Switched a bunch of LOG_NOTICEs to ast_debug. This time without breaking the build. git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@410994 65c4cc65-6c06-0410-ace0-fbb531ad65f3
378 lines
9.7 KiB
C
378 lines
9.7 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2006, Digium, Inc.
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*
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* Steve Murphy <murf@parsetree.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Compile symbolic Asterisk Extension Logic into Asterisk extensions, version 2.
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*
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*/
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/*** MODULEINFO
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<depend>res_ael_share</depend>
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<support_level>extended</support_level>
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***/
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#include "asterisk.h"
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#if !defined(STANDALONE)
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#endif
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#include <ctype.h>
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#include <regex.h>
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#include <sys/stat.h>
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#ifdef STANDALONE
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#ifdef HAVE_MTX_PROFILE
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static int mtx_prof = -1; /* helps the standalone compile with the mtx_prof flag on */
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#endif
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#endif
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#include "asterisk/pbx.h"
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#include "asterisk/config.h"
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#include "asterisk/module.h"
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#include "asterisk/logger.h"
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#include "asterisk/cli.h"
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#include "asterisk/app.h"
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#include "asterisk/callerid.h"
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#include "asterisk/hashtab.h"
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#include "asterisk/ael_structs.h"
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#include "asterisk/pval.h"
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#ifdef AAL_ARGCHECK
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#include "asterisk/argdesc.h"
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#endif
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/*** DOCUMENTATION
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<application name="AELSub" language="en_US">
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<synopsis>
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Launch subroutine built with AEL
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</synopsis>
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<syntax>
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<parameter name="routine" required="true">
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<para>Named subroutine to execute.</para>
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</parameter>
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<parameter name="args" required="false" />
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</syntax>
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<description>
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<para>Execute the named subroutine, defined in AEL, from another dialplan
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language, such as extensions.conf, Realtime extensions, or Lua.</para>
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<para>The purpose of this application is to provide a sane entry point into
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AEL subroutines, the implementation of which may change from time to time.</para>
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</description>
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</application>
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***/
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/* these functions are in ../ast_expr2.fl */
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#define DEBUG_READ (1 << 0)
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#define DEBUG_TOKENS (1 << 1)
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#define DEBUG_MACROS (1 << 2)
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#define DEBUG_CONTEXTS (1 << 3)
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static char *config = "extensions.ael";
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static char *registrar = "pbx_ael";
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static int pbx_load_module(void);
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#ifndef AAL_ARGCHECK
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/* for the time being, short circuit all the AAL related structures
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without permanently removing the code; after/during the AAL
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development, this code can be properly re-instated
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*/
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#endif
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#ifdef AAL_ARGCHECK
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int option_matches_j( struct argdesc *should, pval *is, struct argapp *app);
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int option_matches( struct argdesc *should, pval *is, struct argapp *app);
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int ael_is_funcname(char *name);
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#endif
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int check_app_args(pval *appcall, pval *arglist, struct argapp *app);
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void check_pval(pval *item, struct argapp *apps, int in_globals);
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void check_pval_item(pval *item, struct argapp *apps, int in_globals);
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void check_switch_expr(pval *item, struct argapp *apps);
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void ast_expr_register_extra_error_info(char *errmsg);
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void ast_expr_clear_extra_error_info(void);
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struct pval *find_macro(char *name);
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struct pval *find_context(char *name);
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struct pval *find_context(char *name);
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struct pval *find_macro(char *name);
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struct ael_priority *new_prio(void);
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struct ael_extension *new_exten(void);
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void destroy_extensions(struct ael_extension *exten);
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void set_priorities(struct ael_extension *exten);
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void add_extensions(struct ael_extension *exten);
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int ast_compile_ael2(struct ast_context **local_contexts, struct ast_hashtab *local_table, struct pval *root);
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void destroy_pval(pval *item);
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void destroy_pval_item(pval *item);
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int is_float(char *arg );
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int is_int(char *arg );
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int is_empty(char *arg);
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/* static void substitute_commas(char *str); */
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static int aeldebug = 0;
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/* interface stuff */
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#ifndef STANDALONE
