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"""clientutils module contains functions required for performing
certain operations on client
Supported Wrappers :-
-----------
*) umount
*) umountall
*) mount
*) mountall
"""
import atfutils
import hostutils
from atfglobals import GlobalObj
def umount(mountkey):
"""unmounts a mountpoint
Parameters:
mountkey : name given to a mount as specified in testenv.cfg file.
Ex:-"mount1"
Returns:
Success : 0
Failure : 1`
"""
logger = GlobalObj.getLoggerObj()
base_command = "umount"
env = GlobalObj.getTestenvObj()
cm = GlobalObj.getConnectionsManagerObj()
mount_obj = env.getMount(mountkey)
if not mount_obj:
logger.error("InValid Mount. '%s' not defined in TestEnvironment"
% mountkey)
return 1
clientkey = mount_obj.client
client_connection = cm.getConnection(clientkey)
if not client_connection:
logger.error("SSH connection to host '%s' has not been established"
% clientkey)
return 1
command = ' '.join([base_command, mount_obj.dir])
logger.debug('%s: Executing Command: %s' % (clientkey, command))
output = client_connection.executecommand(command)
return_status = atfutils.assert_success(output['exitstatus'])
atfutils.print_stdout(output['stdoutdata'])
atfutils.print_stderr(output['stderrdata'])
if return_status:
stdoutdata = str(output["stdoutdata"])
if ((stdoutdata.rfind("not found")) or (stdoutdata.rfind("not mount"))):
return_status = 0
else:
logger.error("Unable to umount %s" % mountkey)
return return_status
def umountall():
"""unmounts all mount specified in testenv.cfg file.
Ex:- mount1, mount2 etc
Parameters:
None
Returns:
Success : 0
Failure : 1`
"""
env = GlobalObj.getTestenvObj()
failure_flag = False
mounts_keys = env.getMountsKeys()
for mountkey in mounts_keys:
return_status = umount(mountkey)
if return_status:
failure_flag = True
if failure_flag:
return 1
else:
return 0
def mount(mountkey):
"""mounts a filesystem
Parameters:
mountkey : name given to a mount as specified in testenv.cfg file.
Ex:-"mount1"
Returns:
Success : 0
Failure : 1`
"""
logger = GlobalObj.getLoggerObj()
base_command = "mount"
env = GlobalObj.getTestenvObj()
cm = GlobalObj.getConnectionsManagerObj()
command = [base_command]
options = []
mount_obj = env.getMount(mountkey)
if not mount_obj:
logger.error("InValid Mount. %s not defined in TestEnvironment"
% mountkey)
return 1
clientkey = mount_obj.client
client_connection = cm.getConnection(clientkey)
if not client_connection:
logger.error("SSH connection to host '%s' has not been established"
% clientkey)
return 1
return_status = hostutils.mkdir(clientkey, mount_obj.dir)
if return_status:
return return_status
mountdevice_obj = mount_obj.device
device = mountdevice_obj.hostname + ":/" + mountdevice_obj.volumename
options.extend(["-t", mount_obj.type])
if mount_obj.logfile:
options.extend(["-o", ("log-file="+mount_obj.logfile),
"log-level=INFO"])
if mount_obj.options:
options.extend([mount_obj.option])
options.extend([device, mount_obj.dir])
command.extend(options)
command = ' '.join(command)
logger.debug('%s: Executing Command: %s' % (clientkey, command))
output = client_connection.executecommand(command)
return_status = atfutils.assert_success(output['exitstatus'])
atfutils.print_stdout(output['stdoutdata'])
atfutils.print_stderr(output['stderrdata'])
return return_status
def mountall():
"""mounts a filesystem for all mounts specified in testenv.cfg file.
Parameters:
None
Returns:
Success : 0
Failure : 1`
"""
env = GlobalObj.getTestenvObj()
mounts_keys = env.getMountsKeys()
for mountkey in mounts_keys:
return_status = mount(mountkey)
if return_status:
return return_status
return 0
def md5sum_of_mount(mountkey):
"""
Parameter: mount (tye: string)
Returns: output of arequal-checksum command execution(type:dict)
Key : Value of the Output
exitstatus: exit status of the arequal-checksum command on mount
stdoutdata: stdout data of arequal-checksum command execution
stderrdata: stderr data of arequal-checksum command execution
"""
output = {}
output["exitstatus"] = None
output["stdoutdata"] = None
output["stderrdata"] = None
logger = GlobalObj.getLoggerObj()
env = GlobalObj.getTestenvObj()
mount_obj = env.getMount(mountkey)
if not mount_obj:
logger.error("InValid Mount. %s not defined in TestEnvironment"
% mountkey)
output["exitstatus"] = 1
return output
clientkey = mount_obj.client
path = mount_obj.dir
output = hostutils.md5sum(clientkey, path)
return output
def md5sum_of_mounts(mounts):
"""
Description:
Calculate md5sum of mounts using arequal-checksum
Parameters: mounts (type: List)
Returns: md5sums of all the mounts (type: dict)
Keys: mounts
Value: ouput (type:dict)
exitstatus: exit status of the arequal-checksum command on mount
stdoutdata: stdout data of arequal-checksum command execution
stderrdata: stderr data of arequal-checksum command execution
"""
md5sums = {}
for mountkey in mounts:
output = md5sum_of_mount(mountkey)
md5sums[mountkey] = output
return md5sums
def execute_on_mount(mountkey, command, commandInput=None):
"""
"""
output = {}
output["exitstatus"] = None
output["stdoutdata"] = None
output["stderrdata"] = None
logger = GlobalObj.getLoggerObj()
env = GlobalObj.getTestenvObj()
mount_obj = env.getMount(mountkey)
if not mount_obj:
logger.error("InValid Mount. %s not defined in TestEnvironment"
% mountkey)
output["exitstatus"] = 1
return output
clientkey = mount_obj.client
mountdir = mount_obj.dir
command = "cd " + mountdir + " ;" + command
output = hostutils.execute_command(clientkey, command, commandInput)
return output
__all__ = ['execute_on_mount',
'md5sum_of_mounts',
'umount',
'umountall',
'mount',
'mountall']
|