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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 | 60dd1473 | Iustin Pop | def Summary(self): |
162 | 60dd1473 | Iustin Pop | """Generates a summary description of this opcode.
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163 | 60dd1473 | Iustin Pop |
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164 | 60dd1473 | Iustin Pop | """
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165 | 60dd1473 | Iustin Pop | # all OP_ID start with OP_, we remove that
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166 | 60dd1473 | Iustin Pop | txt = self.OP_ID[3:] |
167 | 60dd1473 | Iustin Pop | field_name = getattr(self, "OP_DSC_FIELD", None) |
168 | 60dd1473 | Iustin Pop | if field_name:
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169 | 60dd1473 | Iustin Pop | field_value = getattr(self, field_name, None) |
170 | 60dd1473 | Iustin Pop | txt = "%s(%s)" % (txt, field_value)
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171 | 60dd1473 | Iustin Pop | return txt
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172 | 60dd1473 | Iustin Pop | |
173 | a8083063 | Iustin Pop | |
174 | afee0879 | Iustin Pop | # cluster opcodes
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175 | afee0879 | Iustin Pop | |
176 | a8083063 | Iustin Pop | class OpDestroyCluster(OpCode): |
177 | a7399f66 | Iustin Pop | """Destroy the cluster.
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178 | a7399f66 | Iustin Pop |
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179 | a7399f66 | Iustin Pop | This opcode has no other parameters. All the state is irreversibly
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180 | a7399f66 | Iustin Pop | lost after the execution of this opcode.
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181 | a7399f66 | Iustin Pop |
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182 | a7399f66 | Iustin Pop | """
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183 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_DESTROY"
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184 | a8083063 | Iustin Pop | __slots__ = [] |
185 | a8083063 | Iustin Pop | |
186 | a8083063 | Iustin Pop | |
187 | a8083063 | Iustin Pop | class OpQueryClusterInfo(OpCode): |
188 | fdc267f4 | Iustin Pop | """Query cluster information."""
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189 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_QUERY"
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190 | a8083063 | Iustin Pop | __slots__ = [] |
191 | a8083063 | Iustin Pop | |
192 | a8083063 | Iustin Pop | |
193 | a8083063 | Iustin Pop | class OpVerifyCluster(OpCode): |
194 | a7399f66 | Iustin Pop | """Verify the cluster state.
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195 | a7399f66 | Iustin Pop |
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196 | a7399f66 | Iustin Pop | @type skip_checks: C{list}
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197 | a7399f66 | Iustin Pop | @ivar skip_checks: steps to be skipped from the verify process; this
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198 | a7399f66 | Iustin Pop | needs to be a subset of
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199 | a7399f66 | Iustin Pop | L{constants.VERIFY_OPTIONAL_CHECKS}; currently
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200 | a7399f66 | Iustin Pop | only L{constants.VERIFY_NPLUSONE_MEM} can be passed
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201 | a7399f66 | Iustin Pop |
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202 | a7399f66 | Iustin Pop | """
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203 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY"
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204 | e54c4c5e | Guido Trotter | __slots__ = ["skip_checks"]
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205 | a8083063 | Iustin Pop | |
206 | a8083063 | Iustin Pop | |
207 | 150e978f | Iustin Pop | class OpVerifyDisks(OpCode): |
208 | 150e978f | Iustin Pop | """Verify the cluster disks.
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209 | 150e978f | Iustin Pop |
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210 | 150e978f | Iustin Pop | Parameters: none
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211 | 150e978f | Iustin Pop |
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212 | 5188ab37 | Iustin Pop | Result: a tuple of four elements:
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213 | 150e978f | Iustin Pop | - list of node names with bad data returned (unreachable, etc.)
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214 | a7399f66 | Iustin Pop | - dict of node names with broken volume groups (values: error msg)
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215 | 150e978f | Iustin Pop | - list of instances with degraded disks (that should be activated)
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216 | b63ed789 | Iustin Pop | - dict of instances with missing logical volumes (values: (node, vol)
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217 | b63ed789 | Iustin Pop | pairs with details about the missing volumes)
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218 | 150e978f | Iustin Pop |
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219 | b63ed789 | Iustin Pop | In normal operation, all lists should be empty. A non-empty instance
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220 | b63ed789 | Iustin Pop | list (3rd element of the result) is still ok (errors were fixed) but
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221 | b63ed789 | Iustin Pop | non-empty node list means some node is down, and probably there are
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222 | b63ed789 | Iustin Pop | unfixable drbd errors.
