feat(configuration): automatically map old keys (#3199)

This performs automatic remapping of deprecated configuration keys in most situations.

1 files changed, 17 insertions, 4 deletions

diff --git a/internal/configuration/provider.go b/internal/configuration/provider.go
index b64bb8bc1..111e5c041 100644
--- a/internal/configuration/provider.go
+++ b/internal/configuration/provider.go
@@ -29,14 +29,27 @@ func LoadAdvanced(val *schema.StructValidator, path string, result interface{},
 		StrictMerge: false,
 	})
 
-	err = loadSources(ko, val, sources...)
-	if err != nil {
+	if err = loadSources(ko, val, sources...); err != nil {
 		return ko.Keys(), err
 	}
 
-	unmarshal(ko, val, path, result)
+	var final *koanf.Koanf
 
-	return getAllKoanfKeys(ko), nil
+	if final, err = koanfRemapKeys(val, ko, deprecations); err != nil {
+		return koanfGetKeys(ko), err
+	}
+
+	unmarshal(final, val, path, result)
+
+	return koanfGetKeys(final), nil
+}
+
+func mapHasKey(k string, m map[string]interface{}) bool {
+	if _, ok := m[k]; ok {
+		return true
+	}
+
+	return false
 }
 
 func unmarshal(ko *koanf.Koanf, val *schema.StructValidator, path string, o interface{}) {