Re: [PLUG] rpm -Va using apt = debsums

[Antony P Joseph <antony@panathara.org>]

Hi
   tripwire 
http://sourceforge.net/projects/tripwire/

With regards
Antony
On Tue, 2007-07-10 at 03:16 -0400, JP Vossen wrote:
> Last night at PLUG Montco I asked about the apt equivalent of rpm -Va. 
> I think I found the answer.
> 
> On an RPM-based Linux system, you can do 'rpm -V' which will:
> "[... compare] information about the installed files in the package with 
> information about the files taken from the package metadata stored in 
> the  rpm database.  Among other things, verifying compares the size, MD5 
> sum, permissions, type, owner and group of each file. [...]"
> 
> rpm -Va compares everything.  This takes forever, but can be interesting 
> in some cases.
> 
> It turns out that a package called 'debsums' does more or less the same 
> thing.  I think someone at the meeting might have mentioned the name, 
> but I didn't write it down then.  I just found it using the wajig -t 
> command.
> 
> Does anyone have a better way than debsums?
> 
> 
> Wajig (http://www.togaware.com/linux/survivor/Wajig_Overview.html) is a 
> nifty Python script that unifies all the apt tools (apt-*, dpkg*, etc.). 
>   It's pretty cool, but I find it to be more complicated than I need, so 
> I've written a simple shell script that uses a case statement to do what 
> I want.  Wajig's -t (teach) option is great for seeing just how it works.
> 
> My script only does about 20 things (wajig does over 100) but it was a 
> useful exercise to "translate" things I knew how to do in RPM to APT. 
> (I have a bit more background in RPM than APT as may be obvious by now). 
>   I'll post the script someplace if there is any interest in it.  Here's 
> what it does now:
> 
> COMMANDS
> * The | in upd|ate means you only need to type the "upd" part.
> * <names> means one or more space delimited package names
> * <egrep> means a single egrep regular expression (e.g. 'zip|arj')
> 
>      upd|ate         # Update the package cache (do this at least weekly)
>      che|ck,chk           # Check for available upgrades
>      upche|ck,upchk       # Update, then check for available upgrades
>      upg|rade             # Upgrade all installed packages
>      dist|-upgrade        # Really upgrade all installed packages
>      se|arch;find <regex> # Search for <regex> in the package cache
>      sh|ow,info <names>   # Show details about package <names>
>      showpkg <names>     # Show name and various depends info for <names>
>      in|stall <names>     # Install package <names>
>      rem|ove <names>      # Remove package <names>
>                           # (--purge <names> removes config files too!)
>      what <egrep>     # Show the name and version of <egrep> if installed
>      which,installed,list <egrep> # Same as previous
>      files <names>        # List the files installed by package <names>
>      dep|ends <names>     # Show packages <names> depends on
>      rdep|ends <names>    # Show other packages that depend on <names>
>      pro|vides <names>    # Show the capability that <names> provides
>      whatpro|vides <file> # Show the package that provides <file>
>      clean               # Remove downloaded package files from the cache
>      autoclean            # Remove obsolete packages from the cache
>      purge           # Purge the local cache, forces complete re-download
>      stats                # Show package cache stats
> 
> 
> Later,
> JP
> ----------------------------|:::======|-------------------------------
> JP Vossen, CISSP            |:::======|        jp{at}jpsdomain{dot}org
> My Account, My Opinions     |=========|      http://www.jpsdomain.org/
> ----------------------------|=========|-------------------------------
> Microsoft has single-handedly nullified Moore's Law.
> Innate design flaws of Windows make a personal firewall, anti-virus
> and anti-malware software mandatory. The resulting software arms race
> has effectively flattened Moore's Law on hardware running Windows.
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