controlplane.go

Documentation: google.golang.org/grpc/xds/internal/test/e2e

     1  /*
     2   *
     3   * Copyright 2021 gRPC authors.
     4   *
     5   * Licensed under the Apache License, Version 2.0 (the "License");
     6   * you may not use this file except in compliance with the License.
     7   * You may obtain a copy of the License at
     8   *
     9   *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  
    18  package e2e
    19  
    20  import (
    21  	"fmt"
    22  
    23  	"github.com/google/uuid"
    24  	"google.golang.org/grpc/internal/testutils/xds/bootstrap"
    25  	"google.golang.org/grpc/internal/testutils/xds/e2e"
    26  )
    27  
    28  type controlPlane struct {
    29  	server           *e2e.ManagementServer
    30  	nodeID           string
    31  	bootstrapContent string
    32  }
    33  
    34  func newControlPlane() (*controlPlane, error) {
    35  	// Spin up an xDS management server on a local port.
    36  	server, err := e2e.StartManagementServer(e2e.ManagementServerOptions{})
    37  	if err != nil {
    38  		return nil, fmt.Errorf("failed to spin up the xDS management server: %v", err)
    39  	}
    40  
    41  	nodeID := uuid.New().String()
    42  	bootstrapContentBytes, err := bootstrap.Contents(bootstrap.Options{
    43  		NodeID:                             nodeID,
    44  		ServerURI:                          server.Address,
    45  		ServerListenerResourceNameTemplate: e2e.ServerListenerResourceNameTemplate,
    46  	})
    47  	if err != nil {
    48  		server.Stop()
    49  		return nil, fmt.Errorf("failed to create bootstrap file: %v", err)
    50  	}
    51  
    52  	return &controlPlane{
    53  		server:           server,
    54  		nodeID:           nodeID,
    55  		bootstrapContent: string(bootstrapContentBytes),
    56  	}, nil
    57  }
    58  
    59  func (cp *controlPlane) stop() {
    60  	cp.server.Stop()
    61  }
    62
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