1. A push notification server written in Go
1
Bo-Yi Wu
Mopcon @ 2017.10.28

2.  Why I create the Gorush Project?
 Detail implementation in Golang
 Testing and deploy Go project.
 Run Gorush in Kubernetes.
2

3.  Mediatek Engineer
 DevOps
 Golang, PHP, Node.js ..
 Some open source
 Gitea
 Gin
 Drone
 appleboy @GitHub
 appleboy @twitter
 appleboy @slideshare
 appleboy46 @facebook
3

4.  drone/drone
 go-gitea/gitea
 gin-gonic/gin
 appleboy/gorush
4

5.  drone/drone
 go-gitea/gitea
 gin-gonic/gin
 appleboy/gorush
5

6. https://mcs.mediatek.com/
6

7. Mediatek
Cloud
Sandbox
Trigger
Push
Email
hook
MQTT
TCP
HTTP
7

8. Mediatek
Cloud
Sandbox
Trigger
Push
Email
hook
MQTT
TCP
HTTP
8Forcus on Push notification

9. https://github.com/appleboy/gorush
9

10. A general push notification server
for smartphone application
10

11. Written in Go
Push requests to APNs and FCM
Simple HTTP APIs (JSON)
RPC Protocol (gRPC)
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12. Client
FCM
APN
s
Gorush
POST /push
JSON Body
HTTPS
APNs
Protocol
12

13.  System Requirement
 Good Performance
 High Concurrency
 Simple net/http Package
 Easy to Learn
13

14. https://github.com/golang/go/wiki/FromXToGo
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15. https://github.com/golangtw/jobs
15

16. 16

17. FCM
APNs
API Server
API Server
API Server
PUSH
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18. FCM
APNs
Worker
Worker
Worker
PUSHQueue
API
API
API
de-queue
Asynchronous Notification
AWS
en-queue
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19. Nginx
Traefik
FCM
APNs
Gorush
Gorush
Gorush
PUSH
API
API
API
Http
Post /push
Gorush = Queue + Worker
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20. How to implement simple notification service
20

21. Client
FCM
APN
s
Gorush
POST /push
JSON Body
HTTPS
APNs
Protocol
21

22. Http Server
gRPC Server
Push API
Worker
22

23. 23

24. 24

25. 25

26. 26

27. 27

28. 28

29. 29

30. GET /api/stat/go
GET /api/stat/app
GET /sys/stats
GET /metrics
POST /api/push
GET /healthz
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31. 31

32. 32

33. 33

34. 34

35. $ for i in {1..99999}; do bat -b.N=1000 -b.C=100 POST local:8088/api/push
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36. 36

37. https://github.com/appleboy/gorush/#post-apipush
37

38. Push API Support Sync Mode
38

39. Notification
Notification
Notification
Notification
worker
worker
worker
Client
Notification
worker
WaitGroup
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40. Notification
Log
Wait response
Send to Work
Queue
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41. 41

42. $ gorush
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43. $ gorush –c config.yml
43

44. $ GORUSH_CORE_PORT=8089 gorush
44

45.  /etc/gorush/config.yml
 $HOME/.gorush/config.yml
 . (Current Folder)
45

46. Server Confg
Route Config
46

47. Server Config
Route Config
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48. 48
Integrate Let's Encrypt

49. 49

50. https://goo.gl/pfeC5Q
50

51. Android Config
iOS Config
Log Config
51

52. API Key From Request
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53. 53
Supports new Apple Token Based Authentication (JWT)

54. 54

55. 55

56. memory, blotdb, buntdb, leveldb, redis
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57. 57

58. 58

59. package flg
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60. 60

61. Docker Container
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62. 62

63. $ gorush -android –m="message" -k="API Key" –t="token"
63

64. $ gorush -ios -m="message" -i="certificate path"
-t="token" -topic="topic"
64

65. write once run anywhere
65

66. https://github.com/mitchellh/gox
66

67. 67

68. https://github.com/facebookgo/grace
68

69. How to resolve this problem?
69

70. // +build windows
https://golang.org/pkg/go/build/
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71. 71

72. 72

73. $ docker build -t appleboy/gorush .
https://goo.gl/zQbhmu
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75. 75

76. Continuous Delivery system
built on container technology
76

77. 77
Using .drone.yml file

78. Git Test Release Docker Notify
78

79.  Testing Code
 Analytic Code
 Code Quality
 Build Binary
 Deploy Binary
 Build Docker Image
 Deploy Docker Container
 Send Notification
79

80. Git Test Release Docker Notify
80

81. 81

82. Git Test Release Docker Notify
82

83. Choose Image
Testing Process
83

84. 84

85. 85

86. 86

87. 87

88. $ coverage all
https://github.com/appleboy/golang-testing
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89. Git Test Release Docker Notify
89

90. Choose Image
Step Name
Run on for Git tag event
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91. 91

92. 92

93. Git Test Release Docker Notify
93

94. Drone Envars
Drone Secrets
Plugin Image
94

95. Git Test Release Docker Notify
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96. Plugin Image
96

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100. 100

101. 101

102. $ kubectl create -f k8s
$ kubectl get services
$ minikube service frontend
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103. http://bit.ly/devops-drone
103

104. Thanks All coming.
104