36 lines
1.3 KiB
Ruby
36 lines
1.3 KiB
Ruby
Puppet::Functions.create_function(:ipv6_normalize_dnsmasq_ip_subnets) do
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def ipv6_normalize_dnsmasq_ip_subnets(args)
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require 'ipaddr'
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result = []
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args.each do |ip_subnet|
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ip_subnet_dup = ip_subnet.dup
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begin
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if ip_subnet["netmask"]
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if IPAddr.new(ip_subnet["netmask"]).ipv6?
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prefix = IPAddr.new(ip_subnet["netmask"]).to_i.to_s(2).count("1")
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Puppet.debug("Netmask #{ip_subnet["netmask"]} changed to prefix #{prefix}")
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ip_subnet_dup["netmask"] = prefix
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end
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end
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rescue IPAddr::AddressFamilyError, IPAddr::Error, IPAddr::InvalidAddressError, IPAddr::InvalidPrefixError => e
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# Ignore it
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end
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begin
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if ip_subnet["gateway"]
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if IPAddr.new(ip_subnet["gateway"]).ipv6?
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# draft-ietf-mif-dhcpv6-route-option-05 was never completed.
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# https://datatracker.ietf.org/doc/draft-ietf-mif-dhcpv6-route-option/
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# Remove the gateway key:value so that the option:router entry is
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# not created in dnsmasq.conf.
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ip_subnet_dup.delete("gateway")
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end
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end
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rescue IPAddr::AddressFamilyError, IPAddr::Error, IPAddr::InvalidAddressError, IPAddr::InvalidPrefixError => e
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# Ignore it
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end
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result << ip_subnet_dup
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end
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return result
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end
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end
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