RPC: Support management for YK <4.

ykman-rpc/rpc/management.py

@@ -31,7 +31,7 @@ from yubikit.core import require_version, NotSupportedError, TRANSPORT
 from yubikit.core.smartcard import SmartCardConnection
 from yubikit.core.otp import OtpConnection
 from yubikit.core.fido import FidoConnection
-from yubikit.management import ManagementSession, DeviceConfig, USB_INTERFACE
+from yubikit.management import ManagementSession, DeviceConfig, Mode, USB_INTERFACE
 from ykman.device import connect_to_device
 from dataclasses import asdict
 from time import sleep
@@ -47,7 +47,10 @@ class ManagementNode(RpcNode):
         self.session = ManagementSession(connection)
 
     def get_data(self):
-        return asdict(self.session.read_device_info())
+        try:
+            return asdict(self.session.read_device_info())
+        except NotSupportedError:
+            return {}
 
     def list_actions(self):
         actions = super().list_actions()
@@ -114,7 +117,7 @@ class ManagementNode(RpcNode):
     @action
     def set_mode(self, params, event, signal):
         self.session.set_mode(
-            params.pop("mode"),
+            Mode.from_code(params["mode"]),
             params.pop("challenge_response_timeout", 0),
             params.pop("auto_eject_timeout", 0),
         )

ykman-rpc/shell.py

@@ -7,6 +7,7 @@ import subprocess  # nosec
 import sys
 
 import logging
+from threading import Thread
 from typing import IO, cast
 
 logger = logging.getLogger(__name__)
@@ -108,7 +109,7 @@ class RpcShell(cmd.Cmd):
             return result
         elif kind == "error":
             status = result["status"]
-            print(red(f"{status.upper()}: {result['body']}"))
+            print(red(f"{status.upper()}: {result['message']}"))
         else:
             print(red(f"Invalid response: {result}"))
 
@@ -209,6 +210,21 @@ class RpcShell(cmd.Cmd):
         return True
 
 
+def log_stderr(stderr):
+    while True:
+        line = stderr.readline()
+        if not line:
+            break
+        try:
+            record = json.loads(line)
+            print(red(f"{record['level']} {record['name']}: {record['message']}"))
+            exc_text = record.get("exc_text")
+            if exc_text:
+                print(red(exc_text))
+        except Exception:
+            logger.exception(f"Failed to parse error: {line}")
+
+
 @click.command()
 @click.argument("executable", nargs=-1)
 def shell(executable):
@@ -217,9 +233,12 @@ def shell(executable):
         executable or [sys.executable, "ykman-rpc.py"],
         stdin=subprocess.PIPE,
         stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
         encoding="utf8",
     )
 
+    Thread(daemon=True, target=log_stderr, args=(rpc.stderr,)).start()
+
     click.echo("Shell starting...")
     shell = RpcShell(rpc.stdin, cast(IO[str], rpc.stdout))
     shell.cmdloop()