Jesse,
you should use the fully qualified name $(tmpl.varA) for the variables in the
file, as
they get processed in a different bundle and are therefore not "local"
M
Jesse Becker wrote:
> I'm trying to get a basic templating system working for several files,
> and expand_scalars doesn't seem to work. I've found serveral references
> to other people having success with this, so I assume I've done
> something wrong. I'm running the cfengine 3.0.3 community RPM build.
>
> Here's the basic code:
>
>
> bundle agent tmpl {
>
> vars:
> hostname::
> "varA" string => "This is value Alpha";
> "varB" string => "This is value Bravo";
>
> files:
> hostname::
> "/tmp/template"
> copy_from =>
> update_copy("${g.repo}/template",${g.policy_server});
>
> "/tmp/expanded"
> create => 'true',
> edit_defaults => empty,
> edit_line => expand_template("/tmp/template");
> }
>
> Both 'empty' and 'expand_template come from cfengine_stdlib.cf file
> posted a few days ago.
>
> The content of the 'template' file is simply two lines:
>
> The first variable: ${varA}
> And the second: ${varB}
>
>
>
> I expect, after the expansion is done to have a file that looks like
> this:
>
> The first variable: This is value Alpha
> And the second: This is value Bravo
>
>
> But alas, the two files are identical after running cf-agent.
>
> Below is the relevant output from --verbose. The template file copies
> over without problems, and the 'expanded' file is created, but no
> interpolation appears to be done.
>
> TIA,
>
>
> cf3 Promise made by: /tmp/template
> cf3 .........................................................
> cf3
> cf3 -> Copy file /tmp/template from
> /usr/local/cfengine3/data/Packages/template check
> ... <snip>
> cf3 -> /tmp/template wasn't at destination (copying)
> ... <snip>
> cf3 -> New file /tmp/template.cfnew transmitted correctly - verified
> ... <snip>
>
> cf3 .........................................................
> cf3 Promise handle:
> cf3 Promise made by: /tmp/expanded
> cf3 .........................................................
> cf3
> cf3 -> Using literal pathtype for /tmp/expanded
> cf3 -> No mode was set, choose plain file default 600
> cf3 -> Created file /tmp/expanded, mode = 600
> cf3 Build file model from a blank slate (emptying)
> cf3 -> Handling file edits in edit_line bundle expand_template
> cf3
> cf3 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
> cf3 BUNDLE expand_template( {'/tmp/template'} )
> cf3 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
> cf3
> cf3 ? Augment scope expand_template with templatefile
> cf3 ?? Private class context
> cf3
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3 insert_lines in bundle expand_template
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3
> cf3 .........................................................
> cf3 Promise handle:
> cf3 Promise made by: /tmp/template
> cf3 .........................................................
> cf3
> cf3 -> Inserting the promised line "The first variable: ${varA}" into
> /tmp/expanded after locator
> cf3 -> Inserting the promised line "And the second: ${varB}" into
> /tmp/expanded after locator
> cf3 ?? Private class context
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3 insert_lines in bundle expand_template
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3
> cf3
> cf3 .........................................................
> cf3 Promise handle:
> cf3 Promise made by: /tmp/template
> cf3 .........................................................
> cf3
> cf3 -> This promise has already been verified
> cf3 ?? Private class context
> cf3
> cf3
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3 insert_lines in bundle expand_template
> cf3 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> cf3
> cf3
> cf3 .........................................................
> cf3 Promise handle:
> cf3 Promise made by: /tmp/template
> cf3 .........................................................
> cf3
> cf3 -> This promise has already been verified
> cf3 -> Saving edit changes to file /tmp/expanded
> cf3 Edited file /tmp/expanded
>
>
>
--
Mark Burgess
-------------------------------------------------
Professor of Network and System Administration
Oslo University College, Norway
Personal Web: http://www.iu.hio.no/~mark
Office Telf : +47 22453272
-------------------------------------------------
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