def get_config_value(self, name, val=None):
"""Get the value of an atomic configuration element.
@param name: element name
@param val: default value (optional, defaults to None)
@return: value
"""
return sxp.child_value(self.config, name, val=val)
def get_config_value(self, name, val=None):
"""Get the value of an atomic configuration element.
@param name: element name
@param val: default value (optional, defaults to None)
@return: value
"""
return sxp.child_value(self.config, name, val=val)
except OSError, e:
if e.errno == errno.EINTR:
continue
break
ret = ""
while 1:
select.select([r], [], [])
s = os.read(r, 1024)
ret = ret + s
if len(s) == 0:
break
os.waitpid(child, 0)
os.close(r)
os.unlink(fifo)
if len(ret) == 0:
msg = "Boot loader didn't return any data!"
log.error(msg)
raise VmError, msg
pin = sxp.Parser()
pin.input(ret)
pin.input_eof()
config_image = pin.val
if vcpus and sxp.child_value(config_image, "vcpus") is None:
config_image.append(["vcpus", vcpus])
return config_image
except OSError, e:
if e.errno == errno.EINTR:
continue
break
ret = ""
while 1:
select.select([r], [], [])
s = os.read(r, 1024)
ret = ret + s
if len(s) == 0:
break
os.waitpid(child, 0)
os.close(r)
os.unlink(fifo)
if len(ret) == 0:
msg = "Boot loader didn't return any data!"
log.error(msg)
raise VmError, msg
pin = sxp.Parser()
pin.input(ret)
pin.input_eof()
config_image = pin.val
if vcpus and sxp.child_value(config_image, "vcpus") is None:
config_image.append(['vcpus', vcpus])
return config_image
