Merge branch 'main' into kafkaexporter_zipkin_encoding

.chloggen/opensearch-exporter-implmentation.yaml

@@ -0,0 +1,9 @@
+change_type: enhancement
+
+component: opensearchexporter
+
+note: implement [OpenSearch](https://opensearch.org/) exporter.
+
+issues: [23611]
+
+subtext:

.github/CODEOWNERS

@@ -148,7 +148,7 @@ processor/deltatorateprocessor/                          @open-telemetry/collect
 processor/filterprocessor/                               @open-telemetry/collector-contrib-approvers @TylerHelmuth @boostchicken
 processor/groupbyattrsprocessor/                         @open-telemetry/collector-contrib-approvers @rnishtala-sumo
 processor/groupbytraceprocessor/                         @open-telemetry/collector-contrib-approvers @jpkrohling
-processor/k8sattributesprocessor/                        @open-telemetry/collector-contrib-approvers @dmitryax @rmfitzpatrick @fatsheep9146
+processor/k8sattributesprocessor/                        @open-telemetry/collector-contrib-approvers @dmitryax @rmfitzpatrick @fatsheep9146 @TylerHelmuth
 processor/logstransformprocessor/                        @open-telemetry/collector-contrib-approvers @djaglowski @dehaansa
 processor/metricsgenerationprocessor/                    @open-telemetry/collector-contrib-approvers @Aneurysm9
 processor/metricstransformprocessor/                     @open-telemetry/collector-contrib-approvers @dmitryax
@@ -208,9 +208,9 @@ receiver/influxdbreceiver/                               @open-telemetry/collect
 receiver/jaegerreceiver/                                 @open-telemetry/collector-contrib-approvers @jpkrohling
 receiver/jmxreceiver/                                    @open-telemetry/collector-contrib-approvers @rmfitzpatrick
 receiver/journaldreceiver/                               @open-telemetry/collector-contrib-approvers @sumo-drosiek @djaglowski
-receiver/k8sclusterreceiver/                             @open-telemetry/collector-contrib-approvers @dmitryax
-receiver/k8seventsreceiver/                              @open-telemetry/collector-contrib-approvers @dmitryax
-receiver/k8sobjectsreceiver/                             @open-telemetry/collector-contrib-approvers @dmitryax @hvaghani221
+receiver/k8sclusterreceiver/                             @open-telemetry/collector-contrib-approvers @dmitryax @TylerHelmuth
+receiver/k8seventsreceiver/                              @open-telemetry/collector-contrib-approvers @dmitryax @TylerHelmuth
+receiver/k8sobjectsreceiver/                             @open-telemetry/collector-contrib-approvers @dmitryax @hvaghani221 @TylerHelmuth
 receiver/kafkametricsreceiver/                           @open-telemetry/collector-contrib-approvers @dmitryax
 receiver/kafkareceiver/                                  @open-telemetry/collector-contrib-approvers @pavolloffay @MovieStoreGuy
 receiver/kubeletstatsreceiver/                           @open-telemetry/collector-contrib-approvers @dmitryax

exporter/alibabacloudlogserviceexporter/metricsdata_to_logservice.go

@@ -269,8 +269,9 @@ func doubleSummaryMetricsToLogs(name string, data pmetric.SummaryDataPointSlice,
 }
 
 func metricDataToLogServiceData(md pmetric.Metric, defaultLabels KeyValues) (logs []*sls.Log) {
+	//exhaustive:enforce
 	switch md.Type() {
-	case pmetric.MetricTypeEmpty:
+	case pmetric.MetricTypeEmpty, pmetric.MetricTypeExponentialHistogram:
 		break
 	case pmetric.MetricTypeGauge:
 		return numberMetricsToLogs(md.Name(), md.Gauge().DataPoints(), defaultLabels)

exporter/cassandraexporter/exporter_logs.go

@@ -89,7 +89,10 @@ func (e *logsExporter) pushLogsData(ctx context.Context, ld plog.Logs) error {
 			for k := 0; k < rs.Len(); k++ {
 				r := rs.At(k)
 				logAttr := attributesToMap(r.Attributes().AsRaw())
-				bodyByte, _ := json.Marshal(r.Body().AsRaw())
+				bodyByte, err := json.Marshal(r.Body().AsRaw())
+				if err != nil {
+					return err
+				}
 