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223 | 150e978f | Iustin Pop |
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224 | 150e978f | Iustin Pop | Note that only instances that are drbd-based are taken into
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225 | 150e978f | Iustin Pop | consideration. This might need to be revisited in the future.
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226 | 150e978f | Iustin Pop |
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227 | 150e978f | Iustin Pop | """
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228 | 150e978f | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY_DISKS"
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229 | 150e978f | Iustin Pop | __slots__ = [] |
230 | 150e978f | Iustin Pop | |
231 | 150e978f | Iustin Pop | |
232 | ae5849b5 | Michael Hanselmann | class OpQueryConfigValues(OpCode): |
233 | ae5849b5 | Michael Hanselmann | """Query cluster configuration values."""
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234 | ae5849b5 | Michael Hanselmann | OP_ID = "OP_CLUSTER_CONFIG_QUERY"
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235 | ae5849b5 | Michael Hanselmann | __slots__ = ["output_fields"]
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236 | a8083063 | Iustin Pop | |
237 | a8083063 | Iustin Pop | |
238 | 07bd8a51 | Iustin Pop | class OpRenameCluster(OpCode): |
239 | a7399f66 | Iustin Pop | """Rename the cluster.
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240 | a7399f66 | Iustin Pop |
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241 | a7399f66 | Iustin Pop | @type name: C{str}
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242 | a7399f66 | Iustin Pop | @ivar name: The new name of the cluster. The name and/or the master IP
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243 | a7399f66 | Iustin Pop | address will be changed to match the new name and its IP
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244 | a7399f66 | Iustin Pop | address.
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245 | a7399f66 | Iustin Pop |
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246 | a7399f66 | Iustin Pop | """
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247 | 07bd8a51 | Iustin Pop | OP_ID = "OP_CLUSTER_RENAME"
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248 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "name"
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249 | 07bd8a51 | Iustin Pop | __slots__ = ["name"]
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250 | 07bd8a51 | Iustin Pop | |
251 | 07bd8a51 | Iustin Pop | |
252 | 12515db7 | Manuel Franceschini | class OpSetClusterParams(OpCode): |
253 | a7399f66 | Iustin Pop | """Change the parameters of the cluster.
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254 | a7399f66 | Iustin Pop |
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255 | a7399f66 | Iustin Pop | @type vg_name: C{str} or C{None}
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256 | a7399f66 | Iustin Pop | @ivar vg_name: The new volume group name or None to disable LVM usage.
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257 | a7399f66 | Iustin Pop |
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258 | a7399f66 | Iustin Pop | """
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259 | 12515db7 | Manuel Franceschini | OP_ID = "OP_CLUSTER_SET_PARAMS"
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260 | 4b7735f9 | Iustin Pop | __slots__ = [ |
261 | 4b7735f9 | Iustin Pop | "vg_name",
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262 | 4b7735f9 | Iustin Pop | "enabled_hypervisors",
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263 | 4b7735f9 | Iustin Pop | "hvparams",
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264 | 4b7735f9 | Iustin Pop | "beparams",
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265 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
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266 | 4b7735f9 | Iustin Pop | ] |
267 | 12515db7 | Manuel Franceschini | |
268 | 12515db7 | Manuel Franceschini | |
269 | afee0879 | Iustin Pop | class OpRedistributeConfig(OpCode): |
270 | afee0879 | Iustin Pop | """Force a full push of the cluster configuration.
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271 | afee0879 | Iustin Pop |
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272 | afee0879 | Iustin Pop | """
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273 | afee0879 | Iustin Pop | OP_ID = "OP_CLUSTER_REDIST_CONF"
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274 | afee0879 | Iustin Pop | __slots__ = [ |
275 | afee0879 | Iustin Pop | ] |
276 | afee0879 | Iustin Pop | |
277 | 07bd8a51 | Iustin Pop | # node opcodes
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278 | 07bd8a51 | Iustin Pop | |
279 | a8083063 | Iustin Pop | class OpRemoveNode(OpCode): |
280 | a7399f66 | Iustin Pop | """Remove a node.
