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Progscon 2017: Serverless Architectures - Rafal Gancarz
The document discusses serverless architectures and their components, highlighting AWS services like Lambda, S3, API Gateway, DynamoDB, SNS, Kinesis, and SQS. It provides an overview of features, pricing, and example code snippets for various programming languages, showcasing how to implement functions across different AWS services. Additionally, it touches on security, monitoring, continuous delivery, and challenges associated with serverless development.
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Progscon 2017: Serverless Architectures - Rafal Gancarz
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- 2. @RafalGancarz Every Developer WOULDN’T BEGREAT IF I COULD JUST RUN MY CODE SOMEWHERE?
- 3. Rafal Gancarz Lead Consultant@ OpenCredo @RafalGancarz
- 4. (CC) Ray Sadler BUILDINGBLOCKS
- 5. @RafalGancarz AWS Lambda Java, C#,NodeJS, Python sync & async invocation 1 million invocations and 400k GB-s free per month $0.20 per 1 million requests and ~ $6.65 for 400k GB-s thereafter
- 6. @RafalGancarz Execution model event +context callback (err, data) (NodeJS) return value (Java, Python, C#)
- 7. @RafalGancarz Hello World (NodeJS) console.log(‘Loadingfunction’) exports.handler = (event, context, callback) => { // console.log(JSON.stringify(event)); // your logic goes here callback(null, 'Hello from Lambda’); // callback(new Error(‘something went wrong’)); };
- 8. @RafalGancarz Hello World (Python) from__future__ import print_function import json print('Loading function') def lambda_handler(event, context): print("Received event: " + json.dumps(event, indent=2)) // your logic goes here return “Hello from Lambda” #raise Exception('Something went wrong')
- 9. @RafalGancarz AWS S3 durable, available*and scalable functions as content processors 5 GB of storage and 15 GB of data transfer out to Internet each month for free $0.03 per TB/month and $0.09 per GB data transfer out to Internet * vast majority of the time
- 10. @RafalGancarz Image resizer S3 object S3bucket Lambda function upload notification put
- 11. @RafalGancarz AWS API Gateway security,caching, throttling functions as API implementations 1 million requests free per month $3.50 per 1 million requests and $0.09/GB (for the first 10 TB, then cheaper)
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- 13. @RafalGancarz AWS DynamoDB document andkey-value function as triggered procedures 25 GB of storage and 25 units of read capacity each month for free (~200k requests per month) $0.25 per GB/month and $0.0065 per hour for 10 units of write capacity (36k writes/hour) or 50 units of read capacity (180k reads/hour)
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- 15. @RafalGancarz AWS SNS pub-sub, pushnotifications functions as destinations 1m publishes, 1m mobile push notifications, 1k emails, 100k HTTP notifications and 1 GB of data transfer out each month for free $0.50 per 1m publishes, $0.60 per 1m HTTP notifications and $0.09 per GB data transfer out to the Internet
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- 17. @RafalGancarz AWS Kinesis Streams pub-sub,persistent functions as consumers no free tier $0.015 per shard/hour, $0.014 per 1m PUT payload units (25KB) + extended retention charges data transfer is free
- 18. @RafalGancarz AWS SQS point topoint messaging, persistent poll based API, functions need to consume messages explicitly 1m requests (API actions or messages) each month for free $0.40 per 1m requests (standard) or $0.50 per 1m requests (FIFO)
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- 20. @RafalGancarz Serverless Ecosystem (AWS) SES LEX Cloud Front Route53 KMS Cognito Step Functions Security Delivery Messaging Glacier RDS Redshift Elasti Cache Athena EMRES Storage&Analytics Artificial Intelligence Polly Rekognition Operations IoT Alexa Skills Internetof Things Other Cloud Trail Batch ECS EC2 Legend: no servers in sight servers visible servers visible (VPC)
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- 22. @RafalGancarz Beware of theMonolith
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- 24. @RafalGancarz Sync integration A B HTTPS(IAM/?) HTTPS (IAM)
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- 29. @RafalGancarz Build/deployment pipeline 1 checkout build(compile/transpile + execute unit tests) deploy to DEVELOPMENT environment + execute component/API tests deploy to TESTING environment + execute end to end tests deploy to STAGING environment + execute smoke tests deploy to PRODUCTION environment + execute smoke tests 2 3 4 5 6
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- 31. @RafalGancarz Code deployments ES 2015 +rollupjs.orgbabeljs.io apex.run
- 32. @RafalGancarz Testing Unit testing (local/CI) Acceptance testing (testenvironment) Smoke testing (post deployment) testing pyramid Component testing (dev environment)
- 33. @RafalGancarz Testing + + Unit testing(local + CI) + Acceptance/functional testing (AWS) + Smoke testing (AWS) + (mochajs.org) (chaijs.com) (sinonjs.org) (proxyquire)
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- 35. @RafalGancarz Security in depth AB team CI/CD IAM IAM STS IAM IAM / API KEY / STS / CUSTOM
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- 38. @RafalGancarz AWS CloudWatch scalable, managed real-timemonitoring metrics, logs, alarms, events
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- 40. @RafalGancarz CloudWatch Metrics retention: 1m(15 days), 5m (63 days), 1h (15 months) basic monitoring (1m/5m) is free 10 metrics and 1 million API requests for free each month $0.30 per metric/month for the first 10k metrics ($0.02 for metrics over 1M) $0.01 for 1000 API requests
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- 42. @RafalGancarz CloudWatch Alarms watches metricsover time can trigger a function via SNS 10 alarms per month for free $0.10 per alarm per month
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- 45. @RafalGancarz CloudWatch Logs ingests andstores application logs configurable retention period 5 GB data ingestion and 5 GB archived storage per month for free $0.5985 per GB ingested per month $0.0315 per GB archived per month
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- 48. @RafalGancarz Log Browsing log groupElastic Search function JSON Kibana Bunyan
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- 50. @RafalGancarz CloudWatch Events stores &streams application events $1 per 1 million custom events
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- 52. HEALTH CHECKS (CC) RosmarieVoegtli
- 53. @RafalGancarz Route53 Health Checks monitorsHTTP(S) endpoints 50 AWS endpoint checks per month for free $0.50 per health check per month $1 per feature (HTTPS, string matching, fast interval, latency) per month
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- 56. @RafalGancarz AWS X-Ray collects transactiontraces support for Lambda in preview 100k traces recorded and 1 million traces retrieved/scanned free per month $5 per 1 million traces recorded and $0.50 per 1 million traces retrieved/ scanned per month
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- 58. @RafalGancarz AWS CloudTrail audits allconsole, API, SDK activity first copy of management event free additional copies $2 per 100k events $0.10 per 100k data events
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- 62. @RafalGancarz Platform as aService (PaaS)
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- 65. @RafalGancarz Serverless ≠ FaaS Faas Serverless FaaS= Function as a Service
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- 82. THE FUTURE (CC) mattnortham
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- 87. (CC) Alan Turkus THANKYOU! QUESTIONS? @RafalGancarz