1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/*
* Copyright (C) 2012 Martin Willi
* Copyright (C) 2012 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "load_tester_control.h"
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
/**
* Connect to the daemon, return stream
*/
static FILE* make_connection()
{
struct sockaddr_un addr;
FILE *stream;
int fd;
addr.sun_family = AF_UNIX;
strcpy(addr.sun_path, LOAD_TESTER_SOCKET);
fd = socket(AF_UNIX, SOCK_SEQPACKET, 0);
if (fd < 0)
{
fprintf(stderr, "opening socket failed: %s\n", strerror(errno));
return NULL;
}
if (connect(fd, (struct sockaddr *)&addr,
offsetof(struct sockaddr_un, sun_path) + strlen(addr.sun_path)) < 0)
{
fprintf(stderr, "connecting to %s failed: %s\n",
LOAD_TESTER_SOCKET, strerror(errno));
close(fd);
return NULL;
}
stream = fdopen(fd, "r+");
if (!stream)
{
close(fd);
return NULL;
}
return stream;
}
/**
* Initiate load-tests
*/
static int initiate(unsigned int count, unsigned int delay)
{
FILE *stream;
char c;
stream = make_connection();
if (!stream)
{
return 1;
}
fprintf(stream, "%u %u\n", count, delay);
while (1)
{
fflush(stream);
c = fgetc(stream);
if (c == EOF)
{
break;
}
if (fputc(c, stdout) == EOF)
{
break;
}
fflush(stdout);
}
fclose(stream);
return 0;
}
int main(int argc, char *argv[])
{
if (argc >= 3 && strcmp(argv[1], "initiate") == 0)
{
return initiate(atoi(argv[2]), argc > 3 ? atoi(argv[3]) : 0);
}
fprintf(stderr, "Usage:\n");
fprintf(stderr, " %s initiate <count> [<delay in ms>]\n", argv[0]);
return 1;
}
|
