hosts/oignon/Makefile

   1 #cwd := $(notdir $(patsubst %/,%,$(dir $(abspath $(lastword $(MAKEFILE_LIST))))))
   2 hostName    := oignon
   3 disk_ssd    := /dev/disk/by-id/ata-Samsung_SSD_850_PRO_128GB_S1SMNSAFC36436X
   4 zpool       := $(hostName)
   5 cipher      := aes-128-gcm
   6 autotrim    := on
   7 reservation := 1G
   8 compression := zstd
   9
  10 wipe:
  11         sudo modprobe zfs
  12         sudo zpool labelclear -f /dev/disk/by-partlabel/$(hostName)_ssd_zpool || true
  13         sudo $$(which sgdisk) --zap-all $(disk_ssd)
  14
  15 part: wipe
  16         # https://wiki.archlinux.org/index.php/BIOS_boot_partition
  17         sudo $$(which sgdisk) -a1 -n0:34:2047  -t0:EF02 -c0:"$(hostName)_ssd_bios"  $(disk_ssd)
  18         sudo $$(which sgdisk)     -n0:1M:+32M  -t0:EF00 -c0:"$(hostName)_ssd_efi"   $(disk_ssd)
  19         sudo $$(which sgdisk)     -n0:0:+256M  -t0:8300 -c0:"$(hostName)_ssd_boot"  $(disk_ssd)
  20         sudo $$(which sgdisk)     -n0:0:+4G    -t0:8200 -c0:"$(hostName)_ssd_swap"  $(disk_ssd)
  21         sudo $$(which sgdisk)     -n0:0:0      -t0:BF01 -c0:"$(hostName)_ssd_zpool" $(disk_ssd)
  22         # https://wiki.archlinux.org/index.php/Partitioning#Tricking_old_BIOS_into_booting_from_GPT
  23         printf '\200\0\0\0\0\0\0\0\0\0\0\0\001\0\0\0' | sudo dd of=$(disk_ssd) bs=1 seek=462
  24         sudo $$(which sgdisk) --randomize-guids $(disk_ssd)
  25         sudo $$(which sgdisk) --backup=$(hostName)_ssd.sgdisk $(disk_ssd)
  26
  27 format: umount format-efi format-boot format-zpool
  28 format-efi:
  29         sudo blkid /dev/disk/by-partlabel/$(hostName)_ssd_efi -t TYPE=vfat || \
  30         sudo mkfs.vfat -F 16 -s 1 -n EFI /dev/disk/by-partlabel/$(hostName)_ssd_efi
  31 format-boot:
  32         sudo mkdir -p /mnt/$(hostName)
  33         sudo blkid -t TYPE=ext2 /dev/disk/by-partlabel/$(hostName)_ssd_boot; test $$? != 2 || \
  34         sudo mkfs.ext2 /dev/disk/by-partlabel/$(hostName)_ssd_boot
  35 format-zpool:
  36         sudo zpool list $(zpool) 2>/dev/null || \
  37         sudo zpool create -o ashift=12 \
  38          -O utf8only=yes \
  39          $(if $(cipher),-O encryption=$(cipher) \
  40          -O keyformat=passphrase \
  41          -O keylocation=prompt) \
  42          -R /mnt/$(hostName) $(zpool) /dev/disk/by-partlabel/$(hostName)_ssd_zpool
  43         sudo zpool set \
  44          autotrim=$(autotrim) \
  45          $(zpool)
  46         sudo zfs set \
  47          acltype=off \
  48          atime=off \
  49          canmount=off \
  50          compression=$(compression) \
  51          dnodesize=auto \
  52          relatime=on \
  53          xattr=off \
  54          mountpoint=/ \
  55          $(zpool)
  56         # https://nixos.wiki/wiki/NixOS_on_ZFS#Reservations
  57         sudo zfs list $(zpool)/reserved 2>/dev/null || \
  58         sudo zfs create -o canmount=off -o mountpoint=none $(zpool)/reserved
  59         sudo zfs set refreservation=$(reservation) $(zpool)/reserved
  60         # /
  61         # mountpoint=legacy is required to let NixOS mount the ZFS filesystems.
