rec_control(1) control pdns_recursor

SYNOPSIS

rec_control [OPTION]... COMMAND [COMMAND-OPTION]...

DESCRIPTION

rec_control allows the operator to control a running instance of the pdns_recursor.

The commands that can be passed to the recursor are described on http://doc.powerdns.com/md/recursor/running/#rec_control-commands

EXAMPLES

To stop the recursor by hand, run:

# rec_control quit

To dump the cache to disk, execute:

# rec_control dump-cache /tmp/the-cache

OPTIONS

--help
provide this helpful message.
--config-dir=PATH
Directory where the recursor.conf lives.
--socket-dir=PATH
Where the controlsocket will live, please use --config-dir instead.
--socket-pid=PID
When running in SMP mode, pid of pdns_recursor to control.
--timeout=NUM
Number of seconds to wait for the remote PowerDNS Recursor to respond. Set to 0 for infinite.

COMMANDS

add-nta DOMAIN [REASON]
Add a Negative Trust Anchor for DOMAIN, suffixed optionally with REASON.
add-ta DOMAIN DSRECORD
Add a Trust Anchor for DOMAIN with DS record data DSRECORD.
current-queries
Shows the currently active queries.
clear-nta DOMAIN...
Remove Negative Trust Anchor for one or more DOMAINs. Set domain to '*' to remove all NTA's.
clear-ta [DOMAIN]...
Remove Trust Anchor for one or more DOMAINs. Note that removing the root trust anchor is not possible.
dump-cache FILENAME
Dumps the entire cache to FILENAME. This file should not exist already, PowerDNS will refuse to overwrite it. While dumping, the recursor will not answer questions.
dump-edns FILENAME
Dumps the EDNS status to the filename mentioned. This file should not exist already, PowerDNS will refuse to overwrite it. While dumping, the recursor will not answer questions.
dump-nsspeeds FILENAME
Dumps the nameserver speed statistics to the FILENAME mentioned. This file should not exist already, PowerDNS will refuse to overwrite it. While dumping, the recursor will not answer questions.
get STATISTIC [STATISTIC]...
Retrieve a statistic. For items that can be queried, see http://doc.powerdns.com/md/recursor/stats/
get-all
Retrieve all known statistics.
get-ntas
Get a list of the currently configured Negative Trust Anchors.
get-tas
Get a list of the currently configured Trust Anchors.
get-parameter KEY [KEY]...
Retrieves the specified configuration parameter(s).
get-qtypelist
Retrieves QType statistics. Queries from cache aren't being counted yet.
help
Shows a list of supported commands.
ping
Check if server is alive.
quit
Request shutdown of the recursor.
quit-nicely
Request nice shutdown of the recursor.
reload-acls
Reloads ACLs.
reload-lua-script FILENAME
(Re)loads Lua script FILENAME. This replaces the script currently loaded.
reload-zones
Reload authoritative and forward zones. Retains current configuration in case of errors.
set-minimum-ttl NUM
Set minimum-ttl-override to NUM.
top-remotes
Shows the top-20 most active remote hosts. Statistics are over the last 'stats-ringbuffer-entries' queries.
trace-regex REGEX
Emit resolution trace for matching queries. Empty regex to disable trace.
unload-lua-script
Unloads Lua script.
version
Report running version.
wipe-cache DOMAIN [DOMAIN] [...]
Wipe entries for DOMAIN (exact name match) from the cache. This is useful if, for example, an important server has a new IP address, but the TTL has not yet expired. Multiple domain names can be passed. DOMAIN can be suffixed with a 'ʹtodeletethewholetreefromthecache.i.e.ʹpowerdns.com' will remove all cached entries under and including the powerdns.com name.

BUGS

None known. File new ones at https://github.com/PowerDNS/pdns/issues.

AUTHORS

PowerDNS.COM BV.