def setup(self):
"""
Function to setup ganesha and create volume for testing.
"""
ret = setup_nfs_ganesha(self.no_of_ganesha_nodes)
if ret:
tc.logger.info("setup of ganesha for %s node is successfull"
% self.no_of_ganesha_nodes)
else:
tc.logger.error("setup of ganesha for %s node is unsuccessfull"
% self.no_of_ganesha_nodes)
return False
ret = GlusterBaseClass.setup(self)
if not ret:
return False
time.sleep(10)
ret = get_volume_status(self.volname)
if ret is None:
return False
ret = get_volume_info(self.volname)
if ret is None:
return False
ret, out, err = tc.run(self.mnode, "showmount -e localhost")
if ret != 0:
return False
ret, out, err = mount_volume(self.volname, self.mount_proto,
self.mountpoint, self.vips[0],
self.clients[0], self.options)
if ret != 0:
tc.logger.error("Mounting Volume %s failed on %s:%s" %
(self.volname, self.clients[0], self.mountpoint))
return False
return True
def get_pathinfo(filename, volname, mnode=None):
"""This module gets filepath of the given file in gluster server.
Example:
get_pathinfo("file1", "testvol")
Args:
filename (str): relative path of file
volname (str): volume name
Kwargs:
mnode (str): Node on which cmd has to be executed. Defaults
to tc.servers[0].
Returns:
NoneType: None if command execution fails, parse errors.
list: file path for the given file in gluster server
"""
if mnode is None:
mnode = tc.servers[0]
mount_point = tempfile.mkdtemp()
# Performing glusterfs mount because only with glusterfs mount
# the file location in gluster server can be identified
ret, _, _ = mount_volume(volname,
mtype='glusterfs',
mpoint=mount_point,
mserver=mnode,
mclient=mnode)
if ret != 0:
tc.logger.error("Failed to do gluster mount on volume %s to fetch"
"pathinfo from server %s" % (volname, mnode))
return None
filename = mount_point + '/' + filename
attr_name = 'trusted.glusterfs.pathinfo'
output = get_extended_attributes_info([filename],
attr_name=attr_name,
mnode=mnode)
if output is None:
tc.logger.error("Failed to get path info for %s" % filename)
return None
pathinfo = output[filename][attr_name]
umount_volume(mnode, mount_point)
tc.run(mnode, "rm -rf " + mount_point)
return re.findall(".*?POSIX.*?:(\S+)\>", pathinfo)
def get_pathinfo(filename, volname, client=None):
"""This module gets filepath of the given file in gluster server.
Example:
get_pathinfo("file1", "testvol")
Args:
filename (str): relative path of file
volname (str): volume name
Kwargs:
client (str): client on which cmd has to be executed.
Returns:
NoneType: None if command execution fails, parse errors.
list: file path for the given file in gluster server
"""
if client is None:
client = tc.clients[0]
server = get_volume_info(volname)[volname]['bricks'][0].split(':')[0]
mount_point = '/mnt/tmp_fuse'
# Performing glusterfs mount because only with glusterfs mount
# the file location in gluster server can be identified from client
# machine
ret, _, _ = mount_volume(volname,
mtype='glusterfs',
mpoint=mount_point,
mserver=server,
mclient=client)
if ret != 0:
tc.logger.error("Failed to do gluster mount on volume %s to fetch"
"pathinfo from client %s" % (volname, client))
return None
filename = mount_point + '/' + filename
attr_name = 'trusted.glusterfs.pathinfo'
output = get_extended_attributes_info([filename],
attr_name=attr_name,
mnode=client)
if output is None:
tc.logger.error("Failed to get path info for %s" % filename)
return None
pathinfo = output[filename][attr_name]
umount_volume(client, mount_point)
return re.findall(".*?POSIX.*?:(\S+)\>", pathinfo)
def get_pathinfo(filename, volname, client=None):
"""This module gets filepath of the given file in gluster server.
Example:
get_pathinfo("file1", "testvol")
Args:
filename (str): relative path of file
volname (str): volume name
Kwargs:
client (str): client on which cmd has to be executed.
Returns:
NoneType: None if command execution fails, parse errors.
list: file path for the given file in gluster server
"""
if client is None:
client = tc.clients[0]
server = get_volume_info(volname)[volname]['bricks'][0].split(':')[0]
mount_point = '/mnt/tmp_fuse'
# Performing glusterfs mount because only with glusterfs mount
# the file location in gluster server can be identified from client
# machine
ret, _, _ = mount_volume(volname, mtype='glusterfs',
mpoint=mount_point,
mserver=server,
mclient=client)
if ret != 0:
tc.logger.error("Failed to do gluster mount on volume %s to fetch"
"pathinfo from client %s"
% (volname, client))
return None
filename = mount_point + '/' + filename
attr_name = 'trusted.glusterfs.pathinfo'
output = get_extended_attributes_info([filename],
attr_name=attr_name,
mnode=client)
if output is None:
tc.logger.error("Failed to get path info for %s" % filename)
return None
pathinfo = output[filename][attr_name]
umount_volume(client, mount_point)
return re.findall(".*?POSIX.*?:(\S+)\>", pathinfo)
def get_pathinfo(filename, volname, mnode=None):
"""This module gets filepath of the given file in gluster server.
Example:
get_pathinfo("file1", "testvol")
Args:
filename (str): relative path of file
volname (str): volume name
Kwargs:
mnode (str): Node on which cmd has to be executed. Defaults
to tc.servers[0].
