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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 | 20777413 | Iustin Pop | children of this class.
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107 | 20777413 | Iustin Pop | @ivar dry_run: Whether the LU should be run in dry-run mode, i.e. just
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108 | 20777413 | Iustin Pop | the check steps
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109 | a7399f66 | Iustin Pop |
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110 | a7399f66 | Iustin Pop | """
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111 | df458e0b | Iustin Pop | OP_ID = "OP_ABSTRACT"
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112 | 20777413 | Iustin Pop | __slots__ = BaseOpCode.__slots__ + ["dry_run"]
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113 | df458e0b | Iustin Pop | |
114 | df458e0b | Iustin Pop | def __getstate__(self): |
115 | df458e0b | Iustin Pop | """Specialized getstate for opcodes.
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116 | df458e0b | Iustin Pop |
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117 | a7399f66 | Iustin Pop | This method adds to the state dictionary the OP_ID of the class,
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118 | a7399f66 | Iustin Pop | so that on unload we can identify the correct class for
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119 | a7399f66 | Iustin Pop | instantiating the opcode.
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120 | a7399f66 | Iustin Pop |
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121 | a7399f66 | Iustin Pop | @rtype: C{dict}
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122 | a7399f66 | Iustin Pop | @return: the state as a dictionary
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123 | a7399f66 | Iustin Pop |
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124 | df458e0b | Iustin Pop | """
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125 | 0e46916d | Iustin Pop | data = BaseOpCode.__getstate__(self)
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126 | df458e0b | Iustin Pop | data["OP_ID"] = self.OP_ID |
127 | df458e0b | Iustin Pop | return data
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128 | df458e0b | Iustin Pop | |
129 | df458e0b | Iustin Pop | @classmethod
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130 | 00abdc96 | Iustin Pop | def LoadOpCode(cls, data): |
131 | df458e0b | Iustin Pop | """Generic load opcode method.
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132 | df458e0b | Iustin Pop |
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133 | a7399f66 | Iustin Pop | The method identifies the correct opcode class from the dict-form
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134 | a7399f66 | Iustin Pop | by looking for a OP_ID key, if this is not found, or its value is
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135 | a7399f66 | Iustin Pop | not available in this module as a child of this class, we fail.
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136 | a7399f66 | Iustin Pop |
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137 | a7399f66 | Iustin Pop | @type data: C{dict}
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138 | a7399f66 | Iustin Pop | @param data: the serialized opcode
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139 | a7399f66 | Iustin Pop |
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140 | df458e0b | Iustin Pop | """
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141 | df458e0b | Iustin Pop | if not isinstance(data, dict): |
142 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpCode (%s)" % type(data)) |
143 | df458e0b | Iustin Pop | if "OP_ID" not in data: |
144 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpcode, missing OP_ID") |
145 | df458e0b | Iustin Pop | op_id = data["OP_ID"]
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146 | df458e0b | Iustin Pop | op_class = None
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147 | 363acb1e | Iustin Pop | if op_id in OP_MAPPING: |
148 | 363acb1e | Iustin Pop | op_class = OP_MAPPING[op_id] |
149 | 363acb1e | Iustin Pop | else:
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150 | df458e0b | Iustin Pop | raise ValueError("Invalid data to LoadOpCode: OP_ID %s unsupported" % |
151 | df458e0b | Iustin Pop | op_id) |
152 | df458e0b | Iustin Pop | op = op_class() |
153 | df458e0b | Iustin Pop | new_data = data.copy() |
154 | df458e0b | Iustin Pop | del new_data["OP_ID"] |
155 | df458e0b | Iustin Pop | op.__setstate__(new_data) |
156 | df458e0b | Iustin Pop | return op
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157 | df458e0b | Iustin Pop | |
158 | 60dd1473 | Iustin Pop | def Summary(self): |
159 | 60dd1473 | Iustin Pop | """Generates a summary description of this opcode.
