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|
# frozen_string_literal: true
require 'faraday'
require 'faraday_middleware'
require 'digest'
module ContainerRegistry
class BaseClient
DOCKER_DISTRIBUTION_MANIFEST_V2_TYPE = 'application/vnd.docker.distribution.manifest.v2+json'
DOCKER_DISTRIBUTION_MANIFEST_LIST_V2_TYPE = 'application/vnd.docker.distribution.manifest.list.v2+json'
OCI_DISTRIBUTION_INDEX_TYPE = 'application/vnd.oci.image.index.v1+json'
OCI_MANIFEST_V1_TYPE = 'application/vnd.oci.image.manifest.v1+json'
CONTAINER_IMAGE_V1_TYPE = 'application/vnd.docker.container.image.v1+json'
ACCEPTED_TYPES = [DOCKER_DISTRIBUTION_MANIFEST_V2_TYPE, OCI_MANIFEST_V1_TYPE].freeze
ACCEPTED_TYPES_RAW = [DOCKER_DISTRIBUTION_MANIFEST_V2_TYPE, OCI_MANIFEST_V1_TYPE, DOCKER_DISTRIBUTION_MANIFEST_LIST_V2_TYPE, OCI_DISTRIBUTION_INDEX_TYPE].freeze
RETRY_EXCEPTIONS = [Faraday::Request::Retry::DEFAULT_EXCEPTIONS, Faraday::ConnectionFailed].flatten.freeze
RETRY_OPTIONS = {
max: 1,
interval: 5,
exceptions: RETRY_EXCEPTIONS
}.freeze
ERROR_CALLBACK_OPTIONS = {
callback: -> (env, exception) do
Gitlab::ErrorTracking.log_exception(
exception,
class: name,
url: env[:url]
)
end
}.freeze
class << self
private
def with_dummy_client(return_value_if_disabled: nil, token_config: { type: :full_access_token, path: nil })
registry_config = Gitlab.config.registry
unless registry_config.enabled && registry_config.api_url.present?
return return_value_if_disabled
end
yield new(registry_config.api_url, token: token_from(token_config))
end
def token_from(config)
case config[:type]
when :full_access_token
Auth::ContainerRegistryAuthenticationService.access_token({})
when :nested_repositories_token
return unless config[:path]
Auth::ContainerRegistryAuthenticationService.pull_nested_repositories_access_token(config[:path])
when :push_pull_nested_repositories_token
return unless config[:path]
Auth::ContainerRegistryAuthenticationService.push_pull_nested_repositories_access_token(config[:path])
end
end
end
def initialize(base_uri, options = {})
@base_uri = base_uri
@options = options
end
private
def faraday(timeout_enabled: true)
@faraday ||= faraday_base(timeout_enabled: timeout_enabled) do |conn|
initialize_connection(conn, @options, &method(:configure_connection))
end
end
def faraday_base(timeout_enabled: true, &block)
request_options = timeout_enabled ? Gitlab::HTTP::DEFAULT_TIMEOUT_OPTIONS : nil
Faraday.new(
@base_uri,
headers: { user_agent: "GitLab/#{Gitlab::VERSION}" },
request: request_options,
&block
)
end
def initialize_connection(conn, options)
conn.request :json
if options[:user] && options[:password]
conn.request(:basic_auth, options[:user].to_s, options[:password].to_s)
elsif options[:token]
conn.request(:authorization, :bearer, options[:token].to_s)
end
yield(conn) if block_given?
conn.request(:retry, RETRY_OPTIONS)
conn.request(:gitlab_error_callback, ERROR_CALLBACK_OPTIONS)
conn.adapter :net_http
end
def response_body(response)
response.body if response && response.success?
end
def configure_connection(conn)
conn.headers['Accept'] = ACCEPTED_TYPES
conn.response :json, content_type: 'application/json'
conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+prettyjws'
conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+json'
conn.response :json, content_type: DOCKER_DISTRIBUTION_MANIFEST_V2_TYPE
conn.response :json, content_type: OCI_MANIFEST_V1_TYPE
conn.response :json, content_type: OCI_DISTRIBUTION_INDEX_TYPE
end
def delete_if_exists(path)
result = faraday.delete(path)
result.success? || result.status == 404
end
end
end
|
