def _read_fstab(self, line, **params):
if not line or line.startswith('#'):
return
fields = line.split()
dev = fields[0]
config = {
'dev': fields[0],
'mount': fields[1],
'fstype': fields[2],
}
if dev.startswith('/dev/'):
try:
devlink = os.readlink(dev)
dev = os.path.abspath(os.path.join(
os.path.dirname(devlink), dev))
except:
pass
dev = dev.replace('/dev/', '')
if dev == params['devname']:
return config
elif dev.startswith('UUID='):
uuid = dev.replace('UUID=', '')
partinfo = ServerInfo.partinfo(devname=params['devname'])
# partinfo = ServerInfo.partinfo(uuid=uuid, devname=params['devname'])
if partinfo['uuid'] == uuid:
return config
def timezone(self, inifile, timezone=None):
"""Get or set system timezone.
Pass None to parameter config (as default) to get timezone,
or pass timezone full name like 'Asia/Shanghai' to set timezone.
"""
tzpath = '/etc/localtime'
zonepath = '/usr/share/zoneinfo'
config = Config(inifile)
if not config.has_section('time'):
config.add_section('time')
if timezone == None:
# firstly read from config file
timezone = ''
if config.has_option('time', 'timezone'):
timezone = config.get('time', 'timezone')
if timezone:
return timezone
# or else check the system config file
dist = ServerInfo.dist()
if dist['name'] in ('centos', 'redhat'):
clockinfo = raw_loadconfig('/etc/sysconfig/clock')
if clockinfo and 'ZONE' in clockinfo:
timezone = clockinfo['ZONE']
return timezone
else:
pass
# or else find the file match /etc/localtime
with open(tzpath) as f:
tzdata = f.read()
regions = ServerSet.timezone_regions()
for region in regions:
regionpath = os.path.join(zonepath, region)
for zonefile in os.listdir(regionpath):
if not os.path.isfile(os.path.join(regionpath, zonefile)):
continue
with open(os.path.join(regionpath, zonefile)) as f:
if f.read() == tzdata: # got it!
return '%s/%s' % (region, zonefile)
else:
# check and set the timezone
timezonefile = os.path.join(zonepath, timezone)
if not os.path.exists(timezonefile):
return False
try:
shutil.copyfile(timezonefile, tzpath)
except:
return False
# write timezone setting to config file
return config.set('time', 'timezone', timezone)
def ifconfigs(self):
"""Read config of all interfaces.
"""
configs = {}
ifaces = ServerInfo.netifaces()
for iface in ifaces:
ifname = iface['name']
config = ServerSet.ifconfig(ifname)
if config:
configs[ifname] = config
return configs
def ifconfig(self, ifname, config=None):
"""Read or write single interface's config.
Pass None to parameter config (as default) to read config,
or pass a dict type to config to write config.
"""
dist = ServerInfo.dist()
if dist['name'] in ('centos', 'redhat'):
cfile = '/etc/sysconfig/network-scripts/ifcfg-%s' % ifname
cmap = {
'DEVICE': 'name',
'HWADDR': 'mac',
'IPADDR': 'ip',
'NETMASK': 'mask',
'GATEWAY': 'gw',
}
if config == None:
return loadconfig(cfile, cmap)
else:
cmap_reverse = dict((v, k) for k, v in cmap.items())
return saveconfig(cfile, config, cmap_reverse)
else:
return None
def _getmounts():
mounts = ServerInfo.mounts()
mounts = [mount['path'] for mount in mounts]
# let the longest path at the first
mounts.sort(lambda x, y: cmp(len(y), len(x)))
return mounts