metadata:
  name: tcp1
  namespace: ns1
spec:
  hosts:
  - tcp1.ns1.svc.cluster.local
  addresses:
  - 2.1.1.3
  ports:
  - number: 3306
    name: tcp
    protocol: TCP
  location: MESH_INTERNAL
  resolution: STATIC
  endpoints:
  - address: 100.1.1.3
    ports:
      tcp: 3306
---
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: http1
  namespace: ns1
spec:

type: Opaque
data:
  rootpasswd: cGFzc3dvcmQ=
---
apiVersion: v1
kind: Service
metadata:
  name: mysqldb
  labels:
    app: mysqldb
    service: mysqldb
spec:
  ports:
  - port: 3306
    name: tcp
  selector:
    app: mysqldb
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysqldb-v1
  labels:
    app: mysqldb
    version: v1
spec:
  replicas: 1
  selector:

			expectedProto: protocol.Unsupported,
		},
		{
			name:          "resolves based on known ports",
			port:          3306, // mysql
			portName:      "random-name",
			expectedProto: protocol.TCP,
		},
		{
			name:          "standard app protocol",
			port:          3306, // mysql
			portName:      "random-name",
			appProto:      ptr.Of("kubernetes.io/h2c"),
			expectedProto: protocol.HTTP2,
		},
	}

          - name: DB_TYPE
            value: "mysql"
          - name: MYSQL_DB_HOST
            value: mysqldb.vm.svc.cluster.local
          - name: MYSQL_DB_PORT
            value: "3306"
          - name: MYSQL_DB_USER
            value: root
          - name: MYSQL_DB_PASSWORD
            value: password
        ports:
        - containerPort: 9080

          - name: DB_TYPE
            value: "mysql"
          - name: MYSQL_DB_HOST
            value: mysqldb
          - name: MYSQL_DB_PORT
            value: "3306"
          - name: MYSQL_DB_USER
            value: root
          - name: MYSQL_DB_PASSWORD
            value: password
        ports:
        - containerPort: 9080

          # - name: DB_TYPE #default to
          #   value: "mysql"
          # - name: MYSQL_DB_HOST
          #   value: mysqldb
          # - name: MYSQL_DB_PORT
          #   value: "3306"
          # - name: MYSQL_DB_USER
          #   value: root
          # - name: MYSQL_DB_PASSWORD
          #  value: password
          - name: MONGO_DB_URL
            value: mongodb://mongodb:27017/test

package kube

import (
	"strings"

	corev1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/config/protocol"
	"istio.io/istio/pkg/util/sets"
)

const (
	SMTP    = 25
	DNS     = 53
	MySQL   = 3306
	MongoDB = 27017
)

// Ports be skipped for protocol sniffing. Applications bound to these ports will be broken if
// protocol sniffing is enabled.
var wellKnownPorts = sets.New[int32](
	SMTP,
	DNS,
	MySQL,

var	am	= [3]M{M{0:2301,1:2302,2:2303}, M{0:2304,1:2305,2:2306}, M{0:2307,1:2308,2:2309}}

var	sa	= SA{[3]int{3001,3002,3003},[3]int{3004,3005,3006},[3]int{3007,3008,3009}}
var	ss	= SS{S{3101,3102,3103},S{3104,3105,3106},S{3107,3108,3109}}
var	sc	= SC{[]int{3201,3202,3203},[]int{3204,3205,3206},[]int{3207,3208,3209}}
var	sm	= SM{M{0:3301,1:3302,2:3303}, M{0:3304,1:3305,2:3306}, M{0:3307,1:3308,2:3309}}

		Name:       "http-port",
		Port:       80,
		TargetPort: intstr.IntOrString{IntVal: 8080},
	}
	mysqlPort = &v1.ServicePort{
		Name:     "mysql-port",
		Protocol: v1.ProtocolTCP,
		Port:     3306,
	}
	istioHealthcheckPort = &v1.ServicePort{
		Name:     "status-port",
		Protocol: v1.ProtocolTCP,
		Port:     15021,
	}
	istioMetricsPort = &v1.ServicePort{
		Name:     "metrics-port",

	}
	protocols := []protocolCase{
		{8888, "", nil, corev1.ProtocolTCP, protocol.Unsupported},
		{25, "", nil, corev1.ProtocolTCP, protocol.TCP},
		{53, "", nil, corev1.ProtocolTCP, protocol.TCP},
		{3306, "", nil, corev1.ProtocolTCP, protocol.TCP},
		{27017, "", nil, corev1.ProtocolTCP, protocol.TCP},
		{8888, "http", nil, corev1.ProtocolTCP, protocol.HTTP},
		{8888, "http-test", nil, corev1.ProtocolTCP, protocol.HTTP},