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static char *aelsub = "AELSub";
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static int aelsub_exec(struct ast_channel *chan, const char *vdata)
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{
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char buf[256], *data = ast_strdupa(vdata);
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struct ast_app *gosub = pbx_findapp("Gosub");
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(name);
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AST_APP_ARG(args);
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);
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if (gosub) {
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AST_STANDARD_RAW_ARGS(args, data);
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snprintf(buf, sizeof(buf), "%s,~~s~~,1(%s)", args.name, args.args);
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return pbx_exec(chan, gosub, buf);
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}
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return -1;
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}
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#endif
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/* if all the below are static, who cares if they are present? */
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static int pbx_load_module(void)
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{
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int errs=0, sem_err=0, sem_warn=0, sem_note=0;
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char *rfilename;
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struct ast_context *local_contexts=NULL, *con;
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struct ast_hashtab *local_table=NULL;
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struct pval *parse_tree;
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ast_debug(1, "Starting AEL load process.\n");
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if (config[0] == '/')
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rfilename = (char *)config;
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else {
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rfilename = ast_alloca(strlen(config) + strlen(ast_config_AST_CONFIG_DIR) + 2);
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sprintf(rfilename, "%s/%s", ast_config_AST_CONFIG_DIR, config);
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}
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if (access(rfilename,R_OK) != 0) {
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ast_log(LOG_NOTICE, "File %s not found; AEL declining load\n", rfilename);
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return AST_MODULE_LOAD_DECLINE;
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}
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parse_tree = ael2_parse(rfilename, &errs);
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ast_debug(1, "AEL load process: parsed config file name '%s'.\n", rfilename);
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ael2_semantic_check(parse_tree, &sem_err, &sem_warn, &sem_note);
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if (errs == 0 && sem_err == 0) {
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ast_debug(1, "AEL load process: checked config file name '%s'.\n", rfilename);
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local_table = ast_hashtab_create(11, ast_hashtab_compare_contexts, ast_hashtab_resize_java, ast_hashtab_newsize_java, ast_hashtab_hash_contexts, 0);
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if (ast_compile_ael2(&local_contexts, local_table, parse_tree)) {
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ast_log(LOG_ERROR, "AEL compile failed! Aborting.\n");
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destroy_pval(parse_tree); /* free up the memory */
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return AST_MODULE_LOAD_DECLINE;
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}
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ast_debug(1, "AEL load process: compiled config file name '%s'.\n", rfilename);
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ast_merge_contexts_and_delete(&local_contexts, local_table, registrar);
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local_table = NULL; /* it's the dialplan global now */
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local_contexts = NULL;
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ast_debug(1, "AEL load process: merged config file name '%s'.\n", rfilename);
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for (con = ast_walk_contexts(NULL); con; con = ast_walk_contexts(con))
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ast_context_verify_includes(con);
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ast_debug(1, "AEL load process: verified config file name '%s'.\n", rfilename);
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} else {
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ast_log(LOG_ERROR, "Sorry, but %d syntax errors and %d semantic errors were detected. It doesn't make sense to compile.\n", errs, sem_err);
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destroy_pval(parse_tree); /* free up the memory */
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return AST_MODULE_LOAD_DECLINE;
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}
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destroy_pval(parse_tree); /* free up the memory */
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return AST_MODULE_LOAD_SUCCESS;
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}
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/* CLI interface */
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static char *handle_cli_ael_set_debug(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
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{
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switch (cmd) {
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case CLI_INIT:
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e->command = "ael set debug {read|tokens|macros|contexts|off}";
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e->usage =
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"Usage: ael set debug {read|tokens|macros|contexts|off}\n"
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" Enable AEL read, token, macro, or context debugging,\n"
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" or disable all AEL debugging messages. Note: this\n"
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" currently does nothing.\n";
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return NULL;
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case CLI_GENERATE:
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return NULL;
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}
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if (a->argc != e->args)
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return CLI_SHOWUSAGE;
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if (!strcasecmp(a->argv[3], "read"))
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aeldebug |= DEBUG_READ;
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else if (!strcasecmp(a->argv[3], "tokens"))
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aeldebug |= DEBUG_TOKENS;
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else if (!strcasecmp(a->argv[3], "macros"))
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aeldebug |= DEBUG_MACROS;
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else if (!strcasecmp(a->argv[3], "contexts"))
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aeldebug |= DEBUG_CONTEXTS;
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else if (!strcasecmp(a->argv[3], "off"))
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aeldebug = 0;
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else
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return CLI_SHOWUSAGE;
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return CLI_SUCCESS;
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}
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static char *handle_cli_ael_reload(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
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{
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switch (cmd) {
