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1 | ced78a66 | Agata Murawska | #!/usr/bin/python
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2 | ced78a66 | Agata Murawska | #
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3 | ced78a66 | Agata Murawska | |
4 | 2cfbc784 | Iustin Pop | # Copyright (C) 2011, 2012 Google Inc.
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5 | ced78a66 | Agata Murawska | #
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6 | ced78a66 | Agata Murawska | # This program is free software; you can redistribute it and/or modify
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7 | ced78a66 | Agata Murawska | # it under the terms of the GNU General Public License as published by
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8 | ced78a66 | Agata Murawska | # the Free Software Foundation; either version 2 of the License, or
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9 | ced78a66 | Agata Murawska | # (at your option) any later version.
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10 | ced78a66 | Agata Murawska | #
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11 | ced78a66 | Agata Murawska | # This program is distributed in the hope that it will be useful, but
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12 | ced78a66 | Agata Murawska | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | ced78a66 | Agata Murawska | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | ced78a66 | Agata Murawska | # General Public License for more details.
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15 | ced78a66 | Agata Murawska | #
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16 | ced78a66 | Agata Murawska | # You should have received a copy of the GNU General Public License
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17 | ced78a66 | Agata Murawska | # along with this program; if not, write to the Free Software
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18 | ced78a66 | Agata Murawska | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | ced78a66 | Agata Murawska | # 02110-1301, USA.
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20 | ced78a66 | Agata Murawska | |
21 | ced78a66 | Agata Murawska | |
22 | ced78a66 | Agata Murawska | """Converter tools between ovf and ganeti config file
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23 | ced78a66 | Agata Murawska |
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24 | ced78a66 | Agata Murawska | """
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25 | ced78a66 | Agata Murawska | |
26 | 864cf6bf | Agata Murawska | # pylint: disable=F0401, E1101
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27 | 864cf6bf | Agata Murawska | |
28 | 864cf6bf | Agata Murawska | # F0401 because ElementTree is not default for python 2.4
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29 | 864cf6bf | Agata Murawska | # E1101 makes no sense - pylint assumes that ElementTree object is a tuple
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30 | 864cf6bf | Agata Murawska | |
31 | 864cf6bf | Agata Murawska | |
32 | 0963b26a | Agata Murawska | import ConfigParser |
33 | 99381e3b | Agata Murawska | import errno |
34 | 864cf6bf | Agata Murawska | import logging |
35 | 99381e3b | Agata Murawska | import os |
36 | ced78a66 | Agata Murawska | import os.path |
37 | 864cf6bf | Agata Murawska | import re |
38 | ced78a66 | Agata Murawska | import shutil |
39 | 864cf6bf | Agata Murawska | import tarfile |
40 | 864cf6bf | Agata Murawska | import tempfile |
41 | 0963b26a | Agata Murawska | import xml.dom.minidom |
42 | 864cf6bf | Agata Murawska | import xml.parsers.expat |
43 | 864cf6bf | Agata Murawska | try:
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44 | 864cf6bf | Agata Murawska | import xml.etree.ElementTree as ET |
45 | 864cf6bf | Agata Murawska | except ImportError: |
46 | 864cf6bf | Agata Murawska | import elementtree.ElementTree as ET |
47 | ced78a66 | Agata Murawska | |
48 | d6f8db24 | Guido Trotter | try:
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49 | d6f8db24 | Guido Trotter | ParseError = ET.ParseError # pylint: disable=E1103
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50 | d6f8db24 | Guido Trotter | except AttributeError: |
51 | d6f8db24 | Guido Trotter | ParseError = None
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52 | d6f8db24 | Guido Trotter | |
53 | 864cf6bf | Agata Murawska | from ganeti import constants |
54 | ced78a66 | Agata Murawska | from ganeti import errors |
