disko: fix eval
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3AF5A43A3EECC2E5
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@ -49,138 +49,143 @@ in
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}
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];
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disko.devices =
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let
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rootSize = 200;
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zfs = {
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size = if (!cfg.enableCeph) then "100%FREE" else "${toString rootSize}GiB";
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content = {
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pool = cfg.name;
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type = "zfs";
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disko = {
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devices =
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let
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rootSize = 200;
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zfs = {
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size = if (!cfg.enableCeph) then "100%FREE" else "${toString rootSize}GiB";
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content = {
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pool = cfg.name;
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type = "zfs";
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};
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};
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};
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in
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lib.mkIf (cfg.rootDisk != "") {
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disk.${cfg.rootDisk} = {
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device = cfg.rootDisk;
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type = "disk";
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content = {
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type = "table";
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format = "gpt";
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partitions = lib.optional cfg.enableZfs
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{
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name = "ESP";
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start = "1MiB";
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end = "512MiB";
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bootable = true;
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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};
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} ++ [
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{
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name = "root";
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start = if cfg.enableZfs then "512MiB" else "1MiB";
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end = "100%";
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part-type = "primary";
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content = lib.optionalAttrs cfg.enableLuks
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in
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lib.mkIf (cfg.rootDisk != "")
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{
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disk.${cfg.rootDisk} = {
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device = cfg.rootDisk;
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type = "disk";
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content = {
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type = "table";
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format = "gpt";
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partitions = lib.optional cfg.enableZfs
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{
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type = "luks";
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name = "crypt-${cfg.name}";
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# TODO: add password, otherwise prompt opens
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keyFile = "/$PWD/keyFile";
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name = "ESP";
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start = "1MiB";
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end = "512MiB";
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bootable = true;
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content = {
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type = "lvm_pv";
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vg = "lvm-${cfg.name}";
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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};
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} // lib.optionalAttrs (!cfg.enableLuks) zfs.content;
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}
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];
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};
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};
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} // lib.optionalAttrs cfg.enableLuks {
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lvm_vg."lvm-${cfg.name}" = {
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type = "lvm_vg";
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lvs = lib.optionalAttrs cfg.enableCeph
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{
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# the header is 3650 byte long and substract an additional 446 byte for aligment
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# error messages:
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# Volume group "lvm-chaos" has insufficient free space (51195 extents): 51200 required.
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# Size is not a multiple of 512. Try using 40057405440 or 40057405952.
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ceph.size =
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let
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# convert GiB to bytes
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rootSizeMiB = rootSize * 1024 * 1024 * 1024;
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# convert back to MiB and allign to 4 MiB in the process
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roundToMiB = "/1024/1024/4*4";
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# substract 512 MiB for /boot and 20 MiB for luks+header+other
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bootOther = "-512-20";
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in
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"$((($(lsblk /dev/sda --noheadings --nodeps --output SIZE --bytes)-${toString rootSizeMiB})${roundToMiB}${bootOther}))MiB";
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} // lib.optionalAttrs cfg.enableZfs { inherit zfs; };
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};
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} // {
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zpool."${cfg.name}" = {
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type = "zpool";
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mountpoint = null;
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mountRoot = "/mnt";
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rootFsOptions.acltype = "posixacl";
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options = {
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ashift = "12";
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autotrim = "on";
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};
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datasets =
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let
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dataset = mountpoint: {
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options = {
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canmount = "on";
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compression = "zstd";
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dnodesize = "auto";
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normalization = "formD";
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xattr = "sa";
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inherit mountpoint;
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};
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type = "zfs_fs";
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};
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in
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{
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"data" = dataset "/";
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"data/etc" = dataset "/etc";
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"data/home" = dataset "/home";
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"data/var" = dataset "/var";
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# used by services.postgresqlBackup and later by restic
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"data/var/backup" = dataset "/var/backup";
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"data/var/lib" = dataset "/var/lib";
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"data/var/log" = dataset "/var/log";
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"nixos" = {
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options = {
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canmount = "off";
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mountpoint = "none";
