src_test/test_w1_datalog_write.cc

   1 /*
   2  * test_w1.cc
   3  *
   4  *  Created on: Oct 20, 2010
   5  *      Author: lamikr
   6  */
   7 #include <list>
   8 #include <string>
   9 #include <iostream>
  10
  11 #include <errno.h>
  12 #include <stdlib.h>
  13
  14 #include <plp/log.h>
  15
  16 #include <plp/DeviceConfig.hh>
  17 #include <plp/Device.hh>
  18
  19 #include "Factory.hh"
  20
  21 using namespace w1;
  22 using namespace std;
  23 using namespace plp;
  24
  25 #define DEFAULT_READ_INTERVAL_SECONDS   600
  26 #define DEFAULT_MAX_READ_COUNT          -1
  27
  28 bool try_parse_long(const char *str, long *result) {
  29         int     new_result;
  30         char    *endptr;
  31         bool    ret_val;
  32
  33         ret_val         = false;
  34         errno           = 0;
  35         new_result      = strtol(str, &endptr, 10);
  36         if (errno != 0) {
  37                 log_error("invalid input %s, could not convert to integer.\n", str);
  38         }
  39         else {
  40                 if (endptr == str) {
  41                         log_error("invalid input %s, could not convert to integer.\n", str);
  42                 }
  43                 else {
  44                         *result = new_result;
  45                         ret_val = true;
  46                 }
  47         }
  48         return ret_val;
  49 }
  50
  51 int main(int argc, char** argv) {
  52         int                             read_count_total;
  53         long                            cnt_max_scans;
  54         long                            read_interval_seconds;
  55         string                          loc;
  56         Device                          *device;
  57         list<Device *>                  device_list;
  58         list<Device *>::iterator        iter;
  59
  60         // default values than can be overwritten with parameters
  61         loc     = "/tmp/w1data";
  62         read_interval_seconds   = DEFAULT_READ_INTERVAL_SECONDS;
  63         cnt_max_scans           = DEFAULT_MAX_READ_COUNT;
  64         if (argc > 1) {
  65                 loc     = argv[1];
  66         }
  67         else {
  68                 log_info("no parameter given using default values:\n");
  69                 log_info("\ttest_w1_datalog_write %s %ld %ld\n\n", loc.c_str(), read_interval_seconds, cnt_max_scans);
  70                 log_info("usage:\n\ttest_w1_datalog_write <result_save_path> <read_interval_seconds> <max_read_count>\n");
  71                 log_info("\tmax_read_count == -1: read devices until application is terminated\n\n");
  72         }
  73         if (argc > 2) {
  74                 try_parse_long(argv[2], &read_interval_seconds);
  75         }
  76         if (argc > 3) {
  77                 try_parse_long(argv[3], &cnt_max_scans);
  78         }
  79         log_info("searching 1-wire devices\n");
  80         if (read_interval_seconds == DEFAULT_READ_INTERVAL_SECONDS) {
  81                 log_info("\tdevice read interval: %ld seconds (default value)\n", read_interval_seconds);
  82         }
  83         else {
  84                 log_info("\tdevice read interval: %ld seconds\n", read_interval_seconds);
  85         }
  86         log_info("\tdata save dir: %s\n", loc.c_str());
  87         if (cnt_max_scans == DEFAULT_MAX_READ_COUNT) {
  88                 log_info("\tmax read count: %ld (default value, devices will be read until application is terminated)\n\n", cnt_max_scans);
  89         }
  90         else {
  91                 log_info("\tmax read count: %ld\n\n", cnt_max_scans);
  92         }
  93         DeviceConfig::set_base_dir_name(loc);
  94         device_list             = Factory::get_device_list();
  95         read_count_total        = 0;
  96         if (device_list.size() > 0) {
  97                 while(1) {
  98                         read_count_total++;
  99                         if ((cnt_max_scans != -1) &&
 100                             (read_count_total > cnt_max_scans)) {
 101                                 log_info("closing the application, max read count reached. (%ld)\n", cnt_max_scans);
 102                                 break;
 103                         }
 104                         for (iter = device_list.begin(); iter != device_list.end(); iter++) {
 105                                 device = (Device *)*iter;
 106                                 if (device->get_lifecycle_state() == LIFECYCLE_STATUS__AVAILABLE) {
 107                                         device->printout();
 108                                         sleep(1);
 109                                 }
 110                                 else {
 111                                         log_debug("device not available, %s.\n", device->get_id().c_str());
 112                                 }
 113                         }
 114                         sleep(read_interval_seconds);
 115                 }
 116         }
 117         else {
 118                 log_debug("could not find devices.\n");
 119         }
 120         log_debug("trying to start emptying list\n");
 121         while (device_list.empty() == false) {
 122                 device  = device_list.back();
 123                 device_list.pop_back();
 124                 log_debug("calling delete\n");
 125                 delete(device);
 126         }
 127         return 0;
 128 }