Пример #1
0
int	NET_IF_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	struct if_nameindex	*ni;
	struct zbx_json		j;
	int			i;

	if (NULL == (ni = if_nameindex()))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
		return SYSINFO_RET_FAIL;
	}

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	for (i = 0; 0 != ni[i].if_index; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#IFNAME}", ni[i].if_name, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);
	}

	if_freenameindex(ni);

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return SYSINFO_RET_OK;
}
Пример #2
0
int	NET_IF_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int			ret = SYSINFO_RET_FAIL, i;
	struct zbx_json		j;
	struct if_nameindex	*interfaces;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	if (NULL != (interfaces = if_nameindex()))
	{
		i = 0;

		while (0 != interfaces[i].if_index)
		{
			zbx_json_addobject(&j, NULL);
			zbx_json_addstring(&j, "{#IFNAME}", interfaces[i].if_name, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&j);
			i++;
		}

		ret = SYSINFO_RET_OK;
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return ret;
}
Пример #3
0
/*
 * Custom key pg.table.discovery
 *
 * Returns all known Tables in a PostgreSQL database
 *
 * Parameter [0-4]:     <host,port,db,user,passwd>
 * *
 * Returns:
 * {
 *        "data":[
 *                {
 *                        "{#DATABASE}":"MyDatabase",
 *                        "{#SCHEMA}":"public",
 *                        "{#TABLESPACE}":"pg_default",
 *                        "{#TABLE}":"MyTable",
 *                        "{#TYPE}":"MyTable",
 *                        "{#OWNER}":"postgres",
 *                        "{#PERSISTENCE":"permenant|temporary",
 *                        "{#ISSUBCLASS}":"0"}]}
 */
int    PG_TABLE_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
    int         ret = SYSINFO_RET_FAIL;                     // Request result code
    const char  *__function_name = "PG_TABLE_DISCOVERY";    // Function name for log file
    struct      zbx_json j;                                 // JSON response for discovery rule
    
    PGconn      *conn = NULL;
    PGresult    *res = NULL;
    
    char        query[MAX_STRING_LEN] = PGSQL_DISCOVER_TABLES;
    int         i = 0, count = 0;
    
    zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
    
    // Connect to PostreSQL
    if(NULL == (conn = pg_connect(request)))
        goto out;
    
    // Execute a query
    res = PQexec(conn, query);
    if(PQresultStatus(res) != PGRES_TUPLES_OK) {
        zabbix_log(LOG_LEVEL_ERR, "Failed to execute PostgreSQL query in %s() with: %s", __function_name, PQresultErrorMessage(res));
        goto out;
    }
    
    if(0 == (count = PQntuples(res))) {
        zabbix_log(LOG_LEVEL_DEBUG, "No results returned for query \"%s\" in %s()", query, __function_name);
    }
             
    // Create JSON array of discovered objects
    zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);
    zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);
    
    for(i = 0; i < count; i++) {
        zbx_json_addobject(&j, NULL);        
        zbx_json_addstring(&j, "{#OID}", PQgetvalue(res, i, 0), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#DATABASE}", PQgetvalue(res, i, 1), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#SCHEMA}", PQgetvalue(res, i, 2), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#TABLESPACE}", PQgetvalue(res, i, 3), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#TABLE}", PQgetvalue(res, i, 4), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#TYPE}", PQgetvalue(res, i, 5), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#OWNER}", PQgetvalue(res, i, 6), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#PERSISTENCE}", PQgetvalue(res, i, 7), ZBX_JSON_TYPE_STRING);
        zbx_json_addstring(&j, "{#ISSUBCLASS}", PQgetvalue(res, i, 8), ZBX_JSON_TYPE_STRING);
        zbx_json_close(&j);         
    }
    
    // Finalize JSON response
    zbx_json_close(&j);
    SET_STR_RESULT(result, strdup(j.buffer));
    zbx_json_free(&j);
    ret = SYSINFO_RET_OK;
        
out:
    PQclear(res);
    PQfinish(conn);
    
    zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
    return ret;
}
Пример #4
0
int	VFS_FS_DISCOVERY(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
	int		i, rc, ret = SYSINFO_RET_FAIL;
	struct statfs	*mntbuf;
	struct zbx_json	j;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	if (0 != (rc = getmntinfo(&mntbuf, MNT_WAIT)))
	{
		for (i = 0; i < rc; i++)
		{
			zbx_json_addobject(&j, NULL);
			zbx_json_addstring(&j, "{#FSNAME}", mntbuf[i].f_mntonname, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&j, "{#FSTYPE}", mntbuf[i].f_fstypename, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&j);
		}

		ret = SYSINFO_RET_OK;
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	return ret;
}
Пример #5
0
int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int		i, rc;
	struct statvfs	*mntbuf;
	struct zbx_json	j;

	if (0 == (rc = getmntinfo(&mntbuf, MNT_WAIT)))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
		return SYSINFO_RET_FAIL;
	}

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < rc; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#FSNAME}", mntbuf[i].f_mntonname, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&j, "{#FSTYPE}", mntbuf[i].f_fstypename, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	return SYSINFO_RET_OK;
}
Пример #6
0
/******************************************************************************
 *                                                                            *
 * Function: send_proxyhistory                                                *
 *                                                                            *
 * Purpose: send history data to a Zabbix server                              *
 *                                                                            *
 * Parameters:                                                                *
 *                                                                            *
 * Return value:                                                              *
 *                                                                            *
 * Author: Alexander Vladishev                                                *
 *                                                                            *
 * Comments:                                                                  *
 *                                                                            *
 ******************************************************************************/
static void	send_proxyhistory(zbx_sock_t *sock)
{
	const char	*__function_name = "send_proxyhistory";

	struct zbx_json	j;
	zbx_uint64_t	lastid;
	int		records;

	zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);

	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, (int)time(NULL));

	if (FAIL == zbx_tcp_send_to(sock, j.buffer, CONFIG_TIMEOUT))
		zabbix_log(LOG_LEVEL_WARNING, "Error while sending availability of hosts. %s",
				zbx_tcp_strerror());
	else if (SUCCEED == zbx_recv_response(sock, NULL, 0, CONFIG_TIMEOUT) && 0 != records)
		proxy_set_hist_lastid(lastid);

	zbx_json_free(&j);

	zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
Пример #7
0
int	NET_IF_DISCOVERY(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
	struct if_nameindex	*ni;
	struct zbx_json		j;
	int			i;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	for (ni = if_nameindex(), i = 0; 0 != ni[i].if_index; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#IFNAME}", ni[i].if_name, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);
	}

	if_freenameindex(ni);

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return SYSINFO_RET_OK;
}
Пример #8
0
int	NET_IF_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
#if defined(HAVE_LIBPERFSTAT)
	int			rc, i, ret = SYSINFO_RET_FAIL;
	perfstat_id_t		ps_id;
	perfstat_netinterface_t	*ps_netif = NULL;
	struct zbx_json		j;

