cd68714393
To avoid the exception: NoMethodError: undefined method `perform' for nil:NilClass .../vendor/bundle/ruby/2.6.0/gems/strong_migrations-0.4.1/lib/strong_migrations/migration.rb:14:in `method_missing' .../vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/migration.rb:604:in `method_missing' .../db/migrate/20170918125918_ids_to_bigints.rb:69:in `<class:IdsToBigints>' .../db/migrate/20170918125918_ids_to_bigints.rb:3:in `<top (required)>'
120 lines
3.8 KiB
Ruby
120 lines
3.8 KiB
Ruby
require Rails.root.join('lib', 'mastodon', 'migration_helpers')
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class IdsToBigints < ActiveRecord::Migration[5.1]
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include Mastodon::MigrationHelpers
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disable_ddl_transaction!
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def migrate_columns(to_type)
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included_columns = [
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[:account_domain_blocks, :account_id],
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[:account_domain_blocks, :id],
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[:accounts, :id],
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[:blocks, :account_id],
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[:blocks, :id],
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[:blocks, :target_account_id],
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[:conversation_mutes, :account_id],
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[:conversation_mutes, :id],
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[:domain_blocks, :id],
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[:favourites, :account_id],
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[:favourites, :id],
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[:favourites, :status_id],
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[:follow_requests, :account_id],
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[:follow_requests, :id],
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[:follow_requests, :target_account_id],
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[:follows, :account_id],
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[:follows, :id],
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[:follows, :target_account_id],
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[:imports, :account_id],
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[:imports, :id],
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[:media_attachments, :account_id],
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[:media_attachments, :id],
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[:mentions, :account_id],
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[:mentions, :id],
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[:mutes, :account_id],
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[:mutes, :id],
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[:mutes, :target_account_id],
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[:notifications, :account_id],
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[:notifications, :from_account_id],
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[:notifications, :id],
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[:oauth_access_grants, :application_id],
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[:oauth_access_grants, :id],
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[:oauth_access_grants, :resource_owner_id],
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[:oauth_access_tokens, :application_id],
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[:oauth_access_tokens, :id],
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[:oauth_access_tokens, :resource_owner_id],
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[:oauth_applications, :id],
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[:oauth_applications, :owner_id],
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[:reports, :account_id],
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[:reports, :action_taken_by_account_id],
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[:reports, :id],
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[:reports, :target_account_id],
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[:session_activations, :access_token_id],
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[:session_activations, :user_id],
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[:session_activations, :web_push_subscription_id],
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[:settings, :id],
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[:settings, :thing_id],
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[:statuses, :account_id],
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[:statuses, :application_id],
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[:statuses, :in_reply_to_account_id],
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[:stream_entries, :account_id],
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[:stream_entries, :id],
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[:subscriptions, :account_id],
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[:subscriptions, :id],
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[:tags, :id],
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[:users, :account_id],
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[:users, :id],
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[:web_settings, :id],
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[:web_settings, :user_id],
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]
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included_columns << [:deprecated_preview_cards, :id] if table_exists?(:deprecated_preview_cards)
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# Print out a warning that this will probably take a while.
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say ''
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say 'WARNING: This migration may take a *long* time for large instances'
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say 'It will *not* lock tables for any significant time, but it may run'
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say 'for a very long time. We will pause for 10 seconds to allow you to'
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say 'interrupt this migration if you are not ready.'
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say ''
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say 'This migration has some sections that can be safely interrupted'
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say 'and restarted later, and will tell you when those are occurring.'
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say ''
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say 'For more information, see https://github.com/tootsuite/mastodon/pull/5088'
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10.downto(1) do |i|
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say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
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sleep 1
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end
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tables = included_columns.map(&:first).uniq
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table_sizes = {}
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# Sort tables by their size
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tables.each do |table|
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table_sizes[table] = estimate_rows_in_table(table)
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end
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ordered_columns = included_columns.sort_by do |col_parts|
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[-table_sizes[col_parts.first], col_parts.last]
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end
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ordered_columns.each do |column_parts|
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table, column = column_parts
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# Skip this if we're resuming and already did this one.
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next if column_for(table, column).sql_type == to_type.to_s
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change_column_type_concurrently table, column, to_type
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cleanup_concurrent_column_type_change table, column
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end
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end
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def up
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migrate_columns(:bigint)
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end
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def down
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migrate_columns(:integer)
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end
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end
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