root / lib / rpc.py @ e3ac8406
History | View | Annotate | Download (19.7 kB)
1 | 2f31098c | Iustin Pop | #
|
---|---|---|---|
2 | a8083063 | Iustin Pop | #
|
3 | a8083063 | Iustin Pop | |
4 | d2cd6944 | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
|
5 | a8083063 | Iustin Pop | #
|
6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
|
7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
|
8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
|
9 | a8083063 | Iustin Pop | # (at your option) any later version.
|
10 | a8083063 | Iustin Pop | #
|
11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
|
12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 | a8083063 | Iustin Pop | # General Public License for more details.
|
15 | a8083063 | Iustin Pop | #
|
16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
|
17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
|
18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
19 | a8083063 | Iustin Pop | # 02110-1301, USA.
|
20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | 3ef3c771 | Iustin Pop | """Inter-node RPC library.
|
23 | a8083063 | Iustin Pop |
|
24 | a8083063 | Iustin Pop | """
|
25 | a8083063 | Iustin Pop | |
26 | b459a848 | Andrea Spadaccini | # pylint: disable=C0103,R0201,R0904
|
27 | 72737a7f | Iustin Pop | # C0103: Invalid name, since call_ are not valid
|
28 | 72737a7f | Iustin Pop | # R0201: Method could be a function, we keep all rpcs instance methods
|
29 | 72737a7f | Iustin Pop | # as not to change them back and forth between static/instance methods
|
30 | 72737a7f | Iustin Pop | # if they need to start using instance attributes
|
31 | 72737a7f | Iustin Pop | # R0904: Too many public methods
|
32 | a8083063 | Iustin Pop | |
33 | a8083063 | Iustin Pop | import os |
34 | 58b311ca | Iustin Pop | import logging |
35 | 12bce260 | Michael Hanselmann | import zlib |
36 | 12bce260 | Michael Hanselmann | import base64 |
37 | 33231500 | Michael Hanselmann | import pycurl |
38 | 33231500 | Michael Hanselmann | import threading |
39 | a8083063 | Iustin Pop | |
40 | a8083063 | Iustin Pop | from ganeti import utils |
41 | a8083063 | Iustin Pop | from ganeti import objects |
42 | ecfe9491 | Michael Hanselmann | from ganeti import http |
43 | 7c28c575 | Michael Hanselmann | from ganeti import serializer |
44 | eafd8762 | Michael Hanselmann | from ganeti import constants |
45 | 781de953 | Iustin Pop | from ganeti import errors |
46 | a744b676 | Manuel Franceschini | from ganeti import netutils |
47 | eb202c13 | Manuel Franceschini | from ganeti import ssconf |
48 | 9a914f7a | René Nussbaumer | from ganeti import runtime |
49 | 00267bfe | Michael Hanselmann | from ganeti import compat |
50 | a8083063 | Iustin Pop | |
51 | 200de241 | Michael Hanselmann | # Special module generated at build time
|
52 | 200de241 | Michael Hanselmann | from ganeti import _generated_rpc |
53 | 200de241 | Michael Hanselmann | |
54 | fe267188 | Iustin Pop | # pylint has a bug here, doesn't see this import
|
55 | b459a848 | Andrea Spadaccini | import ganeti.http.client # pylint: disable=W0611 |
56 | ae88ef45 | Michael Hanselmann | |
57 | a8083063 | Iustin Pop | |
58 | 33231500 | Michael Hanselmann | # Timeout for connecting to nodes (seconds)
|
59 | 33231500 | Michael Hanselmann | _RPC_CONNECT_TIMEOUT = 5
|
60 | 33231500 | Michael Hanselmann | |
61 | 33231500 | Michael Hanselmann | _RPC_CLIENT_HEADERS = [ |
62 | 33231500 | Michael Hanselmann | "Content-type: %s" % http.HTTP_APP_JSON,
|
63 | 8e29563f | Iustin Pop | "Expect:",
|
64 | 33231500 | Michael Hanselmann | ] |
65 | 4331f6cd | Michael Hanselmann | |
66 | 92fd2250 | Iustin Pop | # Various time constants for the timeout table
|
67 | 92fd2250 | Iustin Pop | _TMO_URGENT = 60 # one minute |
68 | 92fd2250 | Iustin Pop | _TMO_FAST = 5 * 60 # five minutes |
69 | 92fd2250 | Iustin Pop | _TMO_NORMAL = 15 * 60 # 15 minutes |
70 | 92fd2250 | Iustin Pop | _TMO_SLOW = 3600 # one hour |
71 | 92fd2250 | Iustin Pop | _TMO_4HRS = 4 * 3600 |
72 | 92fd2250 | Iustin Pop | _TMO_1DAY = 86400
|
73 | 92fd2250 | Iustin Pop | |
74 | 00267bfe | Michael Hanselmann | #: Special value to describe an offline host
|
75 | 00267bfe | Michael Hanselmann | _OFFLINE = object()
|
76 | 00267bfe | Michael Hanselmann | |
77 | 4331f6cd | Michael Hanselmann | |
78 | 4331f6cd | Michael Hanselmann | def Init(): |
79 | 4331f6cd | Michael Hanselmann | """Initializes the module-global HTTP client manager.
|
80 | 4331f6cd | Michael Hanselmann |
|
81 | 33231500 | Michael Hanselmann | Must be called before using any RPC function and while exactly one thread is
|
82 | 33231500 | Michael Hanselmann | running.
|
83 | 4331f6cd | Michael Hanselmann |
|
84 | 4331f6cd | Michael Hanselmann | """
|
85 | 33231500 | Michael Hanselmann | # curl_global_init(3) and curl_global_cleanup(3) must be called with only
|
86 | 33231500 | Michael Hanselmann | # one thread running. This check is just a safety measure -- it doesn't
|
87 | 33231500 | Michael Hanselmann | # cover all cases.
|
88 | 33231500 | Michael Hanselmann | assert threading.activeCount() == 1, \ |
89 | 33231500 | Michael Hanselmann | "Found more than one active thread when initializing pycURL"
|
90 | 4331f6cd | Michael Hanselmann | |
91 | 33231500 | Michael Hanselmann | logging.info("Using PycURL %s", pycurl.version)
|
92 | 8d0a4f99 | Michael Hanselmann | |
93 | 33231500 | Michael Hanselmann | pycurl.global_init(pycurl.GLOBAL_ALL) |
94 | 4331f6cd | Michael Hanselmann | |
95 | 4331f6cd | Michael Hanselmann | |
96 | 4331f6cd | Michael Hanselmann | def Shutdown(): |
97 | 4331f6cd | Michael Hanselmann | """Stops the module-global HTTP client manager.
