Validate container ID from XPC requests (#1956)

Signed-off-by: Kathryn Baldauf <k_baldauf@apple.com>

Sources/ContainerCommands/Container/ContainerCreate.swift

@@ -70,7 +70,10 @@ extension Application {
             progress.start()
 
             let id = Utility.createContainerID(name: self.managementFlags.name)
-            try Utility.validEntityName(id)
+
+            guard ManagedContainer.nameValid(id) else {
+                throw ContainerizationError(.invalidArgument, message: "container ID \(id) is not a valid container ID")
+            }
 
             let ck = try await Utility.containerConfigFromFlags(
                 id: id,

Sources/ContainerCommands/Container/ContainerRun.swift

@@ -80,7 +80,9 @@ extension Application {
             }
             progress.start()
 
-            try Utility.validEntityName(id)
+            guard ManagedContainer.nameValid(id) else {
+                throw ContainerizationError(.invalidArgument, message: "container ID \(id) is not a valid container ID")
+            }
 
             // Check if container with id already exists.
             let client = ContainerClient()