55 | ced78a66 | Agata Murawska | from ganeti import utils |
56 | fe496b25 | Michael Hanselmann | from ganeti import pathutils |
57 | ced78a66 | Agata Murawska | |
58 | ced78a66 | Agata Murawska | |
59 | 864cf6bf | Agata Murawska | # Schemas used in OVF format
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60 | 864cf6bf | Agata Murawska | GANETI_SCHEMA = "http://ganeti"
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61 | 864cf6bf | Agata Murawska | OVF_SCHEMA = "http://schemas.dmtf.org/ovf/envelope/1"
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62 | 864cf6bf | Agata Murawska | RASD_SCHEMA = ("http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/"
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63 | 864cf6bf | Agata Murawska | "CIM_ResourceAllocationSettingData")
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64 | 0963b26a | Agata Murawska | VSSD_SCHEMA = ("http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/"
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65 | 0963b26a | Agata Murawska | "CIM_VirtualSystemSettingData")
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66 | 0963b26a | Agata Murawska | XML_SCHEMA = "http://www.w3.org/2001/XMLSchema-instance"
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67 | 864cf6bf | Agata Murawska | |
68 | 864cf6bf | Agata Murawska | # File extensions in OVF package
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69 | 864cf6bf | Agata Murawska | OVA_EXT = ".ova"
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70 | 864cf6bf | Agata Murawska | OVF_EXT = ".ovf"
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71 | 864cf6bf | Agata Murawska | MF_EXT = ".mf"
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72 | 864cf6bf | Agata Murawska | CERT_EXT = ".cert"
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73 | 99381e3b | Agata Murawska | COMPRESSION_EXT = ".gz"
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74 | 864cf6bf | Agata Murawska | FILE_EXTENSIONS = [ |
75 | 864cf6bf | Agata Murawska | OVF_EXT, |
76 | 864cf6bf | Agata Murawska | MF_EXT, |
77 | 864cf6bf | Agata Murawska | CERT_EXT, |
78 | 864cf6bf | Agata Murawska | ] |
79 | 864cf6bf | Agata Murawska | |
80 | 99381e3b | Agata Murawska | COMPRESSION_TYPE = "gzip"
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81 | fa337742 | Agata Murawska | NO_COMPRESSION = [None, "identity"] |
82 | 99381e3b | Agata Murawska | COMPRESS = "compression"
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83 | 99381e3b | Agata Murawska | DECOMPRESS = "decompression"
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84 | 99381e3b | Agata Murawska | ALLOWED_ACTIONS = [COMPRESS, DECOMPRESS] |
85 | 99381e3b | Agata Murawska | |
86 | fa337742 | Agata Murawska | VMDK = "vmdk"
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87 | fa337742 | Agata Murawska | RAW = "raw"
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88 | fa337742 | Agata Murawska | COW = "cow"
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89 | fa337742 | Agata Murawska | ALLOWED_FORMATS = [RAW, COW, VMDK] |
90 | fa337742 | Agata Murawska | |
91 | 7bde29b5 | Agata Murawska | # ResourceType values
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92 | 7bde29b5 | Agata Murawska | RASD_TYPE = { |
93 | 7bde29b5 | Agata Murawska | "vcpus": "3", |
94 | 7bde29b5 | Agata Murawska | "memory": "4", |
95 | 7432d332 | Agata Murawska | "scsi-controller": "6", |
96 | 7432d332 | Agata Murawska | "ethernet-adapter": "10", |
97 | 7432d332 | Agata Murawska | "disk": "17", |
98 | 7bde29b5 | Agata Murawska | } |
99 | 7bde29b5 | Agata Murawska | |
100 | fa337742 | Agata Murawska | SCSI_SUBTYPE = "lsilogic"
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101 | fa337742 | Agata Murawska | VS_TYPE = { |
102 | fa337742 | Agata Murawska | "ganeti": "ganeti-ovf", |
103 | fa337742 | Agata Murawska | "external": "vmx-04", |
104 | fa337742 | Agata Murawska | } |
105 | fa337742 | Agata Murawska | |
106 | 7bde29b5 | Agata Murawska | # AllocationUnits values and conversion
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107 | 7bde29b5 | Agata Murawska | ALLOCATION_UNITS = { |
108 | 3ccb3a64 | Michael Hanselmann | "b": ["bytes", "b"], |
109 | 3ccb3a64 | Michael Hanselmann | "kb": ["kilobytes", "kb", "byte * 2^10", "kibibytes", "kib"], |
110 | 3ccb3a64 | Michael Hanselmann | "mb": ["megabytes", "mb", "byte * 2^20", "mebibytes", "mib"], |
111 | 3ccb3a64 | Michael Hanselmann | "gb": ["gigabytes", "gb", "byte * 2^30", "gibibytes", "gib"], |
