diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/puppet/parser/functions/is_domain_name.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/is_domain_name.rb b/lib/puppet/parser/functions/is_domain_name.rb index 2860ded..90ede32 100644 --- a/lib/puppet/parser/functions/is_domain_name.rb +++ b/lib/puppet/parser/functions/is_domain_name.rb @@ -33,6 +33,10 @@ Returns true if the string passed to this function is a syntactically correct do return false if domain.empty? return false if domain.length > domain_max_length + # The top level domain must be alphabetic if there are multiple labels. + # See rfc1123, 2.1 + return false if domain.include? '.' and not /\.[A-Za-z]+$/.match(domain) + # Check each label in the domain labels = domain.split('.') vlabels = labels.each do |label| |