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* YANG schema mount RFC 8528, Initial commit (work in progress)

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* Keep track of YANG unknowns with ys_cvec of EXTENSION
* C-API: Init ys_cvec to NULL, added yang_cvec_add() and adjusted code to use it
This commit is contained in:
Olof Hagsand 2023-01-20 16:06:45 +01:00
parent 8451a20db7
commit b3dcee9639
21 changed files with 552 additions and 79 deletions
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1
lib/clixon/clixon.h.in
View file

@ -84,6 +84,7 @@ extern "C" {
#include <clixon/clixon_xml_sort.h>
#include <clixon/clixon_yang_parse_lib.h>
#include <clixon/clixon_yang_module.h>
#include <clixon/clixon_yang_schema_mount.h>
#include <clixon/clixon_netconf_monitoring.h>
#include <clixon/clixon_stream.h>
#include <clixon/clixon_proto.h>

6
lib/clixon/clixon_plugin.h
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@ -132,8 +132,8 @@ typedef int (plgdaemon_t)(clicon_handle); /* Plugin pre/post daemon
*/
typedef int (plgexit_t)(clicon_handle); /* Plugin exit */
/* For yang extension handling.
* Called at parsing of yang module containing a statement of an extension.
/* For yang extension/unknown handling.
* Called at parsing of yang module containing an unknown statement of an extension.
* A plugin may identify the extension by its name, and perform actions
* on the yang statement, such as transforming the yang.
* A callback is made for every statement, which means that several calls per
@ -294,7 +294,7 @@ struct clixon_plugin_api{
plginit2_t *ca_init; /* Clixon plugin Init (implicit) */
plgstart_t *ca_start; /* Plugin start */
plgexit_t *ca_exit; /* Plugin exit */
plgextension_t *ca_extension; /* Yang extension handler */
plgextension_t *ca_extension; /* Yang extension/unknown handler */
union {
struct { /* cli-specific */
cli_prompthook_t *ci_prompt; /* Prompt hook */

3
lib/clixon/clixon_xml.h
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@ -165,6 +165,9 @@ typedef enum yang_bind yang_bind;
typedef struct xml cxobj; /* struct defined in clicon_xml.c */
/*! Callback function type for xml_apply
*
* @param[in] x XML node
* @param[in] arg General-purpose argument
* @retval -1 Error, aborted at first error encounter, return -1 to end user
* @retval 0 OK, continue
* @retval 1 Abort, dont continue with others, return 1 to end user

2
lib/clixon/clixon_yang_module.h
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@ -66,7 +66,7 @@ int modstate_diff_free(modstate_diff_t *);
int yang_modules_init(clicon_handle h);
char *yang_modules_revision(clicon_handle h);
int yang_modules_state_build(clicon_handle h, yang_stmt *yspec, char *msid, int brief, cbuf *cb);
int yang_modules_state_get(clicon_handle h, yang_stmt *yspec, char *xpath,
cvec *nsc, int brief, cxobj **xret);
int clixon_module_upgrade(clicon_handle h, cxobj *xt, modstate_diff_t *msd, cbuf *cb);

55
lib/clixon/clixon_yang_schema_mount.h Normal file
View file

@ -0,0 +1,55 @@
/*
*
***** BEGIN LICENSE BLOCK *****
Copyright (C) 2023 Olof Hagsand
This file is part of CLIXON.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
Alternatively, the contents of this file may be used under the terms of
the GNU General Public License Version 3 or later (the "GPL"),
in which case the provisions of the GPL are applicable instead
of those above. If you wish to allow use of your version of this file only
under the terms of the GPL, and not to allow others to
use your version of this file under the terms of Apache License version 2,
indicate your decision by deleting the provisions above and replace them with
the notice and other provisions required by the GPL. If you do not delete
the provisions above, a recipient may use your version of this file under
the terms of any one of the Apache License version 2 or the GPL.
***** END LICENSE BLOCK *****
*/
#ifndef _CLIXON_YANG_SCHEMA_MOUNT_H_
#define _CLIXON_YANG_SCHEMA_MOUNT_H_
/*
* Constants
*/
/* RFC 8528 YANG Schema Mount
*/
#define YANG_SCHEMA_MOUNT_NAMESPACE "urn:ietf:params:xml:ns:yang:ietf-yang-schema-mount"
/*
* Prototypes
*/
int yang_schema_mount_point(yang_stmt *y);
int schema_mounts_state_get(clicon_handle h, yang_stmt *yspec, char *xpath, cvec *nsc, cxobj **xret, cxobj **xerr);
int yang_schema_unknown(clicon_handle h, yang_stmt *yext, yang_stmt *ys);
#endif /* _CLIXON_YANG_SCHEMA_MOUNT_H_ */