112 | 7bde29b5 | Agata Murawska | } |
113 | 7bde29b5 | Agata Murawska | CONVERT_UNITS_TO_MB = { |
114 | 3ccb3a64 | Michael Hanselmann | "b": lambda x: x / (1024 * 1024), |
115 | 3ccb3a64 | Michael Hanselmann | "kb": lambda x: x / 1024, |
116 | 3ccb3a64 | Michael Hanselmann | "mb": lambda x: x, |
117 | 3ccb3a64 | Michael Hanselmann | "gb": lambda x: x * 1024, |
118 | 7bde29b5 | Agata Murawska | } |
119 | 7bde29b5 | Agata Murawska | |
120 | 0963b26a | Agata Murawska | # Names of the config fields
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121 | 0963b26a | Agata Murawska | NAME = "name"
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122 | b179ce72 | Agata Murawska | OS = "os"
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123 | b179ce72 | Agata Murawska | HYPERV = "hypervisor"
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124 | b179ce72 | Agata Murawska | VCPUS = "vcpus"
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125 | b179ce72 | Agata Murawska | MEMORY = "memory"
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126 | b179ce72 | Agata Murawska | AUTO_BALANCE = "auto_balance"
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127 | b179ce72 | Agata Murawska | DISK_TEMPLATE = "disk_template"
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128 | b179ce72 | Agata Murawska | TAGS = "tags"
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129 | b179ce72 | Agata Murawska | VERSION = "version"
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130 | 0963b26a | Agata Murawska | |
131 | 7432d332 | Agata Murawska | # Instance IDs of System and SCSI controller
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132 | fa337742 | Agata Murawska | INSTANCE_ID = { |
133 | fa337742 | Agata Murawska | "system": 0, |
134 | fa337742 | Agata Murawska | "vcpus": 1, |
135 | fa337742 | Agata Murawska | "memory": 2, |
136 | fa337742 | Agata Murawska | "scsi": 3, |
137 | fa337742 | Agata Murawska | } |
138 | 7432d332 | Agata Murawska | |
139 | 7432d332 | Agata Murawska | # Disk format descriptions
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140 | 7432d332 | Agata Murawska | DISK_FORMAT = { |
141 | fa337742 | Agata Murawska | RAW: "http://en.wikipedia.org/wiki/Byte",
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142 | fa337742 | Agata Murawska | VMDK: "http://www.vmware.com/interfaces/specifications/vmdk.html"
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143 | 7432d332 | Agata Murawska | "#monolithicSparse",
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144 | fa337742 | Agata Murawska | COW: "http://www.gnome.org/~markmc/qcow-image-format.html",
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145 | 7432d332 | Agata Murawska | } |
146 | 7432d332 | Agata Murawska | |
147 | 487895ed | Agata Murawska | |
148 | a002ed79 | Agata Murawska | def CheckQemuImg(): |
149 | a002ed79 | Agata Murawska | """ Make sure that qemu-img is present before performing operations.
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150 | a002ed79 | Agata Murawska |
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151 | a002ed79 | Agata Murawska | @raise errors.OpPrereqError: when qemu-img was not found in the system
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152 | a002ed79 | Agata Murawska |
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153 | a002ed79 | Agata Murawska | """
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154 | a002ed79 | Agata Murawska | if not constants.QEMUIMG_PATH: |
155 | a002ed79 | Agata Murawska | raise errors.OpPrereqError("qemu-img not found at build time, unable" |
156 | 2cfbc784 | Iustin Pop | " to continue", errors.ECODE_STATE)
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157 | 99381e3b | Agata Murawska | |
158 | 487895ed | Agata Murawska | |
159 | 99381e3b | Agata Murawska | def LinkFile(old_path, prefix=None, suffix=None, directory=None): |
160 | 99381e3b | Agata Murawska | """Create link with a given prefix and suffix.
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161 | 99381e3b | Agata Murawska |
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162 | 99381e3b | Agata Murawska | This is a wrapper over os.link. It tries to create a hard link for given file,
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163 | 99381e3b | Agata Murawska | but instead of rising error when file exists, the function changes the name
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164 | 99381e3b | Agata Murawska | a little bit.
