Moved constants to configuration file

config/log_monitor.config

@@ -4,12 +4,19 @@
       {email_config,
         [
           {sender, "log@monitor.com"},
+
+          %% The receiver to use for all the groups that do not specify any receiver.
           {default_receiver, "salvini.fabio001@gmail.com"},
+
+          %% The receiver to use for the application errors.
+          {admin_receiver, "salvini.fabio001@gmail.com"},
+
           %% Subject of the email.
           %% Placeholders:
           %% %f: the full path of the log file (ex. /var/log/myapp.log).
           %% %F: the basename of the log file (ex. myapp).
           {subject, "[%F] Error notification"},
+
           {connection, [
             {relay, "smtp.fabiosalvinii.com"},
             {username, "salvini.fabio001@gmail.com"},
@@ -17,9 +24,23 @@
           }
         ]
       },
+      {processing_config,
+        [
+          %% How long to gather log lines after an error occurs.
+          %% If another error occurs, the time is reset.
+          {gathering_time, 1000},
+
+          %% Max time for gathering log lines.
+          %% Precaution in case of infinite consecutive errors.
+          {max_gathering_time, 30000}
+        ]
+      },
+
+      %% Location of the file that contains the logs to monitor.
       {logfiles_config, "/home/fsalvini/gitRepos/log_monitor/config/logfiles.config"}
     ]
   },
+
   %% Directory where the application data is stored.
   %% WARNING: If you leave it inside /tmp, every time the node is restarted the
   %% application will reset.