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Fix interactive delays in database migrations with no TTY (#12969)

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Fix #12587
This commit is contained in:
Eugen Rochko 2020-01-27 11:04:42 +01:00 committed by GitHub
parent 10e209d8e0
commit 4363d06986
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 40 additions and 34 deletions
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28
db/migrate/20170918125918_ids_to_bigints.rb
View file

@ -70,20 +70,22 @@ class IdsToBigints < ActiveRecord::Migration[5.1]
included_columns << [:deprecated_preview_cards, :id] if table_exists?(:deprecated_preview_cards)
# Print out a warning that this will probably take a while.
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
say 'This migration has some sections that can be safely interrupted'
say 'and restarted later, and will tell you when those are occurring.'
say ''
say 'For more information, see https://github.com/tootsuite/mastodon/pull/5088'
if $stdout.isatty
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
say 'This migration has some sections that can be safely interrupted'
say 'and restarted later, and will tell you when those are occurring.'
say ''
say 'For more information, see https://github.com/tootsuite/mastodon/pull/5088'
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
end
end
tables = included_columns.map(&:first).uniq

26
db/migrate/20180528141303_fix_accounts_unique_index.rb
View file

@ -20,19 +20,21 @@ class FixAccountsUniqueIndex < ActiveRecord::Migration[5.2]
disable_ddl_transaction!
def up
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
say 'This migration will irreversibly delete user accounts with duplicate'
say 'usernames. You may use the `rake mastodon:maintenance:find_duplicate_usernames`'
say 'task to manually deal with such accounts before running this migration.'
if $stdout.isatty
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
say 'This migration will irreversibly delete user accounts with duplicate'
say 'usernames. You may use the `rake mastodon:maintenance:find_duplicate_usernames`'
say 'task to manually deal with such accounts before running this migration.'
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
end
end
duplicates = Account.connection.select_all('SELECT string_agg(id::text, \',\') AS ids FROM accounts GROUP BY lower(username), lower(domain) HAVING count(*) > 1').to_hash

20
db/migrate/20181024224956_migrate_account_conversations.rb
View file

@ -62,16 +62,18 @@ class MigrateAccountConversations < ActiveRecord::Migration[5.2]
end
def up
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
if $stdout.isatty
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
end
end
migrated = 0