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281 | a7399f66 | Iustin Pop |
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282 | a7399f66 | Iustin Pop | @type node_name: C{str}
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283 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to remove. If the node still has
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284 | a7399f66 | Iustin Pop | instances on it, the operation will fail.
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285 | a7399f66 | Iustin Pop |
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286 | a7399f66 | Iustin Pop | """
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287 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_REMOVE"
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288 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "node_name"
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289 | a8083063 | Iustin Pop | __slots__ = ["node_name"]
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290 | a8083063 | Iustin Pop | |
291 | a8083063 | Iustin Pop | |
292 | a8083063 | Iustin Pop | class OpAddNode(OpCode): |
293 | a7399f66 | Iustin Pop | """Add a node to the cluster.
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294 | a7399f66 | Iustin Pop |
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295 | a7399f66 | Iustin Pop | @type node_name: C{str}
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296 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to add. This can be a short name,
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297 | a7399f66 | Iustin Pop | but it will be expanded to the FQDN.
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298 | a7399f66 | Iustin Pop | @type primary_ip: IP address
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299 | a7399f66 | Iustin Pop | @ivar primary_ip: The primary IP of the node. This will be ignored when the
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300 | a7399f66 | Iustin Pop | opcode is submitted, but will be filled during the node
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301 | a7399f66 | Iustin Pop | add (so it will be visible in the job query).
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302 | a7399f66 | Iustin Pop | @type secondary_ip: IP address
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303 | a7399f66 | Iustin Pop | @ivar secondary_ip: The secondary IP of the node. This needs to be passed
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304 | a7399f66 | Iustin Pop | if the cluster has been initialized in 'dual-network'
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305 | a7399f66 | Iustin Pop | mode, otherwise it must not be given.
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306 | a7399f66 | Iustin Pop | @type readd: C{bool}
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307 | a7399f66 | Iustin Pop | @ivar readd: Whether to re-add an existing node to the cluster. If
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308 | a7399f66 | Iustin Pop | this is not passed, then the operation will abort if the node
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309 | a7399f66 | Iustin Pop | name is already in the cluster; use this parameter to 'repair'
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310 | a7399f66 | Iustin Pop | a node that had its configuration broken, or was reinstalled
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311 | a7399f66 | Iustin Pop | without removal from the cluster.
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312 | a7399f66 | Iustin Pop |
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313 | a7399f66 | Iustin Pop | """
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314 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_ADD"
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315 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "node_name"
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316 | e7c6e02b | Michael Hanselmann | __slots__ = ["node_name", "primary_ip", "secondary_ip", "readd"] |
317 | a8083063 | Iustin Pop | |
318 | a8083063 | Iustin Pop | |
319 | a8083063 | Iustin Pop | class OpQueryNodes(OpCode): |
320 | a8083063 | Iustin Pop | """Compute the list of nodes."""
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321 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_QUERY"
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322 | 246e180a | Iustin Pop | __slots__ = ["output_fields", "names"] |
323 | a8083063 | Iustin Pop | |
324 | a8083063 | Iustin Pop | |
325 | dcb93971 | Michael Hanselmann | class OpQueryNodeVolumes(OpCode): |
326 | dcb93971 | Michael Hanselmann | """Get list of volumes on node."""
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327 | dcb93971 | Michael Hanselmann | OP_ID = "OP_NODE_QUERYVOLS"
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328 | dcb93971 | Michael Hanselmann | __slots__ = ["nodes", "output_fields"] |
329 | dcb93971 | Michael Hanselmann | |
330 | dcb93971 | Michael Hanselmann | |
331 | b31c8676 | Iustin Pop | class OpSetNodeParams(OpCode): |
332 | b31c8676 | Iustin Pop | """Change the parameters of a node."""
