Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
LEVELUP 2015 - Enterprise software schaalbaar m...
Search
Michiel Overeem
November 26, 2015
Technology
0
290
LEVELUP 2015 - Enterprise software schaalbaar maken met Service Fabric
hoe AFAS zijn next gen ERP platform ontwikkelt
Michiel Overeem
November 26, 2015
Tweet
Share
More Decks by Michiel Overeem
See All by Michiel Overeem
Reminiscing a crazy journey: building an event sourced ERP system
overeemm
0
150
EventSourcing.Live 2021 - A system with thousands of event types
overeemm
0
360
EventSourcing.Live 2021 - Event system evolution - A Scientific Study on Event Sourcing, Lessons from Industry
overeemm
0
340
DDDVienna - 103 years of event sourcing experience
overeemm
0
440
DDDVienna - Applying event sourcing and CQRS in a large ERP system
overeemm
1
1.3k
Landelijk Architectuur Congres - The dark side of event sourcing: managing data conversion
overeemm
0
370
Dutch .NET Group Meetup - Building an event sourced system in .NET
overeemm
0
510
Drukwerkdeal.nl Developer Meetup - Event Sourcing After Launch
overeemm
0
270
DDDEurope 2018 - Event Sourcing After Launch
overeemm
5
2.5k
Other Decks in Technology
See All in Technology
IPA&AWSダブル全冠が明かす、人生を変えた勉強法のすべて
iwamot
PRO
2
130
How Do I Contact HP Printer Support? [Full 2025 Guide for U.S. Businesses]
harrry1211
0
120
freeeのアクセシビリティの現在地 / freee's Current Position on Accessibility
ymrl
2
190
OPENLOGI Company Profile
hr01
0
67k
事業成長の裏側:エンジニア組織と開発生産性の進化 / 20250703 Rinto Ikenoue
shift_evolve
PRO
2
21k
What’s new in Android development tools
yanzm
0
310
Delegating the chores of authenticating users to Keycloak
ahus1
0
140
生成AI開発案件におけるClineの業務活用事例とTips
shinya337
0
260
第4回Snowflake 金融ユーザー会 Snowflake summit recap
tamaoki
1
280
Claude Code に プロジェクト管理やらせたみた
unson
6
4k
Enhancing SaaS Product Reliability and Release Velocity through Optimized Testing Approach
ropqa
1
230
タイミーのデータモデリング事例と今後のチャレンジ
ttccddtoki
6
2.4k
Featured
See All Featured
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
2.9k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
60k
Fireside Chat
paigeccino
37
3.5k
It's Worth the Effort
3n
185
28k
What's in a price? How to price your products and services
michaelherold
246
12k
Docker and Python
trallard
44
3.5k
Building a Scalable Design System with Sketch
lauravandoore
462
33k
Optimising Largest Contentful Paint
csswizardry
37
3.3k
Site-Speed That Sticks
csswizardry
10
690
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
950
Being A Developer After 40
akosma
90
590k
The Language of Interfaces
destraynor
158
25k
Transcript
Enterprise software schaalbaar maken met Service Fabric hoe AFAS zijn
next gen ERP platform ontwikkelt
360+ medewerkers (4 locaties) 10.000 klanten (bedrijven) 1.500.000 gebruikers 80
miljoen euro omzet (2014) AFAS Software
AFAS Profit Maandelijks 1.500.000 loonstroken HRM, CRM, financieel, order management,
project management, workflow, ...
AFAS Online 1780 cores, 25 TB RAM, 180 TB SSD
storage 10.000 concurrent RDP gebruikers 200.000 unieke gebruikers per maand 1.500.000 API calls per dag
Software kun je definiëren in plaats van programmeren.
