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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | a8083063 | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc.
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5 | a8083063 | Iustin Pop | #
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6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | a8083063 | Iustin Pop | # (at your option) any later version.
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10 | a8083063 | Iustin Pop | #
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11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | a8083063 | Iustin Pop | # General Public License for more details.
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15 | a8083063 | Iustin Pop | #
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16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | a8083063 | Iustin Pop | # 02110-1301, USA.
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20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """OpCodes module
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23 | a8083063 | Iustin Pop |
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24 | a8083063 | Iustin Pop | This module implements the data structures which define the cluster
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25 | a8083063 | Iustin Pop | operations - the so-called opcodes.
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26 | a8083063 | Iustin Pop |
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27 | 0e46916d | Iustin Pop | Every operation which modifies the cluster state is expressed via
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28 | 0e46916d | Iustin Pop | opcodes.
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29 | a8083063 | Iustin Pop |
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30 | a8083063 | Iustin Pop | """
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31 | a8083063 | Iustin Pop | |
32 | a8083063 | Iustin Pop | # this are practically structures, so disable the message about too
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33 | a8083063 | Iustin Pop | # few public methods:
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34 | a8083063 | Iustin Pop | # pylint: disable-msg=R0903
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35 | a8083063 | Iustin Pop | |
36 | df458e0b | Iustin Pop | |
37 | 0e46916d | Iustin Pop | class BaseOpCode(object): |
38 | df458e0b | Iustin Pop | """A simple serializable object.
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39 | df458e0b | Iustin Pop |
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40 | 0e46916d | Iustin Pop | This object serves as a parent class for OpCode without any custom
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41 | 0e46916d | Iustin Pop | field handling.
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42 | 0e46916d | Iustin Pop |
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43 | df458e0b | Iustin Pop | """
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44 | a8083063 | Iustin Pop | __slots__ = [] |
45 | a8083063 | Iustin Pop | |
46 | a8083063 | Iustin Pop | def __init__(self, **kwargs): |
47 | a7399f66 | Iustin Pop | """Constructor for BaseOpCode.
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48 | a7399f66 | Iustin Pop |
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49 | a7399f66 | Iustin Pop | The constructor takes only keyword arguments and will set
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50 | a7399f66 | Iustin Pop | attributes on this object based on the passed arguments. As such,
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51 | a7399f66 | Iustin Pop | it means that you should not pass arguments which are not in the
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52 | a7399f66 | Iustin Pop | __slots__ attribute for this class.
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53 | a7399f66 | Iustin Pop |
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54 | a7399f66 | Iustin Pop | """
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55 | a8083063 | Iustin Pop | for key in kwargs: |
56 | a8083063 | Iustin Pop | if key not in self.__slots__: |
57 | df458e0b | Iustin Pop | raise TypeError("Object %s doesn't support the parameter '%s'" % |
58 | 3ecf6786 | Iustin Pop | (self.__class__.__name__, key))
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59 | a8083063 | Iustin Pop | setattr(self, key, kwargs[key]) |
60 | a8083063 | Iustin Pop | |
61 | df458e0b | Iustin Pop | def __getstate__(self): |
62 | a7399f66 | Iustin Pop | """Generic serializer.
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63 | a7399f66 | Iustin Pop |
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64 | a7399f66 | Iustin Pop | This method just returns the contents of the instance as a
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65 | a7399f66 | Iustin Pop | dictionary.
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66 | a7399f66 | Iustin Pop |
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67 | a7399f66 | Iustin Pop | @rtype: C{dict}
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68 | a7399f66 | Iustin Pop | @return: the instance attributes and their values
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69 | a7399f66 | Iustin Pop |
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70 | a7399f66 | Iustin Pop | """
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71 | df458e0b | Iustin Pop | state = {} |
72 | df458e0b | Iustin Pop | for name in self.__slots__: |
73 | df458e0b | Iustin Pop | if hasattr(self, name): |
74 | df458e0b | Iustin Pop | state[name] = getattr(self, name) |
75 | df458e0b | Iustin Pop | return state
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76 | df458e0b | Iustin Pop | |
77 | df458e0b | Iustin Pop | def __setstate__(self, state): |
78 | a7399f66 | Iustin Pop | """Generic unserializer.
