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authorRoger Dingledine <arma@torproject.org>2007-01-22 06:07:51 +0000
committerRoger Dingledine <arma@torproject.org>2007-01-22 06:07:51 +0000
commitab838bddb89fa3f37eeada29e8c10d16873b5e86 (patch)
tree8c908e7cb155cbc1ae02886c3ab097f398aadeab /src/or/connection_or.c
parent7b5f9887fa3a8bf37d1968ab547edbdd6cba1f02 (diff)
downloadtor-ab838bddb89fa3f37eeada29e8c10d16873b5e86.tar
tor-ab838bddb89fa3f37eeada29e8c10d16873b5e86.tar.gz
Flush local controller connection buffers periodically as we're
writing to them, so we avoid queueing 4+ megabytes of data before trying to flush. Also add a new XXX012. svn:r9382
Diffstat (limited to 'src/or/connection_or.c')
-rw-r--r--src/or/connection_or.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/src/or/connection_or.c b/src/or/connection_or.c
index f9f160b30..8e5652f52 100644
--- a/src/or/connection_or.c
+++ b/src/or/connection_or.c
@@ -693,9 +693,6 @@ connection_tls_finish_handshake(or_connection_t *conn)
/** Pack <b>cell</b> into wire-format, and write it onto <b>conn</b>'s
* outbuf.
- *
- * If it's an OR conn, and an entire TLS record is
- * ready, then try to flush the record now.
*/
void
connection_or_write_cell_to_buf(const cell_t *cell, or_connection_t *conn)
@@ -709,35 +706,6 @@ connection_or_write_cell_to_buf(const cell_t *cell, or_connection_t *conn)
cell_pack(n, cell);
connection_write_to_buf(n, CELL_NETWORK_SIZE, TO_CONN(conn));
-
-#define MIN_TLS_FLUSHLEN 15872
-/* 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. It also has the feature of not
- * growing huge outbufs unless something is slow. */
- if (conn->_base.outbuf_flushlen-CELL_NETWORK_SIZE < MIN_TLS_FLUSHLEN &&
- conn->_base.outbuf_flushlen >= MIN_TLS_FLUSHLEN) {
- int extra = conn->_base.outbuf_flushlen - MIN_TLS_FLUSHLEN;
- conn->_base.outbuf_flushlen = MIN_TLS_FLUSHLEN;
- connection_start_writing(TO_CONN(conn));
- if (connection_handle_write(TO_CONN(conn), 0) < 0) {
- if (!conn->_base.marked_for_close) {
- /* this connection is broken. remove it. */
- log_warn(LD_BUG,
- "Bug: unhandled error on write for OR conn (fd %d); removing",
- conn->_base.s);
- tor_fragile_assert();
- /* do a close-immediate here, so we don't try to flush */
- connection_close_immediate(TO_CONN(conn));
- }
- return;
- }
- if (extra) {
- conn->_base.outbuf_flushlen += extra;
- connection_start_writing(TO_CONN(conn));
- }
- }
}
/** Process cells from <b>conn</b>'s inbuf.