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push out a tls record's worth of data once you've got it

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svn:r1009
This commit is contained in:
Roger Dingledine 2004-01-20 02:14:51 +00:00
parent 585c2efe87
commit f5ebf4c712
1 changed files with 17 additions and 2 deletions
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19
src/or/connection.c
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@ -380,9 +380,9 @@ int connection_read_to_buf(connection_t *conn) {
} else {
/* do a rudimentary round-robin so one connection can't hog a thickpipe */
if(connection_speaks_cells(conn)) {
at_most = 30*(CELL_NETWORK_SIZE);
at_most = 32*(CELL_NETWORK_SIZE);
} else {
at_most = 30*(RELAY_PAYLOAD_SIZE);
at_most = 32*(RELAY_PAYLOAD_SIZE);
}
if(at_most > global_read_bucket)
@ -524,6 +524,21 @@ void connection_write_to_buf(const char *string, int len, connection_t *conn) {
/* XXX if linkpadding, this only applies to conns that aren't open OR connections */
connection_start_writing(conn);
#define MIN_TLS_FLUSHLEN 16300
/* openssl tls record size is 16383, this is close. The goal here is to
* push data out as soon as we know there's enough for a tls record, so
* during periods of high load we won't read the entire megabyte from
* input before pushing any data out. */
/* We follow the same algorithm for non-tls streams, because hey, why not. */
if(conn->outbuf_flushlen < MIN_TLS_FLUSHLEN &&
conn->outbuf_flushlen+len >= MIN_TLS_FLUSHLEN) {
len -= (MIN_TLS_FLUSHLEN - conn->outbuf_flushlen);
conn->outbuf_flushlen = MIN_TLS_FLUSHLEN;
if(connection_handle_write(conn) < 0) {
conn->marked_for_close = 1;
log_fn(LOG_WARN,"flushing failed.");
}
}
conn->outbuf_flushlen += len;
}