def discovery(self, portal, iface_name=None):
# delete the config for this dicovery
try:
check_output([ISCSIADM_CMD, "-m", "discoverydb", "-t", "st",
"-p", portal, "-o", "delete"])
except StorLeverError:
pass
# discovery process
cmd = [ISCSIADM_CMD, "-m", "discovery", "-t", "st", "-p", portal]
if iface_name is not None:
cmd.append("-I")
cmd.append(iface_name)
outlines = check_output(cmd, input_ret=[2, 6, 7, 21, 22]).splitlines()
result = []
for line in outlines:
line_list = line.split()
target = line_list[1]
portal, sep, tag = line_list[0].partition(",")
result.append({
"portal": portal,
"target": target
})
return result
def get_smart_info(self):
if self.dev_file == "":
raise StorLeverError(
"scsi_id (%s) has not be recognized" % self.scsi_id, 400)
output = check_output(
[SMARTCTL_CMD, "-i", "-T", "verypermissive", self.dev_file])
smart_enabled = False
auto_offline_enabled = False
if "SMART support is: Enabled" in output:
smart_enabled = True
output = check_output(
[SMARTCTL_CMD, "-a", "-T", "verypermissive", self.dev_file])
if "Auto Offline Data Collection: Enabled" in output:
auto_offline_enabled = True
# filter the copyright
lines = output.splitlines()
for index, line in enumerate(lines):
if line == "":
break
else:
index = 0
detail = "\n".join(lines[index + 1:])
info = {
"smart_enabled": smart_enabled,
"auto_offline_enabled": auto_offline_enabled,
"detail": detail
}
return info
def quota_group_set(self,
group,
block_softlimit=0,
block_hardlimit=0,
inode_softlimit=0,
inode_hardlimit=0,
operator="unknown"):
if not self.is_available():
raise StorLeverError("File system is unavailable", 500)
setquota_agrs = [
SETQUOTA_BIN, "-g", group,
str(block_softlimit),
str(block_hardlimit),
str(inode_softlimit),
str(inode_hardlimit), self.fs_conf["mount_point"]
]
check_output(setquota_agrs)
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"File System(%s) quota for group(%s) is changed to "
"(%d,%d,%d,%d)"
" by user(%s)" %
(self.name, group, block_softlimit, block_hardlimit,
inode_softlimit, inode_hardlimit, operator))
def _is_nfs_service_available(ip, mount_options):
proto = Nfs._get_nfs_transport_proto(mount_options)
if proto == "": # detect automatically
cmd = [RPCINFO_CMD, "-s", ip]
try:
result = check_output(cmd)
if "nfs" in result:
return True
except StorLeverCmdError as e:
if e.return_code == 1:
pass
else:
raise
else:
if proto == "udp":
cmd = [RPCINFO_CMD, "-u", ip, "nfs"]
elif proto == "tcp":
cmd = [RPCINFO_CMD, "-t", ip, "nfs"]
try:
result = check_output(cmd)
return True
except StorLeverCmdError as e:
if e.return_code == 1:
pass
else:
raise
return False
def disable_auto_start(self, user="******"):
check_output(
[CHKCONFIG, "--level", SET_CHK_LEVEL, self.init_script, "off"])
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Service %s auto start is disabled by user(%s)" %
(self.name, user))
def set_selinux_state(self, state, user="******"):
state_str_to_int = {
"enforcing": 1,
"permissive": 0,
"disabled": 0
}
param = state_str_to_int.get(state)
if param is not None:
old_state = check_output(["/usr/sbin/getenforce"]).lower().strip()
if old_state != "disabled":
check_output(["/usr/sbin/setenforce", str(param)])
if not os.path.exists(SELINUX_CONF_DIR):
os.makedirs(SELINUX_CONF_DIR)
conf_path = os.path.join(SELINUX_CONF_DIR, SELINUX_CONF_FILE)
conf = properties()
conf.delete("SELINUX")
conf.apply_to(conf_path)
with open(conf_path, "r") as f:
content = f.read()
if content.endswith("\n") or len(content) == 0:
content += "SELINUX=%s\n" % state
else:
content += "\nSELINUX=%s\n" % state
with open(conf_path, "w") as f:
f.write(content)
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"selinux state is set to %s by user(%s)" %
