static void *
test_conn_get_rend_setup(const struct testcase_t *tc)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t,
test_conn_get_basic_setup(tc));
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
rend_cache_init();
/* TODO: use directory_initiate_command_rend() to do this - maybe? */
conn->rend_data = tor_malloc_zero(sizeof(rend_data_t));
tor_assert(strlen(TEST_CONN_REND_ADDR) == REND_SERVICE_ID_LEN_BASE32);
memcpy(conn->rend_data->onion_address,
TEST_CONN_REND_ADDR,
REND_SERVICE_ID_LEN_BASE32+1);
conn->rend_data->hsdirs_fp = smartlist_new();
conn->base_.purpose = TEST_CONN_REND_PURPOSE;
assert_connection_ok(&conn->base_, time(NULL));
return conn;
/* On failure */
done:
test_conn_get_rend_teardown(tc, conn);
/* Returning NULL causes the unit test to fail */
return NULL;
}
/* Like connection_ap_make_link(), but does much less */
static connection_t *
test_conn_get_linked_connection(connection_t *l_conn, uint8_t state)
{
tt_assert(l_conn);
assert_connection_ok(l_conn, time(NULL));
/* AP connections don't seem to have purposes */
connection_t *conn = test_conn_get_connection(state, CONN_TYPE_AP,
0);
tt_assert(conn);
assert_connection_ok(conn, time(NULL));
conn->linked = 1;
l_conn->linked = 1;
conn->linked_conn = l_conn;
l_conn->linked_conn = conn;
/* we never opened a real socket, so we can just overwrite it */
conn->s = TOR_INVALID_SOCKET;
l_conn->s = TOR_INVALID_SOCKET;
assert_connection_ok(conn, time(NULL));
assert_connection_ok(l_conn, time(NULL));
return conn;
done:
test_conn_download_status_teardown(NULL, NULL);
return NULL;
}
static int
test_conn_get_basic_teardown(const struct testcase_t *tc, void *arg)
{
(void)tc;
connection_t *conn = arg;
tt_assert(conn);
assert_connection_ok(conn, time(NULL));
/* teardown the connection as fast as possible */
if (conn->linked_conn) {
assert_connection_ok(conn->linked_conn, time(NULL));
/* We didn't call tor_libevent_initialize(), so event_base was NULL,
* so we can't rely on connection_unregister_events() use of event_del().
*/
if (conn->linked_conn->read_event) {
tor_free(conn->linked_conn->read_event);
conn->linked_conn->read_event = NULL;
}
if (conn->linked_conn->write_event) {
tor_free(conn->linked_conn->write_event);
conn->linked_conn->write_event = NULL;
}
if (!conn->linked_conn->marked_for_close) {
connection_close_immediate(conn->linked_conn);
connection_mark_for_close(conn->linked_conn);
}
conn->linked_conn->linked_conn = NULL;
connection_free(conn->linked_conn);
conn->linked_conn = NULL;
}
/* We didn't set the events up properly, so we can't use event_del() in
* close_closeable_connections() > connection_free()
* > connection_unregister_events() */
if (conn->read_event) {
tor_free(conn->read_event);
conn->read_event = NULL;
}
if (conn->write_event) {
tor_free(conn->write_event);
conn->write_event = NULL;
}
if (!conn->marked_for_close) {
connection_close_immediate(conn);
connection_mark_for_close(conn);
}
close_closeable_connections();
/* The unit test will fail if we return 0 */
return 1;
/* When conn == NULL, we can't cleanup anything */
done:
return 0;
}
static int
test_conn_get_rsrc_teardown(const struct testcase_t *tc, void *arg)
{
int rv = 0;
connection_t *conn = (connection_t *)arg;
tt_assert(conn);
assert_connection_ok(conn, time(NULL));
if (conn->type == CONN_TYPE_DIR) {
dir_connection_t *dir_conn = DOWNCAST(dir_connection_t, arg);
tt_assert(dir_conn);
assert_connection_ok(&dir_conn->base_, time(NULL));
/* avoid a last-ditch attempt to refetch the consensus */
dir_conn->base_.state = TEST_CONN_RSRC_STATE_SUCCESSFUL;
assert_connection_ok(&dir_conn->base_, time(NULL));
}
