Whenever a user is logged in through the login servlet, the context id, user id, client identification string and a time stamp is saved to the database. If a database entry for this combination of context, user and client is already present, only the timestamp is updated. This means that the database holds the information for the last login of a specific user with a specific client. This data can be displayed with the
The clients provided by Open-Xchange use the following client identification strings (this list is not yet complete):
|Client||client identification string|
|Open-Xchange Server 6||com.openexchange.ox.gui.dhtml|
|Exchange Active Sync||USM-EAS|
|Connector for Outlook||OpenXchange.HTTPClient.OXAddIn|
|Mobile Web App (legacy)||com.openexchange.mobileapp|
A custom login page (see Open-Xchange_servlet_for_external_login_masks) may (and should) set a custom client identification string.
The output of
logincounter can be filtered by client identification strings with the
--regex parameter followed by a regular expression matching the desired string(s).
# logincounter --help usage: logincounter -a,--aggregate Optional. Aggregates the counts by users. Only the total number of logins without duplicate counts (caused by multiple clients per user) is returned. -e,--end <arg> Required. Sets the end date for the detecting range. Example: 2010-01-1 23:59:59 -h,--help Prints a help text -r,--regex <arg> Optional. Limits the counter to login devices that match regex. -s,--start <arg> Required. Sets the start date for the detecting range. Example: 2009-12-31 00:00:00