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333 | b31c8676 | Iustin Pop | OP_ID = "OP_NODE_SET_PARAMS"
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334 | b31c8676 | Iustin Pop | OP_DSC_FIELD = "node_name"
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335 | b31c8676 | Iustin Pop | __slots__ = [ |
336 | b31c8676 | Iustin Pop | "node_name",
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337 | b31c8676 | Iustin Pop | "force",
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338 | b31c8676 | Iustin Pop | "master_candidate",
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339 | 3a5ba66a | Iustin Pop | "offline",
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340 | b31c8676 | Iustin Pop | ] |
341 | b31c8676 | Iustin Pop | |
342 | a8083063 | Iustin Pop | # instance opcodes
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343 | a8083063 | Iustin Pop | |
344 | a8083063 | Iustin Pop | class OpCreateInstance(OpCode): |
345 | fdc267f4 | Iustin Pop | """Create an instance."""
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346 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CREATE"
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347 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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348 | 3b6d8c9b | Iustin Pop | __slots__ = [ |
349 | 08db7c5c | Iustin Pop | "instance_name", "os_type", "pnode", |
350 | 08db7c5c | Iustin Pop | "disk_template", "snode", "mode", |
351 | 08db7c5c | Iustin Pop | "disks", "nics", |
352 | 08db7c5c | Iustin Pop | "src_node", "src_path", "start", |
353 | 08db7c5c | Iustin Pop | "wait_for_sync", "ip_check", |
354 | dc936b49 | Manuel Franceschini | "file_storage_dir", "file_driver", |
355 | 6785674e | Iustin Pop | "iallocator",
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356 | 6785674e | Iustin Pop | "hypervisor", "hvparams", "beparams", |
357 | 3b6d8c9b | Iustin Pop | ] |
358 | a8083063 | Iustin Pop | |
359 | a8083063 | Iustin Pop | |
360 | fe7b0351 | Michael Hanselmann | class OpReinstallInstance(OpCode): |
361 | fdc267f4 | Iustin Pop | """Reinstall an instance's OS."""
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362 | fe7b0351 | Michael Hanselmann | OP_ID = "OP_INSTANCE_REINSTALL"
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363 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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364 | d0834de3 | Michael Hanselmann | __slots__ = ["instance_name", "os_type"] |
365 | fe7b0351 | Michael Hanselmann | |
366 | fe7b0351 | Michael Hanselmann | |
367 | a8083063 | Iustin Pop | class OpRemoveInstance(OpCode): |
368 | a8083063 | Iustin Pop | """Remove an instance."""
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369 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REMOVE"
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370 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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371 | 1d67656e | Iustin Pop | __slots__ = ["instance_name", "ignore_failures"] |
372 | a8083063 | Iustin Pop | |
373 | a8083063 | Iustin Pop | |
374 | decd5f45 | Iustin Pop | class OpRenameInstance(OpCode): |
375 | decd5f45 | Iustin Pop | """Rename an instance."""
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376 | decd5f45 | Iustin Pop | OP_ID = "OP_INSTANCE_RENAME"
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377 | decd5f45 | Iustin Pop | __slots__ = ["instance_name", "ignore_ip", "new_name"] |
378 | decd5f45 | Iustin Pop | |
379 | decd5f45 | Iustin Pop | |
380 | a8083063 | Iustin Pop | class OpStartupInstance(OpCode): |
381 | fdc267f4 | Iustin Pop | """Startup an instance."""
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382 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_STARTUP"
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383 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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384 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "force", "extra_args"] |
385 | a8083063 | Iustin Pop | |
386 | a8083063 | Iustin Pop | |
387 | a8083063 | Iustin Pop | class OpShutdownInstance(OpCode): |
388 | fdc267f4 | Iustin Pop | """Shutdown an instance."""
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389 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_SHUTDOWN"
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390 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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391 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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392 | a8083063 | Iustin Pop | |
393 | a8083063 | Iustin Pop | |
394 | bf6929a2 | Alexander Schreiber | class OpRebootInstance(OpCode): |
395 | bf6929a2 | Alexander Schreiber | """Reboot an instance."""