/* connection_free_() cleans up requested_resource */
rv = test_conn_get_basic_teardown(tc, conn);
done:
return rv;
}
static dir_connection_t *
test_conn_download_status_add_a_connection(const char *resource)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t,
test_conn_get_connection(
TEST_CONN_STATE,
TEST_CONN_TYPE,
TEST_CONN_RSRC_PURPOSE));
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
/* Replace the existing resource with the one we want */
if (resource) {
if (conn->requested_resource) {
tor_free(conn->requested_resource);
}
conn->requested_resource = tor_strdup(resource);
assert_connection_ok(&conn->base_, time(NULL));
}
return conn;
done:
test_conn_get_rsrc_teardown(NULL, conn);
return NULL;
}
static void
test_conn_get_rend(void *arg)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t, arg);
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
tt_assert(connection_get_by_type_state_rendquery(
conn->base_.type,
conn->base_.state,
conn->rend_data->onion_address)
== TO_CONN(conn));
tt_assert(connection_get_by_type_state_rendquery(
TEST_CONN_TYPE,
TEST_CONN_STATE,
TEST_CONN_REND_ADDR)
== TO_CONN(conn));
tt_assert(connection_get_by_type_state_rendquery(TEST_CONN_REND_TYPE_2,
!conn->base_.state,
"")
== NULL);
tt_assert(connection_get_by_type_state_rendquery(TEST_CONN_REND_TYPE_2,
!TEST_CONN_STATE,
TEST_CONN_REND_ADDR_2)
== NULL);
done:
;
}
static void *
test_conn_get_rsrc_setup(const struct testcase_t *tc)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t,
test_conn_get_basic_setup(tc));
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
/* TODO: use the canonical function to do this - maybe? */
conn->requested_resource = tor_strdup(TEST_CONN_RSRC);
conn->base_.purpose = TEST_CONN_RSRC_PURPOSE;
assert_connection_ok(&conn->base_, time(NULL));
return conn;
/* On failure */
done:
test_conn_get_rend_teardown(tc, conn);
/* Returning NULL causes the unit test to fail */
return NULL;
}
static dir_connection_t *
test_conn_download_status_add_a_connection(void)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t,
test_conn_get_rsrc_setup(NULL));
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
return conn;
done:
test_conn_download_status_teardown(NULL, NULL);
return NULL;
}
static void *
test_conn_get_basic_setup(const struct testcase_t *tc)
{
connection_t *conn = NULL;
tor_addr_t addr;
int socket_err = 0;
int in_progress = 0;
(void)tc;
MOCK(connection_connect_sockaddr,
mock_connection_connect_sockaddr);
init_connection_lists();
conn = connection_new(TEST_CONN_TYPE, TEST_CONN_FAMILY);
tt_assert(conn);
test_conn_lookup_addr_helper(TEST_CONN_ADDRESS, TEST_CONN_FAMILY, &addr);
tt_assert(!tor_addr_is_null(&addr));
/* XXXX - connection_connect doesn't set these, should it? */
tor_addr_copy_tight(&conn->addr, &addr);
conn->port = TEST_CONN_PORT;
mock_connection_connect_sockaddr_called = 0;
in_progress = connection_connect(conn, TEST_CONN_ADDRESS_PORT, &addr,
TEST_CONN_PORT, &socket_err);
tt_assert(mock_connection_connect_sockaddr_called == 1);
tt_assert(!socket_err);
tt_assert(in_progress == 0 || in_progress == 1);
/* fake some of the attributes so the connection looks OK */
conn->state = TEST_CONN_STATE;
conn->purpose = TEST_CONN_BASIC_PURPOSE;
assert_connection_ok(conn, time(NULL));
UNMOCK(connection_connect_sockaddr);
return conn;
/* On failure */
done:
UNMOCK(connection_connect_sockaddr);
test_conn_get_basic_teardown(tc, conn);
/* Returning NULL causes the unit test to fail */
return NULL;
}
static int
test_conn_get_rend_teardown(const struct testcase_t *tc, void *arg)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t, arg);
int rv = 0;
