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sched: revisist compatibility on non-linux systems

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Wrap things in HAVE_KIST_SUPPORT until Tor compiles and tests cleanly on
my OS X machine.
This commit is contained in:
Matt Traudt 2017-09-13 14:32:27 -04:00 committed by David Goulet
parent 8ccb2c106a
commit 4bc97c6431
2 changed files with 35 additions and 0 deletions
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9
src/or/scheduler_kist.c
View File

@ -17,8 +17,10 @@
#define TLS_PER_CELL_OVERHEAD 29
#ifdef HAVE_KIST_SUPPORT
/* Kernel interface needed for KIST. */
#include <linux/sockios.h>
#endif /* HAVE_KIST_SUPPORT */
/*****************************************************************************
* Data structures and supporting functions
@ -27,7 +29,9 @@
/* Indicate if we don't have the kernel support. This can happen if the kernel
* changed and it doesn't recognized the values passed to the syscalls needed
* by KIST. In that case, fallback to the naive approach. */
#ifdef HAVE_KIST_SUPPORT
static unsigned int kist_no_kernel_support = 0;
#endif /* HAVE_KIST_SUPPORT */
/* Socket_table hash table stuff. The socket_table keeps track of per-socket
* limit information imposed by kist and used by kist. */
@ -182,6 +186,7 @@ free_socket_info_by_chan(socket_table_t *table, const channel_t *chan)
MOCK_IMPL(void,
update_socket_info_impl, (socket_table_ent_t *ent))
{
#ifdef HAVE_KIST_SUPPORT
int64_t tcp_space, extra_space;
const tor_socket_t sock =
TO_CONN(BASE_CHAN_TO_TLS((channel_t *) ent->chan)->conn)->s;
@ -244,6 +249,10 @@ update_socket_info_impl, (socket_table_ent_t *ent))
ent->limit = tcp_space + extra_space;
return;
#else /* HAVE_KIST_SUPPORT */
goto fallback;
#endif /* HAVE_KIST_SUPPORT */
fallback:
/* If all of a sudden we don't have kist support, we just zero out all the
* variables for this socket since we don't know what they should be.

26
src/test/test_scheduler.c
View File

@ -845,7 +845,9 @@ test_scheduler_channel_states(void *arg)
{
(void)arg;
perform_channel_state_tests(-1); // vanilla
#ifdef HAVE_KIST_SUPPORT
perform_channel_state_tests(11); // kist
#endif
}
static void
@ -865,7 +867,11 @@ test_scheduler_initfree(void *arg)
tt_ptr_op(run_sched_ev, !=, NULL);
/* We have specified nothing in the torrc and there's no consensus so the
* KIST scheduler is what should be in use */
#ifdef HAVE_KIST_SUPPORT
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
#else
tt_ptr_op(the_scheduler, ==, get_vanilla_scheduler());
#endif
tt_int_op(sched_run_interval, ==, 10);
scheduler_free_all();
@ -901,7 +907,11 @@ test_scheduler_should_use_kist(void *arg)
mocked_options.KISTSchedRunInterval = 1234;
res_should = scheduler_should_use_kist();
res_freq = kist_scheduler_run_interval(NULL);
#ifdef HAVE_KIST_SUPPORT
tt_int_op(res_should, ==, 1);
#else /* HAVE_KIST_SUPPORT */
tt_int_op(res_should, ==, 0);
#endif /* HAVE_KIST_SUPPORT */
tt_int_op(res_freq, ==, 1234);
/* Test defer to consensus, but no consensus available */
@ -909,7 +919,11 @@ test_scheduler_should_use_kist(void *arg)
mocked_options.KISTSchedRunInterval = 0;
res_should = scheduler_should_use_kist();
res_freq = kist_scheduler_run_interval(NULL);
#ifdef HAVE_KIST_SUPPORT
tt_int_op(res_should, ==, 1);
#else /* HAVE_KIST_SUPPORT */
tt_int_op(res_should, ==, 0);
#endif /* HAVE_KIST_SUPPORT */
tt_int_op(res_freq, ==, 10);
/* Test defer to consensus, and kist consensus available */
@ -918,7 +932,11 @@ test_scheduler_should_use_kist(void *arg)
mocked_options.KISTSchedRunInterval = 0;
res_should = scheduler_should_use_kist();
res_freq = kist_scheduler_run_interval(NULL);
#ifdef HAVE_KIST_SUPPORT
tt_int_op(res_should, ==, 1);
#else /* HAVE_KIST_SUPPORT */
tt_int_op(res_should, ==, 0);
#endif /* HAVE_KIST_SUPPORT */
tt_int_op(res_freq, ==, 12);
UNMOCK(networkstatus_get_param);
@ -961,7 +979,11 @@ test_scheduler_ns_changed(void *arg)
MOCK(networkstatus_get_param, mock_kist_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
#ifdef HAVE_KIST_SUPPORT
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
#else
tt_ptr_op(the_scheduler, ==, get_vanilla_scheduler());
#endif
/* Change from kist to vanilla via consensus */
the_scheduler = get_kist_scheduler();
@ -975,7 +997,11 @@ test_scheduler_ns_changed(void *arg)
MOCK(networkstatus_get_param, mock_kist_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
#ifdef HAVE_KIST_SUPPORT
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
#else
tt_ptr_op(the_scheduler, ==, get_vanilla_scheduler());
#endif
/* Doesn't change when using vanilla */
the_scheduler = get_vanilla_scheduler();