(state, user))
def set_smart_config(self, smart_enabled=None, auto_offline_enabled=None):
if self.dev_file == "":
raise StorLeverError(
"scsi_id (%s) has not be recognized" % self.scsi_id, 400)
if smart_enabled is not None:
if smart_enabled:
param = "on"
else:
param = "off"
out = check_output([
SMARTCTL_CMD, "-s", param, "-T", "verypermissive",
self.dev_file
])
if auto_offline_enabled is not None:
if auto_offline_enabled:
param = "on"
else:
param = "off"
out = check_output([
SMARTCTL_CMD, "-o", param, "-T", "verypermissive",
self.dev_file
])
def get_module_info(self, module_name):
""" get the specific module info/state in the storlever Manager layer
"""
if module_name not in self.managed_modules:
raise StorLeverError("Module(%s) Not Found" % (module_name), 404)
module_conf = self.managed_modules[module_name]
deps_info_list = []
for rpm in module_conf["rpms"]:
installed = True
try:
check_output([RPM_CMD, "-q", rpm])
except StorLeverCmdError:
installed = False
deps_info_list.append({
"name": rpm,
"type": "rpm",
"installed": installed
})
for file_path in module_conf["extra_files"]:
deps_info_list.append({
"name": file_path,
"type": "file",
"installed": os.path.exists(file_path)
})
module_info = {
"module_name": module_conf["module_name"],
"requires": deps_info_list,
"comment": module_conf["comment"],
}
return module_info
def del_smb_account(self, username, operator="unkown"):
check_output([PDBEDIT_CMD, '-x', '-u', username])
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Samba user (%s) is delete from password DB by operator(%s)" %
(username, operator))
def delete(self, md_name):
"""
Destroy a RAID device.
WARNING This will zero the superblock of all members of the RAID array..
CLI Example:
.. code-block:: bash
salt '*' raid.destroy /dev/md0
"""
md = MD(md_name, self._lock)
md_device = _md_name_to_dev_file(md_name)
stop_cmd = '/sbin/mdadm --stop {0}'.format(md_device)
zero_cmd = '/sbin/mdadm --zero-superblock {0}'
with self._lock:
check_output(stop_cmd.split())
for _, member in md.members.iteritems():
try:
check_output(zero_cmd.format(member['device']).split())
except StorLeverError:
logger.log(logging.WARNING, logger.LOG_TYPE_ERROR,
"Failed zero superblock of device {0}".format(md_device),
exc_info=True)
self._update_mdadm_conf()
self.refresh()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"MD {0} removed successfully".format(md_device))
def get_smart_info(self):
if self.dev_file == "":
raise StorLeverError("scsi_id (%s) has not be recognized" % self.scsi_id, 400)
output = check_output([SMARTCTL_CMD, "-i", "-T", "verypermissive", self.dev_file])
smart_enabled = False
auto_offline_enabled = False
if "SMART support is: Enabled" in output:
smart_enabled = True
output = check_output([SMARTCTL_CMD, "-a", "-T", "verypermissive", self.dev_file])
if "Auto Offline Data Collection: Enabled" in output:
auto_offline_enabled = True
# filter the copyright
lines = output.splitlines()
for index, line in enumerate(lines):
if line == "":
break
else:
index = 0
detail = "\n".join(lines[index + 1:])
info = {
"smart_enabled": smart_enabled,
"auto_offline_enabled": auto_offline_enabled,
"detail": detail
}
return info
def add_component(self, device):
add_cmd = '/sbin/mdadm {0} --add {1}'.format(self.dev_file, device)
with self._lock:
check_output(add_cmd.split())
self.refresh()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"Block device {0} added to MD {1} successfully".format(device, self.dev_file))
def grow_raid(self, device):
grow_cmd = '/sbin/mdadm --grow {0} --raid-device={1}'.format(self.dev_file, device)
with self._lock:
check_output(grow_cmd.split())