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
/* avoid a last-ditch attempt to refetch the descriptor */
conn->base_.purpose = TEST_CONN_REND_PURPOSE_SUCCESSFUL;
/* connection_free_() cleans up rend_data */
rv = test_conn_get_basic_teardown(tc, arg);
done:
rend_cache_free_all();
return rv;
}
static connection_t *
test_conn_get_connection(uint8_t state, uint8_t type, uint8_t purpose)
{
connection_t *conn = NULL;
tor_addr_t addr;
int socket_err = 0;
int in_progress = 0;
MOCK(connection_connect_sockaddr,
mock_connection_connect_sockaddr);
MOCK(tor_close_socket, fake_close_socket);
init_connection_lists();
conn = connection_new(type, TEST_CONN_FAMILY);
tt_assert(conn);
test_conn_lookup_addr_helper(TEST_CONN_ADDRESS, TEST_CONN_FAMILY, &addr);
tt_assert(!tor_addr_is_null(&addr));
tor_addr_copy_tight(&conn->addr, &addr);
conn->port = TEST_CONN_PORT;
mock_connection_connect_sockaddr_called = 0;
in_progress = connection_connect(conn, TEST_CONN_ADDRESS_PORT, &addr,
TEST_CONN_PORT, &socket_err);
tt_assert(mock_connection_connect_sockaddr_called == 1);
tt_assert(!socket_err);
tt_assert(in_progress == 0 || in_progress == 1);
/* fake some of the attributes so the connection looks OK */
conn->state = state;
conn->purpose = purpose;
assert_connection_ok(conn, time(NULL));
UNMOCK(connection_connect_sockaddr);
UNMOCK(tor_close_socket);
return conn;
/* On failure */
done:
UNMOCK(connection_connect_sockaddr);
UNMOCK(tor_close_socket);
return NULL;
}
static int
test_conn_download_status_teardown(const struct testcase_t *tc, void *arg)
{
(void)arg;
int rv = 0;
/* Ignore arg, and just loop through the connection array */
SMARTLIST_FOREACH_BEGIN(get_connection_array(), connection_t *, conn) {
if (conn) {
assert_connection_ok(conn, time(NULL));
/* connection_free_() cleans up requested_resource */
rv = test_conn_get_rsrc_teardown(tc, conn);
tt_assert(rv == 1);
}
} SMARTLIST_FOREACH_END(conn);
done:
return rv;
}
/** Process a 'netinfo' cell: read and act on its contents, and set the
* connection state to "open". */
static void
command_process_netinfo_cell(cell_t *cell, or_connection_t *conn)
{
time_t timestamp;
uint8_t my_addr_type;
uint8_t my_addr_len;
const uint8_t *my_addr_ptr;
const uint8_t *cp, *end;
uint8_t n_other_addrs;
time_t now = time(NULL);
long apparent_skew = 0;
uint32_t my_apparent_addr = 0;
if (conn->link_proto < 2) {
log_fn(LOG_PROTOCOL_WARN, LD_OR,
"Received a NETINFO cell on %s connection; dropping.",
conn->link_proto == 0 ? "non-versioned" : "a v1");
return;
}
if (conn->_base.state != OR_CONN_STATE_OR_HANDSHAKING_V2 &&
conn->_base.state != OR_CONN_STATE_OR_HANDSHAKING_V3) {
log_fn(LOG_PROTOCOL_WARN, LD_OR,
"Received a NETINFO cell on non-handshaking connection; dropping.");
return;
}
tor_assert(conn->handshake_state &&
conn->handshake_state->received_versions);
if (conn->_base.state == OR_CONN_STATE_OR_HANDSHAKING_V3) {
tor_assert(conn->link_proto >= 3);
if (conn->handshake_state->started_here) {
if (!conn->handshake_state->authenticated) {
log_fn(LOG_PROTOCOL_WARN, LD_OR, "Got a NETINFO cell from server, "
"but no authentication. Closing the connection.");
connection_mark_for_close(TO_CONN(conn));
return;
}
} else {
/* we're the server. If the client never authenticated, we have
some housekeeping to do.*/
if (!conn->handshake_state->authenticated) {
tor_assert(tor_digest_is_zero(
(const char*)conn->handshake_state->authenticated_peer_id));
connection_or_set_circid_type(conn, NULL);
connection_or_init_conn_from_address(conn,
&conn->_base.addr,
conn->_base.port,
(const char*)conn->handshake_state->authenticated_peer_id,
0);
}
}
}
/* Decode the cell. */
