def _modifyCKPHeadStr(self, options):
""" modify exp self._h_head_cfg based on options
@type options: dir
@param options: like {'spicehost': 'xxx',
'spiceport': xxx(str)}
@rtype: str
@return: 1 success, else 0
"""
str_io = StringIO(self._h_head_cfg)
sxp_obj = sxp.parse(str_io)
sxp_obj = sxp_obj[0]
str_io.close()
# python param and return use reference for list,
# which makes the modify reflecting to sxp_obj
for k in options.keys():
if k == XenOptions.SPICEPORT:
cld_spiceport = sxp.child_with_element(sxp_obj,
XenOptions.SPICEPORT)
## FIXME: how to deal with if it's <
#if len(cld_spiceport[1]) > len(options[k]):
# options[k] = (len(cld_spiceport[1]) -
# len(options[k])) * '0' + options[k]
cld_spiceport[1] = options[k]
elif k == XenOptions.SPICEHOST:
cld_spicehost = sxp.child_with_element(sxp_obj,
XenOptions.SPICEHOST)
## FIXME: how to deal with if it's <
#if len(cld_spicehost[1]) > len(options[k]):
# options[k] = (len(cld_spicehost[1]) -
# len(options[k])) * '0' + options[k]
cld_spicehost[1] = options[k]
else:
print "Untion option: %s" % k
return 0
th = self._h_head_cfg
self._h_head_cfg = sxp.to_string(sxp_obj)
# fill ' ' as placeholder, not '\0', '\0' cause sxp parse err
if len(th) > len(self._h_head_cfg):
self._h_head_cfg = (self._h_head_cfg +
(len(th) - len(self._h_head_cfg)) * ' ')
# sync with ._h_head_cfg
self._header = self._header.replace(th, self._h_head_cfg, 1)
return 1
print sxp.children(sxp_obj[0]) print "\nchildren(sxp_obj[0], 'domid')" print sxp.children(sxp_obj[0], 'domid') print "\nchildren(sxp_obj[0], 'image')" print sxp.children(sxp_obj[0], 'image') print "\nchild(sxp_obj[0], 'domid')" print sxp.child(sxp_obj[0], 'domid') print "\nsxp.child(sxp.child(sxp.child(sxp_obj[0], 'image'), 'hvm'), 'spiceport')" print sxp.child(sxp.child(sxp.child(sxp_obj[0], 'image'), 'hvm'), 'spiceport') print sxp.child(sxp.child(sxp.child(sxp_obj[0], 'image'), 'hvm'), 'spicehost') print sxp.child_value(sxp.child(sxp.child(sxp_obj[0], 'image'), 'hvm'), 'spicehost') print "sxp.child_with_id(sxp_obj, 'spicehost')" print sxp.child_with_id(sxp_obj, 'spicehost') print "sxp.elements(sxp_obj)" print type(sxp.elements(sxp_obj)) print str(sxp.elements(sxp_obj)) # I add child_with_element print "sxp.child_with_element(sxp_obj[0], 'spiceport')" print sxp.child_with_element(sxp_obj[0], 'spiceport') print "sxp.child_with_element(sxp_obj[0], 'spiceport')[1]" print sxp.child_with_element(sxp_obj[0], 'spiceport')[1]