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79 | a7399f66 | Iustin Pop |
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80 | a7399f66 | Iustin Pop | This method just restores from the serialized state the attributes
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81 | a7399f66 | Iustin Pop | of the current instance.
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82 | a7399f66 | Iustin Pop |
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83 | a7399f66 | Iustin Pop | @param state: the serialized opcode data
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84 | a7399f66 | Iustin Pop | @type state: C{dict}
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85 | a7399f66 | Iustin Pop |
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86 | a7399f66 | Iustin Pop | """
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87 | df458e0b | Iustin Pop | if not isinstance(state, dict): |
88 | df458e0b | Iustin Pop | raise ValueError("Invalid data to __setstate__: expected dict, got %s" % |
89 | df458e0b | Iustin Pop | type(state))
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90 | df458e0b | Iustin Pop | |
91 | df458e0b | Iustin Pop | for name in self.__slots__: |
92 | df458e0b | Iustin Pop | if name not in state: |
93 | df458e0b | Iustin Pop | delattr(self, name) |
94 | df458e0b | Iustin Pop | |
95 | df458e0b | Iustin Pop | for name in state: |
96 | df458e0b | Iustin Pop | setattr(self, name, state[name]) |
97 | df458e0b | Iustin Pop | |
98 | df458e0b | Iustin Pop | |
99 | 0e46916d | Iustin Pop | class OpCode(BaseOpCode): |
100 | a7399f66 | Iustin Pop | """Abstract OpCode.
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101 | a7399f66 | Iustin Pop |
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102 | a7399f66 | Iustin Pop | This is the root of the actual OpCode hierarchy. All clases derived
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103 | a7399f66 | Iustin Pop | from this class should override OP_ID.
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104 | a7399f66 | Iustin Pop |
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105 | a7399f66 | Iustin Pop | @cvar OP_ID: The ID of this opcode. This should be unique amongst all
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106 | a7399f66 | Iustin Pop | childre of this class.
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107 | a7399f66 | Iustin Pop |
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108 | a7399f66 | Iustin Pop | """
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109 | df458e0b | Iustin Pop | OP_ID = "OP_ABSTRACT"
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110 | df458e0b | Iustin Pop | __slots__ = [] |
111 | df458e0b | Iustin Pop | |
112 | df458e0b | Iustin Pop | def __getstate__(self): |
113 | df458e0b | Iustin Pop | """Specialized getstate for opcodes.
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114 | df458e0b | Iustin Pop |
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115 | a7399f66 | Iustin Pop | This method adds to the state dictionary the OP_ID of the class,
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116 | a7399f66 | Iustin Pop | so that on unload we can identify the correct class for
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117 | a7399f66 | Iustin Pop | instantiating the opcode.
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118 | a7399f66 | Iustin Pop |
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119 | a7399f66 | Iustin Pop | @rtype: C{dict}
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120 | a7399f66 | Iustin Pop | @return: the state as a dictionary
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121 | a7399f66 | Iustin Pop |
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122 | df458e0b | Iustin Pop | """
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123 | 0e46916d | Iustin Pop | data = BaseOpCode.__getstate__(self)
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124 | df458e0b | Iustin Pop | data["OP_ID"] = self.OP_ID |
125 | df458e0b | Iustin Pop | return data
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126 | df458e0b | Iustin Pop | |
127 | df458e0b | Iustin Pop | @classmethod
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128 | 00abdc96 | Iustin Pop | def LoadOpCode(cls, data): |
129 | df458e0b | Iustin Pop | """Generic load opcode method.
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130 | df458e0b | Iustin Pop |
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131 | a7399f66 | Iustin Pop | The method identifies the correct opcode class from the dict-form
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132 | a7399f66 | Iustin Pop | by looking for a OP_ID key, if this is not found, or its value is
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133 | a7399f66 | Iustin Pop | not available in this module as a child of this class, we fail.
