Update zfs crypt setup

2018-06-19 02:55:56 +02:00
parent 14160c29ad
commit 869dea7987
4 changed files with 162 additions and 11 deletions
--- a/doc/ariane.md
+++ b/doc/ariane.md
@@ -18,7 +18,7 @@ systemctl restart zfs-share
 ## Initial ZFS Setup
 ### Find disk serial numbers
 ```shell
-for i in a b c d e f g; do echo -n "/dev/sd$i: "; hdparm -I /dev/sd$i | awk '/Serial Number/ {print $3}'; done
+for i in a b c d e f g h i; do echo -n "/dev/sd$i: "; hdparm -I /dev/sd$i | awk '/Serial Number/ {print $3}'; done
 ```
 ### Wipe disks
 ```shell
@@ -29,14 +29,23 @@ sgdisk --zap-all /dev/sdX
 ```shell
 sgdisk -n1:0:0 -t1:BF01 /dev/sdX
 ```
+### Format LUKS containers (and set passphrase)
+```shell
+cryptsetup luksFormat /dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP32E-part1
+cryptsetup luksFormat /dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PPLPH-part1
+cryptsetup luksFormat /dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP0K1-part1
+cryptsetup luksFormat /dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WXB1HB4MJCMM-part1
+```
 ### Create zpool
 ```shell
-zpool create -o ashift=12 -O atime=off -O compression=lz4 \
-zv1 raidz2 \
-/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP32E-part1 \
-/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PPLPH-part1 \
-/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP0K1-part1 \
-/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WXB1HB4MJCMM-part1
+./mountVolumes.sh mount
+zpool create -o ashift=12 -o autoexpand=on -o autoreplace=on -O atime=off -O compression=lz4 \
+-O acltype=posixacl -O xattr=sa zv1 raidz2 \
+/dev/mapper/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP32E-part1 \
+/dev/mapper/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PPLPH-part1 \
+/dev/mapper/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP0K1-part1 \
+/dev/mapper/ata-WDC_WD60EFRX-68L0BN1_WD-WXB1HB4MJCMM-part1
+zpool add zv1 log mirror /dev/nvme0n1p5 /dev/nvme1n1p5
 ```
 ### Create datasets
 ```shell
@@ -46,13 +55,13 @@ zfs create zv1/fotos
 ```
 ### Set dataset quota
 ```shell
-zfs set quota=1T zv1/daten zv1/fotos zv1/homes
+zfs set quota=1T zv1/homes zv1/daten zv1/fotos
 ```
 ### Transfer data
 ```shell
+rsync --stats -avhP --exclude-from=/var/tmp/ignorelist root@atlas:/home/ /zv1/homes/
 rsync --stats -avhP --exclude Pictures root@atlas:/mnt/save/fet_daten/ /zv1/daten/
 rsync --stats -avhP root@atlas:/mnt/save/fet_daten/Pictures/ /zv1/fotos/
-rsync --stats -avhP root@atlas:/home/ /zv1/homes/
 ```
 ### Before reinstalling
 ```shell
--- a/roles/ariane/files/zfs_mount.sh
+++ b/roles/ariane/files/zfs_mount.sh
@@ -0,0 +1,135 @@
+#!/bin/bash
+
+# https://bitbucket.org/dewoodruff/zfs-on-linux-luks-mountvolumes/src/5836def278a3e462f1f508ba02b7fa236dd28717/mountVolumes.sh
+
+#list our zpools to be mounted, one per line, no delimiter
+pools=(
+	"zv1"
+)
+#list all devs and their aliases to be used with luksOpen
+declare -A devs=(
+	["/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP32E-part1"]="ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP32E-part1"
+	["/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PPLPH-part1"]="ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PPLPH-part1"
+	["/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP0K1-part1"]="ata-WDC_WD60EFRX-68L0BN1_WD-WX21D36PP0K1-part1"
+	["/dev/disk/by-id/ata-WDC_WD60EFRX-68L0BN1_WD-WXB1HB4MJCMM-part1"]="ata-WDC_WD60EFRX-68L0BN1_WD-WXB1HB4MJCMM-part1"
+)
+#set your log file name
+LOG=mountVolumes.log
+
+# the real work happens below
+activePools=()
+date >> $LOG
+function getPoolStatus {
+	echo "Checking pool status:" | tee -a $LOG
+	for pool in "${pools[@]}"
+	do
+		echo -en "\t$pool: " | tee -a $LOG
+		status=`zpool status $pool 2>&1 | grep "state:" | cut -f2 -d:`
+		if [ -z "$status" ];
+		then
+			echo "unknown - not imported" | tee -a $LOG
+		else
+			echo $status | tee -a $LOG
+			activePools+=($pool)
+		fi
+	done
+}
+
+function exportActivePools {
+	if [ -n "$activePools" ];
+	then
+		echo -n "Exporting pools... " | tee -a $LOG
+		for pool in "${activePools[@]}"
+		do
+			zpool export -f $pool 2>&1 1>>$LOG || { echo "Problem exporting $pool!" | tee -a $LOG; exit 0; }
+		done
+		echo " done."