 				insertLogError := e.client.Query(fmt.Sprintf(insertLogTableSQL, e.cfg.Keyspace, e.cfg.LogsTable),
 					r.Timestamp().AsTime(),

exporter/fileexporter/buffered_writer_test.go

@@ -45,7 +45,7 @@ func TestBufferedWrites(t *testing.T) {
 }
 
 var (
-	benchmarkErr error
+	errBenchmark error
 )
 
 func BenchmarkWriter(b *testing.B) {
@@ -83,7 +83,7 @@ func BenchmarkWriter(b *testing.B) {
 				for i := 0; i < b.N; i++ {
 					_, err = w.Write(payload)
 				}
-				benchmarkErr = multierr.Combine(err, w.Close())
+				errBenchmark = multierr.Combine(err, w.Close())
 			})
 		}
 	}

exporter/opensearchexporter/README.md

@@ -17,14 +17,16 @@ The documents are sent using [observability catalog](https://github.com/opensear
 
 ### HTTP Connection Options
 OpenSearch export supports standard (HTTP client settings](https://github.com/open-telemetry/opentelemetry-collector/tree/main/config/confighttp#client-configuration).
-- `endpoint` (required) `<url>:<port>` of OpenSearch node to send data to.
+- `http.endpoint` (required) `<url>:<port>` of OpenSearch node to send data to.
 
 ### TLS settings
 Supports standard TLS settings as part of HTTP settings. See [TLS Configuration/Client Settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/config/configtls/README.md#client-configuration).
 
 ### Retry Options
 - `retry_on_failure`: See [retry_on_failure](https://github.com/open-telemetry/opentelemetry-collector/blob/main/exporter/exporterhelper/README.md)
 
