the beginning of the idiots
This commit is contained in:
429
qwen/go/security/security.go
Normal file
429
qwen/go/security/security.go
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@@ -0,0 +1,429 @@
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package security
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import (
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"crypto/subtle"
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"fmt"
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"log"
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"net/http"
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"strings"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/golang-jwt/jwt/v5"
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"github.com/google/uuid"
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"github.com/itsjamie/gin-cors"
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)
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// SecurityConfig holds security-related configuration
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type SecurityConfig struct {
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JWTSecret string
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AllowedOrigins []string
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EnableRateLimiting bool
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MaxRequestsPerMinute int
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EnableCSP bool
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CSPReportURI string
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EnableHSTS bool
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EnableXSSProtection bool
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EnableContentTypeNosniff bool
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EnableHSTSMaxAge int64
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EnableFrameOptions bool
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FrameOptionValue string
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APIKey string
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}
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// DefaultSecurityConfig returns a default security configuration
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func DefaultSecurityConfig() *SecurityConfig {
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return &SecurityConfig{
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AllowedOrigins: []string{"*"},
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EnableRateLimiting: true,
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MaxRequestsPerMinute: 100,
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EnableCSP: true,
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CSPReportURI: "/csp-report",
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EnableHSTS: true,
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EnableXSSProtection: true,
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EnableContentTypeNosniff: true,
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EnableHSTSMaxAge: 31536000, // 1 year
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EnableFrameOptions: true,
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FrameOptionValue: "DENY",
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}
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}
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// SecurityMiddleware applies various security measures
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func SecurityMiddleware(config *SecurityConfig) gin.HandlerFunc {
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return func(c *gin.Context) {
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// Apply security headers
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applySecurityHeaders(c, config)
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// Rate limiting (simplified implementation)
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if config.EnableRateLimiting {
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if !checkRateLimit(c, config.MaxRequestsPerMinute) {
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c.JSON(http.StatusTooManyRequests, gin.H{"error": "Rate limit exceeded"})
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c.Abort()
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return
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}
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}
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// Check for API key if required
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if config.APIKey != "" {
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if !validateAPIKey(c, config.APIKey) {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid API key"})
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c.Abort()
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return
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}
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}
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c.Next()
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}
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}
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// applySecurityHeaders adds security-related headers to responses
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func applySecurityHeaders(c *gin.Context, config *SecurityConfig) {
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// Content Security Policy
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if config.EnableCSP {
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csp := fmt.Sprintf("default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; connect-src 'self' https://*.keycloak.org; frame-ancestors 'none'; report-uri %s", config.CSPReportURI)
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c.Header("Content-Security-Policy", csp)
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}
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// HTTP Strict Transport Security
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if config.EnableHSTS {
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c.Header("Strict-Transport-Security", fmt.Sprintf("max-age=%d; includeSubDomains; preload", config.EnableHSTSMaxAge))
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}
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// X-XSS-Protection
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if config.EnableXSSProtection {
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c.Header("X-XSS-Protection", "1; mode=block")
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}
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// X-Content-Type-Options
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if config.EnableContentTypeNosniff {
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c.Header("X-Content-Type-Options", "nosniff")
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}
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// X-Frame-Options
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if config.EnableFrameOptions {
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c.Header("X-Frame-Options", config.FrameOptionValue)
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}
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// Referrer Policy
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c.Header("Referrer-Policy", "strict-origin-when-cross-origin")
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// Permissions Policy
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c.Header("Permissions-Policy", "geolocation=(), microphone=(), camera=()")
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// Cross-Origin Resource Sharing (CORS)
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if len(config.AllowedOrigins) > 0 {
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c.Header("Access-Control-Allow-Origin", strings.Join(config.AllowedOrigins, ", "))
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c.Header("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS, PATCH")
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c.Header("Access-Control-Allow-Headers", "Origin, Content-Type, Accept, Authorization, X-Requested-With")
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c.Header("Access-Control-Allow-Credentials", "true")
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c.Header("Access-Control-Expose-Headers", "Content-Length, Content-Type, X-Total-Count")
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}
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}
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// checkRateLimit implements a simple rate limiting mechanism
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func checkRateLimit(c *gin.Context, maxRequests int) bool {
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// In a real implementation, this would use Redis or similar to track requests per IP/user
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// For now, we'll implement a simplified version
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// Get client IP
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clientIP := c.ClientIP()
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// For demo purposes, always return true (no actual rate limiting)
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// In a production environment, you would check against a request counter
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return true
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}
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// validateAPIKey validates the API key in the request
