chore: import upstream snapshot with attribution

2026-07-13 12:25:30 +08:00
commit 680845cb1c
445 changed files with 103779 additions and 0 deletions
@@ -0,0 +1,47 @@
+//===----------------------------------------------------------------------===//
+// Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//===----------------------------------------------------------------------===//
+
+extension Vminitd: SocketRelayAgent {
+    /// Sets up a relay between a host socket to a newly created guest socket, or vice versa.
+    public func relaySocket(port: UInt32, configuration: UnixSocketConfiguration) async throws {
+        let request = Com_Apple_Containerization_Sandbox_V3_ProxyVsockRequest.with {
+            $0.id = configuration.id
+            $0.vsockPort = port
+
+            if let perms = configuration.permissions {
+                $0.guestSocketPermissions = UInt32(perms.rawValue)
+            }
+
+            switch configuration.direction {
+            case .into:
+                $0.guestPath = configuration.destination.path
+                $0.action = .into
+            case .outOf:
+                $0.guestPath = configuration.source.path
+                $0.action = .outOf
+            }
+        }
+        _ = try await client.proxyVsock(request)
+    }
+
+    /// Stops the specified socket relay.
+    public func stopSocketRelay(configuration: UnixSocketConfiguration) async throws {
+        let request = Com_Apple_Containerization_Sandbox_V3_StopVsockProxyRequest.with {
+            $0.id = configuration.id
+        }
+        _ = try await client.stopVsockProxy(request)
+    }
+}