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165 | 99381e3b | Agata Murawska |
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166 | 99381e3b | Agata Murawska | @type old_path:string
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167 | 99381e3b | Agata Murawska | @param old_path: path to the file that is to be linked
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168 | 99381e3b | Agata Murawska | @type prefix: string
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169 | 99381e3b | Agata Murawska | @param prefix: prefix of filename for the link
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170 | 99381e3b | Agata Murawska | @type suffix: string
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171 | 99381e3b | Agata Murawska | @param suffix: suffix of the filename for the link
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172 | 99381e3b | Agata Murawska | @type directory: string
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173 | 99381e3b | Agata Murawska | @param directory: directory of the link
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174 | 99381e3b | Agata Murawska |
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175 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: when error on linking is different than
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176 | 99381e3b | Agata Murawska | "File exists"
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177 | 99381e3b | Agata Murawska |
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178 | 99381e3b | Agata Murawska | """
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179 | 99381e3b | Agata Murawska | assert(prefix is not None or suffix is not None) |
180 | 99381e3b | Agata Murawska | if directory is None: |
181 | 99381e3b | Agata Murawska | directory = os.getcwd() |
182 | 99381e3b | Agata Murawska | new_path = utils.PathJoin(directory, "%s%s" % (prefix, suffix))
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183 | 99381e3b | Agata Murawska | counter = 1
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184 | 99381e3b | Agata Murawska | while True: |
185 | 99381e3b | Agata Murawska | try:
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186 | 99381e3b | Agata Murawska | os.link(old_path, new_path) |
187 | 99381e3b | Agata Murawska | break
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188 | 99381e3b | Agata Murawska | except OSError, err: |
189 | 99381e3b | Agata Murawska | if err.errno == errno.EEXIST:
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190 | 99381e3b | Agata Murawska | new_path = utils.PathJoin(directory, |
191 | 5ae4945a | Iustin Pop | "%s_%s%s" % (prefix, counter, suffix))
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192 | 99381e3b | Agata Murawska | counter += 1
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193 | 99381e3b | Agata Murawska | else:
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194 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Error moving the file %s to %s location:" |
195 | 2cfbc784 | Iustin Pop | " %s" % (old_path, new_path, err),
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196 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
197 | 99381e3b | Agata Murawska | return new_path
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198 | 99381e3b | Agata Murawska | |
199 | 864cf6bf | Agata Murawska | |
200 | 864cf6bf | Agata Murawska | class OVFReader(object): |
201 | 864cf6bf | Agata Murawska | """Reader class for OVF files.
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202 | 864cf6bf | Agata Murawska |
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203 | 864cf6bf | Agata Murawska | @type files_list: list
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204 | 864cf6bf | Agata Murawska | @ivar files_list: list of files in the OVF package
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205 | 864cf6bf | Agata Murawska | @type tree: ET.ElementTree
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206 | 864cf6bf | Agata Murawska | @ivar tree: XML tree of the .ovf file
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207 | 864cf6bf | Agata Murawska | @type schema_name: string
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208 | 864cf6bf | Agata Murawska | @ivar schema_name: name of the .ovf file
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209 | 864cf6bf | Agata Murawska | @type input_dir: string
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210 | 864cf6bf | Agata Murawska | @ivar input_dir: directory in which the .ovf file resides
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211 | 864cf6bf | Agata Murawska |
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212 | 864cf6bf | Agata Murawska | """
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213 | 864cf6bf | Agata Murawska | def __init__(self, input_path): |
214 | 864cf6bf | Agata Murawska | """Initialiaze the reader - load the .ovf file to XML parser.
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215 | 864cf6bf | Agata Murawska |
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216 | 864cf6bf | Agata Murawska | It is assumed that names of manifesto (.mf), certificate (.cert) and ovf
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217 | 864cf6bf | Agata Murawska | files are the same. In order to account any other files as part of the ovf
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218 | 864cf6bf | Agata Murawska | package, they have to be explicitly mentioned in the Resources section
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219 | 864cf6bf | Agata Murawska | of the .ovf file.
