* See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.connection

import java.io.IOException

/** Attempt routes one at a time until one connects. */
internal class SequentialExchangeFinder(
  override val routePlanner: RoutePlanner,
) : ExchangeFinder {
  override fun find(): RealConnection {
    var firstException: IOException? = null

[providers]
  [providers.file]
    filename = "routes.toml"
```

Isso diz ao Traefik para escutar na porta 9999 e usar outro arquivo `routes.toml`.

/// tip | "Dica"

Estamos usando a porta 9999 em vez da porta padrão HTTP 80 para que você não precise executá-lo com privilégios de administrador (`sudo`).

///

Agora crie esse outro arquivo `routes.toml`:

```TOML hl_lines="5  12  20"
[http]

However, all other types *cannot* be deleted explicitly, and instead are cleaned up when all references are removed. This means we can send partial updates for non-root types, without deleting unsent resources. This effectively allows doing delta updates over SotW....

Guillaume Nodet <******@****.***> 1729859506 +0200

Guillaume Nodet <******@****.***> 1729859506 +0200

Xiaopeng Han <******@****.***> 1686841337 +0800

class ApacheHttpClientTest {
  private var httpClient = HttpClients.createDefault()

  @After fun tearDown() {
    httpClient.close()
  }

  @Test fun get() {
    val request = HttpGet("https://google.com/robots.txt")

    httpClient.execute(request).use { response ->
      assertEquals(200, response.code)
      // TODO enable ALPN later
      assertEquals(HttpVersion.HTTP_1_1, response.version)
    }
  }

      useHttps(handshakeCertificates.sslSocketFactory(), false)

      enqueue(
        MockResponse()
          .setResponseCode(HTTP_MOVED_TEMP)
          .setHeader("Location", "https://www.google.com/robots.txt"),
      )
    }

  val clientCertificates =
    HandshakeCertificates.Builder()
      .addPlatformTrustedCertificates()
      .addInsecureHost(server.hostName)
      .build()

  val client =

			NextProtos:         []string{"h2", "http/1.1"},
			ClientSessionCache: tls.NewLRUClientSessionCache(100),
			CipherSuites:       fips.TLSCiphersBackwardCompatible(), // Contains RSA key exchange
			RootCAs:            rootCAs,
		},
	}

	// Parse explicitly set enable=on/off flag.
	isEnableFlagExplicitlySet := false
	if v := getCfgVal(config.Enable); v != "" {
		isEnableFlagExplicitlySet = true

      assertThat(it.body.string()).isEqualTo("abc")
    }
  }

  @Test
  fun testExternalSite() {
    val client = clientRule.newClient()

    client.newCall(Request(url = "https://google.com/robots.txt".toHttpUrl())).execute().use {
      assertThat(it.code).isEqualTo(200)
    }
  }

  @ParameterizedTest
  @ArgumentsSource(SampleTestProvider::class)
  fun testParams(mode: String) {
  }
}