/
b_casbin.go
45 lines (37 loc) · 922 Bytes
/
b_casbin.go
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package bll
import (
"context"
"github.com/tanjiancheng/gin-amis-admin/internal/app/config"
"github.com/tanjiancheng/gin-amis-admin/pkg/logger"
"github.com/casbin/casbin/v2"
)
var chCasbinPolicy chan *chCasbinPolicyItem
type chCasbinPolicyItem struct {
ctx context.Context
e *casbin.SyncedEnforcer
}
func init() {
chCasbinPolicy = make(chan *chCasbinPolicyItem, 1)
go func() {
for item := range chCasbinPolicy {
err := item.e.LoadPolicy()
if err != nil {
logger.Errorf(item.ctx, "The load casbin policy error: %s", err.Error())
}
}
}()
}
// LoadCasbinPolicy 异步加载casbin权限策略
func LoadCasbinPolicy(ctx context.Context, e *casbin.SyncedEnforcer) {
if !config.C.Casbin.Enable {
return
}
if len(chCasbinPolicy) > 0 {
logger.Infof(ctx, "The load casbin policy is already in the wait queue")
return
}
chCasbinPolicy <- &chCasbinPolicyItem{
ctx: ctx,
e: e,
}
}