root / lib / client / gnt_os.py @ a464ce71
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1 | 6d50f5f9 | Michael Hanselmann | #
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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | db5a8a2d | Iustin Pop | # Copyright (C) 2006, 2007, 2010 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 | 7260cfbe | Iustin Pop | """OS scripts related commands"""
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22 | a8083063 | Iustin Pop | |
23 | 2d54e29c | Iustin Pop | # pylint: disable-msg=W0401,W0613,W0614,C0103
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24 | 2f79bd34 | Iustin Pop | # W0401: Wildcard import ganeti.cli
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25 | 2d54e29c | Iustin Pop | # W0613: Unused argument, since all functions follow the same API
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26 | 2f79bd34 | Iustin Pop | # W0614: Unused import %s from wildcard import (since we need cli)
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27 | 7260cfbe | Iustin Pop | # C0103: Invalid name gnt-os
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28 | 2f79bd34 | Iustin Pop | |
29 | a8083063 | Iustin Pop | from ganeti.cli import * |
30 | ccadf1ff | Iustin Pop | from ganeti import constants |
31 | a8083063 | Iustin Pop | from ganeti import opcodes |
32 | a8083063 | Iustin Pop | from ganeti import utils |
33 | 216fe2f3 | Guido Trotter | |
34 | fbdb07b9 | Guido Trotter | |
35 | a8083063 | Iustin Pop | def ListOS(opts, args): |
36 | 6099bfcf | Iustin Pop | """List the valid OSes in the cluster.
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37 | 6099bfcf | Iustin Pop |
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38 | 6099bfcf | Iustin Pop | @param opts: the command line options selected by the user
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39 | 6099bfcf | Iustin Pop | @type args: list
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40 | 6099bfcf | Iustin Pop | @param args: should be an empty list
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41 | 6099bfcf | Iustin Pop | @rtype: int
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42 | 6099bfcf | Iustin Pop | @return: the desired exit code
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43 | a8083063 | Iustin Pop |
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44 | a8083063 | Iustin Pop | """
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45 | da2d02e7 | Iustin Pop | op = opcodes.OpOsDiagnose(output_fields=["name", "variants"], names=[]) |
46 | 400ca2f7 | Iustin Pop | result = SubmitOpCode(op, opts=opts) |
47 | a8083063 | Iustin Pop | |
48 | a8083063 | Iustin Pop | if not result: |
49 | 3a24c527 | Iustin Pop | ToStderr("Can't get the OS list")
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50 | a8083063 | Iustin Pop | return 1 |
51 | a8083063 | Iustin Pop | |
52 | a8083063 | Iustin Pop | if not opts.no_headers: |
53 | 606d909d | Michael Hanselmann | headers = {"name": "Name"} |
54 | 606d909d | Michael Hanselmann | else:
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55 | 606d909d | Michael Hanselmann | headers = None
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56 | a8083063 | Iustin Pop | |
57 | e3ac208c | Guido Trotter | os_names = [] |
58 | d22dfef7 | Iustin Pop | for (name, variants) in result: |
59 | d22dfef7 | Iustin Pop | os_names.extend([[n] for n in CalculateOSNames(name, variants)]) |
60 | e3ac208c | Guido Trotter | |
61 | 16be8703 | Iustin Pop | data = GenerateTable(separator=None, headers=headers, fields=["name"], |
62 | e3ac208c | Guido Trotter | data=os_names, units=None)
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63 | 16be8703 | Iustin Pop | |
64 | 16be8703 | Iustin Pop | for line in data: |
65 | 3a24c527 | Iustin Pop | ToStdout(line) |
66 | a8083063 | Iustin Pop | |
67 | a8083063 | Iustin Pop | return 0 |
68 | a8083063 | Iustin Pop | |
69 | b07a9f05 | Guido Trotter | |
70 | ae5b1530 | Iustin Pop | def ShowOSInfo(opts, args): |
71 | ae5b1530 | Iustin Pop | """List detailed information about OSes in the cluster.
