Class: ActiveStorage::Service::BackblazeService

Inherits:
ActiveStorage::Service
  • Object
show all
Defined in:
lib/active_storage/service/backblaze_service.rb

Instance Method Summary collapse

Constructor Details

#initialize(key_id:, key_token:, bucket_name:, bucket_id:) ⇒ BackblazeService

Returns a new instance of BackblazeService.



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# File 'lib/active_storage/service/backblaze_service.rb', line 4

def initialize(key_id:, key_token:, bucket_name:, bucket_id:)
  @key_id = key_id
  @key_token = key_token
  @bucket_name = bucket_name
  @bucket_id = bucket_id
  @connection = Fog::Storage.new(
    provider: 'backblaze',
    b2_key_id: @key_id,
    b2_key_token: @key_token,
    b2_bucket_name: @bucket_name,
    b2_bucket_id: @bucket_id,
    logger: Rails.logger
  )
end

Instance Method Details

#delete(key) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 47

def delete(key)
  instrument :delete, { key: key } do
    begin
      @connection.delete_object(@bucket_name, key)
    rescue => e
      false
    end
  end
end

#delete_prefixed(prefix) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 57

def delete_prefixed(prefix)
  delete(prefix)
end

#download(key, &block) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 33

def download(key, &block)
  if block_given?
    instrument :streaming_download, { key: key } do
      stream(key, &block)
    end
  else
    instrument :download, { key: key } do
      resp = @connection.get_object(@bucket_name, key)
      io = StringIO.new(resp.body)
      io
    end
  end
end

#exist?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_storage/service/backblaze_service.rb', line 61

def exist?(key)
  instrument :exist, { key: key } do |payload|
    answer = false
    begin
      @connection.head_object(@bucket_name, key)
      answer = true
    rescue => e
    end
    payload[:exist] = answer
    answer
  end
end

#headers_for_direct_upload(key, content_type:, checksum:, content_length:, **options) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 92

def headers_for_direct_upload(key, content_type:, checksum:, content_length:, **options)
  result = @connection.b2_get_upload_url(@bucket_name)
  { 'Authorization' => result["authorizationToken"], 'X-Bz-File-Name' => key, 'Content-Type' => content_type, 'Content-Length' => content_length, 'X-Bz-Content-Sha1' => 'do_not_verify' }
end

#upload(key, io, checksum: nil, **options) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 19

def upload(key, io, checksum: nil, **options)
  instrument :upload, { key: key, checksum: checksum } do
    begin
      io.binmode
      io.rewind
      @connection.put_object(@bucket_name, key, io.read)
    rescue => e
      puts "ERROR - 101"
      puts e.inspect
      raise ActiveStorage::IntegrityError
    end
  end
end

#url(key, expires_in:, disposition:, filename:, **options) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 74

def url(key, expires_in:, disposition:, filename:, **options)
  instrument :url, {key: key} do |payload|
    url = @connection.get_public_object_url(@bucket_name, key)
    payload[:url] = url

    url
  end
end

#url_for_direct_upload(key, expires_in:, content_type:, content_length:, checksum:) ⇒ Object 



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# File 'lib/active_storage/service/backblaze_service.rb', line 83

def url_for_direct_upload(key, expires_in:, content_type:, content_length:, checksum:)
  instrument :url, { key: key} do |payload|
    result = @connection.b2_get_upload_url(@bucket_name)
    url = result["uploadUrl"]
    payload[:url] = url
    url
  end
end