xref: /freebsd/usr.sbin/ngctl/status.c (revision 723c1c2ee877347697efcbdb5667908b47e60514)
14cf49a43SJulian Elischer 
24cf49a43SJulian Elischer /*
34cf49a43SJulian Elischer  * status.c
44cf49a43SJulian Elischer  *
54cf49a43SJulian Elischer  * Copyright (c) 1996-1999 Whistle Communications, Inc.
64cf49a43SJulian Elischer  * All rights reserved.
74cf49a43SJulian Elischer  *
84cf49a43SJulian Elischer  * Subject to the following obligations and disclaimer of warranty, use and
94cf49a43SJulian Elischer  * redistribution of this software, in source or object code forms, with or
104cf49a43SJulian Elischer  * without modifications are expressly permitted by Whistle Communications;
114cf49a43SJulian Elischer  * provided, however, that:
124cf49a43SJulian Elischer  * 1. Any and all reproductions of the source or object code must include the
134cf49a43SJulian Elischer  *    copyright notice above and the following disclaimer of warranties; and
144cf49a43SJulian Elischer  * 2. No rights are granted, in any manner or form, to use Whistle
154cf49a43SJulian Elischer  *    Communications, Inc. trademarks, including the mark "WHISTLE
164cf49a43SJulian Elischer  *    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
174cf49a43SJulian Elischer  *    such appears in the above copyright notice or in the software.
184cf49a43SJulian Elischer  *
194cf49a43SJulian Elischer  * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
204cf49a43SJulian Elischer  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
214cf49a43SJulian Elischer  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
224cf49a43SJulian Elischer  * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
234cf49a43SJulian Elischer  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
244cf49a43SJulian Elischer  * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
254cf49a43SJulian Elischer  * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
264cf49a43SJulian Elischer  * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
274cf49a43SJulian Elischer  * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
284cf49a43SJulian Elischer  * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
294cf49a43SJulian Elischer  * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
304cf49a43SJulian Elischer  * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
314cf49a43SJulian Elischer  * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
324cf49a43SJulian Elischer  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
334cf49a43SJulian Elischer  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
344cf49a43SJulian Elischer  * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
354cf49a43SJulian Elischer  * OF SUCH DAMAGE.
364cf49a43SJulian Elischer  *
374cf49a43SJulian Elischer  * $FreeBSD$
384cf49a43SJulian Elischer  */
394cf49a43SJulian Elischer 
404cf49a43SJulian Elischer #include "ngctl.h"
414cf49a43SJulian Elischer 
424cf49a43SJulian Elischer #define NOSTATUS	"<no status>"
434cf49a43SJulian Elischer 
444cf49a43SJulian Elischer static int StatusCmd(int ac, char **av);
454cf49a43SJulian Elischer 
464cf49a43SJulian Elischer const struct ngcmd status_cmd = {
474cf49a43SJulian Elischer 	StatusCmd,
484cf49a43SJulian Elischer 	"status <path>",
494cf49a43SJulian Elischer 	"Get human readable status information from the node at <path>",
50723c1c2eSRuslan Ermilov 	NULL,
51723c1c2eSRuslan Ermilov 	{}
524cf49a43SJulian Elischer };
534cf49a43SJulian Elischer 
544cf49a43SJulian Elischer static int
554cf49a43SJulian Elischer StatusCmd(int ac, char **av)
564cf49a43SJulian Elischer {
574cf49a43SJulian Elischer 	u_char sbuf[sizeof(struct ng_mesg) + NG_TEXTRESPONSE];
584cf49a43SJulian Elischer 	struct ng_mesg *const resp = (struct ng_mesg *) sbuf;
594cf49a43SJulian Elischer 	char *const status = (char *) resp->data;
604cf49a43SJulian Elischer 	char *path;
614cf49a43SJulian Elischer 	int nostat = 0;
624cf49a43SJulian Elischer 
634cf49a43SJulian Elischer 	/* Get arguments */
644cf49a43SJulian Elischer 	switch (ac) {
654cf49a43SJulian Elischer 	case 2:
664cf49a43SJulian Elischer 		path = av[1];
674cf49a43SJulian Elischer 		break;
684cf49a43SJulian Elischer 	default:
694cf49a43SJulian Elischer 		return(CMDRTN_USAGE);
704cf49a43SJulian Elischer 	}
714cf49a43SJulian Elischer 
724cf49a43SJulian Elischer 	/* Get node status summary */
734cf49a43SJulian Elischer 	if (NgSendMsg(csock, path, NGM_GENERIC_COOKIE,
744cf49a43SJulian Elischer 	    NGM_TEXT_STATUS, NULL, 0) < 0) {
754cf49a43SJulian Elischer 		switch (errno) {
764cf49a43SJulian Elischer 		case EINVAL:
774cf49a43SJulian Elischer 			nostat = 1;
784cf49a43SJulian Elischer 			break;
794cf49a43SJulian Elischer 		default:
804cf49a43SJulian Elischer 			warn("send msg");
814cf49a43SJulian Elischer 			return(CMDRTN_ERROR);
824cf49a43SJulian Elischer 		}
834cf49a43SJulian Elischer 	} else {
844cf49a43SJulian Elischer 		if (NgRecvMsg(csock, resp, sizeof(sbuf), NULL) < 0
854cf49a43SJulian Elischer 		    || (resp->header.flags & NGF_RESP) == 0)
864cf49a43SJulian Elischer 			nostat = 1;
874cf49a43SJulian Elischer 	}
884cf49a43SJulian Elischer 
894cf49a43SJulian Elischer 	/* Show it */
904cf49a43SJulian Elischer 	if (nostat)
914cf49a43SJulian Elischer 		printf("No status available for \"%s\"\n", path);
924cf49a43SJulian Elischer 	else
934cf49a43SJulian Elischer 		printf("Status for \"%s\":\n%s\n", path, status);
944cf49a43SJulian Elischer 	return(CMDRTN_OK);
954cf49a43SJulian Elischer }
964cf49a43SJulian Elischer 
97