[%
# vi: ft=tt2

# Checks whether a given host has a given role.
#
# @param argv.host      The hostname to check the role for.
# @param argv.role      The role of the node to process, one of:
#                         proxy, lb, mgmt
# @return out           0 if false, 1 if true.

IF !hosts.${argv.host}.defined;
  argv.host = 'self';
END;

out = 0;
IF hosts.${argv.host}.role.grep('^' _ argv.role _ '$').size();
  out = 1;
END;

-%]