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gmillerd/chefisms.rb

Last active February 17, 2018 07:54
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chefisms.rb
# misc variables used in clustering node names
# ip address as a long
default['iplong'] = "#{node['ipaddress'].split('.').inject(0) {|t,v| (t << 8 ) + v.to_i} }"
# 255.255.255.255 - ipaddr as long
default['255min'] = "#{4294967295 - (node['ipaddress'].split('.').inject(0) {|t,v| (t << 8 ) + v.to_i}) }"
# ip last octet
default['oct4'] = "#{node['ipaddress'].split('.')[-1] }"
# 255 - ip last octet
default['255oct4'] = "#{255 - (node['ipaddress'].split('.')[-1].to_i) }"
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