mirror of
https://github.com/foxcpp/maddy.git
synced 2025-04-03 05:07:38 +03:00
35 lines
1.1 KiB
Go
35 lines
1.1 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 exterrors
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import (
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"net"
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)
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func UnwrapDNSErr(err error) (reason string, misc map[string]interface{}) {
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dnsErr, ok := err.(*net.DNSError)
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if !ok {
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// Return non-nil in case the user will try to 'extend' it with its own
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// values.
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return "", map[string]interface{}{}
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}
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// Nor server name, nor DNS name are usually useful, so exclude them.
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return dnsErr.Err, map[string]interface{}{}
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}
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