flan
2a3b15b4b2
- apply.sh: correct comment from 'one prior generation' to 'two prior generations (.1 and .2)' — rotation has always kept three log files - uninstall.sh: add sync comment on find paths to match WEBUI_CANDIDATES in patch/patch_ui.py, preventing silent drift if a new path is added
139 lines
5.0 KiB
Bash
Executable File
139 lines
5.0 KiB
Bash
Executable File
#!/bin/bash
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# uninstall.sh — remove all traces of truecloud-patch from a TrueNAS box.
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set -euo pipefail
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PATCH_DIR="/data/truecloud-patch"
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echo "=== TrueNAS TrueCloud Provider Patch — Uninstall ==="
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echo ""
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if [ "$(id -u)" -ne 0 ]; then
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echo "ERROR: must be run as root." >&2
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exit 1
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fi
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if ! command -v midclt &>/dev/null; then
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echo "ERROR: midclt not found. Run this script on TrueNAS SCALE." >&2
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exit 1
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fi
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# ── Remove PREINIT hook ───────────────────────────────────────────────────────
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echo "Removing PREINIT boot hook ..."
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IDS=$(midclt call initshutdownscript.query '[]' | \
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python3 -c "
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import sys, json
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for s in json.load(sys.stdin):
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if s.get('script') == '/data/truecloud-patch/apply.sh':
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print(s['id'])
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" 2>/dev/null || true)
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if [ -n "$IDS" ]; then
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for id in $IDS; do
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if midclt call initshutdownscript.delete "$id" > /dev/null; then
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echo " Removed initshutdownscript id=$id"
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else
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echo " WARNING: could not delete id=$id (already gone?)"
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fi
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done
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else
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echo " No entry found (already removed or never installed)."
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fi
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echo ""
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# ── Remove sitecustomize.py ───────────────────────────────────────────────────
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echo "Removing sitecustomize.py ..."
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# Use the same Python detection logic as apply.sh
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PYTHON="python3"
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if [ -x /usr/bin/middlewared ]; then
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shebang=$(dd if=/usr/bin/middlewared bs=256 count=1 2>/dev/null | head -1 || true)
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if [[ "$shebang" =~ ^'#!'(/[^[:space:]]+python[^[:space:]]*) ]]; then
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PYTHON="${BASH_REMATCH[1]}"
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elif [[ "$shebang" =~ ^'#!/usr/bin/env '(python[^[:space:]]*) ]]; then
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PYTHON=$(command -v "${BASH_REMATCH[1]}" 2>/dev/null || echo "python3")
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fi
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fi
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if ! "$PYTHON" -c "import middlewared" 2>/dev/null; then
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echo " WARNING: '$PYTHON' cannot import middlewared; falling back to python3"
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PYTHON="python3"
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if ! "$PYTHON" -c "import middlewared" 2>/dev/null; then
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echo " WARNING: 'python3' also cannot import middlewared; sitecustomize.py may be removed from the wrong location."
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fi
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fi
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SITE_PKG=$("$PYTHON" -c "import site; print(site.getsitepackages()[0])" 2>/dev/null || true)
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if [ -n "$SITE_PKG" ] && [ -f "$SITE_PKG/sitecustomize.py" ]; then
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if grep -q "truecloud-patch" "$SITE_PKG/sitecustomize.py" 2>/dev/null; then
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if [ -f "$SITE_PKG/sitecustomize.py.pre-truecloud-patch" ]; then
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# mv atomically overwrites our file with the vendor original —
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# safer than rm-then-mv if /usr is transiently read-only.
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mv "$SITE_PKG/sitecustomize.py.pre-truecloud-patch" \
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"$SITE_PKG/sitecustomize.py"
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echo " Restored previous sitecustomize.py"
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else
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rm "$SITE_PKG/sitecustomize.py"
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echo " Removed $SITE_PKG/sitecustomize.py"
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fi
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else
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echo " $SITE_PKG/sitecustomize.py is not ours; leaving it alone."
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fi
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else
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echo " Not found (already removed or install didn't place it here)."
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fi
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# Handle orphaned backup when sitecustomize.py was removed (e.g. by a TrueNAS
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# update) but the .pre-truecloud-patch file survived in the same directory.
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if [ -n "$SITE_PKG" ] && [ ! -f "$SITE_PKG/sitecustomize.py" ] && \
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[ -f "$SITE_PKG/sitecustomize.py.pre-truecloud-patch" ]; then
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mv "$SITE_PKG/sitecustomize.py.pre-truecloud-patch" \
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"$SITE_PKG/sitecustomize.py"
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echo " Restored orphaned sitecustomize.py backup"
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fi
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echo ""
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# ── Restore UI bundle ─────────────────────────────────────────────────────────
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echo "Restoring UI bundle backup ..."
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RESTORED=0
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while IFS= read -r backup; do
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original="${backup%.pre-truecloud-patch}"
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mv "$backup" "$original"
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echo " Restored: $original"
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RESTORED=1
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# Keep these paths in sync with WEBUI_CANDIDATES in patch/patch_ui.py
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done < <(find /usr/share/truenas /usr/share/truenas-ui /var/www/truenas \
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-name "*.js.pre-truecloud-patch" 2>/dev/null)
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if [ "$RESTORED" -eq 0 ]; then
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echo " No backup files found."
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echo " The UI patch will be undone automatically by the next TrueNAS update."
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fi
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echo ""
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# ── Remove patch directory ────────────────────────────────────────────────────
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if [ -d "$PATCH_DIR" ]; then
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rm -rf "$PATCH_DIR"
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echo "Removed $PATCH_DIR"
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fi
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echo ""
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echo "Restarting middlewared ..."
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if systemctl restart middlewared; then
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echo ""
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echo "Uninstall complete. Refresh your browser to see the restored UI."
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else
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echo ""
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echo "WARNING: middlewared did not start cleanly after uninstall."
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echo "Check the system log for details:"
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echo " journalctl -u middlewared -n 50"
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exit 1
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fi
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