	/* check how many perfstat_netinterface_t structures are available */
	if (-1 == (rc = perfstat_netinterface(NULL, NULL, sizeof(perfstat_netinterface_t), 0)))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
		return SYSINFO_RET_FAIL;
	}

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	if (0 == rc)	/* no network interfaces found */
	{
		ret = SYSINFO_RET_OK;
		goto end;
	}

	ps_netif = zbx_malloc(ps_netif, rc * sizeof(perfstat_netinterface_t));

	/* set name to first interface */
	strscpy(ps_id.name, FIRST_NETINTERFACE);	/* pseudo-name for the first network interface */

	/* ask to get all the structures available in one call */
	/* return code is number of structures returned */
	if (-1 != (rc = perfstat_netinterface(&ps_id, ps_netif, sizeof(perfstat_netinterface_t), rc)))
		ret = SYSINFO_RET_OK;

	/* collecting of the information for each of the interfaces */
	for (i = 0; i < rc; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#IFNAME}", ps_netif[i].name, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);
	}

	zbx_free(ps_netif);
end:
	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return ret;
#else
	SET_MSG_RESULT(result, zbx_strdup(NULL, "Agent was compiled without support for Perfstat API."));
	return SYSINFO_RET_FAIL;
#endif
}
int	check_vcenter_vm_vfs_fs_discovery(AGENT_REQUEST *request, const char *username, const char *password,
		AGENT_RESULT *result)
{
	struct zbx_json		json_data;
	zbx_vmware_service_t	*service;
	zbx_vmware_vm_t		*vm = NULL;
	char			*url, *uuid;
	zbx_vector_str_t	disks;
	int			i, ret = SYSINFO_RET_FAIL;

	if (2 != request->nparam)
		return SYSINFO_RET_FAIL;

	url = get_rparam(request, 0);
	uuid = get_rparam(request, 1);

	if ('\0' == *uuid)
		return SYSINFO_RET_FAIL;

	zbx_vmware_lock();

	if (NULL == (service = get_vmware_service(url, username, password, result, &ret)))
		goto unlock;

	if (NULL == (vm = service_vm_get(service, uuid)))
		goto unlock;

	zbx_vector_str_create(&disks);

	zbx_xml_read_values(vm->details, ZBX_XPATH_LN2("disk", "diskPath"), &disks);

	zbx_json_init(&json_data, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json_data, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < disks.values_num; i++)
	{
		zbx_json_addobject(&json_data, NULL);
		zbx_json_addstring(&json_data, "{#FSNAME}", disks.values[i], ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json_data);
	}

	zbx_json_close(&json_data);

	zbx_vector_str_clean(&disks);
	zbx_vector_str_destroy(&disks);

	SET_STR_RESULT(result, zbx_strdup(NULL, json_data.buffer));

	zbx_json_free(&json_data);

	ret = SYSINFO_RET_OK;
unlock:
	zbx_vmware_unlock();

	return ret;
}
int	check_vcenter_hv_discovery(AGENT_REQUEST *request, const char *username, const char *password,
		AGENT_RESULT *result)
{
	struct zbx_json		json_data;
	int			i, ret = SYSINFO_RET_FAIL;
	char			*url, *name;
	zbx_vmware_service_t	*service;

	if (1 != request->nparam)
		return SYSINFO_RET_FAIL;

	url = get_rparam(request, 0);

	zbx_vmware_lock();

	if (NULL == (service = get_vmware_service(url, username, password, result, &ret)))
		goto unlock;

	zbx_json_init(&json_data, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json_data, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < service->data->hvs.values_num; i++)
	{
		zbx_vmware_cluster_t	*cluster = NULL;
		zbx_vmware_hv_t	*hv = (zbx_vmware_hv_t *)service->data->hvs.values[i];

		if (NULL == (name = zbx_xml_read_value(hv->details, ZBX_XPATH_LN2("config", "name"))))
			continue;

		if (NULL != hv->clusterid)
			cluster = cluster_get(&service->data->clusters, hv->clusterid);

		zbx_json_addobject(&json_data, NULL);
		zbx_json_addstring(&json_data, "{#HV.UUID}", hv->uuid, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json_data, "{#HV.ID}", hv->id, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json_data, "{#HV.NAME}", name, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json_data, "{#CLUSTER.NAME}",
				(NULL != cluster ? cluster->name : ""), ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json_data);

		zbx_free(name);
	}

	zbx_json_close(&json_data);

	SET_STR_RESULT(result, zbx_strdup(NULL, json_data.buffer));

	zbx_json_free(&json_data);

	ret = SYSINFO_RET_OK;
unlock:
	zbx_vmware_unlock();

	return ret;
}
int	check_vcenter_vm_vfs_dev_discovery(AGENT_REQUEST *request, const char *username, const char *password,
		AGENT_RESULT *result)
{
	struct zbx_json		json_data;
	zbx_vmware_service_t	*service;
	zbx_vmware_vm_t		*vm = NULL;
	zbx_vmware_dev_t	*dev;
	char			*url, *uuid;
	int			i, ret = SYSINFO_RET_FAIL;

	if (2 != request->nparam)
		return SYSINFO_RET_FAIL;

	url = get_rparam(request, 0);
	uuid = get_rparam(request, 1);

	if ('\0' == *uuid)
		return SYSINFO_RET_FAIL;

	zbx_vmware_lock();

	if (NULL == (service = get_vmware_service(url, username, password, result, &ret)))
		goto unlock;

	if (NULL == (vm = service_vm_get(service, uuid)))
		goto unlock;

	zbx_json_init(&json_data, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json_data, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < vm->devs.values_num; i++)
	{
		dev = (zbx_vmware_dev_t *)vm->devs.values[i];

		if (ZBX_VMWARE_DEV_TYPE_DISK != dev->type)
			continue;

		zbx_json_addobject(&json_data, NULL);
		zbx_json_addstring(&json_data, "{#DISKNAME}", dev->instance, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json_data);
	}

	zbx_json_close(&json_data);

	SET_STR_RESULT(result, zbx_strdup(NULL, json_data.buffer));

	zbx_json_free(&json_data);

	ret = SYSINFO_RET_OK;
unlock:
	zbx_vmware_unlock();

	return ret;
}
Пример #12
0
/******************************************************************************
 *                                                                            *
 * Function: history_sender                                                   *
 *                                                                            *
 * Purpose:                                                                   *
 *                                                                            *
 * Parameters:                                                                *
 *                                                                            *
 * Return value:                                                              *
 *                                                                            *
 * Author: Alexander Vladishev                                                *
 *                                                                            *
 * Comments:                                                                  *
 *                                                                            *
 ******************************************************************************/
static void	history_sender(struct zbx_json *j, int *records, const char *tag,
		int (*f_get_data)(), void (*f_set_lastid)())
{
	const char	*__function_name = "history_sender";

	zbx_sock_t	sock;
	zbx_uint64_t	lastid;
	zbx_timespec_t	ts;
	int		ret = SUCCEED;

	zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);

	zbx_json_clean(j);
	zbx_json_addstring(j, ZBX_PROTO_TAG_REQUEST, tag, ZBX_JSON_TYPE_STRING);
	zbx_json_addstring(j, ZBX_PROTO_TAG_HOST, CONFIG_HOSTNAME, ZBX_JSON_TYPE_STRING);

	zbx_json_addarray(j, ZBX_PROTO_TAG_DATA);

