Added RHEVm and vSphere support as source AltCloud

1 files changed, 498 insertions, 0 deletions

diff --git a/tests/unittests/test_datasource/test_altcloud.py b/tests/unittests/test_datasource/test_altcloud.py
new file mode 100644
index 00000000..d404fab9
--- /dev/null
+++ b/tests/unittests/test_datasource/test_altcloud.py
@@ -0,0 +1,498 @@
+#! /usr/bin/env python
+
+import os
+import stat
+import tempfile
+
+from shutil import rmtree
+from tempfile import mkdtemp
+from unittest import TestCase
+
+from time import sleep
+
+from cloudinit import helpers
+
+# Get the cloudinit.sources.DataSourceAltCloud import items needed.
+import cloudinit.sources.DataSourceAltCloud
+from cloudinit.sources.DataSourceAltCloud import DataSourceAltCloud
+
+def _write_cloud_info_file(value):
+    '''
+    Populate the CLOUD_INFO_FILE which would be populated
+    with a cloud backend identifier ImageFactory when building
+    an image with ImageFactory.
+    '''
+    f = open(cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE, 'w')
+    f.write(value)
+    f.close()
+    os.chmod(cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE, 0664)
+
+def _remove_cloud_info_file():
+    '''
+    Remove the test CLOUD_INFO_FILE
+    '''
+    os.remove(cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE)
+
+def _write_user_data_files(value):
+    '''
+    Populate the DELTACLOUD_USER_DATA_FILE the USER_DATA_FILE
+    which would be populated with user data.
+    '''
+    f = open(cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE, 'w')
+    f.write(value)
+    f.close()
+    os.chmod(cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE, 0664)
+
+    f = open(cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE, 'w')
+    f.write(value)
+    f.close()
+    os.chmod(cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE, 0664)
+
+def _remove_user_data_files():
+    '''
+    Remove the test files: DELTACLOUD_USER_DATA_FILE and
+    USER_DATA_FILE
+    '''
+    os.remove(cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE)
+    os.remove(cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE)
+
+class TestDataSouceAltCloud_get_cloud_type(TestCase):
+    '''
+    Test to exercise method: DataSourceAltCloud.get_cloud_type() 
+    '''
+
+    def setUp(self):
+        ''' Set up '''
+        self.paths = helpers.Paths({ 'cloud_dir': '/tmp' })
+
+    def tearDown(self):
+        # Reset
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['dmidecode', '--string', 'system-product-name']
+
+    def test_get_cloud_type_RHEV(self):
+        '''
+        Test method get_cloud_type() for RHEVm systems.
+        Forcing dmidecode return to match a RHEVm system: RHEV Hypervisor
+        '''
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'RHEV Hypervisor']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals('RHEV', \
+            ds.get_cloud_type())
+
+    def test_get_cloud_type_VSPHERE(self):
+        '''
+        Test method get_cloud_type() for vSphere systems.
+        Forcing dmidecode return to match a vSphere system: RHEV Hypervisor
+        '''
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'VMware Virtual Platform']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals('VSPHERE', \
+            ds.get_cloud_type())
+
+    def test_get_cloud_type_UNKNOWN(self):
+        '''
+        Test method get_cloud_type() for unknown systems.
+        Forcing dmidecode return to match an unrecognized return.
+        '''
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'Unrecognized Platform']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals('UNKNOWN', \
+            ds.get_cloud_type())
+
+    def test_get_cloud_type_exception1(self):
+        '''
+        Test method get_cloud_type() where command dmidecode fails.
+        '''
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['ls', 'bad command']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals('UNKNOWN', \
+            ds.get_cloud_type())
+
+    def test_get_cloud_type_exception(self):
+        '''
+        Test method get_cloud_type() where command dmidecode is not available.