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220 | 864cf6bf | Agata Murawska |
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221 | 864cf6bf | Agata Murawska | @type input_path: string
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222 | 864cf6bf | Agata Murawska | @param input_path: absolute path to the .ovf file
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223 | 864cf6bf | Agata Murawska |
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224 | 864cf6bf | Agata Murawska | @raise errors.OpPrereqError: when .ovf file is not a proper XML file or some
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225 | 864cf6bf | Agata Murawska | of the files mentioned in Resources section do not exist
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226 | 864cf6bf | Agata Murawska |
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227 | 864cf6bf | Agata Murawska | """
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228 | 864cf6bf | Agata Murawska | self.tree = ET.ElementTree()
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229 | 864cf6bf | Agata Murawska | try:
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230 | 864cf6bf | Agata Murawska | self.tree.parse(input_path)
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231 | d6f8db24 | Guido Trotter | except (ParseError, xml.parsers.expat.ExpatError), err:
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232 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("Error while reading %s file: %s" % |
233 | 2cfbc784 | Iustin Pop | (OVF_EXT, err), errors.ECODE_ENVIRON) |
234 | 864cf6bf | Agata Murawska | |
235 | 864cf6bf | Agata Murawska | # Create a list of all files in the OVF package
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236 | 864cf6bf | Agata Murawska | (input_dir, input_file) = os.path.split(input_path) |
237 | 864cf6bf | Agata Murawska | (input_name, _) = os.path.splitext(input_file) |
238 | 864cf6bf | Agata Murawska | files_directory = utils.ListVisibleFiles(input_dir) |
239 | 864cf6bf | Agata Murawska | files_list = [] |
240 | 864cf6bf | Agata Murawska | for file_name in files_directory: |
241 | 864cf6bf | Agata Murawska | (name, extension) = os.path.splitext(file_name) |
242 | 864cf6bf | Agata Murawska | if extension in FILE_EXTENSIONS and name == input_name: |
243 | 864cf6bf | Agata Murawska | files_list.append(file_name) |
244 | 864cf6bf | Agata Murawska | files_list += self._GetAttributes("{%s}References/{%s}File" % |
245 | 864cf6bf | Agata Murawska | (OVF_SCHEMA, OVF_SCHEMA), |
246 | 864cf6bf | Agata Murawska | "{%s}href" % OVF_SCHEMA)
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247 | 864cf6bf | Agata Murawska | for file_name in files_list: |
248 | 864cf6bf | Agata Murawska | file_path = utils.PathJoin(input_dir, file_name) |
249 | 864cf6bf | Agata Murawska | if not os.path.exists(file_path): |
250 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("File does not exist: %s" % file_path, |
251 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
252 | 864cf6bf | Agata Murawska | logging.info("Files in the OVF package: %s", " ".join(files_list)) |
253 | 864cf6bf | Agata Murawska | self.files_list = files_list
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254 | 864cf6bf | Agata Murawska | self.input_dir = input_dir
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255 | 864cf6bf | Agata Murawska | self.schema_name = input_name
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256 | 864cf6bf | Agata Murawska | |
257 | 864cf6bf | Agata Murawska | def _GetAttributes(self, path, attribute): |
258 | 864cf6bf | Agata Murawska | """Get specified attribute from all nodes accessible using given path.
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259 | 864cf6bf | Agata Murawska |
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260 | 864cf6bf | Agata Murawska | Function follows the path from root node to the desired tags using path,
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261 | 864cf6bf | Agata Murawska | then reads the apropriate attribute values.
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262 | 864cf6bf | Agata Murawska |
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263 | 864cf6bf | Agata Murawska | @type path: string
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264 | 864cf6bf | Agata Murawska | @param path: path of nodes to visit
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265 | 864cf6bf | Agata Murawska | @type attribute: string
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266 | 864cf6bf | Agata Murawska | @param attribute: attribute for which we gather the information
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267 | 864cf6bf | Agata Murawska | @rtype: list
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268 | 864cf6bf | Agata Murawska | @return: for each accessible tag with the attribute value set, value of the
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269 | 864cf6bf | Agata Murawska | attribute
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270 | 864cf6bf | Agata Murawska |
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271 | 864cf6bf | Agata Murawska | """
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272 | 864cf6bf | Agata Murawska | current_list = self.tree.findall(path)
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273 | 864cf6bf | Agata Murawska | results = [x.get(attribute) for x in current_list] |
274 | 864cf6bf | Agata Murawska | return filter(None, results) |
275 | 864cf6bf | Agata Murawska | |
276 | 99381e3b | Agata Murawska | def _GetElementMatchingAttr(self, path, match_attr): |
277 | 99381e3b | Agata Murawska | """Searches for element on a path that matches certain attribute value.
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278 | 99381e3b | Agata Murawska |
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279 | 99381e3b | Agata Murawska | Function follows the path from root node to the desired tags using path,
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280 | 99381e3b | Agata Murawska | then searches for the first one matching the attribute value.