|
98 | 4331f6cd | Michael Hanselmann |
|
99 | 33231500 | Michael Hanselmann | Must be called before quitting the program and while exactly one thread is
|
100 | 33231500 | Michael Hanselmann | running.
|
101 | 4331f6cd | Michael Hanselmann |
|
102 | 4331f6cd | Michael Hanselmann | """
|
103 | 33231500 | Michael Hanselmann | pycurl.global_cleanup() |
104 | 33231500 | Michael Hanselmann | |
105 | 33231500 | Michael Hanselmann | |
106 | 33231500 | Michael Hanselmann | def _ConfigRpcCurl(curl): |
107 | 33231500 | Michael Hanselmann | noded_cert = str(constants.NODED_CERT_FILE)
|
108 | 4331f6cd | Michael Hanselmann | |
109 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.FOLLOWLOCATION, False)
|
110 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.CAINFO, noded_cert) |
111 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSL_VERIFYHOST, 0)
|
112 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSL_VERIFYPEER, True)
|
113 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSLCERTTYPE, "PEM")
|
114 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSLCERT, noded_cert) |
115 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSLKEYTYPE, "PEM")
|
116 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.SSLKEY, noded_cert) |
117 | 33231500 | Michael Hanselmann | curl.setopt(pycurl.CONNECTTIMEOUT, _RPC_CONNECT_TIMEOUT) |
118 | 33231500 | Michael Hanselmann | |
119 | 33231500 | Michael Hanselmann | |
120 | e0e916fe | Iustin Pop | def RunWithRPC(fn): |
121 | e0e916fe | Iustin Pop | """RPC-wrapper decorator.
|
122 | e0e916fe | Iustin Pop |
|
123 | e0e916fe | Iustin Pop | When applied to a function, it runs it with the RPC system
|
124 | e0e916fe | Iustin Pop | initialized, and it shutsdown the system afterwards. This means the
|
125 | e0e916fe | Iustin Pop | function must be called without RPC being initialized.
|
126 | e0e916fe | Iustin Pop |
|
127 | e0e916fe | Iustin Pop | """
|
128 | e0e916fe | Iustin Pop | def wrapper(*args, **kwargs): |
129 | e0e916fe | Iustin Pop | Init() |
130 | e0e916fe | Iustin Pop | try:
|
131 | e0e916fe | Iustin Pop | return fn(*args, **kwargs)
|
132 | e0e916fe | Iustin Pop | finally:
|
133 | e0e916fe | Iustin Pop | Shutdown() |
134 | e0e916fe | Iustin Pop | return wrapper
|
135 | e0e916fe | Iustin Pop | |
136 | e0e916fe | Iustin Pop | |
137 | 30474135 | Michael Hanselmann | def _Compress(data): |
138 | 30474135 | Michael Hanselmann | """Compresses a string for transport over RPC.
|
139 | 30474135 | Michael Hanselmann |
|
140 | 30474135 | Michael Hanselmann | Small amounts of data are not compressed.
|
141 | 30474135 | Michael Hanselmann |
|
142 | 30474135 | Michael Hanselmann | @type data: str
|
143 | 30474135 | Michael Hanselmann | @param data: Data
|
144 | 30474135 | Michael Hanselmann | @rtype: tuple
|
145 | 30474135 | Michael Hanselmann | @return: Encoded data to send
|
146 | 30474135 | Michael Hanselmann |
|
147 | 30474135 | Michael Hanselmann | """
|
148 | 30474135 | Michael Hanselmann | # Small amounts of data are not compressed
|
149 | 30474135 | Michael Hanselmann | if len(data) < 512: |
150 | 30474135 | Michael Hanselmann | return (constants.RPC_ENCODING_NONE, data)
|
151 | 30474135 | Michael Hanselmann | |
152 | 30474135 | Michael Hanselmann | # Compress with zlib and encode in base64
|
153 | 30474135 | Michael Hanselmann | return (constants.RPC_ENCODING_ZLIB_BASE64,
|
154 | 30474135 | Michael Hanselmann | base64.b64encode(zlib.compress(data, 3)))
|
155 | 30474135 | Michael Hanselmann | |
156 | 30474135 | Michael Hanselmann | |
157 | 781de953 | Iustin Pop | class RpcResult(object): |
158 | 781de953 | Iustin Pop | """RPC Result class.
|
159 | 781de953 | Iustin Pop |
|
160 | 781de953 | Iustin Pop | This class holds an RPC result. It is needed since in multi-node
|
161 | 781de953 | Iustin Pop | calls we can't raise an exception just because one one out of many
|
162 | 781de953 | Iustin Pop | failed, and therefore we use this class to encapsulate the result.
|
163 | 781de953 | Iustin Pop |
|
164 | 5bbd3f7f | Michael Hanselmann | @ivar data: the data payload, for successful results, or None
|
165 | ed83f5cc | Iustin Pop | @ivar call: the name of the RPC call
|
166 | ed83f5cc | Iustin Pop | @ivar node: the name of the node to which we made the call
|
167 | ed83f5cc | Iustin Pop | @ivar offline: whether the operation failed because the node was
|
168 | ed83f5cc | Iustin Pop | offline, as opposed to actual failure; offline=True will always
|
169 | ed83f5cc | Iustin Pop | imply failed=True, in order to allow simpler checking if
|
170 | ed83f5cc | Iustin Pop | the user doesn't care about the exact failure mode
|
171 | 4c4e4e1e | Iustin Pop | @ivar fail_msg: the error message if the call failed
|
172 | ed83f5cc | Iustin Pop |
|
173 | 781de953 | Iustin Pop | """
|
174 | ed83f5cc | Iustin Pop | def __init__(self, data=None, failed=False, offline=False, |
175 | ed83f5cc | Iustin Pop | call=None, node=None): |
176 | ed83f5cc | Iustin Pop | self.offline = offline
|
177 | ed83f5cc | Iustin Pop | self.call = call
|
178 | ed83f5cc | Iustin Pop | self.node = node
|
179 | 1645d22d | Michael Hanselmann | |
180 | ed83f5cc | Iustin Pop | if offline:
|
181 | 4c4e4e1e | Iustin Pop | self.fail_msg = "Node is marked offline" |
182 | f2def43a | Iustin Pop | self.data = self.payload = None |
183 | ed83f5cc | Iustin Pop | elif failed:
|
184 | 4c4e4e1e | Iustin Pop | self.fail_msg = self._EnsureErr(data) |
185 | f2def43a | Iustin Pop | self.data = self.payload = None |
186 | 781de953 | Iustin Pop | else:
|
187 | 781de953 | Iustin Pop | self.data = data
|
188 | d3c8b360 | Iustin Pop | if not isinstance(self.data, (tuple, list)): |
189 | 4c4e4e1e | Iustin Pop | self.fail_msg = ("RPC layer error: invalid result type (%s)" % |
190 | 4c4e4e1e | Iustin Pop | type(self.data)) |
191 | 1645d22d | Michael Hanselmann | self.payload = None |
192 | d3c8b360 | Iustin Pop | elif len(data) != 2: |
193 | 4c4e4e1e | Iustin Pop | self.fail_msg = ("RPC layer error: invalid result length (%d), " |
194 | 4c4e4e1e | Iustin Pop | "expected 2" % len(self.data)) |
195 | 1645d22d | Michael Hanselmann | self.payload = None |
196 | d3c8b360 | Iustin Pop | elif not self.data[0]: |
197 | 4c4e4e1e | Iustin Pop | self.fail_msg = self._EnsureErr(self.data[1]) |
198 | 1645d22d | Michael Hanselmann | self.payload = None |
199 | f2def43a | Iustin Pop | else:
|
200 | d3c8b360 | Iustin Pop | # finally success
|
201 | 4c4e4e1e | Iustin Pop | self.fail_msg = None |
202 | d3c8b360 | Iustin Pop | self.payload = data[1] |
203 | d3c8b360 | Iustin Pop | |
204 | 2c0f74f2 | Iustin Pop | for attr_name in ["call", "data", "fail_msg", |
205 | 2c0f74f2 | Iustin Pop | "node", "offline", "payload"]: |
206 | 2c0f74f2 | Iustin Pop | assert hasattr(self, attr_name), "Missing attribute %s" % attr_name |
207 | 1645d22d | Michael Hanselmann | |
208 | d3c8b360 | Iustin Pop | @staticmethod
|
209 | d3c8b360 | Iustin Pop | def _EnsureErr(val): |
210 | d3c8b360 | Iustin Pop | """Helper to ensure we return a 'True' value for error."""
