# -*- text -*- # # ippool-dhcp/sqlite/queries.conf -- SQLite queries for rlm_sqlippool # # $Id: 9458f89353b623907136f2b7ee72536ddabb4be3 $ # # This series of queries allocates an IP address # #allocate_clear = "\ # UPDATE ${ippool_table} \ # SET \ # nasipaddress = '', \ # pool_key = 0, \ # callingstationid = '', \ # username = '', \ # expiry_time = NULL \ # WHERE pool_key = '${pool_key}'" # # This series of queries allocates an IP address # (Note: If your pool_key is set to Calling-Station-Id and not NAS-Port # then you may wish to delete the "AND nasipaddress = '%{Nas-IP-Address}' # from the WHERE clause) # allocate_clear = "\ UPDATE ${ippool_table} \ SET \ nasipaddress = '', \ pool_key = 0, \ callingstationid = '', \ username = '', \ expiry_time = NULL \ WHERE expiry_time <= datetime(strftime('%%s', 'now') - 1, 'unixepoch') \ AND nasipaddress = '%{Nas-IP-Address}'" # # The ORDER BY clause of this query tries to allocate the same IP-address # which user had last session... # allocate_find = "\ SELECT framedipaddress \ FROM ${ippool_table} \ WHERE pool_name = '%{control:${pool_name}}' \ AND (\ ((expiry_time < datetime('now')) OR expiry_time IS NULL) \ OR (callingstationid = '%{Calling-Station-Id}') \ AND expiry_time > datetime('now')\ ) \ ORDER BY \ (callingstationid <> '%{Calling-Station-Id}'), \ expiry_time \ LIMIT 1" # # If you prefer to allocate a random IP address every time, use this query instead # #allocate_find = "\ # SELECT framedipaddress FROM ${ippool_table} \ # WHERE pool_name = '%{control:${pool_name}}' \ # AND expiry_time IS NULL \ # ORDER BY RAND() \ # LIMIT 1 \ # FOR UPDATE" # # If an IP could not be allocated, check to see if the pool exists or not # This allows the module to differentiate between a full pool and no pool # Note: If you are not running redundant pool modules this query may be # commented out to save running this query every time an ip is not allocated. # pool_check = "\ SELECT id \ FROM ${ippool_table} \ WHERE pool_name='%{control:${pool_name}}' \ LIMIT 1" # # This is the final IP Allocation query, which saves the allocated ip details # allocate_update = "\ UPDATE ${ippool_table} \ SET \ nasipaddress = '%{NAS-IP-Address}', \ pool_key = '${pool_key}', \ callingstationid = '%{Calling-Station-Id}', \ username = '%{User-Name}', \ expiry_time = datetime(strftime('%%s', 'now') + ${lease_duration}, 'unixepoch') \ WHERE framedipaddress = '%I' \ AND expiry_time IS NULL" # # The following queries are not used for DHCP IP assignment. # # # This series of queries frees an IP number when an accounting START record arrives # start_update = "\ UPDATE ${ippool_table} \ SET \ expiry_time = datetime(strftime('%%s', 'now') + ${lease_duration}, 'unixepoch') \ WHERE nasipaddress = '%{NAS-IP-Address}' \ AND pool_key = '${pool_key}' \ AND username = '%{User-Name}' \ AND callingstationid = '%{Calling-Station-Id}' \ AND framedipaddress = '%{Framed-IP-Address}'" # # This series of queries frees an IP number when an accounting STOP record arrives # stop_clear = "\ UPDATE ${ippool_table} \ SET \ nasipaddress = '', \ pool_key = 0, \ callingstationid = '', \ username = '', \ expiry_time = NULL \ WHERE nasipaddress = '%{Nas-IP-Address}' \ AND pool_key = '${pool_key}' \ AND username = '%{User-Name}' \ AND callingstationid = '%{Calling-Station-Id}' \ AND framedipaddress = '%{Framed-IP-Address}'" # # This series of queries frees an IP number when an accounting ALIVE record arrives # alive_update = "\ UPDATE ${ippool_table} \ SET \ expiry_time = datetime(strftime('%%s', 'now') + ${lease_duration}, 'unixepoch') \ WHERE nasipaddress = '%{Nas-IP-Address}' \ AND pool_key = '${pool_key}' \ AND username = '%{User-Name}' \ AND callingstationid = '%{Calling-Station-Id}' \ AND framedipaddress = '%{Framed-IP-Address}'" # # This series of queries frees the IP numbers allocate to a # NAS when an accounting ON record arrives # on_clear = "\ UPDATE ${ippool_table} \ SET \ nasipaddress = '', \ pool_key = 0, \ callingstationid = '', \ username = '', \ expiry_time = NULL \ WHERE nasipaddress = '%{Nas-IP-Address}'" # # This series of queries frees the IP numbers allocate to a # NAS when an accounting OFF record arrives # off_clear = "\ UPDATE ${ippool_table} \ SET \ nasipaddress = '', \ pool_key = 0, \ callingstationid = '', \ username = '', \ expiry_time = NULL \ WHERE nasipaddress = '%{Nas-IP-Address}'"