root / lib / rapi / connector.py @ c47eddb8
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1 | 10b207d4 | Oleksiy Mishchenko | #
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2 | 10b207d4 | Oleksiy Mishchenko | #
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3 | 10b207d4 | Oleksiy Mishchenko | |
4 | 10b207d4 | Oleksiy Mishchenko | # Copyright (C) 2006, 2007, 2008 Google Inc.
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5 | 10b207d4 | Oleksiy Mishchenko | #
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6 | 10b207d4 | Oleksiy Mishchenko | # This program is free software; you can redistribute it and/or modify
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7 | 10b207d4 | Oleksiy Mishchenko | # it under the terms of the GNU General Public License as published by
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8 | 10b207d4 | Oleksiy Mishchenko | # the Free Software Foundation; either version 2 of the License, or
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9 | 10b207d4 | Oleksiy Mishchenko | # (at your option) any later version.
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10 | 10b207d4 | Oleksiy Mishchenko | #
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11 | 10b207d4 | Oleksiy Mishchenko | # This program is distributed in the hope that it will be useful, but
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12 | 10b207d4 | Oleksiy Mishchenko | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 10b207d4 | Oleksiy Mishchenko | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 10b207d4 | Oleksiy Mishchenko | # General Public License for more details.
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15 | 10b207d4 | Oleksiy Mishchenko | #
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16 | 10b207d4 | Oleksiy Mishchenko | # You should have received a copy of the GNU General Public License
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17 | 10b207d4 | Oleksiy Mishchenko | # along with this program; if not, write to the Free Software
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18 | 10b207d4 | Oleksiy Mishchenko | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 10b207d4 | Oleksiy Mishchenko | # 02110-1301, USA.
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20 | 10b207d4 | Oleksiy Mishchenko | |
21 | 10b207d4 | Oleksiy Mishchenko | """Remote API connection map.
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22 | 10b207d4 | Oleksiy Mishchenko |
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23 | 10b207d4 | Oleksiy Mishchenko | """
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24 | 10b207d4 | Oleksiy Mishchenko | |
25 | b459a848 | Andrea Spadaccini | # pylint: disable=C0103
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26 | fe267188 | Iustin Pop | |
27 | fe267188 | Iustin Pop | # C0103: Invalid name, since the R_* names are not conforming
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28 | fe267188 | Iustin Pop | |
29 | 10b207d4 | Oleksiy Mishchenko | import cgi |
30 | 10b207d4 | Oleksiy Mishchenko | import re |
31 | 10b207d4 | Oleksiy Mishchenko | |
32 | a2f92677 | Michael Hanselmann | from ganeti import constants |
33 | a2f92677 | Michael Hanselmann | from ganeti import http |
34 | 691c81b7 | Michael Hanselmann | from ganeti import utils |
35 | 10b207d4 | Oleksiy Mishchenko | |
36 | 10b207d4 | Oleksiy Mishchenko | from ganeti.rapi import rlib2 |
37 | 10b207d4 | Oleksiy Mishchenko | |
38 | bf968b7f | Michael Hanselmann | |
39 | bf968b7f | Michael Hanselmann | _NAME_PATTERN = r"[\w\._-]+"
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40 | e23881ed | Michael Hanselmann | _DISK_PATTERN = r"\d+"
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41 | bf968b7f | Michael Hanselmann | |
42 | a2f92677 | Michael Hanselmann | # the connection map is created at the end of this file
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43 | 10b207d4 | Oleksiy Mishchenko | CONNECTOR = {} |
44 | 10b207d4 | Oleksiy Mishchenko | |
45 | 10b207d4 | Oleksiy Mishchenko | |
46 | 10b207d4 | Oleksiy Mishchenko | class Mapper: |
47 | 10b207d4 | Oleksiy Mishchenko | """Map resource to method.
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48 | 10b207d4 | Oleksiy Mishchenko |
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49 | 10b207d4 | Oleksiy Mishchenko | """
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50 | e11ddf13 | Iustin Pop | def __init__(self, connector=None): |
51 | 10b207d4 | Oleksiy Mishchenko | """Resource mapper constructor.