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};
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type = "zfs_fs";
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};
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"nixos/nix" = dataset "/nix";
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"nixos/nix/store" = {
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options = {
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atime = "off";
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canmount = "on";
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mountpoint = "/nix/store";
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};
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type = "zfs_fs";
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};
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"nixos/nix/var" = dataset "/nix/var";
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"reserved" = {
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# zfs uses copy on write and requires some free space to delete files when the disk is completely filled
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options = {
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canmount = "off";
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mountpoint = "none";
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reservation = "5GiB";
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};
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type = "zfs_fs";
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} ++ [
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{
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name = "root";
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start = if cfg.enableZfs then "512MiB" else "1MiB";
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end = "100%";
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part-type = "primary";
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content = lib.optionalAttrs cfg.enableLuks
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{
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type = "luks";
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name = "crypt-${cfg.name}";
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# TODO: add password, otherwise prompt opens
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keyFile = "/$PWD/keyFile";
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content = {
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type = "lvm_pv";
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vg = "lvm-${cfg.name}";
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};
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} // lib.optionalAttrs (!cfg.enableLuks) zfs.content;
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}
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];
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};
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};
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} // lib.optionalAttrs cfg.enableLuks {
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lvm_vg."lvm-${cfg.name}" = {
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type = "lvm_vg";
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lvs = lib.optionalAttrs cfg.enableCeph
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{
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# the header is 3650 byte long and substract an additional 446 byte for aligment
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# error messages:
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# Volume group "lvm-chaos" has insufficient free space (51195 extents): 51200 required.
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# Size is not a multiple of 512. Try using 40057405440 or 40057405952.
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ceph.size =
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let
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# convert GiB to bytes
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rootSizeMiB = rootSize * 1024 * 1024 * 1024;
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# convert back to MiB and allign to 4 MiB in the process
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roundToMiB = "/1024/1024/4*4";
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# substract 512 MiB for /boot and 20 MiB for luks+header+other
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bootOther = "-512-20";
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in
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"$((($(lsblk /dev/sda --noheadings --nodeps --output SIZE --bytes)-${toString rootSizeMiB})${roundToMiB}${bootOther}))MiB";
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} // lib.optionalAttrs cfg.enableZfs { inherit zfs; };
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};
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} // {
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zpool."${cfg.name}" = {
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type = "zpool";
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mountpoint = null;
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mountRoot = "/mnt";
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rootFsOptions.acltype = "posixacl";
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options = {
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ashift = "12";
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autotrim = "on";
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};
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datasets =
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let
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dataset = mountpoint: {
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options = {
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canmount = "on";
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compression = "zstd";
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dnodesize = "auto";
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normalization = "formD";
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xattr = "sa";
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inherit mountpoint;
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};
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type = "zfs_fs";
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};
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in
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{
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"data" = dataset "/";
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"data/etc" = dataset "/etc";
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"data/home" = dataset "/home";
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"data/var" = dataset "/var";
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# used by services.postgresqlBackup and later by restic
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"data/var/backup" = dataset "/var/backup";
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"data/var/lib" = dataset "/var/lib";
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"data/var/log" = dataset "/var/log";
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"nixos" = {
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options = {
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canmount = "off";
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mountpoint = "none";
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};
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type = "zfs_fs";
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};
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"nixos/nix" = dataset "/nix";
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"nixos/nix/store" = {
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options = {
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atime = "off";
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canmount = "on";
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mountpoint = "/nix/store";
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};
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type = "zfs_fs";
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};
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"nixos/nix/var" = dataset "/nix/var";
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"reserved" = {
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# zfs uses copy on write and requires some free space to delete files when the disk is completely filled
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options = {
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canmount = "off";
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mountpoint = "none";
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reservation = "5GiB";
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};
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type = "zfs_fs";
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};
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};
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};
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};
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};
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# we use our own hardware-configuration.nix
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enableConfig = false;
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};
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};
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}
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