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"""testenv module.
TestEnv Class has attributes which holds information of the current
testenvironment. It includes information about Servers, Clients, Volume,
Bricks, MountPoints etc.
TestEnv Class provides methods to access the testenvironment info
"""
from collections import namedtuple
import re
class TestEnv():
def __init__(self):
self._exportdirs = {}
self._servers = {}
self._bricks = {}
self._volumes = {}
self._clients = {}
self._mountdevices = {}
self._mounts = {}
self._gluster_download_paths = []
self._active_volume = None
self._exportdir_tuple = namedtuple('ExportDir',
['dir', 'fstype', 'device'])
self._server_tuple = namedtuple('Server',
['hostname', 'user', 'password',
'glusterversion', 'installpath'])
self._brick_tuple = namedtuple('Brick',
['hostname', 'path'])
self._volume_tuple = namedtuple('Volume',
['volumename', 'volumetype', 'count',
'transporttype', 'bricks'])
self._client_tuple = namedtuple('Client',
['hostname', 'user', 'password',
'glusterversion', 'installpath'])
self._mountdevice_tuple = namedtuple('MountDevice',
['hostname', 'volumename'])
self._mount_tuple = namedtuple('Mount',
['client', 'dir', 'device',
'type', 'logfile', 'options'])
def addExportdir(self, key, dir_, **arguments):
"""
"""
fstype = device = None
if (arguments.has_key('fstype') and arguments['fstype']):
fstype = arguments['fstype']
if (arguments.has_key('device') and arguments['device']):
device = arguments['device']
exportdir_obj = self._exportdir_tuple(dir_, fstype, device)
self._exportdirs[key] = exportdir_obj
def getExportdir(self, exportdirkey):
"""
"""
exportdir_obj = None
if self._exportdirs.has_key(exportdirkey):
exportdir_obj = self._exportdirs[exportdirkey]
return exportdir_obj
def getExportdirs(self):
"""Returns self._exportdirs dictionary.
'key' in dict is exportdirkey
'value' is exportdir namedtuple object
"""
return self._exportdirs
def addServer(self, key, hostname, user, password,
glusterversion, **arguments):
"""
"""
installpath = None
if (arguments.has_key('installpath') and arguments['installpath']):
installpath = arguments['installpath']
server_obj = self._server_tuple(hostname, user, password,
glusterversion, installpath)
self._servers[key] = server_obj
def getServer(self, serverkey):
"""
"""
server_obj = None
if self._servers.has_key(serverkey):
server_obj = self._servers[serverkey]
return server_obj
def getServers(self):
"""
"""
servers = {}
for serverkey in self._servers.keys():
servers[serverkey] = self.getServer(serverkey)
return servers
def addClient(self, key, hostname, user, password,
glusterversion, **arguments):
"""
"""
installpath = None
if arguments.has_key('installpath') and arguments['installpath']:
installpath = arguments['installpath']
client_obj = self._client_tuple(hostname, user, password,
glusterversion, installpath)
self._clients[key] = client_obj
def getClient(self, clientkey):
"""
"""
client_obj = None
if self._clients.has_key(clientkey):
client_obj = self._clients[clientkey]
return client_obj
def getClients(self):
"""
"""
clients = {}
for clientkey in self._clients.keys():
clients[clientkey] = self.getClient(clientkey)
return clients
def addBrick(self, key, hostname, path, **arguments):
"""
"""
brick_obj = self._brick_tuple(hostname, path)
self._bricks[key] = brick_obj
def getBrick(self, brickkey):
"""
"""
return_brick_obj = None
newhostname = newpath = ''
if self._bricks.has_key(brickkey):
brick_obj = self._bricks[brickkey]
else:
return return_brick_obj
hostname_value = brick_obj.hostname
serverkey = re.split("\.", hostname_value, maxsplit=1)[0]
server_obj = self.getServer(serverkey)
if server_obj:
newhostname = server_obj.hostname
else:
return return_brick_obj
path_value = brick_obj.path
if re.match("^\/", path_value):
path = path_value
else:
exportdir_obj = self.getExportdir(path_value)
if exportdir_obj:
newpath = exportdir_obj.dir
else:
brick_obj = None
return return_brick_obj
return_brick_obj = brick_obj._replace(hostname=newhostname,
path=newpath)
return return_brick_obj
def getBricks(self):
"""
"""
return_bricks = {}
for brickkey in self._bricks.keys():
return_bricks[brickkey] = self.getBrick(brickkey)
return return_bricks
def getRawBrick(self, brickkey):
brick_obj = None
if self._bricks.has_key(brickkey):
brick_obj = self._bricks[brickkey]
return brick_obj
def getBrickKeys(self):
"""
"""
brick_keys = []
brick_keys.extend(self._bricks.keys())
return brick_keys
def addBricksToVolume(self, volumekey="ActiveVolume", *bricks):
"""
"""
volume_obj = None
if volumekey == "ActiveVolume":
volumekey = self._active_volume
if not (volumekey and self._volumes.has_key(volumekey)):
return 1
volume_obj = self._volumes[volumekey]
for brick in bricks:
volume_obj.bricks.append(brick)
return 0
def replaceBrickInVolume(self, replace_brick, to_brick,
volumekey="ActiveVolume"):
"""
"""
volume_obj = None
replaced_status = False
if volumekey == "ActiveVolume":
volumekey = self._active_volume
if not (volumekey and self._volumes.has_key(volumekey)):
return 1
volume_obj = self._volumes[volumekey]
for index, brick in enumerate(volume_obj.bricks):
if brick == replace_brick:
volume_obj.bricks[index] = to_brick
replaced_status = True
break
else:
continue
if replaced_status:
return 0
else:
return 1
def addVolume(self, key, volumename, volumetype, count,
transporttype, bricks):
"""
"""
brickskeylist = [x.strip() for x in bricks.split(",")]
volume_obj = self._volume_tuple(volumename, volumetype,
count, transporttype, brickskeylist)
self._volumes[key] = volume_obj
def getVolume(self, volumekey):
"""
"""
return_volume_obj = None
if not self._volumes.has_key(volumekey):
return return_volume_obj
volume_obj = self._volumes[volumekey]
brickslist = []
for brickkey in volume_obj.bricks:
brick_obj = self.getBrick(brickkey)
if not brick_obj:
return return_volume_obj
else:
brickslist.append(brick_obj)
return_volume_obj = volume_obj._replace(bricks=brickslist)
return return_volume_obj
def getVolumes(self):
"""
"""
return_volumes = {}
for volumekey in self._volumes.keys():
return_volumes[volumekey] = self.getVolume(volumekey)
return return_volumes
def addMountDevice(self, key, hostname, volumename):
"""
"""
mountdevice_obj = self._mountdevice_tuple(hostname, volumename)
self._mountdevices[key] = mountdevice_obj
def getMountDevice(self, mountdevicekey):
"""
*) Check the hostname = IPAddress
*) Check hostname refers to any server
*) Check the volume is defined.