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160 | 60dd1473 | Iustin Pop |
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161 | 60dd1473 | Iustin Pop | """
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162 | 60dd1473 | Iustin Pop | # all OP_ID start with OP_, we remove that
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163 | 60dd1473 | Iustin Pop | txt = self.OP_ID[3:] |
164 | 60dd1473 | Iustin Pop | field_name = getattr(self, "OP_DSC_FIELD", None) |
165 | 60dd1473 | Iustin Pop | if field_name:
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166 | 60dd1473 | Iustin Pop | field_value = getattr(self, field_name, None) |
167 | 60dd1473 | Iustin Pop | txt = "%s(%s)" % (txt, field_value)
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168 | 60dd1473 | Iustin Pop | return txt
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169 | 60dd1473 | Iustin Pop | |
170 | a8083063 | Iustin Pop | |
171 | afee0879 | Iustin Pop | # cluster opcodes
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172 | afee0879 | Iustin Pop | |
173 | a8083063 | Iustin Pop | class OpDestroyCluster(OpCode): |
174 | a7399f66 | Iustin Pop | """Destroy the cluster.
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175 | a7399f66 | Iustin Pop |
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176 | a7399f66 | Iustin Pop | This opcode has no other parameters. All the state is irreversibly
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177 | a7399f66 | Iustin Pop | lost after the execution of this opcode.
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178 | a7399f66 | Iustin Pop |
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179 | a7399f66 | Iustin Pop | """
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180 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_DESTROY"
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181 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [] |
182 | a8083063 | Iustin Pop | |
183 | a8083063 | Iustin Pop | |
184 | a8083063 | Iustin Pop | class OpQueryClusterInfo(OpCode): |
185 | fdc267f4 | Iustin Pop | """Query cluster information."""
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186 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_QUERY"
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187 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [] |
188 | a8083063 | Iustin Pop | |
189 | a8083063 | Iustin Pop | |
190 | a8083063 | Iustin Pop | class OpVerifyCluster(OpCode): |
191 | a7399f66 | Iustin Pop | """Verify the cluster state.
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192 | a7399f66 | Iustin Pop |
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193 | a7399f66 | Iustin Pop | @type skip_checks: C{list}
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194 | a7399f66 | Iustin Pop | @ivar skip_checks: steps to be skipped from the verify process; this
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195 | a7399f66 | Iustin Pop | needs to be a subset of
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196 | a7399f66 | Iustin Pop | L{constants.VERIFY_OPTIONAL_CHECKS}; currently
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197 | a7399f66 | Iustin Pop | only L{constants.VERIFY_NPLUSONE_MEM} can be passed
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198 | a7399f66 | Iustin Pop |
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199 | a7399f66 | Iustin Pop | """
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200 | a8083063 | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY"
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201 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["skip_checks"]
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202 | a8083063 | Iustin Pop | |
203 | a8083063 | Iustin Pop | |
204 | 150e978f | Iustin Pop | class OpVerifyDisks(OpCode): |
205 | 150e978f | Iustin Pop | """Verify the cluster disks.
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206 | 150e978f | Iustin Pop |
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207 | 150e978f | Iustin Pop | Parameters: none
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208 | 150e978f | Iustin Pop |
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209 | 5188ab37 | Iustin Pop | Result: a tuple of four elements:
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210 | 150e978f | Iustin Pop | - list of node names with bad data returned (unreachable, etc.)
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211 | a7399f66 | Iustin Pop | - dict of node names with broken volume groups (values: error msg)
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212 | 150e978f | Iustin Pop | - list of instances with degraded disks (that should be activated)
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213 | b63ed789 | Iustin Pop | - dict of instances with missing logical volumes (values: (node, vol)
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214 | b63ed789 | Iustin Pop | pairs with details about the missing volumes)
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215 | 150e978f | Iustin Pop |
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216 | b63ed789 | Iustin Pop | In normal operation, all lists should be empty. A non-empty instance
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217 | b63ed789 | Iustin Pop | list (3rd element of the result) is still ok (errors were fixed) but
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218 | b63ed789 | Iustin Pop | non-empty node list means some node is down, and probably there are
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219 | b63ed789 | Iustin Pop | unfixable drbd errors.
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220 | 150e978f | Iustin Pop |
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221 | 150e978f | Iustin Pop | Note that only instances that are drbd-based are taken into
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222 | 150e978f | Iustin Pop | consideration. This might need to be revisited in the future.