	*records = f_get_data(j, &lastid);

	zbx_json_close(j);

	if (*records > 0)
	{
		char	*error = NULL;

		connect_to_server(&sock, 600, CONFIG_PROXYDATA_FREQUENCY); /* retry till have a connection */

		zbx_timespec(&ts);
		zbx_json_adduint64(j, ZBX_PROTO_TAG_CLOCK, ts.sec);
		zbx_json_adduint64(j, ZBX_PROTO_TAG_NS, ts.ns);

		if (SUCCEED != (ret = put_data_to_server(&sock, j, &error)))
		{
			*records = 0;
			zabbix_log(LOG_LEVEL_WARNING, "sending data to server failed: %s", error);
		}

		zbx_free(error);
		disconnect_server(&sock);
	}

	if (SUCCEED == ret && 0 != lastid)
	{
		DBbegin();
		f_set_lastid(lastid);
		DBcommit();
	}

	zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
Пример #13
0
/******************************************************************************
 *                                                                            *
 * 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);
}
Пример #14
0
int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int		ret = SYSINFO_RET_FAIL;
	char		line[MAX_STRING_LEN], *p, *mpoint, *mtype;
	FILE		*f;
	struct zbx_json	j;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	if (NULL != (f = fopen("/proc/mounts", "r")))
	{
		while (NULL != fgets(line, sizeof(line), f))
		{
			if (NULL == (p = strchr(line, ' ')))
				continue;

			mpoint = ++p;

			if (NULL == (p = strchr(mpoint, ' ')))
				continue;

			*p = '\0';

			mtype = ++p;

			if (NULL == (p = strchr(mtype, ' ')))
				continue;

			*p = '\0';

			zbx_json_addobject(&j, NULL);
			zbx_json_addstring(&j, "{#FSNAME}", mpoint, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&j, "{#FSTYPE}", mtype, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&j);
		}

		zbx_fclose(f);

		ret = SYSINFO_RET_OK;
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	return ret;
}
Пример #15
0
int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int		rc, sz, i, ret = SYSINFO_RET_FAIL;
	struct vmount	*vms = NULL, *vm;
	struct zbx_json	j;

	/* check how many bytes to allocate for the mounted filesystems */
	if (-1 == (rc = mntctl(MCTL_QUERY, sizeof(sz), (char *)&sz)))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
		return SYSINFO_RET_FAIL;
	}

	vms = zbx_malloc(vms, (size_t)sz);

	/* get the list of mounted filesystems */
	/* return code is number of filesystems returned */
	if (-1 == (rc = mntctl(MCTL_QUERY, sz, (char *)vms)))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
		goto error;
	}

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	for (i = 0, vm = vms; i < rc; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#FSNAME}", (char *)vm + vm->vmt_data[VMT_STUB].vmt_off, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&j, "{#FSTYPE}", zbx_get_vfs_name_by_type(vm->vmt_gfstype), ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);

		/* go to the next vmount structure */
		vm = (struct vmount *)((char *)vm + vm->vmt_length);
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	ret = SYSINFO_RET_OK;
error:
	zbx_free(vms);

	return ret;
}
Пример #16
0
/******************************************************************************
 *                                                                            *
 * 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);
}
int	check_vcenter_hv_datastore_discovery(AGENT_REQUEST *request, const char *username, const char *password,
		AGENT_RESULT *result)
{
	char			*url, *uuid;
	zbx_vmware_service_t	*service;
	zbx_vmware_hv_t		*hv;
	struct zbx_json		json_data;
	int			i, ret = SYSINFO_RET_FAIL;

	if (2 != request->nparam)
		return SYSINFO_RET_FAIL;

	url = get_rparam(request, 0);
	uuid = get_rparam(request, 1);

	zbx_vmware_lock();

	if (NULL == (service = get_vmware_service(url, username, password, result, &ret)))
		goto unlock;

	if (NULL == (hv = hv_get(&service->data->hvs, uuid)))
		goto unlock;

	zbx_json_init(&json_data, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json_data, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < hv->datastores.values_num; i++)
	{
		zbx_vmware_datastore_t	*datastore = hv->datastores.values[i];

		zbx_json_addobject(&json_data, NULL);
		zbx_json_addstring(&json_data, "{#DATASTORE}", datastore->name, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json_data);
	}

	zbx_json_close(&json_data);

	SET_STR_RESULT(result, zbx_strdup(NULL, json_data.buffer));

	zbx_json_free(&json_data);

	ret = SYSINFO_RET_OK;
unlock:
	zbx_vmware_unlock();

	return ret;
}
Пример #18
0
int	VFS_FS_DISCOVERY(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
	int		rc, sz, i, ret = SYSINFO_RET_FAIL;
	struct vmount	*vm = NULL;
	struct zbx_json	j;

	/* check how many bytes to allocate for the mounted filesystems */
	if (-1 == (rc = mntctl(MCTL_QUERY, sizeof(sz), (char *)&sz)))
		return ret;

	vm = zbx_malloc(vm, (size_t)sz);

	/* get the list of mounted filesystems */
	/* return code is number of filesystems returned */
	if (-1 == (rc = mntctl(MCTL_QUERY, sz, (char *)vm)))
		goto error;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < rc; i++)
	{
		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#FSNAME}", (char *)vm + vm->vmt_data[VMT_STUB].vmt_off, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&j, "{#FSTYPE}", zbx_get_vfs_name_by_type(vm->vmt_gfstype), ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);