Modelleer het bedrijf met zijn processen
Sla het model op in een definitie
Lees de definitie in een generator
Lever de resulterende applicatie uit
None
client command-systeem query-systeem event bus
Command public class CreateArticleCommand : Command { public Guid ArticleId
{ get; set; } public string Description { get; set; } public decimal Price { get; set; } } Event public class ArticleCreatedEvent : Event { public Guid ArticleId { get; set; } public string Description { get; set; } public decimal Price { get; set; } } Query public class GetArticleQuery : Query { public Guid ArticleId { get; set; } }
client query-systeem event bus command-systeem
AggregateRoot - Handle public void Handle(CreateArticleCommand command) { if(command.Price <=
0) { throw new CommandValidationException("Price should be greater than 0."); } if(string.IsNullOrEmpty(command.Description) || command.Description.Length > 20) { throw new CommandValidationException("Description is mandatory, " + "and cannot be longer than 20 characters."); } RaiseEvent(new ArticleCreatedEvent(command.ArticleId, command.Description, command.Price)); } AggregateRoot - Apply private void Apply(ArticleCreatedEvent @event) { _saleable = true; _price = @event.Price; }
client query-systeem event bus
CommandHandler private void Handle(CreateArticleCommand command) { Repository.ExecuteOn<ArticleAggregateRoot>(command.ArticleId, command); } AggregateRootRepository
- InMemory public virtual async Task ExecuteOn<T>(Guid aggregateId, Command command) where T: AggregateRoot { T aggregateRoot = LoadAggregateRoot<T>(aggregateId); aggregateRoot.Handle(command); await SaveAndDispatchEvents(aggregateRoot); }
1 3 7 4 8 2 8 6 5 1
3 1 4 6 2 7 6 5 4 8 3 7 2 5
“Actors are isolated, single-threaded components that encapsulate both state and
behavior.”
1 3 7 4 8 2 8 6 5 1
3 1 4 6 2 7 6 5 4 8 3 7 2 5
service systeem reliable collections communicatie actors service API service systeem
reliable collections communicatie service API
client query-systeem event bus
AggregateRootRepository - InMemory public virtual async Task ExecuteOn<T>(Guid aggregateId, Command
command) where T: AggregateRoot { T aggregateRoot = LoadAggregateRoot<T>(aggregateId); aggregateRoot.Handle(command); await SaveAndDispatchEvents(aggregateRoot); } AggregateRootRepository – Service Fabric public override async Task ExecuteOn<T>(Guid aggregateId, Command command) { var actor = ActorProxy.Create<IAggregateRootActor>(new ActorId(aggregateId), "App"); await actor.ExecuteOn(typeof(T).AssemblyQualifiedName, command.ToJson()); }
AggregateRootActor public async Task ExecuteOn(string aggregateRootType, string commandJson) { var
aggregateRoot = LoadAggregateRoot(aggregateRootType); var command = Deserialize(commandJson); aggregateRoot.Handle(command); await SaveAndDispatchEvents(aggregateRoot); }
één Stateless Actor Type Range partitions voor load balancing Actor
Id is het Id van de AggregateRoot
client command-systeem event bus query-systeem
QueryModelBuilder private void Handle(ArticleCreatedEvent @event) { Repository.Add(@event.ArticleId, new JObject( new
JProperty("Article", @event.ArticleId), new JProperty("Description", @event.Description), new JProperty("Price", @event.Price))); } QueryHandler private JObject Handle(GetArticleQuery query) { return Repository.Get(query.ArticleId); }
client command-systeem event bus
client command-systeem event bus
QueryModelBuilder Service public async Task Handle(string eventJson) { var queue
= await StateManager.GetOrAddAsync<IReliableQueue<string>>("qmbQueue"); using(ITransaction tx = StateManager.CreateTransaction()) { await queue.EnqueueAsync(tx, eventJson); await tx.CommitAsync(); } }
QueryModelBuilder Service protected override async Task RunAsync(CancellationToken cancellationToken) { var
queue = await StateManager.GetOrAddAsync<IReliableQueue<string>>("qmbQueue"); while(true) { using(ITransaction tx = StateManager.CreateTransaction()) { ConditionalResult<string> dequeueReply = await queue.TryDequeueAsync(tx); if(dequeueReply.HasValue) { string message = dequeueReply.Value; _queryModelBuilder.Handle(Deserialize(message)); await tx.CommitAsync(); } } } }
één Stateful Service Type Named partitions voor load balancing Partition
name is het type van de QueryModelBuilder
None
Voor vragen, discussie etc:
[email protected]
- @michielovereem - https://linkedin.com/in/movereem CQRS
+ Service Fabric • Sluit ontzettend goed aan bij onze architectuur. • Betrouwbaarheid, schaalbaarheid en onderhoudsgemak. • Portable cloud hosting is mogelijk. https://github.com/AFASSoftware/CQRS-Microservices