Merge branch '4.x'

* 4.x:
  (#13974) Add predicate functions for interface facts

1 files changed, 25 insertions, 0 deletions

diff --git a/lib/puppet/parser/functions/has_ip_address.rb b/lib/puppet/parser/functions/has_ip_address.rb
new file mode 100644
index 0000000..842c8ec
--- /dev/null
+++ b/lib/puppet/parser/functions/has_ip_address.rb
@@ -0,0 +1,25 @@
+#
+# has_ip_address
+#
+
+module Puppet::Parser::Functions
+  newfunction(:has_ip_address, :type => :rvalue, :doc => <<-EOS
+Returns true if the client has the requested IP address on some interface.
+
+This function iterates through the 'interfaces' fact and checks the
+'ipaddress_IFACE' facts, performing a simple string comparison.
+    EOS
+  ) do |args|
+
+    raise(Puppet::ParseError, "has_ip_address(): Wrong number of arguments " +
+          "given (#{args.size} for 1)") if args.size != 1
+
+    Puppet::Parser::Functions.autoloader.load(:has_interface_with) \
+      unless Puppet::Parser::Functions.autoloader.loaded?(:has_interface_with)
+
+    function_has_interface_with(['ipaddress', args[0]])
+
+  end
+end
+
+# vim:sts=2 sw=2