49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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class CreateDigestUnsubscribeKeys < ActiveRecord::Migration[4.2]
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def up
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create_table :digest_unsubscribe_keys, id: false do |t|
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t.string :key, limit: 64, null: false
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t.integer :user_id, null: false
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t.timestamps null: false
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end
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execute "ALTER TABLE digest_unsubscribe_keys ADD PRIMARY KEY (key)"
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add_index :digest_unsubscribe_keys, :created_at
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migrate_redis_keys
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end
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# It is slightly odd to migrate from redis to postgres; I imagine a lot
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# could fail, so if anything does we just rescue
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def migrate_redis_keys
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return if Rails.env.test?
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temp_keys = Discourse.redis.keys("temporary_key:*")
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if temp_keys.present?
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temp_keys.map! do |key|
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user_id = Discourse.redis.get(key).to_i
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ttl = Discourse.redis.ttl(key).to_i
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if ttl > 0
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ttl = "'#{ttl.seconds.ago.strftime("%Y-%m-%d %H:%M:%S")}'"
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else
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ttl = "CURRENT_TIMESTAMP"
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end
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Discourse.redis.del(key)
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key.gsub!("temporary_key:", "")
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user_id ? "('#{key}', #{user_id}, #{ttl}, #{ttl})" : nil
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end
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temp_keys.compact!
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if temp_keys.present?
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execute "INSERT INTO digest_unsubscribe_keys (key, user_id, created_at, updated_at) VALUES #{temp_keys.join(", ")}"
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end
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end
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rescue StandardError
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# If anything goes wrong, continue with other migrations
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end
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def down
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drop_table :digest_unsubscribe_keys
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end
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end
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