		/* go to the next vmount structure */
		vm = (struct vmount *)((char *)vm + vm->vmt_length);
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	ret = SYSINFO_RET_OK;
error:
	zbx_free(vm);

	return ret;
}
Пример #19
0
/******************************************************************************
 *                                                                            *
 * Function: send_areg_data                                                   *
 *                                                                            *
 * Purpose: send auto-registration data from proxy to a server                *
 *                                                                            *
 * Author: Alexander Vladishev                                                *
 *                                                                            *
 ******************************************************************************/
void	send_areg_data(zbx_sock_t *sock)
{
	const char	*__function_name = "send_areg_data";

	struct zbx_json	j;
	zbx_uint64_t	lastid;
	int		records;
	char		*info = NULL, *error = NULL;

	zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	records = proxy_get_areg_data(&j, &lastid);

	zbx_json_close(&j);

	zbx_json_adduint64(&j, ZBX_PROTO_TAG_CLOCK, (int)time(NULL));

	if (SUCCEED != zbx_tcp_send_to(sock, j.buffer, CONFIG_TIMEOUT))
	{
		zabbix_log(LOG_LEVEL_WARNING, "error while sending auto-registration data to server: %s",
				zbx_tcp_strerror());
		goto out;
	}

	if (SUCCEED != zbx_recv_response(sock, &info, CONFIG_TIMEOUT, &error))
	{
		zabbix_log(LOG_LEVEL_WARNING, "sending auto-registration data to server: error:\"%s\", info:\"%s\"",
				ZBX_NULL2EMPTY_STR(error), ZBX_NULL2EMPTY_STR(info));
		goto out;
	}

	if (0 != records)
		proxy_set_areg_lastid(lastid);
out:
	zbx_json_free(&j);
	zbx_free(info);
	zbx_free(error);

	zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
int	check_vcenter_cluster_discovery(AGENT_REQUEST *request, const char *username, const char *password,
		AGENT_RESULT *result)
{
	struct zbx_json		json_data;
	int			i, ret = SYSINFO_RET_FAIL;
	char			*url;
	zbx_vmware_service_t	*service;

	if (1 != request->nparam)
		return SYSINFO_RET_FAIL;

	url = get_rparam(request, 0);

	zbx_vmware_lock();

	if (NULL == (service = get_vmware_service(url, username, password, result, &ret)))
		goto unlock;

	zbx_json_init(&json_data, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json_data, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < service->data->clusters.values_num; i++)
	{
		zbx_vmware_cluster_t	*cluster = (zbx_vmware_cluster_t *)service->data->clusters.values[i];

		zbx_json_addobject(&json_data, NULL);
		zbx_json_addstring(&json_data, "{#CLUSTER.ID}", cluster->id, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json_data, "{#CLUSTER.NAME}", cluster->name, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json_data);
	}

	zbx_json_close(&json_data);

	SET_STR_RESULT(result, zbx_strdup(NULL, json_data.buffer));

	zbx_json_free(&json_data);

	ret = SYSINFO_RET_OK;
unlock:
	zbx_vmware_unlock();

	return ret;
}
Пример #21
0
int	NET_IF_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	char		line[MAX_STRING_LEN], *p;
	FILE		*f;
	struct zbx_json	j;

	if (NULL == (f = fopen("/proc/net/dev", "r")))
	{
		SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot open /proc/net/dev: %s", zbx_strerror(errno)));
		return SYSINFO_RET_FAIL;
	}

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	while (NULL != fgets(line, sizeof(line), f))
	{
		if (NULL == (p = strstr(line, ":")))
			continue;

		*p = '\0';

		/* trim left spaces */
		for (p = line; ' ' == *p && '\0' != *p; p++)
			;

		zbx_json_addobject(&j, NULL);
		zbx_json_addstring(&j, "{#IFNAME}", p, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&j);
	}

	zbx_fclose(f);

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return SYSINFO_RET_OK;
}
Пример #22
0
int	NET_IF_DISCOVERY(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
	int		ret = SYSINFO_RET_FAIL;
	char		line[MAX_STRING_LEN], *p;
	FILE		*f;
	struct zbx_json	j;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	if (NULL != (f = fopen("/proc/net/dev", "r")))
	{
		while (NULL != fgets(line, sizeof(line), f))
		{
			if (NULL == (p = strstr(line, ":")))
				continue;

			*p = '\0';

			/* trim left spaces */
			for (p = line; ' ' == *p && '\0' != *p; p++)
				;

			zbx_json_addobject(&j, NULL);
			zbx_json_addstring(&j, "{#IFNAME}", p, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&j);
		}

		zbx_fclose(f);

		ret = SYSINFO_RET_OK;
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return ret;
}
Пример #23
0
int	SYSTEM_CPU_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int			i;
	zbx_vector_uint64_t	cpus;
	struct zbx_json		json;

	zbx_vector_uint64_create(&cpus);

	if (SUCCEED != get_cpu_statuses(&cpus))
	{
		SET_MSG_RESULT(result, zbx_strdup(NULL, "Collector in not started."));
		zbx_vector_uint64_destroy(&cpus);
		return SYSINFO_RET_FAIL;
	}

	zbx_json_init(&json, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addarray(&json, ZBX_PROTO_TAG_DATA);

	for (i = 0; i < cpus.values_num; i++)
	{
		zbx_json_addobject(&json, NULL);

		zbx_json_adduint64(&json, "{#CPU.NUMBER}", i);
		zbx_json_addstring(&json, "{#CPU.STATUS}", (PERF_COUNTER_ACTIVE == cpus.values[i]) ?
				"online" :
				(PERF_COUNTER_INITIALIZED == cpus.values[i]) ? "unknown" : "offline",
				ZBX_JSON_TYPE_STRING);

		zbx_json_close(&json);
	}

	zbx_json_close(&json);
	SET_STR_RESULT(result, zbx_strdup(result->str, json.buffer));

	zbx_json_free(&json);
	zbx_vector_uint64_destroy(&cpus);

	return SYSINFO_RET_OK;
}
Пример #24
0
/******************************************************************************
 *                                                                            *
 * Function: queue_stats_export                                               *
 *                                                                            *
 * Purpose: export queue stats to JSON format                                 *
 *                                                                            *
 * Parameters: queue_stats - [IN] a hashset containing item stats             *
 *             id_name     - [IN] the name of stats id field                  *
 *             json        - [OUT] the output JSON                            *
 *                                                                            *
 ******************************************************************************/
static void	queue_stats_export(zbx_hashset_t *queue_stats, const char *id_name, struct zbx_json *json)
{
	zbx_hashset_iter_t	iter;
	zbx_queue_stats_t	*stats;

	zbx_json_addarray(json, ZBX_PROTO_TAG_DATA);

	zbx_hashset_iter_reset(queue_stats, &iter);

	while (NULL != (stats = zbx_hashset_iter_next(&iter)))
	{
		zbx_json_addobject(json, NULL);
		zbx_json_adduint64(json, id_name, stats->id);
		zbx_json_adduint64(json, "delay5", stats->delay5);
		zbx_json_adduint64(json, "delay10", stats->delay10);
		zbx_json_adduint64(json, "delay30", stats->delay30);
		zbx_json_adduint64(json, "delay60", stats->delay60);
		zbx_json_adduint64(json, "delay300", stats->delay300);
		zbx_json_adduint64(json, "delay600", stats->delay600);
		zbx_json_close(json);
	}

	zbx_json_close(json);
}
Пример #25
0
int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	int		ret = SYSINFO_RET_FAIL;
	struct mnttab	mt;
	FILE		*f;
	struct zbx_json	j;

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);

