Linux/tftp-hpa - Revision history

Kenneth: /* Source */

2025-12-16T22:29:32Z

Source

← Older revision		Revision as of 22:29, 16 December 2025
Line 31:		Line 31:

	mkdir ~/.src ; cd ~/.src		mkdir ~/.src ; cd ~/.src
	# git clone https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git		git clone https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git
	git clone https://github.com/kiloforce/tftp-hpa.git # - added patch to fix compile issue		# git clone https://github.com/kiloforce/tftp-hpa.git # - added patch to fix compile issue - looks like it has been fixed
	cd tftp-hpa		cd tftp-hpa
	bash autogen.sh		bash autogen.sh

2025-02-02T02:55:43Z

Map File

← Older revision		Revision as of 02:55, 2 February 2025
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	# Convert backslashes to slashes		# Convert backslashes to slashes
	rg \\ /		rg \\ /

			# Reject Put requests
			Pa .

			# Reject IPv6 requests
			6a .
	</pre>		</pre>

2025-02-02T02:41:35Z

Upload folder

← Older revision		Revision as of 02:41, 2 February 2025
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	=== Upload folder ===		=== Upload folder ===

	Dangerous, but possible if the --create option is added above.		Dangerous, but possible if the --create option is added above. Doesn't appear to be a way to limit to a specific folder, so would be best to have a limited tftp upload server, seperate from regular tftp server usage.

	sudo mkdir /tftp/upload		sudo mkdir /tftp/upload

2025-02-02T02:35:07Z

Upload folder

← Older revision		Revision as of 02:35, 2 February 2025
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	echo "test" > test.txt		echo "test" > test.txt
	# tftp tftp.server.com		# tftp tftp.server.com
	/opt/tftp-hpa/bin/tftp localhost		tftp localhost
			/opt/tftp-hpa/bin/tftp localhost # doesn't seem to like ipv6, so force to ipv4 with:
			/opt/tftp-hpa/bin/tftp 127.0.0.1
	put test.txt upload/test.txt		put test.txt upload/test.txt
	# Sent 6 bytes in 0.1 seconds		# Sent 6 bytes in 0.1 seconds

2025-02-02T02:32:45Z

Upload folder

← Older revision		Revision as of 02:32, 2 February 2025
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	sudo mkdir /tftp/upload		sudo mkdir /tftp/upload
	sudo chmod 777 /tftp/upload		sudo chmod 775 /tftp/upload
			sudo chown tftp:tftp /tftp/upload

			<s>sudo chmod 777 /tftp/upload</s>

	echo "test" > test.txt		echo "test" > test.txt

2025-02-02T02:25:28Z

Service

← Older revision		Revision as of 02:25, 2 February 2025
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	#		#
	sudo service xinetd restart		sudo service xinetd restart
			#
			sudo service xinetd status

	# or		# or
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	#		#
	sudo systemctl restart xinetd		sudo systemctl restart xinetd
			#
			sudo systemctl status xinetd

	=== Upload folder ===		=== Upload folder ===

2025-02-02T02:22:18Z

Upload folder

← Older revision		Revision as of 02:22, 2 February 2025
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	Dangerous, but possible if the --create option is added above.		Dangerous, but possible if the --create option is added above.

	mkdir /tftp/upload		sudo mkdir /tftp/upload
	chmod 777 /tftp/upload		sudo chmod 777 /tftp/upload

	echo "test" > test.txt		echo "test" > test.txt
	# tftp tftp.server.com		# tftp tftp.server.com
	tftp localhost		/opt/tftp-hpa/bin/tftp localhost
	put test.txt upload/test.txt		put test.txt upload/test.txt
	# Sent 6 bytes in 0.1 seconds		# Sent 6 bytes in 0.1 seconds

2025-02-02T02:21:17Z

Install

2025-02-02T02:20:51Z

Service

← Older revision		Revision as of 02:20, 2 February 2025
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	=== Service ===		=== Service ===

	service xinetd stop		sudo service xinetd stop
	service xinetd start		sudo service xinetd start
			#
			sudo service xinetd restart

			# or

			sudo systemctl stop xinetd
			sudo systemctl start xinetd
			#
			sudo systemctl restart xinetd

	=== Upload folder ===		=== Upload folder ===

2025-02-02T02:18:20Z

tftp user

← Older revision		Revision as of 02:18, 2 February 2025
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	=== tftp user ===		=== tftp user ===

	adduser tftp		sudo adduser tftp
			# no password

	~~tftp:x:1001:1001:TFTP User:~~/tftp:/usr/sbin/nologin		sudo usermod -d /tftp -s /usr/sbin/nologin tftp

	chown tftp:tftp /tftp		# /etc/password
			tftp:x:1011:1011:TFTP User:/tftp:/usr/sbin/nologin
			# or
			tftp:x:1011:1011:,,,:/tftp:/usr/sbin/nologin

			# /etc/shadow
			tftp:!:20121:0:99999:7:::

			sudo chown tftp:tftp /tftp

	=== Map File ===		=== Map File ===