Add Ack extension to Splunk distribution (#4724)

* Add ack extension

* Update CHANGELOG.md

* Update CHANGELOG.md

* Add ack extension to components.md

CHANGELOG.md

@@ -10,6 +10,10 @@
   - Emit entity events only for matching receivers ([#4691](https://github.com/signalfx/splunk-otel-collector/pull/4691))
   - Remove `log_endpoints` config option ([#4692](https://github.com/signalfx/splunk-otel-collector/pull/4692))
 
+### 🚀 New components 🚀
+
+- (Splunk) Add ack extension ([#4724](https://github.com/signalfx/splunk-otel-collector/pull/4724))
+
 ### 💡 Enhancements 💡
 
 - (Splunk) Include [`splunk-otel-dotnet`](https://github.com/signalfx/splunk-otel-dotnet) in the `splunk-otel-auto-instrumentation` deb/rpm packages (x86_64/amd64 only) ([#4679](https://github.com/signalfx/splunk-otel-collector/pull/4679))

docs/components.md

@@ -110,21 +110,22 @@ The distribution offers support for the following components.
 
 <div>
 
-| Extensions                                                                                                                          | Stability  |
-|:------------------------------------------------------------------------------------------------------------------------------------|:-----------|
-| [basicauth](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/basicauthextension)               | [beta]     |
-| [docker_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/dockerobserver)    | [beta]     |
-| [ecs_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/ecsobserver)          | [beta]     |
-| [ecs_task_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/ecstaskobserver) | [beta]     |
-| [healthcheck](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/healthcheckextension)           | [beta]     |
-| [httpforwarder](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/httpforwarderextension)       | [beta]     |
-| [host_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/hostobserver)        | [beta]     |
-| [k8s_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/k8sobserver)          | [beta]     |
-| [pprof](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/pprofextension)                       | [beta]     |
-| [smartagent](../pkg/extension/smartagentextension)                                                                                  | [beta]     |
-| [zpages](https://github.com/open-telemetry/opentelemetry-collector/tree/main/extension/zpagesextension)                             | [beta]     |
-| [file_storage](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/storage/filestorage)           | [beta]     |
-| [ballast](https://github.com/open-telemetry/opentelemetry-collector/tree/main/extension/ballastextension)                           | [beta]     |
+| Extensions                                                                                                                          | Stability |
+|:------------------------------------------------------------------------------------------------------------------------------------|:----------|
+| [ack](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/ackextension)                           | [alpha]   |
+| [basicauth](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/basicauthextension)               | [beta]    |
+| [docker_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/dockerobserver)    | [beta]    |
+| [ecs_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/ecsobserver)          | [beta]    |
+| [ecs_task_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/ecstaskobserver) | [beta]    |
+| [healthcheck](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/healthcheckextension)           | [beta]    |
+| [httpforwarder](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/httpforwarderextension)       | [beta]    |
+| [host_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/hostobserver)        | [beta]    |
+| [k8s_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/k8sobserver)          | [beta]    |
+| [pprof](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/pprofextension)                       | [beta]    |
+| [smartagent](../pkg/extension/smartagentextension)                                                                                  | [beta]    |
+| [zpages](https://github.com/open-telemetry/opentelemetry-collector/tree/main/extension/zpagesextension)                             | [beta]    |
+| [file_storage](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/storage/filestorage)           | [beta]    |
+| [ballast](https://github.com/open-telemetry/opentelemetry-collector/tree/main/extension/ballastextension)                           | [beta]    |
 
 </div>
 

go.mod

@@ -26,6 +26,7 @@ require (
 	github.com/open-telemetry/opentelemetry-collector-contrib/exporter/sapmexporter v0.99.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/exporter/signalfxexporter v0.99.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/exporter/splunkhecexporter v0.99.0
+	github.com/open-telemetry/opentelemetry-collector-contrib/extension/ackextension v0.99.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/extension/basicauthextension v0.99.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/extension/healthcheckextension v0.99.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/extension/httpforwarderextension v0.99.0
@@ -240,7 +241,6 @@ require (
 	github.com/montanaflynn/stats v0.7.1 // indirect
 	github.com/mrunalp/fileutils v0.5.1 // indirect
 	github.com/okta/okta-sdk-golang/v2 v2.20.0 // indirect
-	github.com/open-telemetry/opentelemetry-collector-contrib/extension/ackextension v0.99.0 // indirect
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/awsutil v0.99.0 // indirect
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/containerinsight v0.99.0 // indirect
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/k8s v0.99.0 // indirect

internal/components/components.go

@@ -27,6 +27,7 @@ import (
 	"github.com/open-telemetry/opentelemetry-collector-contrib/exporter/sapmexporter"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/exporter/signalfxexporter"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/exporter/splunkhecexporter"
+	"github.com/open-telemetry/opentelemetry-collector-contrib/extension/ackextension"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/extension/basicauthextension"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/extension/healthcheckextension"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/extension/httpforwarderextension"
@@ -126,6 +127,7 @@ import (
 func Get() (otelcol.Factories, error) {
 	var errs []error
 	extensions, err := extension.MakeFactoryMap(
+		ackextension.NewFactory(),
 		ballastextension.NewFactory(),
 		basicauthextension.NewFactory(),
 		ecsobserver.NewFactory(),

internal/components/components_test.go

@@ -26,6 +26,7 @@ import (
 
 func TestDefaultComponents(t *testing.T) {
 	expectedExtensions := []string{
+		"ack",
 		"basicauth",
 		"ecs_observer",
 		"ecs_task_observer",