Files
Tomas Dvorak 355a97bab4 overhaul
2026-04-14 18:04:48 +02:00

613 lines
18 KiB
Go

package api
import (
"containr/internal/database"
"containr/internal/security"
"database/sql"
"net/http"
"strconv"
"time"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
)
// SecurityHandler handles security-related API endpoints
type SecurityHandler struct {
db *database.DB
scanner *security.Scanner
complianceManager *security.ComplianceManager
encryptionManager *security.EncryptionManager
dataRetentionManager *security.DataRetentionManager
auditLogger *security.AuditLogger
}
// NewSecurityHandler creates a new security handler
func NewSecurityHandler(db *database.DB, encryptionKey string) *SecurityHandler {
encryptionManager, _ := security.NewEncryptionManager(encryptionKey)
return &SecurityHandler{
db: db,
scanner: security.NewScanner(db),
complianceManager: security.NewComplianceManager(db),
encryptionManager: encryptionManager,
dataRetentionManager: security.NewDataRetentionManager(encryptionManager),
auditLogger: security.NewAuditLogger(encryptionManager),
}
}
// StartSecurityScan starts a new security scan
func (sh *SecurityHandler) StartSecurityScan(c *gin.Context) {
var req struct {
ProjectID string `json:"project_id" binding:"required"`
ServiceID string `json:"service_id,omitempty"`
ScanType string `json:"scan_type" binding:"required,oneof=dependency configuration comprehensive"`
}
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
userID, ok := sh.requireProjectAccess(c, req.ProjectID)
if !ok {
return
}
if req.ServiceID != "" {
if _, err := uuid.Parse(req.ServiceID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid service ID"})
return
}
var serviceExists bool
err := sh.db.QueryRow(
`SELECT EXISTS(
SELECT 1 FROM services WHERE id = $1 AND project_id = $2
)`,
req.ServiceID,
req.ProjectID,
).Scan(&serviceExists)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to validate service"})
return
}
if !serviceExists {
c.JSON(http.StatusBadRequest, gin.H{"error": "Service not found in project"})
return
}
}
// Log audit event
sh.auditLogger.LogSecurityEvent(userID, "security_scan_started", "project",
map[string]interface{}{
"project_id": req.ProjectID,
"service_id": req.ServiceID,
"scan_type": req.ScanType,
}, c.ClientIP(), c.GetHeader("User-Agent"), true)
scan, err := sh.scanner.StartSecurityScan(req.ProjectID, req.ServiceID, req.ScanType)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to start security scan"})
return
}
c.JSON(http.StatusAccepted, scan)
}
// GetSecurityScan retrieves a security scan
func (sh *SecurityHandler) GetSecurityScan(c *gin.Context) {
scanID := firstPathParam(c, "scanId", "id")
if !sh.requireSecurityScanAccess(c, scanID) {
return
}
scan, err := sh.scanner.GetSecurityScan(scanID)
if err != nil {
c.JSON(http.StatusNotFound, gin.H{"error": "Security scan not found"})
return
}
c.JSON(http.StatusOK, scan)
}
// GetProjectSecurityHistory retrieves security scan history for a project
func (sh *SecurityHandler) GetProjectSecurityHistory(c *gin.Context) {
projectID := firstPathParam(c, "projectId", "id", "project_id")
if _, ok := sh.requireProjectAccess(c, projectID); !ok {
return
}
limit := 10
if limitStr := c.Query("limit"); limitStr != "" {
if parsedLimit, err := strconv.Atoi(limitStr); err == nil && parsedLimit > 0 && parsedLimit <= 1000 {
limit = parsedLimit
}
}
scans, err := sh.scanner.GetProjectSecurityHistory(projectID, limit)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get security history"})
return
}
c.JSON(http.StatusOK, gin.H{"scans": scans})
}
// GetVulnerabilities retrieves vulnerabilities for a project
func (sh *SecurityHandler) GetVulnerabilities(c *gin.Context) {
projectID := firstPathParam(c, "projectId", "id", "project_id")
if _, ok := sh.requireProjectAccess(c, projectID); !ok {
return
}
// Query vulnerabilities
rows, err := sh.db.Query(`
SELECT id, type, severity, title, description, service_id, status, found_at, resolved_at
FROM vulnerabilities
WHERE project_id = $1
ORDER BY
CASE severity
WHEN 'critical' THEN 1
WHEN 'high' THEN 2
WHEN 'medium' THEN 3
