1#!/usr/bin/env python3 2# 3# Configure environment and run group of tests in it. 4# 5# Copyright (c) 2020-2021 Virtuozzo International GmbH 6# 7# This program is free software; you can redistribute it and/or 8# modify it under the terms of the GNU General Public License as 9# published by the Free Software Foundation. 10# 11# This program is distributed in the hope that it would be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15# 16# You should have received a copy of the GNU General Public License 17# along with this program. If not, see <http://www.gnu.org/licenses/>. 18 19import os 20import sys 21import argparse 22import shutil 23from pathlib import Path 24 25from findtests import TestFinder 26from testenv import TestEnv 27from testrunner import TestRunner 28 29def get_default_path(follow_link=False): 30 """ 31 Try to automagically figure out the path we are running from. 32 """ 33 # called from the build tree? 34 if os.path.islink(sys.argv[0]): 35 if follow_link: 36 return os.path.dirname(os.readlink(sys.argv[0])) 37 else: 38 return os.path.dirname(os.path.abspath(sys.argv[0])) 39 else: # or source tree? 40 return os.getcwd() 41 42def make_argparser() -> argparse.ArgumentParser: 43 p = argparse.ArgumentParser( 44 description="Test run options", 45 formatter_class=argparse.ArgumentDefaultsHelpFormatter) 46 47 p.add_argument('-n', '--dry-run', action='store_true', 48 help='show me, do not run tests') 49 p.add_argument('-j', dest='jobs', type=int, default=1, 50 help='run tests in multiple parallel jobs') 51 52 p.add_argument('-d', dest='debug', action='store_true', help='debug') 53 p.add_argument('-p', dest='print', action='store_true', 54 help='redirects qemu\'s stdout and stderr to ' 55 'the test output') 56 p.add_argument('-gdb', action='store_true', 57 help="start gdbserver with $GDB_OPTIONS options " 58 "('localhost:12345' if $GDB_OPTIONS is empty)") 59 p.add_argument('-valgrind', action='store_true', 60 help='use valgrind, sets VALGRIND_QEMU environment ' 61 'variable') 62 63 p.add_argument('-misalign', action='store_true', 64 help='misalign memory allocations') 65 p.add_argument('--color', choices=['on', 'off', 'auto'], 66 default='auto', help="use terminal colors. The default " 67 "'auto' value means use colors if terminal stdout detected") 68 p.add_argument('-tap', action='store_true', 69 help='produce TAP output') 70 71 g_env = p.add_argument_group('test environment options') 72 mg = g_env.add_mutually_exclusive_group() 73 # We don't set default for cachemode, as we need to distinguish default 74 # from user input later. 75 mg.add_argument('-nocache', dest='cachemode', action='store_const', 76 const='none', help='set cache mode "none" (O_DIRECT), ' 77 'sets CACHEMODE environment variable') 78 mg.add_argument('-c', dest='cachemode', 79 help='sets CACHEMODE environment variable') 80 81 g_env.add_argument('-i', dest='aiomode', default='threads', 82 help='sets AIOMODE environment variable') 83 84 p.set_defaults(imgfmt='raw', imgproto='file') 85 86 format_list = ['raw', 'bochs', 'cloop', 'parallels', 'qcow', 'qcow2', 87 'qed', 'vdi', 'vpc', 'vhdx', 'vmdk', 'luks', 'dmg', 'vvfat'] 88 g_fmt = p.add_argument_group( 89 ' image format options', 90 'The following options set the IMGFMT environment variable. ' 91 'At most one choice is allowed, default is "raw"') 92 mg = g_fmt.add_mutually_exclusive_group() 93 for fmt in format_list: 94 mg.add_argument('-' + fmt, dest='imgfmt', action='store_const', 95 const=fmt, help=f'test {fmt}') 96 97 protocol_list = ['file', 'rbd', 'nbd', 'ssh', 'nfs', 'fuse'] 98 g_prt = p.add_argument_group( 99 ' image protocol options', 100 'The following options set the IMGPROTO environment variable. ' 101 'At most one choice is allowed, default is "file"') 102 mg = g_prt.add_mutually_exclusive_group() 103 for prt in protocol_list: 104 mg.add_argument('-' + prt, dest='imgproto', action='store_const', 105 const=prt, help=f'test {prt}') 106 107 g_bash = p.add_argument_group('bash tests options', 108 'The following options are ignored by ' 109 'python tests.') 