add raspiblitz zfs notes

zfs/create-raspiblitz-zfs-disk.md

@@ -249,7 +249,6 @@
     poolname="fourdiskpool"
     zpool import ${poolname} -f
 
-
     # restore the key
 
     # load key and mount

zfs/restore-raspiblitz-zfs-disk.md

@@ -0,0 +1,82 @@
+## Import an existing ZFS pool
+* https://openzfs.github.io/openzfs-docs/Getting%20Started/Debian/index.html
+  ```
+  poolname="fourdiskpool"
+  zpool import ${poolname} -f
+
+  # restore the key
+
+  # load key and mount
+  sudo /sbin/zfs load-key -a
+  sudo /sbin/zfs mount -la
+
+  # check
+  df -h
+
+  # automount with cron on reboot
+  cronjob="@reboot sudo /sbin/zfs load-key -a; sudo /sbin/zfs mount -la"
+  (
+    crontab -u admin -l
+    echo "$cronjob"
+  ) | crontab -u admin -
+  # list the active crontab for admin
+  crontab -u admin -l
+  ```
+
+## Restore a Raspiblitz ZFS disk
+* do this when the pool is already mounted to /mnt/hdd
+  ```
+  # switch off swapfile
+  sudo dphys-swapfile swapoff
+  sudo dphys-swapfile uninstall
+
+  # make links and fix permissions
+  sudo config.scripts/blitz.datadrive.sh link
+
+  # run bootstrap again
+  # sudo /home/admin/_bootstrap.sh
+  sudo systemctl restart bootstrap.service
+
+  # set state and setupPhase
+  /home/admin/_cache.sh set state waitsetup
+  /home/admin/_cache.sh set setupPhase recovery
+
+  # change the password A
+  sudo config.scripts/blitz.passwords.sh set a
+
+  # run the recovery of the rest of the services (consider in tmux)
+  sudo /home/admin/_provision_.sh
+
+  # monitor in  a new terminal
+  tail -f raspiblitz.log
+
+  # fix tor
+  /home/admin/config.scripts/tor.install.sh enable
+
+  # fix python3
+  sudo rm /usr/lib/python3.*/EXTERNALLY-MANAGED
+
+  ## mainnet
+  # switch on bitcoind
+  config.scripts/bitcoin.install.sh on mainnet
+
+  # switch on CLN:
+  config.scripts/cl.install.sh on mainnet
+
+  # switch on LND:
+  config.scripts/lnd.install.sh on mainnet
+
+
+  ## signet
+  # switch on bitcoind
+  config.scripts/bitcoin.install.sh on signet
+
+  # switch on CLN:
+  config.scripts/cl.install.sh on signet
+
+  # switch on LND:
+  config.scripts/lnd.install.sh on signet
+
+  # reboot to rerun the bootstrap script and synchronise the state with the redis database
+  restart
+  ```