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From cos...@apache.org
Subject cvs commit: jakarta-tomcat-connectors/jk/native2/common jk_workerEnv.c
Date Sat, 01 Dec 2001 22:35:27 GMT
costin      01/12/01 14:35:27

  Added:       jk/native2/common jk_workerEnv.c
  Log:
  WorkerEnv - global options, manages mappings, workers, etc.
  
  This is the 'central' point for jk, similar with ContextManager.
  
  Revision  Changes    Path
  1.1                  jakarta-tomcat-connectors/jk/native2/common/jk_workerEnv.c
  
  Index: jk_workerEnv.c
  ===================================================================
  /* ========================================================================= *
   *                                                                           *
   *                 The Apache Software License,  Version 1.1                 *
   *                                                                           *
   *          Copyright (c) 1999-2001 The Apache Software Foundation.          *
   *                           All rights reserved.                            *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * Redistribution and use in source and binary forms,  with or without modi- *
   * fication, are permitted provided that the following conditions are met:   *
   *                                                                           *
   * 1. Redistributions of source code  must retain the above copyright notice *
   *    notice, this list of conditions and the following disclaimer.          *
   *                                                                           *
   * 2. Redistributions  in binary  form  must  reproduce the  above copyright *
   *    notice,  this list of conditions  and the following  disclaimer in the *
   *    documentation and/or other materials provided with the distribution.   *
   *                                                                           *
   * 3. The end-user documentation  included with the redistribution,  if any, *
   *    must include the following acknowlegement:                             *
   *                                                                           *
   *       "This product includes  software developed  by the Apache  Software *
   *        Foundation <http://www.apache.org/>."                              *
   *                                                                           *
   *    Alternately, this acknowlegement may appear in the software itself, if *
   *    and wherever such third-party acknowlegements normally appear.         *
   *                                                                           *
   * 4. The names  "The  Jakarta  Project",  "Jk",  and  "Apache  Software     *
   *    Foundation"  must not be used  to endorse or promote  products derived *
   *    from this  software without  prior  written  permission.  For  written *
   *    permission, please contact <apache@apache.org>.                        *
   *                                                                           *
   * 5. Products derived from this software may not be called "Apache" nor may *
   *    "Apache" appear in their names without prior written permission of the *
   *    Apache Software Foundation.                                            *
   *                                                                           *
   * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES *
   * INCLUDING, BUT NOT LIMITED TO,  THE IMPLIED WARRANTIES OF MERCHANTABILITY *
   * AND FITNESS FOR  A PARTICULAR PURPOSE  ARE DISCLAIMED.  IN NO EVENT SHALL *
   * THE APACHE  SOFTWARE  FOUNDATION OR  ITS CONTRIBUTORS  BE LIABLE  FOR ANY *
   * DIRECT,  INDIRECT,   INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL *
   * DAMAGES (INCLUDING,  BUT NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE GOODS *
   * OR SERVICES;  LOSS OF USE,  DATA,  OR PROFITS;  OR BUSINESS INTERRUPTION) *
   * HOWEVER CAUSED AND  ON ANY  THEORY  OF  LIABILITY,  WHETHER IN  CONTRACT, *
   * STRICT LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *
   * ANY  WAY  OUT OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF  ADVISED  OF THE *
   * POSSIBILITY OF SUCH DAMAGE.                                               *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * This software  consists of voluntary  contributions made  by many indivi- *
   * duals on behalf of the  Apache Software Foundation.  For more information *
   * on the Apache Software Foundation, please see <http://www.apache.org/>.   *
   *                                                                           *
   * ========================================================================= */
  
  /***************************************************************************
   * Description: Workers controller                                         *
   * Author:      Gal Shachor <shachor@il.ibm.com>                           *
   * Author:      Henri Gomez <hgomez@slib.fr>                               *
   * Version:     $Revision: 1.1 $                                           *
   ***************************************************************************/
  
  #include "jk_workerEnv.h" 
  #include "jk_env.h"
  #include "jk_worker.h"
  #include "jk_util.h"
  
  
  /**
   *  Init the workers, prepare the we.
   * 
   *  Replaces wc_open
   */
  static int jk_workerEnv_init(jk_workerEnv_t *_this)
  {
      jk_map_t *init_data=_this->init_data;
      char **worker_list  = NULL;
      unsigned i;
      int err;
  
      /*     _this->init_data=init_data; */
      
      if(!jk_get_worker_list(init_data, 
                             &worker_list, 
                             &_this->num_of_workers)) {
          return JK_FALSE;
      }
  
      for(i = 0 ; i < _this->num_of_workers ; i++) {
          jk_worker_t *w = NULL;
          jk_worker_t *oldw = NULL;
  
          w=_this->createWorker(_this, worker_list[i], init_data);
          if( w==NULL ) {
              jk_log(_this->l, JK_LOG_ERROR,
                     "init failed to create worker %s\n", 
                     worker_list[i]);
              /* Ignore it, other workers may be ok.
                 return JK_FALSE; */
           } else {
              map_put(_this->worker_map, worker_list[i], w, (void *)&oldw);
          
              if(oldw!=NULL) {
                  jk_log(_this->l, JK_LOG_DEBUG, 
                         "build_worker_map, removing old %s worker \n",
                         worker_list[i]);
                  oldw->destroy(&oldw, _this->l);
              }
              if( _this->defaultWorker == NULL )
                  _this->defaultWorker=w;
          }
      }
  
      jk_log(_this->l, JK_LOG_DEBUG, "build_worker_map, done\n"); 
  
      jk_log(_this->l, JK_LOG_DEBUG,
             "workerEnv.init() done: %d %s\n", _this->num_of_workers, worker_list[0]);