110 # TODO: make support for the following options in iotests.py 111 g_bash.add_argument('-o', dest='imgopts', 112 help='options to pass to qemu-img create/convert, ' 113 'sets IMGOPTS environment variable') 114 115 g_sel = p.add_argument_group('test selecting options', 116 'The following options specify test set ' 117 'to run.') 118 g_sel.add_argument('-g', '--groups', metavar='group1,...', 119 help='include tests from these groups') 120 g_sel.add_argument('-x', '--exclude-groups', metavar='group1,...', 121 help='exclude tests from these groups') 122 g_sel.add_argument('--start-from', metavar='TEST', 123 help='Start from specified test: make sorted sequence ' 124 'of tests as usual and then drop tests from the first ' 125 'one to TEST (not inclusive). This may be used to ' 126 'rerun failed ./check command, starting from the ' 127 'middle of the process.') 128 g_sel.add_argument('tests', metavar='TEST_FILES', nargs='*', 129 help='tests to run, or "--" followed by a command') 130 g_sel.add_argument('--build-dir', default=get_default_path(), 131 help='Path to iotests build directory') 132 g_sel.add_argument('--source-dir', 133 default=get_default_path(follow_link=True), 134 help='Path to iotests build directory') 135 136 return p 137 138 139if __name__ == '__main__': 140 args = make_argparser().parse_args() 141 142 env = TestEnv(source_dir=args.source_dir, 143 build_dir=args.build_dir, 144 imgfmt=args.imgfmt, imgproto=args.imgproto, 145 aiomode=args.aiomode, cachemode=args.cachemode, 146 imgopts=args.imgopts, misalign=args.misalign, 147 debug=args.debug, valgrind=args.valgrind, 148 gdb=args.gdb, qprint=args.print, 149 dry_run=args.dry_run) 150 151 if len(sys.argv) > 1 and sys.argv[-len(args.tests)-1] == '--': 152 if not args.tests: 153 sys.exit("missing command after '--'") 154 cmd = args.tests 155 env.print_env() 156 exec_pathstr = shutil.which(cmd[0]) 157 if exec_pathstr is None: 158 sys.exit('command not found: ' + cmd[0]) 159 exec_path = Path(exec_pathstr).resolve() 160 cmd[0] = str(exec_path) 161 full_env = env.prepare_subprocess(cmd) 162 os.chdir(exec_path.parent) 163 os.execve(cmd[0], cmd, full_env) 164 165 testfinder = TestFinder(test_dir=env.source_iotests) 166 167 groups = args.groups.split(',') if args.groups else None 168 x_groups = args.exclude_groups.split(',') if args.exclude_groups else None 169 170 group_local = os.path.join(env.source_iotests, 'group.local') 171 if os.path.isfile(group_local): 172 try: 173 testfinder.add_group_file(group_local) 174 except ValueError as e: 175 sys.exit(f"Failed to parse group file '{group_local}': {e}") 176 177 try: 178 tests = testfinder.find_tests(groups=groups, exclude_groups=x_groups, 179 tests=args.tests, 180 start_from=args.start_from) 181 if not tests: 182 raise ValueError('No tests selected') 183 except ValueError as e: 184 sys.exit(str(e)) 185 186 if args.dry_run: 187 with env: 188 print('\n'.join([os.path.basename(t) for t in tests])) 189 else: 190 with TestRunner(env, tap=args.tap, 191 color=args.color) as tr: 192 paths = [os.path.join(env.source_iotests, t) for t in tests] 193 ok = tr.run_tests(paths, args.jobs) 194 if not ok: 195 sys.exit(1) 196