root / ncclient / rpc.py @ 589b23e4
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1 | 589b23e4 | Shikhar Bhushan | # Copyright 2009 Shikhar Bhushan
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2 | 589b23e4 | Shikhar Bhushan | #
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3 | 589b23e4 | Shikhar Bhushan | # Licensed under the Apache License, Version 2.0 (the "License");
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4 | 589b23e4 | Shikhar Bhushan | # you may not use this file except in compliance with the License.
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5 | 589b23e4 | Shikhar Bhushan | # You may obtain a copy of the License at
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6 | 589b23e4 | Shikhar Bhushan | #
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7 | 589b23e4 | Shikhar Bhushan | # http://www.apache.org/licenses/LICENSE-2.0
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8 | 589b23e4 | Shikhar Bhushan | #
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9 | 589b23e4 | Shikhar Bhushan | # Unless required by applicable law or agreed to in writing, software
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10 | 589b23e4 | Shikhar Bhushan | # distributed under the License is distributed on an "AS IS" BASIS,
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11 | 589b23e4 | Shikhar Bhushan | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 | 589b23e4 | Shikhar Bhushan | # See the License for the specific language governing permissions and
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13 | 589b23e4 | Shikhar Bhushan | # limitations under the License.
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14 | 589b23e4 | Shikhar Bhushan | |
15 | 589b23e4 | Shikhar Bhushan | from threading import Event |
16 | 589b23e4 | Shikhar Bhushan | |
17 | 589b23e4 | Shikhar Bhushan | from listener import Listener |
18 | 589b23e4 | Shikhar Bhushan | |
19 | 589b23e4 | Shikhar Bhushan | from content import MessageIDParser |
20 | 589b23e4 | Shikhar Bhushan | |
21 | 589b23e4 | Shikhar Bhushan | class RPC: |
22 | 589b23e4 | Shikhar Bhushan | |
23 | 589b23e4 | Shikhar Bhushan | cur_id = {} |
24 | 589b23e4 | Shikhar Bhushan | |
25 | 589b23e4 | Shikhar Bhushan | def __init__(self, session=None, async=False): |
26 | 589b23e4 | Shikhar Bhushan | self._session = None |
27 | 589b23e4 | Shikhar Bhushan | self._async = None |
28 | 589b23e4 | Shikhar Bhushan | self._reply = None |
29 | 589b23e4 | Shikhar Bhushan | self._event = Event()
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30 | 589b23e4 | Shikhar Bhushan | |
31 | 589b23e4 | Shikhar Bhushan | def get_reply(self, timeout=2.0): |
32 | 589b23e4 | Shikhar Bhushan | self._event.wait(timeout)
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33 | 589b23e4 | Shikhar Bhushan | if self._event.isSet(): |
34 | 589b23e4 | Shikhar Bhushan | return self._reply |
35 | 589b23e4 | Shikhar Bhushan | |
36 | 589b23e4 | Shikhar Bhushan | def do(self, session, async=False): |
37 | 589b23e4 | Shikhar Bhushan | self._async = async
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38 | 589b23e4 | Shikhar Bhushan | |
39 | 589b23e4 | Shikhar Bhushan | def deliver(self, reply): |
40 | 589b23e4 | Shikhar Bhushan | self._reply = reply
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41 | 589b23e4 | Shikhar Bhushan | self._event.set()
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42 | 589b23e4 | Shikhar Bhushan | |
43 | 589b23e4 | Shikhar Bhushan | @property
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44 | 589b23e4 | Shikhar Bhushan | def has_reply(self): return self._event.isSet() |
45 | 589b23e4 | Shikhar Bhushan | |
46 | 589b23e4 | Shikhar Bhushan | @property
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47 | 589b23e4 | Shikhar Bhushan | def async(self): return self._async |
48 | 589b23e4 | Shikhar Bhushan | |
49 | 589b23e4 | Shikhar Bhushan | @property
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50 | 589b23e4 | Shikhar Bhushan | def listener(self): return self._listener |
51 | 589b23e4 | Shikhar Bhushan | |
52 | 589b23e4 | Shikhar Bhushan | def _next_id(self): |
53 | 589b23e4 | Shikhar Bhushan | cur_id[self._sid] = cur_id.get(self._sid, 0) + 1 |
54 | 589b23e4 | Shikhar Bhushan | return cur_id[self._sid] |
55 | 589b23e4 | Shikhar Bhushan | |
56 | 589b23e4 | Shikhar Bhushan | class RPCReply: |
57 | 589b23e4 | Shikhar Bhushan | |
58 | 589b23e4 | Shikhar Bhushan | def __init__(self, raw): |
59 | 589b23e4 | Shikhar Bhushan | self._raw = raw
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60 | 589b23e4 | Shikhar Bhushan | |
61 | 589b23e4 | Shikhar Bhushan | def get_id(self): |
62 | 589b23e4 | Shikhar Bhushan | return content.rpc.parse_msg_id(raw)
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63 | 589b23e4 | Shikhar Bhushan | |
64 | 589b23e4 | Shikhar Bhushan | class RPCError(NETCONFError): |
65 | 589b23e4 | Shikhar Bhushan | |
66 | 589b23e4 | Shikhar Bhushan | pass
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67 | 589b23e4 | Shikhar Bhushan | |
68 | 589b23e4 | Shikhar Bhushan | class ReplyListener(Listener): |
69 | 589b23e4 | Shikhar Bhushan | |
70 | 589b23e4 | Shikhar Bhushan | def __init__(self): |
71 | 589b23e4 | Shikhar Bhushan | self._id2rpc = {}
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72 | 589b23e4 | Shikhar Bhushan | |
73 | 589b23e4 | Shikhar Bhushan | def reply(self, msg): |
74 | 589b23e4 | Shikhar Bhushan | reply = RPCReply(msg) |
75 | 589b23e4 | Shikhar Bhushan | id2rpc[reply.get_id()].deliver(reply) |
76 | 589b23e4 | Shikhar Bhushan | |
77 | 589b23e4 | Shikhar Bhushan | def error(self, buf): |
78 | 589b23e4 | Shikhar Bhushan | pass |