Bouncer/src/xapp-utils/xapp_config.cc

   1 /*
   2 # ==================================================================================
   3 # Copyright (c) 2020 HCL Technologies Limited.
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16 # ==================================================================================
  17 */
  18
  19 #include "xapp_config.hpp"
  20
  21 string& XappSettings::operator[](const SettingName& theName){
  22     return theSettings[theName];
  23 }
  24
  25 void XappSettings::loadCmdlineSettings(int argc, char **argv){
  26
  27            // Parse command line options to over ride
  28           static struct option long_options[] =
  29             {
  30                         {"xappname", required_argument, 0, 'n'},
  31                                 {"xappid", required_argument, 0, 'x'},
  32                                 {"port", required_argument, 0, 'p'},
  33                                 {"threads", required_argument,    0, 't'},
  34                                 {"ves-interval", required_argument, 0, 'i'},
  35                                 {"gNodeB", required_argument, 0, 'g'}
  36
  37             };
  38
  39
  40            while(1) {
  41
  42                 int option_index = 0;
  43                 char c = getopt_long(argc, argv, "n:p:t:s:g:a:v:u:i:c:x:", long_options, &option_index);
  44
  45                 if(c == -1){
  46                     break;
  47                  }
  48
  49                 switch(c)
  50                   {
  51
  52                   case 'n':
  53                     theSettings[XAPP_NAME].assign(optarg);
  54                     break;
  55
  56                   case 'p':
  57                     theSettings[BOUNCER_PORT].assign(optarg);
  58                     break;
  59
  60                   case 't':
  61                         theSettings[THREADS].assign(optarg);
  62                     mdclog_write(MDCLOG_INFO, "Number of threads set to %s from command line e\n", theSettings[THREADS].c_str());
  63                     break;
  64
  65
  66                   case 'x':
  67                     theSettings[XAPP_ID].assign(optarg);
  68                     mdclog_write(MDCLOG_INFO, "XAPP ID set to  %s from command line ", theSettings[XAPP_ID].c_str());
  69                     break;
  70
  71                   case 'h':
  72                     usage(argv[0]);
  73                     exit(0);
  74
  75                   default:
  76                     usage(argv[0]);
  77                     exit(1);
  78                   }
  79            };
  80
  81 }
  82
  83 void XappSettings::loadDefaultSettings(){
  84
  85
  86                  if(theSettings[XAPP_NAME].empty()){
  87                   theSettings[XAPP_NAME] = DEFAULT_XAPP_NAME;
  88                   }
  89
  90                   if(theSettings[XAPP_ID].empty()){
  91                           theSettings[XAPP_ID] = DEFAULT_XAPP_NAME; //for now xapp_id is same as xapp_name since single xapp instance.
  92                   }
  93                   if(theSettings[LOG_LEVEL].empty()){
  94                           theSettings[LOG_LEVEL] = DEFAULT_LOG_LEVEL;
  95                   }
  96                   if(theSettings[BOUNCER_PORT].empty()){
  97                           theSettings[BOUNCER_PORT] = DEFAULT_PORT;
  98                   }
  99                   if(theSettings[MSG_MAX_BUFFER].empty()){
 100                           theSettings[MSG_MAX_BUFFER] = DEFAULT_MSG_MAX_BUFFER;
 101                   }
 102
 103                  if(theSettings[THREADS].empty()){
 104                                           theSettings[THREADS] = DEFAULT_THREADS;
 105                                   }
 106
 107
 108 }
 109
 110 void XappSettings::loadEnvVarSettings(){
 111
 112           if (const char *env_xname = std::getenv("XAPP_NAME")){
 113                   theSettings[XAPP_NAME].assign(env_xname);
 114                   mdclog_write(MDCLOG_INFO,"Xapp Name set to %s from environment variable", theSettings[XAPP_NAME].c_str());
 115           }
 116           if (const char *env_xid = std::getenv("XAPP_NAME")){
 117                    theSettings[XAPP_ID].assign(env_xid);
 118                    mdclog_write(MDCLOG_INFO,"Xapp ID set to %s from environment variable", theSettings[XAPP_ID].c_str());
 119           }
 120
 121           if (const char *env_ports = std::getenv("BOUNCER_PORT")){
 122                   theSettings[BOUNCER_PORT].assign(env_ports);
 123                   mdclog_write(MDCLOG_INFO,"Ports set to %s from environment variable", theSettings[BOUNCER_PORT].c_str());
 124           }
 125           if (const char *env_ports = std::getenv("MSG_MAX_BUFFER")){
 126                           theSettings[MSG_MAX_BUFFER].assign(env_ports);
 127                           mdclog_write(MDCLOG_INFO,"Ports set to %s from environment variable", theSettings[MSG_MAX_BUFFER].c_str());
 128                   }
 129
 130 }
 131
 132 void XappSettings::usage(char *command){
 133         std::cout <<"Usage : " << command << " " << std::endl;
 134         std::cout <<" --name[-n] xapp_instance_name "<< std::endl;
 135     std::cout <<" --port[-p] port to listen on e.g tcp:4561  "<< std::endl;
 136     std::cout << "--threads[-t] number of listener threads "<< std::endl ;
 137
 138 }