mirror of
https://github.com/foxcpp/maddy.git
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53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
/*
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Maddy Mail Server - Composable all-in-one email server.
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Copyright © 2019-2020 Max Mazurov <fox.cpp@disroot.org>, Maddy Mail Server contributors
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package auth
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import "strings"
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func CheckDomainAuth(username string, perDomain bool, allowedDomains []string) (loginName string, allowed bool) {
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var accountName, domain string
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if perDomain {
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parts := strings.Split(username, "@")
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if len(parts) != 2 {
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return "", false
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}
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domain = parts[1]
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accountName = username
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} else {
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parts := strings.Split(username, "@")
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accountName = parts[0]
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if len(parts) == 2 {
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domain = parts[1]
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}
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}
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allowed = domain == ""
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if allowedDomains != nil && domain != "" {
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for _, allowedDomain := range allowedDomains {
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if strings.EqualFold(domain, allowedDomain) {
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allowed = true
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}
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}
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if !allowed {
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return "", false
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}
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}
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return accountName, allowed
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}
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