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134 | a7399f66 | Iustin Pop |
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135 | a7399f66 | Iustin Pop | @type data: C{dict}
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136 | a7399f66 | Iustin Pop | @param data: the serialized opcode
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137 | a7399f66 | Iustin Pop |
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138 | df458e0b | Iustin Pop | """
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139 | df458e0b | Iustin Pop | if not isinstance(data, dict): |
140 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpCode (%s)" % type(data)) |
141 | df458e0b | Iustin Pop | if "OP_ID" not in data: |
142 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpcode, missing OP_ID") |
143 | df458e0b | Iustin Pop | op_id = data["OP_ID"]
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144 | df458e0b | Iustin Pop | op_class = None
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145 | df458e0b | Iustin Pop | for item in globals().values(): |
146 | df458e0b | Iustin Pop | if (isinstance(item, type) and |
147 | df458e0b | Iustin Pop | issubclass(item, cls) and |
148 | df458e0b | Iustin Pop | hasattr(item, "OP_ID") and |
149 | df458e0b | Iustin Pop | getattr(item, "OP_ID") == op_id): |
150 | df458e0b | Iustin Pop | op_class = item |
151 | df458e0b | Iustin Pop | break
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152 | df458e0b | Iustin Pop | if op_class is None: |
153 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpCode: OP_ID %s unsupported" % |
154 | df458e0b | Iustin Pop | op_id) |
155 | df458e0b | Iustin Pop | op = op_class() |
156 | df458e0b | Iustin Pop | new_data = data.copy() |
157 | df458e0b | Iustin Pop | del new_data["OP_ID"] |
158 | df458e0b | Iustin Pop | op.__setstate__(new_data) |
159 | df458e0b | Iustin Pop | return op
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160 | df458e0b | Iustin Pop | |
161 | a8083063 | Iustin Pop | |
162 | a8083063 | Iustin Pop | class OpDestroyCluster(OpCode): |
163 | a7399f66 | Iustin Pop | """Destroy the cluster.
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164 | a7399f66 | Iustin Pop |
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165 | a7399f66 | Iustin Pop | This opcode has no other parameters. All the state is irreversibly
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166 | a7399f66 | Iustin Pop | lost after the execution of this opcode.
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167 | a7399f66 | Iustin Pop |
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168 | a7399f66 | Iustin Pop | """
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169 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_DESTROY"
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170 | a8083063 | Iustin Pop | __slots__ = [] |
171 | a8083063 | Iustin Pop | |
172 | a8083063 | Iustin Pop | |
173 | a8083063 | Iustin Pop | class OpQueryClusterInfo(OpCode): |
174 | fdc267f4 | Iustin Pop | """Query cluster information."""
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175 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_QUERY"
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176 | a8083063 | Iustin Pop | __slots__ = [] |
177 | a8083063 | Iustin Pop | |
178 | a8083063 | Iustin Pop | |
179 | a8083063 | Iustin Pop | class OpVerifyCluster(OpCode): |
180 | a7399f66 | Iustin Pop | """Verify the cluster state.
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181 | a7399f66 | Iustin Pop |
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182 | a7399f66 | Iustin Pop | @type skip_checks: C{list}
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183 | a7399f66 | Iustin Pop | @ivar skip_checks: steps to be skipped from the verify process; this
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184 | a7399f66 | Iustin Pop | needs to be a subset of
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185 | a7399f66 | Iustin Pop | L{constants.VERIFY_OPTIONAL_CHECKS}; currently
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186 | a7399f66 | Iustin Pop | only L{constants.VERIFY_NPLUSONE_MEM} can be passed
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187 | a7399f66 | Iustin Pop |
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188 | a7399f66 | Iustin Pop | """
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189 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY"
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190 | e54c4c5e | Guido Trotter | __slots__ = ["skip_checks"]
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191 | a8083063 | Iustin Pop | |
192 | a8083063 | Iustin Pop | |
193 | 150e978f | Iustin Pop | class OpVerifyDisks(OpCode): |
194 | 150e978f | Iustin Pop | """Verify the cluster disks.
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195 | 150e978f | Iustin Pop |
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196 | 150e978f | Iustin Pop | Parameters: none
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197 | 150e978f | Iustin Pop |
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198 | 150e978f | Iustin Pop | Result: two lists:
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199 | 150e978f | Iustin Pop | - list of node names with bad data returned (unreachable, etc.)
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200 | a7399f66 | Iustin Pop | - dict of node names with broken volume groups (values: error msg)
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201 | 150e978f | Iustin Pop | - list of instances with degraded disks (that should be activated)
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202 | b63ed789 | Iustin Pop | - dict of instances with missing logical volumes (values: (node, vol)
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203 | b63ed789 | Iustin Pop | pairs with details about the missing volumes)
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204 | 150e978f | Iustin Pop |
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205 | b63ed789 | Iustin Pop | In normal operation, all lists should be empty. A non-empty instance
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206 | b63ed789 | Iustin Pop | list (3rd element of the result) is still ok (errors were fixed) but
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207 | b63ed789 | Iustin Pop | non-empty node list means some node is down, and probably there are
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208 | b63ed789 | Iustin Pop | unfixable drbd errors.