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396 | eeb3a5f9 | Iustin Pop | OP_ID = "OP_INSTANCE_REBOOT"
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397 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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398 | bf6929a2 | Alexander Schreiber | __slots__ = ["instance_name", "reboot_type", "extra_args", |
399 | bf6929a2 | Alexander Schreiber | "ignore_secondaries" ]
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400 | bf6929a2 | Alexander Schreiber | |
401 | bf6929a2 | Alexander Schreiber | |
402 | a8083063 | Iustin Pop | class OpReplaceDisks(OpCode): |
403 | fdc267f4 | Iustin Pop | """Replace the disks of an instance."""
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404 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REPLACE_DISKS"
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405 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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406 | b6e82a65 | Iustin Pop | __slots__ = ["instance_name", "remote_node", "mode", "disks", "iallocator"] |
407 | a8083063 | Iustin Pop | |
408 | a8083063 | Iustin Pop | |
409 | a8083063 | Iustin Pop | class OpFailoverInstance(OpCode): |
410 | a8083063 | Iustin Pop | """Failover an instance."""
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411 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_FAILOVER"
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412 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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413 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "ignore_consistency"] |
414 | a8083063 | Iustin Pop | |
415 | a8083063 | Iustin Pop | |
416 | 53c776b5 | Iustin Pop | class OpMigrateInstance(OpCode): |
417 | 53c776b5 | Iustin Pop | """Migrate an instance.
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418 | 53c776b5 | Iustin Pop |
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419 | 53c776b5 | Iustin Pop | This migrates (without shutting down an instance) to its secondary
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420 | 53c776b5 | Iustin Pop | node.
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421 | 53c776b5 | Iustin Pop |
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422 | 2f907a8c | Iustin Pop | @ivar instance_name: the name of the instance
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423 | 53c776b5 | Iustin Pop |
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424 | 53c776b5 | Iustin Pop | """
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425 | 53c776b5 | Iustin Pop | OP_ID = "OP_INSTANCE_MIGRATE"
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426 | 53c776b5 | Iustin Pop | __slots__ = ["instance_name", "live", "cleanup"] |
427 | 53c776b5 | Iustin Pop | |
428 | 53c776b5 | Iustin Pop | |
429 | a8083063 | Iustin Pop | class OpConnectConsole(OpCode): |
430 | fdc267f4 | Iustin Pop | """Connect to an instance's console."""
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431 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CONSOLE"
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432 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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433 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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434 | a8083063 | Iustin Pop | |
435 | a8083063 | Iustin Pop | |
436 | a8083063 | Iustin Pop | class OpActivateInstanceDisks(OpCode): |
437 | fdc267f4 | Iustin Pop | """Activate an instance's disks."""
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438 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_ACTIVATE_DISKS"
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439 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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440 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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441 | a8083063 | Iustin Pop | |
442 | a8083063 | Iustin Pop | |
443 | a8083063 | Iustin Pop | class OpDeactivateInstanceDisks(OpCode): |
444 | fdc267f4 | Iustin Pop | """Deactivate an instance's disks."""
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445 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_DEACTIVATE_DISKS"
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446 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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447 | a8083063 | Iustin Pop | __slots__ = ["instance_name"]
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448 | a8083063 | Iustin Pop | |
449 | a8083063 | Iustin Pop | |
450 | a8083063 | Iustin Pop | class OpQueryInstances(OpCode): |
451 | a8083063 | Iustin Pop | """Compute the list of instances."""
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452 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY"
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453 | 069dcc86 | Iustin Pop | __slots__ = ["output_fields", "names"] |
454 | a8083063 | Iustin Pop | |
455 | a8083063 | Iustin Pop | |
456 | a8083063 | Iustin Pop | class OpQueryInstanceData(OpCode): |
457 | a8083063 | Iustin Pop | """Compute the run-time status of instances."""
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458 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY_DATA"
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459 | 57821cac | Iustin Pop | __slots__ = ["instances", "static"] |
460 | a8083063 | Iustin Pop | |
461 | a8083063 | Iustin Pop | |
462 | 7767bbf5 | Manuel Franceschini | class OpSetInstanceParams(OpCode): |
463 | a8083063 | Iustin Pop | """Change the parameters of an instance."""