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72 | ae5b1530 | Iustin Pop |
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73 | ae5b1530 | Iustin Pop | @param opts: the command line options selected by the user
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74 | ae5b1530 | Iustin Pop | @type args: list
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75 | ae5b1530 | Iustin Pop | @param args: should be an empty list
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76 | ae5b1530 | Iustin Pop | @rtype: int
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77 | ae5b1530 | Iustin Pop | @return: the desired exit code
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78 | ae5b1530 | Iustin Pop |
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79 | ae5b1530 | Iustin Pop | """
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80 | da2d02e7 | Iustin Pop | op = opcodes.OpOsDiagnose(output_fields=["name", "valid", "variants", |
81 | c950e9f2 | Iustin Pop | "parameters", "api_versions", |
82 | c950e9f2 | Iustin Pop | "blacklisted", "hidden"], |
83 | ae5b1530 | Iustin Pop | names=[]) |
84 | ae5b1530 | Iustin Pop | result = SubmitOpCode(op, opts=opts) |
85 | ae5b1530 | Iustin Pop | |
86 | ae5b1530 | Iustin Pop | if not result: |
87 | ae5b1530 | Iustin Pop | ToStderr("Can't get the OS list")
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88 | ae5b1530 | Iustin Pop | return 1 |
89 | ae5b1530 | Iustin Pop | |
90 | ae5b1530 | Iustin Pop | do_filter = bool(args)
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91 | ae5b1530 | Iustin Pop | |
92 | c950e9f2 | Iustin Pop | for (name, valid, variants, parameters, api_versions, blk, hid) in result: |
93 | ae5b1530 | Iustin Pop | if do_filter:
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94 | ae5b1530 | Iustin Pop | if name not in args: |
95 | ae5b1530 | Iustin Pop | continue
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96 | ae5b1530 | Iustin Pop | else:
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97 | ae5b1530 | Iustin Pop | args.remove(name) |
98 | ae5b1530 | Iustin Pop | ToStdout("%s:", name)
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99 | ae5b1530 | Iustin Pop | ToStdout(" - valid: %s", valid)
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100 | c950e9f2 | Iustin Pop | ToStdout(" - hidden: %s", hid)
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101 | c950e9f2 | Iustin Pop | ToStdout(" - blacklisted: %s", blk)
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102 | ae5b1530 | Iustin Pop | if valid:
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103 | ae5b1530 | Iustin Pop | ToStdout(" - API versions:")
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104 | ae5b1530 | Iustin Pop | for version in sorted(api_versions): |
105 | ae5b1530 | Iustin Pop | ToStdout(" - %s", version)
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106 | ae5b1530 | Iustin Pop | ToStdout(" - variants:")
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107 | ae5b1530 | Iustin Pop | for vname in variants: |
108 | ae5b1530 | Iustin Pop | ToStdout(" - %s", vname)
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109 | ae5b1530 | Iustin Pop | ToStdout(" - parameters:")
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110 | ae5b1530 | Iustin Pop | for pname, pdesc in parameters: |
111 | ae5b1530 | Iustin Pop | ToStdout(" - %s: %s", pname, pdesc)
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112 | ae5b1530 | Iustin Pop | ToStdout("")
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113 | ae5b1530 | Iustin Pop | |
114 | ae5b1530 | Iustin Pop | if args:
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115 | ae5b1530 | Iustin Pop | for name in args: |
116 | ae5b1530 | Iustin Pop | ToStdout("%s: ", name)
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117 | ae5b1530 | Iustin Pop | ToStdout("")
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118 | ae5b1530 | Iustin Pop | |
119 | ae5b1530 | Iustin Pop | return 0 |
120 | ae5b1530 | Iustin Pop | |
121 | ae5b1530 | Iustin Pop | |
122 | 255dcebd | Iustin Pop | def _OsStatus(status, diagnose): |
123 | 255dcebd | Iustin Pop | """Beautifier function for OS status.
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124 | 255dcebd | Iustin Pop |
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125 | 255dcebd | Iustin Pop | @type status: boolean
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126 | 255dcebd | Iustin Pop | @param status: is the OS valid
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127 | 255dcebd | Iustin Pop | @type diagnose: string
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128 | 255dcebd | Iustin Pop | @param diagnose: the error message for invalid OSes
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129 | 255dcebd | Iustin Pop | @rtype: string
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130 | 255dcebd | Iustin Pop | @return: a formatted status
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131 | 255dcebd | Iustin Pop |
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132 | 255dcebd | Iustin Pop | """
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133 | 255dcebd | Iustin Pop | if status:
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134 | 255dcebd | Iustin Pop | return "valid" |
135 | 255dcebd | Iustin Pop | else:
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136 | 255dcebd | Iustin Pop | return "invalid - %s" % diagnose |
137 | 255dcebd | Iustin Pop | |
138 | af1a81d1 | Michael Hanselmann | |
139 | a8083063 | Iustin Pop | def DiagnoseOS(opts, args): |
140 | a8083063 | Iustin Pop | """Analyse all OSes on this cluster.
