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/* Copyright (C) 2024 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <net/if.h>
#include <netinet/in.h>
#include <stdbool.h>
#include "contrib/json.h"
#include "libknot/xdp/eth.h"
#include "libknot/xdp/tcp.h"
#define PROGRAM_NAME "kxdpgun"
#define SPACE " "
#define REMOTE_PORT_DEFAULT 53
#define REMOTE_PORT_DOQ_DEFAULT 853
#define LOCAL_PORT_MIN 2000
#define LOCAL_PORT_MAX 65535
#define QUIC_THREAD_PORTS 100
enum {
KXDPGUN_WAIT,
KXDPGUN_START,
KXDPGUN_STOP,
};
typedef enum {
KXDPGUN_IGNORE_NONE = 0,
KXDPGUN_IGNORE_QUERY = (1 << 0),
KXDPGUN_IGNORE_LASTBYTE = (1 << 1),
KXDPGUN_IGNORE_CLOSE = (1 << 2),
KXDPGUN_REUSE_CONN = (1 << 3),
} xdp_gun_ignore_t;
typedef struct xdp_gun_ctx {
union {
struct sockaddr_in local_ip4;
struct sockaddr_in6 local_ip;
struct sockaddr_storage local_ip_ss;
};
union {
struct sockaddr_in target_ip4;
struct sockaddr_in6 target_ip;
struct sockaddr_storage target_ip_ss;
};
char dev[IFNAMSIZ];
uint64_t qps, duration;
uint64_t runid;
uint64_t stats_start_us;
uint32_t stats_period; // 0 means no periodic stats
unsigned at_once;
uint16_t msgid;
uint16_t edns_size;
uint16_t vlan_tci;
uint8_t local_mac[6], target_mac[6];
uint8_t local_ip_range;
bool ipv6;
bool tcp;
bool quic;
bool quic_full_handshake;
const char *qlog_dir;
const char *sending_mode;
xdp_gun_ignore_t ignore1;
knot_tcp_ignore_t ignore2;
uint16_t target_port;
knot_xdp_filter_flag_t flags;
unsigned n_threads, thread_id;
knot_eth_rss_conf_t *rss_conf;
jsonw_t *jw;
char **argv;
knot_xdp_config_t xdp_config;
} xdp_gun_ctx_t;
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