/* Unittest cleanup function: Cleanup the fake network. */ static int fake_network_cleanup(const struct testcase_t *testcase, void *ptr) { (void) testcase; (void) ptr; routerlist_free_all(); nodelist_free_all(); entry_guards_free_all(); or_state_free(dummy_state); return 1; /* NOP */ }
/** Test that we will use our directory guards to fetch mds even if we don't * have any dirinfo (tests bug #23862). */ static void test_directory_guard_fetch_with_no_dirinfo(void *arg) { int retval; char *consensus_text_md = NULL; or_options_t *options = get_options_mutable(); time_t now = time(NULL); (void) arg; hibernate_set_state_for_testing_(HIBERNATE_STATE_LIVE); /* Initialize the SRV subsystem */ MOCK(get_my_v3_authority_cert, get_my_v3_authority_cert_m); mock_cert = authority_cert_parse_from_string(AUTHORITY_CERT_1, strlen(AUTHORITY_CERT_1), NULL); sr_init(0); UNMOCK(get_my_v3_authority_cert); /* Initialize the entry node configuration from the ticket */ options->UseEntryGuards = 1; options->StrictNodes = 1; get_options_mutable()->EntryNodes = routerset_new(); routerset_parse(get_options_mutable()->EntryNodes, "2121212121212121212121212121212121212121", "foo"); /* Mock some functions */ dummy_state = tor_malloc_zero(sizeof(or_state_t)); MOCK(get_or_state, get_or_state_replacement); MOCK(directory_initiate_request, mock_directory_initiate_request); /* we need to mock this one to avoid memleaks */ MOCK(circuit_guard_state_new, mock_circuit_guard_state_new); /* Call guards_update_all() to simulate loading our state file (see * entry_guards_load_guards_from_state() and ticket #23989). */ guards_update_all(); /* Test logic: Simulate the arrival of a new consensus when we have no * dirinfo at all. Tor will need to fetch the mds from the consensus. Make * sure that Tor will use the specified entry guard instead of relying on the * fallback directories. */ /* Fixup the dirconn that will deliver the consensus */ dir_connection_t *conn = dir_connection_new(AF_INET); tor_addr_from_ipv4h(&conn->base_.addr, 0x7f000001); conn->base_.port = 8800; TO_CONN(conn)->address = tor_strdup("127.0.0.1"); conn->base_.purpose = DIR_PURPOSE_FETCH_CONSENSUS; conn->requested_resource = tor_strdup("ns"); /* Construct a consensus */ construct_consensus(&consensus_text_md, now); tt_assert(consensus_text_md); /* Place the consensus in the dirconn */ response_handler_args_t args; memset(&args, 0, sizeof(response_handler_args_t)); args.status_code = 200; args.body = consensus_text_md; args.body_len = strlen(consensus_text_md); /* Update approx time so that the consensus is considered live */ update_approx_time(now+1010); setup_capture_of_logs(LOG_DEBUG); /* Now handle the consensus */ retval = handle_response_fetch_consensus(conn, &args); tt_int_op(retval, OP_EQ, 0); /* Make sure that our primary guard was chosen */ expect_log_msg_containing("Selected primary guard router3"); done: tor_free(consensus_text_md); tor_free(dummy_state); connection_free_minimal(TO_CONN(conn)); entry_guards_free_all(); teardown_capture_of_logs(); }