Post Ubuntu Install - Revision history

Lynn: /* Fix sudo to not prompt for password */

2026-08-25T19:55:00Z

Fix sudo to not prompt for password

← Older revision		Revision as of 19:55, 25 August 2026
Line 3:		Line 3:

	While many are optional, they are is a logical order and some requre earlier steps to be completed.		While many are optional, they are is a logical order and some requre earlier steps to be completed.

	~~== Fix sudo to not prompt for password==~~
	~~{{highlight\|Do this as login user, NOT root.}}~~

	~~It might be easier to just do this by manually creating the file and fixing up the permissions.~~

	Create a file for the user in the /etc/sudoers.d directory and add the following line to it. ${USER} matches the user created during the install. This needs to be done by the ordinary user or the steps will create a sudoers.d file for root. Do in two steps because you will be asked to authenticate assuming that this is probably the first sudo command of the session.
	~~<syntaxhighlight lang="shell" line>~~
	~~echo '${USER} ALL=(ALL) NOPASSWD:ALL'>${user};chmod 440 ${USER};sudo chown 0:0 ${USER})~~
	~~</syntaxhighlight>~~

	~~<syntaxhighlight lang="shell">~~
	~~sudo mv ${USER} /etc/sudoers.d/${USER}~~
	~~</syntaxhighlight>~~

	~~Give yourself superuser privileges before you continue.~~
	~~<syntaxhighlight lang="shell">~~
	~~sudo /bin/bash~~
	~~</syntaxhighlight>~~

	== Do a little account work ==		== Do a little account work ==

Lynn at 19:54, 25 August 2026

2026-08-25T19:54:39Z

← Older revision		Revision as of 19:54, 25 August 2026
Line 3:		Line 3:

	While many are optional, they are is a logical order and some requre earlier steps to be completed.		While many are optional, they are is a logical order and some requre earlier steps to be completed.

	~~== Get the System Up to Date==~~
	~~<syntaxhighlight lang="shell" line>~~
	~~sudo apt update~~
	~~sudo apt upgrade~~
	~~</syntaxhighlight>~~

	~~==Install and Open Cockpit==~~
	Cockpit is a very useful tool for viewing and modifying a number of system configuration pieces. All of these can be changed with the installed tools, but Cockpit is an easy way to do them in one place. The main screen also shows system activity.

	~~By default, the system will be assigned a DHCP address.~~
	~~<syntaxhighlight lang="shell">~~
	~~. /etc/os-release~~
	~~sudo apt install -t ${VERSION_CODENAME}-backports cockpit~~
	~~</syntaxhighlight>~~
	~~Open URL from a web browser:~~
	~~<syntaxhighlight lang="shell">~~
	~~https://<ip address>:9090~~
	~~</syntaxhighlight>~~
	Login with the user created on the install. After logging in, do a quick check, switch to administrative access and then open the terminal window. Change the network connection information and verify that the DNS server is set to 192.168.86.2
	~~====See Also====~~
	~~[https://www.linode.com/docs/ Cockpit Reference]~~
	~~[https://cockpit-project.org/running.html#ubuntu Install Cockpit on Ubuntu]~~

	~~Add the connection information to the Start.me section for connections.~~

	~~==Install and Configure sshd (Minimal Install only)==~~
	~~The sshd server needs to be running so that you can login. This is required in order to cut and paste.~~
	~~<syntaxhighlight lang="shell" line>~~
	~~sudo /bin/bash~~
	~~apt install openssh-server putty-tools -y~~
	~~</syntaxhighlight>~~

	~~Continue from an ssh terminal session.~~

	== Fix sudo to not prompt for password==		== Fix sudo to not prompt for password==

