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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2022 Felix Fietkau <nbd@nbd.name>
*/
#ifndef __UNETD_NETWORK_H
#define __UNETD_NETWORK_H
#include <netinet/in.h>
#include <libubox/uloop.h>
#include "curve25519.h"
enum network_type {
NETWORK_TYPE_FILE,
NETWORK_TYPE_INLINE,
NETWORK_TYPE_DYNAMIC,
};
struct wg_ops;
struct network_group;
struct network_host;
struct network {
struct avl_node node;
struct wg wg;
struct {
struct blob_attr *data;
enum network_type type;
int keepalive;
uint8_t key[CURVE25519_KEY_SIZE];
uint8_t pubkey[CURVE25519_KEY_SIZE];
uint8_t auth_key[CURVE25519_KEY_SIZE];
const char *file;
const char *interface;
const char *update_cmd;
const char *domain;
struct blob_attr *tunnels;
struct blob_attr *net_data;
struct blob_attr *local_network;
struct blob_attr *auth_connect;
struct blob_attr *peer_data;
} config;
struct {
uint64_t hash;
union network_addr addr;
struct network_host *local_host;
unsigned int keepalive;
int port;
int pex_port;
bool local_host_changed;
struct blob_attr *stun_list;
} net_config;
void *net_data;
size_t net_data_len;
uint64_t net_data_version;
int num_net_queries;
unsigned int update_refused;
struct uloop_timeout reload_timer;
int ifindex;
struct network_host *prev_local_host;
struct list_head dynamic_peers;
struct avl_tree hosts;
struct vlist_tree peers;
struct avl_tree groups;
struct vlist_tree services;
struct uloop_timeout connect_timer;
struct network_pex pex;
struct network_stun stun;
};
enum {
NETWORK_ATTR_NAME,
NETWORK_ATTR_TYPE,
NETWORK_ATTR_KEY,
NETWORK_ATTR_AUTH_KEY,
NETWORK_ATTR_FILE,
NETWORK_ATTR_DATA,
NETWORK_ATTR_INTERFACE,
NETWORK_ATTR_UPDATE_CMD,
NETWORK_ATTR_KEEPALIVE,
NETWORK_ATTR_DOMAIN,
NETWORK_ATTR_TUNNELS,
NETWORK_ATTR_LOCAL_NET,
NETWORK_ATTR_AUTH_CONNECT,
NETWORK_ATTR_PEER_DATA,
__NETWORK_ATTR_MAX,
};
extern struct avl_tree networks;
extern const struct blobmsg_policy network_policy[__NETWORK_ATTR_MAX];
static inline const char *network_name(struct network *net)
{
return net->node.key;
}
void network_get_config(struct network *net, struct blob_buf *buf);
bool network_skip_endpoint_route(struct network *net, union network_endpoint *ep);
void network_fill_host_addr(union network_addr *addr, uint8_t *key);
int network_save_dynamic(struct network *net);
void network_soft_reload(struct network *net);
void network_free_all(void);
int unetd_network_add(const char *name, struct blob_attr *config);
int unetd_network_remove(const char *name);
#endif
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