	/* opening the mounted filesystems file */
	if (NULL != (f = fopen("/etc/mnttab", "r")))
	{
		/* fill mnttab structure from file */
		while (-1 != getmntent(f, &mt))
		{
			zbx_json_addobject(&j, NULL);
			zbx_json_addstring(&j, "{#FSNAME}", mt.mnt_mountp, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&j, "{#FSTYPE}", mt.mnt_fstype, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&j);
		}

		zbx_fclose(f);

		ret = SYSINFO_RET_OK;
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, zbx_strdup(NULL, j.buffer));

	zbx_json_free(&j);

	return ret;
}
Пример #26
0
int zbx_module_redis_discovery(AGENT_REQUEST *request, AGENT_RESULT *result)
{
	char    		*p;
	struct zbx_json		j;
	char			*config = NULL;
	char			*f = NULL;
	char			*s = NULL; 

	zbx_json_init(&j, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addarray(&j, ZBX_PROTO_TAG_DATA);
	
	/* for dev
	zabbix_log(LOG_LEVEL_INFORMATION, "module [redis], func [zbx_module_redis_discovery], CONFIG_REDIS_INSTANCE_PORT value is: [%s]", CONFIG_REDIS_INSTANCE_PORT);
	*/

	if (NULL != CONFIG_REDIS_INSTANCE_PORT && '\0' != *CONFIG_REDIS_INSTANCE_PORT)
	{
		config = zbx_strdup(NULL, CONFIG_REDIS_INSTANCE_PORT);

		p = strtok(config, ",");

		while (NULL != p)
		{
			f = p;
			if (NULL == (s = strchr(p, ':')))
			{
				zbx_lrtrim(f, ZBX_CFG_RTRIM_CHARS);

				zbx_json_addobject(&j, NULL);
				zbx_json_addstring(&j, "{#RSHOST}", REDIS_DEFAULT_INSTANCE_HOST, ZBX_JSON_TYPE_STRING);
				zbx_json_addstring(&j, "{#RSPORT}", f, ZBX_JSON_TYPE_STRING);
				zbx_json_close(&j);
				/* for dev
				zabbix_log(LOG_LEVEL_INFORMATION, "module [redis], func [zbx_module_redis_discovery], add instance:[%s:%s] to discovery list", REDIS_DEFAULT_INSTANCE_HOST, f);
				*/
			}
			else
			{
				*s++ = '\0';

				zbx_lrtrim(f, ZBX_CFG_RTRIM_CHARS);
				zbx_lrtrim(s, ZBX_CFG_RTRIM_CHARS);

				if (NULL != s && '\0' != s)
				{
					zbx_json_addobject(&j, NULL);
					zbx_json_addstring(&j, "{#RSHOST}", f, ZBX_JSON_TYPE_STRING);
					zbx_json_addstring(&j, "{#RSPORT}", s, ZBX_JSON_TYPE_STRING);
					zbx_json_close(&j);
					/* for dev
					zabbix_log(LOG_LEVEL_INFORMATION, "module [redis], func [zbx_module_redis_discovery], add instance:[%s:%s] to discovery list", f, s);
					*/
				}
				else
				{
					zbx_json_addobject(&j, NULL);
					zbx_json_addstring(&j, "{#RSHOST}", REDIS_DEFAULT_INSTANCE_HOST, ZBX_JSON_TYPE_STRING);
					zbx_json_addstring(&j, "{#RSPORT}", f, ZBX_JSON_TYPE_STRING);
					zbx_json_close(&j);
					/* for dev
					zabbix_log(LOG_LEVEL_INFORMATION, "module [redis], func [zbx_module_redis_discovery], add instance:[%s:%s] to discovery list", REDIS_DEFAULT_INSTANCE_HOST, f);
					*/
				}
			}
			p = strtok (NULL, ",");
		}
	}

	zbx_json_close(&j);

	SET_STR_RESULT(result, strdup(j.buffer));

	zbx_json_free(&j);

	return SYSINFO_RET_OK;

}
Пример #27
0
static int	db_odbc_discovery(DC_ITEM *item, AGENT_REQUEST *request, AGENT_RESULT *result)
{
	const char	*__function_name = "db_odbc_discovery";

	int		ret = NOTSUPPORTED, i, j;
	ZBX_ODBC_DBH	dbh;
	ZBX_ODBC_ROW	row;
	char		**columns, *p, macro[MAX_STRING_LEN];
	struct zbx_json	json;

	zabbix_log(LOG_LEVEL_DEBUG, "In %s() query:'%s'", __function_name, item->params);

	if (2 != request->nparam)
	{
		SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
		goto out;
	}

	if (SUCCEED != odbc_DBconnect(&dbh, request->params[1], item->username, item->password, CONFIG_TIMEOUT))
	{
		SET_MSG_RESULT(result, zbx_strdup(NULL, get_last_odbc_strerror()));
		goto out;
	}

	if (NULL != odbc_DBselect(&dbh, item->params))
	{
		columns = zbx_malloc(NULL, sizeof(char *) * dbh.col_num);

		if (SUCCEED == get_result_columns(&dbh, columns))
		{
			for (i = 0; i < dbh.col_num; i++)
				zabbix_log(LOG_LEVEL_DEBUG, "%s() column[%d]:'%s'", __function_name, i + 1, columns[i]);

			for (i = 0; i < dbh.col_num; i++)
			{
				for (p = columns[i]; '\0' != *p; p++)
				{
					if (0 != isalpha((unsigned char)*p))
						*p = toupper((unsigned char)*p);

					if (SUCCEED != is_macro_char(*p))
					{
						SET_MSG_RESULT(result, zbx_dsprintf(NULL,
								"Cannot convert column #%d name to macro.", i + 1));
						goto clean;
					}
				}

				for (j = 0; j < i; j++)
				{
					if (0 == strcmp(columns[i], columns[j]))
					{
						SET_MSG_RESULT(result, zbx_dsprintf(NULL,
								"Duplicate macro name: {#%s}.", columns[i]));
						goto clean;
					}
				}
			}

			zbx_json_init(&json, ZBX_JSON_STAT_BUF_LEN);
			zbx_json_addarray(&json, ZBX_PROTO_TAG_DATA);

			while (NULL != (row = odbc_DBfetch(&dbh)))
			{
				zbx_json_addobject(&json, NULL);

				for (i = 0; i < dbh.col_num; i++)
				{
					zbx_snprintf(macro, MAX_STRING_LEN, "{#%s}", columns[i]);
					zbx_json_addstring(&json, macro, row[i], ZBX_JSON_TYPE_STRING);
				}

				zbx_json_close(&json);
			}

			zbx_json_close(&json);

