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| 1 | +// Copyright (c) 2020 The Jaeger Authors. |
| 2 | +// |
| 3 | +// Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +// you may not use this file except in compliance with the License. |
| 5 | +// You may obtain a copy of the License at |
| 6 | +// |
| 7 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +// |
| 9 | +// Unless required by applicable law or agreed to in writing, software |
| 10 | +// distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +// See the License for the specific language governing permissions and |
| 13 | +// limitations under the License. |
| 14 | + |
| 15 | +package defaults |
| 16 | + |
| 17 | +import ( |
| 18 | + "fmt" |
| 19 | + "testing" |
| 20 | + |
| 21 | + "github.com/open-telemetry/opentelemetry-collector/config" |
| 22 | + "github.com/open-telemetry/opentelemetry-collector/config/configmodels" |
| 23 | + "github.com/open-telemetry/opentelemetry-collector/processor/attributesprocessor" |
| 24 | + "github.com/open-telemetry/opentelemetry-collector/processor/batchprocessor" |
| 25 | + "github.com/open-telemetry/opentelemetry-collector/receiver" |
| 26 | + "github.com/open-telemetry/opentelemetry-collector/receiver/jaegerreceiver" |
| 27 | + "github.com/open-telemetry/opentelemetry-collector/receiver/zipkinreceiver" |
| 28 | + "github.com/spf13/viper" |
| 29 | + "github.com/stretchr/testify/assert" |
| 30 | + "github.com/stretchr/testify/require" |
| 31 | + |
| 32 | + "github.com/jaegertracing/jaeger/cmd/opentelemetry-collector/app/exporter/elasticsearch" |
| 33 | + jConfig "github.com/jaegertracing/jaeger/pkg/config" |
| 34 | +) |
| 35 | + |
| 36 | +func TestMergeConfigs_nil(t *testing.T) { |
| 37 | + cfg := &configmodels.Config{ |
| 38 | + Receivers: configmodels.Receivers{ |
| 39 | + "jaeger": &jaegerreceiver.Config{ |
| 40 | + RemoteSampling: &jaegerreceiver.RemoteSamplingConfig{StrategyFile: "file.json"}, |
| 41 | + }, |
| 42 | + }, |
| 43 | + } |
| 44 | + err := MergeConfigs(cfg, nil) |
| 45 | + require.NoError(t, err) |
| 46 | + assert.Equal(t, cfg, cfg) |
| 47 | +} |
| 48 | + |
| 49 | +func TestMergeConfigs(t *testing.T) { |
| 50 | + cfg := &configmodels.Config{ |
| 51 | + Receivers: configmodels.Receivers{ |
| 52 | + "jaeger": &jaegerreceiver.Config{ |
| 53 | + Protocols: map[string]*receiver.SecureReceiverSettings{ |
| 54 | + "grpc": {ReceiverSettings: configmodels.ReceiverSettings{Endpoint: "def"}}, |
| 55 | + "thrift_compact": {ReceiverSettings: configmodels.ReceiverSettings{Endpoint: "def"}}, |
| 56 | + }, |
| 57 | + }, |
| 58 | + }, |
| 59 | + Processors: configmodels.Processors{ |
| 60 | + "batch": &batchprocessor.Config{ |
| 61 | + SendBatchSize: uint32(160), |
| 62 | + }, |
| 63 | + }, |
| 64 | + Service: configmodels.Service{ |
| 65 | + Extensions: []string{"def", "def2"}, |
| 66 | + Pipelines: configmodels.Pipelines{ |
| 67 | + "traces": &configmodels.Pipeline{ |
| 68 | + Receivers: []string{"jaeger"}, |
| 69 | + Processors: []string{"batch"}, |
| 70 | + }, |
| 71 | + }, |
| 72 | + }, |
| 73 | + } |
| 74 | + overrideCfg := &configmodels.Config{ |
| 75 | + Receivers: configmodels.Receivers{ |
| 76 | + "jaeger": &jaegerreceiver.Config{ |
| 77 | + Protocols: map[string]*receiver.SecureReceiverSettings{ |
| 78 | + "grpc": {ReceiverSettings: configmodels.ReceiverSettings{Endpoint: "master_jaeger_url"}}, |
| 79 | + }, |
| 80 | + }, |
| 81 | + "zipkin": &zipkinreceiver.Config{ |
| 82 | + ReceiverSettings: configmodels.ReceiverSettings{ |
| 83 | + Endpoint: "master_zipkin_url", |
| 84 | + }, |
| 85 | + }, |
| 86 | + }, |
| 87 | + Processors: configmodels.Processors{ |
