めんどくさいWebSocketサーバを楽にしたい

1. 1
Real-time Chat Backend
on AWS IoT
AmazonWeb Services Solutions Architect
Akihiro Tsukada @akitsukada

2. 2
Who am I
• @akitsukada
• AWS Startup Solutions Architect
• Mobile Ninja #3

3. 3
Real-time Chat System
• WebSocket ? Polling ?
• Scalability ?
• Architecture ?

4. 4
Dispatcher pattern
http://www.slideshare.net/AmazonWebServicesJapan/socket-15753751

5. 5
Dispatcher pattern is scalable and extensible
But complex…

6. 6
AWS IoT
provides managed WebSocket
( on JavaScript/iOS SDK )
Demo
http://j.mp/mogumogu_websocket

7. 7
Simple, Scalable, Extensible
client
mobile
client

8. 8
Simple, Scalable, Extensible
client
mobile
client
Amazon
Cognito
// <iOS>
// Connect to Cognito
func application(application: UIApplication, didFinishLaunchingWithOptions
launchOptions: [NSObject: AnyObject]?) -> Bool {
AWSLogger.defaultLogger().logLevel = .Verbose
// Initialize AWS
let credentialsProvider = AWSCognitoCredentialsProvider(
regionType: .APNortheast1,
identityPoolId: CognitoIdentityPoolIdForTokyo)
let configuration = AWSServiceConfiguration(
region: .APNortheast1,
credentialsProvider: credentialsProvider)
AWSServiceManager.defaultServiceManager().defaultServiceConfiguration
= configuration
return true
}

9. 9
AWS IoT
Simple, Scalable, Extensible
IoT
topic
client
mobile
client
Amazon
Cognito
// Subscribe to Topic
iotDataManager.connectUsingWebSocketWithClientId(NSUUID().UUIDSt
ring, cleanSession: true) { (mqttStatus:AWSIoTMQTTStatus) ->
Void in
switch mqttStatus {
case .Connected:
self.iotDataManager.subscribeToTopic(
TopicName,
qos: 0,
messageCallback:
{ (data:NSData!) -> Void in
// received!
}
)
default:
print(mqttStatus.rawValue)
}
}
// Send message
iotDataManager.publishString(textField.text, onTopic: TopicName)

10. 10
AWS IoT
Simple, Scalable, Extensible
IoT
topic
client
mobile
client
Amazon
Cognito
IoT
rule
Rule
Actions
ex)
SELECT *
FROM 'Test/Topic’
WHERE temperature > 75

11. 11
AWS IoT
Simple, Scalable, Extensible
IoT
topic
client
mobile
client
Amazon
Cognito
IoT
rule
Amazon
DynamoDB
Amazon
CloudWatch
AWS
Lambda
Amazon
S3
Amazon
Kinesis
Amazon
SQS
Amazon
SNS
alarm
Amazon
Elasticsearch
Service
Rule
Actions
ex)
SELECT *
FROM 'Test/Topic’
WHERE temperature > 75
IoT
topic

12. 12
AWS IoT
Simple, Scalable, Extensible
IoT
topic
client
mobile
client
Amazon
Cognito
IoT
rule
Amazon
DynamoDB
Amazon
CloudWatch
AWS
Lambda
Amazon
S3
Amazon
Kinesis
Amazon
SQS
Amazon
SNS
alarm
Amazon
Elasticsearch
Service
Rule
Actions
ex)
SELECT *
FROM 'Test/Topic’
WHERE temperature > 75
Mobile Push
IoT
topic

13. 13
Simple,Scalable, Extensible

14. 14
One more thing…

15. 15
http://www.slideshare.net/AmazonWebServicesJapan/aws-summit-chicago-2016
Over 10 new features @ AWS Summit Chicago !!

16. 16
Thanks !!
AmazonWeb Services Solutions Architect
Akihiro Tsukada @akitsukada