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root/i-scream/projects/cms/source/ihost/libstatgrab/os_info.c
Revision: 1.5
Committed: Tue May 21 16:16:41 2002 UTC (22 years, 4 months ago) by pajs
Content type: text/plain
Branch: MAIN
Changes since 1.4: +1 -1 lines
Log Message:
Bug fixes

File Contents

# User Rev Content
1 tdb 1.4 /*
2     * i-scream central monitoring system
3     * Copyright (C) 2000-2002 i-scream
4     *
5     * This program is free software; you can redistribute it and/or
6     * modify it under the terms of the GNU General Public License
7     * as published by the Free Software Foundation; either version 2
8     * of the License, or (at your option) any later version.
9     *
10     * This program is distributed in the hope that it will be useful,
11     * but WITHOUT ANY WARRANTY; without even the implied warranty of
12     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13     * GNU General Public License for more details.
14     *
15     * You should have received a copy of the GNU General Public License
16     * along with this program; if not, write to the Free Software
17     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18     */
19    
20 pajs 1.1 #include <sys/utsname.h>
21 pajs 1.5 #include "ukcprog.h"
22 pajs 1.1 #include <stdio.h>
23     #ifdef SOLARIS
24     #include <kstat.h>
25     #include <time.h>
26     #endif
27     #ifdef FREEBSD
28     #include <sys/types.h>
29     #include <sys/sysctl.h>
30     #include <time.h>
31 pajs 1.2 #include <sys/time.h>
32 pajs 1.1 #endif
33    
34     char *get_os_info(){
35     char *xml_os_info;
36     struct utsname os;
37     long uptime;
38     #ifdef SOLARIS
39     time_t boottime,curtime;
40     kstat_ctl_t *kc;
41     kstat_t *ksp;
42     kstat_named_t *kn;
43     #endif
44     #ifdef LINUX
45     FILE *f;
46     #endif
47     #ifdef FREEBSD
48     struct timeval boottime;
49     time_t curtime;
50 pajs 1.2 size_t size;
51 pajs 1.1 #endif
52     if((uname(&os)) < 0){
53     errf("Failed to get os stats (%m)");
54     return NULL;
55     }
56    
57     /* Get the uptime */
58     #ifdef SOLARIS
59     if ((kc = kstat_open()) == NULL) {
60     errf("kstat_open failure (%m)");
61     return NULL;
62     }
63     if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
64     errf("failed to find lookup information (%m)");
65     return NULL;
66     }
67     if (kstat_read(kc, ksp, 0) == -1) {
68     errf("Failed to read kernel information (%m)");
69     return NULL;
70     }
71     if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
72     errf("Failed to get uptime (%m)");
73     return NULL;
74     }
75     boottime=(kn->value.ui32);
76     time(&curtime);
77     if((kstat_close(kc)) != 0){
78     errf("Failed to close kstat control structure (%m)");
79     return NULL;
80     }
81     uptime=curtime-boottime;
82     #endif
83     #ifdef LINUX
84     if ((f=fopen("/proc/uptime", "r")) == NULL) {
85     errf("Failed to open /proc/uptime (%m)");
86     return NULL;
87     }
88     if((fscanf(f,"%ld",&uptime)) != 1){
89     errf("Failed to read uptime (%m)");
90     return NULL;
91     }
92     if ((fclose(f)) != 0) {
93     errf("Failed to close file (%m)");
94     return NULL;
95     }
96     #endif
97     #ifdef FREEBSD
98     #define BOOT_TIME_NAME "kern.boottime"
99    
100     if (sysctlbyname(BOOT_TIME_NAME, NULL, &size, NULL, NULL) < 0){
101     errf("sysctlbyname failed (%m)");
102     return NULL;
103     }
104     if (sysctlbyname(BOOT_TIME_NAME, &boottime, &size, NULL, NULL) < 0){
105     errf("sysctlbyname failed (%m)");
106     return NULL;
107     }
108     time(&curtime);
109     uptime=curtime-boottime.tv_sec;
110    
111     #endif
112    
113    
114 tdb 1.3 xml_os_info=strf("<os><name>%s</name><release>%s</release><version>%s</version><sysname>%s</sysname><platform>%s</platform><uptime>%ld</uptime></os>", os.sysname, os.release, os.version, os.nodename, os.machine, uptime);
115 pajs 1.1
116     return xml_os_info;
117     }