Shorten interface names to 12 characters

Off by one bug, interface names can only be 15 characters instead
of 16 characters so we need to limit the name to 12 characters
instead of 13.

diff --git a/mkosi/__init__.py b/mkosi/__init__.py
index 68059e726545868a72f0f44958fc24f83a7ef984..48d221c8bac9bb8d4d19dfe839201083d300b2ed 100644 (file)
--- a/mkosi/__init__.py
+++ b/mkosi/__init__.py
@@ -7428,9 +7428,9 @@ def suppress_stacktrace() -> Iterator[None]:
 def virt_name(args: MkosiArgs) -> str:
 
     name = args.hostname or args.image_id or args.output.with_suffix("").name.partition("_")[0]
-    # Shorten to 13 characters so we can prefix with ve- or vt- for the netdev ifname which is limited
-    # to 16 characters.
-    return name[:13]
+    # Shorten to 12 characters so we can prefix with ve- or vt- for the netdev ifname which is limited
+    # to 15 characters.
+    return name[:12]
 
 
 def has_networkd_vm_vt() -> bool: