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auth.go
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auth.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package middleware
import (
"strings"
"github.com/webx-top/com"
"github.com/webx-top/echo"
"github.com/webx-top/echo/code"
"github.com/admpub/nging/v5/application/handler"
"github.com/admpub/nging/v5/application/library/backend"
"github.com/admpub/nging/v5/application/library/common"
"github.com/admpub/nging/v5/application/library/config"
"github.com/admpub/nging/v5/application/library/license"
"github.com/admpub/nging/v5/application/library/role"
"github.com/admpub/nging/v5/application/model"
"github.com/admpub/nging/v5/application/registry/route"
)
func AuthCheck(h echo.Handler) echo.HandlerFunc {
return func(c echo.Context) error {
//检查是否已安装
if !config.IsInstalled() {
c.Data().SetError(c.E(`请先安装`))
return c.Redirect(handler.URLFor(`/setup`))
}
//验证授权文件
if !license.Ok(c) {
c.Data().SetError(c.E(`请先获取本系统授权`))
return c.Redirect(handler.URLFor(`/license`))
}
handlerPermission := c.Route().String(`permission`)
if handlerPermission == route.PermissionGuest {
return h.Handle(c)
}
user := handler.User(c)
if user == nil {
c.Data().SetError(c.NewError(code.Unauthenticated, `请先登录`))
return c.Redirect(handler.URLFor(`/login?next=` + com.URLEncode(echo.ReturnToCurrentURL(c))))
}
if jump, ok := c.Session().Get(`auth2ndURL`).(string); ok && len(jump) > 0 {
c.Data().SetError(c.E(`请先进行第二步验证`))
jump = com.WithURLParams(jump, `next`, echo.ReturnToCurrentURL(c))
return c.Redirect(jump)
}
if user.Id == 1 {
c.SetFunc(`CheckPerm`, func(route string) error {
return nil
})
return h.Handle(c)
}
permission := UserPermission(c)
c.SetFunc(`CheckPerm`, func(route string) error {
if user.Id == 1 {
return nil
}
if !permission.Check(c, route) {
return common.ErrUserNoPerm
}
return nil
})
if handlerPermission == route.PermissionPublic {
return h.Handle(c)
}
var (
rpath = c.Path()
ppath string
)
if len(handler.BackendPrefix) > 0 {
rpath = strings.TrimPrefix(rpath, handler.BackendPrefix)
}
checker, ok := role.SpecialAuths[rpath]
if !ok {
checker, ok = role.SpecialAuths[c.Request().URL().Path()]
}
if ok {
var (
ret bool
err error
)
if ppath, ret, err = checker(h, c, user, permission); ret {
return err
} else if err != nil {
return err
}
} else {
ppath = rpath
}
if !permission.Check(c, ppath) {
if err := role.AuthDependency(c, user, permission, ppath); err != nil {
return err
}
}
return h.Handle(c)
}
}
// CheckAnyPerm 检查是否匹配任意给定路径权限
func CheckAnyPerm(c echo.Context, ppaths ...string) (err error) {
check := c.GetFunc(`CheckPerm`).(func(string) error)
for _, ppath := range ppaths {
if err = check(ppath); err == nil {
return nil
}
}
return common.ErrUserNoPerm
}
// CheckAllPerm 检查是否匹配所有给定路径权限
func CheckAllPerm(c echo.Context, ppaths ...string) (err error) {
check := c.GetFunc(`CheckPerm`).(func(string) error)
for _, ppath := range ppaths {
if err = check(ppath); err != nil {
return err
}
}
return nil
}
func Auth(c echo.Context) error {
user := c.Form(`user`)
pass := c.Form(`pass`)
var err error
pass, err = backend.DecryptPassword(c, pass)
if err != nil {
return c.NewError(code.InvalidParameter, `密码解密失败: %v`, err)
}
authType := model.AuthTypePassword
m := model.NewUser(c)
exists, err := m.CheckPasswd(user, pass)
if !exists {
loginLogM := m.NewLoginLog(user, authType)
loginLogM.Errpwd = pass
loginLogM.Failmsg = c.T(`用户不存在`)
loginLogM.Success = `N`
loginLogM.Add()
return c.NewError(code.UserNotFound, `用户不存在`)
}
if err == nil {
err = m.FireLoginSuccess(authType)
} else {
m.FireLoginFailure(authType, pass, err)
}
return err
}