tests: Add tests for fdsets

Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 129 insertions, 0 deletions

diff --git a/tests/qemu-iotests/045 b/tests/qemu-iotests/045
new file mode 100755
index 0000000000..2b6f1af27a
--- /dev/null
+++ b/tests/qemu-iotests/045
@@ -0,0 +1,129 @@
+#!/usr/bin/env python
+#
+# Tests for fdsets.
+#
+# Copyright (C) 2012 IBM Corp.
+#
+# This program 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 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import os
+import iotests
+from iotests import qemu_img
+
+image0 = os.path.join(iotests.test_dir, 'image0')
+image1 = os.path.join(iotests.test_dir, 'image1')
+image2 = os.path.join(iotests.test_dir, 'image2')
+image3 = os.path.join(iotests.test_dir, 'image3')
+image4 = os.path.join(iotests.test_dir, 'image4')
+
+class TestFdSets(iotests.QMPTestCase):
+
+    def setUp(self):
+        self.vm = iotests.VM()
+        qemu_img('create', '-f', iotests.imgfmt, image0, '128K')
+        qemu_img('create', '-f', iotests.imgfmt, image1, '128K')
+        qemu_img('create', '-f', iotests.imgfmt, image2, '128K')
+        qemu_img('create', '-f', iotests.imgfmt, image3, '128K')
+        qemu_img('create', '-f', iotests.imgfmt, image4, '128K')
+        self.file0 = open(image0, 'r')
+        self.file1 = open(image1, 'w+')
+        self.file2 = open(image2, 'r')
+        self.file3 = open(image3, 'r')
+        self.file4 = open(image4, 'r')
+        self.vm.add_fd(self.file0.fileno(), 1, 'image0:r')
+        self.vm.add_fd(self.file1.fileno(), 1, 'image1:w+')
+        self.vm.add_fd(self.file2.fileno(), 0, 'image2:r')
+        self.vm.add_fd(self.file3.fileno(), 2, 'image3:r')
+        self.vm.add_fd(self.file4.fileno(), 2, 'image4:r')
+        self.vm.add_drive("/dev/fdset/1")
+        self.vm.launch()
+
+    def tearDown(self):
+        self.vm.shutdown()
+        self.file0.close()
+        self.file1.close()
+        self.file2.close()
+        self.file3.close()
+        self.file4.close()
+        os.remove(image0)
+        os.remove(image1)
+        os.remove(image2)
+        os.remove(image3)
+        os.remove(image4)
+
+    def test_query_fdset(self):
+        result = self.vm.qmp('query-fdsets')
+        self.assert_qmp(result, 'return[0]/fdset-id', 2)
+        self.assert_qmp(result, 'return[1]/fdset-id', 1)
+        self.assert_qmp(result, 'return[2]/fdset-id', 0)
+        self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image3:r')
+        self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image4:r')
+        self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r')
+        self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+')
+        self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r')
+        self.vm.shutdown()
+
+    def test_remove_fdset(self):
+        result = self.vm.qmp('remove-fd', fdset_id=2)
+        self.assert_qmp(result, 'return', {})
+        result = self.vm.qmp('query-fdsets')
+        self.assert_qmp(result, 'return[0]/fdset-id', 1)
+        self.assert_qmp(result, 'return[1]/fdset-id', 0)
+        self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image0:r')
+        self.assert_qmp(result, 'return[0]/fds[1]/opaque', 'image1:w+')
+        self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image2:r')
+        self.vm.shutdown()
+
+    def test_remove_fd(self):
+        result = self.vm.qmp('query-fdsets')
+        fd_image3 = result['return'][0]['fds'][0]['fd']
+        result = self.vm.qmp('remove-fd', fdset_id=2, fd=fd_image3)
+        self.assert_qmp(result, 'return', {})
+        result = self.vm.qmp('query-fdsets')
+        self.assert_qmp(result, 'return[0]/fdset-id', 2)
+        self.assert_qmp(result, 'return[1]/fdset-id', 1)
+        self.assert_qmp(result, 'return[2]/fdset-id', 0)
+        self.assert_qmp(result, 'return[0]/fds[0]/opaque', 'image4:r')
+        self.assert_qmp(result, 'return[1]/fds[0]/opaque', 'image0:r')
+        self.assert_qmp(result, 'return[1]/fds[1]/opaque', 'image1:w+')
+        self.assert_qmp(result, 'return[2]/fds[0]/opaque', 'image2:r')
+        self.vm.shutdown()
+
+    def test_remove_fd_invalid_fdset(self):
+        result = self.vm.qmp('query-fdsets')
+        fd_image3 = result['return'][0]['fds'][0]['fd']
+        result = self.vm.qmp('remove-fd', fdset_id=3, fd=fd_image3)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+        self.assert_qmp(result, 'error/desc',
+            'File descriptor named \'fdset-id:3, fd:%d\' not found' % fd_image3)
+        self.vm.shutdown()
+
+    def test_remove_fd_invalid_fd(self):
+        result = self.vm.qmp('query-fdsets')
+        result = self.vm.qmp('remove-fd', fdset_id=2, fd=999)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+        self.assert_qmp(result, 'error/desc',
+            'File descriptor named \'fdset-id:2, fd:999\' not found')
+        self.vm.shutdown()
+
+    def test_add_fd_invalid_fd(self):
+        result = self.vm.qmp('add-fd', fdset_id=2)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+        self.assert_qmp(result, 'error/desc',
+                'No file descriptor supplied via SCM_RIGHTS')
+        self.vm.shutdown()
+
+if __name__ == '__main__':
+    iotests.main(supported_fmts=['raw'])