4 # Tests for fdsets and getfd.
6 # Copyright (C) 2012 IBM Corp.
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.
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.
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/>.
24 from iotests import qemu_img
26 image0 = os.path.join(iotests.test_dir, 'image0')
27 image1 = os.path.join(iotests.test_dir, 'image1')
28 image2 = os.path.join(iotests.test_dir, 'image2')
29 image3 = os.path.join(iotests.test_dir, 'image3')
30 image4 = os.path.join(iotests.test_dir, 'image4')
32 class TestFdSets(iotests.QMPTestCase):
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")
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')
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')
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')
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)
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')
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')
129 # Add fd at runtime, there are two ways: monitor related or fdset related
130 class TestSCMFd(iotests.QMPTestCase):
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
136 self.vm.add_monitor_null()
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')
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)
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', {})
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")
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', {})
171 def test_closefd_fd_not_found(self):
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)
178 if __name__ == '__main__':
179 iotests.main(supported_fmts=['raw'],
180 supported_protocols=['file'])