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141 | a8083063 | Iustin Pop |
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142 | 6099bfcf | Iustin Pop | @param opts: the command line options selected by the user
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143 | 6099bfcf | Iustin Pop | @type args: list
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144 | 6099bfcf | Iustin Pop | @param args: should be an empty list
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145 | 6099bfcf | Iustin Pop | @rtype: int
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146 | 6099bfcf | Iustin Pop | @return: the desired exit code
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147 | 6099bfcf | Iustin Pop |
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148 | a8083063 | Iustin Pop | """
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149 | da2d02e7 | Iustin Pop | op = opcodes.OpOsDiagnose(output_fields=["name", "valid", "variants", |
150 | c950e9f2 | Iustin Pop | "node_status", "hidden", |
151 | c950e9f2 | Iustin Pop | "blacklisted"], names=[])
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152 | 400ca2f7 | Iustin Pop | result = SubmitOpCode(op, opts=opts) |
153 | a8083063 | Iustin Pop | |
154 | a8083063 | Iustin Pop | if not result: |
155 | 3a24c527 | Iustin Pop | ToStderr("Can't get the OS list")
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156 | a8083063 | Iustin Pop | return 1 |
157 | a8083063 | Iustin Pop | |
158 | a2656173 | Michael Hanselmann | has_bad = False
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159 | a2656173 | Michael Hanselmann | |
160 | c950e9f2 | Iustin Pop | for os_name, _, os_variants, node_data, hid, blk in result: |
161 | b07a9f05 | Guido Trotter | nodes_valid = {} |
162 | a8083063 | Iustin Pop | nodes_bad = {} |
163 | 1f9430d6 | Iustin Pop | nodes_hidden = {} |
164 | 1f9430d6 | Iustin Pop | for node_name, node_info in node_data.iteritems(): |
165 | 1f9430d6 | Iustin Pop | nodes_hidden[node_name] = [] |
166 | 1f9430d6 | Iustin Pop | if node_info: # at least one entry in the per-node list |
167 | ccadf1ff | Iustin Pop | (fo_path, fo_status, fo_msg, fo_variants, |
168 | ccadf1ff | Iustin Pop | fo_params, fo_api) = node_info.pop(0)
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169 | ccadf1ff | Iustin Pop | fo_msg = "%s (path: %s)" % (_OsStatus(fo_status, fo_msg), fo_path)
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170 | ccadf1ff | Iustin Pop | if fo_api:
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171 | ccadf1ff | Iustin Pop | max_os_api = max(fo_api)
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172 | ccadf1ff | Iustin Pop | fo_msg += " [API versions: %s]" % utils.CommaJoin(fo_api)
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173 | b07a9f05 | Guido Trotter | else:
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174 | ccadf1ff | Iustin Pop | max_os_api = 0
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175 | ccadf1ff | Iustin Pop | fo_msg += " [no API versions declared]"
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176 | c950e9f2 | Iustin Pop | |
177 | ccadf1ff | Iustin Pop | if max_os_api >= constants.OS_API_V15:
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178 | ccadf1ff | Iustin Pop | if fo_variants:
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179 | ccadf1ff | Iustin Pop | fo_msg += " [variants: %s]" % utils.CommaJoin(fo_variants)
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180 | ccadf1ff | Iustin Pop | else:
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181 | ccadf1ff | Iustin Pop | fo_msg += " [no variants]"
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182 | ccadf1ff | Iustin Pop | if max_os_api >= constants.OS_API_V20:
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183 | ccadf1ff | Iustin Pop | if fo_params:
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184 | ccadf1ff | Iustin Pop | fo_msg += (" [parameters: %s]" %
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185 | ccadf1ff | Iustin Pop | utils.CommaJoin([v[0] for v in fo_params])) |
186 | ccadf1ff | Iustin Pop | else:
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187 | ccadf1ff | Iustin Pop | fo_msg += " [no parameters]"
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188 | ccadf1ff | Iustin Pop | if fo_status:
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189 | ccadf1ff | Iustin Pop | nodes_valid[node_name] = fo_msg |
190 | ccadf1ff | Iustin Pop | else:
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191 | ccadf1ff | Iustin Pop | nodes_bad[node_name] = fo_msg |
192 | bad78e66 | Iustin Pop | for hpath, hstatus, hmsg, _, _, _ in node_info: |
193 | 1f9430d6 | Iustin Pop | nodes_hidden[node_name].append(" [hidden] path: %s, status: %s" %
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194 | 255dcebd | Iustin Pop | (hpath, _OsStatus(hstatus, hmsg))) |
195 | a8083063 | Iustin Pop | else:
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196 | b07a9f05 | Guido Trotter | nodes_bad[node_name] = "OS not found"
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197 | a8083063 | Iustin Pop | |
198 | 2932dc44 | Michael Hanselmann | # TODO: Shouldn't the global status be calculated by the LU?
