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adds automount to zfs

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This commit is contained in:
Menno van Leeuwen 2024-11-15 22:43:52 +01:00
parent e546ecea9a
commit 1c56aea8fb
Signed by: vleeuwenmenno
SSH Key Fingerprint: SHA256:OJFmjANpakwD3F2Rsws4GLtbdz1TJ5tkQF0RZmF0TRE
2 changed files with 14 additions and 152 deletions
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8
config/nixos/hardware/mennos-server.nix
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@ -22,12 +22,18 @@
# Enable oepngl and 32-bit support
hardware.opengl = {
driSupport32Bit = true;
enable = true;
driSupport = true;
driSupport32Bit = true;
};
# Enable NVIDIA Docker support
# test with: $ docker run --rm -it --device=nvidia.com/gpu=all ubuntu:latest nvidia-smi
hardware.nvidia-container-toolkit.enable = true;
virtualisation.docker = {
enable = true;
enableNvidia = true;
};
hardware.nvidia = {
# Modesetting is required.

158
config/nixos/hardware/mennos-server/zfs.nix
View File

@ -5,18 +5,17 @@
# ZFS system services
services.zfs = {
autoSnapshot = {
enable = false; # TODO: Enable this when we're ready to do so
frequent = 4; # Keep 4 15-minute snapshots
hourly = 24; # Keep 24 hourly snapshots
daily = 7; # Keep 7 daily snapshots
weekly = 4; # Keep 4 weekly snapshots
monthly = 12; # Keep 12 monthly snapshots
};
autoScrub = {
enable = true;
interval = "weekly";
};
autoMount = true;
pools.datapool = {
import = true;
};
pools.backup = {
import = true;
};
};
# Install ZFS utilities
@ -27,147 +26,4 @@
# If you want to keep compression settings
boot.kernelParams = [ "zfs.zfs_compressed_arc_enabled=1" ];
# TODO: Enable this when we're ready to do so
# environment.etc."local/bin/zfs-backup.sh" = {
# mode = "0755";
# text = ''
# #!/bin/bash
# set -euo pipefail
# DATE=$(date +%Y%m%d-%H%M)
# DATASETS="music astro photos stash isos ai audiobooks vms old_backups services"
# RETAIN_SNAPSHOTS=24
# BACKUP_POOL="backup"
# SOURCE_POOL="datapool"
# log() {
# echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*"
# }
# ensure_backup_pool() {
# if ! zpool list "$BACKUP_POOL" >/dev/null 2>&1; then
# log "ERROR: Backup pool '$BACKUP_POOL' does not exist!"
# return 1
# fi
# }
# check_dataset_exists() {
# local pool=$1
# local dataset=$2
# zfs list "$pool/$dataset" >/dev/null 2>&1
# return $?
# }
# create_backup_dataset() {
# local dataset=$1
# local source_pool="$SOURCE_POOL"
# local backup_pool="$BACKUP_POOL"
# # Get properties from source dataset
# local props=$(zfs get -H -o property,value all "$source_pool/$dataset" | \
# grep -E '^(compression|recordsize|atime|relatime|xattr|acltype)' | \
# awk '{printf "-o %s=%s ", $1, $2}')
# log "Creating backup dataset $backup_pool/$dataset with matching properties"
# # shellcheck disable=SC2086
# zfs create -p ${props} "$backup_pool/$dataset"
# # Set some backup-specific properties
# zfs set readonly=on "$backup_pool/$dataset"
# zfs set snapdir=visible "$backup_pool/$dataset"
# log "Successfully created backup dataset $backup_pool/$dataset"
# }
# get_latest_snapshot() {
# local pool=$1
# local dataset=$2
# local snapshot
# snapshot=$(zfs list -t snapshot -H -o name "$pool/$dataset" 2>/dev/null | grep backup- | tail -n1) || true
# echo "$snapshot"
# }
# # Ensure backup pool exists
# ensure_backup_pool
# for ds in $DATASETS; do
# log "Processing dataset $ds"
# # Check if source dataset exists
# if ! check_dataset_exists "$SOURCE_POOL" "$ds"; then
# log "Skipping $ds - source dataset $SOURCE_POOL/$ds does not exist"
# continue
# fi
# # Create backup dataset if it doesn't exist
# if ! check_dataset_exists "$BACKUP_POOL" "$ds"; then
# log "Backup dataset $BACKUP_POOL/$ds does not exist"
# create_backup_dataset "$ds"
# fi
# # Create new snapshot
# local snapshot_name="$SOURCE_POOL/$ds@backup-$DATE"
# log "Creating new snapshot $snapshot_name"
# zfs snapshot "$snapshot_name"
# LATEST_BACKUP=$(get_latest_snapshot "$BACKUP_POOL" "$ds")
# if [ -z "$LATEST_BACKUP" ]; then
# log "No existing backup found - performing full backup of $ds"
# zfs send "$snapshot_name" | zfs receive -F "$BACKUP_POOL/$ds"
# else
# LATEST_SOURCE=$(get_latest_snapshot "$SOURCE_POOL" "$ds" | grep -v "backup-$DATE" | tail -n1)
# if [ -n "$LATEST_SOURCE" ]; then
# log "Performing incremental backup of $ds from $LATEST_SOURCE to backup-$DATE"
# zfs send -i "$LATEST_SOURCE" "$snapshot_name" | zfs receive -F "$BACKUP_POOL/$ds"
# else
# log "No suitable source snapshot found for incremental backup - performing full backup of $ds"
# zfs send "$snapshot_name" | zfs receive -F "$BACKUP_POOL/$ds"
# fi
# fi
# log "Cleaning up old snapshots for $ds"
# # Cleanup source snapshots
# if snapshots=$(zfs list -t snapshot -H -o name "$SOURCE_POOL/$ds" | grep backup-); then
# echo "$snapshots" | head -n -$RETAIN_SNAPSHOTS | while read -r snap; do
# log "Removing source snapshot: $snap"
# zfs destroy "$snap"
# done
# fi
# # Cleanup backup snapshots
# if snapshots=$(zfs list -t snapshot -H -o name "$BACKUP_POOL/$ds" | grep backup-); then
# echo "$snapshots" | head -n -$RETAIN_SNAPSHOTS | while read -r snap; do
# log "Removing backup snapshot: $snap"
# zfs destroy "$snap"
# done
# fi
# done
# log "Backup completed successfully"
# '';
# };
# systemd.services.zfs-backup = {
# description = "ZFS Backup Service";
# requires = [ "zfs.target" ];
# after = [ "zfs.target" ];
# path = [ pkgs.zfs ];
# serviceConfig = {
# Type = "oneshot";
# ExecStart = "/etc/local/bin/zfs-backup.sh";
# User = "root";
# };
# };
# systemd.timers.zfs-backup = {
# description = "Run ZFS backup every 4 hours";
# wantedBy = [ "timers.target" ];
# timerConfig = {
# OnBootSec = "15min";
# OnUnitActiveSec = "4h";
# RandomizedDelaySec = "5min";
# };
# };
}