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simplify deviceNumbering function
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parent
f22e2fa834
commit
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23
types.nix
23
types.nix
@ -51,21 +51,14 @@ rec {
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=> "/dev/disk/by-id/xxx-part2"
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*/
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deviceNumbering = dev: index:
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let
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schemas = {
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dev__da = dev + toString index; # /dev/{s,v}da style
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dev_disk = "${dev}-part${toString index}"; # /dev/disk/by-id/xxx style
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dev_nvme = "${dev}p${toString index}"; # /dev/nvme0n1p1 style
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dev_md = "${dev}p${toString index}"; # /dev/nvme0n1p1 style
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};
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detectSchema =
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if match "/dev/[vs]d.*" dev != null then "dev__da" else
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if match "/dev/disk/.*" dev != null then "dev_disk" else
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if match "/dev/nvme.*" dev != null then "dev_nvme" else
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if match "/dev/md/.*" dev != null then "dev_md" else
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if match "/dev/mmcblk.*" dev != null then "dev_nvme" else
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abort "${dev} seems not to be a supported disk format";
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in schemas.${detectSchema};
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if match "/dev/[vs]d.*" dev != null then
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dev + toString index # /dev/{s,v}da style
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else if match "/dev/disk/.*" dev != null then
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"${dev}-part${toString index}" # /dev/disk/by-id/xxx style
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else if match "/dev/(nvme|md/|mmcblk).*" dev != null then
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"${dev}p${toString index}" # /dev/nvme0n1p1 style
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else
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abort "${dev} seems not to be a supported disk format";
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/* A nix option type representing a json datastructure, vendored from nixpkgs to avoid dependency on pkgs */
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jsonType = let
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