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199 | a8083063 | Iustin Pop | if nodes_valid and not nodes_bad: |
200 | a8083063 | Iustin Pop | status = "valid"
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201 | a8083063 | Iustin Pop | elif not nodes_valid and nodes_bad: |
202 | a8083063 | Iustin Pop | status = "invalid"
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203 | a2656173 | Michael Hanselmann | has_bad = True
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204 | a8083063 | Iustin Pop | else:
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205 | a8083063 | Iustin Pop | status = "partial valid"
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206 | a2656173 | Michael Hanselmann | has_bad = True
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207 | 694e2444 | Guido Trotter | |
208 | 48f85f75 | Guido Trotter | def _OutputPerNodeOSStatus(msg_map): |
209 | 48f85f75 | Guido Trotter | map_k = utils.NiceSort(msg_map.keys()) |
210 | b07a9f05 | Guido Trotter | for node_name in map_k: |
211 | 3a24c527 | Iustin Pop | ToStdout(" Node: %s, status: %s", node_name, msg_map[node_name])
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212 | 1f9430d6 | Iustin Pop | for msg in nodes_hidden[node_name]: |
213 | 3a24c527 | Iustin Pop | ToStdout(msg) |
214 | b07a9f05 | Guido Trotter | |
215 | c950e9f2 | Iustin Pop | st_msg = "OS: %s [global status: %s]" % (os_name, status)
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216 | c950e9f2 | Iustin Pop | if hid:
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217 | c950e9f2 | Iustin Pop | st_msg += " [hidden]"
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218 | c950e9f2 | Iustin Pop | if blk:
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219 | c950e9f2 | Iustin Pop | st_msg += " [blacklisted]"
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220 | c950e9f2 | Iustin Pop | ToStdout(st_msg) |
221 | e16dfb5b | Guido Trotter | if os_variants:
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222 | 1f864b60 | Iustin Pop | ToStdout(" Variants: [%s]" % utils.CommaJoin(os_variants))
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223 | b07a9f05 | Guido Trotter | _OutputPerNodeOSStatus(nodes_valid) |
224 | b07a9f05 | Guido Trotter | _OutputPerNodeOSStatus(nodes_bad) |
225 | 3a24c527 | Iustin Pop | ToStdout("")
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226 | a8083063 | Iustin Pop | |
227 | a2656173 | Michael Hanselmann | return int(has_bad) |
228 | a2656173 | Michael Hanselmann | |
229 | a8083063 | Iustin Pop | |
230 | 429ae766 | René Nussbaumer | def ModifyOS(opts, args): |
231 | 429ae766 | René Nussbaumer | """Modify OS parameters for one OS.
