1#  Copyright 2020 Northern.tech AS
2
3#  This file is part of CFEngine 3 - written and maintained by Northern.tech AS.
4
5#  This program is free software; you can redistribute it and/or modify it
6#  under the terms of the GNU General Public License as published by the
7#  Free Software Foundation; version 3.
8
9#  This program is distributed in the hope that it will be useful,
10#  but WITHOUT ANY WARRANTY; without even the implied warranty of
11#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12#  GNU General Public License for more details.
13
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
17
18# To the extent this program is licensed as part of the Enterprise
19# versions of Cfengine, the applicable Commercial Open Source License
20# (COSL) may apply to this file if you as a licensee so wish it. See
21# included file COSL.txt.
22
23#+begin_src cfengine3
24body common control
25{
26      bundlesequence => { "example" };
27}
28
29bundle agent example
30{
31  classes:
32
33      # Extract regex backreferences and put them in an array
34
35      "ok" expression => regextract(
36                                     "xx ([^\s]+) ([^\s]+).* xx",
37                                     "xx one two three four xx",
38                                     "myarray"
39      );
40  reports:
41
42    ok::
43
44      "ok - \"$(myarray[0])\" = xx + \"$(myarray[1])\" + \"$(myarray[2])\" + .. + xx";
45}
46#+end_src
47###############################################################################
48#+begin_src example_output
49#@ ```
50#@ R: ok - "xx one two three four xx" = xx + "one" + "two" + .. + xx
51#@ ```
52#+end_src
53