self.refresh()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"MD {0} grows successfully with block device {1}".format(self.dev_file, device))
def discovery(self, portal, iface_name=None):
# delete the config for this dicovery
try:
check_output([
ISCSIADM_CMD, "-m", "discoverydb", "-t", "st", "-p", portal,
"-o", "delete"
])
except StorLeverError:
pass
# discovery process
cmd = [ISCSIADM_CMD, "-m", "discovery", "-t", "st", "-p", portal]
if iface_name is not None:
cmd.append("-I")
cmd.append(iface_name)
outlines = check_output(cmd, input_ret=[2, 6, 7, 21, 22]).splitlines()
result = []
for line in outlines:
line_list = line.split()
target = line_list[1]
portal, sep, tag = line_list[0].partition(",")
result.append({"portal": portal, "target": target})
return result
def remove_target_by_iqn(self, iqn, operator="unkown"):
with self.lock:
tgt_conf = self._load_conf()
delete_conf = None
for target_conf in tgt_conf["target_list"]:
if target_conf["iqn"] == iqn:
delete_conf = target_conf
if delete_conf is None:
raise StorLeverError("tgt target (iqn:%s) Not Found" % (iqn),
404)
else:
tgt_conf["target_list"].remove(delete_conf)
# save new conf
self._save_conf(tgt_conf)
self._sync_to_system_conf(tgt_conf)
try:
check_output([TGTADMIN_CMD, "-f", "--delete", iqn])
except StorLeverError:
pass
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"tgt target (iqn:%s) is deleted by operator(%s)" % (iqn, operator))
def create_target(self, iqn, operator="unkown"):
target_conf = {
"iqn": iqn,
"initiator_addr_list": [],
"initiator_name_list": [],
"incominguser_list": [],
"outgoinguser_list": [],
}
target_conf = self.target_conf_schema.validate(target_conf)
with self.lock:
tgt_conf = self._load_conf()
# check duplicate
for target_conf in tgt_conf["target_list"]:
if target_conf["iqn"] == iqn:
raise StorLeverError("Target (iqn:%s) Already exist" % iqn,
400)
tgt_conf["target_list"].append(target_conf)
# save new conf
self._save_conf(tgt_conf)
self._sync_to_system_conf(tgt_conf)
try:
check_output([TGTADMIN_CMD, "--execute"])
except StorLeverError:
pass
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"tgt target (iqn:%s) config is added by operator(%s)" %
(iqn, operator))
def create_target(self, iqn, operator="unkown"):
target_conf ={
"iqn": iqn,
"initiator_addr_list": [],
"initiator_name_list": [],
"incominguser_list": [],
"outgoinguser_list": [],
}
target_conf = self.target_conf_schema.validate(target_conf)
with self.lock:
tgt_conf = self._load_conf()
# check duplicate
for target_conf in tgt_conf["target_list"]:
if target_conf["iqn"] == iqn:
raise StorLeverError("Target (iqn:%s) Already exist" % iqn, 400)
tgt_conf["target_list"].append(target_conf)
# save new conf
self._save_conf(tgt_conf)
self._sync_to_system_conf(tgt_conf)
try:
check_output([TGTADMIN_CMD, "--execute"])
except StorLeverError:
pass
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"tgt target (iqn:%s) config is added by operator(%s)" %
(iqn, operator))
def set_ip_config(self,
ip=None,
netmask=None,
gateway=None,
user="******"):
if ip is None:
ip = self.conf.get("IPADDR", "")
if netmask is None:
netmask = self.conf.get("NETMASK", "")
if gateway is None:
gateway = self.conf.get("GATEWAY", "")
self.conf["IPADDR"] = ip
self.conf["NETMASK"] = netmask
self.conf["GATEWAY"] = gateway
self.conf["BOOTPROTO"] = "none"
# write to config file
self.conf.apply_to(self.conf_file_path)
# restart this interface
if self.ifconfig_interface.is_up():
check_output([IFDOWN, self.name])
check_output([IFUP, self.name])
# log the operation
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Network interface (%s) is configured with (IP:%s, Netmask:%s, \
