Files
Charon/backend/internal/api/tests/integration_test.go

81 lines
2.8 KiB
Go

// Package tests contains integration tests for the API.
package tests
import (
"context"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/gin-gonic/gin"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
"github.com/Wikid82/charon/backend/internal/api/routes"
"github.com/Wikid82/charon/backend/internal/config"
)
// TestIntegration_WAF_BlockAndMonitor exercises middleware behavior and metrics exposure.
// Note: Actual WAF blocking is handled by Coraza at the Caddy layer, not by the API middleware.
// The cerberus middleware only tracks metrics and handles ACL enforcement.
func TestIntegration_WAF_BlockAndMonitor(t *testing.T) {
gin.SetMode(gin.TestMode)
// Helper to spin server with given WAF mode
newServer := func(mode string) (*gin.Engine, *gorm.DB) {
db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
if err != nil {
t.Fatalf("db open: %v", err)
}
cfg, err := config.Load()
if err != nil {
t.Fatalf("load cfg: %v", err)
}
cfg.Security.WAFMode = mode
r := gin.New()
if err := routes.Register(context.Background(), r, db, cfg); err != nil {
t.Fatalf("register: %v", err)
}
return r, db
}
// Block mode: cerberus middleware doesn't block requests - that's Coraza's job at the Caddy layer
// The API middleware only tracks metrics when WAF is enabled
rBlock, _ := newServer("block")
req := httptest.NewRequest(http.MethodGet, "/api/v1/remote-servers?test=<script>", http.NoBody)
w := httptest.NewRecorder()
rBlock.ServeHTTP(w, req)
// Request passes through API layer - actual WAF blocking happens at Caddy/Coraza
// We just verify the middleware doesn't crash and allows the request through to auth check
// (returns 401 since no auth token is provided)
if w.Code != http.StatusUnauthorized && w.Code != http.StatusOK {
t.Fatalf("unexpected status in block mode: %d, expected 401 (auth required)", w.Code)
}
// Monitor mode should allow request but still evaluate (log-only)
rMon, _ := newServer("monitor")
req2 := httptest.NewRequest(http.MethodGet, "/api/v1/remote-servers?test=<script>", http.NoBody)
w2 := httptest.NewRecorder()
rMon.ServeHTTP(w2, req2)
// Same behavior - request passes through to auth check
if w2.Code != http.StatusUnauthorized && w2.Code != http.StatusOK {
t.Fatalf("unexpected status in monitor mode: %d, expected 401 (auth required)", w2.Code)
}
// Metrics should be exposed
reqM := httptest.NewRequest(http.MethodGet, "/metrics", http.NoBody)
wM := httptest.NewRecorder()
rMon.ServeHTTP(wM, reqM)
if wM.Code != http.StatusOK {
t.Fatalf("metrics not served: %d", wM.Code)
}
body := wM.Body.String()
required := []string{"charon_waf_requests_total", "charon_waf_blocked_total", "charon_waf_monitored_total"}
for _, k := range required {
if !strings.Contains(body, k) {
t.Fatalf("missing metric %s in /metrics output", k)
}
}
}