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52 | 10b207d4 | Oleksiy Mishchenko |
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53 | c41eea6e | Iustin Pop | @param connector: a dictionary, mapping method name with URL path regexp
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54 | 10b207d4 | Oleksiy Mishchenko |
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55 | 10b207d4 | Oleksiy Mishchenko | """
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56 | e11ddf13 | Iustin Pop | if connector is None: |
57 | e11ddf13 | Iustin Pop | connector = CONNECTOR |
58 | 10b207d4 | Oleksiy Mishchenko | self._connector = connector
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59 | 10b207d4 | Oleksiy Mishchenko | |
60 | 10b207d4 | Oleksiy Mishchenko | def getController(self, uri): |
61 | 10b207d4 | Oleksiy Mishchenko | """Find method for a given URI.
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62 | 10b207d4 | Oleksiy Mishchenko |
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63 | c41eea6e | Iustin Pop | @param uri: string with URI
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64 | 10b207d4 | Oleksiy Mishchenko |
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65 | c41eea6e | Iustin Pop | @return: None if no method is found or a tuple containing
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66 | c41eea6e | Iustin Pop | the following fields:
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67 | c41eea6e | Iustin Pop | - method: name of method mapped to URI
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68 | c41eea6e | Iustin Pop | - items: a list of variable intems in the path
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69 | c41eea6e | Iustin Pop | - args: a dictionary with additional parameters from URL
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70 | 10b207d4 | Oleksiy Mishchenko |
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71 | 10b207d4 | Oleksiy Mishchenko | """
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72 | d0c8c01d | Iustin Pop | if "?" in uri: |
73 | d0c8c01d | Iustin Pop | (path, query) = uri.split("?", 1) |
74 | 10b207d4 | Oleksiy Mishchenko | args = cgi.parse_qs(query) |
75 | 10b207d4 | Oleksiy Mishchenko | else:
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76 | 10b207d4 | Oleksiy Mishchenko | path = uri |
77 | 10b207d4 | Oleksiy Mishchenko | query = None
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78 | 10b207d4 | Oleksiy Mishchenko | args = {} |
79 | 10b207d4 | Oleksiy Mishchenko | |
80 | 691c81b7 | Michael Hanselmann | # Try to find handler for request path
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81 | 691c81b7 | Michael Hanselmann | result = utils.FindMatch(self._connector, path)
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82 | 10b207d4 | Oleksiy Mishchenko | |
83 | 691c81b7 | Michael Hanselmann | if result is None: |
84 | 691c81b7 | Michael Hanselmann | raise http.HttpNotFound()
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85 | 10b207d4 | Oleksiy Mishchenko | |
86 | 691c81b7 | Michael Hanselmann | (handler, groups) = result |
87 | 10b207d4 | Oleksiy Mishchenko | |
88 | 691c81b7 | Michael Hanselmann | return (handler, groups, args)
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89 | 10b207d4 | Oleksiy Mishchenko | |
90 | 10b207d4 | Oleksiy Mishchenko | |
91 | 0897dc97 | Adeodato Simo | def GetHandlers(node_name_pattern, instance_name_pattern, |
92 | 1c7fd467 | Michael Hanselmann | group_name_pattern, job_id_pattern, disk_pattern, |
93 | 1c7fd467 | Michael Hanselmann | query_res_pattern): |
94 | bf968b7f | Michael Hanselmann | """Returns all supported resources and their handlers.
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95 | bf968b7f | Michael Hanselmann |
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96 | bf968b7f | Michael Hanselmann | """
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97 | 2c0be3d0 | Michael Hanselmann | # Important note: New resources should always be added under /2. During a
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98 | 2c0be3d0 | Michael Hanselmann | # discussion in July 2010 it was decided that having per-resource versions
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99 | 2c0be3d0 | Michael Hanselmann | # is more flexible and future-compatible than versioning the whole remote
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100 | 2c0be3d0 | Michael Hanselmann | # API.