+### Timeout Options
+- `timeout` : See [timeout](https://github.com/open-telemetry/opentelemetry-collector/blob/main/exporter/exporterhelper/README.md)
 ## Example
 
 ```yaml
@@ -36,9 +38,10 @@ extensions:
 
 exporters:
   opensearch/trace:
-    endpoint: https://opensearch.example.com:9200
-    auth:
-      authenticator: basicauth/client
+    http:
+      endpoint: https://opensearch.example.com:9200
+      auth:
+        authenticator: basicauth/client
 # ······
 service:
   pipelines:

exporter/opensearchexporter/config.go

@@ -8,24 +8,43 @@ import (
 
 	"go.opentelemetry.io/collector/config/confighttp"
 	"go.opentelemetry.io/collector/exporter/exporterhelper"
+	"go.uber.org/multierr"
+)
+
+const (
+	// defaultNamespace value is used as ssoTracesExporter.Namespace when component.Config.Namespace is not set.
+	defaultNamespace = "namespace"
+
+	// defaultDataset value is used as ssoTracesExporter.Dataset when component.Config.Dataset is not set.
+	defaultDataset = "default"
 )
 
 // Config defines configuration for OpenSearch exporter.
 type Config struct {
-	confighttp.HTTPClientSettings `mapstructure:",squash"`
-	exporterhelper.RetrySettings  `mapstructure:"retry_on_failure"`
-	Namespace                     string `mapstructure:"namespace"`
-	Dataset                       string `mapstructure:"dataset"`
+	confighttp.HTTPClientSettings  `mapstructure:"http"`
+	exporterhelper.RetrySettings   `mapstructure:"retry_on_failure"`
+	exporterhelper.TimeoutSettings `mapstructure:",squash"`
+	Namespace                      string `mapstructure:"namespace"`
+	Dataset                        string `mapstructure:"dataset"`
 }
 
 var (
 	errConfigNoEndpoint = errors.New("endpoint must be specified")
+	errDatasetNoValue   = errors.New("dataset must be specified")
+	errNamespaceNoValue = errors.New("namespace must be specified")
 )
 
 // Validate validates the opensearch server configuration.
 func (cfg *Config) Validate() error {
+	var multiErr []error
 	if len(cfg.Endpoint) == 0 {
-		return errConfigNoEndpoint
+		multiErr = append(multiErr, errConfigNoEndpoint)
+	}
+	if len(cfg.Dataset) == 0 {
+		multiErr = append(multiErr, errDatasetNoValue)
+	}
+	if len(cfg.Namespace) == 0 {
+		multiErr = append(multiErr, errNamespaceNoValue)
 	}
-	return nil
+	return multierr.Combine(multiErr...)
 }

exporter/opensearchexporter/config_test.go

@@ -24,8 +24,10 @@ func TestLoadConfig(t *testing.T) {
 	cm, err := confmaptest.LoadConf(filepath.Join("testdata", "config.yaml"))
 	require.NoError(t, err)
 
-	defaultCfg := newDefaultConfig()
-	defaultCfg.(*Config).Endpoint = "https://opensearch.example.com:9200"
+	sampleEndpoint := "https://opensearch.example.com:9200"
+	sampleCfg := withDefaultConfig(func(config *Config) {
+		config.Endpoint = sampleEndpoint
+	})
 	maxIdleConns := 100
 	idleConnTimeout := 90 * time.Second
 
@@ -36,7 +38,7 @@ func TestLoadConfig(t *testing.T) {
 	}{
 		{
 			id:                   component.NewIDWithName(typeStr, ""),
-			expected:             defaultCfg,
+			expected:             sampleCfg,
 			configValidateAssert: assert.NoError,
 		},
 		{
@@ -45,7 +47,7 @@ func TestLoadConfig(t *testing.T) {
 				Dataset:   "ngnix",
 				Namespace: "eu",
 				HTTPClientSettings: confighttp.HTTPClientSettings{
-					Endpoint: "https://opensearch.example.com:9200",
+					Endpoint: sampleEndpoint,
 					Timeout:  2 * time.Minute,
 					Headers: map[string]configopaque.String{
 						"myheader": "test",
@@ -65,6 +67,28 @@ func TestLoadConfig(t *testing.T) {
 			},
 			configValidateAssert: assert.NoError,
 		},
+		{
+			id: component.NewIDWithName(typeStr, "empty_dataset"),
+			expected: withDefaultConfig(func(config *Config) {
+				config.Endpoint = sampleEndpoint
+				config.Dataset = ""
+				config.Namespace = "eu"
+			}),
+			configValidateAssert: func(t assert.TestingT, err error, i ...interface{}) bool {
+				return assert.ErrorContains(t, err, errDatasetNoValue.Error())
+			},
+		},
+		{
+			id: component.NewIDWithName(typeStr, "empty_namespace"),
+			expected: withDefaultConfig(func(config *Config) {
+				config.Endpoint = sampleEndpoint
+				config.Dataset = "ngnix"
+				config.Namespace = ""
+			}),
+			configValidateAssert: func(t assert.TestingT, err error, i ...interface{}) bool {
+				return assert.ErrorContains(t, err, errNamespaceNoValue.Error())
+			},
+		},
 	}
 
 	for _, tt := range tests {
@@ -82,3 +106,13 @@ func TestLoadConfig(t *testing.T) {
 		})
 	}
 }
+
+// withDefaultConfig create a new default configuration
+// and applies provided functions to it.
+func withDefaultConfig(fns ...func(*Config)) *Config {
+	cfg := newDefaultConfig().(*Config)
+	for _, fn := range fns {
+		fn(cfg)
+	}
+	return cfg
+}

exporter/opensearchexporter/factory.go

@@ -8,9 +8,9 @@ import (
 
 	"go.opentelemetry.io/collector/component"