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223 | 150e978f | Iustin Pop |
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224 | 150e978f | Iustin Pop | """
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225 | 150e978f | Iustin Pop | OP_ID = "OP_CLUSTER_VERIFY_DISKS"
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226 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [] |
227 | 150e978f | Iustin Pop | |
228 | 150e978f | Iustin Pop | |
229 | ae5849b5 | Michael Hanselmann | class OpQueryConfigValues(OpCode): |
230 | ae5849b5 | Michael Hanselmann | """Query cluster configuration values."""
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231 | ae5849b5 | Michael Hanselmann | OP_ID = "OP_CLUSTER_CONFIG_QUERY"
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232 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["output_fields"]
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233 | a8083063 | Iustin Pop | |
234 | a8083063 | Iustin Pop | |
235 | 07bd8a51 | Iustin Pop | class OpRenameCluster(OpCode): |
236 | a7399f66 | Iustin Pop | """Rename the cluster.
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237 | a7399f66 | Iustin Pop |
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238 | a7399f66 | Iustin Pop | @type name: C{str}
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239 | a7399f66 | Iustin Pop | @ivar name: The new name of the cluster. The name and/or the master IP
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240 | a7399f66 | Iustin Pop | address will be changed to match the new name and its IP
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241 | a7399f66 | Iustin Pop | address.
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242 | a7399f66 | Iustin Pop |
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243 | a7399f66 | Iustin Pop | """
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244 | 07bd8a51 | Iustin Pop | OP_ID = "OP_CLUSTER_RENAME"
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245 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "name"
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246 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["name"]
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247 | 07bd8a51 | Iustin Pop | |
248 | 07bd8a51 | Iustin Pop | |
249 | 12515db7 | Manuel Franceschini | class OpSetClusterParams(OpCode): |
250 | a7399f66 | Iustin Pop | """Change the parameters of the cluster.
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251 | a7399f66 | Iustin Pop |
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252 | a7399f66 | Iustin Pop | @type vg_name: C{str} or C{None}
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253 | a7399f66 | Iustin Pop | @ivar vg_name: The new volume group name or None to disable LVM usage.
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254 | a7399f66 | Iustin Pop |
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255 | a7399f66 | Iustin Pop | """
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256 | 12515db7 | Manuel Franceschini | OP_ID = "OP_CLUSTER_SET_PARAMS"
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257 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
258 | 4b7735f9 | Iustin Pop | "vg_name",
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259 | 4b7735f9 | Iustin Pop | "enabled_hypervisors",
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260 | 4b7735f9 | Iustin Pop | "hvparams",
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261 | 4b7735f9 | Iustin Pop | "beparams",
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262 | 5af3da74 | Guido Trotter | "nicparams",
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263 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
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264 | 4b7735f9 | Iustin Pop | ] |
265 | 12515db7 | Manuel Franceschini | |
266 | 12515db7 | Manuel Franceschini | |
267 | afee0879 | Iustin Pop | class OpRedistributeConfig(OpCode): |
268 | afee0879 | Iustin Pop | """Force a full push of the cluster configuration.
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269 | afee0879 | Iustin Pop |
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270 | afee0879 | Iustin Pop | """
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271 | afee0879 | Iustin Pop | OP_ID = "OP_CLUSTER_REDIST_CONF"
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272 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
273 | afee0879 | Iustin Pop | ] |
274 | afee0879 | Iustin Pop | |
275 | 07bd8a51 | Iustin Pop | # node opcodes
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276 | 07bd8a51 | Iustin Pop | |
277 | a8083063 | Iustin Pop | class OpRemoveNode(OpCode): |
278 | a7399f66 | Iustin Pop | """Remove a node.
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279 | a7399f66 | Iustin Pop |
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280 | a7399f66 | Iustin Pop | @type node_name: C{str}
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281 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to remove. If the node still has
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282 | a7399f66 | Iustin Pop | instances on it, the operation will fail.