      return JK_TRUE;
  }
  
  
  void jk_workerEnv_close(jk_workerEnv_t *_this)
  {
      jk_logger_t *l;
      int sz;
      int i;
      
      sz = map_size(_this->worker_map);
  
      if(sz <= 0) {
          map_free(&_this->worker_map);
          return;
      }
      for(i = 0 ; i < sz ; i++) {
          jk_worker_t *w = map_value_at(_this->worker_map, i);
          if(w) {
              jk_log(l, JK_LOG_DEBUG,
                     "destroy worker %s\n",
                     map_name_at(_this->worker_map, i));
              w->destroy(&w, l);
          }
      }
      jk_log(_this->l, JK_LOG_DEBUG, "workerEnv.close() done %d\n", sz); 
      map_free(&_this->worker_map);
  }
  
  static jk_worker_t *jk_workerEnv_getWorkerForName(jk_workerEnv_t *_this,
                                                    const char *name )
  {
      jk_worker_t * rc;
  
      if(!name) {
          jk_log(_this->l, JK_LOG_ERROR, "wc_get_worker_for_name NULL name\n");
          return NULL;
      }
  
      rc = map_get(_this->worker_map, name, NULL);
  
      if( rc==NULL ) {
          jk_log(_this->l, JK_LOG_ERROR, "getWorkerForName: no worker found for %s \n",
name);
      } 
      return rc;
  }
  
  static jk_worker_t *jk_workerEnv_createWorker(jk_workerEnv_t *_this,
                                                const char *name, 
                                                jk_map_t *init_data)
  {
      int err;
      char *type;
      jk_env_objectFactory_t fac;
      jk_worker_t *w = NULL;
  
      type=map_getStrProp( init_data,"worker",name,"type",NULL );
  
      w=(jk_worker_t *)_this->env->getInstance(_this->env, "worker", type );
      
      if( w == NULL ) {
          jk_log(_this->l, JK_LOG_ERROR,
                 "workerEnv.createWorker(): factory can't create worker %s:%s\n",
                 type, name); 
          return JK_FALSE;
      }
  
      w->name=(char *)name;
      w->workerEnv=_this;
      
      err=w->validate(w, init_data, _this, _this->l);
      
      if( err!=JK_TRUE ) {
          jk_log(_this->l, JK_LOG_ERROR,
                 "workerEnv.createWorker(): validate failed for %s:%s\n", 
                 type, name); 
          w->destroy(&w, _this->l);
          return NULL;
      }
      
      jk_log(_this->l, JK_LOG_DEBUG,
             "workerEnv.createWorker(): validated %s:%s\n",
             type, name);
      
      err=w->init(w, init_data, _this, _this->l);
      if(err!=JK_TRUE) {
          w->destroy(&w, _this->l);
          jk_log(_this->l, JK_LOG_ERROR, "workerEnv.createWorker() init failed for %s\n",

                 name); 
          return NULL;
      }
      
      return w;
  }
  
  int JK_METHOD jk_workerEnv_factory( jk_env_t *env, void **result,
                                      char *type, char *name)
  {
      jk_logger_t *l=env->logger;
      jk_workerEnv_t *_this;
      int err;
  
      jk_log(l, JK_LOG_DEBUG, "Creating workerEnv \n");
  
      _this=(jk_workerEnv_t *)calloc( 1, sizeof( jk_workerEnv_t ));
      *result=_this;
  
      _this->worker_properties = NULL;
      map_alloc(& _this->worker_properties);
  
      _this->worker_file     = NULL;
      _this->log_file        = NULL;
      _this->log_level       = -1;
      _this->l             = NULL;
      _this->mountcopy       = JK_FALSE;
      _this->was_initialized = JK_FALSE;
      _this->options         = JK_OPT_FWDURIDEFAULT;
  
      /*
       * By default we will try to gather SSL info.
       * Disable this functionality through JkExtractSSL
       */
      _this->ssl_enable  = JK_TRUE;
      /*
       * The defaults ssl indicators match those in mod_ssl (seems
       * to be in more use).
       */
      _this->https_indicator  = "HTTPS";
      _this->certs_indicator  = "SSL_CLIENT_CERT";
  
      /*
       * The following (comented out) environment variables match apache_ssl!
       * If you are using apache_sslapache_ssl uncomment them (or use the
       * configuration directives to set them.
       *
      _this->cipher_indicator = "HTTPS_CIPHER";
      _this->session_indicator = NULL;
       */
  
      /*
       * The following environment variables match mod_ssl! If you
       * are using another module (say apache_ssl) comment them out.
       */
      _this->cipher_indicator = "SSL_CIPHER";
      _this->session_indicator = "SSL_SESSION_ID";
      _this->key_size_indicator = "SSL_CIPHER_USEKEYSIZE";
  
      /*     if(!map_alloc(&(_this->automount))) { */
      /*         jk_error_exit(APLOG_MARK, APLOG_EMERG, s, p, "Memory error"); */
      /*     } */
  
      _this->uriMap = NULL;
      _this->secret_key = NULL; 
  
      _this->envvars_in_use = JK_FALSE;
      map_alloc(&_this->envvars);
  
      _this->l=l;
      _this->env=env;
      
      if(!map_alloc(&_this->worker_map)) {
          return JK_FALSE;
      }
  
      _this->uriMap=_this->env->getInstance( _this->env,
                                             "uriMap",
                                             "default");
  
      if( _this->uriMap==NULL ) {
          jk_log(l, JK_LOG_ERROR, "Error getting uriMap implementation\n");
          return;
      }
  
      _this->uriMap->workerEnv = _this;
      
      /* methods */
      _this->init=&jk_workerEnv_init;
      _this->getWorkerForName=&jk_workerEnv_getWorkerForName;
      _this->close=&jk_workerEnv_close;
  
      
      return JK_TRUE;
  }
  
  
  

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