source: source/ariba/overlay/OverlayBootstrap.cpp@ 4904

Last change on this file since 4904 was 4866, checked in by Christoph Mayer, 15 years ago

periodic bootstrap vervollständigt

File size: 4.2 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 ARIBA PROJECT 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 "OverlayBootstrap.h"
40#include "BaseOverlay.h"
41
42namespace ariba {
43namespace overlay {
44
45use_logging_cpp(OverlayBootstrap);
46SystemEventType OverlayBootstrapMethodType("OverlayBootstrapMethodType");
47
48OverlayBootstrap::OverlayBootstrap()
49 : manager( BootstrapManager::instance() ),
50 spovnetid( SpoVNetID::UNSPECIFIED ),
51 nodeid( NodeID::UNSPECIFIED ),
52 overlay( NULL ){
53}
54
55OverlayBootstrap::~OverlayBootstrap(){
56}
57
58void OverlayBootstrap::start(BaseOverlay* _overlay, const SpoVNetID& _spovnetid, const NodeID& _nodeid){
59 overlay = _overlay;
60 spovnetid = _spovnetid;
61 nodeid = _nodeid;
62
63 manager.registerCallback( this );
64 manager.registerModule( BootstrapManager::BootstrapTypePeriodicBroadcast );
65}
66void OverlayBootstrap::stop(){
67 overlay = NULL;
68 spovnetid = SpoVNetID::UNSPECIFIED;
69 nodeid = NodeID::UNSPECIFIED;
70
71 manager.unregisterCallback( this );
72 manager.unregisterModule( BootstrapManager::BootstrapTypePeriodicBroadcast );
73}
74
75void OverlayBootstrap::handleSystemEvent(const SystemEvent& event){
76
77
78 EventData* data = event.getData<EventData>();
79
80 // announcement for our spovnet
81 logging_info( "found bootstrap node for our SpoVNetID " << data->spovnetid.toString()
82 << " on NodeID " << data->nodeid.toString() << " with endpoint " << data->endpoint.toString() );
83
84
85 // TODO: do stuff on overlay
86
87
88 delete data;
89}
90
91void OverlayBootstrap::onBootstrapServiceFound(string name, string info1, string info2, string info3){
92 if( overlay == NULL ) return;
93 if(name.length() <= 0 || info1.length() <= 0 || info2.length() <= 0 || info3.length() <= 0) return;
94
95 //
96 // generate the types
97 //
98
99 SpoVNetID sid( info1 );
100 NodeID nid( info2 );
101 EndpointDescriptor ep( info3 );
102
103 //
104 // is this announcement of interest for us?
105 //
106
107 // announcement for another spovnet
108 if( sid != this->spovnetid ) return;
109
110 // announcement with our nodeid (either our announcement
111 // or a node with the same id, any way -> ignore)
112 if( nid == this->nodeid ) return;
113
114 //
115 // send out the bootstrap information as
116 // event to synchronize into the system queue
117 //
118
119 EventData* data = new EventData();
120 data->spovnetid = sid;
121 data->nodeid = nid;
122 data->endpoint = ep;
123
124 SystemQueue::instance().scheduleEvent(
125 SystemEvent( this, OverlayBootstrapMethodType, data), 0 );
126}
127
128void OverlayBootstrap::publish(const EndpointDescriptor& _ep){
129
130 ostringstream r;
131 r << std::hex << rand();
132
133 randname = r.str();
134 manager.publish( randname, spovnetid.toString(), nodeid.toString(), _ep.toString() );
135}
136
137void OverlayBootstrap::revoke(){
138 manager.revoke( randname );
139}
140
141}} // namespace ariba, overlay
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