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Merge pull request #11373 from barbudor/alternative_syslog_dns_fix

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Alternative syslog dns fix
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Theo Arends 2021-03-18 09:22:43 +01:00 committed by GitHub
commit 3d3c77972d
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1 changed files with 9 additions and 1 deletions
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10
tasmota/support.ino
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@ -2137,8 +2137,16 @@ void SyslogAsync(bool refresh) {
if (mxtime > 0) { if (mxtime > 0) {
uint32_t current_hash = GetHash(SettingsText(SET_SYSLOG_HOST), strlen(SettingsText(SET_SYSLOG_HOST))); uint32_t current_hash = GetHash(SettingsText(SET_SYSLOG_HOST), strlen(SettingsText(SET_SYSLOG_HOST)));
if (syslog_host_hash != current_hash) { if (syslog_host_hash != current_hash) {
IPAddress temp_syslog_host_addr;
int ok = WiFi.hostByName(SettingsText(SET_SYSLOG_HOST), temp_syslog_host_addr); // If sleep enabled this might result in exception so try to do it once using hash
if (!ok || (0xFFFFFFFF == (uint32_t)temp_syslog_host_addr)) { // 255.255.255.255 is assumed a DNS problem
TasmotaGlobal.syslog_level = 0;
TasmotaGlobal.syslog_timer = SYSLOG_TIMER;
AddLog(LOG_LEVEL_INFO, PSTR(D_LOG_APPLICATION "Loghost DNS resolve failed (%s). " D_RETRY_IN " %d " D_UNIT_SECOND), SettingsText(SET_SYSLOG_HOST), SYSLOG_TIMER);
return;
}
syslog_host_hash = current_hash; syslog_host_hash = current_hash;
WiFi.hostByName(SettingsText(SET_SYSLOG_HOST), syslog_host_addr); // If sleep enabled this might result in exception so try to do it once using hash syslog_host_addr = temp_syslog_host_addr;
} }
if (!PortUdp.beginPacket(syslog_host_addr, Settings.syslog_port)) { if (!PortUdp.beginPacket(syslog_host_addr, Settings.syslog_port)) {
TasmotaGlobal.syslog_level = 0; TasmotaGlobal.syslog_level = 0;