1#!/usr/bin/env python3 2# 3# Tests for fdsets and getfd. 4# 5# Copyright (C) 2012 IBM Corp. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21import os 22import iotests 23from iotests import qemu_img 24 25image0 = os.path.join(iotests.test_dir, 'image0') 26image1 = os.path.join(iotests.test_dir, 'image1') 27image2 = os.path.join(iotests.test_dir, 'image2') 28image3 = os.path.join(iotests.test_dir, 'image3') 29image4 = os.path.join(iotests.test_dir, 'image4') 30 31class TestFdSets(iotests.QMPTestCase): 32 33 def setUp(self): 34 self.vm = iotests.VM() 35 qemu_img('create', '-f', iotests.imgfmt, image0, '128K') 36 qemu_img('create', '-f', iotests.imgfmt, image1, '128K') 37 qemu_img('create', '-f', iotests.imgfmt, image2, '128K') 38 qemu_img('create', '-f', iotests.imgfmt, image3, '128K') 39 qemu_img('create', '-f', iotests.imgfmt, image4, '128K') 40 self.file0 = open(image0, 'r') 41 self.file1 = open(image1, 'w+') 42 self.file2 = open(image2, 'r') 43 self.file3 = open(image3, 'r') 44 self.file4 = open(image4, 'r') 45 self.vm.add_fd(self.file0.fileno(), 1, 'image0:r') 46 self.vm.add_fd(self.file1.fileno(), 1, 'image1:w+') 47 self.vm.add_fd(self.file2.fileno(), 0, 'image2:r') 48 self.vm.add_fd(self.file3.fileno(), 2, 'image3:r') 49 self.vm.add_fd(self.file4.fileno(), 2, 'image4:r') 50 self.vm.add_drive("/dev/fdset/1") 51 self.vm.launch() 52 53 def tearDown(self): 54 self.vm.shutdown() 55 self.file0.close() 56 self.file1.close() 57 self.file2.close() 58 self.file3.close() 59 self.file4.close() 60 os.remove(image0) 61 os.remove(image1) 62 os.remove(image2) 63 os.remove(image3) 64 os.remove(image4) 65 66 def test_query_fdset(self): 67 result = self.vm.qmp('query-fdsets') 68 self.assert_qmp(result, 'return[0]/fdset-id', 2) 69 self.assert_qmp(result, 'return[1]/fdset-id', 1) 70 self.assert_qmp(result, 'return[2]/fdset-id', 0) 71 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image3:r') 72 self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image4:r') 73 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r') 74 self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+') 75 self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r') 76 self.vm.shutdown() 77 78 def test_remove_fdset(self): 79 result = self.vm.qmp('remove-fd', fdset_id=2) 80 self.assert_qmp(result, 'return', {}) 81 result = self.vm.qmp('query-fdsets') 82 self.assert_qmp(result, 'return[0]/fdset-id', 1) 83 self.assert_qmp(result, 'return[1]/fdset-id', 0) 84 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image0:r') 85 self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image1:w+') 86 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image2:r') 87 self.vm.shutdown() 88 89 def test_remove_fd(self): 90 result = self.vm.qmp('query-fdsets') 91 fd_image3 = result['return'][0]['fds'][0]['fd'] 92 result = self.vm.qmp('remove-fd', fdset_id=2, fd=fd_image3) 93 self.assert_qmp(result, 'return', {}) 94 result = self.vm.qmp('query-fdsets') 95 self.assert_qmp(result, 'return[0]/fdset-id', 2) 96 self.assert_qmp(result, 'return[1]/fdset-id', 1) 97 self.assert_qmp(result, 'return[2]/fdset-id', 0) 98 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image4:r') 99 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r') 100 self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+') 101 self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r') 102 self.vm.shutdown() 103 104 def test_remove_fd_invalid_fdset(self): 105 result = self.vm.qmp('query-fdsets') 106 fd_image3 = result['return'][0]['fds'][0]['fd'] 107 result = self.vm.qmp('remove-fd', fdset_id=3, fd=fd_image3) 108 self.assert_qmp(result, 'error/class', 'GenericError') 109 self.assert_qmp(result, 'error/desc', 110 'File descriptor named \'fdset-id:3, fd:%d\' not found' % fd_image3) 111 self.vm.shutdown() 112 113 def test_remove_fd_invalid_fd(self): 114 result = self.vm.qmp('query-fdsets') 115 result = self.vm.qmp('remove-fd', fdset_id=2, fd=999) 116 self.assert_qmp(result, 'error/class', 'GenericError') 117 self.assert_qmp(result, 'error/desc', 118 'File descriptor named \'fdset-id:2, fd:999\' not found') 119 self.vm.shutdown() 120 121 def test_add_fd_invalid_fd(self): 122 result = self.vm.qmp('add-fd', fdset_id=2) 123 self.assert_qmp(result, 'error/class', 'GenericError') 124 self.assert_qmp(result, 'error/desc', 125 'No file descriptor supplied via SCM_RIGHTS') 126 self.vm.shutdown() 127 128# Add fd at runtime, there are two ways: monitor related or fdset related 129class TestSCMFd(iotests.QMPTestCase): 130 def setUp(self): 131 self.vm = iotests.VM() 132 qemu_img('create', '-f', iotests.imgfmt, image0, '128K') 133 # Add an unused monitor, to verify it works fine when two monitor 134 # instances present 135 self.vm.add_monitor_null() 136 self.vm.launch() 137 138 def tearDown(self): 139 self.vm.shutdown() 140 os.remove(image0) 141 142 def _send_fd_by_SCM(self): 143 ret = self.vm.send_fd_scm(file_path=image0) 144 self.assertEqual(ret, 0, 'Failed to send fd with UNIX SCM') 145 146 def test_add_fd(self): 147 self._send_fd_by_SCM() 148 result = self.vm.qmp('add-fd', fdset_id=2, opaque='image0:r') 149 self.assert_qmp(result, 'return/fdset-id', 2) 150 151 def test_getfd(self): 152 self._send_fd_by_SCM() 153 result = self.vm.qmp('getfd', fdname='image0:r') 154 self.assert_qmp(result, 'return', {}) 155 156 def test_getfd_invalid_fdname(self): 157 self._send_fd_by_SCM() 158 result = self.vm.qmp('getfd', fdname='0image0:r') 159 self.assert_qmp(result, 'error/class', 'GenericError') 160 self.assert_qmp(result, 'error/desc', 161 "Parameter 'fdname' expects a name not starting with a digit") 162 163 def test_closefd(self): 164 self._send_fd_by_SCM() 165 result = self.vm.qmp('getfd', fdname='image0:r') 166 self.assert_qmp(result, 'return', {}) 167 result = self.vm.qmp('closefd', fdname='image0:r') 168 self.assert_qmp(result, 'return', {}) 169 170 def test_closefd_fd_not_found(self): 171 fdname = 'image0:r' 172 result = self.vm.qmp('closefd', fdname=fdname) 173 self.assert_qmp(result, 'error/class', 'GenericError') 174 self.assert_qmp(result, 'error/desc', 175 "File descriptor named '%s' not found" % fdname) 176 177if __name__ == '__main__': 178 iotests.main(supported_fmts=['raw'], 179 supported_protocols=['file']) 180