feat: expose db keyring used in the keystore (#384)

CHANGELOG.md

@@ -47,6 +47,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * [#248](https://github.com/crypto-org-chain/cosmos-sdk/pull/248) Init btree store lazily to save allocations when no content insert into it.
 * [#252](https://github.com/crypto-org-chain/cosmos-sdk/pull/252) Add `BlockGasWanted` to `Context` to support feemarket module.
 * [#269](https://github.com/crypto-org-chain/cosmos-sdk/pull/269) Add `StreamingManager` to baseapp to extend the abci listeners.
+* (crypto/keyring) [#20212](https://github.com/cosmos/cosmos-sdk/pull/20212) Expose the db keyring used in the keystore.
 
 ### Improvements
 

crypto/keyring/keyring.go

@@ -58,6 +58,10 @@ var (
 type Keyring interface {
 	// Get the backend type used in the keyring config: "file", "os", "kwallet", "pass", "test", "memory".
 	Backend() string
+
+	// Get the db keyring used in the keystore.
+	DB() keyring.Keyring
+
 	// List all keys.
 	List() ([]*Record, error)
 
@@ -256,6 +260,11 @@ func (ks keystore) Backend() string {
 	return ks.backend
 }
 
+// DB returns the db keyring used in the keystore
+func (ks keystore) DB() keyring.Keyring {
+	return ks.db
+}
+
 func (ks keystore) ExportPubKeyArmor(uid string) (string, error) {
 	k, err := ks.Key(uid)
 	if err != nil {