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send NIL ("-") as timestamp if time source is not valid (#12588)

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This commit is contained in:
Leo Bergolth
2025-12-20 21:04:59 +01:00
committed by Jonathan Swoboda
parent b055f5b4bf
commit 086ec770ea
1 changed files with 9 additions and 1 deletions
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10
esphome/components/syslog/esphome_syslog.cpp
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@@ -34,7 +34,15 @@ void Syslog::log_(const int level, const char *tag, const char *message, size_t
severity = LOG_LEVEL_TO_SYSLOG_SEVERITY[level];
}
int pri = this->facility_ * 8 + severity;
auto timestamp = this->time_->now().strftime("%b %e %H:%M:%S");
auto now = this->time_->now();
std::string timestamp;
if (now.is_valid()) {
timestamp = now.strftime("%b %e %H:%M:%S");
} else {
// RFC 5424: A syslog application MUST use the NILVALUE as TIMESTAMP if the syslog application is incapable of
// obtaining system time.
timestamp = "-";
}
size_t len = message_len;
// remove color formatting
if (this->strip_ && message[0] == 0x1B && len > 11) {