diff options
Diffstat (limited to 'proto')
| -rw-r--r-- | proto/babel/babel.c | 32 | ||||
| -rw-r--r-- | proto/babel/babel.h | 4 |
2 files changed, 11 insertions, 25 deletions
diff --git a/proto/babel/babel.c b/proto/babel/babel.c index c322acb6..1e87212c 100644 --- a/proto/babel/babel.c +++ b/proto/babel/babel.c @@ -57,7 +57,6 @@ static void babel_send_seqno_request(struct babel_proto *p, struct babel_entry * static void babel_update_cost(struct babel_neighbor *n); static inline void babel_kick_timer(struct babel_proto *p); static inline void babel_iface_kick_timer(struct babel_iface *ifa); -static void babel_auth_init_neighbor(struct babel_neighbor *n); /* * Functions to maintain data structures @@ -428,10 +427,10 @@ babel_get_neighbor(struct babel_iface *ifa, ip_addr addr) nbr->rxcost = BABEL_INFINITY; nbr->txcost = BABEL_INFINITY; nbr->cost = BABEL_INFINITY; + nbr->init_expiry = current_time() + BABEL_INITIAL_NEIGHBOR_TIMEOUT; init_list(&nbr->routes); init_list(&nbr->requests); add_tail(&ifa->neigh_list, NODE nbr); - babel_auth_init_neighbor(nbr); return nbr; } @@ -511,11 +510,11 @@ babel_expire_neighbors(struct babel_proto *p) if (nbr->ihu_expiry && nbr->ihu_expiry <= now_) babel_expire_ihu(p, nbr); - if (nbr->hello_expiry && nbr->hello_expiry <= now_) - babel_expire_hello(p, nbr, now_); + if (nbr->init_expiry && nbr->init_expiry <= now_) + { babel_flush_neighbor(p, nbr); continue; } - if (nbr->auth_expiry && nbr->auth_expiry <= now_) - babel_flush_neighbor(p, nbr); + if (nbr->hello_expiry && nbr->hello_expiry <= now_) + { babel_expire_hello(p, nbr, now_); continue; } } } } @@ -1115,6 +1114,9 @@ babel_update_hello_history(struct babel_neighbor *n, u16 seqno, uint interval) /* Update expiration */ n->hello_expiry = current_time() + BABEL_HELLO_EXPIRY_FACTOR(interval); n->last_hello_int = interval; + + /* Disable initial timeout */ + n->init_expiry = 0; } @@ -1413,20 +1415,6 @@ babel_auth_reset_index(struct babel_iface *ifa) ifa->auth_pc = 1; } -/** - * babel_auth_init_neighbor - Initialise authentication data for neighbor - * @n: Neighbor to initialise - * - * This function initialises the authentication-related state for a new neighbor - * that has just been created. - */ -void -babel_auth_init_neighbor(struct babel_neighbor *n) -{ - if (n->ifa->cf->auth_type != BABEL_AUTH_NONE) - n->auth_expiry = current_time() + BABEL_AUTH_NEIGHBOR_TIMEOUT; -} - static void babel_auth_send_challenge_request(struct babel_iface *ifa, struct babel_neighbor *n) { @@ -1499,7 +1487,6 @@ babel_auth_check_pc(struct babel_iface *ifa, struct babel_msg_auth *msg) memcpy(n->auth_index, msg->index, msg->index_len); n->auth_pc = msg->pc; - n->auth_expiry = current_time() + BABEL_AUTH_NEIGHBOR_TIMEOUT; n->auth_passed = 1; return 1; @@ -1528,7 +1515,6 @@ babel_auth_check_pc(struct babel_iface *ifa, struct babel_msg_auth *msg) } n->auth_pc = msg->pc; - n->auth_expiry = current_time() + BABEL_AUTH_NEIGHBOR_TIMEOUT; n->auth_passed = 1; return 1; @@ -2116,7 +2102,7 @@ babel_show_neighbors(struct proto *P, const char *iff) rts++; uint hellos = u32_popcount(n->hello_map); - btime timer = (n->hello_expiry ?: n->auth_expiry) - current_time(); + btime timer = (n->hello_expiry ?: n->init_expiry) - current_time(); cli_msg(-1024, "%-25I %-10s %6u %6u %6u %7t %-4s", n->addr, ifa->iface->name, n->cost, rts, hellos, MAX(timer, 0), n->auth_passed ? "Yes" : "No"); diff --git a/proto/babel/babel.h b/proto/babel/babel.h index 1e946f19..84feb085 100644 --- a/proto/babel/babel.h +++ b/proto/babel/babel.h @@ -52,6 +52,7 @@ #define BABEL_RXCOST_WIRELESS 256 #define BABEL_INITIAL_HOP_COUNT 255 #define BABEL_MAX_SEND_INTERVAL 5 /* Unused ? */ +#define BABEL_INITIAL_NEIGHBOR_TIMEOUT (60 S_) /* Max interval that will not overflow when carried as 16-bit centiseconds */ #define BABEL_TIME_UNITS 10000 /* On-wire times are counted in centiseconds */ @@ -67,7 +68,6 @@ #define BABEL_AUTH_NONCE_LEN 10 /* we send 80 bit nonces */ #define BABEL_AUTH_MAX_NONCE_LEN 192 /* max allowed by spec */ #define BABEL_AUTH_INDEX_LEN 32 /* max size in spec */ -#define BABEL_AUTH_NEIGHBOR_TIMEOUT (300 S_) #define BABEL_AUTH_CHALLENGE_TIMEOUT (30 S_) #define BABEL_AUTH_CHALLENGE_INTERVAL (300 MS_) /* used for both challenges and replies */ @@ -236,7 +236,7 @@ struct babel_neighbor { /* expiry timers */ btime hello_expiry; btime ihu_expiry; - btime auth_expiry; + btime init_expiry; list routes; /* Routes this neighbour has sent us (struct babel_route) */ list requests; /* Seqno requests bound to this neighbor */ |