Gateway:%s) by user(%s)" %
(self.name, ip, netmask, gateway, user))
def set_state(self, state, operator="unkown"):
if state == "offline":
check_output([TGTADMIN_CMD, "--offline", self.iqn])
elif state == "ready":
check_output([TGTADMIN_CMD, "--ready", self.iqn])
else:
raise StorLeverError("state (%s) is not supported" % (state), 400)
def _is_nfs_service_available(ip, mount_options):
proto = Nfs._get_nfs_transport_proto(mount_options)
if proto == "": # detect automatically
cmd = [RPCINFO_CMD, "-s", ip]
try:
result = check_output(cmd)
if "nfs" in result:
return True
except StorLeverCmdError as e:
if e.return_code == 1:
pass
else:
raise
else:
if proto == "udp":
cmd = [RPCINFO_CMD, "-u", ip, "nfs"]
elif proto == "tcp":
cmd = [RPCINFO_CMD, "-t", ip, "nfs"]
try:
result = check_output(cmd)
return True
except StorLeverCmdError as e:
if e.return_code == 1:
pass
else:
raise
return False
def get_connection_list(self):
connections = []
pids = {}
try:
ll = check_output([SMBSTATUS_CMD, '-p']).splitlines()
except StorLeverCmdError:
return connections
if len(ll) >= 5 and "anonymous mode" in ll[4]:
return connections
for l in ll[4:]:
s = l.split()
if len(s) > 0:
pids[s[0]] = (s[1], ' '.join(s[3:]))
ll = check_output([SMBSTATUS_CMD, '-S']).splitlines()
for l in ll[3:]:
s = l.split()
if len(s) > 0 and s[1] in pids:
c = {
"share_name": s[0],
"pid": s[1],
"user": pids[s[1]][0],
"machine": pids[s[1]][1],
"when": ' '.join(s[3:])
}
connections.append(c)
return connections
def set_hostname(self, hostname, user="******"):
# get old hostname
old_hostname = self.get_hostname()
# change hostname in system
check_output(["/bin/hostname", hostname])
# change hostname in /etc/sysconfig/network
network_propeties = properties(HOSTNAME=hostname)
network_propeties.apply_to(ETC_NETWORK_FILE)
# add ip for this hostname
host_list = self.get_host_list()
exist = False
for host in host_list:
if host["hostname"] == old_hostname:
host["hostname"] = hostname
exist = True
if not exist:
# ipv4
host_list.append({
"addr": "127.0.0.1",
"hostname": hostname,
"alias": ""
})
# ipv6
host_list.append({
"addr": "::1",
"hostname": hostname,
"alias": ""
})
self.set_host_list(host_list, user=user)
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"hostname is changed to %s by user(%s)" % (hostname, user))
def set_ip_config(self, ip=None, netmask=None, gateway=None, user="******"):
if ip is None:
ip = self.conf.get("IPADDR", "")
if netmask is None:
netmask = self.conf.get("NETMASK", "")
if gateway is None:
gateway = self.conf.get("GATEWAY", "")
self.conf["IPADDR"] = ip
self.conf["NETMASK"] = netmask
self.conf["GATEWAY"] = gateway
self.conf["BOOTPROTO"] = "none"
# write to config file
self.conf.apply_to(self.conf_file_path)
# restart this interface
if self.ifconfig_interface.is_up():
check_output([IFDOWN, self.name])
check_output([IFUP, self.name])
# log the operation
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"Network interface (%s) is configured with (IP:%s, Netmask:%s, \
Gateway:%s) by user(%s)" %
(self.name, ip, netmask, gateway, user))
def set_selinux_state(self, state, user="******"):
state_str_to_int = {"enforcing": 1, "permissive": 0, "disabled": 0}
param = state_str_to_int.get(state)
if param is not None:
old_state = check_output(["/usr/sbin/getenforce"]).lower().strip()
if old_state != "disabled":
check_output(["/usr/sbin/setenforce", str(param)])
if not os.path.exists(SELINUX_CONF_DIR):
os.makedirs(SELINUX_CONF_DIR)
conf_path = os.path.join(SELINUX_CONF_DIR, SELINUX_CONF_FILE)
conf = properties()
conf.delete("SELINUX")
conf.apply_to(conf_path)
with open(conf_path, "r") as f:
content = f.read()
