/
echo.go
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/
echo.go
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// Copyright 2019 Istio Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package components
import (
"net/http"
"testing"
"istio.io/istio/pilot/pkg/model"
"istio.io/istio/pkg/test/application/echo"
"istio.io/istio/pkg/test/framework/api/component"
"istio.io/istio/pkg/test/framework/api/ids"
)
// EchoProtocol enumerates the protocol options for calling an EchoEndpoint endpoint.
type EchoProtocol string
const (
// EchoProtocolHTTP calls echo with HTTP
EchoProtocolHTTP = "http"
// EchoProtocolGRPC calls echo with GRPC
EchoProtocolGRPC = "grpc"
// EchoProtocolWebSocket calls echo with WebSocket
EchoProtocolWebSocket = "ws"
)
// Echo is a component that provides access to the deployed echo service.
type Echo interface {
component.Instance
Name() string
Endpoints() []EchoEndpoint
EndpointsForProtocol(protocol model.Protocol) []EchoEndpoint
Call(e EchoEndpoint, opts EchoCallOptions) ([]*echo.ParsedResponse, error)
CallOrFail(e EchoEndpoint, opts EchoCallOptions, t testing.TB) []*echo.ParsedResponse
}
// EchoCallOptions defines options for calling a EchoEndpoint.
type EchoCallOptions struct {
// Secure indicates whether a secure connection should be established to the endpoint.
Secure bool
// Protocol indicates the protocol to be used.
Protocol EchoProtocol
// UseShortHostname indicates whether shortened hostnames should be used. This may be ignored by the environment.
UseShortHostname bool
// Count indicates the number of exchanges that should be made with the service endpoint. If not set (i.e. 0), defaults to 1.
Count int
// Headers indicates headers that should be sent in the request. Ingnored for WebSocket calls.
Headers http.Header
}
// EchoEndpoint represents a single endpoint in an Echo instance.
type EchoEndpoint interface {
Name() string
Owner() Echo
Protocol() model.Protocol
}
// Get an echo instance from the repository.
func GetEcho(name string, e component.Repository, t testing.TB) Echo {
return e.GetComponentOrFail(name, ids.Echo, t).(Echo)
}