| 88 | + "attributes": &attributesprocessor.Config{ |
| 89 | + Actions: []attributesprocessor.ActionKeyValue{{Key: "foo"}}, |
| 90 | + }, |
| 91 | + }, |
| 92 | + Service: configmodels.Service{ |
| 93 | + Extensions: []string{"def", "master1", "master2"}, |
| 94 | + Pipelines: configmodels.Pipelines{ |
| 95 | + "traces": &configmodels.Pipeline{ |
| 96 | + Receivers: []string{"jaeger", "zipkin"}, |
| 97 | + Processors: []string{"attributes"}, |
| 98 | + }, |
| 99 | + "traces/2": &configmodels.Pipeline{ |
| 100 | + Processors: []string{"example"}, |
| 101 | + }, |
| 102 | + }, |
| 103 | + }, |
| 104 | + } |
| 105 | + expected := &configmodels.Config{ |
| 106 | + Receivers: configmodels.Receivers{ |
| 107 | + "jaeger": &jaegerreceiver.Config{ |
| 108 | + Protocols: map[string]*receiver.SecureReceiverSettings{ |
| 109 | + "grpc": {ReceiverSettings: configmodels.ReceiverSettings{Endpoint: "master_jaeger_url"}}, |
| 110 | + "thrift_compact": {ReceiverSettings: configmodels.ReceiverSettings{Endpoint: "def"}}, |
| 111 | + }, |
| 112 | + }, |
| 113 | + "zipkin": &zipkinreceiver.Config{ |
| 114 | + ReceiverSettings: configmodels.ReceiverSettings{ |
| 115 | + Endpoint: "master_zipkin_url", |
| 116 | + }, |
| 117 | + }, |
| 118 | + }, |
| 119 | + Processors: configmodels.Processors{ |
| 120 | + "batch": &batchprocessor.Config{ |
| 121 | + SendBatchSize: uint32(160), |
| 122 | + }, |
| 123 | + "attributes": &attributesprocessor.Config{ |
| 124 | + Actions: []attributesprocessor.ActionKeyValue{{Key: "foo"}}, |
| 125 | + }, |
| 126 | + }, |
| 127 | + Service: configmodels.Service{ |
| 128 | + Extensions: []string{"def", "master1", "master2"}, |
| 129 | + Pipelines: configmodels.Pipelines{ |
| 130 | + "traces": &configmodels.Pipeline{ |
| 131 | + Receivers: []string{"jaeger", "zipkin"}, |
| 132 | + Processors: []string{"attributes"}, |
| 133 | + }, |
| 134 | + "traces/2": &configmodels.Pipeline{ |
| 135 | + Processors: []string{"example"}, |
| 136 | + }, |
| 137 | + }, |
| 138 | + }, |
| 139 | + } |
| 140 | + err := MergeConfigs(cfg, overrideCfg) |
| 141 | + require.NoError(t, err) |
| 142 | + assert.Equal(t, expected, cfg) |
| 143 | +} |
| 144 | + |
| 145 | +func TestMergeConfigFiles(t *testing.T) { |
| 146 | + testFiles := []string{"emptyoverride", "addprocessor", "multiplecomponents"} |
| 147 | + v, _ := jConfig.Viperize(elasticsearch.DefaultOptions().AddFlags) |
| 148 | + cmpts := Components(v) |
| 149 | + for _, f := range testFiles { |
| 150 | + t.Run(f, func(t *testing.T) { |
| 151 | + cfg, err := loadConfig(cmpts, fmt.Sprintf("testdata/%s.yaml", f)) |
| 152 | + require.NoError(t, err) |
| 153 | + override, err := loadConfig(cmpts, fmt.Sprintf("testdata/%s-override.yaml", f)) |
| 154 | + require.NoError(t, err) |
| 155 | + merged, err := loadConfig(cmpts, fmt.Sprintf("testdata/%s-merged.yaml", f)) |
| 156 | + require.NoError(t, err) |
| 157 | + err = MergeConfigs(cfg, override) |
| 158 | + require.NoError(t, err) |
| 159 | + assert.Equal(t, merged, cfg) |
| 160 | + }) |
| 161 | + } |
| 162 | +} |
| 163 | + |
| 164 | +func loadConfig(factories config.Factories, file string) (*configmodels.Config, error) { |
| 165 | + // config.Load fails to load an empty config |
| 166 | + if file == "testdata/emptyoverride-override.yaml" { |
| 167 | + return &configmodels.Config{}, nil |
| 168 | + } |
| 169 | + v := viper.New() |
| 170 | + v.SetConfigFile(file) |
| 171 | + err := v.ReadInConfig() |
| 172 | + if err != nil { |
| 173 | + return nil, fmt.Errorf("error loading config file %q: %v", file, err) |
| 174 | + } |
| 175 | + return config.Load(v, factories) |
| 176 | +} |
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