+        '''
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['bad command']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals('UNKNOWN', \
+            ds.get_cloud_type())
+
+class TestDataSouceAltCloud_get_data_cloud_info_file(TestCase):
+    '''
+    Test to exercise method: DataSourceAltCloud.get_data() 
+    With a contrived CLOUD_INFO_FILE
+    '''
+    def setUp(self):
+        ''' Set up '''
+        self.paths = helpers.Paths({ 'cloud_dir': '/tmp' })
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            '/tmp/cloudinit_test_etc_sysconfig_cloud-info'
+
+    def tearDown(self):
+        # Reset
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            CLOUD_INFO_FILE = '/etc/sysconfig/cloud-info'
+
+    def test_get_data_RHEV_cloud_file(self):
+        '''Success Test module get_data() forcing RHEV '''
+
+        _write_cloud_info_file('RHEV')
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_rhevm = lambda : True
+        self.assertEquals(True, ds.get_data())
+
+    def test_get_data_VSPHERE_cloud_file(self):
+        '''Success Test module get_data() forcing VSPHERE '''
+
+        _write_cloud_info_file('VSPHERE')
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_vsphere = lambda : True
+        self.assertEquals(True, ds.get_data())
+
+    def test_failure_get_data_RHEV_cloud_file(self):
+        '''Failure Test module get_data() forcing RHEV '''
+
+        _write_cloud_info_file('RHEV')
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_rhevm = lambda : False
+        self.assertEquals(False, ds.get_data())
+
+    def test_failure_get_data_VSPHERE_cloud_file(self):
+        '''Failure Test module get_data() forcing VSPHERE '''
+
+        _write_cloud_info_file('VSPHERE')
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_vsphere = lambda : False
+        self.assertEquals(False, ds.get_data())
+
+    def test_failure_get_data_unrecognized_cloud_file(self):
+        '''Failure Test module get_data() forcing unrecognized '''
+
+        _write_cloud_info_file('unrecognized')
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals(False, ds.get_data())
+
+class TestDataSouceAltCloud_get_data_no_cloud_info_file(TestCase):
+    '''
+    Test to exercise method: DataSourceAltCloud.get_data() 
+    Without a CLOUD_INFO_FILE
+    '''
+    def setUp(self):
+        ''' Set up '''
+        self.paths = helpers.Paths({ 'cloud_dir': '/tmp' })
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            'no such file'
+
+    def tearDown(self):
+        # Reset
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            CLOUD_INFO_FILE = '/etc/sysconfig/cloud-info'
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['dmidecode', '--string', 'system-product-name']
+
+    def test_get_data_RHEV_cloud_file(self):
+        '''Test No cloud info file module get_data() forcing RHEV '''
+
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'RHEV Hypervisor']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_rhevm = lambda : True
+        self.assertEquals(True, ds.get_data())
+
+    def test_get_data_VSPHERE_cloud_file(self):
+        '''Test No cloud info file module get_data() forcing VSPHERE '''
+
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'VMware Virtual Platform']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        ds.user_data_vsphere = lambda : True
+        self.assertEquals(True, ds.get_data())
+
+    def test_failure_get_data_VSPHERE_cloud_file(self):
+        '''Test No cloud info file module get_data() forcing unrecognized '''
+
+        cloudinit.sources.DataSourceAltCloud.CMD_DMI_SYSTEM = \
+            ['echo', 'Unrecognized Platform']
+        ds = DataSourceAltCloud({}, None, self.paths)
+        self.assertEquals(False, ds.get_data())
+
+class TestDataSouceAltCloud_user_data_rhevm(TestCase):
+    '''
+    Test to exercise method: DataSourceAltCloud.user_data_rhevm() 
+    '''
+    def setUp(self):
+        ''' Set up '''
+        self.paths = helpers.Paths({ 'cloud_dir': '/tmp' })
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            '/tmp/cloudinit_test_etc_sysconfig_cloud-info'
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + \
+            '/deltacloud-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + \
+            '/user-data.txt'
+
+        try:
+            os.mkdir(cloudinit.sources.DataSourceAltCloud.MEDIA_DIR)
+        except OSError, (errno, strerror):
+            # Ignore OSError: [Errno 17] File exists:
+            if errno is not 17:
+                raise
+
+        _write_user_data_files('test user data')
+
+    def tearDown(self):
+        # Reset
+
+        _remove_user_data_files()
+
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            CLOUD_INFO_FILE = '/etc/sysconfig/cloud-info'
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = '/media'
