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fix the latest bug: don't explode when some router declares a

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bandwidthburst of 500 gigabytes.

this bug seems to have taken down most of the network. oops.


svn:r3523
This commit is contained in:
Roger Dingledine 2005-02-03 22:58:22 +00:00
parent a035032f09
commit efa9bb5535
3 changed files with 8 additions and 7 deletions
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6
src/or/config.c
View File

@ -97,7 +97,7 @@ static config_var_t config_vars[] = {
VAR("AllowUnverifiedNodes",CSV, AllowUnverifiedNodes, "middle,rendezvous"),
VAR("AuthoritativeDirectory",BOOL, AuthoritativeDir, "0"),
VAR("BandwidthRate", MEMUNIT, BandwidthRate, "1 MB"),
VAR("BandwidthBurst", MEMUNIT, BandwidthBurst, "48 MB"),
VAR("BandwidthBurst", MEMUNIT, BandwidthBurst, "5 MB"),
VAR("ClientOnly", BOOL, ClientOnly, "0"),
VAR("ContactInfo", STRING, ContactInfo, NULL),
VAR("ControlPort", UINT, ControlPort, "0"),
@ -1414,11 +1414,11 @@ options_validate(or_options_t *options)
log(LOG_WARN,"BandwidthBurst must be at least equal to BandwidthRate.");
result = -1;
}
#if 0
if (2*options->BandwidthRate > options->BandwidthBurst) {
log(LOG_NOTICE,"You have chosen a BandwidthBurst less than twice BandwidthRate. Please consider setting your BandwidthBurst higher (at least %d), to provide better service to the Tor network.", (int)(2*options->BandwidthRate));
result = -1;
}
#endif
if (options->_MonthlyAccountingStart) {
if (options->AccountingStart) {

5
src/or/connection.c
View File

@ -814,7 +814,7 @@ void connection_bucket_refill(struct timeval *now) {
conn = carray[i];
if (connection_receiver_bucket_should_increase(conn)) {
conn->receiver_bucket += conn->bandwidth;
conn->receiver_bucket = conn->bandwidth;
//log_fn(LOG_DEBUG,"Receiver bucket %d now %d.", i, conn->receiver_bucket);
}
@ -848,8 +848,7 @@ static int connection_receiver_bucket_should_increase(connection_t *conn) {
if (conn->state != OR_CONN_STATE_OPEN)
return 0; /* only open connections play the rate limiting game */
tor_assert(conn->bandwidth > 0);
if (conn->receiver_bucket > 9*conn->bandwidth)
if (conn->receiver_bucket >= conn->bandwidth)
return 0;
return 1;

4
src/or/connection_or.c
View File

@ -114,9 +114,11 @@ int connection_or_finished_connecting(connection_t *conn)
*/
static void
connection_or_init_conn_from_router(connection_t *conn, routerinfo_t *router) {
or_options_t *options = get_options();
conn->addr = router->addr;
conn->port = router->or_port;
conn->receiver_bucket = conn->bandwidth = router->bandwidthburst;
conn->receiver_bucket = conn->bandwidth = (int)options->BandwidthBurst;
conn->identity_pkey = crypto_pk_dup_key(router->identity_pkey);
crypto_pk_get_digest(conn->identity_pkey, conn->identity_digest);
conn->nickname = tor_strdup(router->nickname);