Deprecate configmapprovider package, replace with mapconverter (#5167)

The new `config/mapconverter` has the same structure as the `config/mapprovider` so it is consistent.

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>

CHANGELOG.md

@@ -13,6 +13,8 @@
 
 ### 🚩 Deprecations 🚩
 
+- Deprecate configmapprovider package, replace with mapconverter (#5167)
+
 ### 💡 Enhancements 💡
 
 - OTLP HTTP receiver will use HTTP/2 over TLS if client supports it (#5190) 

config/configmapprovider/deprecated.go

@@ -0,0 +1,26 @@
+// 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://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.
+
+package configmapprovider // import "go.opentelemetry.io/collector/config/configmapprovider"
+
+import (
+	"go.opentelemetry.io/collector/config/mapconverter/expandmapconverter"
+	"go.opentelemetry.io/collector/config/mapconverter/overwritepropertiesmapconverter"
+)
+
+// Deprecated: [v0.49.0] use expandmapconverter.New.
+var NewExpandConverter = expandmapconverter.New
+
+// Deprecated: [v0.49.0] use overwritepropertiesmapconverter.New.
+var NewOverwritePropertiesConverter = overwritepropertiesmapconverter.New

config/configmapprovider/expand.go → config/mapconverter/expandmapconverter/expand.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package configmapprovider // import "go.opentelemetry.io/collector/config/configmapprovider"
+package expandmapconverter // import "go.opentelemetry.io/collector/config/mapconverter/expandmapconverter"
 
 import (
 	"context"
@@ -21,10 +21,10 @@ import (
 	"go.opentelemetry.io/collector/config"
 )
 
-// NewExpandConverter returns a service.ConfigMapConverterFunc, that expands all environment variables for a given config.Map.
+// New returns a config.MapConverterFunc, that expands all environment variables for a given config.Map.
 //
 // Notice: This API is experimental.
-func NewExpandConverter() config.MapConverterFunc {
+func New() config.MapConverterFunc {
 	return func(_ context.Context, cfgMap *config.Map) error {
 		for _, k := range cfgMap.AllKeys() {
 			cfgMap.Set(k, expandStringValues(cfgMap.Get(k)))

config/configmapprovider/expand_test.go → config/mapconverter/expandmapconverter/expand_test.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package configmapprovider
+package expandmapconverter
 
 import (
 	"context"
@@ -56,7 +56,7 @@ func TestNewExpandConverter(t *testing.T) {
 			require.NoError(t, err, "Unable to get config")
 
 			// Test that expanded configs are the same with the simple config with no env vars.
-			require.NoError(t, NewExpandConverter()(context.Background(), cfgMap))
+			require.NoError(t, New()(context.Background(), cfgMap))
 			assert.Equal(t, expectedCfgMap.ToStringMap(), cfgMap.ToStringMap())
 		})
 	}
@@ -75,7 +75,7 @@ func TestNewExpandConverter_EscapedMaps(t *testing.T) {
 				"recv": "$MAP_VALUE",
 			}},
 	)
-	require.NoError(t, NewExpandConverter()(context.Background(), cfgMap))
+	require.NoError(t, New()(context.Background(), cfgMap))
 
 	expectedMap := map[string]interface{}{
 		"test_string_map": map[string]interface{}{
@@ -112,7 +112,7 @@ func TestNewExpandConverter_EscapedEnvVars(t *testing.T) {
 			// escaped $ alone
 			"recv.7": "$",
 		}}
-	require.NoError(t, NewExpandConverter()(context.Background(), cfgMap))
+	require.NoError(t, New()(context.Background(), cfgMap))
 	assert.Equal(t, expectedMap, cfgMap.ToStringMap())
 }
 

config/configmapprovider/properties.go → config/mapconverter/overwritepropertiesmapconverter/properties.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package configmapprovider // import "go.opentelemetry.io/collector/config/configmapprovider"
+package overwritepropertiesmapconverter // import "go.opentelemetry.io/collector/config/mapconverter/overwritepropertiesmapconverter"
 
 import (
 	"bytes"
@@ -25,13 +25,13 @@ import (
 	"go.opentelemetry.io/collector/config"
 )
 