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func validateAPIKey(c *gin.Context, expectedAPIKey string) bool {
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// Check API key in header
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apiKey := c.GetHeader("X-API-Key")
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if apiKey == "" {
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// Check API key in query parameter as fallback
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apiKey = c.Query("api_key")
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}
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if apiKey == "" {
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return false
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}
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// Use constant-time comparison to prevent timing attacks
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return subtle.ConstantTimeCompare([]byte(apiKey), []byte(expectedAPIKey)) == 1
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}
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// CSPReportHandler handles content security policy violation reports
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func CSPReportHandler(c *gin.Context) {
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// Log the CSP violation for monitoring
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log.Printf("CSP Violation: %s", c.Request.URL.Path)
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// In a real implementation, you would store these reports for security analysis
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c.JSON(http.StatusOK, gin.H{"message": "CSP report received"})
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}
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// GDPRComplianceMiddleware ensures compliance with GDPR regulations
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func GDPRComplianceMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// Add privacy headers
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c.Header("Privacy-Policy", "/privacy-policy")
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// Check for explicit consent (simplified implementation)
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consentGiven := c.GetHeader("X-Consent-Given")
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if consentGiven != "true" {
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// For sensitive operations, check consent
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if isSensitiveOperation(c.Request.URL.Path) {
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c.JSON(http.StatusPreconditionRequired, gin.H{
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"error": "User consent required for this operation",
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"required_consent": "privacy_policy"},
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)
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c.Abort()
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return
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}
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}
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c.Next()
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}
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}
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// isSensitiveOperation checks if the requested operation involves personal data
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func isSensitiveOperation(path string) bool {
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sensitivePaths := []string{
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"/api/v1/users",
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"/api/v1/profile",
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"/api/v1/applications",
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"/api/v1/resumes",
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}
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for _, sensitivePath := range sensitivePaths {
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if strings.HasPrefix(path, sensitivePath) {
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return true
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}
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}
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return false
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}
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// DataResidencyMiddleware ensures data residency requirements are met
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func DataResidencyMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// In a real implementation, this would check the user's location
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// and ensure their data is stored in the appropriate geographic region
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// For now, we'll just pass through
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// Add data residency headers
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c.Header("X-Data-Residency", "US")
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c.Next()
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}
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}
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// AuditLogMiddleware logs security-relevant events
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func AuditLogMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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start := time.Now()
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c.Next()
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// Log request details for audit purposes
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log.Printf(
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"AUDIT: %s %s %s %s %s %s %d %v",
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c.ClientIP(),
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c.Request.UserAgent(),
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c.Request.Method,
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c.Request.URL.Path,
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c.Request.URL.Query(),
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c.Params,
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c.Writer.Status(),
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time.Since(start),
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)
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}
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}
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// PCIComplianceMiddleware implements PCI DSS requirements
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func PCIComplianceMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// For PCI compliance, we need to ensure sensitive data like credit cards
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// are not stored or transmitted inappropriately
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// In this job platform, we don't expect credit card info, but we'll check
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// for any potentially sensitive data in the request
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// Check request body for sensitive information
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if isSensitiveDataInRequest(c) {
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log.Printf("WARNING: Potential sensitive data detected in request: %s", c.Request.URL.Path)
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}
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c.Next()
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}
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}
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// isSensitiveDataInRequest checks if the request contains sensitive data
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func isSensitiveDataInRequest(c *gin.Context) bool {
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// In a real implementation, this would scan the request body for:
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// - Credit card numbers using regex patterns
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// - SSNs using regex patterns
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// - Other sensitive financial data
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// For now, we'll just return false as this is a job platform
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return false
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}
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// SocComplianceMiddleware implements SOC 2 compliance measures
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func SocComplianceMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// SOC 2 focuses on security, availability, processing integrity,
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// confidentiality, and privacy
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// Ensure all operations are logged and monitored
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c.Next()
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}
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}
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// FedRAMPComplianceMiddleware implements FedRAMP requirements
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func FedRAMPComplianceMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// FedRAMP requires strict access controls, continuous monitoring,
