Damme's linux stuff - Revision history

Damme: /* Docker */

2024-02-28T10:26:52Z

Docker

← Older revision		Revision as of 10:26, 28 February 2024
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	Generate rsa keys for encrypted communication between		Generate rsa keys for encrypted communication between
	<syntaxhighlight lang="bash" line="1">		<syntaxhighlight lang="bash" line="1">
			#server:
	export PASS=SuperSecret		export PASS=SuperSecret
	export SUBJ='/C=SE/L=Skällinge/O=Unimatrix'		export SUBJ='/C=SE/L=Skällinge/O=Unimatrix'
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	openssl genrsa -out server-key.pem 4096		openssl genrsa -out server-key.pem 4096

			#client:
	openssl req -subj "/CN=$HOSTNAME" -sha256 -new -key server-key.pem -out server.csr		openssl req -subj "/CN=$HOSTNAME" -sha256 -new -key server-key.pem -out server.csr

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	-CAcreateserial -out server-cert.pem -extfile extfile.cnf -passin pass:$PASS		-CAcreateserial -out server-cert.pem -extfile extfile.cnf -passin pass:$PASS

	~~#client:~~
	openssl genrsa -out key.pem 4096		openssl genrsa -out key.pem 4096
	openssl req -subj '/CN=client' -new -key key.pem -out client.csr		openssl req -subj '/CN=client' -new -key key.pem -out client.csr

2023-02-07T12:58:12Z

rsync

2022-10-16T22:14:33Z

New server thoughts

← Older revision		Revision as of 22:14, 16 October 2022
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	== New server thoughts ==		== New server thoughts ==
	* https://www.youtube.com/watch?v=MucGkPUMjNo		* https://www.youtube.com/watch?v=MucGkPUMjNo Building a Power Efficient Home Server!

2022-10-16T22:14:15Z

Server Queen Specific changes

← Older revision		Revision as of 22:14, 16 October 2022
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	</syntaxhighlight>		</syntaxhighlight>

			== New server thoughts ==
			* https://www.youtube.com/watch?v=MucGkPUMjNo

2022-10-05T16:27:38Z

Other stuff

← Older revision		Revision as of 16:27, 5 October 2022
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	Secure rsync over SSH without shell access - https://lxadm.com/Secure_rsync_over_SSH_without_shell_access		Secure rsync over SSH without shell access - https://lxadm.com/Secure_rsync_over_SSH_without_shell_access

			<syntaxhighlight lang="bash" line="1">
			ipv4=$(curl -s -X GET -4 https://ifconfig.co)
			ipv6=$(curl -s -X GET -6 https://ifconfig.co)
			</syntaxhighlight>

	== Fail2ban ==		== Fail2ban ==

2022-08-19T13:55:32Z

rsync

← Older revision		Revision as of 13:55, 19 August 2022
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	</syntaxhighlight>		</syntaxhighlight>
	== rsync ==		== rsync ==
			<syntaxhighlight lang="bash" line="1">
	rsync -rav		rsync -rav
	rsync -ravHAX		rsync -ravHAX
			</syntaxhighlight>

	== ZFS ==		== ZFS ==

2022-08-19T13:55:15Z

ZFS

← Older revision		Revision as of 13:55, 19 August 2022
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	systemctl daemon-reload # Reload systemd manager configuration		systemctl daemon-reload # Reload systemd manager configuration
	</syntaxhighlight>		</syntaxhighlight>
			== rsync ==
			rsync -rav
			rsync -ravHAX

	== ZFS ==		== ZFS ==
	[[ZFS Best practices]]		[[ZFS Best practices]]

2022-07-09T08:32:33Z

Raid sas etc

← Older revision		Revision as of 08:32, 9 July 2022
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	</syntaxhighlight>		</syntaxhighlight>

	== Raid sas etc ==		=== Raid sas etc ===
	<syntaxhighlight lang="bash" line="1">		<syntaxhighlight lang="bash" line="1">
	# spin down sas		# spin down sas
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	# check status, "Not ready" = not spinning, "Ready" = Spinning		# check status, "Not ready" = not spinning, "Ready" = Spinning
	sdparm --command=ready /dev/xxx		sdparm --command=ready /dev/xxx
			</syntaxhighlight>

			=== Low level format SATA ===
			<syntaxhighlight lang="bash" line="1">
			hdparm -I /dev/sda
			# if frozen need to unfreeze
			hdparm --user-master u --security-set-pass llformat /dev/sd_
			hdparm --user-master u --security-erase llformat /dev/sd_
	</syntaxhighlight>		</syntaxhighlight>

2022-07-09T08:30:56Z

BTRFS

← Older revision		Revision as of 08:30, 9 July 2022
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	https://www.gnu.org/software/ddrescue/manual/ddrescue_manual.html		https://www.gnu.org/software/ddrescue/manual/ddrescue_manual.html

	== BTRFS ==		=== BTRFS ===
	<syntaxhighlight lang="bash" line="1">		<syntaxhighlight lang="bash" line="1">
	# Resize BTRFS		# Resize BTRFS

2022-04-28T08:48:15Z

UDEV fun!

← Older revision		Revision as of 08:48, 28 April 2022
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	KERNEL=="ttyUSB*", SUBSYSTEM=="tty", ENV{ID_USB_INTERFACE_NUM}=="00", ENV{ID_VENDOR_ID}=="1a86", SYMLINK+="GSM-SIM800", MODE="0666"		KERNEL=="ttyUSB*", SUBSYSTEM=="tty", ENV{ID_USB_INTERFACE_NUM}=="00", ENV{ID_VENDOR_ID}=="1a86", SYMLINK+="GSM-SIM800", MODE="0666"
			</syntaxhighlight>

			<syntaxhighlight lang="bash" line="1">
			# Reload and re-trigger udev rules without reboot
			udevadm control --reload-rules && udevadm trigger
	</syntaxhighlight>		</syntaxhighlight>