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Diffstat (limited to '')
| -rw-r--r-- | lib/dns/tests/zt_test.c | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/lib/dns/tests/zt_test.c b/lib/dns/tests/zt_test.c new file mode 100644 index 0000000..d2756c2 --- /dev/null +++ b/lib/dns/tests/zt_test.c @@ -0,0 +1,342 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + +/*! \file */ + +#include <config.h> + +#include <atf-c.h> + +#include <stdbool.h> +#include <unistd.h> + +#include <isc/app.h> +#include <isc/buffer.h> +#include <isc/print.h> +#include <isc/task.h> +#include <isc/timer.h> + +#include <dns/db.h> +#include <dns/name.h> +#include <dns/view.h> +#include <dns/zone.h> +#include <dns/zt.h> + +#include "dnstest.h" + +struct args { + void *arg1; + void *arg2; + bool arg3; +}; + +/* + * Helper functions + */ +static isc_result_t +count_zone(dns_zone_t *zone, void *uap) { + int *nzones = (int *)uap; + + UNUSED(zone); + + *nzones += 1; + return (ISC_R_SUCCESS); +} + +static isc_result_t +load_done(dns_zt_t *zt, dns_zone_t *zone, isc_task_t *task) { + /* We treat zt as a pointer to a boolean for testing purposes */ + bool *done = (bool *) zt; + + UNUSED(zone); + UNUSED(task); + + *done = true; + isc_app_shutdown(); + return (ISC_R_SUCCESS); +} + +static isc_result_t +all_done(void *arg) { + bool *done = (bool *) arg; + + *done = true; + isc_app_shutdown(); + return (ISC_R_SUCCESS); +} + +static void +start_zt_asyncload(isc_task_t *task, isc_event_t *event) { + struct args *args = (struct args *)(event->ev_arg); + + UNUSED(task); + + dns_zt_asyncload2(args->arg1, all_done, args->arg2, false); + + isc_event_free(&event); +} + +static void +start_zone_asyncload(isc_task_t *task, isc_event_t *event) { + struct args *args = (struct args *)(event->ev_arg); + + UNUSED(task); + + dns_zone_asyncload2(args->arg1, load_done, args->arg2, args->arg3); + isc_event_free(&event); +} + +/* + * Individual unit tests + */ +ATF_TC(apply); +ATF_TC_HEAD(apply, tc) { + atf_tc_set_md_var(tc, "descr", "apply a function to a zone table"); +} +ATF_TC_BODY(apply, tc) { + isc_result_t result; + dns_zone_t *zone = NULL; + dns_view_t *view = NULL; + int nzones = 0; + + UNUSED(tc); + + result = dns_test_begin(NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + result = dns_test_makezone("foo", &zone, NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + view = dns_zone_getview(zone); + ATF_REQUIRE(view->zonetable != NULL); + + ATF_CHECK_EQ(0, nzones); + result = dns_zt_apply(view->zonetable, false, count_zone, &nzones); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + ATF_CHECK_EQ(1, nzones); + + /* These steps are necessary so the zone can be detached properly */ + result = dns_test_setupzonemgr(); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + result = dns_test_managezone(zone); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + dns_test_releasezone(zone); + dns_test_closezonemgr(); + + /* The view was left attached in dns_test_makezone() */ + dns_view_detach(&view); + dns_zone_detach(&zone); + + dns_test_end(); +} + +ATF_TC(asyncload_zone); +ATF_TC_HEAD(asyncload_zone, tc) { + atf_tc_set_md_var(tc, "descr", "asynchronous zone load"); +} +ATF_TC_BODY(asyncload_zone, tc) { + isc_result_t result; + int n; + dns_zone_t *zone = NULL; + dns_view_t *view = NULL; + dns_db_t *db = NULL; + FILE* zonefile, *origfile; + char buf[4096]; + bool done = false; + int i = 0; + struct args args; + + UNUSED(tc); + + result = dns_test_begin(NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + result = dns_test_makezone("foo", &zone, NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + result = dns_test_setupzonemgr(); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + result = dns_test_managezone(zone); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + view = dns_zone_getview(zone); + ATF_REQUIRE(view->zonetable != NULL); + + ATF_CHECK(!dns__zone_loadpending(zone)); + ATF_CHECK(!done); + zonefile = fopen("./zone.data", "wb"); + ATF_CHECK(zonefile != NULL); + origfile = fopen("./testdata/zt/zone1.db", "r+b"); + ATF_CHECK(origfile != NULL); + n = fread(buf, 1, 4096, origfile); + fclose(origfile); + fwrite(buf, 