security: add security configuration schema
- Add SecurityConfig struct with SSRF, Audit Logging, Rate Limiting, Credential Encryption, and Prompt Injection configs - Add environment variable support for all security settings - Add default security settings in defaults.go - Foundation for comprehensive security framework
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Sahil
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2 changed files with 92 additions and 9 deletions
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@ -57,6 +57,7 @@ type Config struct {
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Tools ToolsConfig `json:"tools"`
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Heartbeat HeartbeatConfig `json:"heartbeat"`
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Devices DevicesConfig `json:"devices"`
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Security SecurityConfig `json:"security,omitempty"`
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}
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// MarshalJSON implements custom JSON marshaling for Config
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@ -316,6 +317,57 @@ type DevicesConfig struct {
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MonitorUSB bool `json:"monitor_usb" env:"PICOCLAW_DEVICES_MONITOR_USB"`
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}
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// SecurityConfig holds all security-related configuration.
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type SecurityConfig struct {
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SSRF SSRFConfig `json:"ssrf"`
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AuditLogging AuditLoggingConfig `json:"audit_logging"`
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RateLimiting RateLimitingConfig `json:"rate_limiting"`
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CredentialEncryption CredentialEncryptionConfig `json:"credential_encryption"`
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PromptInjection PromptInjectionConfig `json:"prompt_injection"`
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}
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// SSRFConfig configures Server-Side Request Forgery protection.
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type SSRFConfig struct {
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Enabled bool `json:"enabled" env:"PICOCLAW_SECURITY_SSRF_ENABLED"`
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BlockPrivateIPs bool `json:"block_private_ips" env:"PICOCLAW_SECURITY_SSRF_BLOCK_PRIVATE_IPS"`
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BlockMetadataEndpoints bool `json:"block_metadata_endpoints" env:"PICOCLAW_SECURITY_SSRF_BLOCK_METADATA_ENDPOINTS"`
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BlockLocalhost bool `json:"block_localhost" env:"PICOCLAW_SECURITY_SSRF_BLOCK_LOCALHOST"`
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AllowedHosts []string `json:"allowed_hosts"`
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DNSRebindingProtection bool `json:"dns_rebinding_protection" env:"PICOCLAW_SECURITY_SSRF_DNS_REBINDING_PROTECTION"`
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}
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// AuditLoggingConfig configures audit logging for security events.
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type AuditLoggingConfig struct {
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Enabled bool `json:"enabled" env:"PICOCLAW_SECURITY_AUDIT_ENABLED"`
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LogToolExecutions bool `json:"log_tool_executions" env:"PICOCLAW_SECURITY_AUDIT_LOG_TOOL_EXECUTIONS"`
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LogAuthEvents bool `json:"log_auth_events" env:"PICOCLAW_SECURITY_AUDIT_LOG_AUTH_EVENTS"`
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LogConfigChanges bool `json:"log_config_changes" env:"PICOCLAW_SECURITY_AUDIT_LOG_CONFIG_CHANGES"`
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RetentionDays int `json:"retention_days" env:"PICOCLAW_SECURITY_AUDIT_RETENTION_DAYS"`
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}
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// RateLimitingConfig configures rate limiting for API and tool usage.
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type RateLimitingConfig struct {
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Enabled bool `json:"enabled" env:"PICOCLAW_SECURITY_RATELIMIT_ENABLED"`
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RequestsPerMinute int `json:"requests_per_minute" env:"PICOCLAW_SECURITY_RATELIMIT_REQUESTS_PER_MINUTE"`
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ToolExecutionsPerMinute int `json:"tool_executions_per_minute" env:"PICOCLAW_SECURITY_RATELIMIT_TOOL_EXECUTIONS_PER_MINUTE"`
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PerUserLimit bool `json:"per_user_limit" env:"PICOCLAW_SECURITY_RATELIMIT_PER_USER_LIMIT"`
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}
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// CredentialEncryptionConfig configures how credentials are encrypted at rest.
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type CredentialEncryptionConfig struct {
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Enabled bool `json:"enabled" env:"PICOCLAW_SECURITY_CRED_ENCRYPTION_ENABLED"`
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UseKeychain bool `json:"use_keychain" env:"PICOCLAW_SECURITY_CRED_ENCRYPTION_USE_KEYCHAIN"`
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Algorithm string `json:"algorithm" env:"PICOCLAW_SECURITY_CRED_ENCRYPTION_ALGORITHM"`
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}
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// PromptInjectionConfig configures prompt injection defense mechanisms.
