280 lines
8 KiB
C
280 lines
8 KiB
C
/*
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*
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***** BEGIN LICENSE BLOCK *****
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Copyright (C) 2009-2016 Olof Hagsand and Benny Holmgren
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Copyright (C) 2017-2019 Olof Hagsand
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Copyright (C) 2020-2022 Olof Hagsand and Rubicon Communications, LLC(Netgate)
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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,
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indicate your decision by deleting the provisions above and replace them with
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the 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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#ifdef HAVE_CONFIG_H
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#include "clixon_config.h" /* generated by config & autoconf */
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#endif
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#include <stdio.h>
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include <dirent.h>
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#include <errno.h>
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#include <unistd.h>
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#include <signal.h>
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#include <assert.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <regex.h>
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#include <syslog.h>
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#include <netinet/in.h>
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#include <limits.h>
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/* cligen */
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#include <cligen/cligen.h>
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/* clicon */
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#include <clixon/clixon.h>
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#include "restconf_lib.h"
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#include "restconf_handle.h"
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/* header part is copied from struct clicon_handle in lib/src/clixon_handle.c */
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#define CLICON_MAGIC 0x99aafabe
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#define handle(h) (assert(clicon_handle_check(h)==0),(struct restconf_handle *)(h))
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/* Clicon_handle for backends.
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* First part of this is header, same for clicon_handle and cli_handle.
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* Access functions for common fields are found in clicon lib: clicon_options.[ch]
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* This file should only contain access functions for the _specific_
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* entries in the struct below.
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*/
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/*! Backend specific handle added to header CLICON handle
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* This file should only contain access functions for the _specific_
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* entries in the struct below.
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* @note The top part must be equivalent to struct clicon_handle in clixon_handle.c
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* @see struct clicon_handle, struct cli_handle
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*/
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struct restconf_handle {
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int rh_magic; /* magic (HDR)*/
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clicon_hash_t *rh_copt; /* clicon option list (HDR) */
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clicon_hash_t *rh_data; /* internal clicon data (HDR) */
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clicon_hash_t *rh_db_elmnt; /* xml datastore element cache data */
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event_stream_t *rh_stream; /* notification streams, see clixon_stream.[ch] */
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/* ------ end of common handle ------ */
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clicon_hash_t *rh_params; /* restconf parameters, including http headers */
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clixon_auth_type_t rh_auth_type; /* authentication type */
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int rh_pretty; /* pretty-print for http replies */
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char *rh_fcgi_socket; /* if-feature fcgi, XXX: use WITH_RESTCONF_FCGI ? */
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};
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/*! Creates and returns a clicon config handle for other CLICON API calls
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*/
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clicon_handle
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restconf_handle_init(void)
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{
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struct restconf_handle *rh;
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rh = clicon_handle_init0(sizeof(struct restconf_handle));
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rh->rh_pretty = 1; /* clixon-restconf.yang : pretty is default true*/
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return rh;
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}
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/*! Deallocates a backend handle, including all client structs
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* @note: handle 'h' cannot be used in calls after this
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* @see backend_client_rm
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*/
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int
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restconf_handle_exit(clicon_handle h)
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{
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struct restconf_handle *rh = handle(h);
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if (rh->rh_fcgi_socket)
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free(rh->rh_fcgi_socket);
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clicon_handle_exit(h); /* frees h and options (and streams) */
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return 0;
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}
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/*! Get restconf http parameter
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @retval val Data value as string
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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char *
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restconf_param_get(clicon_handle h,
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const char *param)
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{
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struct restconf_handle *rh = handle(h);
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if (rh->rh_params == NULL)
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return NULL;
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return (char*)clicon_hash_value(rh->rh_params, param, NULL);
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}
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/*! Set restconf http parameter
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @param[in] val Data value as null-terminated string
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* @retval 0 OK
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* @retval -1 Error
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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int
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restconf_param_set(clicon_handle h,
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const char *param,
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char *val)
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{
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struct restconf_handle *rh = handle(h);
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clicon_debug(1, "%s=%s", param, val);
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if (rh->rh_params == NULL)
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if ((rh->rh_params = clicon_hash_init()) == NULL)
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return -1;
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return clicon_hash_add(rh->rh_params, param, val, strlen(val)+1)==NULL?-1:0;
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}
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/*! Delete all restconf http parameter
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @retval 0 OK
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* @retval -1 Error
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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int
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restconf_param_del_all(clicon_handle h)
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{
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int retval = -1;
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struct restconf_handle *rh = handle(h);
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if (rh->rh_params != NULL){
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if (clicon_hash_free(rh->rh_params) < 0)
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goto done;
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rh->rh_params = NULL;
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}
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retval = 0;
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done:
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return retval;
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}
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/*! Get restconf http parameter
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* @param[in] h Clicon handle
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* @retval auth_type
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*/
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clixon_auth_type_t
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restconf_auth_type_get(clicon_handle h)
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{
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struct restconf_handle *rh = handle(h);
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return rh->rh_auth_type;
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}
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/*! Set restconf http parameter
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @param[in] val Data value as null-terminated string
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* @retval 0 OK
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* @retval -1 Error
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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int
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restconf_auth_type_set(clicon_handle h,
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clixon_auth_type_t type)
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{
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struct restconf_handle *rh = handle(h);
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rh->rh_auth_type = type;
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return 0;
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}
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/*! Get restconf pretty-print (for replies)
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* @param[in] h Clicon handle
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* @retval pretty
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*/
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int
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restconf_pretty_get(clicon_handle h)
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{
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struct restconf_handle *rh = handle(h);
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return rh->rh_pretty;
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}
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/*! Set restconf pretty-print
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @param[in] val Data value as null-terminated string
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* @retval 0 OK
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* @retval -1 Error
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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int
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restconf_pretty_set(clicon_handle h,
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int pretty)
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{
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struct restconf_handle *rh = handle(h);
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rh->rh_pretty = pretty;
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return 0;
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}
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/*! Get restconf fcgi socket path
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* @param[in] h Clicon handle
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* @retval socketpath
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*/
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char*
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restconf_fcgi_socket_get(clicon_handle h)
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{
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struct restconf_handle *rh = handle(h);
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return rh->rh_fcgi_socket;
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}
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/*! Set restconf fcgi socketpath
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* @param[in] h Clicon handle
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* @param[in] name Data name
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* @param[in] val Data value as null-terminated string
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* @retval 0 OK
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* @retval -1 Error
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* Currently using clixon runtime data but there is risk for colliding names
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*/
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int
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restconf_fcgi_socket_set(clicon_handle h,
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char *socketpath)
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{
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struct restconf_handle *rh = handle(h);
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if ((rh->rh_fcgi_socket = strdup(socketpath)) == NULL){
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clicon_err(OE_RESTCONF, errno, "strdup");
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return -1;
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}
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return 0;
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}
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