|
211 | d3c8b360 | Iustin Pop | if val:
|
212 | d3c8b360 | Iustin Pop | return val
|
213 | d3c8b360 | Iustin Pop | else:
|
214 | d3c8b360 | Iustin Pop | return "No error information" |
215 | 781de953 | Iustin Pop | |
216 | 045dd6d9 | Iustin Pop | def Raise(self, msg, prereq=False, ecode=None): |
217 | 781de953 | Iustin Pop | """If the result has failed, raise an OpExecError.
|
218 | 781de953 | Iustin Pop |
|
219 | 781de953 | Iustin Pop | This is used so that LU code doesn't have to check for each
|
220 | 781de953 | Iustin Pop | result, but instead can call this function.
|
221 | 781de953 | Iustin Pop |
|
222 | 781de953 | Iustin Pop | """
|
223 | 4c4e4e1e | Iustin Pop | if not self.fail_msg: |
224 | 4c4e4e1e | Iustin Pop | return
|
225 | 4c4e4e1e | Iustin Pop | |
226 | 4c4e4e1e | Iustin Pop | if not msg: # one could pass None for default message |
227 | 4c4e4e1e | Iustin Pop | msg = ("Call '%s' to node '%s' has failed: %s" %
|
228 | 4c4e4e1e | Iustin Pop | (self.call, self.node, self.fail_msg)) |
229 | 4c4e4e1e | Iustin Pop | else:
|
230 | 4c4e4e1e | Iustin Pop | msg = "%s: %s" % (msg, self.fail_msg) |
231 | 4c4e4e1e | Iustin Pop | if prereq:
|
232 | 4c4e4e1e | Iustin Pop | ec = errors.OpPrereqError |
233 | 4c4e4e1e | Iustin Pop | else:
|
234 | 4c4e4e1e | Iustin Pop | ec = errors.OpExecError |
235 | 045dd6d9 | Iustin Pop | if ecode is not None: |
236 | 27137e55 | Iustin Pop | args = (msg, ecode) |
237 | 045dd6d9 | Iustin Pop | else:
|
238 | 045dd6d9 | Iustin Pop | args = (msg, ) |
239 | b459a848 | Andrea Spadaccini | raise ec(*args) # pylint: disable=W0142 |
240 | 781de953 | Iustin Pop | |
241 | 781de953 | Iustin Pop | |
242 | 00267bfe | Michael Hanselmann | def _SsconfResolver(node_list, |
243 | 00267bfe | Michael Hanselmann | ssc=ssconf.SimpleStore, |
244 | 00267bfe | Michael Hanselmann | nslookup_fn=netutils.Hostname.GetIP): |
245 | eb202c13 | Manuel Franceschini | """Return addresses for given node names.
|
246 | eb202c13 | Manuel Franceschini |
|
247 | eb202c13 | Manuel Franceschini | @type node_list: list
|
248 | eb202c13 | Manuel Franceschini | @param node_list: List of node names
|
249 | eb202c13 | Manuel Franceschini | @type ssc: class
|
250 | eb202c13 | Manuel Franceschini | @param ssc: SimpleStore class that is used to obtain node->ip mappings
|
251 | 17f7fd27 | Manuel Franceschini | @type nslookup_fn: callable
|
252 | 17f7fd27 | Manuel Franceschini | @param nslookup_fn: function use to do NS lookup
|
253 | 00267bfe | Michael Hanselmann | @rtype: list of tuple; (string, string)
|
254 | 00267bfe | Michael Hanselmann | @return: List of tuples containing node name and IP address
|
255 | eb202c13 | Manuel Franceschini |
|
256 | eb202c13 | Manuel Franceschini | """
|
257 | b43dcc5a | Manuel Franceschini | ss = ssc() |
258 | b43dcc5a | Manuel Franceschini | iplist = ss.GetNodePrimaryIPList() |
259 | b43dcc5a | Manuel Franceschini | family = ss.GetPrimaryIPFamily() |
260 | b705c7a6 | Manuel Franceschini | ipmap = dict(entry.split() for entry in iplist) |
261 | 00267bfe | Michael Hanselmann | |
262 | 00267bfe | Michael Hanselmann | result = [] |
263 | b705c7a6 | Manuel Franceschini | for node in node_list: |
264 | 00267bfe | Michael Hanselmann | ip = ipmap.get(node) |
265 | 00267bfe | Michael Hanselmann | if ip is None: |
266 | 00267bfe | Michael Hanselmann | ip = nslookup_fn(node, family=family) |
267 | 00267bfe | Michael Hanselmann | result.append((node, ip)) |
268 | 00267bfe | Michael Hanselmann | |
269 | 00267bfe | Michael Hanselmann | return result
|
270 | 00267bfe | Michael Hanselmann | |
271 | 00267bfe | Michael Hanselmann | |
272 | 00267bfe | Michael Hanselmann | class _StaticResolver: |
273 | 00267bfe | Michael Hanselmann | def __init__(self, addresses): |
274 | 00267bfe | Michael Hanselmann | """Initializes this class.
