1. Ubuntu/18.04LTS/knot-resolver

について、ここに記述してください。

Contents

  1. Ubuntu/18.04LTS/knot-resolver
    1. Download
    2. run
    3. conf
    4. run ok

1.1. Download

https://www.knot-resolver.cz/download/

Knot Resolver 5.1.1 released

Tuesday, May 19, 2020 https://www.knot-resolver.cz/2020-05-19-knot-resolver-5.1.1.html

https://www.knot-resolver.cz/documentation/

Documentation Quickstart

systemctl start kresd@1.service

1.2. run

Jun 15 03:26:13 skr systemd[1]: Starting Knot Resolver daemon...
Jun 15 03:26:14 skr kresd[25735]: [system] bind to '127.0.0.1@53' (TCP): Address already i
Jun 15 03:26:14 skr kresd[25735]: [system] error while loading config: error occured here 
Jun 15 03:26:14 skr kresd[25735]: stack traceback:
Jun 15 03:26:14 skr kresd[25735]:         [C]: in function 'listen'
Jun 15 03:26:14 skr kresd[25735]:         /etc/knot-resolver/kresd.conf:6: in main chunk
Jun 15 03:26:14 skr kresd[25735]: ERROR: net.listen() failed to bind (workdir '/var/lib/kn
Jun 15 03:26:14 skr systemd[1]: kresd@1.service: Main process exited, code=exited, status=
Jun 15 03:26:14 skr systemd[1]: kresd@1.service: Failed with result 'exit-code'.
Jun 15 03:26:14 skr systemd[1]: Failed to start Knot Resolver daemon.

djbdnsを動かしている。

1.3. conf

# cd /etc/knot-resolver/
root@skr:/etc/knot-resolver# ls
kresd.conf

$ cat kresd.conf 
-- SPDX-License-Identifier: CC0-1.0
-- vim:syntax=lua:set ts=4 sw=4:
-- Refer to manual: https://knot-resolver.readthedocs.org/en/stable/

-- Network interface configuration
net.listen('127.0.0.2', 53, { kind = 'dns' })
net.listen('127.0.0.2', 853, { kind = 'tls' })
-- net.listen('::1', 53, { kind = 'dns', freebind = true })
-- net.listen('::1', 853, { kind = 'tls', freebind = true })

-- Load useful modules
modules = {
        'hints > iterate',  -- Load /etc/hosts and allow custom root hints
        'stats',            -- Track internal statistics
        'predict',          -- Prefetch expiring/frequent records
}

-- Cache size
cache.size = 100 * MB

1.4. run ok

root@skr:/etc/knot-resolver# systemctl start kresd@1.service
root@skr:/etc/knot-resolver# systemctl status kresd@1.service
�� kresd@1.service - Knot Resolver daemon
   Loaded: loaded (/lib/systemd/system/kresd@.service; disabled; vendor preset: enabled)
   Active: active (running) since Mon 2020-06-15 03:35:03 JST; 23s ago
     Docs: man:kresd.systemd(7)
           man:kresd(8)
 Main PID: 25769 (kresd)
    Tasks: 1 (limit: 1129)
   CGroup: /system.slice/system-kresd.slice/kresd@1.service
           �””�”€25769 /usr/sbin/kresd -c /usr/lib/knot-resolver/distro-preconfig.lua -c /etc/

Jun 15 03:35:03 skr systemd[1]: Starting Knot Resolver daemon...
Jun 15 03:35:03 skr systemd[1]: Started Knot Resolver daemon.