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added --mqttretain

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john30
2017-06-03 13:38:54 +02:00
parent 9420946a48
commit fbbb088ded
1 changed files with 39 additions and 21 deletions
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src/ebusd/mqtthandler.cpp
+39 -21
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@@ -28,20 +28,33 @@ namespace ebusd {
using std::dec;
#define O_HOST 1
#define O_PORT (O_HOST+1)
#define O_USER (O_PORT+1)
#define O_PASS (O_USER+1)
#define O_TOPI (O_PASS+1)
#define O_RETA (O_TOPI+1)
#define O_CAFI (O_RETA+1)
#define O_CERT (O_CAFI+1)
#define O_KEYF (O_CERT+1)
#define O_KEPA (O_KEYF+1)
/** the definition of the MQTT arguments. */
static const struct argp_option g_mqtt_argp_options[] = {
{NULL, 0, NULL, 0, "MQTT options:", 1 },
{"mqtthost", 1, "HOST", 0, "Connect to MQTT broker on HOST [localhost]", 0 },
{"mqttport", 2, "PORT", 0, "Connect to MQTT broker on PORT (usually 1883), 0 to disable [0]", 0 },
{"mqttuser", 3, "USER", 0, "Connect as USER to MQTT broker (no default)", 0 },
{"mqttpass", 4, "PASSWORD", 0, "Use PASSWORD when connecting to MQTT broker (no default)", 0 },
{"mqtttopic", 5, "TOPIC", 0, "Use MQTT TOPIC (prefix before /%circuit/%name or complete format) [ebusd]", 0 },
{NULL, 0, NULL, 0, "MQTT options:", 1 },
{"mqtthost", O_HOST, "HOST", 0, "Connect to MQTT broker on HOST [localhost]", 0 },
{"mqttport", O_PORT, "PORT", 0, "Connect to MQTT broker on PORT (usually 1883), 0 to disable [0]", 0 },
{"mqttuser", O_USER, "USER", 0, "Connect as USER to MQTT broker (no default)", 0 },
{"mqttpass", O_PASS, "PASSWORD", 0, "Use PASSWORD when connecting to MQTT broker (no default)", 0 },
{"mqtttopic", O_TOPI, "TOPIC", 0, "Use MQTT TOPIC (prefix before /%circuit/%name or complete format) [ebusd]",
0 },
{"mqttretain", O_RETA, NULL, 0, "Retain all topics instead of only selected global ones", 0 },
#if (LIBMOSQUITTO_MAJOR >= 1)
{"mqttca", 6, "CA", 0, "Use CA file or dir (ending with '/') for MQTT TLS (no default)", 0 },
{"mqttcert", 7, "CERTFILE", 0, "Use CERTFILE for MQTT TLS client certificate (no default)", 0 },
{"mqttkey", 8, "KEYFILE", 0, "Use KEYFILE for MQTT TLS client certificate (no default)", 0 },
{"mqttkeypass", 9, "PASSWORD", 0, "Use PASSWORD for the encrypted KEYFILE (no default)", 0 },
{"mqttca", O_CAFI, "CA", 0, "Use CA file or dir (ending with '/') for MQTT TLS (no default)", 0 },
{"mqttcert", O_CERT, "CERTFILE", 0, "Use CERTFILE for MQTT TLS client certificate (no default)", 0 },
{"mqttkey", O_KEYF, "KEYFILE", 0, "Use KEYFILE for MQTT TLS client certificate (no default)", 0 },
{"mqttkeypass", O_KEPA, "PASSWORD", 0, "Use PASSWORD for the encrypted KEYFILE (no default)", 0 },
#endif
{NULL, 0, NULL, 0, NULL, 0 },
@@ -52,6 +65,7 @@ static uint16_t g_port = 0; //!< optional port of MQTT broker, 0 t
static const char* g_username = NULL; //!< optional user name for MQTT broker (no default)
static const char* g_password = NULL; //!< optional password for MQTT broker (no default)
static const char* g_topic = PACKAGE; //!< MQTT topic to use (prefix if without wildcards) [ebusd]
static bool g_retain = false; //!< whether to retail all topics
#if (LIBMOSQUITTO_MAJOR >= 1)
static const char* g_cafile = NULL; //!< CA file for TLS
