source: source/ariba/utility/measurement/PathloadMeasurement.h@ 5993

Last change on this file since 5993 was 3690, checked in by mies, 15 years ago

Merged 20090512-mies-connectors changes r3472:r3689 into trunk.

File size: 3.4 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#ifndef __PATHLOAD_MEASUREMENT_H
40#define __PATHLOAD_MEASUREMENT_H
41
42#include <unistd.h>
43#include <signal.h>
44#include <fcntl.h>
45#include <sys/wait.h>
46#include <boost/utility.hpp>
47#include "ariba/utility/logging/Logging.h"
48#include "ariba/utility/types/NodeID.h"
49#include "ariba/utility/system/BlockingMethod.h"
50#include "ariba/communication/EndpointDescriptor.h"
51#include "ariba/overlay/BaseOverlay.h"
52
53using ariba::utility::NodeID;
54using ariba::utility::BlockingMethod;
55using ariba::communication::EndpointDescriptor;
56using ariba::overlay::BaseOverlay;
57
58namespace ariba {
59namespace utility {
60
61//*************************************************
62
63class PathloadMeasurementListener {
64 friend class PathloadMeasurement;
65protected:
66 // mbps hols the MBit/s as floating point and -1 if the
67 // measurement was triggered by two nodes on our local machines
68 virtual void onMeasurement( NodeID node, double mbps ) = 0;
69};
70
71//*************************************************
72
73class PathloadMeasurement : private boost::noncopyable, public BlockingMethod {
74 use_logging_h( PathloadMeasurement );
75private:
76 volatile bool running;
77 PathloadMeasurementListener* listener;
78
79 double resultMbps;
80 NodeID resultNode;
81 BaseOverlay* baseoverlay;
82 pid_t serverpid;
83
84protected:
85 PathloadMeasurement(BaseOverlay* _overlay);
86 virtual ~PathloadMeasurement();
87
88 virtual void dispatchFunction();
89 virtual void blockingFunction();
90
91public:
92 static PathloadMeasurement& instance(BaseOverlay* _overlay = NULL) {
93 static PathloadMeasurement the_inst( _overlay );
94 return the_inst;
95 }
96
97 void measure( const NodeID& destnode, PathloadMeasurementListener* _listener );
98};
99
100//*************************************************
101
102}} // namespace ariba, utility
103
104#endif // __PATHLOAD_MEASUREMENT_H
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