mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
/** Node type: kafka
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*
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* @file
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* @author Juan Pablo Noreña <jpnorenam@unal.edu.co>
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* @copyright 2021, Universidad Nacional de Colombia
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* @license Apache 2.0
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*********************************************************************************/
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#pragma once
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#include <librdkafka/rdkafka.h>
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#include <villas/pool.hpp>
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#include <villas/format.hpp>
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#include <villas/queue_signalled.h>
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namespace villas {
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namespace node {
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/* Forward declarations */
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class NodeCompat;
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struct kafka {
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struct CQueueSignalled queue;
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struct Pool pool;
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double timeout; /**< Timeout in seconds. */
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char *server; /**< Hostname/IP:Port address of the bootstrap server. */
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char *protocol; /**< Security protocol. */
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char *produce; /**< Producer topic. */
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char *consume; /**< Consumer topic. */
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char *client_id; /**< Client ID. */
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struct {
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rd_kafka_t *client;
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rd_kafka_topic_t *topic;
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} producer;
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struct {
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rd_kafka_t *client;
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char *group_id; /**< Group id. */
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} consumer;
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struct {
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char *ca; /**< SSL CA file. */
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} ssl;
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struct {
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char *mechanisms; /**< SASL mechanisms. */
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char *username; /**< SSL CA path. */
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char *password; /**< SSL certificate. */
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} sasl;
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Format *formatter;
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};
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int kafka_reverse(NodeCompat *n);
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char * kafka_print(NodeCompat *n);
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int kafka_init(NodeCompat *n);
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int kafka_prepare(NodeCompat *n);
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int kafka_parse(NodeCompat *n, json_t *json);
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int kafka_start(NodeCompat *n);
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int kafka_destroy(NodeCompat *n);
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int kafka_stop(NodeCompat *n);
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int kafka_type_start(SuperNode *sn);
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int kafka_type_stop();
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int kafka_poll_fds(NodeCompat *n, int fds[]);
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int kafka_read(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
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int kafka_write(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
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} /* namespace node */
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} /* namespace villas */
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