|
275 | 00267bfe | Michael Hanselmann |
|
276 | 00267bfe | Michael Hanselmann | """
|
277 | 00267bfe | Michael Hanselmann | self._addresses = addresses
|
278 | 00267bfe | Michael Hanselmann | |
279 | 00267bfe | Michael Hanselmann | def __call__(self, hosts): |
280 | 00267bfe | Michael Hanselmann | """Returns static addresses for hosts.
|
281 | 00267bfe | Michael Hanselmann |
|
282 | 00267bfe | Michael Hanselmann | """
|
283 | 00267bfe | Michael Hanselmann | assert len(hosts) == len(self._addresses) |
284 | 00267bfe | Michael Hanselmann | return zip(hosts, self._addresses) |
285 | 00267bfe | Michael Hanselmann | |
286 | eb202c13 | Manuel Franceschini | |
287 | 00267bfe | Michael Hanselmann | def _CheckConfigNode(name, node): |
288 | 00267bfe | Michael Hanselmann | """Checks if a node is online.
|
289 | eb202c13 | Manuel Franceschini |
|
290 | 00267bfe | Michael Hanselmann | @type name: string
|
291 | 00267bfe | Michael Hanselmann | @param name: Node name
|
292 | 00267bfe | Michael Hanselmann | @type node: L{objects.Node} or None
|
293 | 00267bfe | Michael Hanselmann | @param node: Node object
|
294 | eb202c13 | Manuel Franceschini |
|
295 | 00267bfe | Michael Hanselmann | """
|
296 | 00267bfe | Michael Hanselmann | if node is None: |
297 | 00267bfe | Michael Hanselmann | # Depend on DNS for name resolution
|
298 | 00267bfe | Michael Hanselmann | ip = name |
299 | 00267bfe | Michael Hanselmann | elif node.offline:
|
300 | 00267bfe | Michael Hanselmann | ip = _OFFLINE |
301 | 00267bfe | Michael Hanselmann | else:
|
302 | 00267bfe | Michael Hanselmann | ip = node.primary_ip |
303 | 00267bfe | Michael Hanselmann | return (name, ip)
|
304 | a8083063 | Iustin Pop | |
305 | a8083063 | Iustin Pop | |
306 | 00267bfe | Michael Hanselmann | def _NodeConfigResolver(single_node_fn, all_nodes_fn, hosts): |
307 | 00267bfe | Michael Hanselmann | """Calculate node addresses using configuration.
|
308 | a8083063 | Iustin Pop |
|
309 | a8083063 | Iustin Pop | """
|
310 | 00267bfe | Michael Hanselmann | # Special case for single-host lookups
|
311 | 00267bfe | Michael Hanselmann | if len(hosts) == 1: |
312 | 00267bfe | Michael Hanselmann | (name, ) = hosts |
313 | 00267bfe | Michael Hanselmann | return [_CheckConfigNode(name, single_node_fn(name))]
|
314 | 00267bfe | Michael Hanselmann | else:
|
315 | 00267bfe | Michael Hanselmann | all_nodes = all_nodes_fn() |
316 | 00267bfe | Michael Hanselmann | return [_CheckConfigNode(name, all_nodes.get(name, None)) |
317 | 00267bfe | Michael Hanselmann | for name in hosts] |
318 | 00267bfe | Michael Hanselmann | |
319 | 00267bfe | Michael Hanselmann | |
320 | 00267bfe | Michael Hanselmann | class _RpcProcessor: |
321 | aea5caef | Michael Hanselmann | def __init__(self, resolver, port, lock_monitor_cb=None): |
322 | 00267bfe | Michael Hanselmann | """Initializes this class.
|
323 | 00267bfe | Michael Hanselmann |
|
324 | 00267bfe | Michael Hanselmann | @param resolver: callable accepting a list of hostnames, returning a list
|
325 | 00267bfe | Michael Hanselmann | of tuples containing name and IP address (IP address can be the name or
|
326 | 00267bfe | Michael Hanselmann | the special value L{_OFFLINE} to mark offline machines)
|
327 | 00267bfe | Michael Hanselmann | @type port: int
|
328 | 00267bfe | Michael Hanselmann | @param port: TCP port
|
329 | aea5caef | Michael Hanselmann | @param lock_monitor_cb: Callable for registering with lock monitor
|
330 | 3ef3c771 | Iustin Pop |
|
331 | a8083063 | Iustin Pop | """
|
332 | 00267bfe | Michael Hanselmann | self._resolver = resolver
|
333 | 00267bfe | Michael Hanselmann | self._port = port
|
334 | aea5caef | Michael Hanselmann | self._lock_monitor_cb = lock_monitor_cb
|
335 | eb202c13 | Manuel Franceschini | |
336 | 00267bfe | Michael Hanselmann | @staticmethod
|
337 | 00267bfe | Michael Hanselmann | def _PrepareRequests(hosts, port, procedure, body, read_timeout): |
338 | 00267bfe | Michael Hanselmann | """Prepares requests by sorting offline hosts into separate list.
|
339 | eb202c13 | Manuel Franceschini |
|
340 | 00267bfe | Michael Hanselmann | """
|
341 | 00267bfe | Michael Hanselmann | results = {} |
342 | 00267bfe | Michael Hanselmann | requests = {} |
343 | bdf7d8c0 | Iustin Pop | |
344 | 00267bfe | Michael Hanselmann | for (name, ip) in hosts: |
345 | 00267bfe | Michael Hanselmann | if ip is _OFFLINE: |
346 | 00267bfe | Michael Hanselmann | # Node is marked as offline
|
347 | 00267bfe | Michael Hanselmann | results[name] = RpcResult(node=name, offline=True, call=procedure)
|
348 | 00267bfe | Michael Hanselmann | else:
|
349 | 00267bfe | Michael Hanselmann | requests[name] = \ |
350 | 00267bfe | Michael Hanselmann | http.client.HttpClientRequest(str(ip), port,
|
351 | 00267bfe | Michael Hanselmann | http.HTTP_PUT, str("/%s" % procedure), |
352 | 00267bfe | Michael Hanselmann | headers=_RPC_CLIENT_HEADERS, |
353 | 00267bfe | Michael Hanselmann | post_data=body, |
354 | 7cb2d205 | Michael Hanselmann | read_timeout=read_timeout, |
355 | abbf2cd9 | Michael Hanselmann | nicename="%s/%s" % (name, procedure),
|
356 | abbf2cd9 | Michael Hanselmann | curl_config_fn=_ConfigRpcCurl) |
357 | a8083063 | Iustin Pop | |
358 | 00267bfe | Michael Hanselmann | return (results, requests)
|
359 | 00267bfe | Michael Hanselmann | |
360 | 00267bfe | Michael Hanselmann | @staticmethod
|
361 | 00267bfe | Michael Hanselmann | def _CombineResults(results, requests, procedure): |
362 | 00267bfe | Michael Hanselmann | """Combines pre-computed results for offline hosts with actual call results.
