k8s部署kong网关与konga

一、创建命名空间：

> kubectl create ns kong

二、创建yaml文件（deploy.yaml），内容如下

##1、创建 postgres 数据库：

apiVersion: apps/v1

kind: Deployment

metadata:

name: kong-pgs

namespace: kong

spec:

replicas: 1

selector:

matchLabels:

application: kong-pgs

strategy:

rollingUpdate:

maxSurge: 25%

maxUnavailable: 25%

type: RollingUpdate

template:

metadata:

labels:

application: kong-pgs

spec:

containers:

- name: kong-pgs

env:

- name: POSTGRES_USER

value: kong

- name: POSTGRES_DB

value: kong

- name: POSTGRES_PASSWORD

value: kong

- name: PGDATA

value: "/var/lib/postgresql/data"

image: postgres:9.6

imagePullPolicy: IfNotPresent

ports:

- containerPort: 5432

protocol: TCP

name: postgresql-port

volumeMounts:

- mountPath: /var/lib/postgresql/data

name: pgs-storage

restartPolicy: Always

terminationGracePeriodSeconds: 30

volumes:

- name: pgs-storage

hostPath:

path: /kong/pgs

---

apiVersion: v1

kind: Service

metadata:

name: kong-pgs

namespace: kong

spec:

ports:

- name: port-5432

port: 5432

protocol: TCP

targetPort: 5432

nodePort: 35432

selector:

application: kong-pgs

type: NodePort

---

##2、初始化 kong 数据及部署 kong：

apiVersion: apps/v1

kind: Deployment

metadata:

name: kong

namespace: kong

spec:

replicas: 1

selector:

matchLabels:

application: kong

strategy:

rollingUpdate:

maxSurge: 25%

maxUnavailable: 25%

type: RollingUpdate

template:

metadata:

labels:

application: kong

spec:

# 初始化pgs数据库

initContainers:

- name: init-pgs

image: kong:latest

imagePullPolicy: IfNotPresent

command: ["/bin/sh","-c","kong migrations bootstrap"]

env:

- name: KONG_PG_HOST

value: kong-pgs.kong.svc.cluster.local

- name: KONG_PG_PORT

value: "5432"

- name: KONG_PG_PASSWORD

value: kong

- name: KONG_DATABASE

value: postgres

containers:

- name: kong

env:

- name: KONG_PG_HOST

value: kong-pgs.kong.svc.cluster.local

- name: KONG_PG_PORT

value: "5432"

- name: KONG_PG_PASSWORD

value: kong

- name: KONG_DATABASE

value: postgres

- name: KONG_PROXY_ERROR_LOG

value: /dev/stderr

- name: KONG_PROXY_ACCESS_LOG

value: /dev/stdout

- name: KONG_ADMIN_ACCESS_LOG

value: /dev/stdout

- name: KONG_ADMIN_ERROR_LOG

value: /dev/stderr

- name: KONG_ADMIN_LISTEN

value: 0.0.0.0:8001, 0.0.0.0:8444

- name: KONG_LOG_LEVEL

value: error

- name: KONG_NGINX_WORKER_PROCESSES

value: "3"

image: kong:latest

imagePullPolicy: IfNotPresent

livenessProbe:

failureThreshold: 3

httpGet:

path: /status

port: 8001

scheme: HTTP

initialDelaySeconds: 120

periodSeconds: 20

successThreshold: 1

successThreshold: 1

timeoutSeconds: 6

ports:

- name: kong-proxy

containerPort: 8000

protocol: TCP

- name: kong-admin

containerPort: 8001

protocol: TCP

- name: kong-proxy-ssl

containerPort: 8443

protocol: TCP

- name: kong-admin-ssl

containerPort: 8444

protocol: TCP

readinessProbe:

failureThreshold: 1

httpGet:

path: /status

port: 8001

scheme: HTTP

initialDelaySeconds: 15

periodSeconds: 20

successThreshold: 1

timeoutSeconds: 6

restartPolicy: Always

terminationGracePeriodSeconds: 30

---

kind: Service

apiVersion: v1

metadata:

name: kong-port

namespace: kong

spec:

type: NodePort

ports:

- name: http

protocol: TCP

port: 8000

targetPort: 8000

nodePort: 30800

- name: https

protocol: TCP

port: 8443

targetPort: 8443

nodePort: 32443

- name: admin

protocol: TCP

port: 8001

targetPort: 8001

nodePort: 30801

selector:

application: kong

---

##3、部署 konga：

apiVersion: apps/v1

kind: Deployment

metadata:

name: konga

namespace: kong

spec:

replicas: 1

selector:

matchLabels:

application: konga

template:

metadata:

labels:

application: konga

spec:

containers:

- name: konga

env:

- name: KONGA_LOG_LEVEL

value: info

- name: NODE_ENV

value: development #生产：production

- name: DB_ADAPTER # 指定数据库类型

value: postgres

- name: DB_HOST

value: kong-pgs.kong.svc.cluster.local

- name: DB_PORT

value: "5432"

- name: DB_USER

value: kong

- name: DB_PASSWORD

value: kong

- name: DB_DATABASE

value: postgres

image: pantsel/konga:latest

imagePullPolicy: IfNotPresent

ports:

- containerPort: 1337

protocol: TCP

restartPolicy: Always

---

apiVersion: v1

kind: Service

metadata:

name: konga-svc

namespace: kong

labels:

app: konga-svc

spec:

ports:

- name: port-1337

port: 1337

protocol: TCP

targetPort: 1337

nodePort: 31337

selector:

application: konga

type: NodePort

三、执行yaml部署

> kubectl apply -f deploy.yaml

四、创建管理员账号

五、配置连接connections

Name

kong

Kong Admin URL

http://[node-ip]:30801