def setUp(self):
"""unittest standard setUp method
Runs before each test_ method
"""
print "Setting Up: %s" % self.id()
# render the template
g.render_template(self.template_file,
self.template_vars,
self.output_file,
self.search_path)
# read the resulting config file built from template
self.output_config = g.load_config(self.output_file)
g.show_config(self.output_config)
def main():
"""Main function"""
args = parse_args()
if args.config_list:
handle_configs(args.config_list)
g.show_config(g.config)
output_file = "rendered_template.txt"
if args.output_file:
output_file = args.output_file
if args.template_file:
g.render_template(args.template_file, g.config, output_file)
def add_node_to_nfs_ganesha_cluster(servers, node_to_add, vip):
"""Adds a node to nfs ganesha cluster using gdeploy
Args:
servers (list): Nodes of existing nfs-ganesha cluster.
node_to_add (str): Node to add in existing nfs-ganesha cluster.
vip (str): virtual IP of the node mentioned in 'node_to_add'
param.
Returns:
bool : True on successfully adding node to nfs-ganesha cluster.
False otherwise
Example:
add_node_to_nfs_ganesha_cluster(servers, node_to_add, vip)
"""
conf_file = "add_node_to_nfs_ganesha_cluster.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
cluster_nodes = servers
hosts = servers + [node_to_add]
values_to_substitute_in_template = {
'servers': hosts,
'node_to_add': node_to_add,
'cluster_nodes': cluster_nodes,
'vip': vip
}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for adding node "
"in existing nfs ganesha cluster" % cmd)
g.log.error("gdeploy console output for adding node in "
"existing nfs-ganesha cluster: %s" % stderr)
return False
g.log.info("gdeploy output for adding node in existing "
"nfs-ganesha cluster: %s" % stdout)
# pcs status output
_, _, _ = g.run(servers[0], "pcs status")
# Removing gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def teardown_nfs_ganesha_cluster(servers, force=False):
"""Teardown nfs ganesha cluster using gdeploy
Args:
servers (list): Nodes in nfs-ganesha cluster to teardown entire
cluster
force (bool): if this option is set to True, then nfs ganesha cluster
is teardown using force cleanup
Returns:
bool : True on successfully teardown nfs-ganesha cluster.
False otherwise
Example:
teardown_nfs_ganesha_cluster(servers)
"""
conf_file = "teardown_nfs_ganesha_cluster.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {'servers': servers}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for teardown nfs "
"ganesha cluster" % cmd)
g.log.error("gdeploy console output for teardown nfs-ganesha "
"cluster: %s" % stderr)
return False
g.log.info("gdeploy output for teardown nfs-ganesha cluster: %s" % stdout)
# Removing gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
if force:
g.log.info("Executing force cleanup...")
for server in servers:
cmd = ("/usr/libexec/ganesha/ganesha-ha.sh --teardown "
"/var/run/gluster/shared_storage/nfs-ganesha")
_, _, _ = g.run(server, cmd)
_, _, _ = stop_nfs_ganesha_service(server)
return True
def update_volume_export_configuration(mnode, volname, config_to_update):
"""Updates volume export configuration and runs
refresh config for the volume.
Args:
mnode (str): Node in which refresh config command will
be executed.
volname (str): volume name
config_to_update (str): config lines to update in volume
export configuration file.
Returns:
bool : True on successfully updating export config for
nfs-ganesha volume. False otherwise
Example:
update_volume_export_configuration(mnode, volname, config_to_update)
"""
conf_file = "nfs_ganesha_update_export_file.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {
'server': mnode,
'volname': volname,
'config_to_update': config_to_update
}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s to update export "
"configuration on nfs ganesha volume" % cmd)
g.log.error("gdeploy console output to update export "
"configuration on nfs ganesha volume: %s" % stderr)
return False
g.log.info("gdeploy output to update export configuration "
"on nfs ganesha volume: %s" % stdout)
# Removing the gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def delete_node_from_nfs_ganesha_cluster(servers, node_to_delete):
"""Deletes a node from existing nfs ganesha cluster using gdeploy
Args:
servers (list): Nodes of existing nfs-ganesha cluster.
node_to_delete (str): Node to delete from existing nfs-ganesha cluster.
Returns:
bool : True on successfully creating nfs-ganesha cluster.
