forked from mirrors/nixpkgs
Merge pull request #51393 from arianvp/container-names
nixos/containers: Add assertion for container name length
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commit
0834e98ece
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@ -461,6 +461,16 @@ in
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{ boot.isContainer = true;
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networking.hostName = mkDefault name;
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networking.useDHCP = false;
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assertions = [
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{
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assertion = config.privateNetwork -> stringLength name < 12;
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message = ''
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Container name `${name}` is too long: When `privateNetwork` is enabled, container names can
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not be longer than 11 characters, because the container's interface name is derived from it.
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This might be fixed in the future. See https://github.com/NixOS/nixpkgs/issues/38509
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'';
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}
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];
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};
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in [ extraConfig ] ++ (map (x: x.value) defs);
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prefix = [ "containers" name ];
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