servers/mermet/Makefile

   1 #cwd := $(notdir $(patsubst %/,%,$(dir $(abspath $(lastword $(MAKEFILE_LIST))))))
   2 mermet_deployment  := maintenance
   3 mermet_disk        := /dev/disk/by-id/ata-Samsung_SSD_840_EVO_250GB_S1DBNSAF340110R
   4 #mermet_cipher      :=
   5 mermet_cipher      := aes-128-gcm
   6 mermet_autotrim    :=
   7 mermet_reservation := 1G
   8 #mermet_channel     := $$(nix-env -p /nix/var/nix/profiles/per-user/$$USER/channels -q nixpkgs --no-name --out-path)
   9
  10 echo:
  11         echo $(MAKEFILES)
  12
  13 wipeout: umount
  14         #sudo zpool labelclear -f $(mermet_disk)-part3 || true
  15         sudo zpool labelclear -f $(mermet_disk)-part5 || true
  16         sudo $$(which sgdisk) --zap-all $(mermet_disk)
  17
  18 partition:
  19         sudo modprobe zfs
  20         set -x; if test -e sfdisk; then \
  21                 sudo $$(which sfdisk) $(losurdo_disk) <sfdisk.txt; \
  22         else \
  23                 sudo $$(which sgdisk) --zap-all $(losurdo_disk) && \
  24                 sudo partprobe && \
  25                 sudo $$(which sgdisk) -a1 -n1:34:2047  -t1:EF02 $(losurdo_disk) && \
  26                 sudo $$(which sgdisk)     -n2:1M:+512M -t2:EF00 $(losurdo_disk) && \
  27                 sudo $$(which sgdisk)     -n3:0:+512M  -t3:8300 $(losurdo_disk) && \
  28                 sudo $$(which sgdisk)     -n4:0:+4G    -t4:8200 $(losurdo_disk) && \
  29                 sudo $$(which sgdisk)     -n5:0:0      -t5:BF01 $(losurdo_disk) && \
  30                 sudo $$(which sgdisk) --randomize-guids $(losurdo_disk) && \
  31                 sudo $$(which sfdisk) -d $(losurdo_disk) | \
  32                 sed -e 's&/dev/sd.&$(losurdo_disk)&' >sfdisk.txt; \
  33         fi
  34
  35 format:
  36         # DOC: https://github.com/zfsonlinux/zfs/wiki/Debian-Buster-Root-on-ZFS
  37         sudo mkdir -p /mnt/mermet
  38         blkid -t TYPE=ext2 $(mermet_disk)-part3; test $$? != 2 || \
  39         mkfs.ext2 $(mermet_disk)-part3
  40         # bpool
  41         ## NOTE: enable only ZFS features supported by GRUB
  42         #sudo zpool list bpool 2>/dev/null || \
  43         #sudo zpool create -o ashift=12 -d \
  44         # -o feature@allocation_classes=enabled \
  45         # -o feature@async_destroy=enabled \
  46         # -o feature@bookmarks=enabled \
  47         # -o feature@embedded_data=enabled \
  48         # -o feature@empty_bpobj=enabled \
  49         # -o feature@enabled_txg=enabled \
  50         # -o feature@extensible_dataset=enabled \
  51         # -o feature@filesystem_limits=enabled \
  52         # -o feature@hole_birth=enabled \
  53         # -o feature@large_blocks=enabled \
  54         # -o feature@lz4_compress=enabled \
  55         # -o feature@project_quota=enabled \
  56         # -o feature@resilver_defer=enabled \
  57         # -o feature@spacemap_histogram=enabled \
  58         # -o feature@spacemap_v2=enabled \
  59         # -o feature@userobj_accounting=enabled \
  60         # -o feature@zpool_checkpoint=enabled \
  61         # -o feature@multi_vdev_crash_dump=disabled \
  62         # -o feature@large_dnode=disabled \
  63         # -o feature@sha512=disabled \
  64         # -o feature@skein=disabled \
  65         # -o feature@edonr=disabled \
  66         # -O normalization=formD \
  67         # -R /mnt/mermet bpool $(mermet_disk)-part3
  68         #sudo zfs set \
  69         # acltype=posixacl \
  70         # canmount=off \
  71         # compression=lz4 \
  72         # devices=off \
  73         # relatime=on \
  74         # xattr=sa \
  75         # mountpoint=/ \
  76         # bpool
  77
  78         # swap
  79         # Note: configured with a volatile key in configuration.nix
