/*
* print PPP statistics:
- * pppstats [-i interval] [-v] [interface]
+ * pppstats [-i interval] [-v] [-r] [-c] [interface]
*
+ * -i <update interval in seconds>
+ * -v Verbose mode for default display
+ * -r Show compression ratio in default display
+ * -c Show Compression statistics instead of default display
+ * -a Do not show relative values. Show absolute values at all times.
+ *
+ *
+ * History:
+ * perkins@cps.msu.edu: Added compression statistics and alternate
+ * display. 11/94
+
* Brad Parker (brad@cayman.com) 6/92
*
* from the original "slstats" by Van Jaconson
*/
#ifndef lint
-static char rcsid[] = "$Id: pppstats.c,v 1.6 1994/09/21 01:52:58 paulus Exp $";
+static char rcsid[] = "$Id: pppstats.c,v 1.12 1995/12/11 05:18:59 paulus Exp $";
#endif
#include <ctype.h>
#include <nlist.h>
#include <stdio.h>
#include <signal.h>
+#include <fcntl.h>
#include <sys/param.h>
-#include <sys/mbuf.h>
#include <sys/types.h>
#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <sys/file.h>
-#include <net/if.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/ip_var.h>
#include <net/ppp_defs.h>
+#ifdef __svr4__
+#include <sys/stropts.h>
+#include <net/pppio.h> /* SVR4, Solaris 2, etc. */
+
+#else
+#include <sys/socket.h>
+#include <net/if.h>
+
#ifndef STREAMS
-#include <net/if_ppp.h>
-#endif
+#include <net/if_ppp.h> /* BSD, Linux, NeXT, etc. */
-#ifdef STREAMS
+#else /* SunOS 4, AIX 4, OSF/1, etc. */
#define PPP_STATS 1 /* should be defined iff it is in ppp_if.c */
#include <sys/stream.h>
#include <net/ppp_str.h>
#endif
+#endif
-int vflag;
+int vflag, rflag, cflag, aflag;
unsigned interval = 5;
int unit;
int s; /* socket file descriptor */
{
--argc; ++argv;
while (argc > 0) {
+ if (strcmp(argv[0], "-a") == 0) {
+ ++aflag;
+ ++argv, --argc;
+ continue;
+ }
if (strcmp(argv[0], "-v") == 0) {
++vflag;
++argv, --argc;
continue;
}
+ if (strcmp(argv[0], "-r") == 0) {
+ ++rflag;
+ ++argv, --argc;
+ continue;
+ }
+ if (strcmp(argv[0], "-c") == 0) {
+ ++cflag;
+ ++argv, --argc;
+ continue;
+ }
if (strcmp(argv[0], "-i") == 0 && argv[1] &&
isdigit(argv[1][0])) {
interval = atoi(argv[1]);
- if (interval <= 0)
+ if (interval < 0)
usage();
++argv, --argc;
++argv, --argc;
}
usage();
}
+
+#ifdef __svr4__
+ if ((s = open("/dev/ppp", O_RDONLY)) < 0) {
+ perror("pppstats: Couldn't open /dev/ppp: ");
+ exit(1);
+ }
+ if (strioctl(s, PPPIO_ATTACH, &unit, sizeof(int), 0) < 0) {
+ fprintf(stderr, "pppstats: ppp%d is not available\n", unit);
+ exit(1);
+ }
+#else
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
perror("couldn't create IP socket");
exit(1);
}
+#endif
intpr();
exit(0);
}
usage()
{
- fprintf(stderr, "Usage: pppstats [-v] [-i interval] [unit]\n");
+ fprintf(stderr, "Usage: pppstats [-v] [-r] [-c] [-i interval] [unit]\n");
exit(1);
}
-#define V(offset) (line % 20? req.stats.offset - osc.offset: req.stats.offset)
+#define V(offset) (line % 20? cur.offset - old.offset: cur.offset)
+#define W(offset) (line % 20? ccs.offset - ocs.offset: ccs.offset)
+
+#define CRATE(comp, inc, unc) ((unc) == 0? 0.0: \
+ 1.0 - (double)((comp) + (inc)) / (unc))
/*
* Print a running summary of interface statistics.