			SET_STR_RESULT(result, zbx_strdup(NULL, json.buffer));

			zbx_json_free(&json);

			ret = SUCCEED;
clean:
			for (i = 0; i < dbh.col_num; i++)
				zbx_free(columns[i]);
		}
		else
			SET_MSG_RESULT(result, zbx_strdup(NULL, "Cannot obtain column names."));

		zbx_free(columns);
	}
	else
		SET_MSG_RESULT(result, zbx_strdup(NULL, get_last_odbc_strerror()));

	odbc_DBclose(&dbh);
out:
	zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __function_name, zbx_result_string(ret));

	return ret;
}
Пример #28
0
/******************************************************************************
 *                                                                            *
 * Function: send_list_of_active_checks_json                                  *
 *                                                                            *
 * Purpose: send list of active checks to the host                            *
 *                                                                            *
 * Parameters: sock - open socket of server-agent connection                  *
 *             json - request buffer                                          *
 *                                                                            *
 * Return value:  SUCCEED - list of active checks sent succesfully            *
 *                FAIL - an error occured                                     *
 *                                                                            *
 * Author: Aleksander Vladishev                                               *
 *                                                                            *
 * Comments:                                                                  *
 *                                                                            *
 ******************************************************************************/
int	send_list_of_active_checks_json(zbx_sock_t *sock, struct zbx_json_parse *jp)
{
	char		host[HOST_HOST_LEN_MAX], *name_esc, params[MAX_STRING_LEN],
			pattern[MAX_STRING_LEN], tmp[32];
	DB_RESULT	result;
	DB_ROW		row;
	DB_ITEM		item;
	struct zbx_json	json;
	int		res = FAIL;
	zbx_uint64_t	hostid;
	char		error[MAX_STRING_LEN];

	char		**regexp = NULL;
	int		regexp_alloc = 32;
	int		regexp_num = 0, n;

	char		*sql = NULL;
	int		sql_alloc = 2048;
	int		sql_offset;

	zabbix_log(LOG_LEVEL_DEBUG, "In send_list_of_active_checks_json()");

	if (FAIL == zbx_json_value_by_name(jp, ZBX_PROTO_TAG_HOST, host, sizeof(host)))
	{
		zbx_snprintf(error, MAX_STRING_LEN, "%s", zbx_json_strerror());
		goto out;
	}

	if (FAIL == get_hostid_by_host(host, &hostid, error))
		goto out;

	regexp = zbx_malloc(regexp, regexp_alloc);
	sql = zbx_malloc(sql, sql_alloc);

	name_esc = DBdyn_escape_string(host);

	sql_offset = 0;
	zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 1024,
			"select %s where i.hostid=h.hostid and h.status=%d and i.type=%d and h.hostid=" ZBX_FS_UI64
			" and h.proxy_hostid=0",
			ZBX_SQL_ITEM_SELECT,
			HOST_STATUS_MONITORED,
			ITEM_TYPE_ZABBIX_ACTIVE,
			hostid);

	if (0 != CONFIG_REFRESH_UNSUPPORTED)
		zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 256, " and (i.status=%d or (i.status=%d and i.nextcheck<=%d))",
				ITEM_STATUS_ACTIVE, ITEM_STATUS_NOTSUPPORTED, time(NULL));
	else
		zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 256, " and i.status=%d",
				ITEM_STATUS_ACTIVE);

	zbx_free(name_esc);

	zbx_json_init(&json, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addstring(&json, ZBX_PROTO_TAG_RESPONSE, ZBX_PROTO_VALUE_SUCCESS, ZBX_JSON_TYPE_STRING);
	zbx_json_addarray(&json, ZBX_PROTO_TAG_DATA);

	result = DBselect("%s", sql);

	while (NULL != (row = DBfetch(result)))
	{
		DBget_item_from_db(&item, row);

		zbx_json_addobject(&json, NULL);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_KEY, item.key, ZBX_JSON_TYPE_STRING);
		if (0 != strcmp(item.key, item.key_orig))
			zbx_json_addstring(&json, ZBX_PROTO_TAG_KEY_ORIG, item.key_orig, ZBX_JSON_TYPE_STRING);
		zbx_snprintf(tmp, sizeof(tmp), "%d", item.delay);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_DELAY, tmp, ZBX_JSON_TYPE_STRING);
		zbx_snprintf(tmp, sizeof(tmp), "%d", item.lastlogsize);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_LOGLASTSIZE, tmp, ZBX_JSON_TYPE_STRING);
		zbx_json_close(&json);

		/* Special processing for log[] and eventlog[] items */
		do {	/* simple try realization */
			if (0 != strncmp(item.key, "log[", 4) && 0 != strncmp(item.key, "eventlog[", 9))
				break;

			if (2 != parse_command(item.key, NULL, 0, params, MAX_STRING_LEN))
				break;;
				
			if (0 != get_param(params, 2, pattern, sizeof(pattern)))
				break;

			if (*pattern != '@')
				break;

			for (n = 0; n < regexp_num; n++)
				if (0 == strcmp(regexp[n], pattern + 1))
					break;

			if (n != regexp_num)
				break;

			if (regexp_num == regexp_alloc)
			{
				regexp_alloc += 32;
				regexp = zbx_realloc(regexp, regexp_alloc);
			}

			regexp[regexp_num++] = strdup(pattern + 1);
		} while (0);	/* simple try realization */
	}
	zbx_json_close(&json);

	DBfree_result(result);

	if (0 != regexp_num)
	{
		zbx_json_addarray(&json, ZBX_PROTO_TAG_REGEXP);

		sql_offset = 0;
		zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 512,
				"select r.name,e.expression,e.expression_type,e.exp_delimiter,e.case_sensitive"
				" from regexps r,expressions e where r.regexpid=e.regexpid and r.name in (");

		for (n = 0; n < regexp_num; n++)
		{
			name_esc = DBdyn_escape_string(regexp[n]);
			zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 512, "%s'%s'",
					n == 0 ? "" : ",",
					name_esc);
			zbx_free(name_esc);
			zbx_free(regexp[n]);
		}
		zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, 8, ")");

		result = DBselect("%s", sql);
		while (NULL != (row = DBfetch(result)))
		{
			zbx_json_addobject(&json, NULL);
			zbx_json_addstring(&json, "name", row[0], ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&json, "expression", row[1], ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&json, "expression_type", row[2], ZBX_JSON_TYPE_INT);
			zbx_json_addstring(&json, "exp_delimiter", row[3], ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&json, "case_sensitive", row[4], ZBX_JSON_TYPE_INT);
			zbx_json_close(&json);
		}
		DBfree_result(result);
	}
	zbx_free(regexp);

	zabbix_log(LOG_LEVEL_DEBUG, "Sending [%s]",
			json.buffer);

	if (SUCCEED != zbx_tcp_send_raw(sock, json.buffer))
		zbx_snprintf(error, MAX_STRING_LEN, "%s", zbx_tcp_strerror());
	else
		res = SUCCEED;

	zbx_json_free(&json);
	zbx_free(sql);

out:
	if (FAIL == res)
		zabbix_log(LOG_LEVEL_WARNING, "Send list of active checks to [%s] failed: %s",
				get_ip_by_socket(sock), error);