+	fi
+}
+
+function importPools {
+	echo -n "Importing pools..."
+	for pool in "${pools[@]}"
+	do
+		zpool import $pool 2>&1 1>>$LOG || { echo "Problem importing $pool!" | tee -a $LOG; exit 0; }
+	done
+	echo " done."
+}
+
+function closeAllLUKS {
+	echo "Making sure all LUKS disks are closed..."
+	for dev in "${devs[@]}"
+	do
+		#echo $dev
+		cryptsetup close $dev 2>&1 | 1>>$LOG || { echo "Problem closing $dev!" | tee -a $LOG; exit 0; }
+		
+	done
+	echo "Done."
+}
+
+function openAllLUKS {
+	read -s -p "Enter LUKS passphrase: " pass1
+	echo ""
+	read -s -p "Confirm LUKS passphrase: " pass2
+	echo ""
+
+	if [ "$pass1" = "$pass2" ];
+	then
+		for dev in "${!devs[@]}"
+		do
+			echo "Opening $dev to ${devs["$dev"]}" | tee -a $LOG
+			echo "$pass1" | cryptsetup luksOpen $dev ${devs[$dev]} 2>&1 1>>$LOG || { echo "Problem opening $dev!" | tee -a $LOG; exit 0; }
+		done
+	else
+		echo "ERROR: passphrases don't match!"
+	fi
+	pass1=""
+	pass2=""
+
+}
+
+function LUKSStatus {
+	for dev in "${devs[@]}"
+	do
+		cryptsetup status $dev | head -1 | tee -a $LOG
+	done | sort
+}
+
+function unmount {
+	zfs unshare -a
+	getPoolStatus
+	exportActivePools
+	closeAllLUKS
+	getPoolStatus
+}
+
+if [ "$1" = "status" ];
+then
+	LUKSStatus
+	getPoolStatus
+elif [ "$1" = "mount" ];
+then
+	getPoolStatus
+	exportActivePools
+	closeAllLUKS
+	openAllLUKS
+	importPools
+	getPoolStatus
+	zfs share -a
+elif [ "$1" = "unmount" ];
+then
+	unmount
+elif [ "$1" = "reboot" ];
+then
+	unmount
+	reboot
+elif [ "$1" = "shutdown" ];
+then
+	unmount
+	shutdown -h now
+elif [ "$1" = "freespace" ];
+then
+	zfs list
+else
+	echo "Usage: ./mountVolumes.sh [status|mount|unmount|reboot|shutdown|freespace]"
+fi
--- a/roles/ariane/tasks/zfs.yml
+++ b/roles/ariane/tasks/zfs.yml
@@ -32,9 +32,12 @@
 - name: zfs - set quota
  zfs: "name={{ item }} state=present quota=1T"
  with_items:
+  - zv1/homes
  - zv1/daten
  - zv1/fotos
-  - zv1/homes
+
+- name : zfs - zfs_mount.sh
+  copy: src=zfs_mount.sh dest=/usr/local/bin/ owner=root group=root mode=0755

 - name : zfs - zfs_health.sh
  copy: src=zfs_health.sh dest=/usr/local/bin/ owner=root group=root mode=0755
--- a/roles/ariane/templates/iptables_rules_v4.j2
+++ b/roles/ariane/templates/iptables_rules_v4.j2
@@ -4,6 +4,10 @@
 :INPUT DROP [0:0]
 :FORWARD DROP [0:0]
 :OUTPUT ACCEPT [0:0]
+-A INPUT -s 192.168.86.0/24 -d 192.168.86.0/24 -p udp -m multiport --dports 10053,111,2049,32769,875,892 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A INPUT -s 192.168.86.0/24 -d 192.168.86.0/24 -p tcp -m multiport --dports 10053,111,2049,32803,875,892 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A OUTPUT -s 192.168.86.0/24 -d 192.168.86.0/24 -p udp -m multiport --sports 10053,111,2049,32769,875,892 -m state --state ESTABLISHED -j ACCEPT
+-A OUTPUT -s 192.168.86.0/24 -d 192.168.86.0/24 -p tcp -m multiport --sports 10053,111,2049,32803,875,892 -m state --state ESTABLISHED -j ACCEPT
 -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
 -A INPUT -p icmp -j ACCEPT
 -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT