServiceID& sid,
131                const LinkProperties& req, const DataMessage& msg) {
132        return base_overlay->establishLink(nid, sid);
133}
134
135void Node::dropLink(const LinkID& lnk) {
136        base_overlay->dropLink(lnk);
137}
138
139seqnum_t Node::sendMessage(const DataMessage& msg, const NodeID& nid,
140                const ServiceID& sid, const LinkProperties& req) {
141        return base_overlay->sendMessage((Message*) msg, nid, sid);
142}
143
144seqnum_t Node::sendMessage(const DataMessage& msg, const LinkID& lnk) {
145        return base_overlay->sendMessage((Message*) msg, lnk);
146}
147
148void Node::sendBroadcastMessage(const DataMessage& msg, const ServiceID& sid) {
149        return base_overlay->broadcastMessage((Message*)msg, sid);
150}
151
152bool Node::bind(NodeListener* listener) {
153        return base_overlay->bind(listener);
154}
155
156bool Node::unbind(NodeListener* listener) {
157        return base_overlay->unbind(listener);
158}
159
160bool Node::bind(CommunicationListener* listener, const ServiceID& sid) {
161        // bind the listener
162        bool ret = base_overlay->bind(listener, sid);
163
164        // now that we have a listener, we can ask if sniffing is ok
165        if( ariba_mod.sideport_sniffer != NULL ){
166                base_overlay->registerSidePort(ariba_mod.sideport_sniffer);
167        }
168
169        return ret;
170}
171
172bool Node::unbind(CommunicationListener* listener, const ServiceID& sid) {
173        return base_overlay->unbind(listener, sid);
174}
175
176// service directory
177
178void Node::put( const Data& key, const Data& value, uint16_t ttl, bool replace ) {
179        base_overlay->dhtPut(key,value,ttl,replace);
180}
181
182void Node::get( const Data& key, const ServiceID& sid ) {
183        base_overlay->dhtGet(key,sid);
184}
185
186// @see Module.h
187string Node::getName() const {
188        return name.toString();
189}
190
191} // namespace ariba
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