 	"go.opentelemetry.io/collector/config/confighttp"
+	"go.opentelemetry.io/collector/consumer"
 	"go.opentelemetry.io/collector/exporter"
 	"go.opentelemetry.io/collector/exporter/exporterhelper"
-	"go.opentelemetry.io/collector/pdata/ptrace"
 )
 
 const (
@@ -32,20 +32,25 @@ func NewFactory() exporter.Factory {
 func newDefaultConfig() component.Config {
 	return &Config{
 		HTTPClientSettings: confighttp.NewDefaultHTTPClientSettings(),
-		Namespace:          "namespace",
-		Dataset:            "default",
+		Namespace:          defaultNamespace,
+		Dataset:            defaultDataset,
 		RetrySettings:      exporterhelper.NewDefaultRetrySettings(),
 	}
 }
 
 func createTracesExporter(ctx context.Context,
 	set exporter.CreateSettings,
 	cfg component.Config) (exporter.Traces, error) {
+	c := cfg.(*Config)
+	te, e := newSSOTracesExporter(c, set)
+	if e != nil {
+		return nil, e
+	}
 
-	return exporterhelper.NewTracesExporter(ctx, set, cfg, func(ctx context.Context, ld ptrace.Traces) error {
-		return nil
-	},
-		exporterhelper.WithShutdown(func(ctx context.Context) error {
-			return nil
-		}))
+	return exporterhelper.NewTracesExporter(ctx, set, cfg,
+		te.pushTraceData,
+		exporterhelper.WithStart(te.Start),
+		exporterhelper.WithCapabilities(consumer.Capabilities{MutatesData: false}),
+		exporterhelper.WithRetry(c.RetrySettings),
+		exporterhelper.WithTimeout(c.TimeoutSettings))
 }

exporter/opensearchexporter/factory_test.go

@@ -0,0 +1,50 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package opensearchexporter
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"go.opentelemetry.io/collector/component/componenttest"
+	"go.opentelemetry.io/collector/exporter/exportertest"
+)
+
+func TestCreateDefaultConfig(t *testing.T) {
+	factory := NewFactory()
+	cfg := factory.CreateDefaultConfig()
+	assert.NotNil(t, cfg, "failed to create default config")
+	assert.NoError(t, componenttest.CheckConfigStruct(cfg))
+}
+
+func TestFactory_CreateMetricsExporter_Fail(t *testing.T) {
+	factory := NewFactory()
+	cfg := factory.CreateDefaultConfig()
+	params := exportertest.NewNopCreateSettings()
+	_, err := factory.CreateMetricsExporter(context.Background(), params, cfg)
+	require.Error(t, err, "expected an error when creating a traces exporter")
+}
+
+func TestFactory_CreateTracesExporter_Fail(t *testing.T) {
+	factory := NewFactory()
+	cfg := factory.CreateDefaultConfig()
+	params := exportertest.NewNopCreateSettings()
+	_, err := factory.CreateTracesExporter(context.Background(), params, cfg)
+	require.Error(t, err, "expected an error when creating a traces exporter")
+}
+
+func TestFactory_CreateTracesExporter(t *testing.T) {
+	factory := NewFactory()
+	cfg := withDefaultConfig(func(cfg *Config) {
+		cfg.Endpoint = "https://opensearch.example.com:9200"
+	})
+	params := exportertest.NewNopCreateSettings()
+	exporter, err := factory.CreateTracesExporter(context.Background(), params, cfg)
+	require.NoError(t, err)
+	require.NotNil(t, exporter)
+
+	require.NoError(t, exporter.Shutdown(context.TODO()))
+}

exporter/opensearchexporter/go.mod

@@ -3,14 +3,19 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/exporter/opense
 go 1.20
 
 require (
+	github.com/opensearch-project/opensearch-go/v2 v2.3.0
 	github.com/stretchr/testify v1.8.4
 	go.opentelemetry.io/collector/component v0.83.0
 	go.opentelemetry.io/collector/config/configauth v0.83.0
 	go.opentelemetry.io/collector/config/confighttp v0.83.0
 	go.opentelemetry.io/collector/config/configopaque v0.83.0
 	go.opentelemetry.io/collector/confmap v0.83.0
+	go.opentelemetry.io/collector/consumer v0.83.0
 	go.opentelemetry.io/collector/exporter v0.83.0
 	go.opentelemetry.io/collector/pdata v1.0.0-rcv0014
+	go.uber.org/multierr v1.11.0
+	go.uber.org/zap v1.25.0
+	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
@@ -40,7 +45,6 @@ require (
 	go.opentelemetry.io/collector/config/configtelemetry v0.83.0 // indirect
 	go.opentelemetry.io/collector/config/configtls v0.83.0 // indirect
 	go.opentelemetry.io/collector/config/internal v0.83.0 // indirect
-	go.opentelemetry.io/collector/consumer v0.83.0 // indirect
 	go.opentelemetry.io/collector/extension v0.83.0 // indirect
 	go.opentelemetry.io/collector/extension/auth v0.83.0 // indirect
 	go.opentelemetry.io/collector/featuregate v1.0.0-rcv0014 // indirect
@@ -50,13 +54,10 @@ require (
 	go.opentelemetry.io/otel v1.16.0 // indirect
 	go.opentelemetry.io/otel/metric v1.16.0 // indirect
 	go.opentelemetry.io/otel/trace v1.16.0 // indirect
-	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.25.0 // indirect
 	golang.org/x/net v0.14.0 // indirect
 	golang.org/x/sys v0.11.0 // indirect
 	golang.org/x/text v0.12.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc // indirect
 	google.golang.org/grpc v1.57.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
 )