## Ports {#ports}...

## Ports {#ports}

### Linux {#linux}

As [announced](go1.23#linux) in the Go 1.23 release notes, Go 1.24 requires Linux
kernel version 3.2 or later.

### WebAssembly {#wasm}

* nat
-N ISTIO_INBOUND
-N ISTIO_REDIRECT
-N ISTIO_IN_REDIRECT
-N ISTIO_OUTPUT
-A ISTIO_INBOUND -p tcp --dport 15008 -j RETURN
-A ISTIO_REDIRECT -p tcp -j REDIRECT --to-ports 15001
-A ISTIO_IN_REDIRECT -p tcp -j REDIRECT --to-ports 15006
-A PREROUTING -p tcp -j ISTIO_INBOUND
-A ISTIO_INBOUND -p tcp --dport 22 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15020 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15021 -j RETURN

* nat
-N ISTIO_INBOUND
-N ISTIO_REDIRECT
-N ISTIO_IN_REDIRECT
-N ISTIO_OUTPUT
-A ISTIO_INBOUND -p tcp --dport 15008 -j RETURN
-A ISTIO_REDIRECT -p tcp -j REDIRECT --to-ports 15001
-A ISTIO_IN_REDIRECT -p tcp -j REDIRECT --to-ports 15006
-A PREROUTING -p tcp -j ISTIO_INBOUND
-A ISTIO_INBOUND -p tcp --dport 1111 -j ISTIO_IN_REDIRECT
-A ISTIO_INBOUND -p tcp --dport 2222 -j ISTIO_IN_REDIRECT
-A OUTPUT -p tcp -j ISTIO_OUTPUT

  // +listType=atomic
  repeated Endpoint endpoints = 2;

  // ports specifies the list of network ports exposed by each endpoint in
  // this slice. Each port must have a unique name. When ports is empty, it
  // indicates that there are no defined ports. When a port is defined with a
  // nil port value, it indicates "all ports". Each slice may include a
  // maximum of 100 ports.
  // +optional
  // +listType=atomic

					ObjectMeta: metav1.ObjectMeta{
						Name:      "productpage",
						Namespace: "default",
					},
					Spec: corev1.ServiceSpec{
						Selector: map[string]string{
							"app": "productpage",
						},
						Ports: []corev1.ServicePort{
							{
								Name:       "http",
								Port:       9080,
								TargetPort: intstr.FromInt32(9080),
							},
						},
					},
				},
				&corev1.Service{

-A ISTIO_PRERT ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m mark ! --mark 0x539/0xfff -j REDIRECT --to-ports 15006
-A ISTIO_OUTPUT ! -o lo -p udp -m mark ! --mark 0x539/0xfff -m udp --dport 53 -j REDIRECT --to-port 15053
-A ISTIO_OUTPUT ! -d 127.0.0.1/32 -p tcp --dport 53 -m mark ! --mark 0x539/0xfff -j REDIRECT --to-ports 15053
-A ISTIO_OUTPUT -p tcp -m mark --mark 0x111/0xfff -j ACCEPT
-A ISTIO_OUTPUT ! -d 127.0.0.1/32 -o lo -j ACCEPT

	portsString = strings.TrimSpace(portsString)
	ports := make([]int, 0)
	if len(portsString) > 0 {
		for _, portStr := range splitPorts(portsString) {
			port, err := parsePort(portStr)
			if err != nil {
				return nil, err
			}
			ports = append(ports, int(port))
		}
	}
	return ports, nil
}

func validatePortList(ports string) error {
	if _, err := parsePorts(ports); err != nil {

          ETCD_ADVERTISE_CLIENT_URLS: "http://0.0.0.0:2379"
        ports:
          - "2379:2379"
        options: >-
          --health-cmd "etcdctl endpoint health"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
      openid:
        image: quay.io/minio/dex
        ports:
          - "5556:5556"
        env:
          DEX_LDAP_SERVER: "openldap:389"

services:
  mysql:
    image: 'mysql/mysql-server:latest'
    ports:
      - "127.0.0.1:9910:3306"
    environment:
      - MYSQL_DATABASE=gorm
      - MYSQL_USER=gorm
      - MYSQL_PASSWORD=gorm
      - MYSQL_RANDOM_ROOT_PASSWORD="yes"
  postgres:
    image: 'postgres:latest'
    ports:
      - "127.0.0.1:9920:5432"
    environment:
      - TZ=Asia/Shanghai
      - POSTGRES_DB=gorm
      - POSTGRES_USER=gorm