[cli/alias] Add alias to keytool list (#15168)

## Description 

Display alias for each key when calling `sui keytool list`. 

## Test Plan 

Extra tests added for new keystore APIs that were introduced.


<img width="1081" alt="image"
src="https://github.com/MystenLabs/sui/assets/135084671/60694bc3-40bf-46b0-8756-c42e9bfa52ef">


---
If your changes are not user-facing and not a breaking change, you can
skip the following section. Otherwise, please indicate what changed, and
then add to the Release Notes section as highlighted during the release
process.

### Type of Change (Check all that apply)

- [ ] protocol change
- [x] user-visible impact
- [ ] breaking change for a client SDKs
- [ ] breaking change for FNs (FN binary must upgrade)
- [ ] breaking change for validators or node operators (must upgrade
binaries)
- [ ] breaking change for on-chain data layout
- [ ] necessitate either a data wipe or data migration

### Release notes
Added functionality to show the aliases of each address when calling the
`sui keytool list` command.

crates/sui-keys/src/keystore.rs

@@ -55,8 +55,8 @@ pub trait AccountKeystore: Send + Sync {
             .map(|a| a.alias.as_str())
             .collect()
     }
+    /// Get alias of address
     fn get_alias_by_address(&self, address: &SuiAddress) -> Result<String, anyhow::Error>;
-
     /// Check if an alias exists by its name
     fn alias_exists(&self, alias: &str) -> bool {
         self.alias_names().contains(&alias)
@@ -225,7 +225,7 @@ impl AccountKeystore for FileBasedKeystore {
         }
     }
 
-    /// Get the alias if it exists, or return an error if it does not exist.
+    /// Get alias of address
     fn get_alias_by_address(&self, address: &SuiAddress) -> Result<String, anyhow::Error> {
         match self.aliases.get(address) {
             Some(alias) => Ok(alias.alias.clone()),
@@ -455,7 +455,7 @@ impl AccountKeystore for InMemKeystore {
         }
     }
 
-    /// Get an alias by its address
+    /// Get alias of address
     fn get_alias_by_address(&self, address: &SuiAddress) -> Result<String, anyhow::Error> {
         match self.aliases.get(address) {
             Some(alias) => Ok(alias.alias.clone()),

crates/sui-keys/tests/tests.rs

@@ -174,3 +174,19 @@ fn keystore_display_test() -> Result<(), anyhow::Error> {
     assert!(!keystore.to_string().contains("keys:"));
     Ok(())
 }
+
+#[test]
+fn get_alias_by_address_test() {
+    let temp_dir = TempDir::new().unwrap();
+    let keystore_path = temp_dir.path().join("sui.keystore");
+    let mut keystore = Keystore::from(FileBasedKeystore::new(&keystore_path).unwrap());
+    let alias = "my_alias_test".to_string();
+    let keypair = keystore
+        .generate_and_add_new_key(SignatureScheme::ED25519, Some(alias.clone()), None, None)
+        .unwrap();
+    assert_eq!(alias, keystore.get_alias_by_address(&keypair.0).unwrap());
+
+    // Test getting an alias of an address that is not in keystore
+    let address = generate_new_key(SignatureScheme::ED25519, None, None).unwrap();
+    assert!(keystore.get_alias_by_address(&address.0).is_err())
+}

crates/sui/src/keytool.rs

@@ -278,6 +278,7 @@ pub struct DecodedMultiSigOutput {
 #[derive(Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Key {
+    alias: Option<String>,
     sui_address: SuiAddress,
     public_base64_key: String,
     key_scheme: String,
@@ -487,6 +488,7 @@ impl KeyToolCommand {
                     let file_name = format!("bls-{sui_address}.key");
                     write_authority_keypair_to_file(&kp, file_name)?;
                     CommandOutput::Generate(Key {
+                        alias: None,
                         sui_address,
                         public_base64_key: kp.public().encode_base64(),
                         key_scheme: key_scheme.to_string(),
@@ -551,9 +553,12 @@ impl KeyToolCommand {
                 let keys = keystore
                     .keys()
                     .into_iter()
-                    .map(Key::from)
-                    .collect::<Vec<_>>();
-
+                    .map(|pk| {
+                        let mut key = Key::from(pk);
+                        key.alias = keystore.get_alias_by_address(&key.sui_address).ok();
+                        key
+                    })
+                    .collect();
                 CommandOutput::List(keys)
             }
 
@@ -667,6 +672,7 @@ impl KeyToolCommand {
                         Ok(keypair) => {
                             let public_base64_key = keypair.public().encode_base64();
                             CommandOutput::Show(Key {
+                                alias: None, // alias does not get stored in key files
                                 sui_address: (keypair.public()).into(),
                                 public_base64_key,
                                 key_scheme: SignatureScheme::BLS12381.to_string(),
@@ -1046,7 +1052,8 @@ impl From<&SuiKeyPair> for Key {
 impl From<PublicKey> for Key {
     fn from(key: PublicKey) -> Self {
         Key {
-            sui_address: Into::<SuiAddress>::into(&key),
+            alias: None, // this is retrieved later
+            sui_address: SuiAddress::from(&key),
             public_base64_key: key.encode_base64(),
             key_scheme: key.scheme().to_string(),
             mnemonic: None,