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Add FILES section to manpage.

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Create /var/run/ttyXn.if interface file and /var/run/slX.pid
PID file, following format of pppd(8).
This commit is contained in:
Daniel O'Callaghan 1997-04-16 09:54:50 +00:00
parent ec50d24e74
commit e2f35cc2cf
2 changed files with 80 additions and 2 deletions
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33
usr.sbin/sliplogin/sliplogin.8
View file

@ -267,6 +267,39 @@ unit
.Em unit
was successfully attached.
.El
.Sh FILES
.Ar /etc/sliphome/slip.hosts
list of host login names and parameters.
.Pp
.Ar /etc/sliphome/slip.login
script executed when a connection is made.
.Pp
.Ar /etc/sliphome/slip.login.loginname
script executed when a connection is made by
.Ar loginname .
.Pp
.Ar /etc/sliphome/slip.logout
script executed when a connection is lost.
.Pp
.Ar /etc/sliphome/slip.logout.loginname
script executed when a connection is lost by
.Ar loginname .
.Pp
.Ar /etc/sliphome/slip.slparms
extra parameters file.
.Pp
.Ar /etc/sliphome/slip.slparms.loginname
extra parameters file for
.Ar loginname .
.Pp
.Ar /var/run/ttyXn.if
contains the name of the network interface used by the sliplogin process on
.Ar ttyXn .
.Pp
.Ar /var/run/slX.pid
contains the PID of the sliplogin process which is using interface
.Ar slX .
.Pp
.Sh SEE ALSO
.Xr slattach 8 ,
.Xr syslogd 8 ,

49
usr.sbin/sliplogin/sliplogin.c
View file

@ -105,8 +105,11 @@ int slunit;
char loginargs[BUFSIZ];
char loginfile[MAXPATHLEN];
char loginname[BUFSIZ];
static char raddr[32];
static char raddr[32]; /* remote address */
char ifname[IFNAMSIZ]; /* interface name */
static char pidfilename[MAXPATHLEN]; /* name of pid file */
static char iffilename[MAXPATHLEN]; /* name of if file */
static pid_t pid; /* our pid */
char *
make_ipaddr(void)
@ -316,6 +319,10 @@ hup_handler(s)
}
syslog(LOG_INFO, "closed %s slip unit %d (%s)\n", loginname, unit,
sigstr(s));
if (unlink(pidfilename) < 0 && errno != ENOENT)
syslog(LOG_WARNING, "unable to delete pid file: %m");
if (unlink(iffilename) < 0 && errno != ENOENT)
syslog(LOG_WARNING, "unable to delete if file: %m");
exit(1);
/* NOTREACHED */
}
@ -364,6 +371,12 @@ main(argc, argv)
char logincmd[2*BUFSIZ+32];
extern uid_t getuid();
FILE *pidfile; /* pid file */
FILE *iffile; /* interfaces file */
char *p;
int n;
char devnam[MAXPATHLEN] = "/dev/tty"; /* Device name */
if ((name = strrchr(argv[0], '/')) == NULL)
name = argv[0];
s = getdtablesize();
@ -455,6 +468,38 @@ main(argc, argv)
exit(1);
}
/* write pid to file */
pid = getpid();
(void) sprintf(ifname, "sl%d", unit);
(void) sprintf(pidfilename, "%s%s.pid", _PATH_VARRUN, ifname);
if ((pidfile = fopen(pidfilename, "w")) != NULL) {
fprintf(pidfile, "%d\n", pid);
(void) fclose(pidfile);
} else {
syslog(LOG_ERR, "Failed to create pid file %s: %m",
pidfilename);
pidfilename[0] = 0;
}
/* write interface unit number to file */
p = ttyname(0);
if (p)
strcpy(devnam, p);
for (n = strlen(devnam); n > 0; n--)
if (devnam[n] == '/') {
n++;
break;
}
(void) sprintf(iffilename, "%s%s.if", _PATH_VARRUN, &devnam[n]);
if ((iffile = fopen(iffilename, "w")) != NULL) {
fprintf(iffile, "sl%d\n", unit);
(void) fclose(iffile);
} else {
syslog(LOG_ERR, "Failed to create if file %s: %m", iffilename);
iffilename[0] = 0;
}
syslog(LOG_INFO, "attaching slip unit %d for %s\n", unit, loginname);
(void)snprintf(logincmd, sizeof(logincmd), "%s %d %ld %s", loginfile, unit, speed,
loginargs);