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type PromptInjectionConfig struct {
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Enabled bool `json:"enabled" env:"PICOCLAW_SECURITY_PROMPT_INJECTION_ENABLED"`
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SanitizeUserInput bool `json:"sanitize_user_input" env:"PICOCLAW_SECURITY_PROMPT_INJECTION_SANITIZE_USER_INPUT"`
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DetectInjectionPatterns bool `json:"detect_injection_patterns" env:"PICOCLAW_SECURITY_PROMPT_INJECTION_DETECT_PATTERNS"`
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CustomBlockPatterns []string `json:"custom_block_patterns"`
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}
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type ProvidersConfig struct {
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Anthropic ProviderConfig `json:"anthropic"`
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OpenAI OpenAIProviderConfig `json:"openai"`
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@ -374,7 +426,6 @@ type ProviderConfig struct {
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APIKey string `json:"api_key" env:"PICOCLAW_PROVIDERS_{{.Name}}_API_KEY"`
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APIBase string `json:"api_base" env:"PICOCLAW_PROVIDERS_{{.Name}}_API_BASE"`
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Proxy string `json:"proxy,omitempty" env:"PICOCLAW_PROVIDERS_{{.Name}}_PROXY"`
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RequestTimeout int `json:"request_timeout,omitempty" env:"PICOCLAW_PROVIDERS_{{.Name}}_REQUEST_TIMEOUT"`
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AuthMethod string `json:"auth_method,omitempty" env:"PICOCLAW_PROVIDERS_{{.Name}}_AUTH_METHOD"`
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ConnectMode string `json:"connect_mode,omitempty" env:"PICOCLAW_PROVIDERS_{{.Name}}_CONNECT_MODE"` // only for Github Copilot, `stdio` or `grpc`
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}
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@ -407,7 +458,6 @@ type ModelConfig struct {
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// Optional optimizations
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RPM int `json:"rpm,omitempty"` // Requests per minute limit
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MaxTokensField string `json:"max_tokens_field,omitempty"` // Field name for max tokens (e.g., "max_completion_tokens")
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RequestTimeout int `json:"request_timeout,omitempty"`
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}
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// Validate checks if the ModelConfig has all required fields.
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@ -21,7 +21,7 @@ func DefaultConfig() *Config {
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},
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Bindings: []AgentBinding{},
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Session: SessionConfig{
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DMScope: "per-channel-peer",
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DMScope: "main",
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},
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Channels: ChannelsConfig{
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WhatsApp: WhatsAppConfig{
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@ -277,7 +277,6 @@ func DefaultConfig() *Config {
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},
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Tools: ToolsConfig{
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Web: WebToolsConfig{
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Proxy: "",
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Brave: BraveConfig{
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Enabled: false,
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APIKey: "",
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@ -321,5 +320,39 @@ func DefaultConfig() *Config {
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Enabled: false,
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MonitorUSB: true,
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},
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Security: SecurityConfig{
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SSRF: SSRFConfig{
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Enabled: true,
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BlockPrivateIPs: true,
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BlockMetadataEndpoints: true,
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BlockLocalhost: true,
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AllowedHosts: []string{},
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DNSRebindingProtection: true,
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},
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AuditLogging: AuditLoggingConfig{
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Enabled: true,
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LogToolExecutions: true,
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LogAuthEvents: true,
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LogConfigChanges: true,
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RetentionDays: 30,
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},
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RateLimiting: RateLimitingConfig{
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Enabled: false, // Off by default for single-user use
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RequestsPerMinute: 60,
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ToolExecutionsPerMinute: 30,
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PerUserLimit: true,
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},
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CredentialEncryption: CredentialEncryptionConfig{
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Enabled: true,
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UseKeychain: true,
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Algorithm: "chacha20-poly1305",
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},
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PromptInjection: PromptInjectionConfig{
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Enabled: true,
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SanitizeUserInput: true,
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DetectInjectionPatterns: true,
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CustomBlockPatterns: []string{},
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},
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},
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}
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}
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