Re: Please help! -- 2.1.11 cfengine delete /tmp symbolic link misteriously

[Sven Mueller]

Mark.Burgess@iu.hio.no [u] wrote on 12/11/2004 06:07:

That seems to be only partly true. He did ask cfagent to clear directory 
links, but only for /var/tmp, but /tmp got deleted, while /var/tmp 
remained intact. At least if I read his mail correctly.

cu,
Sven

> You have explicitly asked for dirlinks=tidy, so this is
> correct. There was a bug here earlier.
>
> M
>
> On 11 Nov, ha haha wrote:
>
> > Hi,
> >
> >  Yesterday I've updated my cfengine from 2.1.7p1 to
> > 2.1.11. The new packages compiled and installed
> > successfully. But unfortunately, it mis-interpret my
> > configuration files which worked for 2.1.7p1 with no
> > faults. And deleted my /tmp symbolic link by mistake.
> >
> >  The background information is:
> >
> >     1),	I have two links /tmp -> ../0/.final/tmp, 
> > /var/tmp -> ../0/.final/tmp, while /0/.final/tmp is a
> > directory.
> >
> >      2),   /var, /, and /0 are three dfferent
> > partitions.
> >
> >      3),   my "tidy" related sections for the
> > /var/tmp/ is:
> >
> > ¡­¡­¡­¡­¡­..
> > control:
> >
> >   actionsequence = ( directories files links tidy
> > disable copy editfiles processes shellcommands 
> > ¡­¡­¡­..)
> >
> > tidy:
> >    any::
> >
> >        /var/tmp/
> >            pattern=*
> >            filter=tmpSpaceTidy
> >            recurse=inf
> >            type=mtime
> >            rmdirs=true
> >            links=tidy
> >            dirlinks=tidy
> >            age=39
> >            inform=true
> >
> > ¡­¡­¡­.
> > filters:
> >
> >   { tmpSpaceTidy
> >          Type: "reg|dir|link|socket"
> >          Result: "Type"
> >   }
> > ¡­¡­¡­¡­¡­..
> >
> > After I run "cfagent  -v -q", then I got the
> > following line (15 bytes is the total bytes of
> > symbolic link destination "../0/.final/tmp":
> >
> > *********************************************************************
> > Main Tree Sched: tidy pass 1 @ Thu Nov 11 18:18:53
> > 2004
> > *********************************************************************
> > ¡­¡­¡­..
> > ---------------------------------------------------------------------
> > Tidying by directory
> > ---------------------------------------------------------------------
> >
> > cfengine:alws10: Deleting file /var/tmp
> > cfengine:alws10: Size=15 bytes,
> >                 
> >                 ¡­¡­
> >
> > It is very strange, since not symbolic link "var/tmp"
> > is deleted, but /tmp llink which points to same
> > destination!
> >
> > Then I tried to output the debug desult with "cfagent
> > -v -d10 -q", and got the following output:
> >
> >            ¡­¡­¡­¡­¡­¡­..
> >
> > ---------------------------------------------------------------------
> > Tidying by directory
> > ---------------------------------------------------------------------
> >
> >
> > No patterns active in base directory
> > /var/lib/cfengine2/outputs
> >
> > Tidying from base directory /var/tmp
> > ExpandVarstring(/var/tmp)
> > ExpandVarstring(/tmp)
> > GetLock(tidy,_var_tmp,time=1100226190),
> > ExpireAfter=120, IfElapsed=1
> > GetLastLock()
> > CheckOldLock(lock.cfagent_conf.alws10.tidy.tidy_1298)
> > Unable to find lock data
> > lock.cfagent_conf.alws10.tidy.tidy_1298
> > SetLock(lock.cfagent_conf.alws10.tidy.tidy_1298)
> > PutLock(lock.cfagent_conf.alws10.tidy.tidy_1298)
> > Found no lock
> > [lock.cfagent_conf.alws10.tidy.tidy_1298]:
> > DB_NOTFOUND: No matching key/data pair found
> > Registering root device as 2059
> > RecursiveTidySpecialArea(/var/tmp)
> > Changed directory to /var/tmp
> > Checking the inode and device to make sure we are
> > where we think we are...
> > IgnoredOrExcluded(/var/tmp)
> > IgnoreFile(/var/tmp,)
> > Tidy: opening dir /var/tmp
> > Filename /var/tmp/. is classified as ignorable
> > Filename /var/tmp/.. is classified as ignorable
> > IgnoreFile(/var/tmp,cfengine-2.1.11-1.i386.rpm)
> > WildMatch(*,cfengine-2.1.11-1.i386.rpm)
> > FileObjectFilter(/var/tmp/cfengine-2.1.11-1.i386.rpm)
> > Applying filter tmpSpaceTidy
> > Filter result on /var/tmp/cfengine-2.1.11-1.i386.rpm
> > was 1
> > IgnoredOrExcluded(/var/tmp/cfengine-2.1.11-1.i386.rpm)
> > Checking tidy topmost directory /var/tmp
> > Checking for dead links
> > KillOldLink(/var/tmp)
> > WildMatch(*,tmp)
> > FileObjectFilter(/var/tmp)
> > Applying filter tmpSpaceTidy
> > Filter result on /var/tmp was 1
> > IgnoredOrExcluded(/var/tmp)
> > Link to directory, dirlinks= says delete these
> > cfengine:alws10: Deleting file /var/tmp
> > cfengine:alws10: Size=15 bytes,
> > ReleaseCurrentLock(lock.cfagent_conf.alws10.tidy.tidy_1298)
> > PutLock(last.cfagent_conf.alws10.tidy.tidy_1298)
> > LockLog(Lock removed normally )
> >
> >         ¡­¡­¡­¡­¡­
> >
> >
> > I have no otherchoise, but have to temporarily fix the
> > problem by the following changes:
> >
> >    rmdir=sub   ## original is "true"
> >    xdev=false  ## orignally doesn't exist
> >    
> > It is only a temporary fix for the above problem.
> > Please help.
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >                 
> > __________________________________ 
> > Do you Yahoo!? 
> > Check out the new Yahoo! Front Page. 
> > www.yahoo.com 
>
>
>
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Work: +47 22453272            Email:  Mark.Burgess@iu.hio.no
> Fax : +47 22453205            WWW  :  http://www.iu.hio.no/~mark
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>
>
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> Help-cfengine mailing list
> Help-cfengine@gnu.org
> http://lists.gnu.org/mailman/listinfo/help-cfengine


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RTL-Nachtjournal über Linux, 29.10.2004