Files
Charon/backend/internal/models/seed.go

42 lines
1.6 KiB
Go

package models
import (
"github.com/google/uuid"
"gorm.io/gorm"
)
// SeedDefaultSecurityConfig ensures a default SecurityConfig row exists in the database.
// It uses FirstOrCreate so it is safe to call on every startup — existing data is never
// overwritten. Returns the upserted record and any error encountered.
func SeedDefaultSecurityConfig(db *gorm.DB) (*SecurityConfig, error) {
record := SecurityConfig{
UUID: uuid.NewString(),
Name: "default",
Enabled: false,
CrowdSecMode: "disabled",
CrowdSecAPIURL: "http://127.0.0.1:8085",
WAFMode: "disabled",
WAFParanoiaLevel: 1,
RateLimitMode: "disabled",
RateLimitEnable: false,
// Zero values are intentional for the disabled default state.
// cerberus.RateLimitMiddleware guards against zero/negative values by falling
// back to safe operational defaults (requests=100, window=60s, burst=20) before
// computing the token-bucket rate. buildRateLimitHandler (caddy/config.go) also
// returns nil — skipping rate-limit injection — when either value is ≤ 0.
// A user enabling rate limiting via the UI without configuring thresholds will
// therefore receive the safe hardcoded defaults, not a zero-rate limit.
RateLimitBurst: 0,
RateLimitRequests: 0,
RateLimitWindowSec: 0,
}
// FirstOrCreate matches on Name only; if a row with name="default" already exists
// it is loaded into record without modifying any of its fields.
result := db.Where(SecurityConfig{Name: "default"}).FirstOrCreate(&record)
if result.Error != nil {
return nil, result.Error
}
return &record, nil
}