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464 | 7767bbf5 | Manuel Franceschini | OP_ID = "OP_INSTANCE_SET_PARAMS"
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465 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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466 | 973d7867 | Iustin Pop | __slots__ = [ |
467 | 24991749 | Iustin Pop | "instance_name",
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468 | 338e51e8 | Iustin Pop | "hvparams", "beparams", "force", |
469 | 24991749 | Iustin Pop | "nics", "disks", |
470 | 973d7867 | Iustin Pop | ] |
471 | a8083063 | Iustin Pop | |
472 | a8083063 | Iustin Pop | |
473 | 8729e0d7 | Iustin Pop | class OpGrowDisk(OpCode): |
474 | 8729e0d7 | Iustin Pop | """Grow a disk of an instance."""
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475 | 8729e0d7 | Iustin Pop | OP_ID = "OP_INSTANCE_GROW_DISK"
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476 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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477 | 6605411d | Iustin Pop | __slots__ = ["instance_name", "disk", "amount", "wait_for_sync"] |
478 | 8729e0d7 | Iustin Pop | |
479 | 8729e0d7 | Iustin Pop | |
480 | a8083063 | Iustin Pop | # OS opcodes
|
481 | a8083063 | Iustin Pop | class OpDiagnoseOS(OpCode): |
482 | a8083063 | Iustin Pop | """Compute the list of guest operating systems."""
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483 | a8083063 | Iustin Pop | OP_ID = "OP_OS_DIAGNOSE"
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484 | 1f9430d6 | Iustin Pop | __slots__ = ["output_fields", "names"] |
485 | a8083063 | Iustin Pop | |
486 | 7c0d6283 | Michael Hanselmann | |
487 | a8083063 | Iustin Pop | # Exports opcodes
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488 | a8083063 | Iustin Pop | class OpQueryExports(OpCode): |
489 | a8083063 | Iustin Pop | """Compute the list of exported images."""
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490 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_QUERY"
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491 | a8083063 | Iustin Pop | __slots__ = ["nodes"]
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492 | a8083063 | Iustin Pop | |
493 | 7c0d6283 | Michael Hanselmann | |
494 | a8083063 | Iustin Pop | class OpExportInstance(OpCode): |
495 | a8083063 | Iustin Pop | """Export an instance."""
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496 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_EXPORT"
|
497 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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498 | a8083063 | Iustin Pop | __slots__ = ["instance_name", "target_node", "shutdown"] |
499 | 5c947f38 | Iustin Pop | |
500 | 0a7bed64 | Michael Hanselmann | |
501 | 9ac99fda | Guido Trotter | class OpRemoveExport(OpCode): |
502 | 9ac99fda | Guido Trotter | """Remove an instance's export."""
|
503 | 9ac99fda | Guido Trotter | OP_ID = "OP_BACKUP_REMOVE"
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504 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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505 | 9ac99fda | Guido Trotter | __slots__ = ["instance_name"]
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506 | 5c947f38 | Iustin Pop | |
507 | 0a7bed64 | Michael Hanselmann | |
508 | 5c947f38 | Iustin Pop | # Tags opcodes
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509 | 5c947f38 | Iustin Pop | class OpGetTags(OpCode): |
510 | 5c947f38 | Iustin Pop | """Returns the tags of the given object."""
|
511 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_GET"
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512 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "name"
|
513 | 5c947f38 | Iustin Pop | __slots__ = ["kind", "name"] |
514 | 5c947f38 | Iustin Pop | |
515 | 5c947f38 | Iustin Pop | |
516 | 73415719 | Iustin Pop | class OpSearchTags(OpCode): |
517 | 73415719 | Iustin Pop | """Searches the tags in the cluster for a given pattern."""
|
518 | 73415719 | Iustin Pop | OP_ID = "OP_TAGS_SEARCH"
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519 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "pattern"
|
520 | 73415719 | Iustin Pop | __slots__ = ["pattern"]
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521 | 73415719 | Iustin Pop | |
522 | 73415719 | Iustin Pop | |
523 | f27302fa | Iustin Pop | class OpAddTags(OpCode): |
524 | f27302fa | Iustin Pop | """Add a list of tags on a given object."""
