Debian Commands - Revision history

PhilippeTeuwen: /* List of manually installed packages */

2018-09-15T17:36:35Z

List of manually installed packages

← Older revision		Revision as of 17:36, 15 September 2018
Line 168:		Line 168:
	From https://askubuntu.com/questions/2389/generating-list-of-manually-installed-packages-and-querying-individual-packages		From https://askubuntu.com/questions/2389/generating-list-of-manually-installed-packages-and-querying-individual-packages


	```
	comm -23 <(apt-mark showmanual \| sort -u) <(gzip -dc /var/log/installer/initial-status.gz \| sed -n 's/^Package: //p' \| sort -u)		comm -23 <(apt-mark showmanual \| sort -u) <(gzip -dc /var/log/installer/initial-status.gz \| sed -n 's/^Package: //p' \| sort -u)
	```

	==Errors recovery==		==Errors recovery==

PhilippeTeuwen: /* Flagging a package as hold */

2018-09-15T17:36:20Z

Flagging a package as hold

← Older revision		Revision as of 17:36, 15 September 2018
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	to revert:		to revert:
	echo "''package'' install" \| dpkg --set-selections		echo "''package'' install" \| dpkg --set-selections
			====List of manually installed packages====
			From https://askubuntu.com/questions/2389/generating-list-of-manually-installed-packages-and-querying-individual-packages

			```
			comm -23 <(apt-mark showmanual \| sort -u) <(gzip -dc /var/log/installer/initial-status.gz \| sed -n 's/^Package: //p' \| sort -u)
			```

	==Errors recovery==		==Errors recovery==

PhilippeTeuwen: /* apt-cache search keywords */

2011-11-08T09:25:42Z

apt-cache search keywords

← Older revision		Revision as of 09:25, 8 November 2011
Line 8:		Line 8:
	Look for packages containing keywords in their description		Look for packages containing keywords in their description
	<br>Works offline		<br>Works offline
			====Using aptitude====
			Has [http://algebraicthunk.net/~dburrows/projects/aptitude/doc/en/ch02s03s05.html a lot of searching options]

	====[[DebTags]]====		====[[DebTags]]====
	New powerful way to find packages		New powerful way to find packages

PhilippeTeuwen: Reverted edits by Etegohy (Talk) to last revision by PhilippeTeuwen

2010-11-24T20:32:51Z

Reverted edits by Etegohy (Talk) to last revision by PhilippeTeuwen

Can't load revision 6796

at 00:26, 24 November 2010

2010-11-24T00:26:46Z

Can't load revision 6637

PhilippeTeuwen: /* System management */

2009-01-14T23:57:57Z

System management

← Older revision		Revision as of 23:57, 14 January 2009
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	Now I'd like to find something similar but which check the integrity of each file for which there is a checksum in the dpkg system.		Now I'd like to find something similar but which check the integrity of each file for which there is a checksum in the dpkg system.
	<br>Tiger is one of such tools.		<br>Tiger is one of such tools.
			<br>To control one or a few packages, one can do (here checking beid-related packaged)
			$ cat /var/lib/dpkg/info/beid.md5sums\| sed 's/ / \//' > tmpmd5
			$ LANG=C md5sum -c tmpmd5 2>/dev/null\|grep -v OK$

	==Cleaning up==		==Cleaning up==
	If you don't explicitely purge packages when you remove them, their configuration files and Debian-related scripts will still be present, you can clean them up with:		If you don't explicitely purge packages when you remove them, their configuration files and Debian-related scripts will still be present, you can clean them up with:

PhilippeTeuwen: /* Cleaning up */

2008-04-11T22:01:23Z

Cleaning up

← Older revision		Revision as of 22:01, 11 April 2008
Line 216:		Line 216:
	* Self-compiled drivers, see if you're still using the corresponding kernel or not		* Self-compiled drivers, see if you're still using the corresponding kernel or not
	* Self-packaged stuffs (dictionaries etc)		* Self-packaged stuffs (dictionaries etc)
			* RPM packages converted with alien, make sure you keep them up-to-date!!
	* Third-party .deb (truecrypt, vmware, googleearth, skype, etc), make sure you keep them up-to-date!!		* Third-party .deb (truecrypt, vmware, googleearth, skype, etc), make sure you keep them up-to-date!!

