mirror of
https://github.com/bashclub/proxmox-zfs-postinstall.git
synced 2024-12-25 09:40:12 +01:00
Thorsten Spille
GitHub
commit
87620a084a
1
.gitignore
vendored
Normal file
1
.gitignore
vendored
Normal file
@ -0,0 +1 @@
|
||||
ZPOOL_SIZE_SUM_BYTES
|
||||
@ -5,6 +5,7 @@ Following settings are made:
|
||||
- Disable `pve-enterprise` repo
|
||||
- Add `pve-no-subscription` repo
|
||||
- Upgrade system to latest version
|
||||
- Install basic tools: `vim ifupdown2 net-tools dnsutils ethtool git curl unzip screen iftop lshw smartmontools nvme-cli lsscsi sysstat zfs-auto-snapshot htop mc rpl`
|
||||
- Configure snapshot retention for `zfs-auto-snapshot`
|
||||
- Set limits for level 1 arc (`zfs_arc_min` and `zfs_arc_max`)
|
||||
- Install basic tools: `sudo vim ifupdown2 net-tools dnsutils ethtool git curl unzip screen iftop lshw smartmontools nvme-cli lsscsi sysstat zfs-auto-snapshot htop mc rpl`
|
||||
- Configure snapshot retention for `zfs-auto-snapshot` interactively
|
||||
- Calculates limits for level 1 arc (`zfs_arc_min` and `zfs_arc_max`) based on all configured zpools
|
||||
- Configure backup of `/etc` folder to new zfs dataset on `rpool/pveconf`
|
||||
|
||||
44
install.sh
44
install.sh
@ -1,44 +0,0 @@
|
||||
#!/bin/bash
|
||||
|
||||
# Define basic tools to install
|
||||
TOOLS="vim ifupdown2 net-tools dnsutils ethtool git curl unzip screen iftop lshw smartmontools nvme-cli lsscsi sysstat zfs-auto-snapshot htop mc rpl"
|
||||
|
||||
# Define zfs-auto-snapshot retention policy
|
||||
SNAP_FREQUENT=8
|
||||
SNAP_HOURLY=48
|
||||
SNAP_DAILY=31
|
||||
SNAP_WEEKLY=8
|
||||
SNAP_MONTHLY=3
|
||||
|
||||
# Define zfs arcsize in Megabytes (MB)
|
||||
ZFS_ARC_MIN=128
|
||||
ZFS_ARC_MAX=256
|
||||
|
||||
# disable pve-enterprise repo and add pve-no-subscription repo
|
||||
mv /etc/apt/sources.list.d/pve-enterprise.list /etc/apt/sources.list.d/pve-enterprise.list.bak
|
||||
echo "deb http://download.proxmox.com/debian/pve buster pve-no-subscription" > /etc/apt/sources.list.d/pve-no-subscription.list
|
||||
apt update
|
||||
|
||||
# update system and install basic tools
|
||||
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq dist-upgrade
|
||||
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq install $TOOLS
|
||||
|
||||
# configure zfs-auto-snapshot
|
||||
rpl "keep=4" "keep=$SNAP_FREQUENT" /etc/cron.d/zfs-auto-snapshot
|
||||
rpl "keep=24" "keep=$SNAP_HOURLY" /etc/cron.hourly/zfs-auto-snapshot
|
||||
rpl "keep=31" "keep=$SNAP_DAILY" /etc/cron.hourly/zfs-auto-snapshot
|
||||
rpl "keep=8" "keep=$SNAP_WEEKLY" /etc/cron.weekly/zfs-auto-snapshot
|
||||
rpl "keep=8" "keep=$SNAP_MONTHLY" /etc/cron.monthly/zfs-auto-snapshot
|
||||
|
||||
# set zfs_arc_limits
|
||||
ZFS_ARC_MIN_BYTES=$(($ZFS_ARC_MIN*1024*1024))
|
||||
ZFS_ARC_MAX_BYTES=$(($ZFS_ARC_MAX*1024*1024))
|
||||
|
||||
echo $ZFS_ARC_MIN_BYTES > /sys/module/zfs/parameters/zfs_arc_min
|
||||
echo $ZFS_ARC_MAX_BYTES > /sys/module/zfs/parameters/zfs_arc_max
|
||||
|
||||
cat << EOF > /etc/modprobe.d/zfs.conf
|
||||
options zfs zfs_arc_min=$ZFS_ARC_MIN_BYTES
|
||||
options zfs zfs_arc_min=$ZFS_ARC_MAX_BYTES
|
||||
EOF
|
||||
update-initramfs -u -k all