	return res;
}
Пример #29
0
/******************************************************************************
 *                                                                            *
 * Function: send_buffer                                                      *
 *                                                                            *
 * Purpose: Send value stgored in the buffer to ZABBIX server                 *
 *                                                                            *
 * Parameters: host - IP or Hostname of ZABBIX server                         *
 *             port - port number                                             *
 *                                                                            *
 * Return value: returns SUCCEED on succesfull parsing,                       *
 *               FAIL on other cases                                          *
 *                                                                            *
 * Author: Alexei Vladishev                                                   *
 *                                                                            *
 * Comments:                                                                  *
 *                                                                            *
 ******************************************************************************/
static int	send_buffer(
		const char		*host,
		unsigned short	port
	)
{
	zbx_sock_t	s;
	char		*buf = NULL;
	int		ret = SUCCEED;
	struct zbx_json json;
	int		i;
	static int	lastsent = 0;
	int		now;

	zabbix_log( LOG_LEVEL_DEBUG, "In send_buffer('%s','%d')",
		host, port);

	zabbix_log( LOG_LEVEL_DEBUG, "Values in the buffer %d Max %d",
		buffer.count,
		CONFIG_BUFFER_SIZE);

	now = (int)time(NULL);
	if(buffer.count < CONFIG_BUFFER_SIZE && now-lastsent < CONFIG_BUFFER_SEND)
	{
		zabbix_log( LOG_LEVEL_DEBUG, "Will not send now. Now %d lastsent %d < %d",
			now,
			lastsent,
			CONFIG_BUFFER_SEND);
		return ret;
	}

	if(buffer.count < 1)
	{
		return ret;
	}

	zbx_json_init(&json, ZBX_JSON_STAT_BUF_LEN);

	zbx_json_addstring(&json, ZBX_PROTO_TAG_REQUEST, ZBX_PROTO_VALUE_AGENT_DATA, ZBX_JSON_TYPE_STRING);

	zbx_json_addarray(&json, ZBX_PROTO_TAG_DATA);

	for(i=0;i<buffer.count;i++)
	{
		zbx_json_addobject(&json, NULL);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_HOST, buffer.data[i].host, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_KEY, buffer.data[i].key, ZBX_JSON_TYPE_STRING);
		zbx_json_addstring(&json, ZBX_PROTO_TAG_VALUE, buffer.data[i].value, ZBX_JSON_TYPE_STRING);
		if (buffer.data[i].lastlogsize)
			zbx_json_adduint64(&json, ZBX_PROTO_TAG_LOGLASTSIZE, buffer.data[i].lastlogsize);
		if (buffer.data[i].timestamp)
			zbx_json_adduint64(&json, ZBX_PROTO_TAG_LOGTIMESTAMP, buffer.data[i].timestamp);
		if (buffer.data[i].source)
			zbx_json_addstring(&json, ZBX_PROTO_TAG_LOGSOURCE, buffer.data[i].source, ZBX_JSON_TYPE_STRING);
		if (buffer.data[i].severity)
			zbx_json_adduint64(&json, ZBX_PROTO_TAG_LOGSEVERITY, buffer.data[i].severity);
		zbx_json_adduint64(&json, ZBX_PROTO_TAG_CLOCK, buffer.data[i].clock);
		zbx_json_close(&json);
	}

	zbx_json_close(&json);

	zbx_json_adduint64(&json, ZBX_PROTO_TAG_CLOCK, (int)time(NULL));

	if (SUCCEED == (ret = zbx_tcp_connect(&s, CONFIG_SOURCE_IP, host, port, MIN(buffer.count*CONFIG_TIMEOUT, 60)))) {

		zabbix_log(LOG_LEVEL_DEBUG, "JSON before sending [%s]",
			json.buffer);

		ret = zbx_tcp_send(&s, json.buffer);

		if( SUCCEED == ret )
		{
			if( SUCCEED == (ret = zbx_tcp_recv(&s, &buf)) )
			{
				zabbix_log(LOG_LEVEL_DEBUG, "JSON back [%s]",
						buf);
				if( !buf || check_response(buf) != SUCCEED )
				{
					zabbix_log(LOG_LEVEL_DEBUG, "NOT OK");
				}
				else
				{
					zabbix_log(LOG_LEVEL_DEBUG, "OK");
				}
			} else
				zabbix_log(LOG_LEVEL_DEBUG, "Send value error: [recv] %s", zbx_tcp_strerror());
		} else
			zabbix_log(LOG_LEVEL_DEBUG, "Send value error: [send] %s", zbx_tcp_strerror());

		zbx_tcp_close(&s);
	} else
		zabbix_log(LOG_LEVEL_DEBUG, "Send value error: [connect] %s", zbx_tcp_strerror());

	zbx_json_free(&json);

	if(SUCCEED == ret)
	{
		/* free buffer */
		for(i=0;i<buffer.count;i++)
		{
			if(buffer.data[i].host != NULL)		zbx_free(buffer.data[i].host);
			if(buffer.data[i].key != NULL)		zbx_free(buffer.data[i].key);
			if(buffer.data[i].value != NULL)	zbx_free(buffer.data[i].value);
			if(buffer.data[i].source != NULL)	zbx_free(buffer.data[i].source);
		}
		buffer.count = 0;
	}

	if(SUCCEED == ret)	lastsent = now;

	return ret;
}
Пример #30
0
int	main(int argc, char **argv)
{
	FILE			*in;
	char			in_line[MAX_BUFFER_LEN], hostname[MAX_STRING_LEN], key[MAX_STRING_LEN],
				key_value[MAX_BUFFER_LEN], clock[32];
	int			total_count = 0, succeed_count = 0, buffer_count = 0, read_more = 0, ret = SUCCEED;
	double			last_send = 0;
	const char		*p;
	zbx_thread_args_t	thread_args;
	ZBX_THREAD_SENDVAL_ARGS sentdval_args;

	progname = get_program_name(argv[0]);

	parse_commandline(argc, argv);

	zbx_load_config(CONFIG_FILE);

	zabbix_open_log(LOG_TYPE_UNDEFINED, CONFIG_LOG_LEVEL, NULL);

	if (NULL == ZABBIX_SERVER)
	{
		zabbix_log(LOG_LEVEL_WARNING, "'Server' parameter required");
		goto exit;
	}
	if (0 == ZABBIX_SERVER_PORT)
		ZABBIX_SERVER_PORT = ZBX_DEFAULT_SERVER_PORT;

	if (MIN_ZABBIX_PORT > ZABBIX_SERVER_PORT)
	{
		zabbix_log(LOG_LEVEL_WARNING, "Incorrect port number [%d]. Allowed [%d:%d]",
				(int)ZABBIX_SERVER_PORT, (int)MIN_ZABBIX_PORT, (int)MAX_ZABBIX_PORT);
		goto exit;
	}

	thread_args.thread_num = 0;
	thread_args.args = &sentdval_args;

	sentdval_args.server = ZABBIX_SERVER;
	sentdval_args.port = ZABBIX_SERVER_PORT;