if content.endswith("\n") or len(content) == 0:
content += "SELINUX=%s\n" % state
else:
content += "\nSELINUX=%s\n" % state
with open(conf_path, "w") as f:
f.write(content)
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"selinux state is set to %s by user(%s)" % (state, user))
def quota_group_set(self, group,
block_softlimit=0,
block_hardlimit=0,
inode_softlimit=0,
inode_hardlimit=0,
operator="unknown"):
if not self.is_available():
raise StorLeverError("File system is unavailable", 500)
setquota_agrs = [
SETQUOTA_BIN,
"-g",
group,
str(block_softlimit),
str(block_hardlimit),
str(inode_softlimit),
str(inode_hardlimit),
self.fs_conf["mount_point"]
]
check_output(setquota_agrs)
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"File System(%s) quota for group(%s) is changed to "
"(%d,%d,%d,%d)"
" by user(%s)" %
(self.name, group,
block_softlimit, block_hardlimit,
inode_softlimit, inode_hardlimit,
operator))
def delete(self, md_name):
"""
Destroy a RAID device.
WARNING This will zero the superblock of all members of the RAID array..
CLI Example:
.. code-block:: bash
salt '*' raid.destroy /dev/md0
"""
md = MD(md_name, self._lock)
md_device = _md_name_to_dev_file(md_name)
stop_cmd = '/sbin/mdadm --stop {0}'.format(md_device)
zero_cmd = '/sbin/mdadm --zero-superblock {0}'
with self._lock:
check_output(stop_cmd.split())
for _, member in md.members.iteritems():
try:
check_output(zero_cmd.format(member['device']).split())
except StorLeverError:
logger.log(logging.WARNING,
logger.LOG_TYPE_ERROR,
"Failed zero superblock of device {0}".format(
md_device),
exc_info=True)
self._update_mdadm_conf()
self.refresh()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"MD {0} removed successfully".format(md_device))
def set_state(self, state, operator="unkown"):
if state == "offline":
check_output([TGTADMIN_CMD, "--offline", self.iqn])
elif state == "ready":
check_output([TGTADMIN_CMD, "--ready", self.iqn])
else:
raise StorLeverError("state (%s) is not supported" %
(state), 400)
def safe_delete(self):
# flush dev's buf first
try:
if self.dev_file != "":
check_output([BLOCKDEV_CMD, "--flushbufs", self.dev_file])
except Exception:
pass
delete_path = os.path.join("/sys/class/scsi_device/", self.scsi_id, "device/delete")
write_file_entry(delete_path, "1\n")
def group_del_by_name(self, name, user="******"):
if name == "root":
raise StorLeverError("cannot del group root", 400)
cmds = ["/usr/sbin/groupdel"]
cmds.append(name)
check_output(cmds, input_ret=[2, 6, 8])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"System group %s is deleted by user(%s)" %
(name, user))
def remove_component(self, device):
fail_cmd = '/sbin/mdadm {0} --fail {1}'.format(self.dev_file, device)
remove_cmd = '/sbin/mdadm {0} --remove {1}'.format(self.dev_file, device)
with self._lock:
check_output(fail_cmd.split())
check_output(remove_cmd.split())
self.refresh()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"Block device {0} detached from MD {1} created successfully".format(device, self.dev_file))
def add_component(self, device):
add_cmd = '/sbin/mdadm {0} --add {1}'.format(self.dev_file, device)
with self._lock:
check_output(add_cmd.split())
self.refresh()
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Block device {0} added to MD {1} successfully".format(
device, self.dev_file))
def move(self, dst_device=None, lv_name=None):
cmd = ["pvmove", "-b"]
if lv_name:
cmd.append("-n")
cmd.append(lv_name)
cmd.append(self.dev_file)
if dst_device:
cmd.append(dst_device)
check_output(cmd)
def move(self, dst_device=None, lv_name=None):
cmd = ['pvmove', '-b']
if lv_name:
cmd.append('-n')
cmd.append(lv_name)
cmd.append(self.dev_file)