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232 | 429ae766 | René Nussbaumer |
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233 | 429ae766 | René Nussbaumer | @param opts: the command line options selected by the user
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234 | 429ae766 | René Nussbaumer | @type args: list
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235 | 429ae766 | René Nussbaumer | @param args: should be a list with one entry
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236 | 429ae766 | René Nussbaumer | @rtype: int
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237 | 429ae766 | René Nussbaumer | @return: the desired exit code
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238 | 429ae766 | René Nussbaumer |
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239 | 429ae766 | René Nussbaumer | """
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240 | 429ae766 | René Nussbaumer | os = args[0]
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241 | 429ae766 | René Nussbaumer | |
242 | 625ac113 | Iustin Pop | if opts.hvparams:
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243 | 625ac113 | Iustin Pop | os_hvp = {os: dict(opts.hvparams)}
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244 | 625ac113 | Iustin Pop | else:
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245 | 625ac113 | Iustin Pop | os_hvp = None
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246 | 625ac113 | Iustin Pop | |
247 | 625ac113 | Iustin Pop | if opts.osparams:
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248 | 625ac113 | Iustin Pop | osp = {os: opts.osparams} |
249 | 625ac113 | Iustin Pop | else:
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250 | 625ac113 | Iustin Pop | osp = None
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251 | 625ac113 | Iustin Pop | |
252 | 61a14bb3 | Iustin Pop | if opts.hidden is not None: |
253 | 61a14bb3 | Iustin Pop | if opts.hidden:
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254 | 61a14bb3 | Iustin Pop | ohid = [(constants.DDM_ADD, os)] |
255 | 61a14bb3 | Iustin Pop | else:
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256 | 61a14bb3 | Iustin Pop | ohid = [(constants.DDM_REMOVE, os)] |
257 | 61a14bb3 | Iustin Pop | else:
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258 | 61a14bb3 | Iustin Pop | ohid = None
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259 | 61a14bb3 | Iustin Pop | |
260 | 61a14bb3 | Iustin Pop | if opts.blacklisted is not None: |
261 | 61a14bb3 | Iustin Pop | if opts.blacklisted:
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262 | 61a14bb3 | Iustin Pop | oblk = [(constants.DDM_ADD, os)] |
263 | 61a14bb3 | Iustin Pop | else:
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264 | 61a14bb3 | Iustin Pop | oblk = [(constants.DDM_REMOVE, os)] |
265 | 61a14bb3 | Iustin Pop | else:
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266 | 61a14bb3 | Iustin Pop | oblk = None
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267 | 61a14bb3 | Iustin Pop | |
268 | 61a14bb3 | Iustin Pop | if not (os_hvp or osp or ohid or oblk): |
269 | 625ac113 | Iustin Pop | ToStderr("At least one of OS parameters or hypervisor parameters"
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270 | 625ac113 | Iustin Pop | " must be passed")
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271 | 625ac113 | Iustin Pop | return 1 |
272 | 625ac113 | Iustin Pop | |
273 | a6682fdc | Iustin Pop | op = opcodes.OpClusterSetParams(os_hvp=os_hvp, |
274 | 61a14bb3 | Iustin Pop | osparams=osp, |
275 | 87b2cd45 | Iustin Pop | hidden_os=ohid, |
276 | 87b2cd45 | Iustin Pop | blacklisted_os=oblk) |
277 | 48418fea | Iustin Pop | SubmitOpCode(op, opts=opts) |
278 | 429ae766 | René Nussbaumer | |
279 | 429ae766 | René Nussbaumer | return 0 |
280 | 429ae766 | René Nussbaumer | |
281 | 429ae766 | René Nussbaumer | |
282 | a8083063 | Iustin Pop | commands = { |
283 | 6ea815cf | Iustin Pop | 'list': (
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284 | aa06f8c6 | Michael Hanselmann | ListOS, ARGS_NONE, [NOHDR_OPT, PRIORITY_OPT], |
285 | aa06f8c6 | Michael Hanselmann | "", "Lists all valid operating systems on the cluster"), |
286 | 6ea815cf | Iustin Pop | 'diagnose': (
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287 | aa06f8c6 | Michael Hanselmann | DiagnoseOS, ARGS_NONE, [PRIORITY_OPT], |
288 | aa06f8c6 | Michael Hanselmann | "", "Diagnose all operating systems"), |
289 | ae5b1530 | Iustin Pop | 'info': (
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290 | aa06f8c6 | Michael Hanselmann | ShowOSInfo, [ArgOs()], [PRIORITY_OPT], |
291 | aa06f8c6 | Michael Hanselmann | "", "Show detailed information about " |
292 | ae5b1530 | Iustin Pop | "operating systems"),
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293 | 429ae766 | René Nussbaumer | 'modify': (
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294 | aa06f8c6 | Michael Hanselmann | ModifyOS, ARGS_ONE_OS, |
295 | df5758b1 | Iustin Pop | [HVLIST_OPT, OSPARAMS_OPT, DRY_RUN_OPT, PRIORITY_OPT, |
296 | df5758b1 | Iustin Pop | HID_OS_OPT, BLK_OS_OPT], |
297 | aa06f8c6 | Michael Hanselmann | "", "Modify the OS parameters"), |
298 | a8083063 | Iustin Pop | } |
299 | a8083063 | Iustin Pop | |
300 | 6d50f5f9 | Michael Hanselmann | |
301 | 6d50f5f9 | Michael Hanselmann | def Main(): |
302 | 6d50f5f9 | Michael Hanselmann | return GenericMain(commands) |