install Power Recursor on Ubuntu 13.10

Here is how to install power recursor on Ubuntu 13.10.

[ install power recursor via apt-get ]

root@ubuntu-vm1:~# tail -1 /etc/lsb-release ;uname -ri DISTRIB_DESCRIPTION="Ubuntu 13.10" 3.11.0-18-generic x86_64 root@ubuntu-vm1:~# apt-get install pdns-recursor root@ubuntu-vm1:~# pdns_recursor --version version: 3.3 root@ubuntu-vm1:~# /etc/init.d/pdns-recursor start root@ubuntu-vm1:~# lsof -ni:53 COMMAND     PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME pdns_recu 13411 pdns    4u  IPv4  18737      0t0  UDP 127.0.0.1:domain pdns_recu 13411 pdns    5u  IPv4  18738      0t0  TCP 127.0.0.1:domain (LISTEN)

configuration file

root@ubuntu-vm1:/etc/powerdns# pwd /etc/powerdns root@ubuntu-vm1:/etc/powerdns# ls recursor.conf

root@ubuntu-vm1:~# dig @127.1 www.google.com +short 173.194.126.180 173.194.126.177 173.194.126.176 173.194.126.178 173.194.126.179

root@ubuntu-vm1:~# cat /etc/default/pdns-recursor # Variables for PowerDNS recursor # # Set START to yes to start the pdns-recursor START=yes

[ install latest version ( 3.5.3-1 ) ]

download latest power recursor deb package from https://www.powerdns.com/

# /etc/init.d/pdns-recursor stop * Stopping PowerDNS recursor pdns-recursor                              [ OK ] # dpkg -i pdns-recursor_3.5.3-1_amd64.deb # pdns_recursor --version version: 3.5.3 # /etc/init.d/pdns-recursor start Starting PowerDNS recursing nameserver: Apr 01 02:06:38 PowerDNS recursor 3.5.3 # dpkg -l pdns-recursor ii  pdns-recursor  3.5.3-1      amd64        extremely powerful and versatile s# grep -v ^# /etc/powerdns/recursor.conf | grep -v ^$ local-address=127.0.0.1 local-port=53 quiet=yes setgid=pdns setuid=pdns # dig @127.1 www.google.com +short 173.194.126.177 173.194.126.180 173.194.126.179 173.194.126.176 173.194.126.178

[ usage examples of rec_control ]

dump cache

root@ubuntu-vm1:~# rec_control dump-cache /tmp/cache.txt dumped 112 records

get all stats

root@ubuntu-vm1:~# rec_control get-all all-outqueries 11 answers-slow 0 answers0-1 0 answers1-10 0 answers10-100 1 answers100-1000 2 cache-bytes 10496 cache-entries 109 cache-hits 0 cache-misses 3 case-mismatches 0 chain-resends 0 client-parse-errors 0 concurrent-queries 0 dlg-only-drops 0 dont-outqueries 0 edns-ping-matches 0 edns-ping-mismatches 0 ipv6-outqueries 0 ipv6-questions 0 malloc-bytes 0 max-mthread-stack 13272 negcache-entries 0 no-packet-error 0 noedns-outqueries 11 noerror-answers 9 noping-outqueries 0 nsset-invalidations 0 nsspeeds-entries 65 nxdomain-answers 0 outgoing-timeouts 0 over-capacity-drops 0 packetcache-bytes 262 packetcache-entries 3 packetcache-hits 6 packetcache-misses 3 qa-latency 50 questions 9 resource-limits 0 server-parse-errors 0 servfail-answers 0 spoof-prevents 0 sys-msec 77 tcp-client-overflow 0 tcp-clients 0 tcp-outqueries 0 tcp-questions 0 throttle-entries 0 throttled-out 0 throttled-outqueries 0 unauthorized-tcp 0 unauthorized-udp 0 unexpected-packets 0 unreachables 0 uptime 528 user-msec 103

get specific stats

root@ubuntu-vm1:~# rec_control get cache-bytes cache-entries 10496 109

get specific configuration parameters

root@ubuntu-vm1:~# rec_control get-parameter setgid setgid local-port local-address setgid="pdns" setgid="pdns" local-port="53" local-address="127.0.0.1"

enable recursor.conf

remotes-ringbuffer-entries=100 root@ubuntu-vm1:~# service pdns-recursor restart root@ubuntu-vm1:~# rec_control top-remotes Over last 100 queries: 100.00% 127.0.0.1