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Copyright (C) Ronnie Sahlberg 2007
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include "../../lib/popt/popt.h"
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static char *client = NULL;
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static const char *ip = NULL;
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static char *server = NULL;
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static int stateval = 0;
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static int clientport = 0;
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static int sendport = 0;
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static void useage(void)
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static int create_socket(const char *addr, int port)
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struct sockaddr_in sock_in;
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s = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
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printf("Failed to open local socket\n");
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bzero(&sock_in, sizeof(sock_in));
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sock_in.sin_family = PF_INET;
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sock_in.sin_port = htons(port);
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inet_aton(addr, &sock_in.sin_addr);
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if (bind(s, (struct sockaddr *)&sock_in, sizeof(sock_in)) == -1) {
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printf("Failed to bind to local socket\n");
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int main(int argc, const char *argv[])
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struct poptOption popt_options[] = {
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{ "client", 'c', POPT_ARG_STRING, &client, 0, "remote client to send the notify to", "hostname/ip" },
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{ "clientport", 0, POPT_ARG_INT, &clientport, 0, "clientport", "integer" },
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{ "ip", 'i', POPT_ARG_STRING, &ip, 0, "local ip address to send the notification from", "ip" },
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{ "sendport", 0, POPT_ARG_INT, &sendport, 0, "port to send the notify from", "integer" },
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{ "server", 's', POPT_ARG_STRING, &server, 0, "servername to use in the notification", "hostname/ip" },
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{ "stateval", 0, POPT_ARG_INT, &stateval, 0, "stateval", "integer" },
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struct sockaddr_in sock_cl;
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pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
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while ((opt = poptGetNextOpt(pc)) != -1) {
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fprintf(stderr, "Invalid option %s: %s\n",
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poptBadOption(pc, 0), poptStrerror(opt));
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printf("ERROR: client not specified\n");
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printf("ERROR: ip not specified\n");
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if (server == NULL) {
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printf("ERROR: server not specified\n");
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printf("ERROR: stateval not specified\n");
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/* Since we want to control from which address these packets are
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sent we must create the socket ourself and use low-level rpc
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s = create_socket(ip, sendport);
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/* only wait for at most 3 seconds before giving up */
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/* Setup a sockaddr_in for the client we want to notify */
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bzero(&sock_cl, sizeof(sock_cl));
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sock_cl.sin_family = PF_INET;
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sock_cl.sin_port = htons(clientport);
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inet_aton(client, &sock_cl.sin_addr);
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clnt = clntudp_create(&sock_cl, 100024, 1, w, &s);
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printf("ERROR: failed to connect to client\n");
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/* we dont want to wait for any reply */
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clnt_control(clnt, CLSET_TIMEOUT, (char *)&w);
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sm_notify_1(&st, clnt);