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Clean up the MQTT interface.

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This commit is contained in:
Jonathan Naylor
2022-11-29 17:18:34 +00:00
parent 96364136d9
commit 53b73c6558
5 changed files with 25 additions and 21 deletions
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12
Log.cpp
View File

@@ -34,7 +34,6 @@
#include <cstring>
CMQTTPublisher* m_mqtt = NULL;
static std::string m_mqttName;
static unsigned int m_fileLevel = 2U;
static std::string m_filePath;
@@ -128,7 +127,7 @@ bool LogOpen()
return logOpenNoRotate();
}
bool LogInitialise(bool daemon, const std::string& filePath, const std::string& fileRoot, unsigned int fileLevel, unsigned int displayLevel, bool rotate, const std::string& mqttName)
bool LogInitialise(bool daemon, const std::string& filePath, const std::string& fileRoot, unsigned int fileLevel, unsigned int displayLevel, bool rotate)
{
m_filePath = filePath;
m_fileRoot = fileRoot;
@@ -136,7 +135,6 @@ bool LogInitialise(bool daemon, const std::string& filePath, const std::string&
m_displayLevel = displayLevel;
m_daemon = daemon;
m_fileRotate = rotate;
m_mqttName = mqttName;
if (m_daemon)
m_displayLevel = 0U;
@@ -176,12 +174,8 @@ void Log(unsigned int level, const char* fmt, ...)
va_end(vl);
if (m_mqtt != NULL) {
char topic[100U];
::sprintf(topic, "%s/log/%c", m_mqttName.c_str(), LEVELS[level]);
m_mqtt->publish(topic, buffer + 3U);
}
if (m_mqtt != NULL)
m_mqtt->publish("log", buffer);
if (level >= m_fileLevel && m_fileLevel != 0U) {
bool ret = ::LogOpen();

4
Log.h
View File

@@ -1,5 +1,5 @@
/*
* Copyright (C) 2015,2016,2020,2022 by Jonathan Naylor G4KLX
* Copyright (C) 2015,2016,2020 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -30,7 +30,7 @@
extern void Log(unsigned int level, const char* fmt, ...);
extern bool LogInitialise(bool daemon, const std::string& filePath, const std::string& fileRoot, unsigned int fileLevel, unsigned int displayLevel, bool rotate, const std::string& mqttName = "");
extern bool LogInitialise(bool daemon, const std::string& filePath, const std::string& fileRoot, unsigned int fileLevel, unsigned int displayLevel, bool rotate);
extern void LogFinalise();
#endif

6
MMDVMHost.cpp
View File

@@ -271,16 +271,16 @@ int CMMDVMHost::run()
#endif
#if !defined(_WIN32) && !defined(_WIN64)
ret = ::LogInitialise(m_daemon, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate(), m_conf.getMQTTName());
ret = ::LogInitialise(m_daemon, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate());
#else
ret = ::LogInitialise(false, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate(), m_conf.getMQTTName());
ret = ::LogInitialise(false, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate());
#endif
if (!ret) {
::fprintf(stderr, "MMDVMHost: unable to open the log file\n");
return 1;
}
m_mqtt = new CMQTTPublisher(m_conf.getMQTTHost(), m_conf.getMQTTPort(), m_conf.getMQTTKeepalive(), 2);
m_mqtt = new CMQTTPublisher(m_conf.getMQTTHost(), m_conf.getMQTTPort(), m_conf.getMQTTName(), m_conf.getMQTTKeepalive());
ret = m_mqtt->open();
if (!ret) {
::fprintf(stderr, "MMDVMHost: unable to start the MQTT Publisher\n");

12
MQTTPublisher.cpp
View File

@@ -23,9 +23,10 @@
#include <cstring>
CMQTTPublisher::CMQTTPublisher(const std::string& host, unsigned short port, unsigned int keepalive, unsigned int qos) :
CMQTTPublisher::CMQTTPublisher(const std::string& host, unsigned short port, const std::string& name, unsigned int keepalive, MQTT_QOS qos) :
m_host(host),
m_port(port),
m_name(name),
m_keepalive(keepalive),
m_qos(qos),
m_mosq(NULL),
@@ -33,8 +34,8 @@ m_connected(false)
{
assert(!host.empty());
assert(port > 0U);
assert(!name.empty());
assert(keepalive >= 5U);
assert(qos >= 0U && qos <= 2U);
::mosquitto_lib_init();
}
@@ -46,7 +47,7 @@ CMQTTPublisher::~CMQTTPublisher()
bool CMQTTPublisher::open()
{
m_mosq = ::mosquitto_new(NULL, true, this);
m_mosq = ::mosquitto_new(m_name.c_str(), true, this);
if (m_mosq == NULL){
::fprintf(stderr, "MQTT Error newing: Out of memory.\n");
return false;
@@ -82,7 +83,10 @@ bool CMQTTPublisher::publish(const char* topic, const char* text)
if (!m_connected)
return false;
int rc = ::mosquitto_publish(m_mosq, NULL, topic, ::strlen(text), text, m_qos, false);
char topicEx[100U];
::sprintf(topicEx, "%s/%s", m_name.c_str(), topic);
int rc = ::mosquitto_publish(m_mosq, NULL, topicEx, ::strlen(text), text, static_cast<int>(m_qos), false);
if (rc != MOSQ_ERR_SUCCESS) {
::fprintf(stderr, "MQTT Error publishing: %s\n", ::mosquitto_strerror(rc));
return false;

10
MQTTPublisher.h
View File

@@ -23,10 +23,15 @@
#include <string>
enum MQTT_QOS {
MQTT_QOS_AT_MODE_ONCE = 0U,
MQTT_QOS_AT_LEAST_ONCE = 1U,
MQTT_QOS_EXACTLY_ONCE = 2U
};
class CMQTTPublisher {
public:
CMQTTPublisher(const std::string& host, unsigned short port, unsigned int keepalive, unsigned int qos);
CMQTTPublisher(const std::string& host, unsigned short port, const std::string& name, unsigned int keepalive, MQTT_QOS qos = MQTT_QOS_EXACTLY_ONCE);
~CMQTTPublisher();
bool open();
@@ -38,8 +43,9 @@ public:
private:
std::string m_host;
unsigned short m_port;
std::string m_name;
unsigned int m_keepalive;
unsigned int m_qos;
MQTT_QOS m_qos;
mosquitto* m_mosq;
bool m_connected;