WHEN 'low' THEN 4
END,
found_at DESC
`, projectID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get vulnerabilities"})
return
}
defer rows.Close()
var vulnerabilities []security.Vulnerability
for rows.Next() {
var vuln security.Vulnerability
var resolvedAt *time.Time
err := rows.Scan(&vuln.ID, &vuln.Type, &vuln.Severity, &vuln.Title, &vuln.Description,
&vuln.ServiceID, &vuln.Status, &vuln.FoundAt, &resolvedAt)
if err != nil {
continue
}
vuln.ResolvedAt = resolvedAt
vulnerabilities = append(vulnerabilities, vuln)
}
c.JSON(http.StatusOK, gin.H{"vulnerabilities": vulnerabilities})
}
// UpdateVulnerability updates a vulnerability status
func (sh *SecurityHandler) UpdateVulnerability(c *gin.Context) {
vulnID := firstPathParam(c, "vulnId", "id")
userID, ok := sh.requireVulnerabilityAccess(c, vulnID)
if !ok {
return
}
var req struct {
Status string `json:"status" binding:"required,oneof=open resolved ignored"`
Notes string `json:"notes,omitempty"`
}
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
var resolvedAt *time.Time
if req.Status == "resolved" {
now := time.Now()
resolvedAt = &now
}
_, err := sh.db.Exec(`
UPDATE vulnerabilities
SET status = $1, resolved_at = $2
WHERE id = $3
`, req.Status, resolvedAt, vulnID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to update vulnerability"})
return
}
// Log audit event
sh.auditLogger.LogSecurityEvent(userID, "vulnerability_updated", "vulnerability",
map[string]interface{}{
"vulnerability_id": vulnID,
"new_status": req.Status,
"notes": req.Notes,
}, c.ClientIP(), c.GetHeader("User-Agent"), true)
c.JSON(http.StatusOK, gin.H{"status": "updated"})
}
// StartComplianceAssessment starts a new compliance assessment
func (sh *SecurityHandler) StartComplianceAssessment(c *gin.Context) {
var req struct {
ProjectID string `json:"project_id" binding:"required"`
FrameworkID string `json:"framework_id" binding:"required"`
}
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
userID, ok := sh.requireProjectAccess(c, req.ProjectID)
if !ok {
return
}
if _, err := uuid.Parse(req.FrameworkID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid framework ID"})
return
}
var frameworkExists bool
err := sh.db.QueryRow(
`SELECT EXISTS(
SELECT 1 FROM compliance_frameworks WHERE id = $1
)`,
req.FrameworkID,
).Scan(&frameworkExists)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to validate framework"})
return
}
if !frameworkExists {
c.JSON(http.StatusNotFound, gin.H{"error": "Compliance framework not found"})
return
}
// Log audit event
sh.auditLogger.LogSecurityEvent(userID, "compliance_assessment_started", "project",
map[string]interface{}{
"project_id": req.ProjectID,
"framework_id": req.FrameworkID,
}, c.ClientIP(), c.GetHeader("User-Agent"), true)
report, err := sh.complianceManager.AssessCompliance(req.ProjectID, req.FrameworkID, userID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to start compliance assessment"})
return
}
c.JSON(http.StatusAccepted, report)
}
// GetComplianceReport retrieves a compliance report
func (sh *SecurityHandler) GetComplianceReport(c *gin.Context) {
reportID := firstPathParam(c, "reportId", "id")
if !sh.requireComplianceReportAccess(c, reportID) {
return
}
report, err := sh.complianceManager.GetComplianceReport(reportID)
if err != nil {
c.JSON(http.StatusNotFound, gin.H{"error": "Compliance report not found"})
return
}
c.JSON(http.StatusOK, report)
}
// GetComplianceFrameworks retrieves available compliance frameworks
func (sh *SecurityHandler) GetComplianceFrameworks(c *gin.Context) {
rows, err := sh.db.Query(`
SELECT id, name, description, version, enabled, created_at
FROM compliance_frameworks
WHERE enabled = true
ORDER BY name
`)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get compliance frameworks"})
return
}
defer rows.Close()
var frameworks []security.ComplianceFramework
for rows.Next() {
var framework security.ComplianceFramework
err := rows.Scan(&framework.ID, &framework.Name, &framework.Description,
&framework.Version, &framework.Enabled, &framework.CreatedAt)
if err != nil {
continue
}