|
363 | bdf7d8c0 | Iustin Pop |
|
364 | a8083063 | Iustin Pop | """
|
365 | 00267bfe | Michael Hanselmann | for name, req in requests.items(): |
366 | 00267bfe | Michael Hanselmann | if req.success and req.resp_status_code == http.HTTP_OK: |
367 | 00267bfe | Michael Hanselmann | host_result = RpcResult(data=serializer.LoadJson(req.resp_body), |
368 | 00267bfe | Michael Hanselmann | node=name, call=procedure) |
369 | 00267bfe | Michael Hanselmann | else:
|
370 | 00267bfe | Michael Hanselmann | # TODO: Better error reporting
|
371 | 00267bfe | Michael Hanselmann | if req.error:
|
372 | 00267bfe | Michael Hanselmann | msg = req.error |
373 | 00267bfe | Michael Hanselmann | else:
|
374 | 00267bfe | Michael Hanselmann | msg = req.resp_body |
375 | eb202c13 | Manuel Franceschini | |
376 | 00267bfe | Michael Hanselmann | logging.error("RPC error in %s on node %s: %s", procedure, name, msg)
|
377 | 00267bfe | Michael Hanselmann | host_result = RpcResult(data=msg, failed=True, node=name,
|
378 | 00267bfe | Michael Hanselmann | call=procedure) |
379 | ecfe9491 | Michael Hanselmann | |
380 | 00267bfe | Michael Hanselmann | results[name] = host_result |
381 | 92fd2250 | Iustin Pop | |
382 | 00267bfe | Michael Hanselmann | return results
|
383 | a8083063 | Iustin Pop | |
384 | abbf2cd9 | Michael Hanselmann | def __call__(self, hosts, procedure, body, read_timeout=None, |
385 | abbf2cd9 | Michael Hanselmann | _req_process_fn=http.client.ProcessRequests): |
386 | 00267bfe | Michael Hanselmann | """Makes an RPC request to a number of nodes.
|
387 | ecfe9491 | Michael Hanselmann |
|
388 | 00267bfe | Michael Hanselmann | @type hosts: sequence
|
389 | 00267bfe | Michael Hanselmann | @param hosts: Hostnames
|
390 | 00267bfe | Michael Hanselmann | @type procedure: string
|
391 | 00267bfe | Michael Hanselmann | @param procedure: Request path
|
392 | 00267bfe | Michael Hanselmann | @type body: string
|
393 | 00267bfe | Michael Hanselmann | @param body: Request body
|
394 | 00267bfe | Michael Hanselmann | @type read_timeout: int or None
|
395 | 00267bfe | Michael Hanselmann | @param read_timeout: Read timeout for request
|
396 | a8083063 | Iustin Pop |
|
397 | a8083063 | Iustin Pop | """
|
398 | 83e7af18 | Michael Hanselmann | assert read_timeout is not None, \ |
399 | 83e7af18 | Michael Hanselmann | "Missing RPC read timeout for procedure '%s'" % procedure
|
400 | a8083063 | Iustin Pop | |
401 | 00267bfe | Michael Hanselmann | (results, requests) = \ |
402 | 00267bfe | Michael Hanselmann | self._PrepareRequests(self._resolver(hosts), self._port, procedure, |
403 | 00267bfe | Michael Hanselmann | str(body), read_timeout)
|
404 | a8083063 | Iustin Pop | |
405 | abbf2cd9 | Michael Hanselmann | _req_process_fn(requests.values(), lock_monitor_cb=self._lock_monitor_cb)
|
406 | a8083063 | Iustin Pop | |
407 | 00267bfe | Michael Hanselmann | assert not frozenset(results).intersection(requests) |
408 | ecfe9491 | Michael Hanselmann | |
409 | 00267bfe | Michael Hanselmann | return self._CombineResults(results, requests, procedure) |
410 | a8083063 | Iustin Pop | |
411 | a8083063 | Iustin Pop | |
412 | db04ce5d | Michael Hanselmann | class RpcRunner(_generated_rpc.RpcClientDefault, |
413 | 415a7304 | Michael Hanselmann | _generated_rpc.RpcClientBootstrap, |
414 | 415a7304 | Michael Hanselmann | _generated_rpc.RpcClientConfig): |
415 | 87b3cb26 | Michael Hanselmann | """RPC runner class.
|
416 | a8083063 | Iustin Pop |
|
417 | 87b3cb26 | Michael Hanselmann | """
|
418 | 87b3cb26 | Michael Hanselmann | def __init__(self, context): |
419 | 87b3cb26 | Michael Hanselmann | """Initialized the RPC runner.
|
420 | a8083063 | Iustin Pop |
|
421 | 87b3cb26 | Michael Hanselmann | @type context: C{masterd.GanetiContext}
|
422 | 87b3cb26 | Michael Hanselmann | @param context: Ganeti context
|
423 | a8083063 | Iustin Pop |
|
424 | 72737a7f | Iustin Pop | """
|
425 | db04ce5d | Michael Hanselmann | # Pylint doesn't recognize multiple inheritance properly, see
|
426 | db04ce5d | Michael Hanselmann | # <http://www.logilab.org/ticket/36586> and
|
427 | db04ce5d | Michael Hanselmann | # <http://www.logilab.org/ticket/35642>
|
428 | db04ce5d | Michael Hanselmann | # pylint: disable=W0233
|
429 | 415a7304 | Michael Hanselmann | _generated_rpc.RpcClientConfig.__init__(self)
|
430 | db04ce5d | Michael Hanselmann | _generated_rpc.RpcClientBootstrap.__init__(self)
|
431 | 200de241 | Michael Hanselmann | _generated_rpc.RpcClientDefault.__init__(self)
|
432 | 200de241 | Michael Hanselmann | |
433 | 87b3cb26 | Michael Hanselmann | self._cfg = context.cfg
|
434 | 00267bfe | Michael Hanselmann | self._proc = _RpcProcessor(compat.partial(_NodeConfigResolver,
|
435 | 00267bfe | Michael Hanselmann | self._cfg.GetNodeInfo,
|
436 | 00267bfe | Michael Hanselmann | self._cfg.GetAllNodesInfo),
|
437 | aea5caef | Michael Hanselmann | netutils.GetDaemonPort(constants.NODED), |
438 | aea5caef | Michael Hanselmann | lock_monitor_cb=context.glm.AddToLockMonitor) |
439 | a8083063 | Iustin Pop | |
440 | 1bdcbbab | Iustin Pop | def _InstDict(self, instance, hvp=None, bep=None, osp=None): |
441 | 26ba2bd8 | Iustin Pop | """Convert the given instance to a dict.