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case CLI_INIT:
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e->command = "ael reload";
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e->usage =
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"Usage: ael reload\n"
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" Reloads AEL configuration.\n";
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return NULL;
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case CLI_GENERATE:
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return NULL;
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}
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if (a->argc != 2)
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return CLI_SHOWUSAGE;
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return (pbx_load_module() ? CLI_FAILURE : CLI_SUCCESS);
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}
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static struct ast_cli_entry cli_ael[] = {
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AST_CLI_DEFINE(handle_cli_ael_reload, "Reload AEL configuration"),
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AST_CLI_DEFINE(handle_cli_ael_set_debug, "Enable AEL debugging flags")
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};
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static int unload_module(void)
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{
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ast_context_destroy(NULL, registrar);
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ast_cli_unregister_multiple(cli_ael, ARRAY_LEN(cli_ael));
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#ifndef STANDALONE
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ast_unregister_application(aelsub);
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#endif
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return 0;
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}
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static int load_module(void)
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{
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ast_cli_register_multiple(cli_ael, ARRAY_LEN(cli_ael));
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#ifndef STANDALONE
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ast_register_application_xml(aelsub, aelsub_exec);
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#endif
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return (pbx_load_module());
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}
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static int reload(void)
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{
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return pbx_load_module();
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}
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#ifdef STANDALONE
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#define AST_MODULE "ael"
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int ael_external_load_module(void);
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int ael_external_load_module(void)
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{
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pbx_load_module();
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return 1;
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}
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#endif
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AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Asterisk Extension Language Compiler",
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.load = load_module,
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.unload = unload_module,
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.reload = reload,
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);
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#ifdef AAL_ARGCHECK
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static const char * const ael_funclist[] =
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{
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"AGENT",
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"ARRAY",
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"BASE64_DECODE",
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"BASE64_ENCODE",
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"CALLERID",
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"CDR",
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"CHANNEL",
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"CHECKSIPDOMAIN",
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"CHECK_MD5",
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"CURL",
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"CUT",
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"DB",
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"DB_EXISTS",
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"DUNDILOOKUP",
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"ENUMLOOKUP",
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"ENV",
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"EVAL",
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"EXISTS",
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"FIELDQTY",
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"FILTER",
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"GROUP",
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"GROUP_COUNT",
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"GROUP_LIST",
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"GROUP_MATCH_COUNT",
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"IAXPEER",
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"IF",
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"IFTIME",
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"ISNULL",
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"KEYPADHASH",
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"LANGUAGE",
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"LEN",
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"MATH",
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"MD5",
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"MUSICCLASS",
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"QUEUEAGENTCOUNT",
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"QUEUE_MEMBER_COUNT",
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"QUEUE_MEMBER_LIST",
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"QUOTE",
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"RAND",
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"REGEX",
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"SET",
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"SHA1",
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"SIPCHANINFO",
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"SIPPEER",
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"SIP_HEADER",
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"SORT",
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"STAT",
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"STRFTIME",
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"STRPTIME",
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"TIMEOUT",
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"TXTCIDNAME",
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"URIDECODE",
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"URIENCODE",
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"VMCOUNT"
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};
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int ael_is_funcname(char *name)
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{
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int s,t;
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t = sizeof(ael_funclist)/sizeof(char*);
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s = 0;
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while ((s < t) && strcasecmp(name, ael_funclist[s]))
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s++;
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if ( s < t )
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return 1;
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else
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return 0;
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}
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#endif
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