121 lines
2.7 KiB
Ruby
121 lines
2.7 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
# The PoolRepository model is the database equivalent of an ObjectPool for Gitaly
|
|
# That is; PoolRepository is the record in the database, ObjectPool is the
|
|
# repository on disk
|
|
class PoolRepository < ApplicationRecord
|
|
include Shardable
|
|
include AfterCommitQueue
|
|
|
|
belongs_to :source_project, class_name: 'Project'
|
|
validates :source_project, presence: true
|
|
|
|
has_many :member_projects, class_name: 'Project'
|
|
|
|
after_create :correct_disk_path
|
|
|
|
state_machine :state, initial: :none do
|
|
state :scheduled
|
|
state :ready
|
|
state :failed
|
|
state :obsolete
|
|
|
|
event :schedule do
|
|
transition none: :scheduled
|
|
end
|
|
|
|
event :mark_ready do
|
|
transition [:scheduled, :failed] => :ready
|
|
end
|
|
|
|
event :mark_failed do
|
|
transition all => :failed
|
|
end
|
|
|
|
event :mark_obsolete do
|
|
transition all => :obsolete
|
|
end
|
|
|
|
state all - [:ready] do
|
|
def joinable?
|
|
false
|
|
end
|
|
end
|
|
|
|
state :ready do
|
|
def joinable?
|
|
true
|
|
end
|
|
end
|
|
|
|
after_transition none: :scheduled do |pool, _|
|
|
pool.run_after_commit do
|
|
::ObjectPool::CreateWorker.perform_async(pool.id)
|
|
end
|
|
end
|
|
|
|
after_transition scheduled: :ready do |pool, _|
|
|
pool.run_after_commit do
|
|
::ObjectPool::ScheduleJoinWorker.perform_async(pool.id)
|
|
end
|
|
end
|
|
|
|
after_transition any => :obsolete do |pool, _|
|
|
pool.run_after_commit do
|
|
::ObjectPool::DestroyWorker.perform_async(pool.id)
|
|
end
|
|
end
|
|
end
|
|
|
|
def create_object_pool
|
|
object_pool.create
|
|
end
|
|
|
|
# The members of the pool should have fetched the missing objects to their own
|
|
# objects directory. If the caller fails to do so, data loss might occur
|
|
def delete_object_pool
|
|
object_pool.delete
|
|
end
|
|
|
|
def link_repository(repository)
|
|
object_pool.link(repository.raw)
|
|
end
|
|
|
|
def unlink_repository(repository, disconnect: true)
|
|
repository.disconnect_alternates if disconnect
|
|
|
|
if member_projects.where.not(id: repository.project.id).exists?
|
|
true
|
|
else
|
|
mark_obsolete
|
|
end
|
|
end
|
|
|
|
def object_pool
|
|
@object_pool ||= Gitlab::Git::ObjectPool.new(
|
|
shard.name,
|
|
disk_path + '.git',
|
|
source_project.repository.raw,
|
|
source_project.full_path
|
|
)
|
|
end
|
|
|
|
def inspect
|
|
source = source_project ? source_project.full_path : 'nil'
|
|
"#<#{self.class.name} id:#{id} state:#{state} disk_path:#{disk_path} source_project: #{source}>"
|
|
end
|
|
|
|
private
|
|
|
|
def correct_disk_path
|
|
update!(disk_path: storage.disk_path)
|
|
end
|
|
|
|
def storage
|
|
Storage::Hashed
|
|
.new(self, prefix: Storage::Hashed::POOL_PATH_PREFIX)
|
|
end
|
|
end
|
|
|
|
PoolRepository.prepend_mod_with('PoolRepository')
|