template-monorepo/internal/logic/permission/reload_policy_logic.go

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package permission
import (
"context"
"time"
"gateway/internal/svc"
"gateway/internal/types"
"github.com/zeromicro/go-zero/core/logx"
)
type ReloadPolicyLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
// NewReloadPolicyLogic returns the policy reload logic.
func NewReloadPolicyLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ReloadPolicyLogic {
return &ReloadPolicyLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
// ReloadPolicy forces a Casbin LoadPolicy on this pod and broadcasts a
// Pub/Sub event so other pods follow. Empty tenant_id reloads the
// caller's tenant; "*" reloads every tenant.
func (l *ReloadPolicyLogic) ReloadPolicy(req *types.PolicyReloadReq) (*types.PolicyReloadData, error) {
if l.svcCtx.PermissionRBAC == nil {
return nil, errb.SysNotImplemented("casbin enforcer not configured")
}
tenant := req.TenantID
if tenant == "" {
actor, err := ActorFromContext(l.ctx)
if err != nil {
return nil, errb.AuthUnauthorized(err.Error()).WithCause(err)
}
tenant = actor.TenantID
}
if tenant == "*" {
if err := l.svcCtx.PermissionRBAC.LoadAllPolicies(l.ctx); err != nil {
return nil, err
}
} else if err := l.svcCtx.PermissionRBAC.LoadPolicy(l.ctx, tenant); err != nil {
return nil, err
}
if err := l.svcCtx.PermissionRBAC.BroadcastReload(l.ctx, tenant); err != nil {
l.Errorf("permission: broadcast reload tenant=%s: %v", tenant, err)
}
return &types.PolicyReloadData{
Tenant: tenant,
TS: time.Now().UnixMilli(),
}, nil
}