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281 | 99381e3b | Agata Murawska |
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282 | 99381e3b | Agata Murawska | @type path: string
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283 | 99381e3b | Agata Murawska | @param path: path of nodes to visit
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284 | 99381e3b | Agata Murawska | @type match_attr: tuple
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285 | 99381e3b | Agata Murawska | @param match_attr: pair (attribute, value) for which we search
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286 | 99381e3b | Agata Murawska | @rtype: ET.ElementTree or None
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287 | 99381e3b | Agata Murawska | @return: first element matching match_attr or None if nothing matches
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288 | 99381e3b | Agata Murawska |
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289 | 99381e3b | Agata Murawska | """
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290 | 99381e3b | Agata Murawska | potential_elements = self.tree.findall(path)
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291 | 99381e3b | Agata Murawska | (attr, val) = match_attr |
292 | 99381e3b | Agata Murawska | for elem in potential_elements: |
293 | 99381e3b | Agata Murawska | if elem.get(attr) == val:
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294 | 99381e3b | Agata Murawska | return elem
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295 | 99381e3b | Agata Murawska | return None |
296 | 99381e3b | Agata Murawska | |
297 | 24b9469d | Agata Murawska | def _GetElementMatchingText(self, path, match_text): |
298 | 24b9469d | Agata Murawska | """Searches for element on a path that matches certain text value.
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299 | 24b9469d | Agata Murawska |
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300 | 24b9469d | Agata Murawska | Function follows the path from root node to the desired tags using path,
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301 | 24b9469d | Agata Murawska | then searches for the first one matching the text value.
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302 | 24b9469d | Agata Murawska |
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303 | 24b9469d | Agata Murawska | @type path: string
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304 | 24b9469d | Agata Murawska | @param path: path of nodes to visit
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305 | 24b9469d | Agata Murawska | @type match_text: tuple
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306 | 24b9469d | Agata Murawska | @param match_text: pair (node, text) for which we search
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307 | 24b9469d | Agata Murawska | @rtype: ET.ElementTree or None
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308 | 24b9469d | Agata Murawska | @return: first element matching match_text or None if nothing matches
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309 | 24b9469d | Agata Murawska |
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310 | 24b9469d | Agata Murawska | """
|
311 | 24b9469d | Agata Murawska | potential_elements = self.tree.findall(path)
|
312 | 24b9469d | Agata Murawska | (node, text) = match_text |
313 | 24b9469d | Agata Murawska | for elem in potential_elements: |
314 | 24b9469d | Agata Murawska | if elem.findtext(node) == text:
|
315 | 24b9469d | Agata Murawska | return elem
|
316 | 24b9469d | Agata Murawska | return None |
317 | 24b9469d | Agata Murawska | |
318 | 99381e3b | Agata Murawska | @staticmethod
|
319 | 99381e3b | Agata Murawska | def _GetDictParameters(root, schema): |
320 | 99381e3b | Agata Murawska | """Reads text in all children and creates the dictionary from the contents.
|
321 | 99381e3b | Agata Murawska |
|
322 | 99381e3b | Agata Murawska | @type root: ET.ElementTree or None
|
323 | 99381e3b | Agata Murawska | @param root: father of the nodes we want to collect data about
|
324 | 99381e3b | Agata Murawska | @type schema: string
|
325 | 99381e3b | Agata Murawska | @param schema: schema name to be removed from the tag
|
326 | 99381e3b | Agata Murawska | @rtype: dict
|
327 | 99381e3b | Agata Murawska | @return: dictionary containing tags and their text contents, tags have their
|
328 | 99381e3b | Agata Murawska | schema fragment removed or empty dictionary, when root is None
|
329 | 99381e3b | Agata Murawska |
|
330 | 99381e3b | Agata Murawska | """
|
331 | 99381e3b | Agata Murawska | if not root: |
332 | 99381e3b | Agata Murawska | return {}
|
333 | 99381e3b | Agata Murawska | results = {} |
334 | 99381e3b | Agata Murawska | for element in list(root): |
335 | 99381e3b | Agata Murawska | pref_len = len("{%s}" % schema) |
336 | 99381e3b | Agata Murawska | assert(schema in element.tag) |
337 | 99381e3b | Agata Murawska | tag = element.tag[pref_len:] |
338 | 99381e3b | Agata Murawska | results[tag] = element.text |
339 | 99381e3b | Agata Murawska | return results
|
340 | 99381e3b | Agata Murawska | |
341 | 864cf6bf | Agata Murawska | def VerifyManifest(self): |
342 | 864cf6bf | Agata Murawska | """Verifies manifest for the OVF package, if one is given.