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283 | a7399f66 | Iustin Pop |
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284 | a7399f66 | Iustin Pop | """
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285 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_REMOVE"
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286 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "node_name"
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287 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["node_name"]
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288 | a8083063 | Iustin Pop | |
289 | a8083063 | Iustin Pop | |
290 | a8083063 | Iustin Pop | class OpAddNode(OpCode): |
291 | a7399f66 | Iustin Pop | """Add a node to the cluster.
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292 | a7399f66 | Iustin Pop |
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293 | a7399f66 | Iustin Pop | @type node_name: C{str}
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294 | a7399f66 | Iustin Pop | @ivar node_name: The name of the node to add. This can be a short name,
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295 | a7399f66 | Iustin Pop | but it will be expanded to the FQDN.
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296 | a7399f66 | Iustin Pop | @type primary_ip: IP address
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297 | a7399f66 | Iustin Pop | @ivar primary_ip: The primary IP of the node. This will be ignored when the
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298 | a7399f66 | Iustin Pop | opcode is submitted, but will be filled during the node
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299 | a7399f66 | Iustin Pop | add (so it will be visible in the job query).
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300 | a7399f66 | Iustin Pop | @type secondary_ip: IP address
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301 | a7399f66 | Iustin Pop | @ivar secondary_ip: The secondary IP of the node. This needs to be passed
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302 | a7399f66 | Iustin Pop | if the cluster has been initialized in 'dual-network'
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303 | a7399f66 | Iustin Pop | mode, otherwise it must not be given.
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304 | a7399f66 | Iustin Pop | @type readd: C{bool}
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305 | a7399f66 | Iustin Pop | @ivar readd: Whether to re-add an existing node to the cluster. If
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306 | a7399f66 | Iustin Pop | this is not passed, then the operation will abort if the node
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307 | a7399f66 | Iustin Pop | name is already in the cluster; use this parameter to 'repair'
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308 | a7399f66 | Iustin Pop | a node that had its configuration broken, or was reinstalled
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309 | a7399f66 | Iustin Pop | without removal from the cluster.
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310 | a7399f66 | Iustin Pop |
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311 | a7399f66 | Iustin Pop | """
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312 | a8083063 | Iustin Pop | OP_ID = "OP_NODE_ADD"
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313 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "node_name"
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314 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
315 | 4f05fd3b | Iustin Pop | "node_name", "primary_ip", "secondary_ip", "readd", |
316 | 4f05fd3b | Iustin Pop | ] |
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 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["output_fields", "names", "use_locking"] |
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 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__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 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
336 | b31c8676 | Iustin Pop | "node_name",
|
337 | b31c8676 | Iustin Pop | "force",
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338 | b31c8676 | Iustin Pop | "master_candidate",
|
339 | 3a5ba66a | Iustin Pop | "offline",
|
340 | c9d443ea | Iustin Pop | "drained",
|
341 | b31c8676 | Iustin Pop | ] |
342 | b31c8676 | Iustin Pop | |
343 | f5118ade | Iustin Pop | |
344 | f5118ade | Iustin Pop | class OpPowercycleNode(OpCode): |
345 | f5118ade | Iustin Pop | """Tries to powercycle a node."""
|
346 | f5118ade | Iustin Pop | OP_ID = "OP_NODE_POWERCYCLE"
|
347 | f5118ade | Iustin Pop | OP_DSC_FIELD = "node_name"
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348 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
349 | f5118ade | Iustin Pop | "node_name",
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350 | f5118ade | Iustin Pop | "force",
|
351 | f5118ade | Iustin Pop | ] |
352 | f5118ade | Iustin Pop | |
353 | 7ffc5a86 | Michael Hanselmann | |
354 | 7ffc5a86 | Michael Hanselmann | class OpEvacuateNode(OpCode): |
355 | 7ffc5a86 | Michael Hanselmann | """Relocate secondary instances from a node."""
|
356 | 7ffc5a86 | Michael Hanselmann | OP_ID = "OP_NODE_EVACUATE"
|
357 | 7ffc5a86 | Michael Hanselmann | OP_DSC_FIELD = "node_name"
|
358 | 7ffc5a86 | Michael Hanselmann | __slots__ = OpCode.__slots__ + [ |
359 | 7ffc5a86 | Michael Hanselmann | "node_name", "remote_node", "iallocator", |
360 | 7ffc5a86 | Michael Hanselmann | ] |
361 | 7ffc5a86 | Michael Hanselmann | |
362 | 7ffc5a86 | Michael Hanselmann | |
363 | a8083063 | Iustin Pop | # instance opcodes
|
364 | a8083063 | Iustin Pop | |
365 | a8083063 | Iustin Pop | class OpCreateInstance(OpCode): |
366 | fdc267f4 | Iustin Pop | """Create an instance."""
