1#!/usr/bin/env python3 2# group: rw quick 3# 4# Tests for fdsets and getfd. 5# 6# Copyright (C) 2012 IBM Corp. 7# 8# This program is free software; you can redistribute it and/or modify 9# it under the terms of the GNU General Public License as published by 10# the Free Software Foundation; either version 2 of the License, or 11# (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program. If not, see <http://www.gnu.org/licenses/>. 20# 21 22import os 23import iotests 24from iotests import qemu_img 25 26image0 = os.path.join(iotests.test_dir, 'image0') 27image1 = os.path.join(iotests.test_dir, 'image1') 28image2 = os.path.join(iotests.test_dir, 'image2') 29image3 = os.path.join(iotests.test_dir, 'image3') 30image4 = os.path.join(iotests.test_dir, 'image4') 31 32class TestFdSets(iotests.QMPTestCase): 33 34 def setUp(self): 35 self.vm = iotests.VM() 36 qemu_img('create', '-f', iotests.imgfmt, image0, '128K') 37 qemu_img('create', '-f', iotests.imgfmt, image1, '128K') 38 qemu_img('create', '-f', iotests.imgfmt, image2, '128K') 39 qemu_img('create', '-f', iotests.imgfmt, image3, '128K') 40 qemu_img('create', '-f', iotests.imgfmt, image4, '128K') 41 self.file0 = open(image0, 'r') 42 self.file1 = open(image1, 'w+') 43 self.file2 = open(image2, 'r') 44 self.file3 = open(image3, 'r') 45 self.file4 = open(image4, 'r') 46 self.vm.add_fd(self.file0.fileno(), 1, 'image0:r') 47 self.vm.add_fd(self.file1.fileno(), 1, 'image1:w+') 48 self.vm.add_fd(self.file2.fileno(), 0, 'image2:r') 49 self.vm.add_fd(self.file3.fileno(), 2, 'image3:r') 50 self.vm.add_fd(self.file4.fileno(), 2, 'image4:r') 51 self.vm.add_drive("/dev/fdset/1") 52 self.vm.launch() 53 54 def tearDown(self): 55 self.vm.shutdown() 56 self.file0.close() 57 self.file1.close() 58 self.file2.close() 59 self.file3.close() 60 self.file4.close() 61 os.remove(image0) 62 os.remove(image1) 63 os.remove(image2) 64 os.remove(image3) 65 os.remove(image4) 66 67 def test_query_fdset(self): 68 result = self.vm.qmp('query-fdsets') 69 self.assert_qmp(result, 'return[0]/fdset-id', 2) 70 self.assert_qmp(result, 'return[1]/fdset-id', 1) 71 self.assert_qmp(result, 'return[2]/fdset-id', 0) 72 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image3:r') 73 self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image4:r') 74 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r') 75 self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+') 76 self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r') 77 self.vm.shutdown() 78 79 def test_remove_fdset(self): 80 result = self.vm.qmp('remove-fd', fdset_id=2) 81 self.assert_qmp(result, 'return', {}) 82 result = self.vm.qmp('query-fdsets') 83 self.assert_qmp(result, 'return[0]/fdset-id', 1) 84 self.assert_qmp(result, 'return[1]/fdset-id', 0) 85 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image0:r') 86 self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image1:w+') 87 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image2:r') 88 self.vm.shutdown() 89 90 def test_remove_fd(self): 91 result = self.vm.qmp('query-fdsets') 92 fd_image3 = result['return'][0]['fds'][0]['fd'] 93 result = self.vm.qmp('remove-fd', fdset_id=2, fd=fd_image3) 94 self.assert_qmp(result, 'return', {}) 95 result = self.vm.qmp('query-fdsets') 96 self.assert_qmp(result, 'return[0]/fdset-id', 2) 97 self.assert_qmp(result, 'return[1]/fdset-id', 1) 98 self.assert_qmp(result, 'return[2]/fdset-id', 0) 99 self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image4:r') 100 self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r') 101 self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+') 102 self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r') 103 self.vm.shutdown() 104 105 def test_remove_fd_invalid_fdset(self): 106 result = self.vm.qmp('query-fdsets') 107 fd_image3 = result['return'][0]['fds'][0]['fd'] 108 result = self.vm.qmp('remove-fd', fdset_id=3, fd=fd_image3) 109 self.assert_qmp(result, 'error/class', 'GenericError') 110 self.assert_qmp(result, 'error/desc', 111 'File descriptor named \'fdset-id:3, fd:%d\' not found' % fd_image3) 112 self.vm.shutdown() 113 114 def test_remove_fd_invalid_fd(self): 115 result = self.vm.qmp('query-fdsets') 116 result = self.vm.qmp('remove-fd', fdset_id=2, fd=999) 117 self.assert_qmp(result, 'error/class', 'GenericError') 118 self.assert_qmp(result, 'error/desc', 119 'File descriptor named \'fdset-id:2, fd:999\' not found') 120 self.vm.shutdown() 121 122 def test_add_fd_invalid_fd(self): 123 result = self.vm.qmp('add-fd', fdset_id=2) 124 self.assert_qmp(result, 'error/class', 'GenericError') 125 self.assert_qmp(result, 'error/desc', 126 'No file descriptor supplied via SCM_RIGHTS') 127 self.vm.shutdown() 128 129# Add fd at runtime, there are two ways: monitor related or fdset related 130class TestSCMFd(iotests.QMPTestCase): 131 def setUp(self): 132 self.vm = iotests.VM() 133 qemu_img('create', '-f', iotests.imgfmt, image0, '128K') 134 # Add an unused monitor, to verify it works fine when two monitor 135 # instances present 136 self.vm.add_monitor_null() 137 self.vm.launch() 138 139 def tearDown(self): 140 self.vm.shutdown() 141 os.remove(image0) 142 143 def _send_fd_by_SCM(self): 144 ret = self.vm.send_fd_scm(file_path=image0) 145 self.assertEqual(ret, 0, 'Failed to send fd with UNIX SCM') 146 147 def test_add_fd(self): 148 self._send_fd_by_SCM() 149 result = self.vm.qmp('add-fd', fdset_id=2, opaque='image0:r') 150 self.assert_qmp(result, 'return/fdset-id', 2) 151 152 def test_getfd(self): 153 self._send_fd_by_SCM() 154 result = self.vm.qmp('getfd', fdname='image0:r') 155 self.assert_qmp(result, 'return', {}) 156 157 def test_getfd_invalid_fdname(self): 158 self._send_fd_by_SCM() 159 result = self.vm.qmp('getfd', fdname='0image0:r') 160 self.assert_qmp(result, 'error/class', 'GenericError') 161 self.assert_qmp(result, 'error/desc', 162 "Parameter 'fdname' expects a name not starting with a digit") 163 164 def test_closefd(self): 165 self._send_fd_by_SCM() 166 result = self.vm.qmp('getfd', fdname='image0:r') 167 self.assert_qmp(result, 'return', {}) 168 result = self.vm.qmp('closefd', fdname='image0:r') 169 self.assert_qmp(result, 'return', {}) 170 171 def test_closefd_fd_not_found(self): 172 fdname = 'image0:r' 173 result = self.vm.qmp('closefd', fdname=fdname) 174 self.assert_qmp(result, 'error/class', 'GenericError') 175 self.assert_qmp(result, 'error/desc', 176 "File descriptor named '%s' not found" % fdname) 177 178if __name__ == '__main__': 179 iotests.main(supported_fmts=['raw'], 180 supported_protocols=['file']) 181