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Refactor how Redis locks are created (#18400)

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* Refactor how Redis locks are created

* Fix autorelease duration on account deletion lock
This commit is contained in:
Eugen Rochko 2022-05-13 00:02:35 +02:00 • committed by GitHub
parent 12535568f7
commit 6cf57c6765
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16 changed files with 112 additions and 179 deletions
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29
app/services/activitypub/process_account_service.rb
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@ -4,6 +4,7 @@ class ActivityPub::ProcessAccountService < BaseService
include JsonLdHelper
include DomainControlHelper
include Redisable
include Lockable
# Should be called with confirmed valid JSON
# and WebFinger-resolved username and domain
@ -17,22 +18,18 @@ class ActivityPub::ProcessAccountService < BaseService
@domain = domain
@collections = {}
RedisLock.acquire(lock_options) do |lock|
if lock.acquired?
@account = Account.remote.find_by(uri: @uri) if @options[:only_key]
@account ||= Account.find_remote(@username, @domain)
@old_public_key = @account&.public_key
@old_protocol = @account&.protocol
@suspension_changed = false
with_lock("process_account:#{@uri}") do
@account = Account.remote.find_by(uri: @uri) if @options[:only_key]
@account ||= Account.find_remote(@username, @domain)
@old_public_key = @account&.public_key
@old_protocol = @account&.protocol
@suspension_changed = false
create_account if @account.nil?
update_account
process_tags
create_account if @account.nil?
update_account
process_tags
process_duplicate_accounts! if @options[:verified_webfinger]
else
raise Mastodon::RaceConditionError
end
process_duplicate_accounts! if @options[:verified_webfinger]
end
return if @account.nil?
@ -289,10 +286,6 @@ class ActivityPub::ProcessAccountService < BaseService
!@old_protocol.nil? && @old_protocol != @account.protocol
end
def lock_options
{ redis: redis, key: "process_account:#{@uri}", autorelease: 15.minutes.seconds }
end
def process_tags
return if @json['tag'].blank?