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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <mosquitto.h>
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#include <mosquitto_broker.h>
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#include <mosquitto_plugin.h>
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MOSQUITTO_PLUGIN_DECLARE_VERSION(5);
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static mosquitto_plugin_id_t *plg_id;
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int callback_client_offline(int event, void *event_data, void *user_data)
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{
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struct mosquitto_evt_client_offline *ed = event_data;
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const char *clientid;
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(void)user_data;
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if(event != MOSQ_EVT_CLIENT_OFFLINE){
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abort();
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}
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clientid = mosquitto_client_id(ed->client);
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mosquitto_broker_publish_copy(NULL, "evt/client/offline", strlen(clientid), clientid, 0, false, NULL);
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return MOSQ_ERR_SUCCESS;
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}
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int mosquitto_plugin_init(mosquitto_plugin_id_t *identifier, void **user_data, struct mosquitto_opt *opts, int opt_count)
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{
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(void)user_data;
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(void)opts;
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(void)opt_count;
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plg_id = identifier;
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mosquitto_callback_register(plg_id, MOSQ_EVT_CLIENT_OFFLINE, callback_client_offline, NULL, NULL);
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return MOSQ_ERR_SUCCESS;
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}
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int mosquitto_plugin_cleanup(void *user_data, struct mosquitto_opt *opts, int opt_count)
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{
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(void)user_data;
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(void)opts;
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(void)opt_count;
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mosquitto_callback_unregister(plg_id, MOSQ_EVT_CLIENT_OFFLINE, callback_client_offline, NULL);
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return MOSQ_ERR_SUCCESS;
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}
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