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90ccff6bbc
git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1175 fd59a12c-fef9-0310-b244-a6a79926bd2f
149 lines
4.0 KiB
C
Executable File
149 lines
4.0 KiB
C
Executable File
/*
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* Copyright (c) 2006 Steven Dake (sdake@mvista.com)
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* Copyright (c) 2006 Sun Microsystems, Inc.
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*
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* This software licensed under BSD license, the text of which follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the MontaVista Software, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/uio.h>
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <signal.h>
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#include <sched.h>
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#include <time.h>
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#include <pthread.h>
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#include <sys/poll.h>
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#include <string.h>
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#if defined(OPENAIS_LINUX) || defined(OPENAIS_SOLARIS)
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/* SUN_LEN is broken for abstract namespace
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*/
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#define AIS_SUN_LEN(a) sizeof(*(a))
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#else
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#define AIS_SUN_LEN(a) SUN_LEN(a)
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#endif
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#ifdef OPENAIS_LINUX
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static char *socketname = "lcr.socket";
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#else
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static char *socketname = "/var/run/lcr.socket";
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#endif
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int uic_connect (int *fd)
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{
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int res;
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struct sockaddr_un addr;
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memset (&addr, 0, sizeof (struct sockaddr_un));
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#if defined(OPENAIS_BSD) || defined(OPENAIS_DARWIN)
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addr.sun_len = sizeof(struct sockaddr_un);
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#endif
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addr.sun_family = PF_UNIX;
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#if defined(OPENAIS_LINUX)
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strcpy (addr.sun_path + 1, socketname);
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#else
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strcpy (addr.sun_path, socketname);
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#endif
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*fd = socket (PF_UNIX, SOCK_STREAM, 0);
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if (*fd == -1) {
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return -errno;
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}
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res = connect (*fd, (struct sockaddr *)&addr, AIS_SUN_LEN(&addr));
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if (res == -1) {
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return -errno;
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}
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return 0;
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}
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struct req_msg {
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int len;
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char msg[0];
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};
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int uic_msg_send (int fd, char *msg)
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{
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struct msghdr msg_send;
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struct iovec iov_send[2];
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struct req_msg req_msg;
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int res;
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req_msg.len = strlen (msg) + 1;
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iov_send[0].iov_base = (void *)&req_msg;
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iov_send[0].iov_len = sizeof (struct req_msg);
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iov_send[1].iov_base = (void *)msg;
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iov_send[1].iov_len = req_msg.len;
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msg_send.msg_iov = iov_send;
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msg_send.msg_iovlen = 2;
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msg_send.msg_name = 0;
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msg_send.msg_namelen = 0;
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#ifndef OPENAIS_SOLARIS
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msg_send.msg_control = 0;
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msg_send.msg_controllen = 0;
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msg_send.msg_flags = 0;
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#else
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msg_send.msg_accrights = NULL;
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msg_send.msg_accrightslen = 0;
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#endif
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retry_send:
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res = sendmsg (fd, &msg_send, 0);
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if (res == -1 && errno == EINTR) {
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goto retry_send;
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}
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if (res == -1) {
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res = -errno;
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}
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return (res);
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}
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int main (void)
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{
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int client_fd;
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int res;
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res = uic_connect (&client_fd);
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if (res != 0) {
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printf ("Couldn't connect to live replacement service\n");
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}
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uic_msg_send (client_fd, "livereplace ckpt version 2");
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return 0;
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}
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