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Allow hostnames in the allowed_ips list - good for DynDNS. #43

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Allow hostnames in the allowed_ips list - good for DynDNS. #43

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ca0c3dd
Allow hostnames in the allowed_ips list - good for DynDNS.
May 15, 2017
75bbd19
Merge https://github.com/biola/turnout
Sep 20, 2017
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13 changes: 12 additions & 1 deletion lib/turnout/maintenance_file.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,18 @@ def allowed_paths=(paths)

# Splits strings on commas for easier importing of environment variables
def allowed_ips=(ips)
ips = ips.to_s.split(',') if ips.is_a? String
ips = ips.to_s.split(/\s*,\s*/) if ips.is_a? String
# allow hostnames
ips = ips.map do |host|
next host if host =~ IPAddr::RE_IPV4ADDRLIKE
next host if host =~ IPAddr::RE_IPV6ADDRLIKE_FULL
next host if host =~ IPAddr::RE_IPV6ADDRLIKE_COMPRESSED
# DNS lookup pro request (cached by OS), works with DynDNS
hostname, aliases, family, *address_list = Socket.gethostbyname(host)
address_list.map do |addr|
ip = IPAddr::ntop(addr)
end
end.flatten

@allowed_ips = ips
end
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