frameworks = append(frameworks, framework)
}
c.JSON(http.StatusOK, gin.H{"frameworks": frameworks})
}
// InitializeGDPRFramework initializes the GDPR compliance framework
func (sh *SecurityHandler) InitializeGDPRFramework(c *gin.Context) {
userID := c.MustGet("user_id").(string)
err := sh.complianceManager.InitializeGDPRFramework()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to initialize GDPR framework"})
return
}
// Log audit event
sh.auditLogger.LogSecurityEvent(userID, "gdpr_framework_initialized", "compliance",
map[string]interface{}{}, c.ClientIP(), c.GetHeader("User-Agent"), true)
c.JSON(http.StatusOK, gin.H{"status": "initialized"})
}
// GetSecurityMetrics retrieves security metrics for a project
func (sh *SecurityHandler) GetSecurityMetrics(c *gin.Context) {
projectID := firstPathParam(c, "projectId", "id", "project_id")
if _, ok := sh.requireProjectAccess(c, projectID); !ok {
return
}
// Get vulnerability counts
var vulnMetrics struct {
Total int `json:"total"`
Critical int `json:"critical"`
High int `json:"high"`
Medium int `json:"medium"`
Low int `json:"low"`
Open int `json:"open"`
Resolved int `json:"resolved"`
}
err := sh.db.QueryRow(`
SELECT
COUNT(*) as total,
COUNT(*) FILTER (WHERE severity = 'critical') as critical,
COUNT(*) FILTER (WHERE severity = 'high') as high,
COUNT(*) FILTER (WHERE severity = 'medium') as medium,
COUNT(*) FILTER (WHERE severity = 'low') as low,
COUNT(*) FILTER (WHERE status = 'open') as open,
COUNT(*) FILTER (WHERE status = 'resolved') as resolved
FROM vulnerabilities
WHERE project_id = $1
`, projectID).Scan(&vulnMetrics.Total, &vulnMetrics.Critical, &vulnMetrics.High,
&vulnMetrics.Medium, &vulnMetrics.Low, &vulnMetrics.Open, &vulnMetrics.Resolved)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get vulnerability metrics"})
return
}
// Get latest scan
var latestScan struct {
ID string `json:"id"`
Score int `json:"score"`
ScannedAt time.Time `json:"scanned_at"`
Status string `json:"status"`
}
err = sh.db.QueryRow(`
SELECT id, score, started_at as scanned_at, status
FROM security_scans
WHERE project_id = $1
ORDER BY started_at DESC
LIMIT 1
`, projectID).Scan(&latestScan.ID, &latestScan.Score, &latestScan.ScannedAt, &latestScan.Status)
if err == sql.ErrNoRows {
latestScan = struct {
ID string `json:"id"`
Score int `json:"score"`
ScannedAt time.Time `json:"scanned_at"`
Status string `json:"status"`
}{ID: "", Score: 0, ScannedAt: time.Time{}, Status: "never_scanned"}
} else if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get latest scan"})
return
}
// Get compliance status
var complianceStatus struct {
OverallStatus string `json:"overall_status"`
Score int `json:"score"`
LastAssessed *time.Time `json:"last_assessed"`
}
err = sh.db.QueryRow(`
SELECT overall_status, score, assessment_date
FROM compliance_reports
WHERE project_id = $1
ORDER BY assessment_date DESC
LIMIT 1
`, projectID).Scan(&complianceStatus.OverallStatus, &complianceStatus.Score, &complianceStatus.LastAssessed)
if err == sql.ErrNoRows {
complianceStatus = struct {
OverallStatus string `json:"overall_status"`
Score int `json:"score"`
LastAssessed *time.Time `json:"last_assessed"`
}{OverallStatus: "not_assessed", Score: 0, LastAssessed: nil}
} else if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get compliance status"})
return
}
metrics := gin.H{
"vulnerabilities": vulnMetrics,
"latest_scan": latestScan,
"compliance": complianceStatus,
"security_score": sh.calculateOverallSecurityScore(struct{ Total, Critical, High, Medium, Low, Open, Resolved int }{
Total: vulnMetrics.Total, Critical: vulnMetrics.Critical, High: vulnMetrics.High,
Medium: vulnMetrics.Medium, Low: vulnMetrics.Low, Open: vulnMetrics.Open, Resolved: vulnMetrics.Resolved,
}, latestScan.Score, complianceStatus.Score),
}
c.JSON(http.StatusOK, metrics)
}
// calculateOverallSecurityScore calculates an overall security score
func (sh *SecurityHandler) calculateOverallSecurityScore(vulnMetrics struct {
Total, Critical, High, Medium, Low, Open, Resolved int
}, scanScore, complianceScore int) int {
// Weight the different components
