svn commit: r323521 - head/usr.bin/sockstat
Michael Tuexen
tuexen at FreeBSD.org
Wed Sep 13 06:57:53 UTC 2017
Author: tuexen
Date: Wed Sep 13 06:57:52 2017
New Revision: 323521
URL: https://svnweb.freebsd.org/changeset/base/323521
Log:
Add a command line option for using a wider field for displaying
addresses. This allows the table to be consistent when IPv6
addresses have to be printed.
While there, document the -v option in the man page.
Sponsored by: Netflix, Inc.
Modified:
head/usr.bin/sockstat/sockstat.1
head/usr.bin/sockstat/sockstat.c
Modified: head/usr.bin/sockstat/sockstat.1
==============================================================================
--- head/usr.bin/sockstat/sockstat.1 Wed Sep 13 06:07:02 2017 (r323520)
+++ head/usr.bin/sockstat/sockstat.1 Wed Sep 13 06:57:52 2017 (r323521)
@@ -35,7 +35,7 @@
.Nd list open sockets
.Sh SYNOPSIS
.Nm
-.Op Fl 46cLlSsUu
+.Op Fl 46cLlSsUuvw
.Op Fl j Ar jid
.Op Fl p Ar ports
.Op Fl P Ar protocols
@@ -97,6 +97,10 @@ Show
.Dv AF_LOCAL
.Pq Ux
sockets.
+.It Fl v
+Verbose mode.
+.It Fl w
+Use wider field size for displaying addresses.
.El
.Pp
If neither
Modified: head/usr.bin/sockstat/sockstat.c
==============================================================================
--- head/usr.bin/sockstat/sockstat.c Wed Sep 13 06:07:02 2017 (r323520)
+++ head/usr.bin/sockstat/sockstat.c Wed Sep 13 06:57:52 2017 (r323521)
@@ -78,6 +78,7 @@ static int opt_s; /* Show protocol state if applicab
static int opt_U; /* Show remote UDP encapsulation port number */
static int opt_u; /* Show Unix domain sockets */
static int opt_v; /* Verbose mode */
+static int opt_w; /* Wide print area for addresses */
/*
* Default protocols to use if no -P was defined.
@@ -1020,7 +1021,8 @@ displaysock(struct sock *s, int pos)
faddr = s->faddr;
first = 1;
while (laddr != NULL || faddr != NULL) {
- while (pos < 36)
+ offset = 36;
+ while (pos < offset)
pos += xprintf(" ");
switch (s->family) {
case AF_INET:
@@ -1030,10 +1032,12 @@ displaysock(struct sock *s, int pos)
if (s->family == AF_INET6 && pos >= 58)
pos += xprintf(" ");
}
- while (pos < 58)
+ offset += opt_w ? 46 : 22;
+ while (pos < offset)
pos += xprintf(" ");
if (faddr != NULL)
pos += printaddr(&faddr->address);
+ offset += opt_w ? 46 : 22;
break;
case AF_UNIX:
if ((laddr == NULL) || (faddr == NULL))
@@ -1048,6 +1052,7 @@ displaysock(struct sock *s, int pos)
p = *(void **)&(faddr->address);
if (p == NULL) {
pos += xprintf("(not connected)");
+ offset += opt_w ? 92 : 44;
break;
}
pos += xprintf("-> ");
@@ -1065,11 +1070,11 @@ displaysock(struct sock *s, int pos)
pos += xprintf("??");
else
pos += printaddr(&s_tmp->laddr->address);
+ offset += opt_w ? 92 : 44;
break;
default:
abort();
}
- offset = 80;
if (opt_U) {
if (faddr != NULL &&
s->proto == IPPROTO_SCTP &&
@@ -1147,9 +1152,10 @@ display(void)
struct sock *s;
int hash, n, pos;
- printf("%-8s %-10s %-5s %-2s %-6s %-21s %-21s",
+ printf("%-8s %-10s %-5s %-2s %-6s %-*s %-*s",
"USER", "COMMAND", "PID", "FD", "PROTO",
- "LOCAL ADDRESS", "FOREIGN ADDRESS");
+ opt_w ? 45 : 21, "LOCAL ADDRESS",
+ opt_w ? 45 : 21, "FOREIGN ADDRESS");
if (opt_U)
printf(" %-6s", "ENCAPS");
if (opt_s) {
@@ -1228,7 +1234,7 @@ static void
usage(void)
{
fprintf(stderr,
- "usage: sockstat [-46cLlSsu] [-j jid] [-p ports] [-P protocols]\n");
+ "usage: sockstat [-46cLlSsUuvw] [-j jid] [-p ports] [-P protocols]\n");
exit(1);
}
@@ -1239,7 +1245,7 @@ main(int argc, char *argv[])
int o, i;
opt_j = -1;
- while ((o = getopt(argc, argv, "46cj:Llp:P:SsUuv")) != -1)
+ while ((o = getopt(argc, argv, "46cj:Llp:P:SsUuvw")) != -1)
switch (o) {
case '4':
opt_4 = 1;
@@ -1279,6 +1285,9 @@ main(int argc, char *argv[])
break;
case 'v':
++opt_v;
+ break;
+ case 'w':
+ opt_w = 1;
break;
default:
usage();
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