Returns:
NoneType: None if command execution fails, parse errors.
list: file path for the given file in gluster server
"""
if mnode is None:
mnode = tc.servers[0]
mount_point = tempfile.mkdtemp()
# Performing glusterfs mount because only with glusterfs mount
# the file location in gluster server can be identified
ret, _, _ = mount_volume(volname, mtype='glusterfs',
mpoint=mount_point,
mserver=mnode,
mclient=mnode)
if ret != 0:
tc.logger.error("Failed to do gluster mount on volume %s to fetch"
"pathinfo from server %s"
% (volname, mnode))
return None
filename = mount_point + '/' + filename
attr_name = 'trusted.glusterfs.pathinfo'
output = get_extended_attributes_info([filename],
attr_name=attr_name,
mnode=mnode)
if output is None:
tc.logger.error("Failed to get path info for %s" % filename)
return None
pathinfo = output[filename][attr_name]
umount_volume(mnode, mount_point)
tc.run(mnode, "rm -rf " + mount_point)
return re.findall(".*?POSIX.*?:(\S+)\>", pathinfo)
def run(self):
_rc = True
client = self.clients[0]
tc.run(self.mnode, "gluster volume status %s" % self.volname)
ret, _, _ = mount_volume(self.volname, self.mount_proto,
self.mountpoint, mclient=client)
if ret != 0:
tc.logger.error("Unable to mount the volume %s in %s"
"Please check the logs" % (self.volname, client))
return False
ret, _, _ = tc.run(client, "cp -r /etc %s" % self.mountpoint)
if ret != 0:
tc.logger.error("cp failed in %s. Please check the logs" % client)
_rc = False
tc.run(client, "rm -rf %s/etc" % self.mountpoint)
umount_volume(client, self.mountpoint)
return _rc
def setup_meta_vol(servers=''):
"""
Creates, starts and mounts the gluster meta-volume on the servers
specified.
"""
if servers == '':
servers = tc.servers
meta_volname = 'gluster_shared_storage'
mount_point = '/var/run/gluster/shared_storage'
metav_dist = int(tc.config_data['META_VOL_DIST_COUNT'])
metav_rep = int(tc.config_data['META_VOL_REP_COUNT'])
_num_bricks = metav_dist * metav_rep
repc = ''
if metav_rep > 1:
repc = "replica %d" % metav_rep
bricks = ''
brick_root = "/bricks"
_n = 0
for i in range(0, _num_bricks):
bricks = "%s %s:%s/%s_brick%d" % (bricks, servers[_n], \
brick_root, meta_volname, i)
if _n < len(servers) - 1:
_n = _n + 1
else:
_n = 0
gluster_cmd = "gluster volume create %s %s %s force" \
% (meta_volname, repc, bricks)
ret = tc.run(servers[0], gluster_cmd)
if ret[0] != 0:
tc.logger.error("Unable to create meta volume")
return False
ret = start_volume(meta_volname, servers[0])
if not ret:
tc.logger.error("Unable to start the meta volume")
return False
time.sleep(5)
for server in servers:
ret = mount_volume(meta_volname, 'glusterfs', mount_point, server, \
server)
if ret[0] != 0:
tc.logger.error("Unable to mount meta volume on %s" % server)
return False
return True
def setup_meta_vol(servers=''):
"""
Creates, starts and mounts the gluster meta-volume on the servers
specified.
"""
if servers == '':
servers = tc.servers
meta_volname = 'gluster_shared_storage'
mount_point = '/var/run/gluster/shared_storage'
metav_dist = int(tc.config_data['META_VOL_DIST_COUNT'])
metav_rep = int(tc.config_data['META_VOL_REP_COUNT'])
_num_bricks = metav_dist * metav_rep
repc = ''
if metav_rep > 1:
repc = "replica %d" % metav_rep
bricks = ''
brick_root = "/bricks"
_n = 0
for i in range(0, _num_bricks):
bricks = "%s %s:%s/%s_brick%d" % (bricks, servers[_n], \
brick_root, meta_volname, i)
if _n < len(servers) - 1:
_n = _n + 1
else:
_n = 0
gluster_cmd = "gluster volume create %s %s %s force" \
% (meta_volname, repc, bricks)
ret = tc.run(servers[0], gluster_cmd)
if ret[0] != 0:
tc.logger.error("Unable to create meta volume")
return False
ret = start_volume(meta_volname, servers[0])
if not ret:
tc.logger.error("Unable to start the meta volume")
return False
time.sleep(5)
for server in servers:
ret = mount_volume(meta_volname, 'glusterfs', mount_point, server, \
server)
if ret[0] != 0:
tc.logger.error("Unable to mount meta volume on %s" % server)
return False
return True
def run(self):
_rc = True
client = self.clients[0]
tc.run(self.mnode, "gluster volume status %s" % self.volname)
ret, _, _ = mount_volume(self.volname,
self.mount_proto,
self.mountpoint,
mclient=client)
if ret != 0:
tc.logger.error("Unable to mount the volume %s in %s"
"Please check the logs" % (self.volname, client))
return False
ret, _, _ = tc.run(client, "cp -r /etc %s" % self.mountpoint)
if ret != 0:
tc.logger.error("cp failed in %s. Please check the logs" % client)
_rc = False
tc.run(client, "rm -rf %s/etc" % self.mountpoint)
umount_volume(client, self.mountpoint)
return _rc