intpr()
{
register int line = 0;
- int oldmask;
- struct ifpppstatsreq req;
- struct ppp_stats osc;
+ sigset_t oldmask, mask;
+ struct ppp_stats cur, old;
+ struct ppp_comp_stats ccs, ocs;
- bzero(&osc, sizeof(osc));
+ memset(&old, 0, sizeof(old));
+ memset(&ocs, 0, sizeof(ocs));
- sprintf(req.ifr_name, "ppp%d", unit);
while (1) {
- if (ioctl(s, SIOCGPPPSTATS, &req) < 0) {
- if (errno == ENOTTY)
- fprintf(stderr, "pppstats: kernel support missing\n");
- else
- perror("ioctl(SIOCGPPPSTATS)");
- exit(1);
- }
+ get_ppp_stats(&cur);
+ if (cflag || rflag)
+ get_ppp_cstats(&ccs);
+
(void)signal(SIGALRM, catchalarm);
signalled = 0;
(void)alarm(interval);
-
+
if ((line % 20) == 0) {
- printf("%6.6s %6.6s %6.6s %6.6s %6.6s",
- "in", "pack", "comp", "uncomp", "err");
+ if (line > 0)
+ putchar('\n');
+ if (cflag) {
+
+ printf("%6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
+ "ubyte", "upack", "cbyte", "cpack", "ibyte", "ipack", "ratio");
+ printf(" | %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
+ "ubyte", "upack", "cbyte", "cpack", "ibyte", "ipack", "ratio");
+ putchar('\n');
+ } else {
+
+ printf("%6.6s %6.6s %6.6s %6.6s %6.6s",
+ "in", "pack", "comp", "uncomp", "err");
+ if (vflag)
+ printf(" %6.6s %6.6s", "toss", "ip");
+ if (rflag)
+ printf(" %6.6s %6.6s", "ratio", "ubyte");
+ printf(" | %6.6s %6.6s %6.6s %6.6s %6.6s",
+ "out", "pack", "comp", "uncomp", "ip");
+ if (vflag)
+ printf(" %6.6s %6.6s", "search", "miss");
+ if(rflag)
+ printf(" %6.6s %6.6s", "ratio", "ubyte");
+ putchar('\n');
+ }
+ memset(&old, 0, sizeof(old));
+ memset(&ocs, 0, sizeof(ocs));
+ }
+
+ if (cflag) {
+ printf("%6d %6d %6d %6d %6d %6d %6.2f",
+ W(d.unc_bytes),
+ W(d.unc_packets),
+ W(d.comp_bytes),
+ W(d.comp_packets),
+ W(d.inc_bytes),
+ W(d.inc_packets),
+ W(d.ratio) == 0? 0.0: 1 - 1.0 / W(d.ratio) * 256.0);
+
+ printf(" | %6d %6d %6d %6d %6d %6d %6.2f",
+ W(c.unc_bytes),
+ W(c.unc_packets),
+ W(c.comp_bytes),
+ W(c.comp_packets),
+ W(c.inc_bytes),
+ W(c.inc_packets),
+ W(d.ratio) == 0? 0.0: 1 - 1.0 / W(d.ratio) * 256.0);
+
+ putchar('\n');
+ } else {
+
+ printf("%6d %6d %6d %6d %6d",
+ V(p.ppp_ibytes),
+ V(p.ppp_ipackets), V(vj.vjs_compressedin),
+ V(vj.vjs_uncompressedin), V(vj.vjs_errorin));
if (vflag)
- printf(" %6.6s %6.6s", "toss", "ip");
- printf(" | %6.6s %6.6s %6.6s %6.6s %6.6s",
- "out", "pack", "comp", "uncomp", "ip");
+ printf(" %6d %6d", V(vj.vjs_tossed),
+ V(p.ppp_ipackets) - V(vj.vjs_compressedin) -
+ V(vj.vjs_uncompressedin) - V(vj.vjs_errorin));
+ if (rflag)
+ printf(" %6.2f %6d",
+ CRATE(W(d.comp_bytes), W(d.unc_bytes), W(d.unc_bytes)),
+ W(d.unc_bytes));
+ printf(" | %6d %6d %6d %6d %6d", V(p.ppp_obytes),
+ V(p.ppp_opackets), V(vj.vjs_compressed),
+ V(vj.vjs_packets) - V(vj.vjs_compressed),
+ V(p.ppp_opackets) - V(vj.vjs_packets));
if (vflag)
- printf(" %6.6s %6.6s", "search", "miss");
+ printf(" %6d %6d", V(vj.vjs_searches), V(vj.vjs_misses));
+
+ if (rflag)
+ printf(" %6.2f %6d",
+ CRATE(W(d.comp_bytes), W(d.unc_bytes), W(d.unc_bytes)),
+ W(c.unc_bytes));
+
putchar('\n');
}
- printf("%6d %6d %6d %6d %6d", V(p.ppp_ibytes),
- V(p.ppp_ipackets), V(vj.vjs_compressedin),
- V(vj.vjs_uncompressedin), V(vj.vjs_errorin));
- if (vflag)
- printf(" %6d %6d", V(vj.vjs_tossed),
