75 lines
2.6 KiB
Swift
75 lines
2.6 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the SwiftNIO open source project
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//
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// Copyright (c) 2017-2018 Apple Inc. and the SwiftNIO project authors
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// Licensed under Apache License v2.0
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of SwiftNIO project authors
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// swift-tools-version:4.0
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//
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// swift-tools-version:4.0
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// SPDX-License-Identifier: Apache-2.0
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//
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//===----------------------------------------------------------------------===//
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#if canImport(Network)
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import NIO
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import NIOTransportServices
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import NIOHTTP1
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import Network
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final class HTTP1ClientHandler: ChannelInboundHandler {
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typealias OutboundOut = HTTPClientRequestPart
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typealias InboundIn = HTTPClientResponsePart
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func channelActive(context: ChannelHandlerContext) {
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var head = HTTPRequestHead(version: .init(major: 1, minor: 1), method: .GET, uri: "/get")
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head.headers.add(name: "Host", value: "httpbin.org")
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head.headers.add(name: "User-Agent", value: "SwiftNIO")
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context.write(self.wrapOutboundOut(.head(head)), promise: nil)
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context.writeAndFlush(self.wrapOutboundOut(.end(nil)), promise: nil)
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print("Connected to \(context.channel.remoteAddress!) from \(context.channel.localAddress!)")
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}
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func channelRead(context: ChannelHandlerContext, data: NIOAny) {
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let part = self.unwrapInboundIn(data)
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switch part {
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case .head(let head):
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self.printResponseHead(head)
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case .body(let b):
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print(b.getString(at: b.readerIndex, length: b.readableBytes)!, separator: "")
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case .end:
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// Print a newline.
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print("")
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context.close(promise: nil)
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}
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}
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private func printResponseHead(_ head: HTTPResponseHead) {
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print("HTTP/\(head.version.major).\(head.version.minor) \(head.status.code) \(head.status.reasonPhrase)")
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for (name, value) in head.headers {
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print("\(name): \(value)")
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}
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print("")
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}
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}
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let group = NIOTSEventLoopGroup()
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let channel = try! NIOTSConnectionBootstrap(group: group)
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.connectTimeout(.hours(1))
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.channelOption(ChannelOptions.socket(IPPROTO_TCP, TCP_NODELAY), value: 1)
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.tlsOptions(NWProtocolTLS.Options())
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.channelInitializer { channel in
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channel.pipeline.addHTTPClientHandlers().flatMap {
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channel.pipeline.addHandler(HTTP1ClientHandler())
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}
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}.connect(host: "httpbin.org", port: 443).wait()
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// Wait for the request to complete
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try! channel.closeFuture.wait()
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#endif
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