|
442 | 26ba2bd8 | Iustin Pop |
|
443 | 26ba2bd8 | Iustin Pop | This is done via the instance's ToDict() method and additionally
|
444 | 26ba2bd8 | Iustin Pop | we fill the hvparams with the cluster defaults.
|
445 | 26ba2bd8 | Iustin Pop |
|
446 | 26ba2bd8 | Iustin Pop | @type instance: L{objects.Instance}
|
447 | 26ba2bd8 | Iustin Pop | @param instance: an Instance object
|
448 | 0eca8e0c | Iustin Pop | @type hvp: dict or None
|
449 | 5bbd3f7f | Michael Hanselmann | @param hvp: a dictionary with overridden hypervisor parameters
|
450 | 0eca8e0c | Iustin Pop | @type bep: dict or None
|
451 | 5bbd3f7f | Michael Hanselmann | @param bep: a dictionary with overridden backend parameters
|
452 | 1bdcbbab | Iustin Pop | @type osp: dict or None
|
453 | 8d8c4eff | Michael Hanselmann | @param osp: a dictionary with overridden os parameters
|
454 | 26ba2bd8 | Iustin Pop | @rtype: dict
|
455 | 26ba2bd8 | Iustin Pop | @return: the instance dict, with the hvparams filled with the
|
456 | 26ba2bd8 | Iustin Pop | cluster defaults
|
457 | 26ba2bd8 | Iustin Pop |
|
458 | 26ba2bd8 | Iustin Pop | """
|
459 | 26ba2bd8 | Iustin Pop | idict = instance.ToDict() |
460 | 5b442704 | Iustin Pop | cluster = self._cfg.GetClusterInfo()
|
461 | 5b442704 | Iustin Pop | idict["hvparams"] = cluster.FillHV(instance)
|
462 | 0eca8e0c | Iustin Pop | if hvp is not None: |
463 | 0eca8e0c | Iustin Pop | idict["hvparams"].update(hvp)
|
464 | 5b442704 | Iustin Pop | idict["beparams"] = cluster.FillBE(instance)
|
465 | 0eca8e0c | Iustin Pop | if bep is not None: |
466 | 0eca8e0c | Iustin Pop | idict["beparams"].update(bep)
|
467 | 1bdcbbab | Iustin Pop | idict["osparams"] = cluster.SimpleFillOS(instance.os, instance.osparams)
|
468 | 1bdcbbab | Iustin Pop | if osp is not None: |
469 | 1bdcbbab | Iustin Pop | idict["osparams"].update(osp)
|
470 | b848ce79 | Guido Trotter | for nic in idict["nics"]: |
471 | b848ce79 | Guido Trotter | nic['nicparams'] = objects.FillDict(
|
472 | b848ce79 | Guido Trotter | cluster.nicparams[constants.PP_DEFAULT], |
473 | b848ce79 | Guido Trotter | nic['nicparams'])
|
474 | 26ba2bd8 | Iustin Pop | return idict
|
475 | 26ba2bd8 | Iustin Pop | |
476 | c4de9b7a | Michael Hanselmann | def _InstDictHvpBep(self, (instance, hvp, bep)): |
477 | c4de9b7a | Michael Hanselmann | """Wrapper for L{_InstDict}.
|
478 | c4de9b7a | Michael Hanselmann |
|
479 | c4de9b7a | Michael Hanselmann | """
|
480 | c4de9b7a | Michael Hanselmann | return self._InstDict(instance, hvp=hvp, bep=bep) |
481 | c4de9b7a | Michael Hanselmann | |
482 | c4de9b7a | Michael Hanselmann | def _InstDictOsp(self, (instance, osparams)): |
483 | c4de9b7a | Michael Hanselmann | """Wrapper for L{_InstDict}.
|
484 | c4de9b7a | Michael Hanselmann |
|
485 | c4de9b7a | Michael Hanselmann | """
|
486 | c4de9b7a | Michael Hanselmann | return self._InstDict(instance, osp=osparams) |
487 | c4de9b7a | Michael Hanselmann | |
488 | 200de241 | Michael Hanselmann | def _Call(self, node_list, procedure, timeout, args): |
489 | 200de241 | Michael Hanselmann | """Entry point for automatically generated RPC wrappers.
|
490 | 200de241 | Michael Hanselmann |
|
491 | 200de241 | Michael Hanselmann | """
|
492 | 160e2921 | Iustin Pop | body = serializer.DumpJson(args, indent=False)
|
493 | 9a525d83 | Michael Hanselmann | |
494 | 4fbe3851 | Michael Hanselmann | return self._proc(node_list, procedure, body, read_timeout=timeout) |
495 | 9a525d83 | Michael Hanselmann | |
496 | efc71a02 | Michael Hanselmann | @staticmethod
|
497 | e3ac8406 | Andrea Spadaccini | def _MigrationStatusPostProc(result): |
498 | e3ac8406 | Andrea Spadaccini | if not result.fail_msg and result.payload is not None: |
499 | e3ac8406 | Andrea Spadaccini | result.payload = objects.MigrationStatus.FromDict(result.payload) |
500 | e3ac8406 | Andrea Spadaccini | return result
|
501 | e3ac8406 | Andrea Spadaccini | |
502 | e3ac8406 | Andrea Spadaccini | @staticmethod
|
503 | efc71a02 | Michael Hanselmann | def _BlockdevFindPostProc(result): |
504 | efc71a02 | Michael Hanselmann | if not result.fail_msg and result.payload is not None: |
505 | efc71a02 | Michael Hanselmann | result.payload = objects.BlockDevStatus.FromDict(result.payload) |
506 | efc71a02 | Michael Hanselmann | return result
|
507 | efc71a02 | Michael Hanselmann | |
508 | efc71a02 | Michael Hanselmann | @staticmethod
|
509 | efc71a02 | Michael Hanselmann | def _BlockdevGetMirrorStatusPostProc(result): |
510 | efc71a02 | Michael Hanselmann | if not result.fail_msg: |
511 | efc71a02 | Michael Hanselmann | result.payload = [objects.BlockDevStatus.FromDict(i) |
512 | efc71a02 | Michael Hanselmann | for i in result.payload] |
513 | efc71a02 | Michael Hanselmann | return result
|
514 | efc71a02 | Michael Hanselmann | |
515 | efc71a02 | Michael Hanselmann | @staticmethod
|
516 | efc71a02 | Michael Hanselmann | def _BlockdevGetMirrorStatusMultiPostProc(result): |
517 | efc71a02 | Michael Hanselmann | for nres in result.values(): |
518 | efc71a02 | Michael Hanselmann | if nres.fail_msg:
|
519 | efc71a02 | Michael Hanselmann | continue
|
520 | efc71a02 | Michael Hanselmann | |
521 | efc71a02 | Michael Hanselmann | for idx, (success, status) in enumerate(nres.payload): |
522 | efc71a02 | Michael Hanselmann | if success:
|
