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Server-Side Swift
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Simone Civetta
November 09, 2016
Programming
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Server-Side Swift
Talk given in French during XebiCon 2016.
Simone Civetta
November 09, 2016
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Transcript
1
Salut 2
Simone Civetta 3
Je suis un développeur iOS 4
6 ans 5
6
3,5 ans 7
8
9
10
11
12
13
Enfin... 14
Plan ➀ Les Origines ➁ État de l'art ➂ Pourquoi
l'utiliser ? ➃ Swift Server dans la vraie vie ➄ Évolutions 15
1. Les origines 16
17
18
Pourquoi Open Source ? 19
20
21
22
23
24
2. État de l'art 25
Swift 3 26
1.0 27
1.1 28
1.2 29
2.0 30
2.1 31
2.2 32
2.3 33
Swift 3 34
1 version tous les 3,42 mois 35
Un langage complet 36
37
38
39
40
41
Bibliothèques tierces 42
Bibliothèques tierces stables 43
44
45
46
Bibliothèques C 47
Frameworks Web 48
49
50
51
52
53
Swift Package Manager 54
SPM swift package init swift package fetch swift package update
swift package generate-xcodeproj 55
Swift Package Catalog 56
57
58
59
Quelques images Docker ☞ swiftdocker/swift/ ☞ ibmcom/kitura-ubuntu/ ☞ zewo/todobackend/ 60
Qualité du code 61
62
63
64
65
Metriques de qualité Pour en savoir plus... speakerdeck.com/viteinfinite/be-the-quality-you-want-to-see-in- your-app-swift-edition 66
67
68
Enfin... 69
3. Pourquoi l'utiliser ? 70
Développement actif 71
72
73
74
75
76
77
Performance 78
Performance 79
Performance 80
Memory Source: http://benchmarksgame.alioth.debian.org 81
Applications isomorphes 82
4. Dans la vraie vie 83
84
85
86
Package.swift import PackageDescription let package = Package( name: "xebicon", dependencies:
[ .Package(url: "https://github.com/IBM-Swift/Kitura.git", majorVersion: 1, minor: 0), .Package(url: "https://github.com/feinstruktur/CRabbitMQ", majorVersion: 1) ]) 87
Serveur HTTP import Kitura let router = Router() router.post("/vote/station", handler:
{ request, response, next in do { try processVoteRequest(request) } catch { debugPrint(error) response.send(status: .badRequest) } next() }) Kitura.addHTTPServer(onPort: 8080, with: router) Kitura.run() 88
Build $ swift build Linking CHTTPParser Compile Swift Module 'Socket'
(3 sources) Compile Swift Module 'HeliumLogger' (1 sources) Compile Swift Module 'SwiftyJSON' (2 sources) Compile Swift Module 'SSLService' (1 sources) Compile Swift Module 'KituraNet' (29 sources) Compile Swift Module 'Kitura' (40 sources) Compile Swift Module 'xebicon' (12 sources) Linking ./.build/debug/xebicon 89
Bilbliothèques C func publish(message: String, exchange: String, key: String) throws
{ guard let connection = self.connection else { throw AMQPConnectorError.notConnected } amqp_basic_publish(connection, Constants.defaultChannel, amqp_cstring_bytes(exchange), amqp_cstring_bytes(key), 0, 0, nil, amqp_cstring_bytes(message)) } 90
Tests func testPostVote() { let router = HTTPController().router performServerTest(router) {
expectation in self.performRequest("post", path: "vote/station", requestModifier: { request in request.write(from: "{" + "\"trainId\": 1," + "\"media\": \"MOBILE\"," + "\"userId\": \"23de45f\"" + "}") }) { response in XCTAssertEqual(response!.statusCode, HTTPStatusCode.OK) expectation.fulfill() } } } 91
92
Tout s'est bien passé™ 93
Enfin... 94
95
96
97
98
Cross platform #if os(Linux) import Glibc #else import Darwin #endif
99
Swift Build 100
Swift Package Manager Mess swift package generate-xcodeproj 101
Tester c'est linker Undefined symbols for architecture x86_64: "test2.test2.init ()
-> test2.test2", referenced from: test2Tests.test2Tests.(testExample () -> ()). (implicit closure #1) in test2Tests.o ld: symbol(s) not found for architecture x86_64 clang: error: linker command failed with exit code 1 102
5. Évolutions 103
Encore plus de Frameworks 104
Encore plus de APIs Swift 105
106
107
Peut-on le déployer en prod ? 108
Oui ! 109
Enfin... 110
Merci ! 111
Simone Civetta 112
Je suis un développeur iOS 113
Je suis un développeur Back 114
Enfin... 115
116