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367 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CREATE"
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368 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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369 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
370 | 08db7c5c | Iustin Pop | "instance_name", "os_type", "pnode", |
371 | 08db7c5c | Iustin Pop | "disk_template", "snode", "mode", |
372 | 08db7c5c | Iustin Pop | "disks", "nics", |
373 | 08db7c5c | Iustin Pop | "src_node", "src_path", "start", |
374 | 08db7c5c | Iustin Pop | "wait_for_sync", "ip_check", |
375 | dc936b49 | Manuel Franceschini | "file_storage_dir", "file_driver", |
376 | 6785674e | Iustin Pop | "iallocator",
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377 | 6785674e | Iustin Pop | "hypervisor", "hvparams", "beparams", |
378 | 4f05fd3b | Iustin Pop | "dry_run",
|
379 | 3b6d8c9b | Iustin Pop | ] |
380 | a8083063 | Iustin Pop | |
381 | a8083063 | Iustin Pop | |
382 | fe7b0351 | Michael Hanselmann | class OpReinstallInstance(OpCode): |
383 | fdc267f4 | Iustin Pop | """Reinstall an instance's OS."""
|
384 | fe7b0351 | Michael Hanselmann | OP_ID = "OP_INSTANCE_REINSTALL"
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385 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
386 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name", "os_type"] |
387 | fe7b0351 | Michael Hanselmann | |
388 | fe7b0351 | Michael Hanselmann | |
389 | a8083063 | Iustin Pop | class OpRemoveInstance(OpCode): |
390 | a8083063 | Iustin Pop | """Remove an instance."""
|
391 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REMOVE"
|
392 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
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393 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name", "ignore_failures"] |
394 | a8083063 | Iustin Pop | |
395 | a8083063 | Iustin Pop | |
396 | decd5f45 | Iustin Pop | class OpRenameInstance(OpCode): |
397 | decd5f45 | Iustin Pop | """Rename an instance."""
|
398 | decd5f45 | Iustin Pop | OP_ID = "OP_INSTANCE_RENAME"
|
399 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
400 | 4f05fd3b | Iustin Pop | "instance_name", "ignore_ip", "new_name", |
401 | 4f05fd3b | Iustin Pop | ] |
402 | decd5f45 | Iustin Pop | |
403 | decd5f45 | Iustin Pop | |
404 | a8083063 | Iustin Pop | class OpStartupInstance(OpCode): |
405 | fdc267f4 | Iustin Pop | """Startup an instance."""
|
406 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_STARTUP"
|
407 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
408 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
409 | 4f05fd3b | Iustin Pop | "instance_name", "force", "hvparams", "beparams", |
410 | 4f05fd3b | Iustin Pop | ] |
411 | a8083063 | Iustin Pop | |
412 | a8083063 | Iustin Pop | |
413 | a8083063 | Iustin Pop | class OpShutdownInstance(OpCode): |
414 | fdc267f4 | Iustin Pop | """Shutdown an instance."""
|
415 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_SHUTDOWN"
|
416 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
417 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name"]
|
418 | a8083063 | Iustin Pop | |
419 | a8083063 | Iustin Pop | |
420 | bf6929a2 | Alexander Schreiber | class OpRebootInstance(OpCode): |
421 | bf6929a2 | Alexander Schreiber | """Reboot an instance."""
