vault backup: 2026-05-17 11:46:36

2026-05-17 11:46:36 +01:00
parent fac5687e22
commit 1962242ead
3 changed files with 270 additions and 11 deletions
@@ -0,0 +1,238 @@
+---
+category:
+  - "[[Journal]]"
+type:
+  - "[[Log]]"
+title: migrating to truenas, sanoid+syncoid backup
+created: 2026-05-17T11:29:26
+date: 2026-05-17
+tags:
+---
+So I'm going to try running [[TrueNAS|truenas]] on my backup machine rather than [[Proxmox|proxmox]] with [[Sanoid and Syncoid|sandoid+synoid]].
+
+here are my current config and scripts on the 
+`/etc/sanoid/sanoid.conf`
+```
+########################
+
+# stanleypool datasets #
+
+########################
+
+  
+
+[stanleypool/archive]
+
+    use_template = stanleypool-nightly
+
+    recursive = zfs
+
+    process_children_only = no
+
+  
+
+[stanleypool/bobbie]
+
+    use_template = stanleypool-nightly
+
+    recursive = zfs
+
+    process_children_only = no
+
+  
+
+[stanleypool/music]
+
+    use_template = stanleypool-nightly
+
+    recursive = zfs
+
+    process_children_only = no
+
+  
+
+[stanleypool/photos]
+
+    use_template = stanleypool-nightly
+
+    recursive = zfs
+
+    process_children_only = no
+
+  
+
+[stanleypool/video]
+
+    use_template = stanleypool-nightly
+
+    recursive = zfs
+
+    process_children_only = no
+
+  
+
+#############
+
+# templates #
+
+#############
+
+  
+
+[template_stanleypool-nightly]
+
+    frequently = 0
+
+    hourly = 0
+
+    daily = 90
+
+    weekly = 26
+
+    monthly = 24
+
+    yearly = 0
+
+    autosnap = no
+
+    autoprune = yes
+
+    prune_defer = 80
+```
+
+`/usr/local/bin/zfs-nightly-backup.sh`
+```
+#!/bin/bash
+
+GLOBAL_TIMEOUT="6h"
+
+# --- CRASH SAFETY NET ---
+
+# If the script exits prematurely for ANY reason, run the shutdown function
+
+failure_cleanup() {
+
+    echo "$(date '+[%Y-%m-%d %H:%M:%S]') CRITICAL: Script terminated unexpectedly! Triggering safety shutdown."
+
+    ssh root@pve-shug9 "/sbin/shutdown +10 'Nightly backup crashed, shutting down in 10 minutes'"
+
+    /sbin/shutdown +10 "Nightly backup crashed, shutting down in 10 minutes"
+
+}
+
+# Trap standard exit signals (1 = General errors, 2 = Ctrl+C, 15 = Terminate)
+
+trap 'if [ "$EXIT_STATUS" != "0" ] && [ "$EXIT_STATUS" != "124" ]; then failure_cleanup; fi' EXIT
+
+  
+
+run_backups() {
+
+    # pull existing snapshots from source (thinkstation)
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=pull --preserve-recordsize --preserve-properties root@pve-thinkstation:noggapool/bobbie stanleypool/bobbie
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=pull --preserve-recordsize --preserve-properties root@pve-thinkstation:noggapool/photos stanleypool/photos
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=pull --preserve-recordsize --preserve-properties root@pve-thinkstation:noggapool/archive stanleypool/archive
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=pull --preserve-recordsize --preserve-properties root@pve-thinkstation:noggapool/music stanleypool/music
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=pull --preserve-recordsize --preserve-properties root@pve-thinkstation:noggapool/video stanleypool/video
+
+    sleep 10
+
+  
+
+    # push to remote (shug9)
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=push --preserve-recordsize --preserve-properties root@pve-shug9:bathpool/bobbie stanleypool/bobbie
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=push --preserve-recordsize --preserve-properties stanleypool/photos root@pve-shug9:bathpool/photos
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=push --preserve-recordsize --preserve-properties stanleypool/archive root@pve-shug9:bathpool/archive
+
+    sleep 10
+
+    /usr/sbin/syncoid --quiet -r --no-sync-snap --create-bookmark --use-hold --identifier=push --preserve-recordsize --preserve-properties stanleypool/music root@pve-shug9:bathpool/music
+
+    sleep 10
+
+  
+
+    # only run the prune after successful transfers
+
+    ssh root@pve-shug9 "/usr/sbin/sanoid --quiet --prune-snapshots"
+
+    sleep 5
+
+    /usr/sbin/sanoid --quiet --prune-snapshots
+
+    sleep 5
+
+    echo "Backup script completed successfully."
+
+}
+
+  
+
+# Export the function so the timeout subshell can see it
+
+export -f run_backups
+
+  
+
+# Run the function wrapped in the timeout utility
+
+timeout "$GLOBAL_TIMEOUT" bash -c run_backups
+
+EXIT_STATUS=$?
+
+  
+
+# --- EVALUATE EXIT STATE FOR LOGGING ---
+
+  
+
+if [ $EXIT_STATUS -eq 124 ]; then
+
+    echo "$(date '+[%Y-%m-%d %H:%M:%S]') ERROR: Script exceeded global timeout of $GLOBAL_TIMEOUT. Aborting."
+
+elif [ $EXIT_STATUS -ne 0 ]; then
+
+    echo "$(date '+[%Y-%m-%d %H:%M:%S]') ERROR: Backup function failed with exit code $EXIT_STATUS."
+
+else
+
+    echo "$(date '+[%Y-%m-%d %H:%M:%S]') Success: All replication steps completed."
+
+fi
+
+  
+
+# --- UNCONDITIONAL 10-MINUTE DELAYED SHUTDOWN ---
+
+# This runs normally for Success or Timeout states.
+
+# (General script crashes bypass this and hit the 'trap' function at the top).
+
+ssh root@pve-shug9 "/sbin/shutdown +10 'Nightly backup/replication sequence finished, shutting down in 10 minutes'"
+
+/sbin/shutdown +10 "Nightly backup/replication sequence finished, shutting down in 10 minutes"
+
+  
+
+exit $EXIT_STATUS
+```
@@ -0,0 +1,7 @@
+---
+created: 2026-05-17T11:40:36
+category:
+  - "[[Software]]"
+os: "[[Hypervisor]]"
+url:
+---