  62         sudo zfs list $(zpool)/root 2>/dev/null || \
  63         sudo zfs create \
  64          -o canmount=on \
  65          -o mountpoint=legacy \
  66          $(zpool)/root
  67         # /*
  68         for p in \
  69          nix \
  70          var \
  71          ; do \
  72                 sudo zfs list $(zpool)/"$$p" 2>/dev/null || \
  73                 sudo zfs create \
  74                  -o canmount=on \
  75                  -o mountpoint=legacy \
  76                  $(zpool)/"$$p" ; \
  77          done
  78         #sudo zfs set sync=disabled $(zpool)/var/tmp
  79         #sudo zfs set copies=2 $(zpool)/home/files
  80
  81 mount: mount-zpool mount-boot mount-efi
  82 mount-zpool:
  83         # scan needed zpools
  84         sudo zpool list $(zpool) || \
  85         sudo zpool import -f $(zpool)
  86         # load encryption key
  87         sudo zfs get -H encryption $(zpool) | \
  88         grep -q '^$(zpool)\s*encryption\s*off' || \
  89         sudo zfs get -H keystatus $(zpool) | \
  90         grep -q '^$(zpool)\s*keystatus\s*available' || \
  91         sudo zfs load-key $(zpool)
  92         # /
  93         sudo mkdir -p /mnt/$(hostName)
  94         sudo mountpoint /mnt/$(hostName) || \
  95         sudo mount -v -t zfs $(zpool)/root /mnt/$(hostName)
  96         # /*
  97         for p in \
  98          nix \
  99          var \
 100          ; do \
 101                 sudo mkdir -p /mnt/$(hostName)/"$$p"; \
 102                 sudo mountpoint /mnt/$(hostName)/"$$p" || \
 103                 sudo mount -v -t zfs $(zpool)/"$$p" /mnt/$(hostName)/"$$p" ; \
 104          done
 105         #sudo chmod 1777 /mnt/$(hostName)/var/tmp
 106 mount-boot:
 107         sudo mkdir -p /mnt/$(hostName)/boot
 108         sudo mountpoint /mnt/$(hostName)/boot || \
 109         sudo mount -v /dev/disk/by-partlabel/$(hostName)_ssd_boot /mnt/$(hostName)/boot
 110         #sudo mount -v -t zfs bpool/boot /mnt/$(hostName)/boot
 111 mount-efi: | mount-boot
 112         sudo mkdir -p /mnt/$(hostName)/boot/efi
 113         sudo mountpoint /mnt/$(hostName)/boot/efi || \
 114         sudo mount -v /dev/disk/by-partlabel/$(hostName)_ssd_efi /mnt/$(hostName)/boot/efi
 115
 116 bootstrap: mount
 117         # Workaround https://dev.gnupg.org/T3908
 118         chmod o+rw $$GPG_TTY $$XAUTHORITY
 119
 120         sudo --preserve-env \
 121         $$(which nixos-install) \
 122          --root /mnt/$(hostName) \
 123          --flake '.#$(hostName)' \
 124          --no-root-passwd \
 125          --no-channel-copy \
 126          --option allow-import-from-derivation true \
 127          --show-trace
 128
 129         # End workaround https://dev.gnupg.org/T3908
 130         chmod o-rw $$GPG_TTY $$XAUTHORITY
 131
 132 umount:
 133         for p in \
 134          boot/efi \
 135          boot \
 136          nix \
 137          var \
 138          "" \
 139          ; do \
 140                 ! sudo mountpoint /mnt/$(hostName)/"$$p" || \
 141                 sudo umount -v /mnt/$(hostName)/"$$p" ; \
 142          done
 143         ! sudo zpool list $(zpool) 2>/dev/null || \
 144         zfs get -H encryption $(zpool) | \
 145         grep -q '^$(zpool)\s*encryption\s*off' || \
 146         zfs get -H keystatus $(zpool) | \
 147         grep -q '^$(zpool)\s*keystatus\s*unavailable' || \
 148         sudo zfs unload-key $(zpool)
 149         #! sudo zpool list bpool 2>/dev/null || \
 150         #sudo zpool export bpool
 151         ! sudo zpool list $(zpool) 2>/dev/null || \
 152         sudo zpool export $(zpool)
 153
 154 unlock:
 155         pass hostNames/$(hostName)/zfs/zpool | \
 156         NIXOPS_DEPLOYMENT="$${NIXOPS_DEPLOYMENT:-$(LOSURDO_DEPLOYMENT)}" \
 157         nixops ssh $(hostName) -p 2222 'zfs load-key $(zpool) && pkill zfs'