Capture minimum postgres version 12 (#27528)

th-new
Matt Jankowski 2023-10-26 16:35:15 -04:00 committed by GitHub
parent 2d8f759a34
commit 4aa05d45fc
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3 changed files with 7 additions and 60 deletions

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@ -67,7 +67,7 @@ Mastodon acts as an OAuth2 provider, so 3rd party apps can use the REST and Stre
### Requirements
- **PostgreSQL** 9.5+
- **PostgreSQL** 12+
- **Redis** 4+
- **Ruby** 2.7+
- **Node.js** 16+

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@ -1,4 +1,4 @@
# frozen_string_literal: true
StrongMigrations.start_after = 2017_09_24_022025
StrongMigrations.target_version = 10
StrongMigrations.target_version = 12

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@ -158,10 +158,8 @@ module Mastodon
'in the body of your migration class'
end
if supports_drop_index_concurrently?
options = options.merge({ algorithm: :concurrently })
disable_statement_timeout
end
options = options.merge({ algorithm: :concurrently })
disable_statement_timeout
remove_index(table_name, **options.merge({ column: column_name }))
end
@ -182,28 +180,12 @@ module Mastodon
'in the body of your migration class'
end
if supports_drop_index_concurrently?
options = options.merge({ algorithm: :concurrently })
disable_statement_timeout
end
options = options.merge({ algorithm: :concurrently })
disable_statement_timeout
remove_index(table_name, **options.merge({ name: index_name }))
end
# Only available on Postgresql >= 9.2
def supports_drop_index_concurrently?
version = select_one("SELECT current_setting('server_version_num') AS v")['v'].to_i
version >= 90_200
end
# Only available on Postgresql >= 11
def supports_add_column_with_default?
version = select_one("SELECT current_setting('server_version_num') AS v")['v'].to_i
version >= 110_000
end
# Adds a foreign key with only minimal locking on the tables involved.
#
# This method only requires minimal locking when using PostgreSQL. When
@ -420,42 +402,7 @@ module Mastodon
# This method can also take a block which is passed directly to the
# `update_column_in_batches` method.
def add_column_with_default(table, column, type, default:, limit: nil, allow_null: false, &block)
if supports_add_column_with_default?
add_column(table, column, type, default: default, limit: limit, null: allow_null)
return
end
if transaction_open?
raise 'add_column_with_default can not be run inside a transaction, ' \
'you can disable transactions by calling disable_ddl_transaction! ' \
'in the body of your migration class'
end
disable_statement_timeout
transaction do
if limit
add_column(table, column, type, default: nil, limit: limit)
else
add_column(table, column, type, default: nil)
end
# Changing the default before the update ensures any newly inserted
# rows already use the proper default value.
change_column_default(table, column, default)
end
begin
update_column_in_batches(table, column, default, &block)
change_column_null(table, column, false) unless allow_null
# We want to rescue _all_ exceptions here, even those that don't inherit
# from StandardError.
rescue Exception => error # rubocop: disable all
remove_column(table, column)
raise error
end
add_column(table, column, type, default: default, limit: limit, null: allow_null)
end
# Renames a column without requiring downtime.