Merge pull request #33325 from poettering/vsock-ret-optional

socket-util: make return parameter for socket_address_parse_vsock() o…

src/machine/machined.c

@@ -26,6 +26,7 @@
 #include "process-util.h"
 #include "service-util.h"
 #include "signal-util.h"
+#include "socket-util.h"
 #include "special.h"
 
 static Manager* manager_unref(Manager *m);
@@ -143,6 +144,11 @@ static int manager_add_host_machine(Manager *m) {
         t->leader = TAKE_PIDREF(pidref);
         t->id = mid;
 
+        /* If vsock is available, let's expose the loopback CID for the local host (and not the actual local
+         * CID, in order to return a ideally constant record for the host) */
+        if (vsock_get_local_cid(/* ret= */ NULL) >= 0)
+                t->vsock_cid = VMADDR_CID_LOCAL;
+
         t->root_directory = TAKE_PTR(rd);
         t->unit = TAKE_PTR(unit);