mirror of
https://github.com/casdoor/casdoor.git
synced 2025-05-22 18:25:47 +08:00
105 lines
2.8 KiB
Go
105 lines
2.8 KiB
Go
// Copyright 2024 The Casdoor Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package object
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import (
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"fmt"
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"net"
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"strings"
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"github.com/casdoor/casdoor/i18n"
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)
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func CheckEntryIp(clientIp string, user *User, application *Application, organization *Organization, lang string) error {
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entryIp := net.ParseIP(clientIp)
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if entryIp == nil {
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return fmt.Errorf(i18n.Translate(lang, "check:Failed to parse client IP: %s"), clientIp)
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} else if entryIp.IsLoopback() {
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return nil
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}
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var err error
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if user != nil {
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err = isEntryIpAllowd(user.IpWhitelist, entryIp, lang)
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if err != nil {
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return fmt.Errorf(err.Error() + user.Name)
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}
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}
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if application != nil {
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err = isEntryIpAllowd(application.IpWhitelist, entryIp, lang)
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if err != nil {
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application.IpRestriction = err.Error() + application.Name
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return fmt.Errorf(err.Error() + application.Name)
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} else {
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application.IpRestriction = ""
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}
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if organization == nil && application.OrganizationObj != nil {
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organization = application.OrganizationObj
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}
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}
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if organization != nil {
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err = isEntryIpAllowd(organization.IpWhitelist, entryIp, lang)
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if err != nil {
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organization.IpRestriction = err.Error() + organization.Name
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return fmt.Errorf(err.Error() + organization.Name)
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} else {
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organization.IpRestriction = ""
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}
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}
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return nil
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}
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func isEntryIpAllowd(ipWhitelistStr string, entryIp net.IP, lang string) error {
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if ipWhitelistStr == "" {
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return nil
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}
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ipWhitelist := strings.Split(ipWhitelistStr, ",")
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for _, ip := range ipWhitelist {
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_, ipNet, err := net.ParseCIDR(ip)
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if err != nil {
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return err
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}
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if ipNet == nil {
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return fmt.Errorf(i18n.Translate(lang, "check:CIDR for IP: %s should not be empty"), entryIp.String())
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}
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if ipNet.Contains(entryIp) {
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return nil
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}
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}
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return fmt.Errorf(i18n.Translate(lang, "check:Your IP address: %s has been banned according to the configuration of: "), entryIp.String())
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}
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func CheckIpWhitelist(ipWhitelistStr string, lang string) error {
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if ipWhitelistStr == "" {
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return nil
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}
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ipWhiteList := strings.Split(ipWhitelistStr, ",")
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for _, ip := range ipWhiteList {
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if _, _, err := net.ParseCIDR(ip); err != nil {
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return fmt.Errorf(i18n.Translate(lang, "check:%s does not meet the CIDR format requirements: %s"), ip, err.Error())
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}
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}
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return nil
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}
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