|
||||
201
proxmox-zfs-postinstall.sh
Normal file
201
proxmox-zfs-postinstall.sh
Normal file
@ -0,0 +1,201 @@
|
||||
#!/bin/bash
|
||||
|
||||
###### CONFIG SECTION ######
|
||||
|
||||
# Define basic tools to install
|
||||
TOOLS="sudo vim ifupdown2 net-tools dnsutils ethtool git curl unzip screen iftop lshw smartmontools nvme-cli lsscsi sysstat zfs-auto-snapshot htop mc rpl lsb-release"
|
||||
|
||||
#### PVE CONF BACKUP CONFIGURATION ####
|
||||
|
||||
# Define target dataset for backup of /etc
|
||||
# IMPORTANT NOTE: Don't type in the leading /, this will be set where needed
|
||||
PVE_CONF_BACKUP_TARGET=rpool/pveconf
|
||||
|
||||
# Define timer for your backup cronjob (default: every 15 minutes fron 3 through 59)
|
||||
PVE_CONF_BACKUP_CRON_TIMER="3/15 * * * *"
|
||||
|
||||
|
||||
###### SYSTEM INFO AND INTERACTIVE CONFIGURATION SECTION ######
|
||||
|
||||
ROUND_FACTOR=512
|
||||
|
||||
roundup(){
|
||||
echo $(((($1 + $ROUND_FACTOR) / $ROUND_FACTOR) * $ROUND_FACTOR))
|
||||
}
|
||||
|
||||
roundoff(){
|
||||
echo $((($1 / $ROUND_FACTOR) * $ROUND_FACTOR))
|
||||
}
|
||||
|
||||
#### L1ARC SIZE CONFIGURATION ####
|
||||
|
||||
# get total size of all zpools
|
||||
ZPOOL_SIZE_SUM_BYTES=0
|
||||
for line in $(zpool list -o size -Hp); do ZPOOL_SIZE_SUM_BYTES=$(($ZPOOL_SIZE_SUM_BYTES+$line)); done
|
||||
|
||||
# get information about available ram
|
||||
MEM_TOTAL_BYTES=$(($(awk '/MemTotal/ {print $2}' /proc/meminfo) * 1024))
|
||||
|
||||
# get values if defaults are set
|
||||
ARC_MAX_DEFAULT_BYTES=$(($MEM_TOTAL_BYTES / 2))
|
||||
ARC_MIN_DEFAULT_BYTES=$(($MEM_TOTAL_BYTES / 32))
|
||||
|
||||
# get current settings
|
||||
ARC_MIN_CUR_BYTES=$(cat /sys/module/zfs/parameters/zfs_arc_min)
|
||||
ARC_MAX_CUR_BYTES=$(cat /sys/module/zfs/parameters/zfs_arc_max)
|
||||
|
||||
# calculate suggested l1arc sice
|
||||
ZFS_ARC_MIN_MEGABYTES=$(roundup $(($ZPOOL_SIZE_SUM_BYTES / 2048 / 1024 / 1024)))
|
||||
ZFS_ARC_MAX_MEGABYTES=$(roundoff $(($ZPOOL_SIZE_SUM_BYTES / 1024 / 1024 / 1024)))
|
||||
|
||||
echo -e "######## CONFIGURE ZFS L1ARC SIZE ########\n"
|
||||
echo "System Summary:"
|
||||
echo -e "\tSystem Memory:\t\t$(($MEM_TOTAL_BYTES / 1024 / 1024))\tMB"
|
||||
echo -e "\tZpool size (sum):\t$(($ZPOOL_SIZE_SUM_BYTES / 1024 / 1024))\tMB"
|
||||
echo -e "Calculated l1arc if set to defaults:"
|
||||
if [ $ARC_MIN_DEFAULT_BYTES -lt 33554432 ]; then
|
||||
echo -e "\tDefault zfs_arc_min:\t32\tMB"
|
||||
else
|
||||
echo -e "\tDefault zfs_arc_min:\t$(($ARC_MIN_DEFAULT_BYTES / 1024 / 1024))\tMB"
|
||||
fi
|
||||
echo -e "\tDefault zfs_arc_max:\t$(($ARC_MAX_DEFAULT_BYTES / 1024 / 1024))\tMB"
|
||||
echo -e "Current l1arc configuration:"
|
||||
if [ $ARC_MIN_CUR_BYTES -gt 0 ]; then
|
||||
echo -e "\tCurrent zfs_arc_min:\t$(($ARC_MIN_CUR_BYTES / 1024 / 1024))\tMB"
|
||||
else
|
||||
echo -e "\tCurrent zfs_arc_min:\t0"
|
||||
fi
|
||||
if [ $ARC_MAX_CUR_BYTES -gt 0 ]; then
|
||||
echo -e "\tCurrent zfs_arc_max:\t$(($ARC_MAX_CUR_BYTES / 1024 / 1024))\tMB"
|
||||
else
|
||||
echo -e "\tCurrent zfs_arc_max:\t0"
|
||||
fi
|
||||
echo -e "Note: If your current values are 0, the calculated values above will apply."
