github.com/waldiirawan/apm-agent-go/v2@v2.2.2/internal/apmcloudutil/gcp_test.go (about)

     1  // Licensed to Elasticsearch B.V. under one or more contributor
     2  // license agreements. See the NOTICE file distributed with
     3  // this work for additional information regarding copyright
     4  // ownership. Elasticsearch B.V. licenses this file to you under
     5  // the Apache License, Version 2.0 (the "License"); you may
     6  // 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,
    12  // software distributed under the License is distributed on an
    13  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    14  // KIND, either express or implied.  See the License for the
    15  // specific language governing permissions and limitations
    16  // under the License.
    17  
    18  package apmcloudutil
    19  
    20  import (
    21  	"context"
    22  	"net/http"
    23  	"net/http/httptest"
    24  	"testing"
    25  
    26  	"github.com/stretchr/testify/assert"
    27  
    28  	"github.com/waldiirawan/apm-agent-go/v2/model"
    29  )
    30  
    31  func TestGCPCloudMetadata(t *testing.T) {
    32  	t.Run("gce", func(t *testing.T) {
    33  		srv, client := newGCEMetadataServer()
    34  		defer srv.Close()
    35  
    36  		for _, provider := range []Provider{Auto, GCP} {
    37  			var out model.Cloud
    38  			var logger testLogger
    39  			assert.True(t, provider.getCloudMetadata(context.Background(), client, &logger, &out))
    40  			assert.Zero(t, logger)
    41  			assert.Equal(t, model.Cloud{
    42  				Provider:         "gcp",
    43  				Region:           "us-west3",
    44  				AvailabilityZone: "us-west3-a",
    45  				Instance: &model.CloudInstance{
    46  					ID:   "4306570268266786072",
    47  					Name: "basepi-test",
    48  				},
    49  				Machine: &model.CloudMachine{
    50  					Type: "n1-standard-1",
    51  				},
    52  				Project: &model.CloudProject{
    53  					ID:   "513326162531",
    54  					Name: "elastic-apm",
    55  				},
    56  			}, out)
    57  		}
    58  	})
    59  
    60  	t.Run("cloudrun", func(t *testing.T) {
    61  		srv, client := newGoogleCloudRunMetadataServer()
    62  		defer srv.Close()
    63  
    64  		var out model.Cloud
    65  		var logger testLogger
    66  		assert.True(t, GCP.getCloudMetadata(context.Background(), client, &logger, &out))
    67  		assert.Zero(t, logger)
    68  		assert.Equal(t, model.Cloud{
    69  			Provider:         "gcp",
    70  			Region:           "australia-southeast1",
    71  			AvailabilityZone: "australia-southeast1-1",
    72  			Instance: &model.CloudInstance{
    73  				ID: "00bf4bf02ddbda278fb9b4d70365018bd18a7d3ea42991e2cb03320b48a72b69b6d3765ff526347d7b8e0934dda4591cb1be3ead93086f0b390187fae88ee7cf8acdae7383",
    74  			},
    75  			Project: &model.CloudProject{
    76  				ID:   "513326162531",
    77  				Name: "elastic-apm",
    78  			},
    79  		}, out)
    80  	})
    81  }
    82  
    83  func newGCEMetadataServer() (*httptest.Server, *http.Client) {
    84  	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    85  		if r.URL.Path != "/computeMetadata/v1/" {
    86  			w.WriteHeader(http.StatusNotFound)
    87  			return
    88  		}
    89  		w.Write([]byte(`{
    90      "instance": {
    91          "id": 4306570268266786072,
    92          "machineType": "projects/513326162531/machineTypes/n1-standard-1",
    93          "name": "basepi-test",
    94          "zone": "projects/513326162531/zones/us-west3-a"
    95      },
    96      "project": {"numericProjectId": 513326162531, "projectId": "elastic-apm"}
    97  }`))
    98  	}))
    99  
   100  	client := &http.Client{Transport: newTargetedRoundTripper("metadata.google.internal", srv.Listener.Addr().String())}
   101  	return srv, client
   102  }
   103  
   104  func newGoogleCloudRunMetadataServer() (*httptest.Server, *http.Client) {
   105  	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
   106  		if r.URL.Path != "/computeMetadata/v1/" {
   107  			w.WriteHeader(http.StatusNotFound)
   108  			return
   109  		}
   110  		w.Write([]byte(`{
   111      "instance": {
   112          "id": "00bf4bf02ddbda278fb9b4d70365018bd18a7d3ea42991e2cb03320b48a72b69b6d3765ff526347d7b8e0934dda4591cb1be3ead93086f0b390187fae88ee7cf8acdae7383",
   113          "region":"projects/513326162531/regions/australia-southeast1",
   114          "zone":"projects/513326162531/zones/australia-southeast1-1"
   115      },
   116      "project": {
   117          "numericProjectId": 513326162531,
   118          "projectId": "elastic-apm"
   119      }
   120  }`))
   121  	}))
   122  
   123  	client := &http.Client{Transport: newTargetedRoundTripper("metadata.google.internal", srv.Listener.Addr().String())}
   124  	return srv, client
   125  }