4 # Copyright (C) 2006, 2007, 2008 Google Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 """Remote API connection map.
28 from ganeti import constants
29 from ganeti import http
31 from ganeti.rapi import baserlib
32 from ganeti.rapi import rlib1
33 from ganeti.rapi import rlib2
35 # the connection map is created at the end of this file
40 """Map resource to method.
43 def __init__(self, connector=CONNECTOR):
44 """Resource mapper constructor.
46 @param connector: a dictionary, mapping method name with URL path regexp
49 self._connector = connector
51 def getController(self, uri):
52 """Find method for a given URI.
54 @param uri: string with URI
56 @return: None if no method is found or a tuple containing
58 - method: name of method mapped to URI
59 - items: a list of variable intems in the path
60 - args: a dictionary with additional parameters from URL
64 (path, query) = uri.split('?', 1)
65 args = cgi.parse_qs(query)
73 for key, handler in self._connector.iteritems():
75 if hasattr(key, "match"):
78 result = (handler, list(m.groups()), args)
83 result = (handler, [], args)
89 raise http.HttpNotFound()
92 class R_root(baserlib.R_Generic):
99 """Show the list of mapped resources.
101 @return: a dictionary with 'name' and 'uri' keys for each of them.
104 root_pattern = re.compile('^R_([a-zA-Z0-9]+)$')
107 for handler in CONNECTOR.values():
108 m = root_pattern.match(handler.__name__)
112 rootlist.append(name)
114 return baserlib.BuildUriList(rootlist, "/%s")
120 "/version": rlib1.R_version,
122 "/tags": rlib1.R_tags,
123 "/info": rlib1.R_info,
125 "/nodes": rlib2.R_nodes,
126 re.compile(r'^/nodes/([\w\._-]+)$'): rlib1.R_nodes_name,
127 re.compile(r'^/nodes/([\w\._-]+)/tags$'): rlib1.R_nodes_name_tags,
129 "/instances": rlib2.R_instances,
130 re.compile(r'^/instances/([\w\._-]+)$'): rlib1.R_instances_name,
131 re.compile(r'^/instances/([\w\._-]+)/tags$'): rlib1.R_instances_name_tags,
135 "/2/jobs": rlib2.R_2_jobs,
136 "/2/nodes": rlib2.R_2_nodes,
137 "/2/instances": rlib2.R_2_instances,
138 re.compile(r'^/2/instances/([\w\._-]+)$'): rlib1.R_instances_name,
139 re.compile(r'^/2/instances/([\w\._-]+)/tags$'): rlib2.R_2_instances_name_tags,
140 re.compile(r'^/2/instances/([\w\._-]+)/reboot$'):
141 rlib2.R_2_instances_name_reboot,
142 re.compile(r'^/2/instances/([\w\._-]+)/shutdown$'):
143 rlib2.R_2_instances_name_shutdown,
144 re.compile(r'^/2/instances/([\w\._-]+)/startup$'):
145 rlib2.R_2_instances_name_startup,
146 re.compile(r'/2/jobs/(%s)$' % constants.JOB_ID_TEMPLATE): rlib2.R_2_jobs_id,