- V(p.ppp_ipackets) - V(vj.vjs_compressedin) -
- V(vj.vjs_uncompressedin) - V(vj.vjs_errorin));
- printf(" | %6d %6d %6d %6d %6d", V(p.ppp_obytes),
- V(p.ppp_opackets), V(vj.vjs_compressed),
- V(vj.vjs_packets) - V(vj.vjs_compressed),
- V(p.ppp_opackets) - V(vj.vjs_packets));
- if (vflag)
- printf(" %6d %6d", V(vj.vjs_searches), V(vj.vjs_misses));
-
- putchar('\n');
fflush(stdout);
line++;
+ if (interval == 0)
+ exit(0);
- oldmask = sigblock(sigmask(SIGALRM));
+ sigemptyset(&mask);
+ sigaddset(&mask, SIGALRM);
+ sigprocmask(SIG_BLOCK, &mask, &oldmask);
if (! signalled) {
- sigpause(0);
+ sigemptyset(&mask);
+ sigsuspend(&mask);
}
- sigsetmask(oldmask);
+ sigprocmask(SIG_SETMASK, &oldmask, NULL);
signalled = 0;
(void)alarm(interval);
- osc = req.stats;
+
+ if (aflag==0) {
+ old = cur;
+ ocs = ccs;
+ }
}
}
{
signalled = 1;
}
+
+#ifndef __svr4__
+get_ppp_stats(curp)
+ struct ppp_stats *curp;
+{
+ struct ifpppstatsreq req;
+
+ memset (&req, 0, sizeof (req));
+
+#ifdef _linux_
+ req.stats_ptr = (caddr_t) &req.stats;
+#undef ifr_name
+#define ifr_name ifr__name
+#endif
+
+ sprintf(req.ifr_name, "ppp%d", unit);
+ if (ioctl(s, SIOCGPPPSTATS, &req) < 0) {
+ if (errno == ENOTTY)
+ fprintf(stderr, "pppstats: kernel support missing\n");
+ else
+ perror("ioctl(SIOCGPPPSTATS)");
+ exit(1);
+ }
+ *curp = req.stats;
+}
+
+get_ppp_cstats(csp)
+ struct ppp_comp_stats *csp;
+{
+ struct ifpppcstatsreq creq;
+
+ memset (&creq, 0, sizeof (creq));
+
+#ifdef _linux_
+ creq.stats_ptr = (caddr_t) &creq.stats;
+#undef ifr_name
+#define ifr_name ifr__name
+#endif
+
+ sprintf(creq.ifr_name, "ppp%d", unit);
+ if (ioctl(s, SIOCGPPPCSTATS, &creq) < 0) {
+ if (errno == ENOTTY) {
+ fprintf(stderr, "pppstats: no kernel compression support\n");
+ if (cflag)
+ exit(1);
+ rflag = 0;
+ } else {
+ perror("ioctl(SIOCGPPPCSTATS)");
+ exit(1);
+ }
+ }
+
+#ifdef _linux_
+ if (creq.stats.c.bytes_out == 0)
+ creq.stats.c.ratio = 0.0;
+ else
+ creq.stats.c.ratio = (double) creq.stats.c.in_count /
+ (double) creq.stats.c.bytes_out;
+
+ if (creq.stats.d.bytes_out == 0)
+ creq.stats.d.ratio = 0.0;
+ else
+ creq.stats.d.ratio = (double) creq.stats.d.in_count /
+ (double) creq.stats.d.bytes_out;
+#endif
+
+ *csp = creq.stats;
+}
+
+#else /* __svr4__ */
+get_ppp_stats(curp)
+ struct ppp_stats *curp;
+{
+ if (strioctl(s, PPPIO_GETSTAT, curp, 0, sizeof(*curp)) < 0) {
+ if (errno == EINVAL)
+ fprintf(stderr, "pppstats: kernel support missing\n");
+ else
+ perror("pppstats: Couldn't get statistics");
+ exit(1);
+ }
+}
+
+get_ppp_cstats(csp)
+ struct ppp_comp_stats *csp;
+{
+ if (strioctl(s, PPPIO_GETCSTAT, csp, 0, sizeof(*csp)) < 0) {
+ if (errno == ENOTTY) {
+ fprintf(stderr, "pppstats: no kernel compression support\n");
+ if (cflag)
+ exit(1);
+ rflag = 0;
+ } else {
+ perror("pppstats: Couldn't get compression statistics");
+ exit(1);
+ }
+ }
+}
+
+int
+strioctl(fd, cmd, ptr, ilen, olen)
+ int fd, cmd, ilen, olen;
+ char *ptr;
+{
+ struct strioctl str;
+
+ str.ic_cmd = cmd;
+ str.ic_timout = 0;
+ str.ic_len = ilen;
+ str.ic_dp = ptr;
+ if (ioctl(fd, I_STR, &str) == -1)
+ return -1;
+ if (str.ic_len != olen)
+ fprintf(stderr, "strioctl: expected %d bytes, got %d for cmd %x\n",
+ olen, str.ic_len, cmd);
+ return 0;
+}
+#endif /* __svr4__ */
projects / ppp.git / blobdiff