248 lines
8.1 KiB
C
248 lines
8.1 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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* Utility to validate and/or commit as a single utility, to be used in eg shell scripts
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* Does much of what backend_main.c does, only less so
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* Example:
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* 1) validate foo_db using a tmp dbdir
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* ./clixon_util_validate -f /usr/local/etc/example.xml -d foo -o CLICON_XMLDB_DIR=/tmp
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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 <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <limits.h>
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#include <stdint.h>
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#include <syslog.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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/* cligen */
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#include <cligen/cligen.h>
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/* clixon */
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#include "clixon/clixon.h"
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/* For validate and commit commands. */
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#include "clixon/clixon_backend.h"
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/* Command line options passed to getopt(3) */
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#define UTIL_COMMIT_OPTS "hD:f:cd:o:"
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static int
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usage(char *argv0)
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{
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fprintf(stderr, "Tool to validate a database\nusage:%s [options]\n"
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"where options are\n"
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"\t-h \t\tHelp\n"
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"\t-D <level> \tDebug\n"
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"\t-f <file>\tClixon config file\n"
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"\t-d <file>\tDatabase name (if not candidate, must be in XMLDBDIR)\n"
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"\t-c \t\tValidate + commit, otherwise only validate\n"
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"\t-o \"<option>=<value>\"\tGive configuration option overriding config file (see clixon-config.yang)\n",
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argv0);
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exit(0);
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}
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int
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main(int argc,
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char **argv)
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{
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int retval = -1;
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int c;
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yang_stmt *yspec = NULL;
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int commit = 0;
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char *database = NULL;
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clicon_handle h;
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int dbg = 0;
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char *dir;
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char *str;
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int ret;
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cbuf *cb = NULL;
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/* In the startup, logs to stderr & debug flag set later */
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clicon_log_init(__FILE__, LOG_INFO, CLICON_LOG_STDERR);
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/* Initialize clixon handle */
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if ((h = clicon_handle_init()) == NULL)
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goto done;
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/*
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* Command-line options for help, debug, and config-file
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*/
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optind = 1;
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opterr = 0;
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while ((c = getopt(argc, argv, UTIL_COMMIT_OPTS)) != -1)
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switch (c) {
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case 'h':
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usage(argv[0]);
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break;
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case 'D':
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if (sscanf(optarg, "%d", &dbg) != 1)
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usage(argv[0]);
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break;
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case 'f': /* config file */
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if (!strlen(optarg))
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usage(argv[0]);
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clicon_option_str_set(h, "CLICON_CONFIGFILE", optarg);
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break;
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case 'c': /* commit (otherwise only validate) */
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case 'd': /* candidate database (if not candidate) */
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case 'o': /* Configuration option */
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break; /* see next getopt */
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default:
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usage(argv[0]);
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break;
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}
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clicon_debug_init(dbg, NULL);
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yang_init(h);
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/* Find and read configfile */
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if (clicon_options_main(h) < 0)
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goto done;
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/* Initialize plugin module by creating a handle holding plugin and callback lists */
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if (clixon_plugin_module_init(h) < 0)
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goto done;
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/* Now run through the operational args */
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opterr = 1;
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optind = 1;
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while ((c = getopt(argc, argv, UTIL_COMMIT_OPTS)) != -1)
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switch (c) {
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case 'h' : /* help */
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case 'D' : /* debug */
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case 'f': /* config file */
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break;
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case 'c': /* commit (otherwise only validate) */
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commit++;
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break;
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case 'd': /* candidate database (if not candidate) */
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database = optarg;
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break;
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case 'o':{ /* Configuration option */
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char *val;
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if ((val = index(optarg, '=')) == NULL)
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usage(argv[0]);
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*val++ = '\0';
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if (clicon_option_add(h, optarg, val) < 0)
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goto done;
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break;
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}
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default:
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usage(argv[0]);
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break;
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}
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/* Set default namespace according to CLICON_NAMESPACE_NETCONF_DEFAULT */
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xml_nsctx_namespace_netconf_default(h);
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/* Add (hardcoded) netconf features in case ietf-netconf loaded here
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* Otherwise it is loaded in netconf_module_load below
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*/
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if (netconf_module_features(h) < 0)
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goto done;
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/* Create top-level yang spec and store as option */
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if ((yspec = yspec_new()) == NULL)
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goto done;
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clicon_dbspec_yang_set(h, yspec);
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/* Load backend plugins before yangs are loaded (eg extension callbacks) */
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if ((dir = clicon_backend_dir(h)) != NULL &&
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clixon_plugins_load(h, CLIXON_PLUGIN_INIT, dir,
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clicon_option_str(h, "CLICON_BACKEND_REGEXP")) < 0)
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goto done;
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/* Load Yang modules
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* 1. Load a yang module as a specific absolute filename */
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if ((str = clicon_yang_main_file(h)) != NULL)
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if (yang_spec_parse_file(h, str, yspec) < 0)
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goto done;
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/* 2. Load a (single) main module */
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if ((str = clicon_yang_module_main(h)) != NULL)
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if (yang_spec_parse_module(h, str, clicon_yang_module_revision(h),
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yspec) < 0)
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goto done;
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/* 3. Load all modules in a directory (will not overwrite file loaded ^) */
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if ((str = clicon_yang_main_dir(h)) != NULL)
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if (yang_spec_load_dir(h, str, yspec) < 0)
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goto done;
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/* Load clixon lib yang module */
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if (yang_spec_parse_module(h, "clixon-lib", NULL, yspec) < 0)
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goto done;
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/* Load yang module library, RFC7895 */
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if (yang_modules_init(h) < 0)
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goto done;
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/* Add generic yang specs, used by netconf client and as internal protocol
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*/
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if (netconf_module_load(h) < 0)
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goto done;
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/* Load yang restconf module */
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if (yang_spec_parse_module(h, "ietf-restconf", NULL, yspec)< 0)
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goto done;
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/* Load yang YANG module state */
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if (clicon_option_bool(h, "CLICON_XMLDB_MODSTATE") &&
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yang_spec_parse_module(h, "ietf-yang-library", NULL, yspec)< 0)
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goto done;
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/* Here all modules are loaded */
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if (database == NULL)
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database = "candidate";
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if ((cb = cbuf_new()) == NULL){
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clicon_err(OE_UNIX, errno, "cbuf_new");
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goto done;
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}
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if (commit){
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if ((ret = candidate_commit(h, NULL, database, 0, VL_FULL, cb)) < 0)
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goto done;
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}
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else{
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if ((ret = candidate_validate(h, database, cb)) < 0)
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goto done;
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}
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if (ret == 0){
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clicon_err(OE_DB, 0, " Failed: %s", cbuf_get(cb));
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goto done;
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}
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fprintf(stdout, "OK\n");
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retval = 0;
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done:
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if (cb)
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cbuf_free(cb);
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return retval;
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}
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