/* $Id: meatclient.c,v 1.6 2004/03/25 11:58:22 lars Exp $ *//* * Stonith client for Human Operator Stonith device * * Copyright (c) 2001 Gregor Binder <gbinder@sysfive.com> * *   This program is a rewrite of the "do_meatware" program by *   David C. Teigland <teigland@sistina.com> originally appeared *   in the GFS stomith meatware agent. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA * */#include <portability.h>#include <unistd.h>#include <stdio.h>#include <stdlib.h>#include <string.h>#include <fcntl.h>#include <errno.h>#include <ctype.h>#include <sys/ioctl.h>#include <sys/types.h>#include <sys/wait.h>#include <stonith/stonith.h>#include <glib.h>#define OPTIONS "c:"void usage(const char * cmd);voidusage(const char * cmd){	fprintf(stderr, "usage: %s [-c node]\n", cmd);	exit(S_INVAL);}extern char *	optarg;extern int	optind, opterr, optopt;intmain(int argc, char** argv){	char *		cmdname;	const char *	meatpipe_pr = "/tmp/.meatware";	/* if you intend to							 change this, modify							 meatware.c as well */	char *		opthost = NULL;	int		clearhost = 0;	int		c, argcount;	int		errors = 0;	if ((cmdname = strrchr(argv[0], '/')) == NULL) {		cmdname = argv[0];	}else{		++cmdname;	}	while ((c = getopt(argc, argv, OPTIONS)) != -1) {		switch(c) {		case 'c':	opthost = optarg;				++clearhost;				break;		default:	++errors;				break;		}	}	argcount = argc - optind;	if (!(argcount == 0)) {		errors++;	}	if (errors) {		usage(cmdname);	}		g_strdown(opthost);	if (clearhost) {		int rc, fd;		char resp[3];		char line[256];		char meatpipe[256];		snprintf(meatpipe, 256, "%s.%s", meatpipe_pr, opthost);		fd = open(meatpipe, O_WRONLY | O_NONBLOCK);		if (fd < 0) {			sprintf(line, "Meatware_IPC failed: %s", meatpipe);			perror(line);			exit(S_BADHOST);		}		printf("\nWARNING!\n\n"			"If node \"%s\" has not been manually power-cycled or "			"disconnected from all shared resources and networks, "			"data on shared disks may become corrupted and "			"migrated services might not work as expected.\n"			"Please verify that the name or address above "			"corresponds to the node you just rebooted.\n\n"			"PROCEED? [yN] ", opthost);		scanf("%s", resp);		if (tolower(resp[0] != 'y')) {			printf("Meatware_client: operation canceled.\n");			exit(S_INVAL);		}		sprintf(line, "meatware reply %s", opthost);		rc = write(fd, line, 256);		if (rc < 0) {			sprintf(line, "Meatware_IPC failed: %s", meatpipe);			perror(line);			exit(S_OOPS);		}    		printf("Meatware_client: reset confirmed.\n");	}	exit(S_OK);}