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smtpserver: log an error message at debug level when we cannot parse a message for the smtputf8 check

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instead of not logging any message. this should make it easier to debug.

based on delivery issue due to smtputf8 seen by wneessen.
This commit is contained in:
Mechiel Lukkien 2024-11-25 13:25:12 +01:00
parent 7f5e1087d4
commit 01deecb684
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1 changed files with 3 additions and 0 deletions
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smtpserver/server.go
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@ -1853,6 +1853,9 @@ func (c *conn) cmdData(p *parser) {
c.msgsmtputf8 = c.isSMTPUTF8Required(part) c.msgsmtputf8 = c.isSMTPUTF8Required(part)
} }
} }
if err != nil {
c.log.Debugx("parsing message for smtputf8 check", err)
}
if c.smtputf8 != c.msgsmtputf8 { if c.smtputf8 != c.msgsmtputf8 {
c.log.Debug("smtputf8 flag changed", slog.Bool("smtputf8", c.smtputf8), slog.Bool("msgsmtputf8", c.msgsmtputf8)) c.log.Debug("smtputf8 flag changed", slog.Bool("smtputf8", c.smtputf8), slog.Bool("msgsmtputf8", c.msgsmtputf8))
} }