def ResolvConf(args, options): # pylint: disable-msg=W0613
"""
POST /resolv_conf
>>> resolv_conf({'nameservers': '192.168.0.254'})
>>> resolv_conf({'nameservers': ['192.168.0.254', '10.0.0.254']})
>>> resolv_conf({'search': ['toto.tld', 'tutu.tld']
'nameservers': ['192.168.0.254', '10.0.0.254']})
"""
if 'nameservers' in args:
args['nameservers'] = helpers.extract_scalar(args['nameservers'])
nameservers = helpers.unique_case_tuple(args['nameservers'])
if len(nameservers) == len(args['nameservers']):
args['nameservers'] = list(nameservers)
else:
raise HttpReqError(415, "duplicated nameservers in %r" % list(args['nameservers']))
if 'search' in args:
args['search'] = helpers.extract_scalar(args['search'])
search = helpers.unique_case_tuple(args['search'])
if len(search) == len(args['search']):
args['search'] = list(search)
else:
raise HttpReqError(415, "duplicated search in %r" % list(args['search']))
if len(''.join(args['search'])) > 255:
raise HttpReqError(415, "maximum length exceeded for option search: %r" % list(args['search']))
if not xys.validate(args, RESOLVCONF_SCHEMA):
raise HttpReqError(415, "invalid arguments for command")
if not os.access(Rcc['resolvconf_path'], (os.X_OK | os.W_OK)):
raise HttpReqError(415, "path not found or not writable or not executable: %r" % Rcc['resolvconf_path'])
if not RESOLVCONFLOCK.acquire_read(Rcc['lock_timeout']):
raise HttpReqError(503, "unable to take RESOLVCONFLOCK for reading after %s seconds" % Rcc['lock_timeout'])
resolvconfbakfile = None
try:
try:
resolvconfbakfile = _write_config_file('resolvconf',
_resolv_conf_variables(args))
return True
except Exception, e:
if resolvconfbakfile:
copy2(resolvconfbakfile, Rcc['resolvconf_file'])
raise e.__class__(str(e))
finally:
RESOLVCONFLOCK.release()
def netiface(self, args, options):
"""
GET /netiface
>>> netiface({}, {})
>>> netiface({}, {'ifname': 'eth0'})
>>> netiface({}, {'ifname': {0: 'eth0', 1: 'eth1'}})
>>> netiface({}, {'ifname': ['eth0', 'eth1']})
"""
self.args = args
self.options = options
if 'ifname' in self.options:
ifaces = helpers.extract_scalar(self.options['ifname'])
if not ifaces:
raise HttpReqError(415, "invalid option 'ifname'")
else:
return self.discover_netifaces({}, {})
if not self.LOCK.acquire_read(self.CONFIG['lock_timeout']):
raise HttpReqError(503, "unable to take LOCK for reading after %s seconds" % self.CONFIG['lock_timeout'])
try:
self.inetxparser.reloadfile()
if len(ifaces) == 1:
return self.get_netiface_info(ifaces[0])
return dict((iface, self.get_netiface_info(iface)) for iface in ifaces)
finally:
self.LOCK.release()
def _netiface_from_address(self, function):
"""
Find best interface from destination or source address.
"""
if 'address' in self.options:
addresses = helpers.extract_scalar(self.options['address'])
else:
addresses = None
if not addresses:
raise HttpReqError(415, "invalid option 'address'")
else:
try:
addresses = [dumbnet.addr(x) for x in addresses]
except ValueError, e:
raise HttpReqError(415, "%s: %s" % (e, x))
def _get_dependency_level(self):
if 'level' in self.options:
self.options['level'] = helpers.extract_scalar(self.options['level'])
if not helpers.exists_in_list(self.options['level'],
PACKAGES_DEPENDENCY_LEVELS):
raise HttpReqError(415, "invalid option 'level'")
self.opts['level'] = helpers.extract_exists_in_list(self.options['level'],
PACKAGES_LIST[self.reqpkg].keys())
if not self.opts['level']:
return
else:
self.opts['level'] = helpers.extract_exists_in_list(PACKAGES_LIST[self.reqpkg].keys(),
PACKAGES_DEPENDENCY_LEVELS)
def Lshw(args, options): # pylint: disable-msg=W0613
"""
GET /lshw
Just returns the list hardware
>>> lshw({}, {'class': 'network'})
>>> lshw({}, {'class': {0: 'network', 1: 'system'}})
>>> lshw({}, {'class': ['network', 'system']})
"""
opts = {}
if 'class' in options:
options['class'] = helpers.extract_scalar(options['class'])
if helpers.exists_in_list(options['class'], LSHW_CLASS_LIST):
opts['class'] = options['class']
else:
raise HttpReqError(415, "invalid option 'class'")
if 'disable' in options:
options['disable'] = helpers.extract_scalar(options['disable'])
if helpers.exists_in_list(options['disable'], LSHW_TEST_LIST):
opts['disable'] = options['disable']
else:
raise HttpReqError(415, "invalid option 'disable'")
if 'enable' in options:
options['enable'] = helpers.extract_scalar(options['enable'])
if helpers.exists_in_list(options['enable'], LSHW_TEST_LIST):
opts['enable'] = options['enable']
else:
raise HttpReqError(415, "invalid option 'enable'")
if 'sanitize' in options:
opts['sanitize'] = None
if 'numeric' in options:
opts['numeric'] = None
if not LSHWLOCK.acquire_read(LSHW_LOCK_TIMEOUT):
raise HttpReqError(503, "unable to take LSHWLOCK for reading after %s seconds" % LSHW_LOCK_TIMEOUT)
lshw_cmd = [LSHW_BIN, '-xml']
for key, value in opts.iteritems():
if isinstance(value, (tuple, list)):
for x in value:
lshw_cmd.append("-%s" % key)
lshw_cmd.append(x)
else:
lshw_cmd.append("-%s" % key)
if value is not None:
lshw_cmd.append(value)
try:
lshw = subprocess.Popen(lshw_cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
close_fds=True)
if lshw.wait():
log.error(lshw.stderr.read())
raise LshwExecutionError("A problem occurred while executing command. (command: %r, error: %r)"
% (lshw_cmd, lshw.stderr.read()))
data = lshw.stdout.read()
match = LSHW_RE_XML_DECLARATION(data)
# XXX Workaround when missing XML top-level
if match:
xml = "%s<lshw>%s</lshw>" % (match.group(1), match.group(2))
else:
xml = "<lshw>%s</lshw>" % data
return xml2dict.Parse(xml)
finally:
LSHWLOCK.release()