*) Substitute all values
"""
returndevice_obj = None
ip_pattern = re.compile('(?:[\d]{1,3})\.(?:[\d]{1,3})\.(?:[\d]{1,3})\.(?:[\d]{1,3})')
if not self._mountdevices.has_key(mountdevicekey):
return returndevice_obj
else:
mountdevice_obj = self._mountdevices[mountdevicekey]
hostname_value = mountdevice_obj.hostname
if ip_pattern.match(hostname_value):
newhostname = hostname_value
elif re.match('(([a-z]|[A-Z])+[0-9]+)\.hostname', hostname_value):
serverkey = re.split("\.", hostname_value, maxsplit=1)[0]
server_obj = self.getServer(serverkey)
if server_obj:
newhostname = server_obj.hostname
else:
return returndevice_obj
else:
newhostname = hostname_value
volumekey = re.split("\.", mountdevice_obj.volumename, maxsplit=1)[0]
volume_obj = self.getVolume(volumekey)
if volume_obj:
newvolumename = volume_obj.volumename
else:
return returndevice_obj
returndevice_obj = mountdevice_obj._replace(hostname=newhostname,
volumename=newvolumename)
return returndevice_obj
def getMountDevices(self):
"""
"""
return_mount_devices = {}
for mountdevicekey in self._mountdevices.keys():
return_mount_devices[mountdevicekey] = self.getMountDevice(mountdevicekey)
return return_mount_devices
def addMount(self, key, client, dir_, device, **arguments):
"""
"""
logfile = options = None
type_ = "glusterfs"
if (arguments.has_key("type") and arguments['type']):
type_ = arguments['type']
if (arguments.has_key("logfile") and arguments['logfile']):
logfile = arguments['logfile']
if (arguments.has_key("options") and arguments['options']):
options = arguments['options']
mount_obj = self._mount_tuple(client, dir_, device,
type_, logfile, options)
self._mounts[key] = mount_obj
def getMount(self, mountkey):
"""
"""
return_mount_obj = None
if not self._mounts.has_key(mountkey):
return return_mount_obj
mount_obj = self._mounts[mountkey]
devicekey = mount_obj.device
device_obj = self.getMountDevice(devicekey)
if not device_obj:
return return_mount_obj
else:
return_mount_obj = mount_obj._replace(device=device_obj)
return return_mount_obj
def getMounts(self):
"""
"""
return_mounts = {}
for mountkey in self._mounts.keys():
return_mounts[mountkey] = self.getMount(mountkey)
return return_mounts
def getMountsKeys(self):
"""
"""
mounts_keys = []
mounts_keys.extend(self._mounts.keys())
return mounts_keys
def addDefaults(self, **arguments):
"""
"""
downloadpaths = []
if (arguments.has_key('downloadpath') and arguments['downloadpath']):
paths = arguments['downloadpath']
downloadpaths = [x.strip() for x in paths.split(",")]
self._gluster_download_paths = downloadpaths
def setActiveVolume(self, volumekey):
"""
"""
if self._volumes.has_key(volumekey):
self._active_volume = volumekey
return 0
else:
return 1
def getActiveVolume(self):
"""
"""
active_volume_key = self._active_volume
active_volume = self.getVolume(active_volume_key)
return active_volume
def getGlusterDownloadPaths(self):
"""
"""
return self._gluster_download_paths
def getHosts(self):
"""
"""
all_hosts = {}
all_hosts.update(self.getServers)
all_hosts.update(self.getClients)
return all_hosts
def getHostsKeys(self):
"""
"""
hosts_keys = []
hosts_keys.extend(self._servers.keys())
hosts_keys.extend(self._clients.keys())
return hosts_keys
def getHost(self, hostkey):
"""
"""
host_obj = None
host_obj = self.getServer(hostkey)
if host_obj:
return host_obj
else:
host_obj = self.getClient(hostkey)
return host_obj
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