@@ -72,7 +86,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
result_t result = RESULT_OK;
switch (key) {
case 1: // --mqtthost=localhost
case O_HOST: // --mqtthost=localhost
if (arg == NULL || arg[0] == 0) {
argp_error(state, "invalid mqtthost");
return EINVAL;
@@ -80,7 +94,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_host = arg;
break;
case 2: // --mqttport=1883
case O_PORT: // --mqttport=1883
g_port = (uint16_t)parseInt(arg, 10, 1, 65535, &result);
if (result != RESULT_OK) {
argp_error(state, "invalid mqttport");
@@ -88,7 +102,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
}
break;
case 3: // --mqttuser=username
case O_USER: // --mqttuser=username
if (arg == NULL) {
argp_error(state, "invalid mqttuser");
return EINVAL;
@@ -96,7 +110,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_username = arg;
break;
case 4: // --mqttpass=password
case O_PASS: // --mqttpass=password
if (arg == NULL) {
argp_error(state, "invalid mqttpass");
return EINVAL;
@@ -104,7 +118,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_password = arg;
break;
case 5: // --mqtttopic=ebusd
case O_TOPI: // --mqtttopic=ebusd
if (arg == NULL || arg[0] == 0 || strchr(arg, '#') || strchr(arg, '+') || arg[strlen(arg)-1] == '/') {
argp_error(state, "invalid mqtttopic");
return EINVAL;
@@ -112,8 +126,12 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_topic = arg;
break;
case O_RETA: // --mqttretain
g_retain = true;
break;
#if (LIBMOSQUITTO_MAJOR >= 1)
case 6: // --mqttca=file or --mqttca=dir/
case O_CAFI: // --mqttca=file or --mqttca=dir/
if (arg == NULL || arg[0] == 0) {
argp_error(state, "invalid mqttca");
return EINVAL;
@@ -127,7 +145,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
}
break;
case 7: // --mqttcert=CERTFILE
case O_CERT: // --mqttcert=CERTFILE
if (arg == NULL || arg[0] == 0) {
argp_error(state, "invalid mqttcert");
return EINVAL;
@@ -135,7 +153,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_certfile = arg;
break;
case 8: // --mqttkey=KEYFILE
case O_KEYF: // --mqttkey=KEYFILE
if (arg == NULL || arg[0] == 0) {
argp_error(state, "invalid mqttkey");
return EINVAL;
@@ -143,7 +161,7 @@ static error_t mqtt_parse_opt(int key, char *arg, struct argp_state *state) {
g_keyfile = arg;
break;
case 9: // --mqttkeypass=PASSWORD
case O_KEPA: // --mqttkeypass=PASSWORD
if (arg == NULL) {
argp_error(state, "invalid mqttkeypass");
return EINVAL;
@@ -472,7 +490,7 @@ void MqttHandler::notifyTopic(const string& topic, const string& data) {
void MqttHandler::notifyUpdateCheckResult(const string& checkResult) {
if (checkResult != m_lastUpdateCheckResult) {
m_lastUpdateCheckResult = checkResult;
publishTopic(m_globalTopic+"updatecheck", checkResult.empty() ? "OK" : checkResult);
publishTopic(m_globalTopic+"updatecheck", checkResult.empty() ? "OK" : checkResult, true);
}
}
@@ -611,7 +629,7 @@ void MqttHandler::publishMessage(const Message* message, ostringstream* updates)
void MqttHandler::publishTopic(const string& topic, const string& data, bool retain) {
logOtherDebug("mqtt", "publish %s %s", topic.c_str(), data.c_str());
mosquitto_publish(m_mosquitto, NULL, topic.c_str(), (uint32_t)data.size(),
reinterpret_cast<const uint8_t*>(data.c_str()), 0, retain);
reinterpret_cast<const uint8_t*>(data.c_str()), 0, g_retain || retain);
}
} // namespace ebusd