Codex Release Bot
116 lines
3.6 KiB
Bash
116 lines
3.6 KiB
Bash
#!/bin/bash
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# ================================================================
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# Nexus Agent Uninstall Script
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# Usage: curl -fsSL https://YOUR_NEXUS_DOMAIN/agent/uninstall.sh | bash
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#
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# Stops and removes the nexus-agent systemd service and /opt/nexus-agent directory.
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# Does NOT remove rsync (may be used by other tools).
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# ================================================================
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set -e
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INSTALL_DIR="/opt/nexus-agent"
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SERVICE_NAME="nexus-agent"
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SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
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echo ""
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echo "=========================================="
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echo " Nexus Agent Uninstall"
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echo "=========================================="
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echo ""
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# --- Privilege detection ---
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if [ "$(id -u)" -eq 0 ]; then
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SUDO=""
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else
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if command -v sudo >/dev/null 2>&1 && sudo -n true 2>/dev/null; then
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SUDO="sudo"
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else
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echo "ERROR: Must run as root or have passwordless sudo."
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exit 1
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fi
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fi
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# 1. Stop service if running
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echo "[1/5] Stop service..."
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$SUDO systemctl stop "$SERVICE_NAME" 2>/dev/null || true
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# Kill any stale agent processes (new: uvicorn agent:app; legacy: python.*agent\.py or nexus_agent)
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pkill -f "uvicorn agent:app" 2>/dev/null || true
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pkill -f "python.*agent\.py" 2>/dev/null || true
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pkill -f "nexus_agent" 2>/dev/null || true
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# Kill any process on the agent port
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if command -v fuser >/dev/null 2>&1; then
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$SUDO fuser -k 8601/tcp 2>/dev/null || true
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fi
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echo " Service stopped, stale processes killed"
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# 2. Disable and remove systemd unit
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echo "[2/5] Remove systemd unit..."
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if [ -f "$SERVICE_FILE" ]; then
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$SUDO systemctl disable "$SERVICE_NAME" 2>/dev/null || true
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$SUDO rm -f "$SERVICE_FILE"
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$SUDO systemctl daemon-reload
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echo " Unit removed"
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else
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echo " No systemd unit found"
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fi
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# 3. Remove install directory (standard + legacy paths)
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echo "[3/6] Remove install directory..."
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for dir in "$INSTALL_DIR" "/opt/multisync-agent"; do
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if [ -d "$dir" ]; then
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$SUDO rm -rf "$dir"
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echo " ${dir} removed"
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fi
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done
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if [ ! -d "$INSTALL_DIR" ] && [ ! -d "/opt/multisync-agent" ]; then
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echo " No install directory found"
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fi
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# 4. Remove log file
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echo "[4/6] Remove log file..."
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removed_log=0
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for logfile in "/var/log/nexus-agent.log" "/var/log/multisync-agent.log"; do
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if [ -f "$logfile" ]; then
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$SUDO rm -f "$logfile"
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echo " ${logfile} removed"
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removed_log=1
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fi
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done
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if [ "$removed_log" -eq 0 ]; then
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echo " No log file found"
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fi
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# 5. Clean up crontab entries (legacy agents may use cron for auto-restart)
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echo "[5/6] Clean up crontab..."
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crontab_cleaned=0
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for user_crondir in /var/spool/cron/crontabs /var/spool/cron; do
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if [ -d "$user_crondir" ]; then
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for crontab_file in "$user_crondir"/*; do
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if [ -f "$crontab_file" ] && grep -q "nexus.agent\|multisync.agent\|nexus-agent\|multisync-agent" "$crontab_file" 2>/dev/null; then
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$SUDO sed -i '/nexus.agent\|multisync.agent\|nexus-agent\|multisync-agent/d' "$crontab_file"
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echo " Cleaned crontab: $crontab_file"
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crontab_cleaned=1
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fi
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done
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fi
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done
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if [ "$crontab_cleaned" -eq 0 ]; then
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echo " No crontab entries found"
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fi
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# 6. Clean up sudoers residual (left by install/upgrade _sudo_wrap)
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echo "[6/6] Clean up sudoers..."
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if [ -f "/etc/sudoers.d/nexus-agent" ]; then
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$SUDO rm -f /etc/sudoers.d/nexus-agent
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echo " /etc/sudoers.d/nexus-agent removed"
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else
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echo " No sudoers residual found"
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fi
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echo ""
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echo "=========================================="
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echo " Uninstall complete!"
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echo "=========================================="
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echo ""
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