timestamp = ntohl(get_uint32(cell->payload));
if (labs(now - conn->handshake_state->sent_versions_at) < 180) {
apparent_skew = now - timestamp;
}
my_addr_type = (uint8_t) cell->payload[4];
my_addr_len = (uint8_t) cell->payload[5];
my_addr_ptr = (uint8_t*) cell->payload + 6;
end = cell->payload + CELL_PAYLOAD_SIZE;
cp = cell->payload + 6 + my_addr_len;
if (cp >= end) {
log_fn(LOG_PROTOCOL_WARN, LD_OR,
"Addresses too long in netinfo cell; closing connection.");
connection_mark_for_close(TO_CONN(conn));
return;
} else if (my_addr_type == RESOLVED_TYPE_IPV4 && my_addr_len == 4) {
my_apparent_addr = ntohl(get_uint32(my_addr_ptr));
}
n_other_addrs = (uint8_t) *cp++;
while (n_other_addrs && cp < end-2) {
/* Consider all the other addresses; if any matches, this connection is
* "canonical." */
tor_addr_t addr;
const uint8_t *next =
decode_address_from_payload(&addr, cp, (int)(end-cp));
if (next == NULL) {
log_fn(LOG_PROTOCOL_WARN, LD_OR,
"Bad address in netinfo cell; closing connection.");
connection_mark_for_close(TO_CONN(conn));
return;
}
if (tor_addr_eq(&addr, &conn->real_addr)) {
conn->is_canonical = 1;
break;
}
cp = next;
--n_other_addrs;
}
/* Act on apparent skew. */
/** Warn when we get a netinfo skew with at least this value. */
#define NETINFO_NOTICE_SKEW 3600
if (labs(apparent_skew) > NETINFO_NOTICE_SKEW &&
router_get_by_id_digest(conn->identity_digest)) {
char dbuf[64];
int severity;
/*XXXX be smarter about when everybody says we are skewed. */
if (router_digest_is_trusted_dir(conn->identity_digest))
severity = LOG_WARN;
else
severity = LOG_INFO;
format_time_interval(dbuf, sizeof(dbuf), apparent_skew);
log_fn(severity, LD_GENERAL, "Received NETINFO cell with skewed time from "
"server at %s:%d. It seems that our clock is %s by %s, or "
"that theirs is %s. Tor requires an accurate clock to work: "
"please check your time and date settings.",
conn->_base.address, (int)conn->_base.port,
apparent_skew>0 ? "ahead" : "behind", dbuf,
apparent_skew>0 ? "behind" : "ahead");
if (severity == LOG_WARN) /* only tell the controller if an authority */
control_event_general_status(LOG_WARN,
"CLOCK_SKEW SKEW=%ld SOURCE=OR:%s:%d",
apparent_skew,
conn->_base.address, conn->_base.port);
}
/* XXX maybe act on my_apparent_addr, if the source is sufficiently
* trustworthy. */
(void)my_apparent_addr;
if (connection_or_set_state_open(conn)<0) {
log_fn(LOG_PROTOCOL_WARN, LD_OR, "Got good NETINFO cell from %s:%d; but "
"was unable to make the OR connection become open.",
safe_str_client(conn->_base.address),
conn->_base.port);
connection_mark_for_close(TO_CONN(conn));
} else {
log_info(LD_OR, "Got good NETINFO cell from %s:%d; OR connection is now "
"open, using protocol version %d. Its ID digest is %s",
safe_str_client(conn->_base.address),
conn->_base.port, (int)conn->link_proto,
hex_str(conn->identity_digest, DIGEST_LEN));
}
assert_connection_ok(TO_CONN(conn),time(NULL));
}
static void
test_conn_get_rsrc(void *arg)
{
dir_connection_t *conn = DOWNCAST(dir_connection_t, arg);
smartlist_t *the_sl = NULL;
tt_assert(conn);
assert_connection_ok(&conn->base_, time(NULL));
tt_assert(connection_dir_get_by_purpose_and_resource(
conn->base_.purpose,
conn->requested_resource)
== conn);
tt_assert(connection_dir_get_by_purpose_and_resource(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC)
== conn);
tt_assert(connection_dir_get_by_purpose_and_resource(
!conn->base_.purpose,
"")
== NULL);
tt_assert(connection_dir_get_by_purpose_and_resource(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2)
== NULL);
tt_assert(connection_dir_get_by_purpose_resource_and_state(
conn->base_.purpose,
conn->requested_resource,
