[receiver/tcp_check] rename to tcp_check with deprecated alias tcpcheck

.chloggen/config.yaml

@@ -333,8 +333,8 @@ components:
     - receiver/stef
     - receiver/syslog
     - receiver/systemd
+    - receiver/tcp_check
     - receiver/tcp_log
-    - receiver/tcpcheck
     - receiver/tls_check
     - receiver/udp_log
     - receiver/vcenter

.chloggen/rename-tcp-check-receiver.yaml

@@ -0,0 +1,13 @@
+# Use this changelog template to create an entry for release notes.
+
+change_type: deprecation
+
+component: receiver/tcp_check
+
+note: Rename `tcpcheck` receiver to `tcp_check` with deprecated alias `tcpcheck`
+
+issues: [45339]
+
+subtext:
+
+change_logs: [user]

receiver/tcpcheckreceiver/README.md

@@ -17,6 +17,9 @@ This receiver creates stats by connecting to a TCP server.
 
 ## Configuration
 
+> **Note:** This receiver was renamed from `tcpcheck` to `tcp_check` to match the snake_case naming convention.
+> The deprecated component type `tcpcheck` is still accepted as an alias and will log a deprecation warning.
+
 The following settings are required:
 - `endpoint`
 
@@ -30,7 +33,7 @@ Targets are
 
 ```yaml
 receivers:
-  tcpcheck:
+  tcp_check:
     targets:
       - endpoint: example.com:443
         dialer:

receiver/tcpcheckreceiver/documentation.md

@@ -1,6 +1,6 @@
 [comment]: <> (Code generated by mdatagen. DO NOT EDIT.)
 
-# tcpcheck
+# tcp_check
 
 ## Default Metrics
 

receiver/tcpcheckreceiver/factory.go

@@ -10,6 +10,7 @@ import (
 	"go.opentelemetry.io/collector/config/confignet"
 	"go.opentelemetry.io/collector/consumer"
 	"go.opentelemetry.io/collector/receiver"
+	"go.opentelemetry.io/collector/receiver/xreceiver"
 	collectorscraper "go.opentelemetry.io/collector/scraper"
 	"go.opentelemetry.io/collector/scraper/scraperhelper"
 
@@ -18,10 +19,12 @@ import (
 
 // NewFactory creates a factory for tcpcheckreceiver receiver.
 func NewFactory() receiver.Factory {
-	return receiver.NewFactory(
+	return xreceiver.NewFactory(
 		metadata.Type,
 		newDefaultConfig,
-		receiver.WithMetrics(newReceiver, metadata.MetricsStability))
+		xreceiver.WithMetrics(newReceiver, metadata.MetricsStability),
+		xreceiver.WithDeprecatedTypeAlias(metadata.DeprecatedType),
+	)
 }
 
 func newDefaultConfig() component.Config {

receiver/tcpcheckreceiver/go.mod

@@ -18,6 +18,7 @@ require (
 	go.opentelemetry.io/collector/pdata v1.57.1-0.20260501001745-24aecacf1c04
 	go.opentelemetry.io/collector/receiver v1.57.1-0.20260501001745-24aecacf1c04
 	go.opentelemetry.io/collector/receiver/receivertest v0.151.1-0.20260501001745-24aecacf1c04
+	go.opentelemetry.io/collector/receiver/xreceiver v0.151.1-0.20260501001745-24aecacf1c04
 	go.opentelemetry.io/collector/scraper v0.151.1-0.20260501001745-24aecacf1c04
 	go.opentelemetry.io/collector/scraper/scraperhelper v0.151.1-0.20260501001745-24aecacf1c04
 	go.uber.org/goleak v1.3.0
@@ -56,7 +57,6 @@ require (
 	go.opentelemetry.io/collector/pipeline v1.57.1-0.20260501001745-24aecacf1c04 // indirect
 	go.opentelemetry.io/collector/pipeline/xpipeline v0.151.1-0.20260501001745-24aecacf1c04 // indirect
 	go.opentelemetry.io/collector/receiver/receiverhelper v0.151.1-0.20260501001745-24aecacf1c04 // indirect
-	go.opentelemetry.io/collector/receiver/xreceiver v0.151.1-0.20260501001745-24aecacf1c04 // indirect
 	go.opentelemetry.io/otel v1.43.0 // indirect
 	go.opentelemetry.io/otel/metric v1.43.0 // indirect
 	go.opentelemetry.io/otel/sdk v1.43.0 // indirect

receiver/tcpcheckreceiver/internal/metadata/config.schema.yaml

@@ -1,7 +1,7 @@
 # Code generated by mdatagen. DO NOT EDIT.
 $defs:
   metrics_config:
-    description: MetricsConfig provides config for tcpcheck metrics.
+    description: MetricsConfig provides config for tcp_check metrics.
     type: object
     properties:
       tcpcheck.duration:
@@ -44,7 +44,7 @@ $defs:
             type: boolean
             default: true
   metrics_builder_config:
-    description: MetricsBuilderConfig is a configuration for tcpcheck metrics builder.
+    description: MetricsBuilderConfig is a configuration for tcp_check metrics builder.
     type: object
     properties:
       metrics:

receiver/tcpcheckreceiver/metadata.yaml

@@ -1,5 +1,6 @@
 display_name: TCP Check Receiver
-type: tcpcheck
+type: tcp_check
+deprecated_type: tcpcheck
 reaggregation_enabled: true
 
 description: This receiver creates stats by connecting to a TCP server.

receiver/tcpcheckreceiver/testdata/config.yaml

@@ -1,5 +1,5 @@
 receivers:
-  tcpcheck:
+  tcp_check:
     collection_interval: 1m
     initial_delay: 1s
     targets:

reports/distributions/contrib.yaml

@@ -226,8 +226,8 @@ components:
         - stef
         - syslog
         - systemd
+        - tcp_check
         - tcp_log
-        - tcpcheck
         - tls_check
         - udp_log
         - vcenter