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22 lines
487 B
Ruby
22 lines
487 B
Ruby
require 'ipaddr'
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class ChangeIpToInetInViews < ActiveRecord::Migration[4.2]
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def up
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table = :views
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add_column table, :ip_address, :inet
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execute "UPDATE views SET ip_address = inet(
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(ip >> 24 & 255) || '.' ||
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(ip >> 16 & 255) || '.' ||
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(ip >> 8 & 255) || '.' ||
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(ip >> 0 & 255)
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);"
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change_column table, :ip_address, :inet, null: false
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remove_column table, :ip
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end
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def down
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raise ActiveRecord::IrreversibleMigration
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end
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end
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