avs/dscfglockd/dscfgcli.c

	dscfgcli.c revision fcf3ce441efd61da9bb2884968af01cb7c1452cc
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#include <signal.h>
#include <sys/types.h>
#include <sys/time.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <ctype.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#include <locale.h>
#include <sys/nsctl/cfg.h>

CFGFILE *cfg;
void    cfg_lockd_stat();
int tty;

static void
test(int count)
{
    struct stat sb;
    int i;

    if (count < 1)
        count = 1;
    for (i = 0; count-- > 0; i++) {
        if (cfg_lock(cfg, CFG_RDLOCK) < 0)
            (void) printf("CFG_RDLOCK error\n");
        else
            fstat(0, &sb);

        cfg_unlock(cfg);
        fstat(1, &sb);

        if (cfg_lock(cfg, CFG_RDLOCK) < 0)
            (void) printf("CFG_RDLOCK error\n");
        else
            fstat(0, &sb);

        cfg_unlock(cfg);
        fstat(1, &sb);

        if (cfg_lock(cfg, CFG_WRLOCK) < 0)
            (void) printf("CFG_WRLOCK error\n");
        else
            fstat(0, &sb);

        cfg_unlock(cfg);
        fstat(1, &sb);

        if (i > 0) {
            if (i % 100 == 0)
                (void) write(1, "+", 1);
            if (i % 5000 == 0)
                (void) write(1, "\n", 1);
        }
    }
    (void) printf("\nTest complete\n");
}

static void
cmd_loop()
{
    char    host[1024];
    char    buffer[1024];
    int i;

    (void) gethostname(host, sizeof (host));
    for (;;) {
        if (tty)
            (void) printf(":%s: ", host);
        (void) fgets(buffer, sizeof (buffer), stdin);
        switch (tolower(buffer[0])) {
            case 'p':
                i = atoi(buffer + 1);
                (void) sleep(i);
                break;
            case 'q':
                exit(0);
                break;
            case 'r':
                if (cfg_lock(cfg, CFG_RDLOCK) < 0)
                    (void) printf("CFG_RDLOCK error\n");
                break;
            case 's':
                cfg_lockd_stat();
                break;
            case 't':
                i = atoi(buffer + 1);
                test(i);
                break;
            case 'u':
                cfg_unlock(cfg);
                break;
            case 'w':
                if (cfg_lock(cfg, CFG_WRLOCK) < 0)
                    (void) printf("CFG_WRLOCK error\n");
                break;
            default:
                (void) printf("don't understand %s\n", buffer);
                break;
        }
    }
}

static void
init()
{
    tty = isatty(0);
    if (tty)
        (void) printf("dscfglockd cli %s\n", "07/06/12");
    if ((cfg = cfg_open(NULL)) == NULL) {
        perror("cfg_open");
        exit(1);
    }
}

int
main(void)
{
    init();
    cmd_loop();
    return (0);
}