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209 | 150e978f | Iustin Pop |
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210 | 150e978f | Iustin Pop | Note that only instances that are drbd-based are taken into
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211 | 150e978f | Iustin Pop | consideration. This might need to be revisited in the future.
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212 | 150e978f | Iustin Pop |
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213 | 150e978f | Iustin Pop | """
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214 | 150e978f | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY_DISKS"
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215 | 150e978f | Iustin Pop | __slots__ = [] |
216 | 150e978f | Iustin Pop | |
217 | 150e978f | Iustin Pop | |
218 | a8083063 | Iustin Pop | class OpDumpClusterConfig(OpCode): |
219 | fdc267f4 | Iustin Pop | """Dump the cluster configuration."""
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220 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_DUMPCONFIG"
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221 | a8083063 | Iustin Pop | __slots__ = [] |
222 | a8083063 | Iustin Pop | |
223 | a8083063 | Iustin Pop | |
224 | 07bd8a51 | Iustin Pop | class OpRenameCluster(OpCode): |
225 | a7399f66 | Iustin Pop | """Rename the cluster.
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226 | a7399f66 | Iustin Pop |
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227 | a7399f66 | Iustin Pop | @type name: C{str}
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228 | a7399f66 | Iustin Pop | @ivar name: The new name of the cluster. The name and/or the master IP
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229 | a7399f66 | Iustin Pop | address will be changed to match the new name and its IP
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230 | a7399f66 | Iustin Pop | address.
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231 | a7399f66 | Iustin Pop |
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232 | a7399f66 | Iustin Pop | """
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233 | 07bd8a51 | Iustin Pop | OP_ID = "OP_CLUSTER_RENAME"
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234 | 07bd8a51 | Iustin Pop | __slots__ = ["name"]
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235 | 07bd8a51 | Iustin Pop | |
236 | 07bd8a51 | Iustin Pop | |
237 | 12515db7 | Manuel Franceschini | class OpSetClusterParams(OpCode): |
238 | a7399f66 | Iustin Pop | """Change the parameters of the cluster.
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239 | a7399f66 | Iustin Pop |
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240 | a7399f66 | Iustin Pop | @type vg_name: C{str} or C{None}
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241 | a7399f66 | Iustin Pop | @ivar vg_name: The new volume group name or None to disable LVM usage.
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242 | a7399f66 | Iustin Pop |
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243 | a7399f66 | Iustin Pop | """
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244 | 12515db7 | Manuel Franceschini | OP_ID = "OP_CLUSTER_SET_PARAMS"
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245 | 12515db7 | Manuel Franceschini | __slots__ = ["vg_name"]
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246 | 12515db7 | Manuel Franceschini | |
247 | 12515db7 | Manuel Franceschini | |
248 | 07bd8a51 | Iustin Pop | # node opcodes
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249 | 07bd8a51 | Iustin Pop | |
250 | a8083063 | Iustin Pop | class OpRemoveNode(OpCode): |
251 | a7399f66 | Iustin Pop | """Remove a node.
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252 | a7399f66 | Iustin Pop |
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253 | a7399f66 | Iustin Pop | @type node_name: C{str}
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254 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to remove. If the node still has
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255 | a7399f66 | Iustin Pop | instances on it, the operation will fail.
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256 | a7399f66 | Iustin Pop |
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257 | a7399f66 | Iustin Pop | """
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258 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_REMOVE"
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259 | a8083063 | Iustin Pop | __slots__ = ["node_name"]
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260 | a8083063 | Iustin Pop | |
261 | a8083063 | Iustin Pop | |
262 | a8083063 | Iustin Pop | class OpAddNode(OpCode): |
263 | a7399f66 | Iustin Pop | """Add a node to the cluster.
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264 | a7399f66 | Iustin Pop |
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265 | a7399f66 | Iustin Pop | @type node_name: C{str}
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266 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to add. This can be a short name,
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267 | a7399f66 | Iustin Pop | but it will be expanded to the FQDN.