|
422 | eeb3a5f9 | Iustin Pop | OP_ID = "OP_INSTANCE_REBOOT"
|
423 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
424 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
425 | 4f05fd3b | Iustin Pop | "instance_name", "reboot_type", "ignore_secondaries", |
426 | 4f05fd3b | Iustin Pop | ] |
427 | bf6929a2 | Alexander Schreiber | |
428 | bf6929a2 | Alexander Schreiber | |
429 | a8083063 | Iustin Pop | class OpReplaceDisks(OpCode): |
430 | fdc267f4 | Iustin Pop | """Replace the disks of an instance."""
|
431 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_REPLACE_DISKS"
|
432 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
433 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
434 | 4f05fd3b | Iustin Pop | "instance_name", "remote_node", "mode", "disks", "iallocator", |
435 | 4f05fd3b | Iustin Pop | ] |
436 | a8083063 | Iustin Pop | |
437 | a8083063 | Iustin Pop | |
438 | a8083063 | Iustin Pop | class OpFailoverInstance(OpCode): |
439 | a8083063 | Iustin Pop | """Failover an instance."""
|
440 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_FAILOVER"
|
441 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
442 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name", "ignore_consistency"] |
443 | a8083063 | Iustin Pop | |
444 | a8083063 | Iustin Pop | |
445 | 53c776b5 | Iustin Pop | class OpMigrateInstance(OpCode): |
446 | 53c776b5 | Iustin Pop | """Migrate an instance.
|
447 | 53c776b5 | Iustin Pop |
|
448 | 53c776b5 | Iustin Pop | This migrates (without shutting down an instance) to its secondary
|
449 | 53c776b5 | Iustin Pop | node.
|
450 | 53c776b5 | Iustin Pop |
|
451 | 2f907a8c | Iustin Pop | @ivar instance_name: the name of the instance
|
452 | 53c776b5 | Iustin Pop |
|
453 | 53c776b5 | Iustin Pop | """
|
454 | 53c776b5 | Iustin Pop | OP_ID = "OP_INSTANCE_MIGRATE"
|
455 | ee69c97f | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
456 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name", "live", "cleanup"] |
457 | 53c776b5 | Iustin Pop | |
458 | 53c776b5 | Iustin Pop | |
459 | a8083063 | Iustin Pop | class OpConnectConsole(OpCode): |
460 | fdc267f4 | Iustin Pop | """Connect to an instance's console."""
|
461 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_CONSOLE"
|
462 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
463 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name"]
|
464 | a8083063 | Iustin Pop | |
465 | a8083063 | Iustin Pop | |
466 | a8083063 | Iustin Pop | class OpActivateInstanceDisks(OpCode): |
467 | fdc267f4 | Iustin Pop | """Activate an instance's disks."""
|
468 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_ACTIVATE_DISKS"
|
469 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
470 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name"]
|
471 | a8083063 | Iustin Pop | |
472 | a8083063 | Iustin Pop | |
473 | a8083063 | Iustin Pop | class OpDeactivateInstanceDisks(OpCode): |
474 | fdc267f4 | Iustin Pop | """Deactivate an instance's disks."""
|
475 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_DEACTIVATE_DISKS"
|
476 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
477 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name"]
|
478 | a8083063 | Iustin Pop | |
479 | a8083063 | Iustin Pop | |
480 | a8083063 | Iustin Pop | class OpQueryInstances(OpCode): |
481 | a8083063 | Iustin Pop | """Compute the list of instances."""
|
482 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY"
|
483 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["output_fields", "names", "use_locking"] |
484 | a8083063 | Iustin Pop | |
485 | a8083063 | Iustin Pop | |
486 | a8083063 | Iustin Pop | class OpQueryInstanceData(OpCode): |
487 | a8083063 | Iustin Pop | """Compute the run-time status of instances."""
|
488 | a8083063 | Iustin Pop | OP_ID = "OP_INSTANCE_QUERY_DATA"
|
489 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instances", "static"] |
490 | a8083063 | Iustin Pop | |
491 | a8083063 | Iustin Pop | |
492 | 7767bbf5 | Manuel Franceschini | class OpSetInstanceParams(OpCode): |
493 | a8083063 | Iustin Pop | """Change the parameters of an instance."""
|
494 | 7767bbf5 | Manuel Franceschini | OP_ID = "OP_INSTANCE_SET_PARAMS"
|
495 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
496 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
497 | 24991749 | Iustin Pop | "instance_name",
|
498 | 338e51e8 | Iustin Pop | "hvparams", "beparams", "force", |
499 | 24991749 | Iustin Pop | "nics", "disks", |
500 | 973d7867 | Iustin Pop | ] |
501 | a8083063 | Iustin Pop | |
502 | a8083063 | Iustin Pop | |
503 | 8729e0d7 | Iustin Pop | class OpGrowDisk(OpCode): |
504 | 8729e0d7 | Iustin Pop | """Grow a disk of an instance."""
|
505 | 8729e0d7 | Iustin Pop | OP_ID = "OP_INSTANCE_GROW_DISK"
|
506 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
507 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
508 | 4f05fd3b | Iustin Pop | "instance_name", "disk", "amount", "wait_for_sync", |
509 | 4f05fd3b | Iustin Pop | ] |
510 | 8729e0d7 | Iustin Pop | |
511 | 8729e0d7 | Iustin Pop | |
512 | a8083063 | Iustin Pop | # OS opcodes
|
513 | a8083063 | Iustin Pop | class OpDiagnoseOS(OpCode): |
514 | a8083063 | Iustin Pop | """Compute the list of guest operating systems."""
|
515 | a8083063 | Iustin Pop | OP_ID = "OP_OS_DIAGNOSE"
|
516 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["output_fields", "names"] |
517 | a8083063 | Iustin Pop | |
518 | 7c0d6283 | Michael Hanselmann | |
519 | a8083063 | Iustin Pop | # Exports opcodes
|
520 | a8083063 | Iustin Pop | class OpQueryExports(OpCode): |
521 | a8083063 | Iustin Pop | """Compute the list of exported images."""
|
522 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_QUERY"
|
523 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["nodes", "use_locking"] |
524 | a8083063 | Iustin Pop | |
525 | 7c0d6283 | Michael Hanselmann | |
526 | a8083063 | Iustin Pop | class OpExportInstance(OpCode): |
527 | a8083063 | Iustin Pop | """Export an instance."""
|
528 | a8083063 | Iustin Pop | OP_ID = "OP_BACKUP_EXPORT"
|
529 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
530 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name", "target_node", "shutdown"] |
531 | 5c947f38 | Iustin Pop | |
532 | 0a7bed64 | Michael Hanselmann | |
533 | 9ac99fda | Guido Trotter | class OpRemoveExport(OpCode): |
534 | 9ac99fda | Guido Trotter | """Remove an instance's export."""
|
535 | 9ac99fda | Guido Trotter | OP_ID = "OP_BACKUP_REMOVE"
|
536 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "instance_name"
|
537 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["instance_name"]
|
538 | 5c947f38 | Iustin Pop | |
539 | 0a7bed64 | Michael Hanselmann | |
540 | 5c947f38 | Iustin Pop | # Tags opcodes
|
541 | 5c947f38 | Iustin Pop | class OpGetTags(OpCode): |
542 | 5c947f38 | Iustin Pop | """Returns the tags of the given object."""
|
543 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_GET"
|
544 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "name"
|
545 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["kind", "name"] |
546 | 5c947f38 | Iustin Pop | |
547 | 5c947f38 | Iustin Pop | |
548 | 73415719 | Iustin Pop | class OpSearchTags(OpCode): |
549 | 73415719 | Iustin Pop | """Searches the tags in the cluster for a given pattern."""
|
550 | 73415719 | Iustin Pop | OP_ID = "OP_TAGS_SEARCH"
|
551 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "pattern"
|
552 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["pattern"]
|
553 | 73415719 | Iustin Pop | |
554 | 73415719 | Iustin Pop | |
555 | f27302fa | Iustin Pop | class OpAddTags(OpCode): |
556 | f27302fa | Iustin Pop | """Add a list of tags on a given object."""
|
557 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_SET"
|
558 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["kind", "name", "tags"] |
559 | 5c947f38 | Iustin Pop | |
560 | 5c947f38 | Iustin Pop | |
561 | f27302fa | Iustin Pop | class OpDelTags(OpCode): |
562 | f27302fa | Iustin Pop | """Remove a list of tags from a given object."""