if dst_device:
cmd.append(dst_device)
check_output(cmd)
def down(self, user="******"):
self.conf["ONBOOT"] = "no"
self.save_conf()
check_output([IFDOWN, self.name])
# log the operation
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Network interface (%s) is up by user(%s)" % (self.name, user))
def group_add(self, name, gid=None, user="******"):
cmds = ["/usr/sbin/groupadd"]
if gid is not None:
cmds.append("-g")
cmds.append("%d" % int(gid))
cmds.append(name)
check_output(cmds, input_ret=[2, 3, 4, 9])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"New system group %s is created by user(%s)" %
(name, user))
def mount(self):
# check nfs service available on the remote host
ip, path = Nfs._parse_dev_file(self.fs_conf["dev_file"])
if not Nfs._is_nfs_service_available(ip, self.mount_options):
raise StorLeverError("NFS service on %s is not available" % ip, 400)
check_output(["/bin/mount", "-t", self.fs_conf["type"],
"-o", self.mount_options,
self.fs_conf["dev_file"], self.fs_conf["mount_point"]],
input_ret=[32])
def safe_delete(self):
# flush dev's buf first
try:
if self.dev_file != "":
check_output([BLOCKDEV_CMD, "--flushbufs", self.dev_file])
except Exception:
pass
delete_path = os.path.join("/sys/class/scsi_device/", self.scsi_id,
"device/delete")
write_file_entry(delete_path, "1\n")
def grow_raid(self, device):
grow_cmd = '/sbin/mdadm --grow {0} --raid-device={1}'.format(
self.dev_file, device)
with self._lock:
check_output(grow_cmd.split())
self.refresh()
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"MD {0} grows successfully with block device {1}".format(
self.dev_file, device))
def up(self, user="******"):
self.conf["ONBOOT"] = "yes"
self.save_conf()
check_output([IFUP, self.name])
# log the operation
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"Network interface (%s) is up by user(%s)" %
(self.name, user))
def set_conf(self, name, value, operator="unkown"):
name = str(name).strip()
value = str(value).strip()
check_output([ISCSIADM_CMD, "-m", "iface", "-I", self.iscsi_ifacename, "-o", "update",
"-n", name, "-v", value], input_ret=[2, 6, 7, 21, 22])
self._refresh_property()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator iface (%s) conf (%s:%s) is updated by operator(%s)" %
(self.iscsi_ifacename, name, value, operator))
def create_iface(self, iface_name, operator="unkown"):
iface_list = self.get_iface_list()
for iface in iface_list:
if iface.iscsi_ifacename == iface_name:
raise StorLeverError("iface (%s) already exists" % iface_name, 400)
check_output([ISCSIADM_CMD, "-m", "iface", "-I", iface_name, "-o", "new"],
input_ret=[2, 6, 7, 21, 22])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator iface (%s) is created by operator(%s)" %
(iface_name, operator))
def set_datetime(self, datetime_str, user="******"):
"""set system date time by datetime_string"""
# because linux date command cannot recognize iso 8601 format string with timezone,
# change it with a valid format
set_string = datetime_str.replace("T", " ")
check_output(["/bin/date", "-s%s" % set_string])
check_output(["/sbin/hwclock", "-w"]) # sync the system time to hw time
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"system date time is update to %s by user(%s)" %
(datetime_str, user))
def remove_component(self, device):
fail_cmd = '/sbin/mdadm {0} --fail {1}'.format(self.dev_file, device)
remove_cmd = '/sbin/mdadm {0} --remove {1}'.format(
self.dev_file, device)
with self._lock:
check_output(fail_cmd.split())
check_output(remove_cmd.split())
self.refresh()
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"Block device {0} detached from MD {1} created successfully".
