Move length value mapping to constant in ids to bigints migration (#29048)
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Matt Jankowski
GitHub
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1 changed files with 82 additions and 70 deletions
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@ -7,80 +7,73 @@ class IdsToBigints < ActiveRecord::Migration[5.1]
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include Mastodon::MigrationHelpers
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include Mastodon::MigrationWarning
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TABLE_COLUMN_MAPPING = [
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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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].freeze
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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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display_warning
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migration_duration_warning(<<~EXPLANATION)
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This migration has some sections that can be safely interrupted
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and restarted later, and will tell you when those are occurring.
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For more information, see https://github.com/mastodon/mastodon/pull/5088
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EXPLANATION
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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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@ -103,6 +96,25 @@ class IdsToBigints < ActiveRecord::Migration[5.1]
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end
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end
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def display_warning
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migration_duration_warning(<<~EXPLANATION)
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This migration has some sections that can be safely interrupted
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and restarted later, and will tell you when those are occurring.
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For more information, see https://github.com/mastodon/mastodon/pull/5088
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EXPLANATION
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end
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def tables
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included_columns.map(&:first).uniq
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end
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def included_columns
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TABLE_COLUMN_MAPPING.dup.tap do |included_columns|
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included_columns << [:deprecated_preview_cards, :id] if table_exists?(:deprecated_preview_cards)
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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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