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

    private const val PROXY_A_HOST = "proxya"
    private val proxyA =
      Proxy(
        Proxy.Type.HTTP,
        InetSocketAddress.createUnresolved(PROXY_A_HOST, PROXY_A_PORT),
      )

    private const val PROXY_B_PORT = 1002
    private const val PROXY_B_HOST = "proxyb"
    private val proxyB =
      Proxy(
        Proxy.Type.HTTP,

func (cfg *config) proxyForURL(reqURL *url.URL) (*url.URL, error) {
	var proxy *url.URL
	if reqURL.Scheme == "https" {
		proxy = cfg.httpsProxy
	} else if reqURL.Scheme == "http" {
		proxy = cfg.httpProxy
		if proxy != nil && cfg.CGI {
			return nil, errors.New("refusing to use HTTP_PROXY value in CGI environment; see golang.org/s/cgihttpproxy")
		}
	}
	if proxy == nil {
		return nil, nil
	}

↩️ 👥 ✔️ 🗳 ⏮️ ➡ 🔡 `/api/v1` 👆 📱, 🕸 💪 ☕ 🗄 🔗 `/api/v1/openapi.json`.

```mermaid
graph LR

browser("Browser")
proxy["Proxy on http://0.0.0.0:9999/api/v1/app"]
server["Server on http://127.0.0.1:8000/app"]

browser --> proxy
proxy --> server
```

!!! tip
    📢 `0.0.0.0` 🛎 ⚙️ ⛓ 👈 📋 👂 🔛 🌐 📢 💪 👈 🎰/💽.

🩺 🎚 🔜 💪 🗄 🔗 📣 👈 👉 🛠️ `server` 🔎 `/api/v1` (⛅ 🗳). 🖼:

Because we have a proxy with a path prefix of `/api/v1` for our app, the frontend needs to fetch the OpenAPI schema at `/api/v1/openapi.json`.

```mermaid
graph LR

browser("Browser")
proxy["Proxy on http://0.0.0.0:9999/api/v1/app"]
server["Server on http://127.0.0.1:8000/app"]

browser --> proxy
proxy --> server
```

!!! tip

// how the user wants traffic to be intercepted for the listener. TrafficInterceptionMode is
// always derived from the Proxy metadata
type TrafficInterceptionMode string

// NodeMetadata defines the metadata associated with a proxy
// Fields should not be assumed to exist on the proxy, especially newly added fields which will not exist
// on older versions.

    }

    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.

	Concurrency   int32

	// For unit testing, in combination with NoEnvoy prevents agent.Run from blocking
	TestOnly    bool
	AgentIsRoot bool
}

// NewProxy creates an instance of the proxy control commands
func NewProxy(cfg ProxyConfig) Proxy {
	// inject tracing flag for higher levels
	var args []string
	logLevel, componentLogs := splitComponentLog(cfg.LogLevel)
	if logLevel != "" {
		args = append(args, "-l", logLevel)
	}

func (s *DiscoveryServer) getDebugConnection(req *http.Request) (string, *Connection) {
	if proxyID := req.URL.Query().Get("proxyID"); proxyID != "" {
		return proxyID, s.getProxyConnection(proxyID)
	}
	return "", nil
}

func (s *DiscoveryServer) errorHandler(w http.ResponseWriter, proxyID string, con *Connection) {
	if proxyID == "" {
		w.WriteHeader(http.StatusBadRequest)

FROM ubuntu:noble as ubuntu_source

# Modify contents of container
COPY --from=distroless_source /etc/ /home/etc
COPY --from=distroless_source /home/nonroot /home/nonroot
RUN echo istio-proxy:x:1337: >> /home/etc/group
RUN echo istio-proxy:x:1337:1337:istio-proxy:/nonexistent:/sbin/nologin >> /home/etc/passwd

# Customize distroless with the following:
# - password file
# - groups file
# - /home/nonroot directory
FROM distroless_source