├── docker-compose.yml
├── docker-kong
    └── docker-compose.yaml
└── services
    └── service
        ├── Dockerfile
        └── main.go


/docker-compose.yml:
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 1 | version: "3.7"
 2 | 
 3 | networks:
 4 |   kong-net:
 5 |     name: kong-net
 6 |     driver: bridge
 7 |    
 8 | 
 9 | services:
10 | 
11 |   servicea:
12 |     image: wesleywillians/kong-service:latest
13 |     environment:
14 |       PORT: ":8081"
15 |       CONTENT: "<h1>Service A</h1>"
16 |     networks:
17 |       - kong-net
18 |     ports:
19 |       - 8081:8081
20 | 
21 |   serviceb:
22 |     image: wesleywillians/kong-service:latest
23 |     environment:
24 |       PORT: ":8082"
25 |       CONTENT: "<h1>Service b</h1>"
26 |     networks:
27 |       - kong-net
28 |     ports:
29 |       - 8082:8082
30 | 
31 |   servicec:
32 |     image: wesleywillians/kong-service:latest
33 |     environment:
34 |       PORT: ":8083"
35 |       CONTENT: "<h1>Service C</h1>"
36 |     networks:
37 |       - kong-net
38 |     ports:
39 |       - 8083:8083


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/docker-kong/docker-compose.yaml:
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  1 | version: '3.7'
  2 | 
  3 | volumes:
  4 |   kong_data: {}
  5 | 
  6 | networks:
  7 |   kong-net:
  8 |     external: true
  9 | 
 10 | services:
 11 |   kong-migrations:
 12 |     image: "kong:2.3.2-alpine"
 13 |     command: kong migrations bootstrap
 14 |     depends_on:
 15 |       - db
 16 |     environment:
 17 |       KONG_DATABASE: postgres
 18 |       KONG_PG_DATABASE: kong
 19 |       KONG_PG_HOST: db
 20 |       KONG_PG_USER: kong
 21 |       KONG_PG_PASSWORD: kong
 22 |     networks:
 23 |       - kong-net
 24 |     restart: on-failure
 25 |     deploy:
 26 |       restart_policy:
 27 |         condition: on-failure
 28 | 
 29 |   kong-migrations-up:
 30 |     image: "kong:2.3.2-alpine"
 31 |     command: kong migrations up && kong migrations finish
 32 |     depends_on:
 33 |       - db
 34 |     environment:
 35 |       KONG_DATABASE: postgres
 36 |       KONG_PG_DATABASE: kong
 37 |       KONG_PG_HOST: db
 38 |       KONG_PG_USER: kong
 39 |       KONG_PG_PASSWORD: kong
 40 |     networks:
 41 |       - kong-net
 42 |     restart: on-failure
 43 |     deploy:
 44 |       restart_policy:
 45 |         condition: on-failure
 46 | 
 47 |   kong:
 48 |     image: "kong:2.3.2-alpine"
 49 |     user: "kong"
 50 |     depends_on:
 51 |       - db
 52 |     environment:
 53 |       KONG_ADMIN_ACCESS_LOG: /dev/stdout
 54 |       KONG_ADMIN_ERROR_LOG: /dev/stderr
 55 |       KONG_ADMIN_LISTEN: '0.0.0.0:8001'
 56 |       KONG_CASSANDRA_CONTACT_POINTS: db
 57 |       KONG_DATABASE: postgres
 58 |       KONG_PG_DATABASE: kong
 59 |       KONG_PG_HOST: db
 60 |       KONG_PG_USER: kong
 61 |       KONG_PROXY_ACCESS_LOG: /dev/stdout
 62 |       KONG_PROXY_ERROR_LOG: /dev/stderr
 63 |       KONG_PG_PASSWORD: kong
 64 |     
 65 |     networks:
 66 |       - kong-net
 67 |     ports:
 68 |       - "8000:8000/tcp"
 69 |       - "127.0.0.1:8001:8001/tcp"
 70 |       - "8443:8443/tcp"
 71 |       - "127.0.0.1:8444:8444/tcp"
 72 |     healthcheck:
 73 |       test: ["CMD", "kong", "health"]
 74 |       interval: 10s
 75 |       timeout: 10s
 76 |       retries: 10
 77 |     restart: on-failure
 78 |     deploy:
 79 |       restart_policy:
 80 |         condition: on-failure
 81 |     
 82 |   db:
 83 |     image: postgres:9.5
 84 |     environment:
 85 |       POSTGRES_DB: kong
 86 |       POSTGRES_USER: kong
 87 |       POSTGRES_PASSWORD: kong
 88 |     
 89 |     healthcheck:
 90 |       test: ["CMD", "pg_isready", "-U", "kong"]
 91 |       interval: 30s
 92 |       timeout: 30s
 93 |       retries: 3
 94 |     restart: on-failure
 95 |     deploy:
 96 |       restart_policy:
 97 |         condition: on-failure
 98 |     stdin_open: true
 99 |     tty: true
100 |     networks:
101 |       - kong-net
102 |     # volumes:
103 |     #   - kong_data:/var/lib/postgresql/data
104 | 
105 |   konga-prepare:
106 |     container_name: konga-prepare
107 |     image: pantsel/konga:latest
108 |     command: "-c prepare -a postgres -u postgresql://kong:kong@db:5432/konga_db"
109 |     networks:
110 |       - kong-net
111 |     restart: on-failure
112 |     depends_on:
113 |       - db
114 | 
115 |   konga:
116 |     container_name: konga
117 |     image: pantsel/konga:latest
118 |     restart: always
119 |     networks:
120 |       - kong-net
121 |     environment:
122 |       DB_ADAPTER: postgres
123 |       DB_HOST: db
124 |       DB_USER: kong
125 |       DB_PASSWORD: kong
126 |       TOKEN_SECRET: ahfdjgjgf79JKLFHJKh978953kgdfjkl
127 |       DB_DATABASE: konga_db
128 |       NODE_ENV: production
129 |     depends_on:
130 |       - db
131 |     ports:
132 |       - "1337:1337"


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/services/service/Dockerfile:
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 1 | FROM golang:1.16 as builder
 2 | 
 3 | WORKDIR /go/src/
 4 | COPY . .
 5 | RUN GOOS=linux CGO_ENABLED=0 go build -o server main.go 
 6 | 
 7 | FROM scratch
 8 | WORKDIR /go/
 9 | COPY --from=builder /go/src/server /go
10 | CMD ["/go/server"]


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/services/service/main.go:
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 1 | package main
 2 | 
 3 | import (
 4 | 	"fmt"
 5 | 	"log"
 6 | 	"net/http"
 7 | 	"os"
 8 | )
 9 | 
10 | func handler(w http.ResponseWriter, r *http.Request) {
11 | 	fmt.Fprintf(w, os.Getenv("CONTENT"))
12 | }
13 | 
14 | func main() {
15 | 	http.HandleFunc("/", handler)
16 | 	log.Fatal(http.ListenAndServe(os.Getenv("PORT"), nil))
17 | }
18 | 


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