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268 | a7399f66 | Iustin Pop | @type primary_ip: IP address
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269 | a7399f66 | Iustin Pop | @ivar primary_ip: The primary IP of the node. This will be ignored when the
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270 | a7399f66 | Iustin Pop | opcode is submitted, but will be filled during the node
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271 | a7399f66 | Iustin Pop | add (so it will be visible in the job query).
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272 | a7399f66 | Iustin Pop | @type secondary_ip: IP address
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273 | a7399f66 | Iustin Pop | @ivar secondary_ip: The secondary IP of the node. This needs to be passed
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274 | a7399f66 | Iustin Pop | if the cluster has been initialized in 'dual-network'
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275 | a7399f66 | Iustin Pop | mode, otherwise it must not be given.
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276 | a7399f66 | Iustin Pop | @type readd: C{bool}
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277 | a7399f66 | Iustin Pop | @ivar readd: Whether to re-add an existing node to the cluster. If
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278 | a7399f66 | Iustin Pop | this is not passed, then the operation will abort if the node
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279 | a7399f66 | Iustin Pop | name is already in the cluster; use this parameter to 'repair'
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280 | a7399f66 | Iustin Pop | a node that had its configuration broken, or was reinstalled
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281 | a7399f66 | Iustin Pop | without removal from the cluster.
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282 | a7399f66 | Iustin Pop |
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283 | a7399f66 | Iustin Pop | """
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284 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_ADD"
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285 | e7c6e02b | Michael Hanselmann | __slots__ = ["node_name", "primary_ip", "secondary_ip", "readd"] |
286 | a8083063 | Iustin Pop | |
287 | a8083063 | Iustin Pop | |
288 | a8083063 | Iustin Pop | class OpQueryNodes(OpCode): |
289 | a8083063 | Iustin Pop | """Compute the list of nodes."""
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290 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_QUERY"
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291 | 246e180a | Iustin Pop | __slots__ = ["output_fields", "names"] |
292 | a8083063 | Iustin Pop | |
293 | a8083063 | Iustin Pop | |
294 | dcb93971 | Michael Hanselmann | class OpQueryNodeVolumes(OpCode): |
295 | dcb93971 | Michael Hanselmann | """Get list of volumes on node."""
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296 | dcb93971 | Michael Hanselmann | OP_ID = "OP_NODE_QUERYVOLS"
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297 | dcb93971 | Michael Hanselmann | __slots__ = ["nodes", "output_fields"] |
298 | dcb93971 | Michael Hanselmann | |
299 | dcb93971 | Michael Hanselmann | |
300 | a8083063 | Iustin Pop | # instance opcodes
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301 | a8083063 | Iustin Pop | |
302 | a8083063 | Iustin Pop | class OpCreateInstance(OpCode): |
303 | fdc267f4 | Iustin Pop | """Create an instance."""
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304 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CREATE"
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305 | 3b6d8c9b | Iustin Pop | __slots__ = [ |
306 | 3b6d8c9b | Iustin Pop | "instance_name", "mem_size", "disk_size", "os_type", "pnode", |
307 | 3b6d8c9b | Iustin Pop | "disk_template", "snode", "swap_size", "mode", |
308 | 3b6d8c9b | Iustin Pop | "vcpus", "ip", "bridge", "src_node", "src_path", "start", |
309 | 3b6d8c9b | Iustin Pop | "wait_for_sync", "ip_check", "mac", |
310 | 31a853d2 | Iustin Pop | "kernel_path", "initrd_path", "hvm_boot_order", "hvm_acpi", |
311 | 31a853d2 | Iustin Pop | "hvm_pae", "hvm_cdrom_image_path", "vnc_bind_address", |
312 | dc936b49 | Manuel Franceschini | "file_storage_dir", "file_driver", |
313 | 538475ca | Iustin Pop | "iallocator",
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314 | 3b6d8c9b | Iustin Pop | ] |
315 | a8083063 | Iustin Pop | |
316 | a8083063 | Iustin Pop | |
317 | fe7b0351 | Michael Hanselmann | class OpReinstallInstance(OpCode): |
318 | fdc267f4 | Iustin Pop | """Reinstall an instance's OS."""
