Improved ZFS-related knowledge base and scripts

scripts/create-a-crypted-btrfs-device.sh

@@ -5,9 +5,12 @@
 
 : "${MOUNT_OPTIONS:=compress-force=zstd}"
 : "${MOUNT_POINT:=/mnt/$LABEL}"
+: "${USERNAME:=root}"
+: "${GROUPNAME:=root}"
+: "${CLOSE_WHEN_DONE:=true}"
 
-[[ $EUID -eq 0 ]]  || (echo "Please rerun this script with root privileges" && exit 1)
-[[ -f "$DEVICE" ]] || echo "${DEVICE} not found"
+[[ $EUID -eq 0 ]]  || (echo "Re-run this script with root privileges" >&2 && exit 1)
+[[ -b "$DEVICE" ]] || (echo "${DEVICE} not found" >&2 && exit 1)
 
 cryptsetup luksFormat "$DEVICE"
 cryptsetup open "$DEVICE" "$LABEL"
@@ -21,5 +24,8 @@ btrfs subvolume create "$MOUNT_POINT/data"
 
 chown "$USER":"$USER" "$MOUNT_POINT/data"
 
-umount "/mnt/${LABEL}"
-cryptsetup close "$DEVICE"
+if [[ "$CLOSE_WHEN_DONE" ]]
+then
+	umount "/mnt/${LABEL}"
+	cryptsetup close "$DEVICE"
+fi

scripts/create-a-crypted-zfs-device.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env sh
+
+: ${DEVICE:?not set}
+: ${POOL_NAME:?not set}
+
+: "${DATASET:=data}"
+: "${MOUNT_POINT:=/mnt/${POOL_NAME}}"
+: "${USERNAME:=root}"
+: "${GROUPNAME:=root}"
+: "${UNMOUNT_WHEN_DONE:=true}"
+
+[[ $EUID -eq 0 ]]  || (echo "Re-run this script with root privileges" >&2 && exit 1)
+[[ -b "$DEVICE" ]] || (echo "${DEVICE} not found" >&2 && exit 1)
+
+zpool create \
+	-o feature@encryption=enabled \
+	-O mountpoint="$MOUNT_POINT" \
+	-O encryption=on -O keyformat=passphrase \
+	-O compression=zstd \
+	"$POOL_NAME" \
+	"$DEVICE"
+
+zfs create "${POOL_NAME}/${DATASET_NAME}"
+chown "$USERNAME":"$GROUPNAME" "${MOUNT_POINT}/${DATASET_NAME}"
+
+[[ "$UNMOUNT_WHEN_DONE" ]] && zfs unmount "${POOL_NAME}/${DATASET_NAME}"

scripts/dnf/zfs.install.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env sh
+
+# sources:
+# - https://openzfs.github.io/openzfs-docs/Getting%20Started/Fedora/index.html
+
+# needs to be installed before zsf
+sudo dnf install -y kernel-devel
+
+# the repo's package is not maintained
+sudo rpm -e --nodeps zfs-fuse
+
+sudo dnf install -y https://zfsonlinux.org/fedora/zfs-release$(rpm -E %dist).noarch.rpm
+sudo dnf install -y zfs
+echo zfs | sudo tee /etc/modules-load.d/zfs.conf
+sudo modprobe zfs