PhilippeTeuwen: /* Cleaning up */

2008-04-11T21:59:35Z

Cleaning up

← Older revision		Revision as of 21:59, 11 April 2008
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	done		done
	</source>		</source>
			Of course there can be several reasons why you've such packages so don't delete them blindly! Here are some examples:
			* Migration from Knoppix to Debian, can be removed
			* Old kernels, do you still use them?
			* Self-compiled drivers, see if you're still using the corresponding kernel or not
			* Self-packaged stuffs (dictionaries etc)
			* Third-party .deb (truecrypt, vmware, googleearth, skype, etc), make sure you keep them up-to-date!!

PhilippeTeuwen: /* Cleaning up */

2008-04-11T21:18:47Z

Cleaning up

← Older revision		Revision as of 21:18, 11 April 2008
Line 202:		Line 202:
	==Cleaning up==		==Cleaning up==
	If you don't explicitely purge packages when you remove them, their configuration files and Debian-related scripts will still be present, you can clean them up with:		If you don't explicitely purge packages when you remove them, their configuration files and Debian-related scripts will still be present, you can clean them up with:
			<source lang=bash>
	dpkg --purge $(dpkg --get-selections\|grep deinstall\|awk '{print $1}')		dpkg --purge $(dpkg --get-selections\|grep deinstall\|awk '{print $1}')
			</source>
	After a while it could be that you installed software which was removed from the feeds for good or bad reasons but that means for sure that if you don't do anything (remove or find a feed to upgrade) you'll end-up with outdated therefore potentially unsafe software.<br>To identify those unmanaged packages:		After a while it could be that you installed software which was removed from the feeds for good or bad reasons but that means for sure that if you don't do anything (remove or find a feed to upgrade) you'll end-up with outdated therefore potentially unsafe software.<br>To identify those unmanaged packages:
	<source lang=bash>		<source lang=bash>
	for i in $(dpkg --get-selections\|grep install\|grep -v deinstall\|awk '{print $1}'); do		for i in $(dpkg --get-selections\|grep install\|grep -v deinstall\|awk '{print $1}'); do
	apt-cache policy $i\|egrep -q "(990\|500)" \|\| echo $i \|tee deblocal/.txt;		apt-cache policy $i\|egrep -q "(990\|500)" \|\| echo $i \|tee -a deblocal/.txt;
	done		done
	</source>		</source>

PhilippeTeuwen: /* System management */

2008-04-11T21:16:34Z

System management

← Older revision		Revision as of 21:16, 11 April 2008
Line 200:		Line 200:
	Now I'd like to find something similar but which check the integrity of each file for which there is a checksum in the dpkg system.		Now I'd like to find something similar but which check the integrity of each file for which there is a checksum in the dpkg system.
	<br>Tiger is one of such tools.		<br>Tiger is one of such tools.
			==Cleaning up==
			If you don't explicitely purge packages when you remove them, their configuration files and Debian-related scripts will still be present, you can clean them up with:
			dpkg --purge $(dpkg --get-selections\|grep deinstall\|awk '{print $1}')
			After a while it could be that you installed software which was removed from the feeds for good or bad reasons but that means for sure that if you don't do anything (remove or find a feed to upgrade) you'll end-up with outdated therefore potentially unsafe software.<br>To identify those unmanaged packages:
			<source lang=bash>
			for i in $(dpkg --get-selections\|grep install\|grep -v deinstall\|awk '{print $1}'); do
			apt-cache policy $i\|egrep -q "(990\|500)" \|\| echo $i \|tee deblocal/.txt;
			done
			</source>