Lynn: /* Fix sudo to not prompt for password */

2026-08-15T23:51:04Z

Fix sudo to not prompt for password

← Older revision		Revision as of 23:51, 15 August 2026
Line 45:		Line 45:
	Create a file for the user in the /etc/sudoers.d directory and add the following line to it. ${USER} matches the user created during the install. This needs to be done by the ordinary user or the steps will create a sudoers.d file for root. Do in two steps because you will be asked to authenticate assuming that this is probably the first sudo command of the session.		Create a file for the user in the /etc/sudoers.d directory and add the following line to it. ${USER} matches the user created during the install. This needs to be done by the ordinary user or the steps will create a sudoers.d file for root. Do in two steps because you will be asked to authenticate assuming that this is probably the first sudo command of the session.
	<syntaxhighlight lang="shell" line>		<syntaxhighlight lang="shell" line>
	~~(cat > ${USER} <<EOF~~		echo '${USER} ALL=(ALL) NOPASSWD:ALL'>${user};chmod 440 ${USER};sudo chown 0:0 ${USER})
	${USER} ALL=(ALL) NOPASSWD:ALL
	~~EOF~~
	chmod 440 ${USER}
	sudo chown 0:0 ${USER})
	</syntaxhighlight>		</syntaxhighlight>

Lynn: /* Fix sudo to not prompt for password */

2026-08-15T23:48:02Z

Fix sudo to not prompt for password

← Older revision		Revision as of 23:48, 15 August 2026
Line 45:		Line 45:
	Create a file for the user in the /etc/sudoers.d directory and add the following line to it. ${USER} matches the user created during the install. This needs to be done by the ordinary user or the steps will create a sudoers.d file for root. Do in two steps because you will be asked to authenticate assuming that this is probably the first sudo command of the session.		Create a file for the user in the /etc/sudoers.d directory and add the following line to it. ${USER} matches the user created during the install. This needs to be done by the ordinary user or the steps will create a sudoers.d file for root. Do in two steps because you will be asked to authenticate assuming that this is probably the first sudo command of the session.
	<syntaxhighlight lang="shell" line>		<syntaxhighlight lang="shell" line>
	cat > ${USER} <<EOF		(cat > ${USER} <<EOF
	${USER} ALL=(ALL) NOPASSWD:ALL		${USER} ALL=(ALL) NOPASSWD:ALL
	EOF		EOF
	chmod 440 ${USER}		chmod 440 ${USER}
	sudo chown 0:0 ${USER}		sudo chown 0:0 ${USER})
	</syntaxhighlight>		</syntaxhighlight>

Lynn: /* Install and Configure sshd (Minimal Install only) */

2026-08-15T00:19:48Z

Install and Configure sshd (Minimal Install only)

← Older revision		Revision as of 00:19, 15 August 2026
Line 33:		Line 33:
	<syntaxhighlight lang="shell" line>		<syntaxhighlight lang="shell" line>
	sudo /bin/bash		sudo /bin/bash
	apt install openssh-server putty-tools -y ~~< /dev/null~~		apt install openssh-server putty-tools -y
	~~systemctl start ssh~~
	</syntaxhighlight>		</syntaxhighlight>

Lynn: /* Install and Configure sshd (Server only) */

2026-08-14T23:59:11Z

Install and Configure sshd (Server only)

← Older revision		Revision as of 23:59, 14 August 2026
Line 29:		Line 29:
	Add the connection information to the Start.me section for connections.		Add the connection information to the Start.me section for connections.

	==Install and Configure sshd (~~Server~~ only)==		==Install and Configure sshd (Minimal Install only)==
	The sshd server needs to be running so that you can login. This is required in order to cut and paste.		The sshd server needs to be running so that you can login. This is required in order to cut and paste.
	<syntaxhighlight lang="shell" line>		<syntaxhighlight lang="shell" line>

Lynn at 15:22, 14 August 2026

2026-08-14T15:22:57Z

← Older revision		Revision as of 15:22, 14 August 2026
Line 2:		Line 2:
	This is a collection of things to do after installing Ubuntu, or most Linux systems actually. Some are just a customization and some are for security. While a number of tools are offered as part of the installation, I prefer to get the current set using the package installer.		This is a collection of things to do after installing Ubuntu, or most Linux systems actually. Some are just a customization and some are for security. While a number of tools are offered as part of the installation, I prefer to get the current set using the package installer.

