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from reconfigure.nodes import *
from reconfigure.parsers import BaseParser
class NSDParser (BaseParser):
"""
A parser for NSD DNS server nsd.conf file
"""
def parse(self, content):
lines = content.splitlines()
root = RootNode()
last_comment = None
node = root
for line in lines:
line = line.strip()
if line:
if line.startswith('#'):
c = line.strip('#').strip()
if last_comment:
last_comment += '\n' + c
else:
last_comment = c
continue
key, value = line.split(':')
value = value.strip()
key = key.strip()
if key in ['server', 'zone', 'key']:
node = Node(key, comment=last_comment)
root.append(node)
else:
node.append(PropertyNode(key, value, comment=last_comment))
last_comment = None
return root
def stringify_comment(self, line, comment):
if comment:
return ''.join('# %s\n' % x for x in comment.splitlines()) + line
return line
def stringify(self, tree):
r = ''
for node in tree.children:
r += self.stringify_comment(node.name + ':', node.comment) + '\n'
for subnode in node.children:
l = '%s: %s' % (subnode.name, subnode.value)
r += self.stringify_comment(l, subnode.comment) + '\n'
r += '\n'
return r
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