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attrd_updater.c
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/*
* Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU 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 software 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
* General Public License for more details.
*
* You should have received a copy of the GNU 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 <crm_internal.h>
#include <sys/param.h>
#include <crm/crm.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <crm/common/ipc.h>
#include <clplumbing/lsb_exitcodes.h>
#include <attrd.h>
#define OPTARGS "hVn:v:d:s:S:"
const char *attr_name = NULL;
const char *attr_value = NULL;
const char *attr_set = NULL;
const char *attr_section = NULL;
const char *attr_dampen = NULL;
void usage(const char* cmd, int exit_status);
static gboolean
process_attrd_message(
xmlNode *msg, xmlNode *xml_data, IPC_Channel *sender)
{
crm_err("Why did we get a message?");
crm_log_xml(LOG_WARNING, "attrd:msg", msg);
return TRUE;
}
int
main(int argc, char ** argv)
{
xmlNode *update = NULL;
IPC_Channel *attrd = NULL;
int argerr = 0;
int flag;
crm_log_init("attrd_updater", LOG_ERR, FALSE, FALSE, argc, argv);
crm_debug_3("Begining option processing");
while ((flag = getopt(argc, argv, OPTARGS)) != EOF) {
switch(flag) {
case 'V':
alter_debug(DEBUG_INC);
break;
case 'h': /* Help message */
usage(crm_system_name, LSB_EXIT_OK);
break;
case 'n':
attr_name = crm_strdup(optarg);
break;
case 'v':
attr_value = crm_strdup(optarg);
break;
case 's':
attr_set = crm_strdup(optarg);
break;
case 'd':
attr_dampen = crm_strdup(optarg);
break;
case 'S':
attr_section = crm_strdup(optarg);
break;
default:
++argerr;
break;
}
}
crm_debug_3("Option processing complete");
if (optind > argc) {
++argerr;
}
if(attr_name == NULL) {
++argerr;
}
if (argerr) {
usage(crm_system_name, LSB_EXIT_GENERIC);
}
/* read local config file */
init_client_ipc_comms(T_ATTRD, subsystem_msg_dispatch,
(void*)process_attrd_message, &attrd);
if(attrd == NULL) {
fprintf(stderr, "Could not connect to "T_ATTRD"\n");
return 1;
}
update = create_xml_node(NULL, __FUNCTION__);
crm_xml_add(update, F_TYPE, T_ATTRD);
crm_xml_add(update, F_ORIG, crm_system_name);
crm_xml_add(update, F_ATTRD_TASK, "update");
crm_xml_add(update, F_ATTRD_ATTRIBUTE, attr_name);
if(attr_value != NULL) {
crm_xml_add(update, F_ATTRD_VALUE, attr_value);
}
if(attr_set != NULL) {
crm_xml_add(update, F_ATTRD_SET, attr_set);
}
if(attr_section != NULL) {
crm_xml_add(update, F_ATTRD_SECTION, attr_section);
}
if(attr_dampen != NULL) {
crm_xml_add(update, F_ATTRD_DAMPEN, attr_dampen);
}
if(send_ipc_message(attrd, update) == FALSE) {
fprintf(stderr, "Could not send update\n");
free_xml(update);
return 1;
}
free_xml(update);
return 0;
}
void
usage(const char* cmd, int exit_status)
{
FILE* stream;
stream = exit_status ? stderr : stdout;
fprintf(stream, "usage: %s -n [-vdsS]\n", cmd);
fprintf(stream, "\t-n <string>\tthe attribute that changed\n");
fprintf(stream, "\t-v <string>\tthe attribute's value\n");
fprintf(stream, "\t\tIf no value is supplied, the attribute value for this node will be deleted\n");
fprintf(stream, "\t-d <string>\tthe time to wait (dampening) further changes occur\n");
fprintf(stream, "\t-s <string>\tthe attribute set in which to place the value\n");
fprintf(stream, "\t\tMost people have no need to specify this\n");
fprintf(stream, "\t-S <string>\tthe section in which to place the value\n");
fprintf(stream, "\t\tMost people have no need to specify this\n");
fflush(stream);
exit(exit_status);
}

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