diff options
Diffstat (limited to 'nixos/modules')
| -rw-r--r-- | nixos/modules/virtualisation/nixos-container.pl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/nixos/modules/virtualisation/nixos-container.pl b/nixos/modules/virtualisation/nixos-container.pl index 9ae5331786cc..94edfb37948a 100644 --- a/nixos/modules/virtualisation/nixos-container.pl +++ b/nixos/modules/virtualisation/nixos-container.pl @@ -104,6 +104,10 @@ if ($action eq "create") { die "$0: container ‘$containerName’ already exists\n" if -e $confFile; + # Due to interface name length restrictions, container names must + # be restricted too. + die "$0: container name ‘$containerName’ is too long\n" if length $containerName > 11; + # Get an unused IP address. my %usedIPs; foreach my $confFile2 (glob "/etc/containers/*.conf") { |