523 | efc71a02 | Michael Hanselmann | nres.payload[idx] = (success, objects.BlockDevStatus.FromDict(status)) |
524 | efc71a02 | Michael Hanselmann | |
525 | efc71a02 | Michael Hanselmann | return result
|
526 | efc71a02 | Michael Hanselmann | |
527 | efc71a02 | Michael Hanselmann | @staticmethod
|
528 | efc71a02 | Michael Hanselmann | def _OsGetPostProc(result): |
529 | efc71a02 | Michael Hanselmann | if not result.fail_msg and isinstance(result.payload, dict): |
530 | efc71a02 | Michael Hanselmann | result.payload = objects.OS.FromDict(result.payload) |
531 | efc71a02 | Michael Hanselmann | return result
|
532 | efc71a02 | Michael Hanselmann | |
533 | efc71a02 | Michael Hanselmann | @staticmethod
|
534 | efc71a02 | Michael Hanselmann | def _PrepareFinalizeExportDisks(snap_disks): |
535 | efc71a02 | Michael Hanselmann | flat_disks = [] |
536 | efc71a02 | Michael Hanselmann | |
537 | efc71a02 | Michael Hanselmann | for disk in snap_disks: |
538 | efc71a02 | Michael Hanselmann | if isinstance(disk, bool): |
539 | efc71a02 | Michael Hanselmann | flat_disks.append(disk) |
540 | efc71a02 | Michael Hanselmann | else:
|
541 | efc71a02 | Michael Hanselmann | flat_disks.append(disk.ToDict()) |
542 | efc71a02 | Michael Hanselmann | |
543 | efc71a02 | Michael Hanselmann | return flat_disks
|
544 | efc71a02 | Michael Hanselmann | |
545 | efc71a02 | Michael Hanselmann | @staticmethod
|
546 | efc71a02 | Michael Hanselmann | def _ImpExpStatusPostProc(result): |
547 | efc71a02 | Michael Hanselmann | """Post-processor for import/export status.
|
548 | efc71a02 | Michael Hanselmann |
|
549 | efc71a02 | Michael Hanselmann | @rtype: Payload containing list of L{objects.ImportExportStatus} instances
|
550 | efc71a02 | Michael Hanselmann | @return: Returns a list of the state of each named import/export or None if
|
551 | efc71a02 | Michael Hanselmann | a status couldn't be retrieved
|
552 | efc71a02 | Michael Hanselmann |
|
553 | efc71a02 | Michael Hanselmann | """
|
554 | efc71a02 | Michael Hanselmann | if not result.fail_msg: |
555 | efc71a02 | Michael Hanselmann | decoded = [] |
556 | efc71a02 | Michael Hanselmann | |
557 | efc71a02 | Michael Hanselmann | for i in result.payload: |
558 | efc71a02 | Michael Hanselmann | if i is None: |
559 | efc71a02 | Michael Hanselmann | decoded.append(None)
|
560 | efc71a02 | Michael Hanselmann | continue
|
561 | efc71a02 | Michael Hanselmann | decoded.append(objects.ImportExportStatus.FromDict(i)) |
562 | efc71a02 | Michael Hanselmann | |
563 | efc71a02 | Michael Hanselmann | result.payload = decoded |
564 | efc71a02 | Michael Hanselmann | |
565 | efc71a02 | Michael Hanselmann | return result
|
566 | efc71a02 | Michael Hanselmann | |
567 | 46c293f0 | Michael Hanselmann | @staticmethod
|
568 | 46c293f0 | Michael Hanselmann | def _EncodeImportExportIO(ieio, ieioargs): |
569 | 46c293f0 | Michael Hanselmann | """Encodes import/export I/O information.
|
570 | 46c293f0 | Michael Hanselmann |
|
571 | 46c293f0 | Michael Hanselmann | """
|
572 | 46c293f0 | Michael Hanselmann | if ieio == constants.IEIO_RAW_DISK:
|
573 | 46c293f0 | Michael Hanselmann | assert len(ieioargs) == 1 |
574 | 46c293f0 | Michael Hanselmann | return (ieioargs[0].ToDict(), ) |
575 | 46c293f0 | Michael Hanselmann | |
576 | 46c293f0 | Michael Hanselmann | if ieio == constants.IEIO_SCRIPT:
|
577 | 46c293f0 | Michael Hanselmann | assert len(ieioargs) == 2 |
578 | 46c293f0 | Michael Hanselmann | return (ieioargs[0].ToDict(), ieioargs[1]) |
579 | 46c293f0 | Michael Hanselmann | |
580 | 46c293f0 | Michael Hanselmann | return ieioargs
|
581 | 46c293f0 | Michael Hanselmann | |
582 | 415a7304 | Michael Hanselmann | @staticmethod
|
583 | 415a7304 | Michael Hanselmann | def _PrepareFileUpload(filename): |
584 | 415a7304 | Michael Hanselmann | """Loads a file and prepares it for an upload to nodes.
|
585 | 6b294c53 | Iustin Pop |
|
586 | 72737a7f | Iustin Pop | """
|
587 | 415a7304 | Michael Hanselmann | data = _Compress(utils.ReadFile(filename)) |
588 | 415a7304 | Michael Hanselmann | st = os.stat(filename) |
589 | 9a914f7a | René Nussbaumer | getents = runtime.GetEnts() |
590 | 415a7304 | Michael Hanselmann | return [filename, data, st.st_mode, getents.LookupUid(st.st_uid),
|
591 | 415a7304 | Michael Hanselmann | getents.LookupGid(st.st_gid), st.st_atime, st.st_mtime] |
592 | 6ddc95ec | Michael Hanselmann | |
593 | 415a7304 | Michael Hanselmann | #
|
594 | 415a7304 | Michael Hanselmann | # Begin RPC calls
|
595 | 415a7304 | Michael Hanselmann | #
|
596 | 6ddc95ec | Michael Hanselmann | |
597 | 0436da49 | Michael Hanselmann | def call_test_delay(self, node_list, duration, read_timeout=None): |
598 | 72737a7f | Iustin Pop | """Sleep for a fixed time on given node(s).
|
599 | 06009e27 | Iustin Pop |
|
600 | 72737a7f | Iustin Pop | This is a multi-node call.
|
601 | 06009e27 | Iustin Pop |
|
602 | 72737a7f | Iustin Pop | """
|
603 | 0436da49 | Michael Hanselmann | assert read_timeout is None |
604 | 0436da49 | Michael Hanselmann | return self.call_test_delay(node_list, duration, |
605 | 0436da49 | Michael Hanselmann | read_timeout=int(duration + 5)) |
606 | 5e04ed8b | Manuel Franceschini | |
607 | fb1ffbca | Michael Hanselmann | |
608 | fb1ffbca | Michael Hanselmann | class JobQueueRunner(_generated_rpc.RpcClientJobQueue): |
609 | fb1ffbca | Michael Hanselmann | """RPC wrappers for job queue.
