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>
32 lines
1002 B
Go
32 lines
1002 B
Go
package installer
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import "fmt"
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// Installer interface for different package types
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type Installer interface {
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IsAvailable() bool
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Install(packageName string) (*InstallResult, error)
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InstallMultiple(packageNames []string) (*InstallResult, error)
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Upgrade() (*InstallResult, error)
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UpdatePackage(packageName string) (*InstallResult, error) // New: Update specific package
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GetPackageType() string
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DryRun(packageName string) (*InstallResult, error) // New: Perform dry run to check dependencies
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}
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// InstallerFactory creates appropriate installer based on package type
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func InstallerFactory(packageType string) (Installer, error) {
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switch packageType {
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case "apt":
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return NewAPTInstaller(), nil
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case "dnf":
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return NewDNFInstaller(), nil
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case "docker_image":
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return NewDockerInstaller()
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case "windows_update":
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return NewWindowsUpdateInstaller(), nil
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case "winget":
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return NewWingetInstaller(), nil
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default:
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return nil, fmt.Errorf("unsupported package type: %s", packageType)
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}
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} |