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['/sbin/modprobe', 'floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['/bin/mount', '/dev/fd0', cloudinit.sources.DataSourceAltCloud.MEDIA_DIR]
+
+    def test_user_data_rhevm(self):
+        '''Test user_data_rhevm() '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['echo', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(True, ds.user_data_rhevm())
+
+    def test_user_data_rhevm_modprobe_fails(self):
+        '''Test user_data_rhevm() where modprobe fails. '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['ls', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_rhevm())
+
+    def test_user_data_rhevm_no_modprobe_cmd(self):
+        '''Test user_data_rhevm() with no modprobe command. '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['bad command', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_rhevm())
+
+    def test_user_data_rhevm_mount_fails(self):
+        '''Test user_data_rhevm() where mount fails. '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['echo', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['ls', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_rhevm())
+
+    def test_user_data_rhevm_no_user_data_file(self):
+        '''Test user_data_rhevm() with no user data files.'''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['echo', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_rhevm())
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/user-data.txt'
+
+    def test_user_data_rhevm_no_user_data_file(self):
+        '''Test user_data_rhevm() with no deltacloud user data file.'''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_PROBE_FLOPPY = \
+            ['echo', 'modprobe floppy']
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_FLOPPY = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(True, ds.user_data_rhevm())
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+class TestDataSouceAltCloud_user_data_vsphere(TestCase):
+    '''
+    Test to exercise method: DataSourceAltCloud.user_data_vsphere() 
+    '''
+    def setUp(self):
+        ''' Set up '''
+        self.paths = helpers.Paths({ 'cloud_dir': '/tmp' })
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            '/tmp/cloudinit_test_etc_sysconfig_cloud-info'
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + \
+            '/deltacloud-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + \
+            '/user-data.txt'
+
+        try:
+            os.mkdir(cloudinit.sources.DataSourceAltCloud.MEDIA_DIR)
+        except OSError, (errno, strerror):
+            # Ignore OSError: [Errno 17] File exists:
+            if errno is not 17:
+                raise
+
+        _write_user_data_files('test user data')
+
+    def tearDown(self):
+        # Reset
+
+        _remove_user_data_files()
+
+        cloudinit.sources.DataSourceAltCloud.CLOUD_INFO_FILE = \
+            CLOUD_INFO_FILE = '/etc/sysconfig/cloud-info'
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = '/media'
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_CDROM = \
+            ['/bin/mount', '/dev/fd0', cloudinit.sources.DataSourceAltCloud.MEDIA_DIR]
+
+
+    def test_user_data_vsphere(self):
+        '''Test user_data_vsphere() '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_CDROM = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(True, ds.user_data_vsphere())
+
+    def test_user_data_vsphere_mount_fails(self):
+        '''Test user_data_vsphere() where mount fails. '''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_CDROM = \
+            ['ls', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_vsphere())
+
+    def test_user_data_vsphere_no_user_data_file(self):
+        '''Test user_data_vsphere() with no user data files.'''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_CDROM = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(False, ds.user_data_vsphere())
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+        cloudinit.sources.DataSourceAltCloud.USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/user-data.txt'
+
+    def test_user_data_vsphere_no_user_data_file(self):
+        '''Test user_data_vsphere() with no deltacloud user data files.'''
+
+        cloudinit.sources.DataSourceAltCloud.MEDIA_DIR = \
+            '/tmp/cloudinit_test_media'
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/not-user-data.txt'
+
+        cloudinit.sources.DataSourceAltCloud.CMD_MNT_CDROM = \
+            ['echo', 'floppy mounted']
+
+        ds = DataSourceAltCloud({}, None, self.paths)
+
+        self.assertEquals(True, ds.user_data_vsphere())
+
+        cloudinit.sources.DataSourceAltCloud.DELTACLOUD_USER_DATA_FILE = \
+            cloudinit.sources.DataSourceAltCloud.MEDIA_DIR + '/deltacloud-user-data.txt'
+
+# vi: ts=4 expandtab
+