  80         #blkid -t TYPE=crypto_LUKS $(mermet_disk)-part4; test $$? != 2 || \
  81         #sudo cryptsetup luksFormat --cipher aes-xts-plain64 --key-size 256 --hash sha256 $(mermet_disk)-part4
  82         #sudo cryptsetup luksOpen $(mermet_disk)-part4 swap
  83         #blkid -t TYPE=swap /dev/mapper/-swap; test $$? != 2 || \
  84         #sudo mkswap --check --label swap
  85         #sudo cryptsetup luksClose $(mermet_disk)-part4 swap
  86         # rpool
  87         sudo zpool list rpool 2>/dev/null || \
  88         sudo zpool create -o ashift=12 \
  89          $(if $(mermet_cipher),-O encryption=$(mermet_cipher) \
  90          -O keyformat=passphrase \
  91          -O keylocation=prompt) \
  92          -O normalization=formD \
  93          -R /mnt/mermet rpool $(mermet_disk)-part5
  94         sudo zfs set \
  95          acltype=posixacl \
  96          atime=off \
  97          $(if $(mermet_autotrim),autotrim=on) \
  98          canmount=off \
  99          compression=lz4 \
 100          dnodesize=auto \
 101          relatime=on \
 102          xattr=sa \
 103          mountpoint=/ \
 104          rpool
 105         # https://nixos.wiki/wiki/NixOS_on_ZFS#Reservations
 106         sudo zfs list rpool/reserved 2>/dev/null || \
 107         sudo zfs create -o canmount=off -o mountpoint=none rpool/reserved
 108         sudo zfs set refreservation=$(mermet_reservation) rpool/reserved
 109         # /
 110         # NOTE: mountpoint=legacy is required to let NixOS mount the ZFS filesystems.
 111         sudo zfs list rpool/root 2>/dev/null || \
 112         sudo zfs create \
 113          -o canmount=on \
 114          -o mountpoint=legacy \
 115          rpool/root
 116         # /boot
 117         #sudo zfs list bpool/boot 2>/dev/null || \
 118         #sudo zfs create \
 119         # -o canmount=on \
 120         # -o mountpoint=legacy \
 121         # bpool/boot
 122         # /boot/efi
 123         sudo blkid $(mermet_disk)-part2 -t TYPE=vfat || \
 124         sudo mkfs.vfat -F 32 -s 1 -n EFI $(mermet_disk)-part2
 125         # /*
 126         for p in \
 127          home \
 128          nix \
 129          var \
 130          var/cache \
 131          var/log \
 132          var/mail \
 133          var/redis \
 134          var/tmp \
 135          var/www \
 136          ; do \
 137                 sudo zfs list rpool/"$$p" 2>/dev/null || \
 138                 sudo zfs create \
 139                  -o canmount=on \
 140                  -o mountpoint=legacy \
 141                  rpool/"$$p" ; \
 142          done
 143         sudo zfs set \
 144          com.sun:auto-snapshot=false \
 145          rpool/nix
 146         sudo zfs set \
 147          com.sun:auto-snapshot=false \
 148          rpool/var/cache
 149         sudo zfs set \
 150          com.sun:auto-snapshot=false \
 151          sync=disabled \
 152          rpool/var/tmp
 153
 154 mount:
 155         # scan needed zpools
 156         #sudo zpool list bpool || \
 157         #sudo zpool import -f bpool
 158         sudo zpool list rpool || \
 159         sudo zpool import -f rpool
 160         # load encryption key
 161         zfs get -H encryption rpool | \
 162         grep -q '^rpool\s*encryption\s*off' || \
 163         zfs get -H keystatus rpool | \
 164         grep -q '^rpool\s*keystatus\s*available' || \
 165         sudo zfs load-key rpool
 166         # /
 167         sudo mkdir -p /mnt/mermet
 168         sudo mountpoint /mnt/mermet || \
 169         sudo mount -v -t zfs rpool/root /mnt/mermet
 170         # /boot
 171         sudo mkdir -p /mnt/mermet/boot
 172         sudo mountpoint /mnt/mermet/boot || \