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101 | bf968b7f | Michael Hanselmann | return {
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102 | 0f945c65 | Michael Hanselmann | "/": rlib2.R_root,
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103 | 132cdb87 | Michael Hanselmann | "/2": rlib2.R_2,
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104 | bf968b7f | Michael Hanselmann | |
105 | bf968b7f | Michael Hanselmann | "/version": rlib2.R_version,
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106 | 10b207d4 | Oleksiy Mishchenko | |
107 | bf968b7f | Michael Hanselmann | "/2/nodes": rlib2.R_2_nodes,
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108 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)$" % node_name_pattern):
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109 | bf968b7f | Michael Hanselmann | rlib2.R_2_nodes_name, |
110 | 42d4d8b9 | Michael Hanselmann | re.compile(r"^/2/nodes/(%s)/powercycle$" % node_name_pattern):
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111 | 42d4d8b9 | Michael Hanselmann | rlib2.R_2_nodes_name_powercycle, |
112 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/tags$" % node_name_pattern):
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113 | bf968b7f | Michael Hanselmann | rlib2.R_2_nodes_name_tags, |
114 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/role$" % node_name_pattern):
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115 | bf968b7f | Michael Hanselmann | rlib2.R_2_nodes_name_role, |
116 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/evacuate$" % node_name_pattern):
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117 | 73452f12 | Michael Hanselmann | rlib2.R_2_nodes_name_evacuate, |
118 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/migrate$" % node_name_pattern):
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119 | 1c482bab | Michael Hanselmann | rlib2.R_2_nodes_name_migrate, |
120 | 94497dd1 | Michael Hanselmann | re.compile(r"^/2/nodes/(%s)/modify$" % node_name_pattern):
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121 | 94497dd1 | Michael Hanselmann | rlib2.R_2_nodes_name_modify, |
122 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/storage$" % node_name_pattern):
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123 | 7a95a954 | Michael Hanselmann | rlib2.R_2_nodes_name_storage, |
124 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/storage/modify$" % node_name_pattern):
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125 | 1e82bc80 | Michael Hanselmann | rlib2.R_2_nodes_name_storage_modify, |
126 | d0c8c01d | Iustin Pop | re.compile(r"^/2/nodes/(%s)/storage/repair$" % node_name_pattern):
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127 | 723f4565 | Michael Hanselmann | rlib2.R_2_nodes_name_storage_repair, |
128 | bf968b7f | Michael Hanselmann | |
129 | bf968b7f | Michael Hanselmann | "/2/instances": rlib2.R_2_instances,
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130 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)$" % instance_name_pattern):
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131 | bf968b7f | Michael Hanselmann | rlib2.R_2_instances_name, |
132 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/info$" % instance_name_pattern):
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133 | d8260842 | Michael Hanselmann | rlib2.R_2_instances_name_info, |
134 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/tags$" % instance_name_pattern):
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135 | bf968b7f | Michael Hanselmann | rlib2.R_2_instances_name_tags, |
136 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/reboot$" % instance_name_pattern):
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137 | 2276aa29 | Oleksiy Mishchenko | rlib2.R_2_instances_name_reboot, |
138 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/reinstall$" % instance_name_pattern):
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139 | e5b7c4ca | Iustin Pop | rlib2.R_2_instances_name_reinstall, |
140 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/replace-disks$" % instance_name_pattern):
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141 | 4c98b915 | Michael Hanselmann | rlib2.R_2_instances_name_replace_disks, |
142 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/shutdown$" % instance_name_pattern):
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143 | 0c55c24b | Oleksiy Mishchenko | rlib2.R_2_instances_name_shutdown, |
144 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/startup$" % instance_name_pattern):
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145 | 0c55c24b | Oleksiy Mishchenko | rlib2.R_2_instances_name_startup, |
146 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/activate-disks$" % instance_name_pattern):
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147 | 2197b66f | René Nussbaumer | rlib2.R_2_instances_name_activate_disks, |
148 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/deactivate-disks$" % instance_name_pattern):
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149 | 0a37de5f | René Nussbaumer | rlib2.R_2_instances_name_deactivate_disks, |
150 | a52978c7 | Michael Hanselmann | re.compile(r"^/2/instances/(%s)/recreate-disks$" % instance_name_pattern):
