class ActiveStorage::Service::MirrorService
Wraps a set of mirror services and provides a single ActiveStorage::Service object that will all have
the files uploaded to them. A primary
service is designated to
answer calls to download
, exists?
, and
url
.
Attributes
mirrors[R]
primary[R]
Public Class Methods
new(primary:, mirrors:)
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# File lib/active_storage/service/mirror_service.rb, line 20 def initialize(primary:, mirrors:) @primary, @mirrors = primary, mirrors end
Public Instance Methods
delete(key)
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Delete the file at the key
on all services.
# File lib/active_storage/service/mirror_service.rb, line 33 def delete(key) perform_across_services :delete, key end
delete_prefixed(prefix)
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Delete files at keys starting with the prefix
on all services.
# File lib/active_storage/service/mirror_service.rb, line 38 def delete_prefixed(prefix) perform_across_services :delete_prefixed, prefix end
upload(key, io, checksum: nil)
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Upload the io
to the key
specified to all
services. If a checksum
is provided, all services will ensure
a match when the upload has completed or raise an ActiveStorage::IntegrityError.
# File lib/active_storage/service/mirror_service.rb, line 26 def upload(key, io, checksum: nil) each_service.collect do |service| service.upload key, io.tap(&:rewind), checksum: checksum end end
Private Instance Methods
each_service(&block)
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# File lib/active_storage/service/mirror_service.rb, line 43 def each_service(&block) [ primary, *mirrors ].each(&block) end
perform_across_services(method, *args)
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# File lib/active_storage/service/mirror_service.rb, line 47 def perform_across_services(method, *args) # FIXME: Convert to be threaded each_service.collect do |service| service.public_send method, *args end end