	zbx_json_init(&sentdval_args.json, ZBX_JSON_STAT_BUF_LEN);
	zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_REQUEST, ZBX_PROTO_VALUE_SENDER_DATA, ZBX_JSON_TYPE_STRING);
	zbx_json_addarray(&sentdval_args.json, ZBX_PROTO_TAG_DATA);

	if (INPUT_FILE)
	{
		if (0 == strcmp(INPUT_FILE, "-"))
		{
			in = stdin;
			if (1 == REAL_TIME)
			{
				/* set line buffering on stdin */
				setvbuf(stdin, (char *)NULL, _IOLBF, 0);
			}
		}
		else if (NULL == (in = fopen(INPUT_FILE, "r")) )
		{
			zabbix_log(LOG_LEVEL_WARNING, "cannot open [%s]: %s", INPUT_FILE, zbx_strerror(errno));
			ret = FAIL;
			goto exit;
		}

		while (NULL != fgets(in_line, sizeof(in_line), in) && SUCCEED == ret)	/* <hostname> <key> [<timestamp>] <value> */
		{
			total_count++; /* also used as inputline */

			zbx_rtrim(in_line, "\r\n");

			p = in_line;

			if ('\0' == *p || NULL == (p = get_string(p, hostname, sizeof(hostname))) || '\0' == *hostname)
			{
				zabbix_log(LOG_LEVEL_WARNING, "[line %d] 'Hostname' required", total_count);
				continue;
			}

			if (0 == strcmp(hostname, "-"))
			{
			       if (NULL == ZABBIX_HOSTNAME)
			       {
				       zabbix_log(LOG_LEVEL_WARNING, "[line %d] '-' encountered as 'Hostname', "
							"but no default hostname was specified", total_count);
				       continue;
			       }
			       else
				       zbx_strlcpy(hostname, ZABBIX_HOSTNAME, sizeof(hostname));
			}

			if ('\0' == *p || NULL == (p = get_string(p, key, sizeof(key))) || '\0' == *key)
			{
				zabbix_log(LOG_LEVEL_WARNING, "[line %d] 'Key' required", total_count);
				continue;
			}

			if (1 == WITH_TIMESTAMPS)
			{
				if ('\0' == *p || NULL == (p = get_string(p, clock, sizeof(clock))) || '\0' == *clock)
				{
					zabbix_log(LOG_LEVEL_WARNING, "[line %d] 'Timestamp' required", total_count);
					continue;
				}
			}

			if ('\0' != *p && '"' != *p)
				zbx_strlcpy(key_value, p, sizeof(key_value));
			else if ('\0' == *p || NULL == (p = get_string(p, key_value, sizeof(key_value))) || '\0' == *key_value)
			{
				zabbix_log(LOG_LEVEL_WARNING, "[line %d] 'Key value' required", total_count);
				continue;
			}

			zbx_rtrim(key_value, "\r\n");

			zbx_json_addobject(&sentdval_args.json, NULL);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_HOST, hostname, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_KEY, key, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_VALUE, key_value, ZBX_JSON_TYPE_STRING);
			if (1 == WITH_TIMESTAMPS)
				zbx_json_adduint64(&sentdval_args.json, ZBX_PROTO_TAG_CLOCK, atoi(clock));
			zbx_json_close(&sentdval_args.json);

			succeed_count++;
			buffer_count++;

			if (stdin == in && 1 == REAL_TIME)
			{
				/* if there is nothing on standard input after 1/5 seconds, we send what we have */
				/* otherwise, we keep reading, but we should send data at least once per second */

				struct timeval	tv;
				fd_set		read_set;

				tv.tv_sec = 0;
				tv.tv_usec = 200000;

				FD_ZERO(&read_set);
				FD_SET(0, &read_set);	/* stdin is file descriptor 0 */

				if (-1 == (read_more = select(1, &read_set, NULL, NULL, &tv)))
				{
					zabbix_log(LOG_LEVEL_WARNING, "select() failed: %s", zbx_strerror(errno));
				}
				else if (1 <= read_more)
				{
					if (0 == last_send)
						last_send = zbx_time();
					else if (zbx_time() - last_send >= 1)
						read_more = 0;
				}
			}

			if (VALUES_MAX == buffer_count || (stdin == in && 1 == REAL_TIME && 0 >= read_more))
			{
				zbx_json_close(&sentdval_args.json);

				if (1 == WITH_TIMESTAMPS)
					zbx_json_adduint64(&sentdval_args.json, ZBX_PROTO_TAG_CLOCK, (int)time(NULL));

				last_send = zbx_time();

				ret = zbx_thread_wait(zbx_thread_start(send_value, &thread_args));

				buffer_count = 0;
				zbx_json_clean(&sentdval_args.json);
				zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_REQUEST, ZBX_PROTO_VALUE_SENDER_DATA,
						ZBX_JSON_TYPE_STRING);
				zbx_json_addarray(&sentdval_args.json, ZBX_PROTO_TAG_DATA);
			}
		}
		zbx_json_close(&sentdval_args.json);

		if (0 != buffer_count)
		{
			if (1 == WITH_TIMESTAMPS)
				zbx_json_adduint64(&sentdval_args.json, ZBX_PROTO_TAG_CLOCK, (int)time(NULL));

			ret = zbx_thread_wait(zbx_thread_start(send_value, &thread_args));
		}

		if (in != stdin)
			fclose(in);
	}
	else
	{
		total_count++;

		do /* try block simulation */
		{
			if (NULL == ZABBIX_HOSTNAME)
			{
				zabbix_log(LOG_LEVEL_WARNING, "'Hostname' parameter required");
				break;
			}
			if (NULL == ZABBIX_KEY)
			{
				zabbix_log(LOG_LEVEL_WARNING, "Key required");
				break;
			}
			if (NULL == ZABBIX_KEY_VALUE)
			{
				zabbix_log(LOG_LEVEL_WARNING, "Key value required");
				break;
			}

			zbx_json_addobject(&sentdval_args.json, NULL);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_HOST, ZABBIX_HOSTNAME, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_KEY, ZABBIX_KEY, ZBX_JSON_TYPE_STRING);
			zbx_json_addstring(&sentdval_args.json, ZBX_PROTO_TAG_VALUE, ZABBIX_KEY_VALUE, ZBX_JSON_TYPE_STRING);
			zbx_json_close(&sentdval_args.json);

			succeed_count++;

			ret = zbx_thread_wait(zbx_thread_start(send_value, &thread_args));
		}
		while(0); /* try block simulation */
	}

	zbx_json_free(&sentdval_args.json);

	if (SUCCEED == ret)
		printf("sent: %d; skipped: %d; total: %d\n", succeed_count, (total_count - succeed_count), total_count);
	else
		printf("Sending failed. Use option -vv for more detailed output.\n");
exit:
	zabbix_close_log();

	return ret;
}