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151 | a52978c7 | Michael Hanselmann | rlib2.R_2_instances_name_recreate_disks, |
152 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/prepare-export$" % instance_name_pattern):
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153 | ebeb600f | Michael Hanselmann | rlib2.R_2_instances_name_prepare_export, |
154 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/export$" % instance_name_pattern):
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155 | ebeb600f | Michael Hanselmann | rlib2.R_2_instances_name_export, |
156 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/migrate$" % instance_name_pattern):
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157 | 5823e0d2 | Michael Hanselmann | rlib2.R_2_instances_name_migrate, |
158 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/failover$" % instance_name_pattern):
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159 | c0a146a1 | Michael Hanselmann | rlib2.R_2_instances_name_failover, |
160 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/rename$" % instance_name_pattern):
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161 | d56e7dc7 | Michael Hanselmann | rlib2.R_2_instances_name_rename, |
162 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/modify$" % instance_name_pattern):
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163 | 3882937a | Michael Hanselmann | rlib2.R_2_instances_name_modify, |
164 | e23881ed | Michael Hanselmann | re.compile(r"^/2/instances/(%s)/disk/(%s)/grow$" %
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165 | e23881ed | Michael Hanselmann | (instance_name_pattern, disk_pattern)): |
166 | e23881ed | Michael Hanselmann | rlib2.R_2_instances_name_disk_grow, |
167 | d0c8c01d | Iustin Pop | re.compile(r"^/2/instances/(%s)/console$" % instance_name_pattern):
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168 | b82d4c5e | Michael Hanselmann | rlib2.R_2_instances_name_console, |
169 | bf968b7f | Michael Hanselmann | |
170 | 0897dc97 | Adeodato Simo | "/2/groups": rlib2.R_2_groups,
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171 | d0c8c01d | Iustin Pop | re.compile(r"^/2/groups/(%s)$" % group_name_pattern):
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172 | 0897dc97 | Adeodato Simo | rlib2.R_2_groups_name, |
173 | d0c8c01d | Iustin Pop | re.compile(r"^/2/groups/(%s)/modify$" % group_name_pattern):
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174 | f18fab7d | Adeodato Simo | rlib2.R_2_groups_name_modify, |
175 | d0c8c01d | Iustin Pop | re.compile(r"^/2/groups/(%s)/rename$" % group_name_pattern):
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176 | 0dbaa9ca | Adeodato Simo | rlib2.R_2_groups_name_rename, |
177 | d0c8c01d | Iustin Pop | re.compile(r"^/2/groups/(%s)/assign-nodes$" % group_name_pattern):
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178 | 4245446f | Adeodato Simo | rlib2.R_2_groups_name_assign_nodes, |
179 | d0c8c01d | Iustin Pop | re.compile(r"^/2/groups/(%s)/tags$" % group_name_pattern):
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180 | 414ebaf1 | Michael Hanselmann | rlib2.R_2_groups_name_tags, |
181 | 0897dc97 | Adeodato Simo | |
182 | bf968b7f | Michael Hanselmann | "/2/jobs": rlib2.R_2_jobs,
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183 | 2c0be3d0 | Michael Hanselmann | re.compile(r"^/2/jobs/(%s)$" % job_id_pattern):
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184 | bf968b7f | Michael Hanselmann | rlib2.R_2_jobs_id, |
185 | 2c0be3d0 | Michael Hanselmann | re.compile(r"^/2/jobs/(%s)/wait$" % job_id_pattern):
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186 | 793a8f7c | Michael Hanselmann | rlib2.R_2_jobs_id_wait, |
187 | bf968b7f | Michael Hanselmann | |
188 | bf968b7f | Michael Hanselmann | "/2/tags": rlib2.R_2_tags,
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189 | bf968b7f | Michael Hanselmann | "/2/info": rlib2.R_2_info,
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190 | bf968b7f | Michael Hanselmann | "/2/os": rlib2.R_2_os,
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191 | 508e9b20 | Michael Hanselmann | "/2/redistribute-config": rlib2.R_2_redist_config,
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192 | 7eac4a4d | Michael Hanselmann | "/2/features": rlib2.R_2_features,
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193 | 62e999a5 | Michael Hanselmann | "/2/modify": rlib2.R_2_cluster_modify,
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194 | 208a6cff | Michael Hanselmann | re.compile(r"^/2/query/(%s)$" % query_res_pattern): rlib2.R_2_query,
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195 | 208a6cff | Michael Hanselmann | re.compile(r"^/2/query/(%s)/fields$" % query_res_pattern):
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196 | 208a6cff | Michael Hanselmann | rlib2.R_2_query_fields, |
197 | bf968b7f | Michael Hanselmann | } |
198 | bf968b7f | Michael Hanselmann | |
199 | bf968b7f | Michael Hanselmann | |
200 | 0897dc97 | Adeodato Simo | CONNECTOR.update(GetHandlers(_NAME_PATTERN, _NAME_PATTERN, _NAME_PATTERN, |
201 | 1c7fd467 | Michael Hanselmann | constants.JOB_ID_TEMPLATE, _DISK_PATTERN, |
202 | 1c7fd467 | Michael Hanselmann | _NAME_PATTERN)) |