Files
edgeguard-native/internal/handlers/backends.go
Debian 3545b8422b feat(api): Auto-Reload HAProxy bei Domain/Backend/Routing-Mutation
Symmetrisch zur Firewall: Domains-, Backends- und RoutingRules-Handler
bekommen einen Reloader-Hook injiziert, der nach jeder Mutation
haproxy.cfg neu rendert + sudo systemctl reload haproxy fährt. Errors
werden nur geloggt, nicht failed (Row ist committed; manuelle
Re-Render via edgeguard-ctl render-config bleibt möglich).

Vorher: nur Firewall-Regeln waren auto-applied — Domain/Backend-
Änderungen sind in der DB gelandet, aber das laufende haproxy hat
sie nicht gesehen bis zum nächsten render-config oder API-Restart.

Version 1.0.8.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-10 18:23:18 +02:00

127 lines
3.1 KiB
Go

package handlers
import (
"context"
"errors"
"log/slog"
"strconv"
"github.com/gin-gonic/gin"
"git.netcell-it.de/projekte/edgeguard-native/internal/handlers/response"
"git.netcell-it.de/projekte/edgeguard-native/internal/models"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/audit"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/backends"
)
type BackendsHandler struct {
Repo *backends.Repo
Audit *audit.Repo
NodeID string
Reloader func(ctx context.Context) error
}
func NewBackendsHandler(repo *backends.Repo, a *audit.Repo, nodeID string, reloader func(context.Context) error) *BackendsHandler {
return &BackendsHandler{Repo: repo, Audit: a, NodeID: nodeID, Reloader: reloader}
}
func (h *BackendsHandler) reload(ctx context.Context, op string) {
if h.Reloader == nil {
return
}
if err := h.Reloader(ctx); err != nil {
slog.Warn("haproxy: reload after backend mutation failed", "op", op, "error", err)
}
}
func (h *BackendsHandler) Register(rg *gin.RouterGroup) {
g := rg.Group("/backends")
g.GET("", h.List)
g.POST("", h.Create)
g.GET("/:id", h.Get)
g.PUT("/:id", h.Update)
g.DELETE("/:id", h.Delete)
}
func (h *BackendsHandler) List(c *gin.Context) {
out, err := h.Repo.List(c.Request.Context())
if err != nil {
response.Internal(c, err)
return
}
response.OK(c, gin.H{"backends": out})
}
func (h *BackendsHandler) Get(c *gin.Context) {
id, ok := parseID(c)
if !ok {
return
}
b, err := h.Repo.Get(c.Request.Context(), id)
if err != nil {
if errors.Is(err, backends.ErrNotFound) {
response.NotFound(c, err)
return
}
response.Internal(c, err)
return
}
response.OK(c, b)
}
func (h *BackendsHandler) Create(c *gin.Context) {
var req models.Backend
if err := c.ShouldBindJSON(&req); err != nil {
response.BadRequest(c, err)
return
}
out, err := h.Repo.Create(c.Request.Context(), req)
if err != nil {
response.Internal(c, err)
return
}
_ = h.Audit.Log(c.Request.Context(), actorOf(c), "backend.create", req.Name, out, h.NodeID)
response.Created(c, out); h.reload(c.Request.Context(), "create")
}
func (h *BackendsHandler) Update(c *gin.Context) {
id, ok := parseID(c)
if !ok {
return
}
var req models.Backend
if err := c.ShouldBindJSON(&req); err != nil {
response.BadRequest(c, err)
return
}
out, err := h.Repo.Update(c.Request.Context(), id, req)
if err != nil {
if errors.Is(err, backends.ErrNotFound) {
response.NotFound(c, err)
return
}
response.Internal(c, err)
return
}
_ = h.Audit.Log(c.Request.Context(), actorOf(c), "backend.update", out.Name, out, h.NodeID)
response.OK(c, out); h.reload(c.Request.Context(), "update")
}
func (h *BackendsHandler) Delete(c *gin.Context) {
id, ok := parseID(c)
if !ok {
return
}
if err := h.Repo.Delete(c.Request.Context(), id); err != nil {
if errors.Is(err, backends.ErrNotFound) {
response.NotFound(c, err)
return
}
response.Internal(c, err)
return
}
_ = h.Audit.Log(c.Request.Context(), actorOf(c), "backend.delete",
strconv.FormatInt(id, 10), gin.H{"id": id}, h.NodeID)
response.NoContent(c); h.reload(c.Request.Context(), "delete")
}