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525 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_SET"
|
526 | f27302fa | Iustin Pop | __slots__ = ["kind", "name", "tags"] |
527 | 5c947f38 | Iustin Pop | |
528 | 5c947f38 | Iustin Pop | |
529 | f27302fa | Iustin Pop | class OpDelTags(OpCode): |
530 | f27302fa | Iustin Pop | """Remove a list of tags from a given object."""
|
531 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_DEL"
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532 | f27302fa | Iustin Pop | __slots__ = ["kind", "name", "tags"] |
533 | 06009e27 | Iustin Pop | |
534 | 06009e27 | Iustin Pop | |
535 | 06009e27 | Iustin Pop | # Test opcodes
|
536 | 06009e27 | Iustin Pop | class OpTestDelay(OpCode): |
537 | 06009e27 | Iustin Pop | """Sleeps for a configured amount of time.
|
538 | 06009e27 | Iustin Pop |
|
539 | 06009e27 | Iustin Pop | This is used just for debugging and testing.
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540 | 06009e27 | Iustin Pop |
|
541 | 06009e27 | Iustin Pop | Parameters:
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542 | 06009e27 | Iustin Pop | - duration: the time to sleep
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543 | 06009e27 | Iustin Pop | - on_master: if true, sleep on the master
|
544 | 06009e27 | Iustin Pop | - on_nodes: list of nodes in which to sleep
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545 | 06009e27 | Iustin Pop |
|
546 | 06009e27 | Iustin Pop | If the on_master parameter is true, it will execute a sleep on the
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547 | 06009e27 | Iustin Pop | master (before any node sleep).
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548 | 06009e27 | Iustin Pop |
|
549 | 06009e27 | Iustin Pop | If the on_nodes list is not empty, it will sleep on those nodes
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550 | 06009e27 | Iustin Pop | (after the sleep on the master, if that is enabled).
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551 | 06009e27 | Iustin Pop |
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552 | 06009e27 | Iustin Pop | As an additional feature, the case of duration < 0 will be reported
|
553 | 06009e27 | Iustin Pop | as an execution error, so this opcode can be used as a failure
|
554 | 06009e27 | Iustin Pop | generator. The case of duration == 0 will not be treated specially.
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555 | 06009e27 | Iustin Pop |
|
556 | 06009e27 | Iustin Pop | """
|
557 | 06009e27 | Iustin Pop | OP_ID = "OP_TEST_DELAY"
|
558 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "duration"
|
559 | 06009e27 | Iustin Pop | __slots__ = ["duration", "on_master", "on_nodes"] |
560 | d61df03e | Iustin Pop | |
561 | d61df03e | Iustin Pop | |
562 | d61df03e | Iustin Pop | class OpTestAllocator(OpCode): |
563 | d61df03e | Iustin Pop | """Allocator framework testing.
|
564 | d61df03e | Iustin Pop |
|
565 | d61df03e | Iustin Pop | This opcode has two modes:
|
566 | d61df03e | Iustin Pop | - gather and return allocator input for a given mode (allocate new
|
567 | d61df03e | Iustin Pop | or replace secondary) and a given instance definition (direction
|
568 | d61df03e | Iustin Pop | 'in')
|
569 | d61df03e | Iustin Pop | - run a selected allocator for a given operation (as above) and
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570 | d61df03e | Iustin Pop | return the allocator output (direction 'out')
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571 | d61df03e | Iustin Pop |
|
572 | d61df03e | Iustin Pop | """
|
573 | d61df03e | Iustin Pop | OP_ID = "OP_TEST_ALLOCATOR"
|
574 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "allocator"
|
575 | d61df03e | Iustin Pop | __slots__ = [ |
576 | d61df03e | Iustin Pop | "direction", "mode", "allocator", "name", |
577 | d61df03e | Iustin Pop | "mem_size", "disks", "disk_template", |
578 | 8cc7e742 | Guido Trotter | "os", "tags", "nics", "vcpus", "hypervisor", |
579 | d61df03e | Iustin Pop | ] |