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Optimize configuration, and add blacklist ip features

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This commit is contained in:
Nick Peng
2018-12-14 20:50:07 +08:00
parent d6911608fc
commit 62f331c153
25 changed files with 1138 additions and 946 deletions
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106
src/dns_conf.h Normal file
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#ifndef _DNS_CONF
#define _DNS_CONF
#include "art.h"
#include "conf.h"
#include "dns.h"
#include "dns_client.h"
#include "hash.h"
#include "hashtable.h"
#include "list.h"
#include "radix.h"
#define DNS_MAX_SERVERS 32
#define DNS_MAX_IPLEN 64
#define DNS_MAX_PATH 1024
#define DEFAULT_DNS_PORT 53
#define DEFAULT_DNS_TLS_PORT 853
#define DNS_MAX_CONF_CNAME_LEN 128
#define SMARTDNS_CONF_FILE "/etc/smartdns/smartdns.conf"
#define SMARTDNS_LOG_FILE "/var/log/smartdns.log"
#define SMARTDNS_AUDIT_FILE "/var/log/smartdns-audit.log"
enum domain_rule {
DOMAIN_RULE_ADDRESS_IPV4 = 1,
DOMAIN_RULE_ADDRESS_IPV6 = 2,
DOMAIN_RULE_MAX,
};
struct dns_address_IPV4 {
unsigned char ipv4_addr[DNS_RR_A_LEN];
};
struct dns_address_IPV6 {
unsigned char ipv6_addr[DNS_RR_AAAA_LEN];
};
struct dns_domain_rule {
void *rules[DOMAIN_RULE_MAX];
};
struct dns_servers {
char server[DNS_MAX_IPLEN];
unsigned short port;
unsigned int result_flag;
dns_server_type_t type;
};
/* ip address lists of domain */
struct dns_bogus_ip_address {
struct hlist_node node;
dns_type_t addr_type;
union {
unsigned char ipv4_addr[DNS_RR_A_LEN];
unsigned char ipv6_addr[DNS_RR_AAAA_LEN];
unsigned char addr[0];
};
};
enum address_rule {
ADDRESS_RULE_BLACKLIST = 1,
ADDRESS_RULE_BOGUS = 2,
};
struct dns_ip_address_rule {
unsigned int blacklist : 1;
unsigned int bogus : 1;
};
struct dns_bogus_nxdomain {
DECLARE_HASHTABLE(ip_hash, 12);
};
extern char dns_conf_server_ip[DNS_MAX_IPLEN];
extern char dns_conf_server_tcp_ip[DNS_MAX_IPLEN];
extern int dns_conf_tcp_idle_time;
extern int dns_conf_cachesize;
extern int dns_conf_prefetch;
extern struct dns_servers dns_conf_servers[DNS_MAX_SERVERS];
extern int dns_conf_server_num;
extern int dns_conf_log_level;
extern char dns_conf_log_file[DNS_MAX_PATH];
extern size_t dns_conf_log_size;
extern int dns_conf_log_num;
extern int dns_conf_audit_enable;
extern char dns_conf_audit_file[DNS_MAX_PATH];
extern size_t dns_conf_audit_size;
extern int dns_conf_audit_num;
extern char dns_conf_server_name[DNS_MAX_CONF_CNAME_LEN];
extern art_tree dns_conf_domain_rule;
extern radix_tree_t *dns_conf_address_rule;
extern int dns_conf_rr_ttl;
extern int dns_conf_rr_ttl_min;
extern int dns_conf_rr_ttl_max;
extern int dns_conf_force_AAAA_SOA;
void dns_server_load_exit(void);
int dns_server_load_conf(const char *file);
extern int config_addtional_file(void *data, int argc, char *argv[]);
#endif // !_DNS_CONF