feat: add fullscreen HydraOS session

hydra/cli.py

@@ -3,11 +3,13 @@
 import argparse
 import json
 import os
+import subprocess
 import sys
 from pathlib import Path
 
 from .profiles import Profile
 from .runtime import Runtime, RuntimeError
+from .session import launch_session, session_helper, view
 
 
 def parser() -> argparse.ArgumentParser:
@@ -33,6 +35,14 @@ def parser() -> argparse.ArgumentParser:
         cmd.add_argument('name')
         if command == 'stop':
             cmd.add_argument('--force', action='store_true', required=True)
+    viewer = commands.add_parser('view', help='Connect a viewer without changing VM power')
+    viewer.add_argument('name')
+    viewer.add_argument('--windowed', action='store_true')
+    session = commands.add_parser('session', help='Start the minimal HydraOS labwc session')
+    session.add_argument('--nested', action='store_true')
+    helper = commands.add_parser('_session-helper', help=argparse.SUPPRESS)
+    helper.add_argument('operation')
+    helper.add_argument('manifest', type=Path)
     return cli
 
 
@@ -40,7 +50,13 @@ def main(argv: list[str] | None = None) -> int:
     args = parser().parse_args(argv)
     runtime = Runtime(args.config, args.state, args.runtime)
     try:
-        if args.command == 'add':
+        if args.command == 'view':
+            return view(runtime, args.name, windowed=args.windowed)
+        elif args.command == 'session':
+            return launch_session(runtime, nested=args.nested)
+        elif args.command == '_session-helper':
+            return session_helper(args.operation, args.manifest)
+        elif args.command == 'add':
             profile = Profile(args.name, args.iso, args.memory, args.cpus, args.disk_size,
                               args.graphics, args.network, args.bridge)
             runtime.add(profile)
@@ -55,6 +71,6 @@ def main(argv: list[str] | None = None) -> int:
             result = getattr(runtime, args.command)(args.name)
         print(json.dumps(result, indent=2))
         return 0
-    except (RuntimeError, OSError, ValueError) as exc:
+    except (RuntimeError, OSError, ValueError, subprocess.TimeoutExpired) as exc:
         print(f'hydra: {exc}', file=sys.stderr)
         return 1