|
563 | 5c947f38 | Iustin Pop | OP_ID = "OP_TAGS_DEL"
|
564 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["kind", "name", "tags"] |
565 | 06009e27 | Iustin Pop | |
566 | 06009e27 | Iustin Pop | |
567 | 06009e27 | Iustin Pop | # Test opcodes
|
568 | 06009e27 | Iustin Pop | class OpTestDelay(OpCode): |
569 | 06009e27 | Iustin Pop | """Sleeps for a configured amount of time.
|
570 | 06009e27 | Iustin Pop |
|
571 | 06009e27 | Iustin Pop | This is used just for debugging and testing.
|
572 | 06009e27 | Iustin Pop |
|
573 | 06009e27 | Iustin Pop | Parameters:
|
574 | 06009e27 | Iustin Pop | - duration: the time to sleep
|
575 | 06009e27 | Iustin Pop | - on_master: if true, sleep on the master
|
576 | 06009e27 | Iustin Pop | - on_nodes: list of nodes in which to sleep
|
577 | 06009e27 | Iustin Pop |
|
578 | 06009e27 | Iustin Pop | If the on_master parameter is true, it will execute a sleep on the
|
579 | 06009e27 | Iustin Pop | master (before any node sleep).
|
580 | 06009e27 | Iustin Pop |
|
581 | 06009e27 | Iustin Pop | If the on_nodes list is not empty, it will sleep on those nodes
|
582 | 06009e27 | Iustin Pop | (after the sleep on the master, if that is enabled).
|
583 | 06009e27 | Iustin Pop |
|
584 | 06009e27 | Iustin Pop | As an additional feature, the case of duration < 0 will be reported
|
585 | 06009e27 | Iustin Pop | as an execution error, so this opcode can be used as a failure
|
586 | 06009e27 | Iustin Pop | generator. The case of duration == 0 will not be treated specially.
|
587 | 06009e27 | Iustin Pop |
|
588 | 06009e27 | Iustin Pop | """
|
589 | 06009e27 | Iustin Pop | OP_ID = "OP_TEST_DELAY"
|
590 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "duration"
|
591 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + ["duration", "on_master", "on_nodes"] |
592 | d61df03e | Iustin Pop | |
593 | d61df03e | Iustin Pop | |
594 | d61df03e | Iustin Pop | class OpTestAllocator(OpCode): |
595 | d61df03e | Iustin Pop | """Allocator framework testing.
|
596 | d61df03e | Iustin Pop |
|
597 | d61df03e | Iustin Pop | This opcode has two modes:
|
598 | d61df03e | Iustin Pop | - gather and return allocator input for a given mode (allocate new
|
599 | d61df03e | Iustin Pop | or replace secondary) and a given instance definition (direction
|
600 | d61df03e | Iustin Pop | 'in')
|
601 | d61df03e | Iustin Pop | - run a selected allocator for a given operation (as above) and
|
602 | d61df03e | Iustin Pop | return the allocator output (direction 'out')
|
603 | d61df03e | Iustin Pop |
|
604 | d61df03e | Iustin Pop | """
|
605 | d61df03e | Iustin Pop | OP_ID = "OP_TEST_ALLOCATOR"
|
606 | 60dd1473 | Iustin Pop | OP_DSC_FIELD = "allocator"
|
607 | 4f05fd3b | Iustin Pop | __slots__ = OpCode.__slots__ + [ |
608 | d61df03e | Iustin Pop | "direction", "mode", "allocator", "name", |
609 | d61df03e | Iustin Pop | "mem_size", "disks", "disk_template", |
610 | 8cc7e742 | Guido Trotter | "os", "tags", "nics", "vcpus", "hypervisor", |
611 | d61df03e | Iustin Pop | ] |
612 | 363acb1e | Iustin Pop | |
613 | 363acb1e | Iustin Pop | OP_MAPPING = dict([(v.OP_ID, v) for v in globals().values() |
614 | 363acb1e | Iustin Pop | if (isinstance(v, type) and issubclass(v, OpCode) and |
615 | 363acb1e | Iustin Pop | hasattr(v, "OP_ID"))]) |