diff options
Diffstat (limited to 'lib/librpc/rpcsvc/rstat_proc.c')
| -rw-r--r-- | lib/librpc/rpcsvc/rstat_proc.c | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/lib/librpc/rpcsvc/rstat_proc.c b/lib/librpc/rpcsvc/rstat_proc.c deleted file mode 100644 index 635120c..0000000 --- a/lib/librpc/rpcsvc/rstat_proc.c +++ /dev/null @@ -1,352 +0,0 @@ -/* @(#)rstat_proc.c 2.2 88/08/01 4.0 RPCSRC */ -#ifndef lint -static char sccsid[] = "@(#)rpc.rstatd.c 1.1 86/09/25 Copyr 1984 Sun Micro"; -#endif - -/* - * Copyright (c) 1984 by Sun Microsystems, Inc. - */ - -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ - -/* - * rstat service: built with rstat.x and derived from rpc.rstatd.c - */ - -#include <signal.h> -#include <stdio.h> -#include <rpc/rpc.h> -#include <sys/socket.h> -#include <nlist.h> -#include <sys/dk.h> -#include <sys/errno.h> -#include <sys/vmmeter.h> -#include <net/if.h> -#include "rstat.h" - -struct nlist nl[] = { -#define X_CPTIME 0 - { "_cp_time" }, -#define X_SUM 1 - { "_sum" }, -#define X_IFNET 2 - { "_ifnet" }, -#define X_DKXFER 3 - { "_dk_xfer" }, -#define X_BOOTTIME 4 - { "_boottime" }, -#define X_AVENRUN 5 - { "_avenrun" }, -#define X_HZ 6 - { "_hz" }, - "", -}; -int kmem; -int firstifnet, numintfs; /* chain of ethernet interfaces */ -int stats_service(); - -/* - * Define EXIT_WHEN_IDLE if you are able to have this program invoked - * automatically on demand (as from inetd). When defined, the service - * will terminated after being idle for 20 seconds. - */ -int sincelastreq = 0; /* number of alarms since last request */ -#ifdef EXIT_WHEN_IDLE -#define CLOSEDOWN 20 /* how long to wait before exiting */ -#endif /* def EXIT_WHEN_IDLE */ - -union { - struct stats s1; - struct statsswtch s2; - struct statstime s3; -} stats_all; - -int updatestat(); -static stat_is_init = 0; -extern int errno; - -#ifndef FSCALE -#define FSCALE (1 << 8) -#endif - -stat_init() -{ - stat_is_init = 1; - setup(); - updatestat(); - alarm(1); - signal(SIGALRM, updatestat); - sleep(1); /* allow for one wake-up */ -} - -statstime * -rstatproc_stats_3() -{ - if (! stat_is_init) - stat_init(); - sincelastreq = 0; - return(&stats_all.s3); -} - -statsswtch * -rstatproc_stats_2() -{ - if (! stat_is_init) - stat_init(); - sincelastreq = 0; - return(&stats_all.s2); -} - -stats * -rstatproc_stats_1() -{ - if (! stat_is_init) - stat_init(); - sincelastreq = 0; - return(&stats_all.s1); -} - -u_int * -rstatproc_havedisk_3() -{ - static u_int have; - - if (! stat_is_init) - stat_init(); - sincelastreq = 0; - have = havedisk(); - return(&have); -} - -u_int * -rstatproc_havedisk_2() -{ - return(rstatproc_havedisk_3()); -} - -u_int * -rstatproc_havedisk_1() -{ - return(rstatproc_havedisk_3()); -} - -updatestat() -{ - int off, i, hz; - struct vmmeter sum; - struct ifnet ifnet; - double avrun[3]; - struct timeval tm, btm; - -#ifdef DEBUG - fprintf(stderr, "entering updatestat\n"); -#endif -#ifdef EXIT_WHEN_IDLE - if (sincelastreq >= CLOSEDOWN) { -#ifdef DEBUG - fprintf(stderr, "about to closedown\n"); -#endif - exit(0); - } - sincelastreq++; -#endif /* def EXIT_WHEN_IDLE */ - if (lseek(kmem, (long)nl[X_HZ].n_value, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&hz, sizeof hz) != sizeof hz) { - fprintf(stderr, "rstat: can't read hz from kmem\n"); - exit(1); - } - if (lseek(kmem, (long)nl[X_CPTIME].n_value, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)stats_all.s1.cp_time, sizeof (stats_all.s1.cp_time)) - != sizeof (stats_all.s1.cp_time)) { - fprintf(stderr, "rstat: can't read cp_time from kmem\n"); - exit(1); - } - if (lseek(kmem, (long)nl[X_AVENRUN].n_value, 0) ==-1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } -#ifdef vax - if (read(kmem, (char *)avrun, sizeof (avrun)) != sizeof (avrun)) { - fprintf(stderr, "rstat: can't read avenrun from