.. _counter-config:

``counter``
----------------------------------------------------------------------------------

The ``counter`` configuration is done through environment variables and command line flags. You can also use a configuration file ``counter.yaml`` and find its default content :download:`here <_scripts/default_counter.yaml>`.

When configuring ``counter``, refer to the following parameters:


.. list-table::
     :widths: 14 8 45
     :header-rows: 1

     * - Command line flags
       - Type
       - Description
     * - ``-CounterDefaults-DeduplicationPeriod``
       - int
       - CounterDefaults-DeduplicationPeriod (default 10).
     * - ``-CounterDefaults-DeduplicationThreshold``
       - loat
       - CounterDefaults-DeduplicationThreshold (default 0.75).
     * - ``-config``
       - string
       - Path to config file.
     * - ``-config-template``
       - –
       - Output config template and exit.
     * - ``-database-connection-string``
       - string
       - Postgresql connection string (default ``dbname=ffcounter host=/var/run/postgresql sslmode=disable``)
     * - ``-help``
       - –
       - Print help information.
     * - ``-listen``
       - string
       - IP:port to listen on (default ``:18300``).
     * - ``-sharded``
       - –
       - Multiple instance running or not (default true).

The format of environment variable for flag ``-my-flag`` is ``CFG_MY_FLAG``.

Priority:

#. Defaults from source code (lowest priority).
#. Configuration file.
#. Environment variables.
#. Command line.