Update mysqlreceiver to use mdatagen v2 (#7507)

CHANGELOG.md

@@ -13,9 +13,9 @@
 - `awscontainerinsightreceiver`: add full pod name when configured to AWS Container Insights Receiver (#7415)
 - `hostreceiver/loadscraper`: Migrate the scraper to the mdatagen metrics builder (#7288)
 - `awsecscontainermetricsreceiver`: Rename attributes to follow semantic conventions (#7425)
-- `mysqlreceiver`: Add golden files for integration test
 - `datadogexporter`: Always map conventional attributes to tags (#7185)
-
+- `mysqlreceiver`: Add golden files for integration test (#7303)
+- `mysqlreceiver`: Update to use mdatagen v2 (#7507)
 ## 🛑 Breaking changes 🛑
 
 ## 🚀 New components 🚀

receiver/mysqlreceiver/codegen.go

@@ -0,0 +1,17 @@
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http:https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:generate mdatagen --experimental-gen metadata.yaml
+
+package mysqlreceiver // import "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/mysqlreceiver"

receiver/mysqlreceiver/config.go

@@ -17,6 +17,8 @@ package mysqlreceiver // import "github.com/open-telemetry/opentelemetry-collect
 import (
  "go.opentelemetry.io/collector/config/confignet"
  "go.opentelemetry.io/collector/receiver/scraperhelper"
+
+ "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/mysqlreceiver/internal/metadata"
 )
 
 type Config struct {
@@ -26,4 +28,5 @@ type Config struct {
  Database string `mapstructure:"database,omitempty"`
  AllowNativePasswords bool `mapstructure:"allow_native_passwords,omitempty"`
  confignet.NetAddr `mapstructure:",squash"`
+ Metrics metadata.MetricsSettings `mapstructure:"metrics"`
 }

receiver/mysqlreceiver/factory.go

@@ -14,8 +14,6 @@
 
 package mysqlreceiver // import "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/mysqlreceiver"
 
-//go:generate mdatagen metadata.yaml
-
 import (
  "context"
  "time"
@@ -26,6 +24,8 @@ import (
  "go.opentelemetry.io/collector/consumer"
  "go.opentelemetry.io/collector/receiver/receiverhelper"
  "go.opentelemetry.io/collector/receiver/scraperhelper"
+
+ "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/mysqlreceiver/internal/metadata"
 )
 
 const (
@@ -51,6 +51,7 @@ func createDefaultConfig() config.Receiver {
  Endpoint: "localhost:3306",
  Transport: "tcp",
  },
+ Metrics: metadata.DefaultMetricsSettings(),
  }
 }