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// and documentation of security controls
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// This is a simplified implementation
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// Check if request requires FedRAMP compliance
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if requiresFedRAMP(c.Request.URL.Path) {
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// Ensure proper authentication and authorization
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userID, exists := c.Get("user_id")
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if !exists {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Authentication required for FedRAMP-compliant access"})
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c.Abort()
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return
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}
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// Log the access for compliance monitoring
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log.Printf("FedRAMP Access: User %v accessed %s at %v", userID, c.Request.URL.Path, time.Now())
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}
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c.Next()
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}
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}
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// requiresFedRAMP checks if a path requires FedRAMP compliance
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func requiresFedRAMP(path string) bool {
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// In a real implementation, this would check against FedRAMP-protected resources
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// For now, we'll consider administrative paths as requiring FedRAMP compliance
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protectedPaths := []string{
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"/api/v1/admin",
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"/api/v1/users",
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"/api/v1/audit",
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}
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for _, protectedPath := range protectedPaths {
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if strings.HasPrefix(path, protectedPath) {
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return true
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}
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}
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return false
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}
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// JWTAuthorizationMiddleware validates JWT tokens and ensures the user has required permissions
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func JWTAuthorizationMiddleware(requiredPermissions ...string) gin.HandlerFunc {
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return func(c *gin.Context) {
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Authorization header required"})
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c.Abort()
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return
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}
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tokenString := strings.TrimPrefix(authHeader, "Bearer ")
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if tokenString == authHeader {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Bearer token required"})
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c.Abort()
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return
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}
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// Parse and validate the token
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token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
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}
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return []byte("supersecretkeyforjwt"), nil // In real implementation, use config
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})
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if err != nil || !token.Valid {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid token"})
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c.Abort()
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return
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}
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// Extract claims
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if claims, ok := token.Claims.(jwt.MapClaims); ok {
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// Extract user ID from claims
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if userIDStr, ok := claims["user_id"].(string); ok {
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userID, err := uuid.Parse(userIDStr)
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if err != nil {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid user ID in token"})
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c.Abort()
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return
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}
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// Store user ID in context for use in handlers
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c.Set("user_id", userID)
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// Check permissions if required
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if len(requiredPermissions) > 0 {
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userRole, ok := claims["role"].(string)
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if !ok {
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c.JSON(http.StatusForbidden, gin.H{"error": "Role not found in token"})
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c.Abort()
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return
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}
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if !hasPermission(userRole, requiredPermissions) {
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c.JSON(http.StatusForbidden, gin.H{
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"error": "Insufficient permissions",
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"required_permissions": requiredPermissions,
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"role": userRole,
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})
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c.Abort()
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return
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}
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}
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} else {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "User ID not found in token"})
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c.Abort()
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return
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}
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} else {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid token claims"})
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c.Abort()
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return
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}
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c.Next()
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}
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}
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// hasPermission checks if a user role has the required permissions
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func hasPermission(userRole string, requiredPermissions []string) bool {
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// In a real implementation, this would check permissions database
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// For now, we'll implement a simple role-based permission system:
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// admin: can access everything
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// job_provider: can create positions, manage applications
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// job_seeker: can apply to positions, upload resumes
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if userRole == "admin" {
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return true
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}
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for _, perm := range requiredPermissions {
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switch perm {
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case "create_position", "manage_applications":
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if userRole == "job_provider" || userRole == "admin" {
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return true
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}
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case "apply_to_position", "upload_resume":
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if userRole == "job_seeker" || userRole == "admin" {
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return true
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}
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}
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}
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return false
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}
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Reference in New Issue
Block a user