Cfengine 3 example unit_reg_multiline.html
#############################################
#  Matching multiple lines in regexp (PCRE)
##############################################

body common control
{
bundlesequence => { "test" };
}

bundle agent test
{
vars:
  "data" string => "Something boring is
                    written 
                    up here. This is the interesting
                    part: KWYDK (know what you don't know)";

classes:

  # note the (?s) at the beginning of the pattern - this ensures newlines are matched by .

  "matched" expression => regextract("(?s).*: (.*)", "$(data)", "interesting");

reports:
  matched::
   "This is interesting: \"$(interesting[1])\"";
    
  !matched::
   "Nothing was interesting!";
}