Add OTLP HTTP exporter (#252)

Author: dmitryax

docs/components.md

@@ -13,10 +13,10 @@ removed prior to the 1.0 release.
 | fluentforward    | attributes        | file       | healthcheck   |
 | hostmetrics      | batch             | logging    | httpforwarder |
 | jaeger           | filter            | otlp       | host_observer |
-| k8s_cluster      | k8s_tagger        | sapm       | k8s_observer  |
-| kubeletstats     | memorylimiter     | signalfx   | pprof         |
-| otlp             | metrictransform   | splunk_hec | zpages        |
-| receiver_creator | resource          |            |               |
+| k8s_cluster      | k8s_tagger        | otlphttp   | k8s_observer  |
+| kubeletstats     | memorylimiter     | sapm       | pprof         |
+| otlp             | metrictransform   | signalfx   | zpages        |
+| receiver_creator | resource          | splunk_hec |               |
 | sapm             | resourcedetection |            |               |
 | signalfx         | span              |            |               |
 | simpleprometheus |                   |            |               |

internal/components/components.go

@@ -43,6 +43,7 @@ import (
 	"go.opentelemetry.io/collector/exporter/kafkaexporter"
 	"go.opentelemetry.io/collector/exporter/loggingexporter"
 	"go.opentelemetry.io/collector/exporter/otlpexporter"
+	"go.opentelemetry.io/collector/exporter/otlphttpexporter"
 	"go.opentelemetry.io/collector/extension/healthcheckextension"
 	"go.opentelemetry.io/collector/extension/pprofextension"
 	"go.opentelemetry.io/collector/extension/zpagesextension"
@@ -108,6 +109,7 @@ func Get() (component.Factories, error) {
 		kafkaexporter.NewFactory(),
 		loggingexporter.NewFactory(),
 		otlpexporter.NewFactory(),
+		otlphttpexporter.NewFactory(),
 		sapmexporter.NewFactory(),
 		signalfxexporter.NewFactory(),
 		splunkhecexporter.NewFactory(),

internal/components/components_test.go

@@ -70,6 +70,7 @@ func TestDefaultComponents(t *testing.T) {
 		"kafka",
 		"logging",
 		"otlp",
+		"otlphttp",
 		"sapm",
 		"signalfx",
 		"splunk_hec",