vulnScore := 100
if vulnMetrics.Total > 0 {
deduction := (vulnMetrics.Critical * 25) + (vulnMetrics.High * 15) + (vulnMetrics.Medium * 8) + (vulnMetrics.Low * 3)
vulnScore = max(0, 100-deduction)
}
// Calculate weighted average
overallScore := (vulnScore*40 + scanScore*30 + complianceScore*30) / 100
return overallScore
}
// GetAuditLogs retrieves audit logs for security events
func (sh *SecurityHandler) GetAuditLogs(c *gin.Context) {
projectID := firstPathParam(c, "projectId", "id", "project_id")
if _, ok := sh.requireProjectAccess(c, projectID); !ok {
return
}
limit := 50
if limitStr := c.Query("limit"); limitStr != "" {
if parsedLimit, err := strconv.Atoi(limitStr); err == nil && parsedLimit > 0 && parsedLimit <= 1000 {
limit = parsedLimit
}
}
// In a real implementation, this would query the audit database
// For now, return a placeholder response
c.JSON(http.StatusOK, gin.H{
"audit_logs": []gin.H{
{
"id": uuid.New().String(),
"timestamp": time.Now(),
"user_id": c.MustGet("user_id").(string),
"action": "security_scan_started",
"resource": "project",
"ip_address": c.ClientIP(),
"success": true,
},
},
"total": 1,
"limit": limit,
})
}
func (sh *SecurityHandler) requireProjectAccess(c *gin.Context, projectID string) (string, bool) {
userIDValue, exists := c.Get("user_id")
if !exists {
c.JSON(http.StatusUnauthorized, gin.H{"error": "User not authenticated"})
return "", false
}
userID, ok := userIDValue.(string)
if !ok || userID == "" {
c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid user context"})
return "", false
}
if _, err := uuid.Parse(projectID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid project ID"})
return "", false
}
var hasAccess bool
err := sh.db.QueryRow(
`SELECT EXISTS (
SELECT 1
FROM projects p
WHERE p.id = $1
AND (p.owner_id = $2 OR EXISTS (
SELECT 1 FROM project_members pm
WHERE pm.project_id = p.id AND pm.user_id = $2
))
)`,
projectID, userID,
).Scan(&hasAccess)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to verify project access"})
return "", false
}
if !hasAccess {
c.JSON(http.StatusNotFound, gin.H{"error": "Project not found"})
return "", false
}
return userID, true
}
func (sh *SecurityHandler) requireSecurityScanAccess(c *gin.Context, scanID string) bool {
if _, err := uuid.Parse(scanID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid scan ID"})
return false
}
var projectID string
err := sh.db.QueryRow("SELECT project_id FROM security_scans WHERE id = $1", scanID).Scan(&projectID)
if err == sql.ErrNoRows {
c.JSON(http.StatusNotFound, gin.H{"error": "Security scan not found"})
return false
}
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to verify scan access"})
return false
}
_, ok := sh.requireProjectAccess(c, projectID)
return ok
}
func (sh *SecurityHandler) requireComplianceReportAccess(c *gin.Context, reportID string) bool {
if _, err := uuid.Parse(reportID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid report ID"})
return false
}
var projectID string
err := sh.db.QueryRow("SELECT project_id FROM compliance_reports WHERE id = $1", reportID).Scan(&projectID)
if err == sql.ErrNoRows {
c.JSON(http.StatusNotFound, gin.H{"error": "Compliance report not found"})
return false
}
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to verify report access"})
return false
}
_, ok := sh.requireProjectAccess(c, projectID)
return ok
}
func (sh *SecurityHandler) requireVulnerabilityAccess(c *gin.Context, vulnID string) (string, bool) {
if _, err := uuid.Parse(vulnID); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid vulnerability ID"})
return "", false
}
var projectID string
err := sh.db.QueryRow("SELECT project_id FROM vulnerabilities WHERE id = $1", vulnID).Scan(&projectID)
if err == sql.ErrNoRows {
c.JSON(http.StatusNotFound, gin.H{"error": "Vulnerability not found"})
return "", false
}
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to verify vulnerability access"})
return "", false
}
return sh.requireProjectAccess(c, projectID)
}
// max helper function
func max(a, b int) int {
if a > b {
return a
}
return b
}