format(device, self.dev_file))
def mount(self):
# check nfs service available on the remote host
ip, path = Nfs._parse_dev_file(self.fs_conf["dev_file"])
if not Nfs._is_nfs_service_available(ip, self.mount_options):
raise StorLeverError("NFS service on %s is not available" % ip,
400)
check_output([
"/bin/mount", "-t", self.fs_conf["type"], "-o", self.mount_options,
self.fs_conf["dev_file"], self.fs_conf["mount_point"]
],
input_ret=[32])
def set_datetime(self, datetime_str, user="******"):
"""set system date time by datetime_string"""
# because linux date command cannot recognize iso 8601 format string with timezone,
# change it with a valid format
set_string = datetime_str.replace("T", " ")
check_output(["/bin/date", "-s%s" % set_string])
check_output(["/sbin/hwclock",
"-w"]) # sync the system time to hw time
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"system date time is update to %s by user(%s)" %
(datetime_str, user))
def create_iface(self, iface_name, operator="unkown"):
iface_list = self.get_iface_list()
for iface in iface_list:
if iface.iscsi_ifacename == iface_name:
raise StorLeverError("iface (%s) already exists" % iface_name,
400)
check_output(
[ISCSIADM_CMD, "-m", "iface", "-I", iface_name, "-o", "new"],
input_ret=[2, 6, 7, 21, 22])
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator iface (%s) is created by operator(%s)" %
(iface_name, operator))
def set_conf(self, name, value, operator="unkown"):
name = str(name).strip()
value = str(value).strip()
check_output([
ISCSIADM_CMD, "-m", "iface", "-I", self.iscsi_ifacename, "-o",
"update", "-n", name, "-v", value
],
input_ret=[2, 6, 7, 21, 22])
self._refresh_property()
logger.log(
logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator iface (%s) conf (%s:%s) is updated by operator(%s)"
% (self.iscsi_ifacename, name, value, operator))
def refresh_property(self):
lines = check_output([
LSBLK_CMD, "-ribn", "-o",
"NAME,MAJ:MIN,TYPE,SIZE,RO,FSTYPE,MOUNTPOINT", self.dev_file
]).splitlines()
if not lines:
raise StorLeverError(
"Device (%s) has been removed from system" % self.dev_file,
404)
line = lines[0]
line_list = line.split(" ")
maj_num, sep, min_num = line_list[1].partition(":")
if int(line_list[4]) == 0:
ro = False
else:
ro = True
self.name = line_list[0]
self.major = int(maj_num)
self.minor = int(min_num)
self.size = int(line_list[3])
self.type = line_list[2]
self.readonly = ro
self.fs_type = line_list[5]
self.mount_point = line_list[6]
def logout(self, operator="unkown"):
cmd = [ISCSIADM_CMD, "-m", "node","--logout", "-T", self.target, "-p", self.portal]
outlines = check_output(cmd, input_ret=[2, 6, 7, 21, 22]).splitlines()
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator node (%s, %s) is logout by operator(%s)" %
(self.target, self.portal, operator))
def get_iface_by_name(self, iface_name):
try:
outlines = check_output([ISCSIADM_CMD, "-m", "iface"], input_ret=[2, 7, 22]).splitlines()
except StorLeverCmdError as e:
if e.return_code == 21:
outlines = []
else:
raise
for line in outlines:
entry_iface_name, sep, params = line.partition(" ")
params = params.strip().split(",")
if len(params) < 5:
continue # we don't recognize this output format
if entry_iface_name == iface_name:
for index, value in enumerate(params):
if value == "<empty>":
params[index] = ""
iface_obj = Iface(
self, entry_iface_name,
params[0], params[1], params[2], params[3], params[4]
)
return iface_obj
else:
raise StorLeverError("iface (%s) Not Found" % iface_name, 404)
def quota_group_report(self):
if not self.is_available():
raise StorLeverError("File system is unavailable", 500)
