127 lines
3.8 KiB
C
127 lines
3.8 KiB
C
/*
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*
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***** BEGIN LICENSE BLOCK *****
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Copyright (C) 2009-2019 Olof Hagsand and Benny Holmgren
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This file is part of CLIXON.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 3 or later (the "GPL"),
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in which case the provisions of the GPL are applicable instead
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of those above. If you wish to allow use of your version of this file only
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under the terms of the GPL, and not to allow others to
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use your version of this file under the terms of Apache License version 2, indicate
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your decision by deleting the provisions above and replace them with the
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notice and other provisions required by the GPL. If you do not delete
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the provisions above, a recipient may use your version of this file under
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the terms of any one of the Apache License version 2 or the GPL.
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***** END LICENSE BLOCK *****
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*
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* IETF yang routing example
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* Secondary backend for testing more than one backend plugin
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <signal.h>
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#include <unistd.h>
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#include <sys/time.h>
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#include <sys/syslog.h>
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/* clicon */
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#include <cligen/cligen.h>
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/* Clicon library functions. */
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#include <clixon/clixon.h>
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/* These include signatures for plugin and transaction callbacks. */
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#include <clixon/clixon_backend.h>
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/*! Called to get NACM state data
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* @param[in] h Clicon handle
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* @param[in] xpath String with XPATH syntax. or NULL for all
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* @param[in] xtop XML tree, <config/> on entry.
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* @retval 0 OK
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* @retval -1 Error
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* @see xmldb_get
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* @note this example code returns a static statedata used in testing.
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* Real code would poll state
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*/
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int
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nacm_statedata(clicon_handle h,
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char *xpath,
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cxobj *xstate)
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{
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int retval = -1;
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cxobj **xvec = NULL;
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/* Example of (static) statedata, real code would poll state */
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if (xml_parse_string("<nacm>"
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"<denied-data-writes>0</denied-data-writes>"
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"<denied-operations>0</denied-operations>"
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"<denied-notifications>0</denied-notifications>"
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"</nacm>", NULL, &xstate) < 0)
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goto done;
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retval = 0;
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done:
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if (xvec)
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free(xvec);
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return retval;
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}
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int
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plugin_start(clicon_handle h,
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int argc,
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char **argv)
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{
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return 0;
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}
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clixon_plugin_api *clixon_plugin_init(clicon_handle h);
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static clixon_plugin_api api = {
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"nacm", /* name */ /*--- Common fields. ---*/
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clixon_plugin_init, /* init */
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plugin_start, /* start */
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NULL, /* exit */
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.ca_reset=NULL, /* reset */
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.ca_statedata=nacm_statedata, /* statedata */
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};
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/*! Backend plugin initialization
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* @param[in] h Clixon handle
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* @retval NULL Error with clicon_err set
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* @retval api Pointer to API struct
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*/
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clixon_plugin_api *
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clixon_plugin_init(clicon_handle h)
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{
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char *nacm_mode;
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clicon_debug(1, "%s backend nacm", __FUNCTION__);
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nacm_mode = clicon_option_str(h, "CLICON_NACM_MODE");
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if (nacm_mode==NULL || strcmp(nacm_mode, "disabled") == 0){
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clicon_log(LOG_WARNING, "%s CLICON_NACM_MODE not enabled: example nacm module disabled", __FUNCTION__);
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return NULL;
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}
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return &api;
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}
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