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319 | fe7b0351 | Michael Hanselmann | OP_ID = "OP_INSTANCE_REINSTALL"
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320 | d0834de3 | Michael Hanselmann | __slots__ = ["instance_name", "os_type"] |
321 | fe7b0351 | Michael Hanselmann | |
322 | fe7b0351 | Michael Hanselmann | |
323 | a8083063 | Iustin Pop | class OpRemoveInstance(OpCode): |
324 | a8083063 | Iustin Pop | """Remove an instance."""
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325 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REMOVE"
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326 | 1d67656e | Iustin Pop | __slots__ = ["instance_name", "ignore_failures"] |
327 | a8083063 | Iustin Pop | |
328 | a8083063 | Iustin Pop | |
329 | decd5f45 | Iustin Pop | class OpRenameInstance(OpCode): |
330 | decd5f45 | Iustin Pop | """Rename an instance."""
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331 | decd5f45 | Iustin Pop | OP_ID = "OP_INSTANCE_RENAME"
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332 | decd5f45 | Iustin Pop | __slots__ = ["instance_name", "ignore_ip", "new_name"] |
333 | decd5f45 | Iustin Pop | |
334 | decd5f45 | Iustin Pop | |
335 | a8083063 | Iustin Pop | class OpStartupInstance(OpCode): |
336 | fdc267f4 | Iustin Pop | """Startup an instance."""
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337 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_STARTUP"
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338 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "force", "extra_args"] |
339 | a8083063 | Iustin Pop | |
340 | a8083063 | Iustin Pop | |
341 | a8083063 | Iustin Pop | class OpShutdownInstance(OpCode): |
342 | fdc267f4 | Iustin Pop | """Shutdown an instance."""
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343 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_SHUTDOWN"
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344 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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345 | a8083063 | Iustin Pop | |
346 | a8083063 | Iustin Pop | |
347 | bf6929a2 | Alexander Schreiber | class OpRebootInstance(OpCode): |
348 | bf6929a2 | Alexander Schreiber | """Reboot an instance."""
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349 | eeb3a5f9 | Iustin Pop | OP_ID = "OP_INSTANCE_REBOOT"
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350 | bf6929a2 | Alexander Schreiber | __slots__ = ["instance_name", "reboot_type", "extra_args", |
351 | bf6929a2 | Alexander Schreiber | "ignore_secondaries" ]
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352 | bf6929a2 | Alexander Schreiber | |
353 | bf6929a2 | Alexander Schreiber | |
354 | a8083063 | Iustin Pop | class OpReplaceDisks(OpCode): |
355 | fdc267f4 | Iustin Pop | """Replace the disks of an instance."""
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356 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REPLACE_DISKS"
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357 | b6e82a65 | Iustin Pop | __slots__ = ["instance_name", "remote_node", "mode", "disks", "iallocator"] |
358 | a8083063 | Iustin Pop | |
359 | a8083063 | Iustin Pop | |
360 | a8083063 | Iustin Pop | class OpFailoverInstance(OpCode): |
361 | a8083063 | Iustin Pop | """Failover an instance."""
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362 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_FAILOVER"
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363 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "ignore_consistency"] |
364 | a8083063 | Iustin Pop | |
365 | a8083063 | Iustin Pop | |
366 | a8083063 | Iustin Pop | class OpConnectConsole(OpCode): |
367 | fdc267f4 | Iustin Pop | """Connect to an instance's console."""
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368 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CONSOLE"
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369 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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370 | a8083063 | Iustin Pop | |
371 | a8083063 | Iustin Pop | |
372 | a8083063 | Iustin Pop | class OpActivateInstanceDisks(OpCode): |
373 | fdc267f4 | Iustin Pop | """Activate an instance's disks."""
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374 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_ACTIVATE_DISKS"
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375 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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376 | a8083063 | Iustin Pop | |
377 | a8083063 | Iustin Pop | |
378 | a8083063 | Iustin Pop | class OpDeactivateInstanceDisks(OpCode): |
379 | fdc267f4 | Iustin Pop | """Deactivate an instance's disks."""
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380 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_DEACTIVATE_DISKS"
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381 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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382 | a8083063 | Iustin Pop | |
383 | a8083063 | Iustin Pop | |
384 | a8083063 | Iustin Pop | class OpQueryInstances(OpCode): |
385 | a8083063 | Iustin Pop | """Compute the list of instances."""