gq_list = []
gq_lines = check_output([REPQUOTA_BIN, "-gpv", self.fs_conf["mount_point"]]).splitlines()
table_start = False
start_pattern = re.compile(r"^(-)+$")
entry_pattern = re.compile(r"^[-\+][-\+]$")
for line in gq_lines:
if table_start:
if len(line) == 0:
break
elements = line.split()
if len(elements) < 10:
break
if entry_pattern.match(elements[1]) is None:
break
gq_list.append({
"name": elements[0],
"block_used": int(elements[2]),
"block_softlimit": int(elements[3]),
"block_hardlimit": int(elements[4]),
"inode_used": int(elements[6]),
"inode_softlimit":int(elements[7]),
"inode_hardlimit":int(elements[8])
})
elif start_pattern.match(line) is not None:
table_start = True
return gq_list
def get_block_dev_list(self):
block_list = []
block_name_list = []
lines = check_output([
LSBLK_CMD, "-ribn", "-o",
"NAME,MAJ:MIN,TYPE,SIZE,RO,FSTYPE,MOUNTPOINT"
]).splitlines()
for line in lines:
line_list = line.split(" ")
# remove duplication
if line_list[0] in block_name_list:
continue # this block device already in the list
else:
block_name_list.append(line_list[0])
maj_num, sep, min_num = line_list[1].partition(":")
if int(line_list[4]) == 0:
ro = False
else:
ro = True
block_list.append(
BlockDev(line_list[0], int(maj_num), int(min_num),
int(line_list[3]), line_list[2], ro, line_list[5],
line_list[6]))
return block_list
def get_peer_list(self):
connections = []
ll = check_output([NTPQ_CMD, '-pn']).splitlines()
for l in ll[2:]:
s = l[1:].split()
if len(s) < 10:
raise StorLeverError("ntpq output format cannot be regonized" ,
500)
try:
when = int(s[4])
except Exception:
when = 0
connections.append({
"state": l[0],
"remote": s[0],
"refid": s[1],
"stratum": int(s[2]),
"type": s[3],
"when": when,
"poll": int(s[5]),
"reach": int(s[6], 8),
"delay": float(s[7]),
"offset": float(s[8]),
"jitter": float(s[9])
})
return connections
def _get_target_info(self, iqn):
output_lines = check_output([TGTADMIN_CMD, "-s"]).split("\n")
line_num, root = parse_lines(output_lines)
for k, v in root.items():
if v.value == iqn:
return v
raise StorLeverError("The target (%s) Not Found" % (iqn), 404)
def del_iface(self, iface_name, operator="unkown"):
if iface_name in ("default", "iser"):
raise StorLeverError("iface (default, iser) cannot be deleted", 400)
iface_list = self.get_iface_list()
for iface in iface_list:
if iface.iscsi_ifacename == iface_name:
break;
else:
raise StorLeverError("iface (%s) Not Found" % iface_name, 404)
check_output([ISCSIADM_CMD, "-m", "iface", "-I", iface_name, "-o", "delete"],
input_ret=[2, 6, 7, 21, 22])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator iface (%s) is deleted by operator(%s)" %
(iface_name, operator))
def create_node(self, target, portal, iface=None, operator="unkown"):
node_list = self.get_node_list()
for node in node_list:
if node.target == target and node.portal == portal:
raise StorLeverError("Node (%s, %s) already exists" % (target, portal), 400)
cmd = [ISCSIADM_CMD, "-m", "node", "-o", "new", "-T", target, "-p", portal]
if iface is not None:
cmd.append("-I")
cmd.append(iface)
check_output(cmd, input_ret=[2, 6, 7, 21, 22])
logger.log(logging.INFO, logger.LOG_TYPE_CONFIG,
"iscsi initiator node (%s, %s) is created by operator(%s)" %
(target, portal, operator))
def smart_test(self, scsi_id, test_type):
if test_type not in ("offline", "short", "long", "conveyance"):
raise StorLeverError("test_type (%s) Not Support" % test_type, 400)
if self.dev_file == "":
raise StorLeverError("scsi_id (%s) has not be recognized" % self.scsi_id, 400)
out = check_output([SMARTCTL_CMD, "-t", test_type, "-T", "verypermissive", self.dev_file])