False otherwise
Example:
delete_node_from_nfs_ganesha_cluster(servers, node_to_delete)
"""
conf_file = "delete_node_from_nfs_ganesha_cluster.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {
'servers': servers,
'node_to_delete': node_to_delete
}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for deleting node "
"from existing nfs ganesha cluster" % cmd)
g.log.error("gdeploy console output for deleting node from "
"existing nfs-ganesha cluster: %s" % stderr)
return False
g.log.info("gdeploy output for deleting node from existing "
"nfs-ganesha cluster: %s" % stdout)
# pcs status output
_, _, _ = g.run(servers[0], "pcs status")
# Removing gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def create_nfs_ganesha_cluster(servers, vips):
"""Creates nfs ganesha cluster using gdeploy
Args:
servers (list): Nodes in which nfs-ganesha cluster will be created.
vips (list): virtual IPs of each servers mentioned in 'servers'
param.
Returns:
bool : True on successfully creating nfs-ganesha cluster.
False otherwise
Example:
create_nfs_ganesha_cluster(servers, vips)
"""
conf_file = "create_nfs_ganesha_cluster.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {'servers': servers, 'vips': vips}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for creating nfs "
"ganesha cluster" % cmd)
g.log.error("gdeploy console output for creating nfs-ganesha "
"cluster: %s" % stderr)
return False
g.log.info("gdeploy output for creating nfs-ganesha cluster: %s" % stdout)
# pcs status output
_, _, _ = g.run(servers[0], "pcs status")
# Removing the gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def run_refresh_config(mnode, volname):
"""Runs refresh config on nfs ganesha volume.
Args:
mnode (str): Node in which refresh config command will
be executed.
volname (str): volume name
Returns:
bool : True on successfully running refresh config on
nfs-ganesha volume. False otherwise
Example:
run_refresh_config("abc.com", volname)
"""
conf_file = "nfs_ganesha_refresh_config.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {'server': mnode,
'volname': volname}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file"
% tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for running "
"refresh config on nfs ganesha volume" % cmd)
g.log.error("gdeploy console output for running refresh config "
"on nfs ganesha volume: %s" % stderr)
return False
g.log.info("gdeploy output for running refresh config "
"on nfs ganesha volume: %s" % stdout)
# Removing the gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def set_nfs_ganesha_client_configuration(client_nodes):
"""Sets pre-requisites in the client machines to
mount with nfs-ganesha.
Args:
client_nodes (list): Client nodes in which the prerequisite
are done to do nfs-ganesha mount.
Returns:
bool : True on successfully creating nfs-ganesha cluster.
False otherwise
Example:
set_nfs_ganesha_client_configuration(client_nodes)
"""
conf_file = "nfs_ganesha_client_configuration.jinja"
gdeploy_config_file = GDEPLOY_CONF_DIR + conf_file
tmp_gdeploy_config_file = ("/tmp/" + os.path.splitext(conf_file)[0] +
".conf")
values_to_substitute_in_template = {'servers': client_nodes}
ret = g.render_template(gdeploy_config_file,
values_to_substitute_in_template,
tmp_gdeploy_config_file)
if not ret:
g.log.error("Failed to substitute values in %s file" %
tmp_gdeploy_config_file)
return False
cmd = "gdeploy -c " + tmp_gdeploy_config_file
retcode, stdout, stderr = g.run_local(cmd)
if retcode != 0:
g.log.error("Failed to execute gdeploy cmd %s for setting nfs "
"ganesha client configuration" % cmd)
g.log.error("gdeploy console output for setting nfs-ganesha "
"client configuration: %s" % stderr)
return False
g.log.info("gdeploy output for setting nfs-ganesha client "
"configuration: %s" % stdout)
# Removing the gdeploy conf file from /tmp
os.remove(tmp_gdeploy_config_file)
return True
def setUp(self):
"""unittest standard setUp method
Runs before each test_ method
"""
print "Setting Up: %s" % self.id()
# render the template
self.returned_template = g.render_template(self.template_file,
self.template_vars,
self.output_file,
self.search_path)
# read the resulting config file built from template
self.output_config = g.load_config(self.output_file)
g.show_config(self.output_config)
self.returned_config = g.load_yaml_string(self.returned_template)
g.show_config(self.returned_config)