alist/internal/op/role.go

137 lines
3.2 KiB
Go

package op
import (
"fmt"
"github.com/pkg/errors"
"time"
"github.com/Xhofe/go-cache"
"github.com/alist-org/alist/v3/internal/db"
"github.com/alist-org/alist/v3/internal/errs"
"github.com/alist-org/alist/v3/internal/model"
"github.com/alist-org/alist/v3/pkg/singleflight"
"github.com/alist-org/alist/v3/pkg/utils"
)
var roleCache = cache.NewMemCache[*model.Role](cache.WithShards[*model.Role](2))
var roleG singleflight.Group[*model.Role]
func GetRole(id uint) (*model.Role, error) {
key := fmt.Sprint(id)
if r, ok := roleCache.Get(key); ok {
return r, nil
}
r, err, _ := roleG.Do(key, func() (*model.Role, error) {
_r, err := db.GetRole(id)
if err != nil {
return nil, err
}
roleCache.Set(key, _r, cache.WithEx[*model.Role](time.Hour))
return _r, nil
})
return r, err
}
func GetRoleByName(name string) (*model.Role, error) {
if r, ok := roleCache.Get(name); ok {
return r, nil
}
r, err, _ := roleG.Do(name, func() (*model.Role, error) {
_r, err := db.GetRoleByName(name)
if err != nil {
return nil, err
}
roleCache.Set(name, _r, cache.WithEx[*model.Role](time.Hour))
return _r, nil
})
return r, err
}
func GetRolesByUserID(userID uint) ([]model.Role, error) {
user, err := GetUserById(userID)
if err != nil {
return nil, err
}
var roles []model.Role
for _, roleID := range user.Role {
key := fmt.Sprint(roleID)
if r, ok := roleCache.Get(key); ok {
roles = append(roles, *r)
continue
}
r, err, _ := roleG.Do(key, func() (*model.Role, error) {
_r, err := db.GetRole(uint(roleID))
if err != nil {
return nil, err
}
roleCache.Set(key, _r, cache.WithEx[*model.Role](time.Hour))
return _r, nil
})
if err != nil {
return nil, err
}
roles = append(roles, *r)
}
return roles, nil
}
func GetRoles(pageIndex, pageSize int) ([]model.Role, int64, error) {
return db.GetRoles(pageIndex, pageSize)
}
func CreateRole(r *model.Role) error {
for i := range r.PermissionScopes {
r.PermissionScopes[i].Path = utils.FixAndCleanPath(r.PermissionScopes[i].Path)
}
roleCache.Del(fmt.Sprint(r.ID))
roleCache.Del(r.Name)
return db.CreateRole(r)
}
func UpdateRole(r *model.Role) error {
old, err := db.GetRole(r.ID)
if err != nil {
return err
}
if old.Name == "admin" || old.Name == "guest" {
return errs.ErrChangeDefaultRole
}
for i := range r.PermissionScopes {
r.PermissionScopes[i].Path = utils.FixAndCleanPath(r.PermissionScopes[i].Path)
}
if len(old.PermissionScopes) > 0 && len(r.PermissionScopes) > 0 &&
old.PermissionScopes[0].Path != r.PermissionScopes[0].Path {
oldPath := old.PermissionScopes[0].Path
newPath := r.PermissionScopes[0].Path
modifiedUsernames, err := db.UpdateUserBasePathPrefix(oldPath, newPath)
if err != nil {
return errors.WithMessage(err, "failed to update user base path when role updated")
}
for _, name := range modifiedUsernames {
userCache.Del(name)
}
}
roleCache.Del(fmt.Sprint(r.ID))
roleCache.Del(r.Name)
return db.UpdateRole(r)
}
func DeleteRole(id uint) error {
old, err := db.GetRole(id)
if err != nil {
return err
}
if old.Name == "admin" || old.Name == "guest" {
return errs.ErrChangeDefaultRole
}
roleCache.Del(fmt.Sprint(id))
roleCache.Del(old.Name)
return db.DeleteRole(id)
}