wehub-resource-sync
680845cb1c
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70 lines
2.6 KiB
Swift
70 lines
2.6 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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import AsyncHTTPClient
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import Foundation
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import NIOHTTP1
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extension RegistryClient {
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/// `RegistryClient` errors.
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public enum Error: Swift.Error, CustomStringConvertible {
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case invalidStatus(url: String, HTTPResponseStatus, reason: String? = nil)
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/// Description of the errors.
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public var description: String {
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switch self {
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case .invalidStatus(let u, let response, let reason):
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return "HTTP request to \(u) failed with response: \(response.description). Reason: \(reason ?? "Unknown")"
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}
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}
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}
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/// The container registry typically returns actionable failure reasons in the response body
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/// of the failing HTTP Request. This type models the structure of the error message.
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/// Reference: https://distribution.github.io/distribution/spec/api/#errors
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internal struct ErrorResponse: Codable {
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let errors: [RemoteError]
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internal struct RemoteError: Codable {
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let code: String
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let message: String
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let detail: String?
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}
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internal static func fromResponseBody(_ body: HTTPClientResponse.Body) async -> ErrorResponse? {
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guard var buffer = try? await body.collect(upTo: Int(1.mib())) else {
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return nil
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}
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guard let bytes = buffer.readBytes(length: buffer.readableBytes) else {
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return nil
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}
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let data = Data(bytes)
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guard let jsonError = try? JSONDecoder().decode(ErrorResponse.self, from: data) else {
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return nil
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}
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return jsonError
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}
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public var jsonString: String {
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let data = try? JSONEncoder().encode(self)
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guard let data else {
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return "{}"
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}
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return String(data: data, encoding: .utf8) ?? "{}"
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}
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}
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}
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