kmem\n"); - exit(1); - } - stats_all.s2.avenrun[0] = avrun[0] * FSCALE; - stats_all.s2.avenrun[1] = avrun[1] * FSCALE; - stats_all.s2.avenrun[2] = avrun[2] * FSCALE; -#endif - if (lseek(kmem, (long)nl[X_BOOTTIME].n_value, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&btm, sizeof (stats_all.s2.boottime)) - != sizeof (stats_all.s2.boottime)) { - fprintf(stderr, "rstat: can't read boottime from kmem\n"); - exit(1); - } - stats_all.s2.boottime.tv_sec = btm.tv_sec; - stats_all.s2.boottime.tv_usec = btm.tv_usec; - - -#ifdef DEBUG - fprintf(stderr, "%d %d %d %d\n", stats_all.s1.cp_time[0], - stats_all.s1.cp_time[1], stats_all.s1.cp_time[2], stats_all.s1.cp_time[3]); -#endif - - if (lseek(kmem, (long)nl[X_SUM].n_value, 0) ==-1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&sum, sizeof sum) != sizeof sum) { - fprintf(stderr, "rstat: can't read sum from kmem\n"); - exit(1); - } - stats_all.s1.v_pgpgin = sum.v_pgpgin; - stats_all.s1.v_pgpgout = sum.v_pgpgout; - stats_all.s1.v_pswpin = sum.v_pswpin; - stats_all.s1.v_pswpout = sum.v_pswpout; - stats_all.s1.v_intr = sum.v_intr; - gettimeofday(&tm, (struct timezone *) 0); - stats_all.s1.v_intr -= hz*(tm.tv_sec - btm.tv_sec) + - hz*(tm.tv_usec - btm.tv_usec)/1000000; - stats_all.s2.v_swtch = sum.v_swtch; - - if (lseek(kmem, (long)nl[X_DKXFER].n_value, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)stats_all.s1.dk_xfer, sizeof (stats_all.s1.dk_xfer)) - != sizeof (stats_all.s1.dk_xfer)) { - fprintf(stderr, "rstat: can't read dk_xfer from kmem\n"); - exit(1); - } - - stats_all.s1.if_ipackets = 0; - stats_all.s1.if_opackets = 0; - stats_all.s1.if_ierrors = 0; - stats_all.s1.if_oerrors = 0; - stats_all.s1.if_collisions = 0; - for (off = firstifnet, i = 0; off && i < numintfs; i++) { - if (lseek(kmem, (long)off, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&ifnet, sizeof ifnet) != sizeof ifnet) { - fprintf(stderr, "rstat: can't read ifnet from kmem\n"); - exit(1); - } - stats_all.s1.if_ipackets += ifnet.if_ipackets; - stats_all.s1.if_opackets += ifnet.if_opackets; - stats_all.s1.if_ierrors += ifnet.if_ierrors; - stats_all.s1.if_oerrors += ifnet.if_oerrors; - stats_all.s1.if_collisions += ifnet.if_collisions; - off = (int) ifnet.if_next; - } - gettimeofday((struct timeval *)&stats_all.s3.curtime, - (struct timezone *) 0); - alarm(1); -} - -static -setup() -{ - struct ifnet ifnet; - int off; - - nlist("/vmunix", nl); - if (nl[0].n_value == 0) { - fprintf(stderr, "rstat: Variables missing from namelist\n"); - exit (1); - } - if ((kmem = open("/dev/kmem", 0)) < 0) { - fprintf(stderr, "rstat: can't open kmem\n"); - exit(1); - } - - off = nl[X_IFNET].n_value; - if (lseek(kmem, (long)off, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&firstifnet, sizeof(int)) != sizeof (int)) { - fprintf(stderr, "rstat: can't read firstifnet from kmem\n"); - exit(1); - } - numintfs = 0; - for (off = firstifnet; off;) { - if (lseek(kmem, (long)off, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)&ifnet, sizeof ifnet) != sizeof ifnet) { - fprintf(stderr, "rstat: can't read ifnet from kmem\n"); - exit(1); - } - numintfs++; - off = (int) ifnet.if_next; - } -} - -/* - * returns true if have a disk - */ -static -havedisk() -{ - int i, cnt; - long xfer[DK_NDRIVE]; - - nlist("/vmunix", nl); - if (nl[X_DKXFER].n_value == 0) { - fprintf(stderr, "rstat: Variables missing from namelist\n"); - exit (1); - } - if ((kmem = open("/dev/kmem", 0)) < 0) { - fprintf(stderr, "rstat: can't open kmem\n"); - exit(1); - } - if (lseek(kmem, (long)nl[X_DKXFER].n_value, 0) == -1) { - fprintf(stderr, "rstat: can't seek in kmem\n"); - exit(1); - } - if (read(kmem, (char *)xfer, sizeof xfer)!= sizeof xfer) { - fprintf(stderr, "rstat: can't read kmem\n"); - exit(1); - } - cnt = 0; - for (i=0; i < DK_NDRIVE; i++) - cnt += xfer[i]; - return (cnt != 0); -} |
