wn/mbusgateway3variant
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publishing results

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This commit is contained in:
Wolfgang Hottgenroth 2020-11-18 14:01:23 +01:00
parent 5714d3f6ed
commit 5e4f9063e1
Signed by: wn
GPG Key ID: 6C1E5E531E0D5D7F
3 changed files with 34 additions and 12 deletions
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3
cube/User/Inc/mqttComm.h
View File

@ -3,6 +3,9 @@
void mqttCommInit();
void mqttPublish(char *topic, char *message);
void mqttPublishf(char *topic, char *messageFormat, ...);
#endif // _MQTTCOMM_H_

5
cube/User/Src/mbusComm.c
View File

@ -14,11 +14,12 @@
#include <frontend.h>
#include <wizHelper.h>
#include <mbusParserExt.h>
#include <mqttComm.h>
#include <mbus/mbus-protocol.h>
static const char MBUS_TOPIC[] = "IoT/MBGW3/Measurement";
static const uint8_t MBUS_QUERY_CMD = 0x5b;
@ -201,6 +202,8 @@ static void parseAndPrintFrame(t_mbusCommHandle *localMbusCommHandle) {
coloredMsg(LOG_YELLOW, true, "mbc papf [%d] Error ratio is %.2f",
localMbusCommHandle->requestId,
errorRatio);
mqttPublishf(MBUS_TOPIC, "{\"Status\":\"Error\", \"RequestId\":\"%d\", \"Device\":\"%s\", \"ErrorRatio\":\"%.2f\"}",
localMbusCommHandle->requestId, localMbusCommHandle->device->deviceName, errorRatio);
} else {
coloredMsg(LOG_RED, true, "mbc papf [%d] err: unable to parse frame", localMbusCommHandle->requestId);
}

20
cube/User/Src/mqttComm.c
View File

@ -13,7 +13,7 @@
#include <stdbool.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
extern const uint8_t MQTT_SOCK;
@ -133,10 +133,26 @@ void mqttCommInit() {
}
void mqttPublish(char *topic, char *message) {
bool res = publish(&mqttClient, topic, message, strlen(message), false);
bool res = false;
if (isNetworkAvailable()) {
res = publish(&mqttClient, topic, message, strlen(message), false);
}
if (res) {
coloredMsg(LOG_GREEN, false, "mqp: %s -> %s successfully published", message, topic);
} else {
coloredMsg(LOG_RED, true, "mqp: %s -> %s failed to publish", message, topic);
}
}
void mqttPublishf(char *topic, char *messageFormat, ...) {
va_list vl;
va_start(vl, messageFormat);
char buf[2048];
int res = vsnprintf(buf, sizeof(buf), messageFormat, vl);
va_end(vl);
if (res < sizeof(buf)) {
mqttPublish(topic, buf);
} else {
coloredMsg(LOG_RED, true, "mqc mpf buffer overflow, truncated message not published");
}
}