Re: Using /etc/hosts, not dns

From: Steven Friedrich <freebsdlouisville_at_gmail.com>
Date: Mon, 26 Jun 2023 13:50:14 UTC
BTW, this anomaly only happens on my Raspberry Pi 4B (debian) and FreeBSD.
Works as historically worked on Linux Mint and KDE Neon.

On 6/26/23 4:58 AM, freebsd@vanderzwan.org wrote:
> Hi
> 
>> On 25 Jun 2023, at 22:51, Steven Friedrich <freebsdlouisville@gmail.com> wrote:
>>
>> I have been using /etc/hosts for decades to identify local hosts.  I don't want the complexity of dns for this simple scenario.
>>
>> I issue: host slimline
>> Host slimline not found: 3(NXDOMAIN)
>>
> 
> Man page for host command starts with:
> NAME
>       host - DNS lookup utility
> 
> So that means it specifically queries DNS, just like nslookup.
> 
> To use the normal lookup methods configured in /etc/nsswitch.conf you should use the getent command:
> 
> NAME
>       getent - get entries from administrative database
> 
> SYNOPSIS
>       getent database [key ...]
> 
> 
> So  'getent hosts slimline’ should give you the result you want.
> 
> Cheers,
> 	Paul
> 
> 
> 
> 
>> Here's the /etc/hosts:
>>
>> # $FreeBSD$
>> #
>> # Host Database
>> #
>> # This file should contain the addresses and aliases for local hosts that
>> # share this file.  Replace 'my.domain' below with the domainname of your
>> # machine.
>> #
>> # In the presence of the domain name service or NIS, this file may
>> # not be consulted at all; see /etc/nsswitch.conf for the resolution order.
>> #
>> #
>> ::1			localhost localhost.Friedrich.org
>> 127.0.0.1		localhost localhost.Friedrich.org
>> 127.0.1.1		Slimline.Friedrich.org
>> #
>> # Imaginary network.
>> #10.0.0.2		myname.my.domain myname
>> #10.0.0.3		myfriend.my.domain myfriend
>> #
>> # According to RFC 1918, you can use the following IP networks for
>> # private nets which will never be connected to the Internet:
>> #
>> #	10.0.0.0	-   10.255.255.255
>> #	172.16.0.0	-   172.31.255.255
>> #	192.168.0.0	-   192.168.255.255
>> #
>> # In case you want to be able to connect to the Internet, you need
>> # real official assigned numbers.  Do not try to invent your own network
>> # numbers but instead get one from your network provider (if any) or
>> # from your regional registry (ARIN, APNIC, LACNIC, RIPE NCC, or AfriNIC.)
>> #
>> # local additions
>> 192.168.1.1	Verizon Internet
>> 192.168.2.1	RAX80 Netgear router
>> 192.168.2.2	NAS WDMyCloudEX2Ultra
>> 192.168.2.3	Brother laser
>> 192.168.2.4	AppleTV
>> 192.168.2.5	HP-ENVY
>> 192.168.2.6	PS5
>> 192.168.2.7	PS4
>> 192.168.2.9	Slimline.Friedrich.org Slimline
>> 192.168.2.10	Pi4B
>> 192.168.2.11	Dell Inspiron3668 MATE Cinnamon Neon Xfce PCLinux
>> 192.168.2.12	iPhone
>> 192.168.2.15	XPS XPS-9320 laptop
>>
>> and /etc/resolv.conf
>> # Generated by resolvconf
>> nameserver 192.168.2.1
>>
>> nameserver 127.0.0.1
>> options edns0
>>
>> and /etc/nsswitch.conf
>>
>> #
>> # nsswitch.conf(5) - name service switch configuration file
>> # $FreeBSD$
>> #
>> group: compat
>> group_compat: nis
>> hosts: files dns
>> netgroup: compat
>> networks: files
>> passwd: compat
>> passwd_compat: nis
>> shells: files
>> services: compat
>> services_compat: nis
>> protocols: files
>> rpc: files
>>
>> Why won't host lookup slimline in /etc/hosts?
>> -- 
>> FreeBSD slimline.friedrich.org 13.2-RELEASE-p1 FreeBSD 13.2-RELEASE-p1 GENERIC amd64
>> SLIMLINE is GENERIC with unnecessary drivers removed
>> /usr/ports/.git/HEAD
>> ref: refs/heads/2023Q2
>>
> 

-- 
FreeBSD slimline.friedrich.org 13.2-RELEASE-p1 FreeBSD 13.2-RELEASE-p1 
GENERIC amd64
SLIMLINE is GENERIC with unnecessary drivers removed
/usr/ports/.git/HEAD
ref: refs/heads/2023Q2