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akira345/chk_duplicate_private_ip.rb

Last active February 8, 2016 03:45
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AWSでVPC/サブネット上でプライベートIPがぶつかっていないかチェックするメモ。AWS SDK for Ruby V1使用。動くRubyスクリプトではないので注意。
Raw
chk_duplicate_private_ip.rb
vpc_id = ""
subnet_id=""
private_ip = ""
#すでにローカルIPが使用されていないか？
ary_ips = []
ec2.client.describe_network_interfaces(filters: [{ name: "vpc-id",values: [vpc_id]},{name: "subnet-id",values: [subnet_id]}])[:network_interface_set].each {|d|
d[:private_ip_addresses_set].each {|dd|
ary_ips.push(dd[:private_ip_address])
}
}
if ary_ips.include?(private_ip)
pp "Duplicate Private IP!!"
end
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