app.config

[
 {erlasticsearch, [
          %% Default worker timeout, can be overridden in CT
          %%    to account for slower "local" ES
          {worker_timeout, 5000}
          %% These options are passed to poolboy
          % {pool_name, <<"default_erlasticsearch_pool">>},
          % {pool_options, [{size, 5},
          %                 {max_overflow, 10}
          %                ]},
          %% These options are passed to Thrift
          % {connection_options, [{thrift_host, "localhost"},
          %                       {thrift_port, 9500},
          %                       {thrift_options, [{framed, false}]},
          %                       {binary_response, true},
          %                       {default_thrift_refresh, 60000}
          %                ]}
          %         ]}
        ]},
 {lager, [
          %% What handlers to install with what arguments
          %% The defaults for the logfiles are to rotate the files when
          %% they reach 10Mb or at midnight, whichever comes first, and keep
          %% the last 5 rotations. See the lager README for a description of
          %% the time rotation format:
          %% https://github.com/basho/lager/blob/master/README.org
          %%
          %% If you wish to disable rotation, you can either set the size to 0
          %% and the rotation time to "", or instead specify a 2-tuple that only
          %% consists of {Logfile, Level}.
          {handlers, [
                      {lager_console_backend, [debug, true]},
                      {lager_file_backend, [{file, "error.log"}, {level, debug}]},
                      {lager_file_backend, [{file, "console.log"}, {level, debug}]}
                     ]},

          %% Whether to write a crash log, and where.
          %% Commented/omitted/undefined means no crash logger.
          {crash_log, "log/crash.log"},

          %% Maximum size in bytes of events in the crash log - defaults to 65536
          {crash_log_msg_size, 65536},

          %% Maximum size of the crash log in bytes, before its rotated, set
          %% to 0 to disable rotation - default is 0
          {crash_log_size, 10485760},

          %% What time to rotate the crash log - default is no time
          %% rotation. See the lager README for a description of this format:
          %% https://github.com/basho/lager/blob/master/README.org
          {crash_log_date, "$D0"},

          %% Number of rotated crash logs to keep, 0 means keep only the
          %% current one - default is 0
          {crash_log_count, 5},

          %% Whether to redirect error_logger messages into lager - defaults to true
          {error_logger_redirect, true}
         ]}
].