1, n, zonefile); + fflush(zonefile); + + dns_zone_setfile(zone, "./zone.data"); + + args.arg1 = zone; + args.arg2 = &done; + args.arg3 = false; + isc_app_onrun(mctx, maintask, start_zone_asyncload, &args); + + isc_app_run(); + while (dns__zone_loadpending(zone) && i++ < 5000) + dns_test_nap(1000); + ATF_CHECK(done); + /* The zone should now be loaded; test it */ + result = dns_zone_getdb(zone, &db); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + dns_db_detach(&db); + /* + * Add something to zone file, reload zone with newonly - it should + * not be reloaded. + */ + fprintf(zonefile, "\nb in b 1.2.3.4\n"); + fflush(zonefile); + fclose(zonefile); + + args.arg1 = zone; + args.arg2 = &done; + args.arg3 = false; + isc_app_onrun(mctx, maintask, start_zone_asyncload, &args); + + isc_app_run(); + + while (dns__zone_loadpending(zone) && i++ < 5000) + dns_test_nap(1000); + ATF_CHECK(done); + /* The zone should now be loaded; test it */ + result = dns_zone_getdb(zone, &db); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + dns_db_detach(&db); + + /* Now reload it without newonly - it should be reloaded */ + args.arg1 = zone; + args.arg2 = &done; + args.arg3 = false; + isc_app_onrun(mctx, maintask, start_zone_asyncload, &args); + + isc_app_run(); + + while (dns__zone_loadpending(zone) && i++ < 5000) + dns_test_nap(1000); + ATF_CHECK(done); + /* The zone should now be loaded; test it */ + result = dns_zone_getdb(zone, &db); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + + ATF_CHECK(db != NULL); + if (db != NULL) + dns_db_detach(&db); + + dns_test_releasezone(zone); + dns_test_closezonemgr(); + + dns_zone_detach(&zone); + dns_view_detach(&view); + + dns_test_end(); +} + +ATF_TC(asyncload_zt); +ATF_TC_HEAD(asyncload_zt, tc) { + atf_tc_set_md_var(tc, "descr", "asynchronous zone table load"); +} +ATF_TC_BODY(asyncload_zt, tc) { + isc_result_t result; + dns_zone_t *zone1 = NULL, *zone2 = NULL, *zone3 = NULL; + dns_view_t *view; + dns_zt_t *zt; + dns_db_t *db = NULL; + bool done = false; + int i = 0; + struct args args; + + UNUSED(tc); + + result = dns_test_begin(NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + result = dns_test_makezone("foo", &zone1, NULL, true); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + dns_zone_setfile(zone1, "testdata/zt/zone1.db"); + view = dns_zone_getview(zone1); + + result = dns_test_makezone("bar", &zone2, view, false); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + dns_zone_setfile(zone2, "testdata/zt/zone1.db"); + + /* This one will fail to load */ + result = dns_test_makezone("fake", &zone3, view, false); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + dns_zone_setfile(zone3, "testdata/zt/nonexistent.db"); + + zt = view->zonetable; + ATF_REQUIRE(zt != NULL); + + result = dns_test_setupzonemgr(); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + result = dns_test_managezone(zone1); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + result = dns_test_managezone(zone2); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + result = dns_test_managezone(zone3); + ATF_REQUIRE_EQ(result, ISC_R_SUCCESS); + + ATF_CHECK(!dns__zone_loadpending(zone1)); + ATF_CHECK(!dns__zone_loadpending(zone2)); + ATF_CHECK(!done); + + args.arg1 = zt; + args.arg2 = &done; + isc_app_onrun(mctx, maintask, start_zt_asyncload, &args); + + isc_app_run(); + while (!done && i++ < 5000) + dns_test_nap(1000); + ATF_CHECK(done); + + /* Both zones should now be loaded; test them */ + result = dns_zone_getdb(zone1, &db); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + ATF_CHECK(db != NULL); + if (db != NULL) + dns_db_detach(&db); + + result = dns_zone_getdb(zone2, &db); + ATF_CHECK_EQ(result, ISC_R_SUCCESS); + ATF_CHECK(db != NULL); + if (db != NULL) + dns_db_detach(&db); + + dns_test_releasezone(zone3); + dns_test_releasezone(zone2); + dns_test_releasezone(zone1); + dns_test_closezonemgr(); + + dns_zone_detach(&zone1); + dns_zone_detach(&zone2); + dns_zone_detach(&zone3); + dns_view_detach(&view); + + dns_test_end(); +} + +/* + * Main + */ +ATF_TP_ADD_TCS(tp) { + ATF_TP_ADD_TC(tp, apply); + ATF_TP_ADD_TC(tp, asyncload_zone); + ATF_TP_ADD_TC(tp, asyncload_zt); + return (atf_no_error()); +} |