conn->base_.state)
== conn);
tt_assert(connection_dir_get_by_purpose_resource_and_state(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC,
TEST_CONN_STATE)
== conn);
tt_assert(connection_dir_get_by_purpose_resource_and_state(
!conn->base_.purpose,
"",
!conn->base_.state)
== NULL);
tt_assert(connection_dir_get_by_purpose_resource_and_state(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2,
!TEST_CONN_STATE)
== NULL);
sl_is_conn_assert(connection_dir_list_by_purpose_and_resource(
conn->base_.purpose,
conn->requested_resource),
conn);
sl_is_conn_assert(connection_dir_list_by_purpose_and_resource(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC),
conn);
sl_no_conn_assert(connection_dir_list_by_purpose_and_resource(
!conn->base_.purpose,
""));
sl_no_conn_assert(connection_dir_list_by_purpose_and_resource(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2));
sl_is_conn_assert(connection_dir_list_by_purpose_resource_and_state(
conn->base_.purpose,
conn->requested_resource,
conn->base_.state),
conn);
sl_is_conn_assert(connection_dir_list_by_purpose_resource_and_state(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC,
TEST_CONN_STATE),
conn);
sl_no_conn_assert(connection_dir_list_by_purpose_resource_and_state(
!conn->base_.purpose,
"",
!conn->base_.state));
sl_no_conn_assert(connection_dir_list_by_purpose_resource_and_state(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2,
!TEST_CONN_STATE));
tt_assert(connection_dir_count_by_purpose_and_resource(
conn->base_.purpose,
conn->requested_resource)
== 1);
tt_assert(connection_dir_count_by_purpose_and_resource(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC)
== 1);
tt_assert(connection_dir_count_by_purpose_and_resource(
!conn->base_.purpose,
"")
== 0);
tt_assert(connection_dir_count_by_purpose_and_resource(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2)
== 0);
tt_assert(connection_dir_count_by_purpose_resource_and_state(
conn->base_.purpose,
conn->requested_resource,
conn->base_.state)
== 1);
tt_assert(connection_dir_count_by_purpose_resource_and_state(
TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC,
TEST_CONN_STATE)
== 1);
tt_assert(connection_dir_count_by_purpose_resource_and_state(
!conn->base_.purpose,
"",
!conn->base_.state)
== 0);
tt_assert(connection_dir_count_by_purpose_resource_and_state(
!TEST_CONN_RSRC_PURPOSE,
TEST_CONN_RSRC_2,
!TEST_CONN_STATE)
== 0);
done:
smartlist_free(the_sl);
}
static void
test_conn_get_basic(void *arg)
{
connection_t *conn = (connection_t*)arg;
tor_addr_t addr, addr2;
tt_assert(conn);
assert_connection_ok(conn, time(NULL));
test_conn_lookup_addr_helper(TEST_CONN_ADDRESS, TEST_CONN_FAMILY, &addr);
tt_assert(!tor_addr_is_null(&addr));
test_conn_lookup_addr_helper(TEST_CONN_ADDRESS_2, TEST_CONN_FAMILY, &addr2);
tt_assert(!tor_addr_is_null(&addr2));
/* Check that we get this connection back when we search for it by
* its attributes, but get NULL when we supply a different value. */
tt_assert(connection_get_by_global_id(conn->global_identifier) == conn);
tt_assert(connection_get_by_global_id(!conn->global_identifier) == NULL);
tt_assert(connection_get_by_type(conn->type) == conn);
tt_assert(connection_get_by_type(TEST_CONN_TYPE) == conn);
tt_assert(connection_get_by_type(!conn->type) == NULL);
tt_assert(connection_get_by_type(!TEST_CONN_TYPE) == NULL);
tt_assert(connection_get_by_type_state(conn->type, conn->state)
== conn);
tt_assert(connection_get_by_type_state(TEST_CONN_TYPE, TEST_CONN_STATE)
== conn);
tt_assert(connection_get_by_type_state(!conn->type, !conn->state)
== NULL);
tt_assert(connection_get_by_type_state(!TEST_CONN_TYPE, !TEST_CONN_STATE)
