Files
Redflag/aggregator-agent/uninstall.sh
jpetree331 f97d4845af feat(security): A-1 Ed25519 key rotation + A-2 replay attack fixes
Complete RedFlag codebase with two major security audit implementations.

== A-1: Ed25519 Key Rotation Support ==

Server:
- SignCommand sets SignedAt timestamp and KeyID on every signature
- signing_keys database table (migration 020) for multi-key rotation
- InitializePrimaryKey registers active key at startup
- /api/v1/public-keys endpoint for rotation-aware agents
- SigningKeyQueries for key lifecycle management

Agent:
- Key-ID-aware verification via CheckKeyRotation
- FetchAndCacheAllActiveKeys for rotation pre-caching
- Cache metadata with TTL and staleness fallback
- SecurityLogger events for key rotation and command signing

== A-2: Replay Attack Fixes (F-1 through F-7) ==

F-5 CRITICAL - RetryCommand now signs via signAndCreateCommand
F-1 HIGH     - v3 format: "{agent_id}:{cmd_id}:{type}:{hash}:{ts}"
F-7 HIGH     - Migration 026: expires_at column with partial index
F-6 HIGH     - GetPendingCommands/GetStuckCommands filter by expires_at
F-2 HIGH     - Agent-side executedIDs dedup map with cleanup
F-4 HIGH     - commandMaxAge reduced from 24h to 4h
F-3 CRITICAL - Old-format commands rejected after 48h via CreatedAt

Verification fixes: migration idempotency (ETHOS #4), log format
compliance (ETHOS #1), stale comments updated.

All 24 tests passing. Docker --no-cache build verified.
See docs/ for full audit reports and deviation log (DEV-001 to DEV-019).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-28 21:25:47 -04:00

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#!/bin/bash
set -e
# RedFlag Agent Uninstallation Script
# This script removes the RedFlag agent service and configuration
AGENT_USER="redflag-agent"
AGENT_HOME="/var/lib/redflag-agent"
AGENT_BINARY="/usr/local/bin/redflag-agent"
SUDOERS_FILE="/etc/sudoers.d/redflag-agent"
SERVICE_FILE="/etc/systemd/system/redflag-agent.service"
echo "=== RedFlag Agent Uninstallation ==="
echo ""
# Check if running as root
if [ "$EUID" -ne 0 ]; then
echo "ERROR: This script must be run as root (use sudo)"
exit 1
fi
# Stop and disable service
if systemctl is-active --quiet redflag-agent; then
echo "Stopping redflag-agent service..."
systemctl stop redflag-agent
echo "✓ Service stopped"
fi
if systemctl is-enabled --quiet redflag-agent; then
echo "Disabling redflag-agent service..."
systemctl disable redflag-agent
echo "✓ Service disabled"
fi
# Remove service file
if [ -f "$SERVICE_FILE" ]; then
echo "Removing systemd service file..."
rm -f "$SERVICE_FILE"
systemctl daemon-reload
echo "✓ Service file removed"
fi
# Remove sudoers configuration
if [ -f "$SUDOERS_FILE" ]; then
echo "Removing sudoers configuration..."
rm -f "$SUDOERS_FILE"
echo "✓ Sudoers configuration removed"
fi
# Remove binary
if [ -f "$AGENT_BINARY" ]; then
echo "Removing agent binary..."
rm -f "$AGENT_BINARY"
echo "✓ Agent binary removed"
fi
# Optionally remove user (commented out by default to preserve logs/data)
# if id "$AGENT_USER" &>/dev/null; then
# echo "Removing user $AGENT_USER..."
# userdel -r "$AGENT_USER"
# echo "✓ User removed"
# fi
echo ""
echo "=== Uninstallation Complete ==="
echo ""
echo "Note: The $AGENT_USER user and $AGENT_HOME directory have been preserved."
echo "To completely remove them, run:"
echo " sudo userdel -r $AGENT_USER"
echo ""