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>
19 lines
732 B
SQL
19 lines
732 B
SQL
-- Migration 026: Add expires_at column to agent_commands (F-7 fix)
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-- Enables TTL-based filtering of expired commands
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-- ETHOS #4: Idempotent — safe to run multiple times
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ALTER TABLE agent_commands
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ADD COLUMN IF NOT EXISTS expires_at TIMESTAMP;
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CREATE INDEX IF NOT EXISTS idx_agent_commands_expires_at
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ON agent_commands(expires_at)
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WHERE expires_at IS NOT NULL;
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-- Backfill existing pending commands with 24h expiry from creation time.
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-- Uses 24h (not the live 4h default) as a conservative backfill to avoid
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-- expiring in-flight commands that may have been created hours ago.
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UPDATE agent_commands
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SET expires_at = created_at + INTERVAL '24 hours'
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WHERE expires_at IS NULL
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AND status = 'pending';
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