| 1 | { |
| 2 | disk1 ? "/dev/nvme0n1", |
| 3 | disk2 ? "/dev/nvme1n1", |
| 4 | }: |
| 5 | let |
| 6 | mkDiskLayout = id: { |
| 7 | type = "gpt"; |
| 8 | partitions = { |
| 9 | esp = { |
| 10 | type = "EF00"; |
| 11 | size = "512M"; |
| 12 | content = { |
| 13 | type = "filesystem"; |
| 14 | format = "vfat"; |
| 15 | mountpoint = "/efi/${id}"; |
| 16 | }; |
| 17 | }; |
| 18 | zdev = { |
| 19 | size = "100%"; |
| 20 | content = { |
| 21 | type = "zfs"; |
| 22 | pool = "zroot"; |
| 23 | }; |
| 24 | }; |
| 25 | }; |
| 26 | }; |
| 27 | in |
| 28 | { |
| 29 | disk = { |
| 30 | a = { |
| 31 | type = "disk"; |
| 32 | device = disk1; |
| 33 | content = mkDiskLayout "a"; |
| 34 | }; |
| 35 | |
| 36 | b = { |
| 37 | type = "disk"; |
| 38 | device = disk2; |
| 39 | content = mkDiskLayout "b"; |
| 40 | }; |
| 41 | }; |
| 42 | |
| 43 | zpool.zroot = { |
| 44 | mode = ""; # RAID 0 |
| 45 | options.ashift = "12"; # 4k blocks |
| 46 | |
| 47 | rootFsOptions = { |
| 48 | acltype = "posixacl"; |
| 49 | atime = "off"; |
| 50 | compression = "on"; |
| 51 | mountpoint = "none"; |
| 52 | xattr = "sa"; |
| 53 | }; |
| 54 | |
| 55 | datasets = { |
| 56 | root = { |
| 57 | type = "zfs_fs"; |
| 58 | mountpoint = "/"; |
| 59 | }; |
| 60 | reserved = { |
| 61 | type = "zfs_fs"; |
| 62 | options = { |
| 63 | canmount = "off"; |
| 64 | refreservation = "16G"; # roughly one system closure |
| 65 | }; |
| 66 | }; |
| 67 | }; |
| 68 | }; |
| 69 | } |