Re: Problem with passing arguments to methods

[Stephen Fromm]

Thought I'd try again.  Is there additional information I can provide to
get traction on the issue described below?  

Thanks,

.sf

On Fri, 2005-04-15 at 10:52 -0700, Stephen Fromm wrote:
> On Thu, 2005-04-14 at 23:35 +0200, Grzegorz Marszałek wrote:
> > Hello!
> > 
> > I'm trying do write a method, which will then proceed differently based
> > on parameter passed to it. The problem is that I cannot define class
> > based on string in variable, BUT, which is funny but confusing, I CAN
> > use this variable in editfiles section without problems! It seems, that
> > arguments passed to methods are created AFTER classes section was
> > evaluated. Any ideas, what to do about that? Passing class to method
> > possibly would solve my problem of course, but then whole idea of using
> > methods in my system (I'd like to use them, because they could very
> > clearly isolate some components - ie.: to play with Kerberos you have
> > one method, and you can play with it only via parameters defined by
> > desiger of module). Of course I can use few methods as well, but still
> > this strange behaviour of cfengine is at best confusing...
> 
> I'm encountering a similar problem with methods.  In my case, I'm
> passing 6 arguments to the method Simple:
> 
>       Simple("/var/adm","messages","root","root","0640","14")
>                   action=cf.simple
>                   server=localhost
>                   returnvars=alpha
>                   returnclasses=null
> 
> The method is pretty simple for testing purposes:
> 
>         groups:
>            doit = ( any )
>         
>         control:
>            MethodName = ( Simple )
>            MethodParameters = ( dir file owner group mode age )
>            actionsequence = ( shellcommands )
>         
>         shellcommands:
>            "/bin/echo vars: $(dir) $(file) $(owner) $(group) $(mode) $(age)"
>         
>         files:
>            $(dir)/$(file) owner=$(owner) group=$(group) mode=$(mode) 
> action=touch
>         
>         alerts:
>            doit::
>               "Testing received vars: ${dir} ${file} ${owner} ${group} 
> ${mode} ${age}"
>               ReturnVariables( ${dir} ${file} ${owner} ${group} ${mode} 
> ${age}" )
>               ReturnClasses( success )
> 
> When cfagent is evoked, parsing of cf.simple fails with the following
> errors:
> 
> cfengine::Simple: cf:cfengine::/var/cfengine/modules/cf.simple:19: Invalid 
> mode string ($(mode))
> cfengine::Simple: cfengine::/var/cfengine/modules/cf.simple:19: Warning: mode 
> string is incomplete
> 
> If I comment out the files section, the file is parsed successfully and
> everything works as expected.  Likewise, I can include the same files
> section in cfagent.conf with $(mode) defined in control and cfagent.conf
> will parse successfully.  Alternatively, I can define $(mode) in
> cf.simple's control block and the file will parse successfully.
> However, in the last case I don't get the value I passed to the method
> for that variable.  
> 
> shellcommands does what you would expect and echo's the values to all 6
> variables.  All of the variables are returned to the calling process.
> 
> Any ideas on what's going on?  :-)
> 
> Thanks,
> 
> .sf
> 
> 
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