def get_interface_by_name(self, name):
if name == "lo": # loopback interface is not handled
raise StorLeverError("Interface(%s) cannot support" % name, 404)
dev = ifconfig.findif(name, False)
if dev is None:
raise StorLeverError("Interface(%s) does not exist" % name, 404)
encap_type = self._get_if_encap(dev.name)
if encap_type != 1:
raise StorLeverError(
"Interface(%s)'s type(%d) is not supported by storlever" %
(name, encap_type), 400)
return EthInterface(dev.name)
def get_interface_list(self):
interfaces_name = []
for dev in ifconfig.iterifs(False):
if dev.name == "lo": # loopback interface is not handled
continue
if self._get_if_encap(dev.name) != 1:
# only support Ethernet
continue
interfaces_name.append(dev.name)
interfaces_name.sort()
interfaces = []
for name in interfaces_name:
interfaces.append(EthInterface(name))
return interfaces
def del_group(self, bond_name, user="******"):
# check exist
group_name_list = self.group_name_list()
if bond_name not in group_name_list:
raise StorLeverError("%s not found" % bond_name, 404)
if bond_name == "bond0":
# if want to delete bond0, there must be no other
# group, because bonding driver would auto create bond0 interface
# if there is another bond interface beyond bond0
if (len(group_name_list) > 1) or \
(group_name_list[0] != bond_name):
raise StorLeverError("Other bonding group must be "
"deleted before bond0 can be deleted", 400)
bond_group = BondGroup(bond_name)
bond_slaves = bond_group.slaves
check_output([IFDOWN, bond_name])
# get mutex
with self.lock:
# change bond.conf
self._del_bond_from_conf(bond_name)
# modify the slaves conf, especial for the first one,
# copy the bond ip config to it
is_first = True
for slave in bond_slaves:
slave_object = EthInterface(slave)
if is_first:
slave_object.conf["IPADDR"] = \
bond_group.conf.get("IPADDR", "")
slave_object.conf["NETMASK"] = \
bond_group.conf.get("NETMASK", "")
slave_object.conf["GATEWAY"] = \
bond_group.conf.get("GATEWAY", "")
is_first = False
else:
slave_object.conf["IPADDR"] = ""
slave_object.conf["NETMASK"] = ""
slave_object.conf["GATEWAY"] = ""
slave_object.conf.delete("MASTER")
slave_object.conf.delete("SLAVE")
slave_object.save_conf()
# delete ifcfg-bond*
ifcfg_name = os.path.join(IF_CONF_PATH, "ifcfg-%s" % bond_name)
if os.path.isfile(ifcfg_name):
os.remove(ifcfg_name)
# restart network
if os.path.exists(BONDING_MASTERS):
write_file_entry(BONDING_MASTERS, "-%s\n" % bond_name)
for slave_if in bond_slaves:
check_output([IFUP, slave_if])
# if_mgr()._restart_network()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"bond group %s (slaves:[%s]) "
"is deleted by user(%s)" %
(bond_name, ",".join(bond_slaves), user))
def add_group(self, miimon, mode, ifs=[],
ip="", netmask="", gateway="",
user="******"):
""" add a bond group
parameters:
miimon, int, link detect interval in ms
mode, int, bond mode
ifs, Array of string, the array of the slave interface name
return the new bond group name (bond interface name)
"""
if mode not in modeMap:
StorLeverError("mdoe(%d) is not supported" % mode, 400)
# get mutex
with self.lock:
# check slave ifs exist and not slave
exist_if_list = if_mgr().interface_name_list()
for slave_if in ifs:
if slave_if not in exist_if_list:
raise StorLeverError("%s not found" % slave_if, 404)
if ifconfig.Interface(slave_if).is_slave():
raise StorLeverError("%s is already a slave of other bond group"
% slave_if, 400)
# find the available bond name
max_index = self._find_max_index()
bond_name = "bond%d" % (max_index + 1)
# change bond.conf
self._add_bond_to_conf(bond_name)
# create ifcfg-bond*
conf = properties(DEVICE=bond_name,
IPADDR="",
NETMASK="",
GATEWAY="",
BOOTPROTO="none",
NM_CONTROLLED="no",
ONBOOT="yes",
BONDING_OPTS='"miimon=%d, mode=%d"'
% (miimon, mode))
ifcfg_name = "ifcfg-%s" % bond_name
conf.apply_to(os.path.join(IF_CONF_PATH, ifcfg_name))
# modify the slave's ifcfg
for slave_if in ifs:
slave_object = EthInterface(slave_if)
slave_object.conf.delete("IPADDR")
slave_object.conf.delete("NETMASK")
slave_object.conf.delete("GATEWAY")
slave_object.conf["BOOTPROTO"] = "none"
slave_object.conf["ONBOOT"] = "yes"
slave_object.conf["MASTER"] = bond_name
slave_object.conf["SLAVE"] = "yes"
slave_object.save_conf()
# remove the if's ip avoid ip conflict
# for slave_if in ifs:
# check_output([IFDOWN, slave_if])
# ifconfig.Interface(slave_if).set_ip("0.0.0.0")
# check_output([IFUP, slave_if])
# restart network
check_output([IFUP, bond_name])
# set real ip
if ip != "" or netmask != "" or gateway != "":
