Linux barebones quickstart - Revision history

M: /* (Optional) Limit system log size */

2023-01-27T20:33:04Z

(Optional) Limit system log size

← Older revision		Revision as of 20:33, 27 January 2023
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	==== (Optional) Limit system log size ====		==== (Optional) Limit system log size ====

	~~See~~ [[Systemd#Log_limit\|here]].		Prevent endless system logging [[Systemd#Log_limit\|here]].

	=== Set up IP ===		=== Set up IP ===

M: /* (Optional) Limit system log size */

2023-01-27T20:32:17Z

(Optional) Limit system log size

← Older revision		Revision as of 20:32, 27 January 2023
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	==== (Optional) Limit system log size ====		==== (Optional) Limit system log size ====

	See [[Systemd#Log_limit]~~here~~].		See [[Systemd#Log_limit\|here]].

	=== Set up IP ===		=== Set up IP ===

M: /* (Optional) Limit system log size */

2023-01-27T20:31:46Z

(Optional) Limit system log size

← Older revision		Revision as of 20:31, 27 January 2023
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	==== (Optional) Limit system log size ====		==== (Optional) Limit system log size ====

	See [[Systemd#Log_limit\|here].		See [[Systemd#Log_limit]here].

	=== Set up IP ===		=== Set up IP ===

M at 20:31, 27 January 2023

2023-01-27T20:31:27Z

← Older revision		Revision as of 20:31, 27 January 2023
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	"Lite" OS installs will not add a user for you, so if you don't have user m, [[Add a user\|add user m now]].		"Lite" OS installs will not add a user for you, so if you don't have user m, [[Add a user\|add user m now]].

			==== (Optional) Limit system log size ====

			See [[Systemd#Log_limit\|here].

	=== Set up IP ===		=== Set up IP ===

M: /* Copy ssh keys */

2022-11-04T01:23:26Z

Copy ssh keys

← Older revision		Revision as of 01:23, 4 November 2022
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	[bitpost#] scp -r .ssh/2022/id_ed25519* newguy:.ssh/2022/		[bitpost#] scp -r .ssh/2022/id_ed25519* newguy:.ssh/2022/
	cd .ssh && ln -s 2022/id_ed25519 . && cat 2022/id_ed25519.pub >> authorized_keys		cd .ssh && ln -s 2022/id_ed25519 . && cat 2022/id_ed25519.pub >> authorized_keys
	# ~~and~~ 2018 ~~(until we replace it everywhere)~~		It's time to deprecate this one...
			# 2018 keys
	mkdir -p .ssh/2018		mkdir -p .ssh/2018
	[bitpost#] scp -r .ssh/2018/id_rsa* newguy:.ssh/2018/		[bitpost#] scp -r .ssh/2018/id_rsa* newguy:.ssh/2018/

M: /* Set up IP */

2022-06-06T21:21:30Z

Set up IP

← Older revision		Revision as of 21:21, 6 June 2022
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	On home lan, bitpost dnsmasq doles out the ips based on MAC:		On home lan, bitpost dnsmasq doles out the ips based on MAC:
	ip address # make note of MAC		hostname # make note
			ip address # make note of MAC - there may be more than one (eg: wired and wifi)
	[bitpost#] emacs config/etc/dnsmasq.d/mdm_lan_dnsmasq.conf && sudo service dnsmasq restart		[bitpost#] emacs config/etc/dnsmasq.d/mdm_lan_dnsmasq.conf && sudo service dnsmasq restart
	# reacquire IP on new box		# reacquire IP on new box

M at 15:38, 6 June 2022

2022-06-06T15:38:05Z

← Older revision		Revision as of 15:38, 6 June 2022
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	=== Install the distro ===		=== Install the distro ===
	Set up [[Ubuntu quickstart\|Ubuntu]] or [[Centos quickstart\|Centos]] or some small embedded whateverism...		Set up [[Ubuntu quickstart\|Ubuntu]] or [[Centos quickstart\|Centos]] or some small embedded whateverism...

