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Route Origin Authorization basics.

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- ROA tables, which are used as a basic part for RPKI.
 - Commands for examining and modifying ROA tables.
 - Filter operators based on ROA tables consistent with RFC 6483.
This commit is contained in:
Ondrej Zajicek
2012-03-18 17:32:30 +01:00
parent fd087589f8
commit af582c4811
17 changed files with 773 additions and 12 deletions
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80
nest/route.h
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@@ -454,4 +454,84 @@ extern struct protocol *attr_class_to_protocol[EAP_MAX];
#define DEF_PREF_PIPE 70 /* Routes piped from other tables */
#define DEF_PREF_INHERITED 10 /* Routes inherited from other routing daemons */
/*
* Route Origin Authorization
*/
struct roa_item {
u32 asn;
byte maxlen;
byte src;
struct roa_item *next;
};
struct roa_node {
struct fib_node n;
struct roa_item *items;
// u32 cached_asn;
};
struct roa_table {
node n; /* Node in roa_table_list */
struct fib fib;
char *name; /* Name of this ROA table */
struct roa_table_config *cf; /* Configuration of this ROA table */
};
struct roa_item_config {
ip_addr prefix;
byte pxlen, maxlen;
u32 asn;
struct roa_item_config *next;
};
struct roa_table_config {
node n; /* Node in config->rpa_tables */
char *name; /* Name of this ROA table */
struct roa_table *table;
struct roa_item_config *roa_items; /* Preconfigured ROA items */
// char *filename;
// int gc_max_ops; /* Maximum number of operations before GC is run */
// int gc_min_time; /* Minimum time between two consecutive GC runs */
};
struct roa_show_data {
struct fib_iterator fit;
struct roa_table *table;
ip_addr prefix;
byte pxlen;
byte mode; /* ROA_SHOW_* values */
u32 asn; /* Filter ASN, 0 -> all */
};
#define ROA_UNKNOWN 0
#define ROA_VALID 1
#define ROA_INVALID 2
#define ROA_SRC_ANY 0
#define ROA_SRC_CONFIG 1
#define ROA_SRC_DYNAMIC 2
#define ROA_SHOW_ALL 0
#define ROA_SHOW_PX 1
#define ROA_SHOW_IN 2
#define ROA_SHOW_FOR 3
extern struct roa_table *roa_table_default;
void roa_add_item(struct roa_table *t, ip_addr prefix, byte pxlen, byte maxlen, u32 asn, byte src);
void roa_delete_item(struct roa_table *t, ip_addr prefix, byte pxlen, byte maxlen, u32 asn, byte src);
void roa_flush(struct roa_table *t, byte src);
byte roa_check(struct roa_table *t, ip_addr prefix, byte pxlen, u32 asn);
struct roa_table_config * roa_new_table_config(struct symbol *s);
void roa_add_item_config(struct roa_table_config *rtc, ip_addr prefix, byte pxlen, byte maxlen, u32 asn);
void roa_init(void);
void roa_preconfig(struct config *c);
void roa_commit(struct config *new, struct config *old);
void roa_show(struct roa_show_data *d);
#endif