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| author | Rod Montgomery <rmontgomery@dealnews.com> | 2015-01-15 15:10:33 -0600 |
|---|---|---|
| committer | Rod Montgomery <rmontgomery@dealnews.com> | 2015-03-05 21:51:12 -0600 |
| commit | ee13438d2a71cea8a07202eee1eeaa29553b2131 (patch) | |
| tree | ccd3d38d60e34a32f8106a9539ffe02ee76cfdcd /lib/puppet/parser/functions/is_domain_name.rb | |
| parent | bf8e5b0573f78f2c2c780494a735bfac25d4488d (diff) | |
If present, top-level domain must be alphabetic
See RFC 1123, Section 2.1
http://tools.ietf.org/html/rfc1123#section-2
Diffstat (limited to 'lib/puppet/parser/functions/is_domain_name.rb')
| -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| |