			==== (Optional) Change the IP ====

			If this is a VM clone, [[Set your IP\|CHANGE YOUR IP NOW]] before you tear your hair out.

	==== (Optional) Set up hostname ====		==== (Optional) Set up hostname ====

	~~Note that a fresh install of a "full" distro will typically set up the hostname and main user for you. But if~~ you've cloned a VM, or you are using any "lite" OS that doesn't have an installer, you'll need to set your hostname to something unique, as a first step:		If you've cloned a VM, or you are using any "lite" OS that doesn't have an installer, you'll need to set your hostname to something unique, as a first step:
	sudo emacs /etc/hostname && sudo hostname newname # use hostname cmd to set it right away		sudo emacs /etc/hostname && sudo hostname newname # use hostname cmd to set it right away
	# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname		# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname
	# /etc/hosts changes should not be needed, if hostnames are properly configured (dnsmasq DNS -or- work DNS will provide resolution)		# /etc/hosts changes should not be needed, if hostnames are properly configured (dnsmasq DNS -or- work DNS will provide resolution)

	~~==== (Optional) Change the IP ====~~

	~~If this is a VM clone, [[Set your IP\|CHANGE YOUR IP NOW]] before you tear your hair out.~~

	==== (Optional) Set up user m ====		==== (Optional) Set up user m ====

M at 13:58, 6 June 2022

2022-06-06T13:58:40Z

← Older revision		Revision as of 13:58, 6 June 2022
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	# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname		# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname
	# /etc/hosts changes should not be needed, if hostnames are properly configured (dnsmasq DNS -or- work DNS will provide resolution)		# /etc/hosts changes should not be needed, if hostnames are properly configured (dnsmasq DNS -or- work DNS will provide resolution)

			==== (Optional) Change the IP ====

			If this is a VM clone, [[Set your IP\|CHANGE YOUR IP NOW]] before you tear your hair out.

	==== (Optional) Set up user m ====		==== (Optional) Set up user m ====
Line 19:		Line 23:
	[bitpost#] emacs config/etc/dnsmasq.d/mdm_lan_dnsmasq.conf && sudo service dnsmasq restart		[bitpost#] emacs config/etc/dnsmasq.d/mdm_lan_dnsmasq.conf && sudo service dnsmasq restart
	# reacquire IP on new box		# reacquire IP on new box

	~~Or, if this is a VM clone, [[Set your IP\|CHANGE YOUR IP NOW]] before you tear your hair out.~~

	=== Copy ssh keys ===		=== Copy ssh keys ===

M at 13:56, 6 June 2022

2022-06-06T13:56:22Z

← Older revision		Revision as of 13:56, 6 June 2022
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	==== (Optional) Set up user m ====		==== (Optional) Set up user m ====

	~~I am m. It's just a fact.~~ "Lite" OS installs will not add a user for you, so if you don't have user m, add ~~it:~~		"Lite" OS installs will not add a user for you, so if you don't have user m, [[Add a user\|add user m now]].


	=== Set up IP ===		=== Set up IP ===

M: /* (Optional) Set up hostname */

2022-06-06T13:52:33Z

(Optional) Set up hostname

← Older revision		Revision as of 13:52, 6 June 2022
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	==== (Optional) Set up hostname ====		==== (Optional) Set up hostname ====

	Note that a fresh install of ~~ubuntu~~ will set the hostname. But if you've cloned a VM, or you are using any "lite" OS that doesn't have an installer, you'll need to set your hostname to something unique, as a first step:		Note that a fresh install of a "full" distro will typically set up the hostname and main user for you. But if you've cloned a VM, or you are using any "lite" OS that doesn't have an installer, you'll need to set your hostname to something unique, as a first step:
	sudo emacs /etc/hostname && sudo hostname newname # use hostname cmd to set it right away		sudo emacs /etc/hostname && sudo hostname newname # use hostname cmd to set it right away
	# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname		# NOTE that systemd can also be used: sudo hostnamectl set-hostname newname