|
||||
echo ""
|
||||
echo -e "The l1arc cache will be set relative to the size (sum) of your zpools by policy"
|
||||
echo -e "zfs_arc_min:\t\t\t$(($ZFS_ARC_MIN_MEGABYTES))\tMB\t\t= 512 MB RAM per 1 TB ZFS storage (round off in 512 MB steps)"
|
||||
echo -e "zfs_arc_max:\t\t\t$(($ZFS_ARC_MAX_MEGABYTES))\tMB\t\t= 1 GB RAM per 1 TB ZFS storage (round up in 512 MB steps)"
|
||||
echo ""
|
||||
RESULT=not_set
|
||||
while [ "$(echo $RESULT | awk '{print tolower($0)}')" != "y" ] && [ "$(echo $RESULT | awk '{print tolower($0)}')" != "n" ] && [ "$(echo $RESULT | awk '{print tolower($0)}')" != "" ]; do
|
||||
echo "If you want to apply the values by script policy type 'y', type 'n' to adjust the values yourself [Y/n]?"
|
||||
read
|
||||
RESULT=${REPLY}
|
||||
done
|
||||
if [[ "$(echo $RESULT | awk '{print tolower($0)}')" == "n" ]]; then
|
||||
echo "Please type in the desired value in MB for 'zfs_arc_min' [$(($ZFS_ARC_MIN_MEGABYTES))]:"
|
||||
read
|
||||
if [[ ${REPLY} -gt 0 ]]; then
|
||||
ZFS_ARC_MIN_MEGABYTES=$((${REPLY}))
|
||||
fi
|
||||
echo "Please type in the desired value in MB for 'zfs_arc_max' [$(($ZFS_ARC_MAX_MEGABYTES))]:"
|
||||
read
|
||||
if [[ ${REPLY} -gt 0 ]]; then
|
||||
ZFS_ARC_MAX_MEGABYTES=$((${REPLY}))
|
||||
fi
|
||||
fi
|
||||
|
||||
#### SWAPPINESS ####
|
||||
|
||||
echo -e "######## CONFIGURE SWAPPINESS ########\n"
|
||||
SWAPPINESS=$(cat /proc/sys/vm/swappiness)
|
||||
echo "The current swappiness is configured to '$SWAPPINESS %' of free memory until using swap."
|
||||
read -p "If you want to change the swappiness, please type in the percentage as number (0 = diasbled):" user_input
|
||||
if echo "$user_input" | grep -qE '^[0-9]+$'; then
|
||||
echo "Changing swappiness from '$SWAPPINESS %' to '$user_input %'"
|
||||
SWAPPINESS=$user_input
|
||||
else
|
||||
echo "No input - swappiness unchanged at '$SWAPPINESS %'."
|
||||
fi
|
||||
|
||||
#### ZFS AUTO SNAPSHOT CONFIGURATION ####
|
||||
|
||||
# get information about zfs-auto-snapshot and ask for snapshot retention
|
||||
declare -A auto_snap_keep=( ["frequent"]="8" ["hourly"]="48" ["daily"]="31" ["weekly"]="8" ["monthly"]="3" )
|
||||
dpkg -l zfs-auto-snapshot > /dev/null
|
||||
|
||||
if [ $? -eq 0 ]; then
|
||||
echo "'zfs-auto-snapshot' already installed. Reading config..."
|
||||
for interval in "${!auto_snap_keep[@]}"; do
|
||||
if [[ "$interval" == "frequent" ]]; then
|
||||
auto_snap_keep[$interval]=$(cat /etc/cron.d/zfs-auto-snapshot | grep keep | cut -d' ' -f19 | cut -d '=' -f2)
|
||||
else
|
||||
auto_snap_keep[$interval]=$(cat /etc/cron.$interval/zfs-auto-snapshot | grep keep | cut -d' ' -f6 | cut -d'=' -f2)
|
||||
fi
|
||||
done
|
||||
else
|
||||
echo "'zfs-auto-snapshot' not installed yet, using script defaults..."
|
||||
fi
|
||||
echo -e "######## CONFIGURE ZFS AUTO SNAPSHOT ########\n"
|
||||
for interval in "${!auto_snap_keep[@]}"; do
|
||||
read -p "Please set how many $interval snapshots to keep (current: keep=${auto_snap_keep[$interval]})" user_input
|
||||
if echo "$user_input" | grep -qE '^[0-9]+$'; then
|
||||
echo "Changing $interval from ${auto_snap_keep[$interval]} to $user_input"
|
||||
auto_snap_keep[$interval]=$user_input
|
||||
else
|
||||
echo "No input - $interval unchanged at ${auto_snap_keep[$interval]}."
