Re: How to clean system

2011-01-09 Thread Markiyan Kushnir
2011/1/8 Giorgos Keramidas keram...@ceid.upatras.gr:
 On Sat, 8 Jan 2011 23:18:07 +0200, Коньков Евгений kes-...@yandex.ru wrote:
 Hi
 System have many programs.
 Wanna to upgrade to new version of FBSD

 Is it possible to clean system from garbage (all programs, files,
 header files, except configuration files)
 like installing FBSD from CD?

 is there cmd?
 make clean-system

 No, there's no such command.  If you are looking for a way to 'deinstall
 all ports  packages' though, it may be as easy as:

 1. Remove all the currently installed ports:

    # rm -fr /usr/local
    # mkdir /usr/local  cd /usr/local
    # mtree -deU  /etc/mtree/BSD.local.dist


Deleting /usr/local will also delete /usr/local/etc -- which might be
not what the OP expects given the except configuration files. I
would still follow the pkg_delete path, along with some other actions:

  - if you have fusefs, ntfs-3g, linprocfs, etc in your /etc/fstab --
unmount and comment out temporarily
  - if you have third party services in your /etc/rc.conf[.local] --
stop and comment out
  - if you have third party modules in /boot/loader.conf -- the same thing

% pkg_delete -adf
% rm -R /usr/local/lib/compat/pkg
% rm -R /var/db/pkg/* # if anything was left there
% rm -R /var/db/ports/* #if you want to clean up your ports' configurations
% rm -R /usr/ports/distfiles/* # not sure if you need it, but I do it
in some cases...
% rm -R /usr/obj

Check /usr/local and /usr/compat to see if you want to remove anything
from there manually. You might want to clean up /usr/local/include,
/usr/compat/linux/var, /usr/compat/linux/usr/local, /usr/local/bin
(?), /usr/local/info ... etc. OTOH, I always preserve
/usr/local/lib/X11/fonts -- I have some custom fonts stored there,
/usr/local/share/stardict -- custom dictionaries I want to survive
across upgrade ... etc.

I also place in /etc/mergemaster.rc something I want to preserve:
  /etc/master.passwd
  /etc/group
  /etc/ppp/ppp.conf
  /etc/syslog.conf
  /etc/sysctl.conf
  /etc/hosts
  /etc/namedb/named.conf

Regarding this last item, it might not always be the best way to do,
since sometimes it might be necessary to upgrade some of the default
settings in these files.

Then you can build and install the base system and the ports you need.
Almost all of these steps are easy to automate.

Thanks,
Markiyan.


 2. Remove all the information about 'installed packages', because you
   don't have any of these anymore:

    # rm -fr /var/db/pkg/*

 3. Optionally, if you are going to reconfigure all your ports from
   scratch, remove the saved port configuration options:

    # rm -fr /var/db/ports/*

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How to clean system

2011-01-08 Thread Коньков Евгений
Hi
System have many programs.
Wanna to upgrade to new version of FBSD

Is it possible to clean system from garbage (all programs, files,
header files, except configuration files)
like installing FBSD from CD?

is there cmd?
 make clean-system



-- 


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Re: How to clean system

2011-01-08 Thread Giorgos Keramidas
On Sat, 8 Jan 2011 23:18:07 +0200, Коньков Евгений kes-...@yandex.ru wrote:
 Hi
 System have many programs.
 Wanna to upgrade to new version of FBSD

 Is it possible to clean system from garbage (all programs, files,
 header files, except configuration files)
 like installing FBSD from CD?

 is there cmd?
 make clean-system

No, there's no such command.  If you are looking for a way to 'deinstall
all ports  packages' though, it may be as easy as:

1. Remove all the currently installed ports:

# rm -fr /usr/local
# mkdir /usr/local  cd /usr/local
# mtree -deU  /etc/mtree/BSD.local.dist

2. Remove all the information about 'installed packages', because you
   don't have any of these anymore:

# rm -fr /var/db/pkg/*

3. Optionally, if you are going to reconfigure all your ports from
   scratch, remove the saved port configuration options:

# rm -fr /var/db/ports/*

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Re[2]: How to clean system

2011-01-08 Thread Коньков Евгений
GK On Sat, 8 Jan 2011 23:18:07 +0200, Коньков Евгений kes-...@yandex.ru 
wrote:
 Hi
 System have many programs.
 Wanna to upgrade to new version of FBSD

 Is it possible to clean system from garbage (all programs, files,
 header files, except configuration files)
 like installing FBSD from CD?

 is there cmd?
 make clean-system

GK No, there's no such command.  If you are looking for a way to 'deinstall
GK all ports  packages' though, it may be as easy as:

GK 1. Remove all the currently installed ports:

GK # rm -fr /usr/local
GK # mkdir /usr/local  cd /usr/local
GK # mtree -deU  /etc/mtree/BSD.local.dist

GK 2. Remove all the information about 'installed packages', because you
GKdon't have any of these anymore:

GK # rm -fr /var/db/pkg/*

GK 3. Optionally, if you are going to reconfigure all your ports from
GKscratch, remove the saved port configuration options:

GK # rm -fr /var/db/ports/*


I have tried: pkg_delete -a
but many files are left in /usr/bin  /usr/sbin   ... (((
also there are files from old 7.2 system, now I have 9.0


-- 
С уважением,
 Коньков  mailto:kes-...@yandex.ru

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Re: Re[2]: How to clean system

2011-01-08 Thread Polytropon
On Sat, 8 Jan 2011 23:41:24 +0200, Коньков Евгений kes-...@yandex.ru wrote:
 I have tried: pkg_delete -a
 but many files are left in /usr/bin  /usr/sbin   ... (((

Keep in mind that FreeBSD is not Linux. There is the base
system (/usr/bin, /usr/sbin, ...), and there are the
applications installed by ports or packages (/usr/local
subtree). See /usr/src/Makefile's comment section about
how to clean out obsolete parts of the base system.



-- 
Polytropon
Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...
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Re: How to clean system

2011-01-08 Thread Giorgos Keramidas
On Sat, 8 Jan 2011 23:41:24 +0200, Коньков Евгений kes-...@yandex.ru wrote:
 GK On Sat, 8 Jan 2011 23:18:07 +0200, Коньков Евгений kes-...@yandex.ru 
 wrote:
 Hi
 System have many programs.
 Wanna to upgrade to new version of FBSD

 Is it possible to clean system from garbage (all programs, files,
 header files, except configuration files)
 like installing FBSD from CD?

 is there cmd?
 make clean-system

 GK No, there's no such command.  If you are looking for a way to 'deinstall
 GK all ports  packages' though, it may be as easy as:

 GK 1. Remove all the currently installed ports:

 GK # rm -fr /usr/local
 GK # mkdir /usr/local  cd /usr/local
 GK # mtree -deU  /etc/mtree/BSD.local.dist

 GK 2. Remove all the information about 'installed packages', because you
 GKdon't have any of these anymore:

 GK # rm -fr /var/db/pkg/*

 GK 3. Optionally, if you are going to reconfigure all your ports from
 GKscratch, remove the saved port configuration options:

 GK # rm -fr /var/db/ports/*

 I have tried: pkg_delete -a
 but many files are left in /usr/bin  /usr/sbin   ... (((
 also there are files from old 7.2 system, now I have 9.0

Packages should never install stuff in /usr/bin and /usr/sbin.  Ports
should *only* install files in /usr/local/... There are a few ports that
includes options to override base-system files in /usr but these are the
exception.

If you have been upgrading from source from 7.2 then you should also
have a look at the `/usr/src/UPDATING' file; especially at the help
about the 'make delete-old' targets of the source makefiles.

Most of the cruft left behind from old, obsolete stuff can be deleted by
running

# cd /usr/src
# make delete-old

and following the prompts.

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Re: How to clean system

2011-01-08 Thread perryh
keram...@freebsd.org (Giorgos Keramidas) wrote:

 Packages should never install stuff in /usr/bin and /usr/sbin.
 Ports should *only* install files in /usr/local/... There are a
 few ports that includes options to override base-system files in
 /usr but these are the exception.

The doc ports install into /usr (granted, not /usr/bin nor /usr/sbin
AFAIK) by default.  I would not be at all surprised if a few others
did also.
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