This is simple repository for kong 101. This will describe you how kong api gateway works.
From figure above, you can see definition of this repository as
- Private network, we simulate this network as
kongnw, which has simple nginx servers as microservices. - All of those nginx servers will not expose to internet. Just only kong port
8000and8001.- 8000 for entry port proxy.
- 8001 for kong admin port.
- Docker Engine version
19.03.0 and highersee more info - docker-compose
Start you docker services with these command
- step 1) run this command to copy .env values from
.env.template
$ cp .env.template .env- step 2) run this command via terminal
$ docker-compose up- step 1) remove comment code on file
Dockerfileline 8
# from
.
.
9: # For Kong DB-less mode, please remove these comments below
8: # COPY ./.conf/kong.yml /home/kong/kong.yml ->
# to
.
.
9: # For Kong DB-less mode, please remove these comments below
8: COPY ./.conf/kong.yml /home/kong/kong.yml -> - step 2) change your
docker-compose.ymlfile as below
# from
33: .
34: .
35: .
36: #######################################
37: # MyKong: The API Gateway
38: #######################################
39: kong:
40: build:
41: context: .
42: args:
43: kong_env: local
44: restart: on-failure
45: environment:
46: KONG_DATABASE: "${KONG_DATABASE_MODE:-postgres}"
47: KONG_ADMIN_LISTEN: 0.0.0.0:${KONG_ADMIN_PORT:-8001}
48: # DB-Less mode - close comment line 49 for kong db-less mode
49: # KONG_DECLARATIVE_CONFIG: /home/kong/kong.yml
50: # DB-Mode - comment line 51 - 54 for kong db-less mode
51: KONG_PG_HOST: "${POSTGRES_HOST:-db}"
52: KONG_PG_DATABASE: "${POSTGRES_DB:-kong}"
53: KONG_PG_USER: "${POSTGRES_USER:-kong}"
54: KONG_PG_PASSWORD: "${POSTGRES_PASSWORD:-kong}"
55: depends_on:
56: .
57: .
-------
# from
33: .
34: .
35: .
36: #######################################
37: # MyKong: The API Gateway
38: #######################################
39: kong:
40: build:
41: context: .
42: args:
43: kong_env: local
44: restart: on-failure
45: environment:
46: KONG_DATABASE: "${KONG_DATABASE_MODE:-postgres}"
47: KONG_ADMIN_LISTEN: 0.0.0.0:${KONG_ADMIN_PORT:-8001}
48: # DB-Less mode - close comment line 49 for kong db-less mode
49: KONG_DECLARATIVE_CONFIG: /home/kong/kong.yml
50: # DB-Mode - comment line 51 - 54 for kong db-less mode
51: # KONG_PG_HOST: "${POSTGRES_HOST:-db}"
52: # KONG_PG_DATABASE: "${POSTGRES_DB:-kong}"
53: # KONG_PG_USER: "${POSTGRES_USER:-kong}"
54: # KONG_PG_PASSWORD: "${POSTGRES_PASSWORD:-kong}"
55: depends_on:
56: .
57: .- step 2) (If you have already had
.envfile then you can skip to step 3) run this command to copy .env values from.env.template
$ cp .env.template .env- step 3) change ENV variable in
.envfile
# from
1: KONG_DATABASE_MODE=postgres
# to
1: KONG_DATABASE_MODE=off- step 4) then run this command
$ docker-compose up --buildAfter docker services has been running and ready to start hence you can open this url http://localhost:1337 on your browser