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rc-status -c now lists services that have crashed.

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It returns 0 if there are crashed services, otherwise 1.
This it easy to restart crashed services automatically.
More for #120.
This commit is contained in:
Roy Marples 2009-04-24 10:17:53 +00:00
parent e2629b0a3b
commit 9966a902ab
2 changed files with 21 additions and 10 deletions
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11
man/rc-status.8
View File

@ -1,4 +1,4 @@
.\" Copyright 2007-2008 Roy Marples
.\" Copyright 2007-2009 Roy Marples
.\" All rights reserved
.\"
.\" Redistribution and use in source and binary forms, with or without
@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.Dd Arp 9, 2008
.Dd April 24, 2008
.Dt RC-STATUS 8 SMM
.Os OpenRC
.Sh NAME
@ -30,7 +30,7 @@
.Nd show status info about runlevels
.Sh SYNOPSIS
.Nm
.Op Fl alsuC
.Op Fl aclsuC
.Op Ar runlevel
.Sh DESCRIPTION
.Nm
@ -43,6 +43,8 @@ The options are as follows:
.Bl -tag -width ".Fl test , test string"
.It Fl a , -all
Show all runlevels and their services.
.It Fl c , -crashed
List all services that have crashed.
.It Fl l , -list
List all defined runlevels.
.It fl r , -runlevel
@ -57,6 +59,9 @@ Disable color output.
Show information only for the named
.Ar runlevel .
.El
.Sh EXIT STATUS
.Nm
exits 0, except when checking for crashed services and it doesn't find any.
.Sh SEE ALSO
.Xr rc 8 ,
.Xr rc-update 8

20
src/rc/rc-status.c
View File

@ -172,9 +172,10 @@ print_services(const char *runlevel, RC_STRINGLIST *svcs)
#include "_usage.h"
#define extraopts "[runlevel1] [runlevel2] ..."
#define getoptstring "alrsu" getoptstring_COMMON
#define getoptstring "aclrsu" getoptstring_COMMON
static const struct option longopts[] = {
{"all", 0, NULL, 'a'},
{"crashed", 0, NULL, 'c'},
{"list", 0, NULL, 'l'},
{"runlevel", 0, NULL, 'r'},
{"servicelist", 0, NULL, 's'},
@ -183,6 +184,7 @@ static const struct option longopts[] = {
};
static const char * const longopts_help[] = {
"Show services from all run levels",
"Show crashed services",
"Show list of run levels",
"Show the name of the current runlevel",
"Show service list",
@ -196,7 +198,7 @@ rc_status(int argc, char **argv)
{
RC_STRING *s, *l, *t;
char *p, *runlevel = NULL;
int opt, aflag = 0;
int opt, aflag = 0, retval = 0;
test_crashed = _rc_can_find_pids();
@ -207,10 +209,14 @@ rc_status(int argc, char **argv)
aflag++;
levels = rc_runlevel_list();
break;
case 'l':
levels = rc_runlevel_list();
TAILQ_FOREACH (l, levels, entries)
printf("%s\n", l->value);
case 'c':
services = rc_services_in_state(RC_SERVICE_STARTED);
retval = 1;
TAILQ_FOREACH(s, services, entries)
if (rc_service_daemons_crashed(s->value)) {
printf("%s\n", s->value);
retval = 0;
}
goto exit;
/* NOTREACHED */
case 'r':
@ -344,5 +350,5 @@ exit:
rc_deptree_free(deptree);
#endif
return(EXIT_SUCCESS);
return retval;
}