== NULL);
/* Match on the connection fields themselves */
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&conn->addr,
conn->port,
conn->purpose)
== conn);
/* Match on the original inputs to the connection */
tt_assert(connection_get_by_type_addr_port_purpose(TEST_CONN_TYPE,
&conn->addr,
conn->port,
conn->purpose)
== conn);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&addr,
conn->port,
conn->purpose)
== conn);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&conn->addr,
TEST_CONN_PORT,
conn->purpose)
== conn);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&conn->addr,
conn->port,
TEST_CONN_BASIC_PURPOSE)
== conn);
tt_assert(connection_get_by_type_addr_port_purpose(TEST_CONN_TYPE,
&addr,
TEST_CONN_PORT,
TEST_CONN_BASIC_PURPOSE)
== conn);
/* Then try each of the not-matching combinations */
tt_assert(connection_get_by_type_addr_port_purpose(!conn->type,
&conn->addr,
conn->port,
conn->purpose)
== NULL);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&addr2,
conn->port,
conn->purpose)
== NULL);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&conn->addr,
!conn->port,
conn->purpose)
== NULL);
tt_assert(connection_get_by_type_addr_port_purpose(conn->type,
&conn->addr,
conn->port,
!conn->purpose)
== NULL);
/* Then try everything not-matching */
tt_assert(connection_get_by_type_addr_port_purpose(!conn->type,
&addr2,
!conn->port,
!conn->purpose)
== NULL);
tt_assert(connection_get_by_type_addr_port_purpose(!TEST_CONN_TYPE,
&addr2,
!TEST_CONN_PORT,
!TEST_CONN_BASIC_PURPOSE)
== NULL);
done:
;
}
static int
test_conn_get_basic_teardown(const struct testcase_t *tc, void *arg)
{
(void)tc;
connection_t *conn = arg;
tt_assert(conn);
assert_connection_ok(conn, time(NULL));
/* teardown the connection as fast as possible */
if (conn->linked_conn) {
assert_connection_ok(conn->linked_conn, time(NULL));
/* We didn't call tor_libevent_initialize(), so event_base was NULL,
* so we can't rely on connection_unregister_events() use of event_del().
*/
if (conn->linked_conn->read_event) {
tor_free(conn->linked_conn->read_event);
conn->linked_conn->read_event = NULL;
}
if (conn->linked_conn->write_event) {
tor_free(conn->linked_conn->write_event);
conn->linked_conn->write_event = NULL;
}
if (!conn->linked_conn->marked_for_close) {
connection_close_immediate(conn->linked_conn);
if (CONN_IS_EDGE(conn->linked_conn)) {
/* Suppress warnings about all the stuff we didn't do */
TO_EDGE_CONN(conn->linked_conn)->edge_has_sent_end = 1;
TO_EDGE_CONN(conn->linked_conn)->end_reason =
END_STREAM_REASON_INTERNAL;
if (conn->linked_conn->type == CONN_TYPE_AP) {
TO_ENTRY_CONN(conn->linked_conn)->socks_request->has_finished = 1;
}
}
connection_mark_for_close(conn->linked_conn);
}
close_closeable_connections();
}
/* We didn't set the events up properly, so we can't use event_del() in
* close_closeable_connections() > connection_free()
* > connection_unregister_events() */
if (conn->read_event) {
tor_free(conn->read_event);
conn->read_event = NULL;
}
if (conn->write_event) {
tor_free(conn->write_event);
conn->write_event = NULL;
}
if (!conn->marked_for_close) {
connection_close_immediate(conn);
if (CONN_IS_EDGE(conn)) {
/* Suppress warnings about all the stuff we didn't do */
TO_EDGE_CONN(conn)->edge_has_sent_end = 1;
TO_EDGE_CONN(conn)->end_reason = END_STREAM_REASON_INTERNAL;
if (conn->type == CONN_TYPE_AP) {
TO_ENTRY_CONN(conn)->socks_request->has_finished = 1;
}
}
connection_mark_for_close(conn);
}
close_closeable_connections();
/* The unit test will fail if we return 0 */
return 1;
/* When conn == NULL, we can't cleanup anything */
done:
return 0;
}