|
610 | fb1ffbca | Michael Hanselmann |
|
611 | fb1ffbca | Michael Hanselmann | """
|
612 | fb1ffbca | Michael Hanselmann | _Compress = staticmethod(_Compress)
|
613 | fb1ffbca | Michael Hanselmann | |
614 | fb1ffbca | Michael Hanselmann | def __init__(self, context, address_list): |
615 | fb1ffbca | Michael Hanselmann | """Initializes this class.
|
616 | fb1ffbca | Michael Hanselmann |
|
617 | fb1ffbca | Michael Hanselmann | """
|
618 | fb1ffbca | Michael Hanselmann | _generated_rpc.RpcClientJobQueue.__init__(self)
|
619 | fb1ffbca | Michael Hanselmann | |
620 | fb1ffbca | Michael Hanselmann | if address_list is None: |
621 | fb1ffbca | Michael Hanselmann | resolver = _SsconfResolver |
622 | fb1ffbca | Michael Hanselmann | else:
|
623 | fb1ffbca | Michael Hanselmann | # Caller provided an address list
|
624 | fb1ffbca | Michael Hanselmann | resolver = _StaticResolver(address_list) |
625 | fb1ffbca | Michael Hanselmann | |
626 | fb1ffbca | Michael Hanselmann | self._proc = _RpcProcessor(resolver,
|
627 | fb1ffbca | Michael Hanselmann | netutils.GetDaemonPort(constants.NODED), |
628 | fb1ffbca | Michael Hanselmann | lock_monitor_cb=context.glm.AddToLockMonitor) |
629 | fb1ffbca | Michael Hanselmann | |
630 | fb1ffbca | Michael Hanselmann | def _Call(self, node_list, procedure, timeout, args): |
631 | fb1ffbca | Michael Hanselmann | """Entry point for automatically generated RPC wrappers.
|
632 | fb1ffbca | Michael Hanselmann |
|
633 | fb1ffbca | Michael Hanselmann | """
|
634 | fb1ffbca | Michael Hanselmann | body = serializer.DumpJson(args, indent=False)
|
635 | fb1ffbca | Michael Hanselmann | |
636 | fb1ffbca | Michael Hanselmann | return self._proc(node_list, procedure, body, read_timeout=timeout) |
637 | db04ce5d | Michael Hanselmann | |
638 | db04ce5d | Michael Hanselmann | |
639 | db04ce5d | Michael Hanselmann | class BootstrapRunner(_generated_rpc.RpcClientBootstrap): |
640 | db04ce5d | Michael Hanselmann | """RPC wrappers for bootstrapping.
|
641 | db04ce5d | Michael Hanselmann |
|
642 | db04ce5d | Michael Hanselmann | """
|
643 | db04ce5d | Michael Hanselmann | def __init__(self): |
644 | db04ce5d | Michael Hanselmann | """Initializes this class.
|
645 | db04ce5d | Michael Hanselmann |
|
646 | db04ce5d | Michael Hanselmann | """
|
647 | db04ce5d | Michael Hanselmann | _generated_rpc.RpcClientBootstrap.__init__(self)
|
648 | db04ce5d | Michael Hanselmann | |
649 | db04ce5d | Michael Hanselmann | self._proc = _RpcProcessor(_SsconfResolver,
|
650 | db04ce5d | Michael Hanselmann | netutils.GetDaemonPort(constants.NODED)) |
651 | db04ce5d | Michael Hanselmann | |
652 | db04ce5d | Michael Hanselmann | def _Call(self, node_list, procedure, timeout, args): |
653 | db04ce5d | Michael Hanselmann | """Entry point for automatically generated RPC wrappers.
|
654 | db04ce5d | Michael Hanselmann |
|
655 | db04ce5d | Michael Hanselmann | """
|
656 | db04ce5d | Michael Hanselmann | body = serializer.DumpJson(args, indent=False)
|
657 | db04ce5d | Michael Hanselmann | |
658 | db04ce5d | Michael Hanselmann | return self._proc(node_list, procedure, body, read_timeout=timeout) |
659 | 415a7304 | Michael Hanselmann | |
660 | 415a7304 | Michael Hanselmann | |
661 | 415a7304 | Michael Hanselmann | class ConfigRunner(_generated_rpc.RpcClientConfig): |
662 | 415a7304 | Michael Hanselmann | """RPC wrappers for L{config}.
|
663 | 415a7304 | Michael Hanselmann |
|
664 | 415a7304 | Michael Hanselmann | """
|
665 | 415a7304 | Michael Hanselmann | _PrepareFileUpload = \ |
666 | 415a7304 | Michael Hanselmann | staticmethod(RpcRunner._PrepareFileUpload) # pylint: disable=W0212 |
667 | 415a7304 | Michael Hanselmann | |
668 | 415a7304 | Michael Hanselmann | def __init__(self, address_list): |
669 | 415a7304 | Michael Hanselmann | """Initializes this class.
|
670 | 415a7304 | Michael Hanselmann |
|
671 | 415a7304 | Michael Hanselmann | """
|
672 | 415a7304 | Michael Hanselmann | _generated_rpc.RpcClientConfig.__init__(self)
|
673 | 415a7304 | Michael Hanselmann | |
674 | 415a7304 | Michael Hanselmann | if address_list is None: |
675 | 415a7304 | Michael Hanselmann | resolver = _SsconfResolver |
676 | 415a7304 | Michael Hanselmann | else:
|
677 | 415a7304 | Michael Hanselmann | # Caller provided an address list
|
678 | 415a7304 | Michael Hanselmann | resolver = _StaticResolver(address_list) |
679 | 415a7304 | Michael Hanselmann | |
680 | 415a7304 | Michael Hanselmann | self._proc = _RpcProcessor(resolver,
|
681 | 415a7304 | Michael Hanselmann | netutils.GetDaemonPort(constants.NODED)) |
682 | 415a7304 | Michael Hanselmann | |
683 | 415a7304 | Michael Hanselmann | def _Call(self, node_list, procedure, timeout, args): |
684 | 415a7304 | Michael Hanselmann | """Entry point for automatically generated RPC wrappers.
|
685 | 415a7304 | Michael Hanselmann |
|
686 | 415a7304 | Michael Hanselmann | """
|
687 | 415a7304 | Michael Hanselmann | body = serializer.DumpJson(args, indent=False)
|
688 | 415a7304 | Michael Hanselmann | |
689 | 415a7304 | Michael Hanselmann | return self._proc(node_list, procedure, body, read_timeout=timeout) |