with self.lock:
conf = properties(IPADDR=ip,
NETMASK=netmask,
GATEWAY=gateway)
conf.apply_to(os.path.join(IF_CONF_PATH, ifcfg_name))
check_output([IFDOWN, bond_name])
check_output([IFUP, bond_name])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"New bond group %s (mode:%d, miimon:%d, slaves:[%s]) "
"is added by user(%s)" %
(bond_name, mode, miimon, ",".join(ifs), user))
return bond_name
def del_group(self, bond_name, user="******"):
# check exist
group_name_list = self.group_name_list()
if bond_name not in group_name_list:
raise StorLeverError("%s not found" % bond_name, 404)
if bond_name == "bond0":
# if want to delete bond0, there must be no other
# group, because bonding driver would auto create bond0 interface
# if there is another bond interface beyond bond0
if (len(group_name_list) > 1) or \
(group_name_list[0] != bond_name):
raise StorLeverError("Other bonding group must be "
"deleted before bond0 can be deleted", 400)
bond_group = BondGroup(bond_name)
bond_slaves = bond_group.slaves
check_output([IFDOWN, bond_name])
# get mutex
with self.lock:
# change bond.conf
self._del_bond_from_conf(bond_name)
# modify the slaves conf, especial for the first one,
# copy the bond ip config to it
is_first = True
for slave in bond_slaves:
slave_object = EthInterface(slave)
if is_first:
slave_object.conf["IPADDR"] = \
bond_group.conf.get("IPADDR", "")
slave_object.conf["NETMASK"] = \
bond_group.conf.get("NETMASK", "")
slave_object.conf["GATEWAY"] = \
bond_group.conf.get("GATEWAY", "")
is_first = False
else:
slave_object.conf["IPADDR"] = ""
slave_object.conf["NETMASK"] = ""
slave_object.conf["GATEWAY"] = ""
slave_object.conf.delete("MASTER")
slave_object.conf.delete("SLAVE")
slave_object.save_conf()
# delete ifcfg-bond*
ifcfg_name = os.path.join(IF_CONF_PATH, "ifcfg-%s" % bond_name)
if os.path.isfile(ifcfg_name):
os.remove(ifcfg_name)
# restart network
if os.path.exists(BONDING_MASTERS):
write_file_entry(BONDING_MASTERS, "-%s\n" % bond_name)
for slave_if in bond_slaves:
check_output([IFUP, slave_if])
# if_mgr()._restart_network()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"bond group %s (slaves:[%s]) "
"is deleted by user(%s)" %
(bond_name, ",".join(bond_slaves), user))
def add_group(self, miimon, mode, ifs=[],
ip="", netmask="", gateway="",
user="******"):
""" add a bond group
parameters:
miimon, int, link detect interval in ms
mode, int, bond mode
ifs, Array of string, the array of the slave interface name
return the new bond group name (bond interface name)
"""
if mode not in modeMap:
StorLeverError("mdoe(%d) is not supported" % mode, 400)
# get mutex
with self.lock:
# check slave ifs exist and not slave
exist_if_list = if_mgr().interface_name_list()
for slave_if in ifs:
if slave_if not in exist_if_list:
raise StorLeverError("%s not found" % slave_if, 404)
if ifconfig.Interface(slave_if).is_slave():
raise StorLeverError("%s is already a slave of other bond group"
% slave_if, 400)
# find the available bond name
max_index = self._find_max_index()
bond_name = "bond%d" % (max_index + 1)
# change bond.conf
self._add_bond_to_conf(bond_name)
# create ifcfg-bond*
conf = properties(DEVICE=bond_name,
IPADDR="",
NETMASK="",
GATEWAY="",
BOOTPROTO="none",
NM_CONTROLLED="no",
ONBOOT="yes",
BONDING_OPTS='"miimon=%d, mode=%d"'
% (miimon, mode))
ifcfg_name = "ifcfg-%s" % bond_name
conf.apply_to(os.path.join(IF_CONF_PATH, ifcfg_name))
# modify the slave's ifcfg
for slave_if in ifs:
slave_object = EthInterface(slave_if)
slave_object.conf.delete("IPADDR")
slave_object.conf.delete("NETMASK")
slave_object.conf.delete("GATEWAY")
slave_object.conf["BOOTPROTO"] = "none"
slave_object.conf["ONBOOT"] = "yes"
slave_object.conf["MASTER"] = bond_name
slave_object.conf["SLAVE"] = "yes"
slave_object.save_conf()
# remove the if's ip avoid ip conflict
# for slave_if in ifs:
# check_output([IFDOWN, slave_if])
# ifconfig.Interface(slave_if).set_ip("0.0.0.0")
# check_output([IFUP, slave_if])
# restart network
check_output([IFUP, bond_name])
# set real ip
if ip != "" or netmask != "" or gateway != "":
with self.lock:
conf = properties(IPADDR=ip,
NETMASK=netmask,
GATEWAY=gateway)
conf.apply_to(os.path.join(IF_CONF_PATH, ifcfg_name))
check_output([IFDOWN, bond_name])
check_output([IFUP, bond_name])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"New bond group %s (mode:%d, miimon:%d, slaves:[%s]) "
"is added by user(%s)" %
(bond_name, mode, miimon, ",".join(ifs), user))
return bond_name
