From 42ea68512fc4d04b500def45e8f899321f4081e7 Mon Sep 17 00:00:00 2001 From: Josh Bailey Date: Wed, 20 Jul 2011 20:44:23 -0700 Subject: bgpd: add bgp_mpath_test.c * tests/bgp_mpath_test.c * New file with test framework for testing BGP multipath * Add test for CLI support functions * tests/Makefile.am * Add new testbgpmpath target --- tests/Makefile.am | 4 +- tests/bgp_mpath_test.c | 309 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 312 insertions(+), 1 deletion(-) create mode 100644 tests/bgp_mpath_test.c diff --git a/tests/Makefile.am b/tests/Makefile.am index 4ab507bb..2e98ff79 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -6,7 +6,7 @@ AM_LDFLAGS = $(PILDFLAGS) noinst_PROGRAMS = testsig testbuffer testmemory heavy heavywq heavythread \ aspathtest testprivs teststream testbgpcap ecommtest \ - testbgpmpattr testchecksum + testbgpmpattr testchecksum testbgpmpath testsig_SOURCES = test-sig.c testbuffer_SOURCES = test-buffer.c @@ -21,6 +21,7 @@ testbgpcap_SOURCES = bgp_capability_test.c ecommtest_SOURCES = ecommunity_test.c testbgpmpattr_SOURCES = bgp_mp_attr_test.c testchecksum_SOURCES = test-checksum.c +testbgpmpath_SOURCES = bgp_mpath_test.c testsig_LDADD = ../lib/libzebra.la @LIBCAP@ testbuffer_LDADD = ../lib/libzebra.la @LIBCAP@ @@ -35,3 +36,4 @@ testbgpcap_LDADD = ../lib/libzebra.la @LIBCAP@ -lm ../bgpd/libbgp.a ecommtest_LDADD = ../lib/libzebra.la @LIBCAP@ -lm ../bgpd/libbgp.a testbgpmpattr_LDADD = ../lib/libzebra.la @LIBCAP@ -lm ../bgpd/libbgp.a testchecksum_LDADD = ../lib/libzebra.la @LIBCAP@ +testbgpmpath_LDADD = ../lib/libzebra.la @LIBCAP@ -lm ../bgpd/libbgp.a diff --git a/tests/bgp_mpath_test.c b/tests/bgp_mpath_test.c new file mode 100644 index 00000000..37e97736 --- /dev/null +++ b/tests/bgp_mpath_test.c @@ -0,0 +1,309 @@ +/* $QuaggaId: Format:%an, %ai, %h$ $ + * + * BGP Multipath Unit Test + * Copyright (C) 2010 Google Inc. + * + * This file is part of Quagga + * + * Quagga is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * Quagga is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Quagga; see the file COPYING. If not, write to the Free + * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ + +#include + +#include "vty.h" +#include "stream.h" +#include "privs.h" +#include "linklist.h" +#include "memory.h" +#include "zclient.h" + +#include "bgpd/bgpd.h" +#include "bgpd/bgp_mpath.h" +#include "bgpd/bgp_table.h" +#include "bgpd/bgp_route.h" + +#define VT100_RESET "\x1b[0m" +#define VT100_RED "\x1b[31m" +#define VT100_GREEN "\x1b[32m" +#define VT100_YELLOW "\x1b[33m" +#define OK VT100_GREEN "OK" VT100_RESET +#define FAILED VT100_RED "failed" VT100_RESET + +#define TEST_PASSED 0 +#define TEST_FAILED -1 + +#define EXPECT_TRUE(expr, res) \ + if (!(expr)) \ + { \ + printf ("Test failure in %s line %u: %s\n", \ + __FUNCTION__, __LINE__, #expr); \ + (res) = TEST_FAILED; \ + } + +typedef struct testcase_t__ testcase_t; + +typedef int (*test_setup_func)(testcase_t *); +typedef int (*test_run_func)(testcase_t *); +typedef int (*test_cleanup_func)(testcase_t *); + +struct testcase_t__ { + const char *desc; + void *test_data; + void *verify_data; + void *tmp_data; + test_setup_func setup; + test_run_func run; + test_cleanup_func cleanup; +}; + +/* need these to link in libbgp */ +struct thread_master *master = NULL; +struct zclient *zclient; +struct zebra_privs_t bgpd_privs = +{ + .user = NULL, + .group = NULL, + .vty_group = NULL, +}; + +static int tty = 0; + +/* Create fake bgp instance */ +static struct bgp * +bgp_create_fake (as_t *as, const char *name) +{ + struct bgp *bgp; + afi_t afi; + safi_t safi; + + if ( (bgp = XCALLOC (MTYPE_BGP, sizeof (struct bgp))) == NULL) + return NULL; + + bgp_lock (bgp); + //bgp->peer_self = peer_new (bgp); + //bgp->peer_self->host = XSTRDUP (MTYPE_BGP_PEER_HOST, "Static announcement"); + + bgp->peer = list_new (); + //bgp->peer->cmp = (int (*)(void *, void *)) peer_cmp; + + bgp->group = list_new (); + //bgp->group->cmp = (int (*)(void *, void *)) peer_group_cmp; + + bgp->rsclient = list_new (); + //bgp->rsclient->cmp = (int (*)(void*, void*)) peer_cmp; + + for (afi = AFI_IP; afi < AFI_MAX; afi++) + for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) + { + bgp->route[afi][safi] = bgp_table_init (afi, safi); + bgp->aggregate[afi][safi] = bgp_table_init (afi, safi); + bgp->rib[afi][safi] = bgp_table_init (afi, safi); + bgp->maxpaths[afi][safi].maxpaths_ebgp = BGP_DEFAULT_MAXPATHS; + bgp->maxpaths[afi][safi].maxpaths_ibgp = BGP_DEFAULT_MAXPATHS; + } + + bgp->default_local_pref = BGP_DEFAULT_LOCAL_PREF; + bgp->default_holdtime = BGP_DEFAULT_HOLDTIME; + bgp->default_keepalive = BGP_DEFAULT_KEEPALIVE; + bgp->restart_time = BGP_DEFAULT_RESTART_TIME; + bgp->stalepath_time = BGP_DEFAULT_STALEPATH_TIME; + + bgp->as = *as; + + if (name) + bgp->name = strdup (name); + + return bgp; +} + +/*========================================================= + * Testcase for maximum-paths configuration + */ +static int +setup_bgp_cfg_maximum_paths (testcase_t *t) +{ + as_t asn = 1; + t->tmp_data = bgp_create_fake (&asn, NULL); + if (!t->tmp_data) + return -1; + return 0; +} + +static int +run_bgp_cfg_maximum_paths (testcase_t *t) +{ + afi_t afi; + safi_t safi; + struct bgp *bgp; + int api_result; + int test_result = TEST_PASSED; + + bgp = t->tmp_data; + for (afi = AFI_IP; afi < AFI_MAX; afi++) + for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) + { + /* test bgp_maximum_paths_set */ + api_result = bgp_maximum_paths_set (bgp, afi, safi, BGP_PEER_EBGP, 10); + EXPECT_TRUE (api_result == 0, test_result); + api_result = bgp_maximum_paths_set (bgp, afi, safi, BGP_PEER_IBGP, 10); + EXPECT_TRUE (api_result == 0, test_result); + EXPECT_TRUE (bgp->maxpaths[afi][safi].maxpaths_ebgp == 10, test_result); + EXPECT_TRUE (bgp->maxpaths[afi][safi].maxpaths_ibgp == 10, test_result); + + /* test bgp_maximum_paths_unset */ + api_result = bgp_maximum_paths_unset (bgp, afi, safi, BGP_PEER_EBGP); + EXPECT_TRUE (api_result == 0, test_result); + api_result = bgp_maximum_paths_unset (bgp, afi, safi, BGP_PEER_IBGP); + EXPECT_TRUE (api_result == 0, test_result); + EXPECT_TRUE ((bgp->maxpaths[afi][safi].maxpaths_ebgp == + BGP_DEFAULT_MAXPATHS), test_result); + EXPECT_TRUE ((bgp->maxpaths[afi][safi].maxpaths_ibgp == + BGP_DEFAULT_MAXPATHS), test_result); + } + + return test_result; +} + +static int +cleanup_bgp_cfg_maximum_paths (testcase_t *t) +{ + return bgp_delete ((struct bgp *)t->tmp_data); +} + +testcase_t test_bgp_cfg_maximum_paths = { + .desc = "Test bgp maximum-paths config", + .setup = setup_bgp_cfg_maximum_paths, + .run = run_bgp_cfg_maximum_paths, + .cleanup = cleanup_bgp_cfg_maximum_paths, +}; + +/*========================================================= + * Set up testcase vector + */ +testcase_t *all_tests[] = { + &test_bgp_cfg_maximum_paths, +}; + +int all_tests_count = (sizeof(all_tests)/sizeof(testcase_t *)); + +/*========================================================= + * Test Driver Functions + */ +static int +global_test_init (void) +{ + master = thread_master_create (); + zclient = zclient_new (); + bgp_master_init (); + + if (fileno (stdout) >= 0) + tty = isatty (fileno (stdout)); + return 0; +} + +static int +global_test_cleanup (void) +{ + zclient_free (zclient); + thread_master_free (master); + return 0; +} + +static void +display_result (testcase_t *test, int result) +{ + if (tty) + printf ("%s: %s\n", test->desc, result == TEST_PASSED ? OK : FAILED); + else + printf ("%s: %s\n", test->desc, result == TEST_PASSED ? "OK" : "FAILED"); +} + +static int +setup_test (testcase_t *t) +{ + int res = 0; + if (t->setup) + res = t->setup (t); + return res; +} + +static int +cleanup_test (testcase_t *t) +{ + int res = 0; + if (t->cleanup) + res = t->cleanup (t); + return res; +} + +static void +run_tests (testcase_t *tests[], int num_tests, int *pass_count, int *fail_count) +{ + int test_index, result; + testcase_t *cur_test; + + *pass_count = *fail_count = 0; + + for (test_index = 0; test_index < num_tests; test_index++) + { + cur_test = tests[test_index]; + if (!cur_test->desc) + { + printf ("error: test %d has no description!\n", test_index); + continue; + } + if (!cur_test->run) + { + printf ("error: test %s has no run function!\n", cur_test->desc); + continue; + } + if (setup_test (cur_test) != 0) + { + printf ("error: setup failed for test %s\n", cur_test->desc); + continue; + } + result = cur_test->run (cur_test); + if (result == TEST_PASSED) + *pass_count += 1; + else + *fail_count += 1; + display_result (cur_test, result); + if (cleanup_test (cur_test) != 0) + { + printf ("error: cleanup failed for test %s\n", cur_test->desc); + continue; + } + } +} + +int +main (void) +{ + int pass_count, fail_count; + time_t cur_time; + + time (&cur_time); + printf("BGP Multipath Tests Run at %s", ctime(&cur_time)); + if (global_test_init () != 0) + { + printf("Global init failed. Terminating.\n"); + exit(1); + } + run_tests (all_tests, all_tests_count, &pass_count, &fail_count); + global_test_cleanup (); + printf("Total pass/fail: %d/%d\n", pass_count, fail_count); + return fail_count; +} -- cgit v1.2.1