/******************************************************************************
* *
* Function: send_host_availability *
* *
* Purpose: send hosts availability data from proxy *
* *
******************************************************************************/
void send_host_availability(zbx_socket_t *sock)
{
const char *__function_name = "send_host_availability";
struct zbx_json j;
int ret = FAIL, ts;
char *error = NULL;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
if (SUCCEED != check_access_passive_proxy(sock, ZBX_DO_NOT_SEND_RESPONSE, "host availability data request"))
{
/* do not send any reply to server in this case as the server expects host availability data */
goto out1;
}
zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);
/* if there are no host availability changes we still have to send empty data in response */
if (SUCCEED != get_host_availability_data(&j, &ts))
{
zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);
zbx_json_close(&j);
}
zabbix_log(LOG_LEVEL_DEBUG, "%s() [%s]", __function_name, j.buffer);
if (SUCCEED != zbx_tcp_send_to(sock, j.buffer, CONFIG_TIMEOUT))
{
error = zbx_strdup(error, zbx_socket_strerror());
goto out;
}
if (SUCCEED != zbx_recv_response(sock, CONFIG_TIMEOUT, &error))
goto out;
zbx_set_availability_diff_ts(ts);
ret = SUCCEED;
out:
if (SUCCEED != ret)
{
zabbix_log(LOG_LEVEL_WARNING, "cannot send host availability data to server at \"%s\": %s",
sock->peer, error);
}
zbx_json_free(&j);
zbx_free(error);
out1:
zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
/******************************************************************************
* *
* Function: send_proxyhistory *
* *
* Purpose: send history data to a Zabbix server *
* *
******************************************************************************/
static void send_proxyhistory(zbx_socket_t *sock, zbx_timespec_t *ts)
{
const char *__function_name = "send_proxyhistory";
struct zbx_json j;
zbx_uint64_t lastid;
int records, ret = FAIL;
char *error = NULL;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
if (SUCCEED != check_access_passive_proxy(sock, ZBX_DO_NOT_SEND_RESPONSE, "history data request"))
{
/* do not send any reply to server in this case as the server expects history data */
goto out1;
}
zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);
zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);
records = proxy_get_hist_data(&j, &lastid);
zbx_json_close(&j);
zbx_json_adduint64(&j, ZBX_PROTO_TAG_CLOCK, ts->sec);
zbx_json_adduint64(&j, ZBX_PROTO_TAG_NS, ts->ns);
if (SUCCEED != zbx_tcp_send_to(sock, j.buffer, CONFIG_TIMEOUT))
{
error = zbx_strdup(error, zbx_socket_strerror());
goto out;
}
if (SUCCEED != zbx_recv_response(sock, CONFIG_TIMEOUT, &error))
goto out;
if (0 != records)
proxy_set_hist_lastid(lastid);
ret = SUCCEED;
out:
if (SUCCEED != ret)
zabbix_log(LOG_LEVEL_WARNING, "cannot send history data to server at \"%s\": %s", sock->peer, error);
zbx_json_free(&j);
zbx_free(error);
out1:
zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
/******************************************************************************
* *
* Function: recv_proxyconfig *
* *
* Purpose: receive configuration tables from server (passive proxies) *
* *
* Author: Alexander Vladishev *
* *
******************************************************************************/
void recv_proxyconfig(zbx_socket_t *sock, struct zbx_json_parse *jp)
{
struct zbx_json_parse jp_data;
int ret;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __func__);
if (SUCCEED != (ret = zbx_json_brackets_by_name(jp, ZBX_PROTO_TAG_DATA, &jp_data)))
{
zabbix_log(LOG_LEVEL_WARNING, "cannot parse proxy configuration data received from server at"
" \"%s\": %s", sock->peer, zbx_json_strerror());
zbx_send_proxy_response(sock, ret, zbx_json_strerror(), CONFIG_TIMEOUT);
goto out;
}
if (SUCCEED != check_access_passive_proxy(sock, ZBX_SEND_RESPONSE, "configuration update"))
goto out;
process_proxyconfig(&jp_data);
zbx_send_proxy_response(sock, ret, NULL, CONFIG_TIMEOUT);
out:
zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __func__);
}
