Kong API Gateway Example

Kong API gateway example service using vagrant, ansible.

Service Architecture

See Vagrantfile

kong node

Kong API gateway node.

• kong apigw

  • http: http://192.168.33.10:8000
  • http (admin): http://192.168.33.10:8001
  • https: https://192.168.33.10:8443
  • https (admin): https://192.168.33.10:8444

• konga ui: http://192.168.33.10:1337

nginx node

Simple nginx server.

• nginx: http://192.168.33.11

Test

Prerequisites

• vagrant 1.9.1
• ansible 2.4.1.0

Steps

1. Setup VMs kong, nginx instance will be set up.

# create vms, provision, orchestrates services simply.
$ vagrant up

 :

# check vms
$ vagrant status
Current machine states:

kong                      running (virtualbox)
service                   running (virtualbox)

This environment represents multiple VMs. The VMs are all listed
above with their current state. For more information about a specific
VM, run `vagrant status NAME`.

# check kong services (kong services run on docker)
$ vagrant ssh kong

 :

$ sudo docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                                                                                      NAMES
977c247182fd        pantsel/konga       "/app/start.sh"          2 hours ago         Up 2 hours          0.0.0.0:1337->1337/tcp                                                                     konga
09d6b09d57f9        kong:latest         "/docker-entrypoint.…"   2 hours ago         Up 2 hours          0.0.0.0:8000-8001->8000-8001/tcp, 0.0.0.0:8443-8444->8443-8444/tcp, 0.0.0.0:80->8000/tcp   kong
703ab553be86        postgres:9.4        "docker-entrypoint.s…"   2 hours ago         Up 2 hours          5432/tcp                                                                                   kong-database

2. Configure api gateway endpoint

• Access konga. http://192.168.33.10:1337
• Login as admin (username: admin, password: adminadminadmin)
• Define API gateway connection. (kong admin url: http://kong:8001)
• You need to set nginx endpoint manually.

Provisioning & Orchestration codes

See ansible/infrastructure.yml & ansible/apigw.yml