|
||||
fi
|
||||
done
|
||||
|
||||
###### INSTALLER SECTION ######
|
||||
|
||||
# disable pve-enterprise repo and add pve-no-subscription repo
|
||||
if [[ "$(uname -r)" == *"-pve" ]]; then
|
||||
echo "Deactivating pve-enterprise repository"
|
||||
mv /etc/apt/sources.list.d/pve-enterprise.list /etc/apt/sources.list.d/pve-enterprise.list.bak > /dev/null 2>&1
|
||||
echo "Activating pve-no-subscription repository"
|
||||
echo "deb http://download.proxmox.com/debian/pve buster pve-no-subscription" > /etc/apt/sources.list.d/pve-no-subscription.list
|
||||
fi
|
||||
echo "Getting latest package lists"
|
||||
apt update > /dev/null 2>&1
|
||||
|
||||
# update system and install basic tools
|
||||
echo "Upgrading system to latest version - Depending on your version this could take a while..."
|
||||
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq dist-upgrade > /dev/null 2>&1
|
||||
echo "Installing toolset - Depending on your version this could take a while..."
|
||||
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq install $TOOLS > /dev/null 2>&1
|
||||
|
||||
# configure zfs-auto-snapshot
|
||||
for interval in "${!auto_snap_keep[@]}"; do
|
||||
echo "Setting zfs-auto-snapshot retention: $interval = ${auto_snap_keep[$interval]}"
|
||||
if [[ "$interval" == "frequent" ]]; then
|
||||
CURRENT=$(cat /etc/cron.d/zfs-auto-snapshot | grep keep | cut -d' ' -f19 | cut -d '=' -f2)
|
||||
if [[ "${auto_snap_keep[$interval]}" != "$CURRENT" ]]; then
|
||||
rpl "keep=$CURRENT" "keep=${auto_snap_keep[$interval]}" /etc/cron.d/zfs-auto-snapshot > /dev/null 2>&1
|
||||
fi
|
||||
else
|
||||
CURRENT=$(cat /etc/cron.$interval/zfs-auto-snapshot | grep keep | cut -d' ' -f6 | cut -d'=' -f2)
|
||||
if [[ "${auto_snap_keep[$interval]}" != "$CURRENT" ]]; then
|
||||
rpl "keep=$CURRENT" "keep=${auto_snap_keep[$interval]}" /etc/cron.$interval/zfs-auto-snapshot > /dev/null 2>&1
|
||||
fi
|
||||
fi
|
||||
done
|
||||
|
||||
echo "Configuring swappiness"
|
||||
echo "vm.swappiness=$SWAPPINESS" > /etc/sysctl.d/swappiness.conf
|
||||
sysctl -w vm.swappiness=$SWAPPINESS
|
||||
|
||||
echo "Configuring pve-conf-backup"
|
||||
# create backup jobs of /etc
|
||||
zfs list $PVE_CONF_BACKUP_TARGET > /dev/null 2>&1
|
||||
if [ $? -ne 0 ]; then
|
||||
zfs create $PVE_CONF_BACKUP_TARGET
|
||||
fi
|
||||
echo "$PVE_CONF_BACKUP_CRON_TIMER root rsync -va --delete /etc /$PVE_CONF_BACKUP_TARGET > /$PVE_CONF_BACKUP_TARGET/pve-conf-backup.log" > /etc/cron.d/pve-conf-backup
|
||||
|
||||
ZFS_ARC_MIN_BYTES=$((ZFS_ARC_MIN_MEGABYTES * 1024 *1024))
|
||||
ZFS_ARC_MAX_BYTES=$((ZFS_ARC_MAX_MEGABYTES * 1024 *1024))
|
||||
|
||||
echo "Adjusting ZFS level 1 arc"
|
||||
echo $ZFS_ARC_MIN_BYTES > /sys/module/zfs/parameters/zfs_arc_min
|
||||
echo $ZFS_ARC_MAX_BYTES > /sys/module/zfs/parameters/zfs_arc_max
|
||||
|
||||
cat << EOF > /etc/modprobe.d/zfs.conf
|
||||
options zfs zfs_arc_min=$ZFS_ARC_MIN_BYTES
|
||||
options zfs zfs_arc_min=$ZFS_ARC_MAX_BYTES
|
||||
EOF
|
||||
|
||||
echo "Updating initramfs - This will take some time..."
|
||||
update-initramfs -u -k all > /dev/null 2>&1
|
||||
|
||||
echo "Proxmox postinstallation finished!"
|
||||
Loading…
Reference in New Issue
Block a user