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386 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY"
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387 | 069dcc86 | Iustin Pop | __slots__ = ["output_fields", "names"] |
388 | a8083063 | Iustin Pop | |
389 | a8083063 | Iustin Pop | |
390 | a8083063 | Iustin Pop | class OpQueryInstanceData(OpCode): |
391 | a8083063 | Iustin Pop | """Compute the run-time status of instances."""
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392 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY_DATA"
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393 | a8083063 | Iustin Pop | __slots__ = ["instances"]
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394 | a8083063 | Iustin Pop | |
395 | a8083063 | Iustin Pop | |
396 | 7767bbf5 | Manuel Franceschini | class OpSetInstanceParams(OpCode): |
397 | a8083063 | Iustin Pop | """Change the parameters of an instance."""
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398 | 7767bbf5 | Manuel Franceschini | OP_ID = "OP_INSTANCE_SET_PARAMS"
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399 | 973d7867 | Iustin Pop | __slots__ = [ |
400 | 973d7867 | Iustin Pop | "instance_name", "mem", "vcpus", "ip", "bridge", "mac", |
401 | 31a853d2 | Iustin Pop | "kernel_path", "initrd_path", "hvm_boot_order", "hvm_acpi", |
402 | 31a853d2 | Iustin Pop | "hvm_pae", "hvm_cdrom_image_path", "vnc_bind_address" |
403 | 973d7867 | Iustin Pop | ] |
404 | a8083063 | Iustin Pop | |
405 | a8083063 | Iustin Pop | |
406 | 8729e0d7 | Iustin Pop | class OpGrowDisk(OpCode): |
407 | 8729e0d7 | Iustin Pop | """Grow a disk of an instance."""
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408 | 8729e0d7 | Iustin Pop | OP_ID = "OP_INSTANCE_GROW_DISK"
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409 | 8729e0d7 | Iustin Pop | __slots__ = ["instance_name", "disk", "amount"] |
410 | 8729e0d7 | Iustin Pop | |
411 | 8729e0d7 | Iustin Pop | |
412 | a8083063 | Iustin Pop | # OS opcodes
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413 | a8083063 | Iustin Pop | class OpDiagnoseOS(OpCode): |
414 | a8083063 | Iustin Pop | """Compute the list of guest operating systems."""
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415 | a8083063 | Iustin Pop | OP_ID = "OP_OS_DIAGNOSE"
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416 | 1f9430d6 | Iustin Pop | __slots__ = ["output_fields", "names"] |
417 | a8083063 | Iustin Pop | |
418 | 7c0d6283 | Michael Hanselmann | |
419 | a8083063 | Iustin Pop | # Exports opcodes
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420 | a8083063 | Iustin Pop | class OpQueryExports(OpCode): |
421 | a8083063 | Iustin Pop | """Compute the list of exported images."""
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422 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_QUERY"
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423 | a8083063 | Iustin Pop | __slots__ = ["nodes"]
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424 | a8083063 | Iustin Pop | |
425 | 7c0d6283 | Michael Hanselmann | |
426 | a8083063 | Iustin Pop | class OpExportInstance(OpCode): |
427 | a8083063 | Iustin Pop | """Export an instance."""
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428 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_EXPORT"
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429 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "target_node", "shutdown"] |
430 | 5c947f38 | Iustin Pop | |
431 | 9ac99fda | Guido Trotter | class OpRemoveExport(OpCode): |
432 | 9ac99fda | Guido Trotter | """Remove an instance's export."""
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433 | 9ac99fda | Guido Trotter | OP_ID = "OP_BACKUP_REMOVE"
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434 | 9ac99fda | Guido Trotter | __slots__ = ["instance_name"]
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435 | 5c947f38 | Iustin Pop | |
436 | 5c947f38 | Iustin Pop | # Tags opcodes
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437 | 5c947f38 | Iustin Pop | class OpGetTags(OpCode): |
438 | 5c947f38 | Iustin Pop | """Returns the tags of the given object."""
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439 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_GET"
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440 | 5c947f38 | Iustin Pop | __slots__ = ["kind", "name"] |
441 | 5c947f38 | Iustin Pop | |
442 | 5c947f38 | Iustin Pop | |
443 | 73415719 | Iustin Pop | class OpSearchTags(OpCode): |
444 | 73415719 | Iustin Pop | """Searches the tags in the cluster for a given pattern."""