 173         sudo mount -v $(mermet_disk)-part3 /mnt/mermet/boot
 174         #sudo mount -v -t zfs bpool/boot /mnt/mermet/boot
 175         # /boot/efi
 176         sudo mkdir -p /mnt/mermet/boot/efi
 177         sudo mountpoint /mnt/mermet/boot/efi || \
 178         sudo mount -v $(mermet_disk)-part2 /mnt/mermet/boot/efi
 179         # /*
 180         for p in \
 181          home \
 182          nix \
 183          var \
 184          var/cache \
 185          var/log \
 186          var/mail \
 187          var/redis \
 188          var/tmp \
 189          var/www \
 190          ; do \
 191                 sudo mkdir -p /mnt/mermet/"$$p"; \
 192                 sudo mountpoint /mnt/mermet/"$$p" || \
 193                 sudo mount -v -t zfs rpool/"$$p" /mnt/mermet/"$$p" ; \
 194          done
 195         sudo chmod 1777 /mnt/mermet/var/tmp
 196
 197 bootstrap: mount
 198         #test "$$(sudo grub-probe /mnt/mermet/boot)" = zfs
 199         # NOTE: nixos-install will install GRUB following configuration.nix
 200         # BIOS
 201         #sudo grub-install $(mermet_disk)
 202         # UEFI
 203         #sudo grub-install \
 204         # --target=x86_64-efi \
 205         # --efi-directory=/mnt/mermet/boot/efi \
 206         # --bootloader-id=nixos \
 207         # --recheck \
 208         # --no-floppy
 209
 210         pass servers/mermet/dropbear/host.key | \
 211         sudo install -D -o root -g root -m 400 /dev/stdin \
 212          /mnt/mermet/etc/dropbear/host.key && \
 213         test -s /mnt/mermet/etc/dropbear/host.key
 214
 215         #trap "test ! -e SHRED-ME || sudo find SHRED-ME -type f -exec shred -u {} + && sudo rm -rf SHRED-ME" EXIT ;
 216         sudo \
 217          GNUPGHOME="$$GNUPGHOME" \
 218          GPG_TTY="$$GPG_TTY" \
 219          DBUS_SESSION_BUS_ADDRESS="$$DBUS_SESSION_BUS_ADDRESS" \
 220          LANG="$$LANG" \
 221          LC_CTYPE="$$LC_CTYPE" \
 222          MERMET_DEPLOYMENT="$$MERMET_DEPLOYMENT" \
 223          NIXOS_CONFIG="$$(readlink -e ../configuration.nix)" \
 224          NIX_CONF_DIR="$$NIX_CONF_DIR" \
 225          NIX_PATH="$$NIX_PATH" \
 226          PASSWORD_STORE_DIR="$$PASSWORD_STORE_DIR" \
 227          PATH="$$PATH" \
 228          SSL_CERT_FILE="$$SSL_CERT_FILE" \
 229          $$(which nixos-install) \
 230          --root /mnt/mermet \
 231          $(if $(mermet_channel),--channel "$(mermet_channel)") \
 232          --option -Inixops=$$(nix-instantiate --eval -E '(import <nixpkgs> {}).nixops + ""') \
 233          --no-root-passwd \
 234          --show-trace
 235
 236 umount:
 237         for p in \
 238          boot/efi \
 239          boot \
 240          home \
 241          nix \
 242          var/cache \
 243          var/log \
 244          var/mail \
 245          var/redis \
 246          var/tmp \
 247          var/www \
 248          var \
 249          "" \
 250          ; do \
 251                 ! sudo mountpoint /mnt/mermet/"$$p" || \
 252                 sudo umount -v /mnt/mermet/"$$p" ; \
 253          done
 254         ! sudo zpool list rpool 2>/dev/null || \
 255         zfs get -H encryption rpool | \
 256         grep -q '^rpool\s*encryption\s*off' || \
 257         zfs get -H keystatus rpool | \
 258         grep -q '^rpool\s*keystatus\s*unavailable' || \
 259         sudo zfs unload-key rpool
 260         #! sudo zpool list bpool 2>/dev/null || \
 261         #sudo zpool export bpool
 262         ! sudo zpool list rpool 2>/dev/null || \
 263         sudo zpool export rpool
 264
 265 unlock:
 266         pass servers/mermet/zfs/rpool | \
 267         NIXOPS_DEPLOYMENT="$${NIXOPS_DEPLOYMENT:-$(MERMET_DEPLOYMENT)}" \
 268         nixops ssh mermet -p 2222 'zfs load-key rpool && pkill zfs'