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authorDavid Goulet <dgoulet@torproject.org>2018-02-15 14:23:36 -0500
committerDavid Goulet <dgoulet@torproject.org>2018-02-15 14:36:39 -0500
commitc235c32bbcd33351d0d720fe2fb3dbac6369d12c (patch)
tree86838b32fa603d2131d1b615e7537c9c19eeafd2 /src/test/test_channel.c
parent9d68647ba3fc0774653be7ac994f8a6307b146f9 (diff)
downloadtor-c235c32bbcd33351d0d720fe2fb3dbac6369d12c.tar.gz
tor-c235c32bbcd33351d0d720fe2fb3dbac6369d12c.zip
cmux: Remove round-robin circuit policy
Since 0.2.4, tor uses EWMA circuit policy to prioritize. The previous algorithm, round-robin, hasn't been used since then but was still used as a fallback. Now that EWMA is mandatory, remove that code entirely and enforce a cmux policy to be set. This is part of a circuitmux cleanup to improve performance and reduce complexity in the code. We'll be able to address future optimization with this work. Closes #25268 Signed-off-by: David Goulet <dgoulet@torproject.org>
Diffstat (limited to 'src/test/test_channel.c')
-rw-r--r--src/test/test_channel.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/test/test_channel.c b/src/test/test_channel.c
index 3927597687..812ec6c1ac 100644
--- a/src/test/test_channel.c
+++ b/src/test/test_channel.c
@@ -281,6 +281,7 @@ new_fake_channel(void)
chan->state = CHANNEL_STATE_OPEN;
chan->cmux = circuitmux_alloc();
+ circuitmux_set_policy(chan->cmux, &ewma_policy);
return chan;
}
@@ -582,8 +583,6 @@ test_channel_outbound_cell(void *arg)
* to the channel's cmux as well. */
circuit_set_n_circid_chan(TO_CIRCUIT(circ), 42, chan);
tt_int_op(channel_num_circuits(chan), OP_EQ, 1);
- tt_assert(!TO_CIRCUIT(circ)->next_active_on_n_chan);
- tt_assert(!TO_CIRCUIT(circ)->prev_active_on_n_chan);
/* Test the cmux state. */
tt_ptr_op(TO_CIRCUIT(circ)->n_mux, OP_EQ, chan->cmux);
tt_int_op(circuitmux_is_circuit_attached(chan->cmux, TO_CIRCUIT(circ)),