-// NewOverwritePropertiesConverter returns a config.MapConverterFunc, that overrides all the given properties into the
+// New returns a config.MapConverterFunc, that overrides all the given properties into the
 // input map.
 //
 // Properties must follow the Java properties format, key-value list separated by equal sign with a "."
 // as key delimiter.
 //  ["processors.batch.timeout=2s", "processors.batch/foo.timeout=3s"]
-func NewOverwritePropertiesConverter(properties []string) config.MapConverterFunc {
+func New(properties []string) config.MapConverterFunc {
 	return func(_ context.Context, cfgMap *config.Map) error {
 		return convert(properties, cfgMap)
 	}

config/configmapprovider/properties_test.go → config/mapconverter/overwritepropertiesmapconverter/properties_test.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package configmapprovider
+package overwritepropertiesmapconverter
 
 import (
 	"context"
@@ -25,7 +25,7 @@ import (
 )
 
 func TestOverwritePropertiesConverter_Empty(t *testing.T) {
-	pmp := NewOverwritePropertiesConverter(nil)
+	pmp := New(nil)
 	cfgMap := config.NewMapFromStringMap(map[string]interface{}{"foo": "bar"})
 	assert.NoError(t, pmp(context.Background(), cfgMap))
 	assert.Equal(t, map[string]interface{}{"foo": "bar"}, cfgMap.ToStringMap())
@@ -39,7 +39,7 @@ func TestOverwritePropertiesConverter(t *testing.T) {
 		"exporters.kafka.brokers=foo:9200,foo2:9200",
 	}
 
-	pmp := NewOverwritePropertiesConverter(props)
+	pmp := New(props)
 	cfgMap := config.NewMap()
 	require.NoError(t, pmp(context.Background(), cfgMap))
 	keys := cfgMap.AllKeys()
@@ -51,7 +51,7 @@ func TestOverwritePropertiesConverter(t *testing.T) {
 }
 
 func TestOverwritePropertiesConverter_InvalidProperty(t *testing.T) {
-	pmp := NewOverwritePropertiesConverter([]string{"=2s"})
+	pmp := New([]string{"=2s"})
 	cfgMap := config.NewMap()
 	assert.Error(t, pmp(context.Background(), cfgMap))
 }

service/config_provider.go

@@ -25,9 +25,10 @@ import (
 
 	"go.opentelemetry.io/collector/component"
 	"go.opentelemetry.io/collector/config"
-	"go.opentelemetry.io/collector/config/configmapprovider"
 	"go.opentelemetry.io/collector/config/configunmarshaler"
 	"go.opentelemetry.io/collector/config/experimental/configsource"
+	"go.opentelemetry.io/collector/config/mapconverter/expandmapconverter"
+	"go.opentelemetry.io/collector/config/mapconverter/overwritepropertiesmapconverter"
 	"go.opentelemetry.io/collector/config/mapprovider/envmapprovider"
 	"go.opentelemetry.io/collector/config/mapprovider/filemapprovider"
 	"go.opentelemetry.io/collector/config/mapprovider/yamlmapprovider"
@@ -108,8 +109,8 @@ func MustNewDefaultConfigProvider(configLocations []string, properties []string)
 		configLocations,
 		makeConfigMapProviderMap(filemapprovider.New(), envmapprovider.New(), yamlmapprovider.New()),
 		[]config.MapConverterFunc{
-			configmapprovider.NewOverwritePropertiesConverter(properties),
-			configmapprovider.NewExpandConverter(),
+			overwritepropertiesmapconverter.New(properties),
+			expandmapconverter.New(),
 		},
 		configunmarshaler.NewDefault())
 }