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445 | 73415719 | Iustin Pop | OP_ID = "OP_TAGS_SEARCH"
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446 | 73415719 | Iustin Pop | __slots__ = ["pattern"]
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447 | 73415719 | Iustin Pop | |
448 | 73415719 | Iustin Pop | |
449 | f27302fa | Iustin Pop | class OpAddTags(OpCode): |
450 | f27302fa | Iustin Pop | """Add a list of tags on a given object."""
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451 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_SET"
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452 | f27302fa | Iustin Pop | __slots__ = ["kind", "name", "tags"] |
453 | 5c947f38 | Iustin Pop | |
454 | 5c947f38 | Iustin Pop | |
455 | f27302fa | Iustin Pop | class OpDelTags(OpCode): |
456 | f27302fa | Iustin Pop | """Remove a list of tags from a given object."""
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457 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_DEL"
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458 | f27302fa | Iustin Pop | __slots__ = ["kind", "name", "tags"] |
459 | 06009e27 | Iustin Pop | |
460 | 06009e27 | Iustin Pop | |
461 | 06009e27 | Iustin Pop | # Test opcodes
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462 | 06009e27 | Iustin Pop | class OpTestDelay(OpCode): |
463 | 06009e27 | Iustin Pop | """Sleeps for a configured amount of time.
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464 | 06009e27 | Iustin Pop |
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465 | 06009e27 | Iustin Pop | This is used just for debugging and testing.
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466 | 06009e27 | Iustin Pop |
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467 | 06009e27 | Iustin Pop | Parameters:
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468 | 06009e27 | Iustin Pop | - duration: the time to sleep
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469 | 06009e27 | Iustin Pop | - on_master: if true, sleep on the master
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470 | 06009e27 | Iustin Pop | - on_nodes: list of nodes in which to sleep
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471 | 06009e27 | Iustin Pop |
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472 | 06009e27 | Iustin Pop | If the on_master parameter is true, it will execute a sleep on the
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473 | 06009e27 | Iustin Pop | master (before any node sleep).
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474 | 06009e27 | Iustin Pop |
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475 | 06009e27 | Iustin Pop | If the on_nodes list is not empty, it will sleep on those nodes
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476 | 06009e27 | Iustin Pop | (after the sleep on the master, if that is enabled).
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477 | 06009e27 | Iustin Pop |
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478 | 06009e27 | Iustin Pop | As an additional feature, the case of duration < 0 will be reported
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479 | 06009e27 | Iustin Pop | as an execution error, so this opcode can be used as a failure
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480 | 06009e27 | Iustin Pop | generator. The case of duration == 0 will not be treated specially.
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481 | 06009e27 | Iustin Pop |
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482 | 06009e27 | Iustin Pop | """
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483 | 06009e27 | Iustin Pop | OP_ID = "OP_TEST_DELAY"
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484 | 06009e27 | Iustin Pop | __slots__ = ["duration", "on_master", "on_nodes"] |
485 | d61df03e | Iustin Pop | |
486 | d61df03e | Iustin Pop | |
487 | d61df03e | Iustin Pop | class OpTestAllocator(OpCode): |
488 | d61df03e | Iustin Pop | """Allocator framework testing.
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489 | d61df03e | Iustin Pop |
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490 | d61df03e | Iustin Pop | This opcode has two modes:
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491 | d61df03e | Iustin Pop | - gather and return allocator input for a given mode (allocate new
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492 | d61df03e | Iustin Pop | or replace secondary) and a given instance definition (direction
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493 | d61df03e | Iustin Pop | 'in')
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494 | d61df03e | Iustin Pop | - run a selected allocator for a given operation (as above) and
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495 | d61df03e | Iustin Pop | return the allocator output (direction 'out')
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496 | d61df03e | Iustin Pop |
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497 | d61df03e | Iustin Pop | """
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498 | d61df03e | Iustin Pop | OP_ID = "OP_TEST_ALLOCATOR"
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499 | d61df03e | Iustin Pop | __slots__ = [ |
500 | d61df03e | Iustin Pop | "direction", "mode", "allocator", "name", |
501 | d61df03e | Iustin Pop | "mem_size", "disks", "disk_template", |
502 | d61df03e | Iustin Pop | "os", "tags", "nics", "vcpus", |
503 | d61df03e | Iustin Pop | ] |