152419Sjulian 252419Sjulian/* 352419Sjulian * status.c 452419Sjulian * 552419Sjulian * Copyright (c) 1996-1999 Whistle Communications, Inc. 652419Sjulian * All rights reserved. 752419Sjulian * 852419Sjulian * Subject to the following obligations and disclaimer of warranty, use and 952419Sjulian * redistribution of this software, in source or object code forms, with or 1052419Sjulian * without modifications are expressly permitted by Whistle Communications; 1152419Sjulian * provided, however, that: 1252419Sjulian * 1. Any and all reproductions of the source or object code must include the 1352419Sjulian * copyright notice above and the following disclaimer of warranties; and 1452419Sjulian * 2. No rights are granted, in any manner or form, to use Whistle 1552419Sjulian * Communications, Inc. trademarks, including the mark "WHISTLE 1652419Sjulian * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 1752419Sjulian * such appears in the above copyright notice or in the software. 1852419Sjulian * 1952419Sjulian * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 2052419Sjulian * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 2152419Sjulian * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 2252419Sjulian * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 2352419Sjulian * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 2452419Sjulian * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 2552419Sjulian * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 2652419Sjulian * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 2752419Sjulian * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 2852419Sjulian * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 2952419Sjulian * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 3052419Sjulian * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 3152419Sjulian * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 3252419Sjulian * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3352419Sjulian * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 3452419Sjulian * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 3552419Sjulian * OF SUCH DAMAGE. 3652419Sjulian * 3752419Sjulian * $FreeBSD$ 3852419Sjulian */ 3952419Sjulian 40158882Sglebius#include <err.h> 41158882Sglebius#include <errno.h> 42158882Sglebius#include <netgraph.h> 43158882Sglebius#include <stdio.h> 44158882Sglebius 4552419Sjulian#include "ngctl.h" 4652419Sjulian 4752419Sjulian#define NOSTATUS "<no status>" 4852419Sjulian 4952419Sjulianstatic int StatusCmd(int ac, char **av); 5052419Sjulian 5152419Sjulianconst struct ngcmd status_cmd = { 5252419Sjulian StatusCmd, 5352419Sjulian "status <path>", 5452419Sjulian "Get human readable status information from the node at <path>", 55125011Sru NULL, 56160423Sstefanf { NULL } 5752419Sjulian}; 5852419Sjulian 5952419Sjulianstatic int 6052419SjulianStatusCmd(int ac, char **av) 6152419Sjulian{ 6252419Sjulian u_char sbuf[sizeof(struct ng_mesg) + NG_TEXTRESPONSE]; 6352419Sjulian struct ng_mesg *const resp = (struct ng_mesg *) sbuf; 6452419Sjulian char *const status = (char *) resp->data; 6552419Sjulian char *path; 6652419Sjulian int nostat = 0; 6752419Sjulian 6852419Sjulian /* Get arguments */ 6952419Sjulian switch (ac) { 7052419Sjulian case 2: 7152419Sjulian path = av[1]; 7252419Sjulian break; 7352419Sjulian default: 74160002Sglebius return (CMDRTN_USAGE); 7552419Sjulian } 7652419Sjulian 7752419Sjulian /* Get node status summary */ 7852419Sjulian if (NgSendMsg(csock, path, NGM_GENERIC_COOKIE, 7952419Sjulian NGM_TEXT_STATUS, NULL, 0) < 0) { 8052419Sjulian switch (errno) { 8152419Sjulian case EINVAL: 8252419Sjulian nostat = 1; 8352419Sjulian break; 8452419Sjulian default: 8552419Sjulian warn("send msg"); 86160002Sglebius return (CMDRTN_ERROR); 8752419Sjulian } 8852419Sjulian } else { 8952419Sjulian if (NgRecvMsg(csock, resp, sizeof(sbuf), NULL) < 0 9052419Sjulian || (resp->header.flags & NGF_RESP) == 0) 9152419Sjulian nostat = 1; 9252419Sjulian } 9352419Sjulian 9452419Sjulian /* Show it */ 9552419Sjulian if (nostat) 9652419Sjulian printf("No status available for \"%s\"\n", path); 9752419Sjulian else 9852419Sjulian printf("Status for \"%s\":\n%s\n", path, status); 99160002Sglebius return (CMDRTN_OK); 10052419Sjulian} 10152419Sjulian 102