Сева Глущенко <seva.glusche...@gmail.com> écrit :
>
> at the first glance it looks like getting installed packages can be
> simplified a bit:
>
> bundle agent packages
> {
> vars:
> "pkg_list" string => execresult("/usr/bin/dpkg -l | /usr/bin/awk
> '/^ii/ {print $2}'", "useshell");
> "installed" string => splitstring("$(pkg_list)", "[\n]" , "10000");
> ...
I was thinking about that but I couldn't find how to remove
elements from a list. That's why I used a temporary file instead
(I know this is not optimal):
> > files:
> > "/tmp/installed"
> > edit_line => delete_lines_matching ( "$(packages)" ) ;
> The idea of crossing promises that way looks dubious, but if cfengine
> handles that correctly - well, okay...
As the documentation states (page 26) :
2. Within a bundle, the promise types are executed in a
round-robin fashion according to so-called `normal ordering'
(essentially deletion first followed by creation). The actual
sequence continues for up to three iterations of the following:
[...]
So I believe it's OK.
--
Marc Baudoin
STG Interactive
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