Building Microservice Architectures with Go - Yow! 2015

Presented at Yow! 2015 in Melbourne, Brisbane and Sydney
http://yowconference.com.au/

Transcript

1. Building Microservice Architectures with Go Matt Heath, Mondo #yow2015
2. @mattheath
6. monoliths traditional dev
16. ?
17. DATABASE APPLICATION
18. DATABASE APPLICATION
19. DATABASE DATABASES APPLICATION
20. DATABASE DATABASES APPLICATION SEARCH
21. DATABASE DATABASES APPLICATION CACHE SEARCH
22. DATABASE DATABASES APPLICATION CACHE SEARCH CAT GIFS
23. ALL HAIL THE MONOLITH
24. DO NOT WANT
25. DATABASE DATABASES APPLICATION CACHE SEARCH CAT GIFS
26. APPLICATION
29. Why Microservices at Mondo?
30. Single Responsibility Principle
31. Bounded Context
32. Well defined Interfaces
33. Composability
34. Why not start with Microservices?
35. LOAD BALANCER
36. LOAD BALANCER HTTP API & ROUTING LAYER
37. TRANSPORT LOAD BALANCER HTTP API & ROUTING LAYER
38. SERVICE SERVICE SERVICE TRANSPORT LOAD BALANCER HTTP API & ROUTING LAYER
39. SERVICE SERVICE SERVICE TRANSPORT DATABASE DATABASE DATABASE LOAD BALANCER HTTP API & ROUTING LAYER
40. SERVICE SERVICE SERVICE TRANSPORT DATABASE DATABASE DATABASE LOAD BALANCER DATACENTRE n HTTP API & ROUTING LAYER
41. SERVICE SERVICE SERVICE TRANSPORT DATABASE DATABASE DATABASE LOAD BALANCER HTTP API & ROUTING LAYER DATACENTRE n
43. Simple Static typing Static linking
44. Concurrency Interfaces
45. stdlib eg. Networking
46. Go Kit micro gRPC Kite
47. mondough/typhon mondough/mercury
48. LOAD BALANCER
49. LOAD BALANCER HTTP API & ROUTING LAYER
50. API SERVICE LOAD BALANCER HTTP API & ROUTING LAYER
51. /webhooks —-> Webhook API
52. WEBHOOK API LOAD BALANCER HTTP API & ROUTING LAYER
53. WEBHOOK API AUTH SERVICE WEBHOOK SERVICE LOAD BALANCER HTTP API & ROUTING LAYER
54. WEBHOOK API AUTH SERVICE WEBHOOK SERVICE LOAD BALANCER HTTP API & ROUTING LAYER DATABASE
55. WEBHOOK API AUTH SERVICE WEBHOOK SERVICE LOAD BALANCER HTTP API & ROUTING LAYER DATABASE DATABASE
56. API SERVICE SERVICE A SERVICE B LOAD BALANCER HTTP API & ROUTING LAYER DATABASE DATABASE EXTERNAL PROVIDER
57. Event Driven Architectures
58. API SERVICE SERVICE A SERVICE B LOAD BALANCER HTTP API & ROUTING LAYER
59. API SERVICE SERVICE A SERVICE B LOAD BALANCER HTTP API & ROUTING LAYER
60. API SERVICE SERVICE A SERVICE B LOAD BALANCER HTTP API & ROUTING LAYER SERVICE C SERVICE D E
61. API SERVICE SERVICE A SERVICE B LOAD BALANCER HTTP API & ROUTING LAYER SERVICE C SERVICE D G E F
62. ? ? ? LOAD BALANCER HTTP API & ROUTING LAYER ? ? ?? ? ? ? ? ? ? ?
63. SERVICE
64. Logic Handlers Storage SERVICE
65. mercury Logic Handlers Storage SERVICE
66. type Handler func(request) (response, error)
67. type Transport interface { ... }
68. type Transport interface { Listen(serviceName string, inbound chan<- request) error StopListening(serviceName string) bool Respond(req request, resp response) error Send(req request, timeout time.Duration) (response, error) ... }
69. type Transport interface { Listen(serviceName string, inbound chan<- request) error StopListening(serviceName string) bool Respond(req request, resp response) error Send(req request, timeout time.Duration) (response, error) ... }
70. mercury Logic Handlers Storage SERVICE
71. mercury Logic Handlers Storage libraries SERVICE
72. mercury Logic Handlers Storage libraries SERVICE Deployment Service Discovery Configuration Monitoring Authentication Authorisation Storage Circuit Breaking
75. Scratch Images
76. Statically Compiled
77. Root CA Certs
79. Dealing with Complexity
80. Testing
81. Load Failure Degradation
82. Monitoring
83. Monitor your Business Logic
84. ♥ customers
85. In-Band vs Out of Band
86. type Checker func() (error, map[string]string)
87. Distributed Tracing
88. api api api.customer api.customer service.customer service.customer
89. api api api.customer api.customer service.customer service.customer
90. 8096820c-3b7b-47ec-bce6-1c239252ab40
91. api api api.customer api.customer service.customer service.customer
92. api api api.customer api.customer service.customer service.customer
93. Context Propagation
94. package context type Context interface { Deadline() (deadline time.Time, ok bool) Done() <-chan struct{} Err() error Value(key interface{}) interface{} }
95. package context type Context interface { Deadline() (deadline time.Time, ok bool) Done() <-chan struct{} Err() error Value(key interface{}) interface{} }
96. api api api.customer api.customer service.customer service.customer
97. api api api.customer api.customer service.customer service.customer SEND RECV SEND RECV RECV SEND RECV SEND
98. mondough/phosphor
99. api api.customer service.customer SEND RECV SEND RECV RECV SEND RECV SEND phosphor
101. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
102. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
103. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
104. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
105. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
107. API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns API card-api card-processing cards transactions balance transaction-enrichment merchant feed-generator feed apns
111. Small Simple Easy to learn
112. Concurrency Interfaces Networking
113. Downsides?
114. Starting with Microservices?
115. #yow2015 Thanks! @mattheath @getmondo
116. ATM: Thomas Hawk
 Bank of Commerce: ABQ Museum Archives IBM System/360: IBM Absorbed: Saxbald Photography Orbital Ion Cannon: www.rom.ac Go Gopher: Renee French Control Room: NASA ATM Failure: George Redgrave Credits