	~~Out of all of the distributions~~, ~~I prefer Ubuntu for virtual machines~~ and ~~Kubuntu for the desktops. As of August 2026 I am actively switching my day to day usage from Windows~~ to ~~Linux. I did this while I was at Ants, but that was a very long time ago~~.		While many are optional, they are is a logical order and some requre earlier steps to be completed.

	== Get the System Up to Date==		== Get the System Up to Date==

Lynn: /* Install and Open Cockpit */

2026-08-14T15:03:33Z

Install and Open Cockpit

← Older revision		Revision as of 15:03, 14 August 2026
Line 22:		Line 22:
	https://<ip address>:9090		https://<ip address>:9090
	</syntaxhighlight>		</syntaxhighlight>
	Login with the user created on the install. After logging in, do a quick check, switch to administrative access and then open the terminal window.		Login with the user created on the install. After logging in, do a quick check, switch to administrative access and then open the terminal window. Change the network connection information and verify that the DNS server is set to 192.168.86.2
	====See Also====		====See Also====
	[https://www.linode.com/docs/ Cockpit Reference]		[https://www.linode.com/docs/ Cockpit Reference]

Lynn at 14:59, 14 August 2026

2026-08-14T14:59:36Z

← Older revision		Revision as of 14:59, 14 August 2026
Line 29:		Line 29:
	Add the connection information to the Start.me section for connections.		Add the connection information to the Start.me section for connections.

	==Install and Configure sshd==		==Install and Configure sshd (Server only)==
	The sshd server needs to be running so that you can login. This is required in order to cut and paste.		The sshd server needs to be running so that you can login. This is required in order to cut and paste.
	<syntaxhighlight lang="shell" line>		<syntaxhighlight lang="shell" line>

Lynn at 14:58, 14 August 2026

2026-08-14T14:58:56Z

← Older revision		Revision as of 14:58, 14 August 2026
Line 3:		Line 3:

	Out of all of the distributions, I prefer Ubuntu for virtual machines and Kubuntu for the desktops. As of August 2026 I am actively switching my day to day usage from Windows to Linux. I did this while I was at Ants, but that was a very long time ago.		Out of all of the distributions, I prefer Ubuntu for virtual machines and Kubuntu for the desktops. As of August 2026 I am actively switching my day to day usage from Windows to Linux. I did this while I was at Ants, but that was a very long time ago.


	~~==Set the Network Connection==~~
	~~From the console open Settings->Network~~

	~~Click on the gear to open the network settings window. Enter the IP address, netmask and gateway. Set the DNS server to: 192.168.86.2.~~

	~~Easiest way to continue is to restart.~~

	== Get the System Up to Date==		== Get the System Up to Date==
Line 19:		Line 11:

	==Install and Open Cockpit==		==Install and Open Cockpit==
			Cockpit is a very useful tool for viewing and modifying a number of system configuration pieces. All of these can be changed with the installed tools, but Cockpit is an easy way to do them in one place. The main screen also shows system activity.

			By default, the system will be assigned a DHCP address.
	<syntaxhighlight lang="shell">		<syntaxhighlight lang="shell">
	. /etc/os-release		. /etc/os-release
Line 31:		Line 26:
	[https://www.linode.com/docs/ Cockpit Reference]		[https://www.linode.com/docs/ Cockpit Reference]
	[https://cockpit-project.org/running.html#ubuntu Install Cockpit on Ubuntu]		[https://cockpit-project.org/running.html#ubuntu Install Cockpit on Ubuntu]

			Add the connection information to the Start.me section for connections.

	==Install and Configure sshd==		==Install and Configure sshd==