add alternate entry mode for ssh keys

src-tauri/src/credentials/ssh.rs

@@ -74,6 +74,21 @@ impl SshKey {
         })
     }
 
+    pub fn from_private_key(private_key: &str, passphrase: &str) -> Result<SshKey, LoadSshKeyError> {
+        let mut privkey = PrivateKey::from_openssh(private_key)?;
+        if privkey.is_encrypted() {
+            privkey = privkey.decrypt(passphrase)
+                .map_err(|_| LoadSshKeyError::InvalidPassphrase)?;
+        }
+
+        Ok(SshKey {
+            algorithm: privkey.algorithm(),
+            comment: privkey.comment().into(),
+            public_key: privkey.public_key().clone(),
+            private_key: privkey,
+        })
+    }
+
     pub async fn name_from_pubkey(pubkey: &[u8], pool: &SqlitePool) -> Result<String, LoadCredentialsError> {
         let row = sqlx::query!(
             "SELECT c.name