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#include <uwsgi.h>
#include <zmq.h>
extern struct uwsgi_server uwsgi;
static struct uwsgi_option uwsgi_zmq_logger_options[] = {
{"log-zeromq", required_argument, 0, "send logs to a zeromq server", uwsgi_opt_set_logger, "zeromq", UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
{NULL, 0, 0, NULL, NULL, NULL, 0},
};
// the zeromq logger
static ssize_t uwsgi_zeromq_logger(struct uwsgi_logger *ul, char *message, size_t len) {
if (!ul->configured) {
if (!ul->arg) {
uwsgi_log_safe("invalid zeromq syntax\n");
exit(1);
}
void *ctx = zmq_init(1);
if (!ctx) exit(1);
ul->data = zmq_socket(ctx, ZMQ_PUSH);
if (ul->data == NULL) {
uwsgi_error_safe("zmq_socket()");
exit(1);
}
if (zmq_connect(ul->data, ul->arg) < 0) {
uwsgi_error_safe("zmq_connect()");
exit(1);
}
ul->configured = 1;
}
zmq_msg_t msg;
if (zmq_msg_init_size(&msg, len) == 0) {
memcpy(zmq_msg_data(&msg), message, len);
#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(3,0,0)
zmq_sendmsg(ul->data, &msg, 0);
#else
zmq_send(ul->data, &msg, 0);
#endif
zmq_msg_close(&msg);
}
return 0;
}
static void uwsgi_zmq_logger_register() {
uwsgi_register_logger("zmq", uwsgi_zeromq_logger);
uwsgi_register_logger("zeromq", uwsgi_zeromq_logger);
}
struct uwsgi_plugin logzmq_plugin = {
.name = "logzmq",
.options = uwsgi_zmq_logger_options,
.on_load = uwsgi_zmq_logger_register,
};
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