{
			name: "prints multiple istiod inputs to buffer in alphabetical order by pod name",
			input: map[string]*discovery.DiscoveryResponse{
				"istiod1": xdsResponseInput("istiod1", []clientConfigInput{
					{
						proxyID:        "proxy1",
						clusterID:      "cluster1",
						version:        "1.20",
						cdsSyncStatus:  status.ConfigStatus_STALE,
						ldsSyncStatus:  status.ConfigStatus_SYNCED,
						rdsSyncStatus:  status.ConfigStatus_NOT_SENT,

proxy1     cluster1     STALE        SYNCED      SYNCED      NOT SENT     SYNCED       istiod1     1.20
proxy2     cluster2     STALE        SYNCED      STALE       SYNCED       STALE        istiod2     1.19
proxy3     cluster3     NOT SENT     ERROR       STALE       NOT SENT     NOT SENT     istiod3     1.20

     * Get the proxy port.
     *
     * @return proxy server port
     */
    public int getPort() {
        return port;
    }

    /**
     * Set the proxy port.
     *
     * @param port proxy server port
     */
    public void setPort(int port) {
        this.port = port;
    }

    /**
     * Get the proxy username.
     *
     * @return username for the proxy server
     */

-A ISTIO_PRERT ! -d 127.0.0.1/32 -p tcp -i lo -j ACCEPT
-A ISTIO_PRERT -p tcp -m tcp --dport 15008 -m mark ! --mark 0x539/0xfff -j TPROXY --on-port 15008 --tproxy-mark 0x111/0xfff
-A ISTIO_PRERT -p tcp -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
-A ISTIO_PRERT ! -d 127.0.0.1/32 -p tcp -m mark ! --mark 0x539/0xfff -j TPROXY --on-port 15006 --tproxy-mark 0x111/0xfff

* mangle
-N ISTIO_DIVERT
-N ISTIO_TPROXY
-N ISTIO_INBOUND
-A ISTIO_DIVERT -j MARK --set-mark 1337
-A ISTIO_DIVERT -j ACCEPT
-A ISTIO_TPROXY ! -d 127.0.0.1/32 -p tcp -j TPROXY --tproxy-mark 1337/0xffffffff --on-port 15006
-A PREROUTING -p tcp -j ISTIO_INBOUND
-A ISTIO_INBOUND -p tcp --dport 15020 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15021 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15090 -j RETURN

    }

    return Selection(routes)
  }

  /** Prepares the proxy servers to try. */
  private fun resetNextProxy(
    url: HttpUrl,
    proxy: Proxy?,
  ) {
    fun selectProxies(): List<Proxy> {
      // If the user specifies a proxy, try that and only that.
      if (proxy != null) return listOf(proxy)

      // If the URI lacks a host (as in "http://</"), don't call the ProxySelector.

Harshavardhana <******@****.***> 1703206615 -0800

* mangle
-N ISTIO_DIVERT
-N ISTIO_TPROXY
-N ISTIO_INBOUND
-A ISTIO_DIVERT -j MARK --set-mark 1337
-A ISTIO_DIVERT -j ACCEPT
-A ISTIO_TPROXY ! -d 127.0.0.1/32 -p tcp -j TPROXY --tproxy-mark 1337/0xffffffff --on-port 15006
-A PREROUTING -p tcp -j ISTIO_INBOUND
-A ISTIO_INBOUND -p tcp --dport 15020 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15021 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15090 -j RETURN

  # If "TPROXY", use iptables TPROXY to redirect to Envoy.
  # The "TPROXY" mode preserves both the source and destination IP
  # addresses and ports, so that they can be used for advanced filtering
  # and manipulation.
  # The "TPROXY" mode also configures the sidecar to run with the
  # CAP_NET_ADMIN capability, which is required to use TPROXY.
  #interceptionMode: REDIRECT
  #

NAME       CLUSTER      CDS       LDS        EDS        RDS          ECDS         ISTIOD      VERSION
proxy1     cluster1     STALE     SYNCED     SYNCED     NOT SENT     NOT SENT     istiod1     1.20