Merge "Refactor config drive mounting"
diff --git a/releasenotes/notes/create-mount-config-drive-to-lib-1a6e912b8afbcc7e.yaml b/releasenotes/notes/create-mount-config-drive-to-lib-1a6e912b8afbcc7e.yaml
new file mode 100644
index 0000000..f92cd78
--- /dev/null
+++ b/releasenotes/notes/create-mount-config-drive-to-lib-1a6e912b8afbcc7e.yaml
@@ -0,0 +1,4 @@
+---
+features:
+ - A function has been added to the common library to allow mounting and
+ unmounting of the config drive consistently.
diff --git a/tempest/api/compute/servers/test_device_tagging.py b/tempest/api/compute/servers/test_device_tagging.py
index d3b1350..43046ca 100644
--- a/tempest/api/compute/servers/test_device_tagging.py
+++ b/tempest/api/compute/servers/test_device_tagging.py
@@ -264,25 +264,13 @@
# Verify metadata on config drive
if CONF.compute_feature_enabled.config_drive:
- cmd_blkid = 'blkid -t LABEL=config-2 -o device'
LOG.info('Attempting to verify tagged devices in server %s via '
'the config drive.', server['id'])
- dev_name = self.ssh_client.exec_command(cmd_blkid)
- dev_name = dev_name.rstrip()
- try:
- self.ssh_client.exec_command('sudo mount %s /mnt' % dev_name)
- except exceptions.SSHExecCommandFailed:
- # So the command failed, let's try to know why and print some
- # useful information.
- lsblk = self.ssh_client.exec_command('sudo lsblk --fs --ascii')
- LOG.error("Mounting %s on /mnt failed. Right after the "
- "failure 'lsblk' in the guest reported:\n%s",
- dev_name, lsblk)
- raise
-
+ self.ssh_client.mount_config_drive()
cmd_md = 'sudo cat /mnt/openstack/latest/meta_data.json'
md_json = self.ssh_client.exec_command(cmd_md)
self.verify_device_metadata(md_json)
+ self.ssh_client.unmount_config_drive()
class DeviceTaggingTestV2_42(DeviceTaggingTest):
diff --git a/tempest/lib/common/utils/linux/remote_client.py b/tempest/lib/common/utils/linux/remote_client.py
index 94fab00..8ac1d38 100644
--- a/tempest/lib/common/utils/linux/remote_client.py
+++ b/tempest/lib/common/utils/linux/remote_client.py
@@ -11,6 +11,7 @@
# under the License.
import functools
+import re
import sys
import netaddr
@@ -126,3 +127,27 @@
cmd = 'sudo {cmd} -I {nic}'.format(cmd=cmd, nic=nic)
cmd += ' -c{0} -w{0} -s{1} {2}'.format(count, size, host)
return self.exec_command(cmd)
+
+ def mount_config_drive(self):
+ """Mount the config drive inside a virtual machine
+
+ This method will not unmount the config drive, so unmount_config_drive
+ must be used for cleanup.
+ """
+ cmd_blkid = 'blkid | grep -i config-2'
+ result = self.exec_command(cmd_blkid)
+ dev_name = re.match('([^:]+)', result).group()
+
+ try:
+ self.exec_command('sudo mount %s /mnt' % dev_name)
+ except tempest.lib.exceptions.SSHExecCommandFailed:
+ # So the command failed, let's try to know why and print some
+ # useful information.
+ lsblk = self.exec_command('sudo lsblk --fs --ascii')
+ LOG.error("Mounting %s on /mnt failed. Right after the "
+ "failure 'lsblk' in the guest reported:\n%s",
+ dev_name, lsblk)
+ raise
+
+ def unmount_config_drive(self):
+ self.exec_command('sudo umount /mnt')
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index 1be8625..1671216 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -14,7 +14,6 @@
# under the License.
import json
-import re
from tempest.common import utils
from tempest.common import waiters
@@ -94,22 +93,13 @@
result = self.servers_client.show_password(self.instance['id'])
self.assertEqual(data, result['password'])
- def _mount_config_drive(self):
- cmd_blkid = 'blkid | grep -i config-2'
- result = self.ssh_client.exec_command(cmd_blkid)
- dev_name = re.match('([^:]+)', result).group()
- self.ssh_client.exec_command('sudo mount %s /mnt' % dev_name)
-
- def _unmount_config_drive(self):
- self.ssh_client.exec_command('sudo umount /mnt')
-
def verify_metadata_on_config_drive(self):
if self.run_ssh and CONF.compute_feature_enabled.config_drive:
# Verify metadata on config_drive
- self._mount_config_drive()
+ self.ssh_client.mount_config_drive()
cmd_md = 'sudo cat /mnt/openstack/latest/meta_data.json'
result = self.ssh_client.exec_command(cmd_md)
- self._unmount_config_drive()
+ self.ssh_client.unmount_config_drive()
result = json.loads(result)
self.assertIn('meta', result)
msg = ('Failed while verifying metadata on config_drive on server.'
@@ -119,10 +109,10 @@
def verify_networkdata_on_config_drive(self):
if self.run_ssh and CONF.compute_feature_enabled.config_drive:
# Verify network data on config_drive
- self._mount_config_drive()
+ self.ssh_client.mount_config_drive()
cmd_md = 'sudo cat /mnt/openstack/latest/network_data.json'
result = self.ssh_client.exec_command(cmd_md)
- self._unmount_config_drive()
+ self.ssh_client.unmount_config_drive()
result = json.loads(result)
self.assertIn('services', result)
self.assertIn('links', result)