DNS Daemon Configuration

To configure Say5 DNS Daemon, login to DNS server as root and edit the configuration file with your favorite editor.

Location of configuration file is /etc/say5dnsd.conf

Most important section is the AuthKey which is the authorization key, It should be a string containing all possible characters and at least 32 characters long. Recommended longth for AuthKey is 128.

Here are all configuration options:

• ServerPort

Port of the server where requests will be received
Default: 55
 

• ConnectionQueue

Number of connections which will be queued
Default: 55
 

• NamedConfigFilePath

Exact location of named.conf with zone data
Default: /etc/named.conf
 

• RndcPath

Exact path of rndc program
Default: /usr/sbin/rndc
 

• AuthKey

Authentication Key
Each client must have this key in order to connect to the
DNS daemon, Use a random string larger than 32 characters
Default: blank
 

• ZoneFilesPath

Path to folder where zone data files will be stored
Default: /var/named
 

• ZoneFilesPrefix

Prefix of zone file name
Basically zone file name will be calculated based on domain
name, That would be prefix+domain+suffix
Default: blank
 

• ZoneFilesSuffix

Suffix of zone file name
see ZoneFilesPrefix
Default: .db
 

• ZoneType

Default type of newly created zones
Default: master
 

• ZoneFilePermission

File permission of new zone files
Default: 0644
 

• ZoneFileOwner

File owner of new zone files
Default: named
 

• ZoneFileGroup

File group of new zone files
Default: named
 

• DebugLevel

For developers, This will be the debug level, debug information will be logged in /var/log/messages log file
Possible values:
0 -> No debug
1 -> Some debug info
2 -> Lots of debug info
Default: 0
 

• Slave Servers
  This section will define any slave server you have for instance if you have 4 DNS servers then you may consider one of the the primary one and others slave

 

SlaveServer_ip_1 = 1.2.3.4
SlaveServer_port_1 = 55
SlaveServer_AuthKey_1 = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"

SlaveServer_ip_2 = 5.6.7.8
SlaveServer_port_2 = 55
SlaveServer_AuthKey_2 = "01234567890123456789012345678901234567890123456789"
...

 

• Cache Folder

This folder should be writable by say5dnsd process slave operation files will be stored in this folder
CacheFolder = "/var/cache/say5dnsd"
 

• DeleteZoneFile

If a delete zone command received this will delete the zone data file if set to 1. Otherwise (0) only configuration setting will be deleted.
Default: 0
DeleteZoneFile = 0
 

 

Once all configuration options updated start/restart the say5dnsd:

service say5dnsd restart