|
343 | 864cf6bf | Agata Murawska |
|
344 | 864cf6bf | Agata Murawska | @raise errors.OpPrereqError: if SHA1 checksums do not match
|
345 | 864cf6bf | Agata Murawska |
|
346 | 864cf6bf | Agata Murawska | """
|
347 | 864cf6bf | Agata Murawska | if "%s%s" % (self.schema_name, MF_EXT) in self.files_list: |
348 | 864cf6bf | Agata Murawska | logging.warning("Verifying SHA1 checksums, this may take a while")
|
349 | 864cf6bf | Agata Murawska | manifest_filename = "%s%s" % (self.schema_name, MF_EXT) |
350 | 864cf6bf | Agata Murawska | manifest_path = utils.PathJoin(self.input_dir, manifest_filename)
|
351 | 864cf6bf | Agata Murawska | manifest_content = utils.ReadFile(manifest_path).splitlines() |
352 | 864cf6bf | Agata Murawska | manifest_files = {} |
353 | 864cf6bf | Agata Murawska | regexp = r"SHA1\((\S+)\)= (\S+)"
|
354 | 864cf6bf | Agata Murawska | for line in manifest_content: |
355 | 864cf6bf | Agata Murawska | match = re.match(regexp, line) |
356 | 864cf6bf | Agata Murawska | if match:
|
357 | 864cf6bf | Agata Murawska | file_name = match.group(1)
|
358 | 864cf6bf | Agata Murawska | sha1_sum = match.group(2)
|
359 | 864cf6bf | Agata Murawska | manifest_files[file_name] = sha1_sum |
360 | 864cf6bf | Agata Murawska | files_with_paths = [utils.PathJoin(self.input_dir, file_name)
|
361 | 5ae4945a | Iustin Pop | for file_name in self.files_list] |
362 | 864cf6bf | Agata Murawska | sha1_sums = utils.FingerprintFiles(files_with_paths) |
363 | 864cf6bf | Agata Murawska | for file_name, value in manifest_files.iteritems(): |
364 | 864cf6bf | Agata Murawska | if sha1_sums.get(utils.PathJoin(self.input_dir, file_name)) != value: |
365 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("SHA1 checksum of %s does not match the" |
366 | 2cfbc784 | Iustin Pop | " value in manifest file" % file_name,
|
367 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
368 | 864cf6bf | Agata Murawska | logging.info("SHA1 checksums verified")
|
369 | 864cf6bf | Agata Murawska | |
370 | 99381e3b | Agata Murawska | def GetInstanceName(self): |
371 | 99381e3b | Agata Murawska | """Provides information about instance name.
|
372 | 99381e3b | Agata Murawska |
|
373 | 99381e3b | Agata Murawska | @rtype: string
|
374 | 99381e3b | Agata Murawska | @return: instance name string
|
375 | 99381e3b | Agata Murawska |
|
376 | 99381e3b | Agata Murawska | """
|
377 | 99381e3b | Agata Murawska | find_name = "{%s}VirtualSystem/{%s}Name" % (OVF_SCHEMA, OVF_SCHEMA)
|
378 | 99381e3b | Agata Murawska | return self.tree.findtext(find_name) |
379 | 99381e3b | Agata Murawska | |
380 | 99381e3b | Agata Murawska | def GetDiskTemplate(self): |
381 | 99381e3b | Agata Murawska | """Returns disk template from .ovf file
|
382 | 99381e3b | Agata Murawska |
|
383 | 99381e3b | Agata Murawska | @rtype: string or None
|
384 | 99381e3b | Agata Murawska | @return: name of the template
|
385 | 99381e3b | Agata Murawska | """
|
386 | 99381e3b | Agata Murawska | find_template = ("{%s}GanetiSection/{%s}DiskTemplate" %
|
387 | 99381e3b | Agata Murawska | (GANETI_SCHEMA, GANETI_SCHEMA)) |
388 | 99381e3b | Agata Murawska | return self.tree.findtext(find_template) |
389 | 99381e3b | Agata Murawska | |
390 | 7bde29b5 | Agata Murawska | def GetHypervisorData(self): |
391 | 7bde29b5 | Agata Murawska | """Provides hypervisor information - hypervisor name and options.
|
392 | 7bde29b5 | Agata Murawska |
|
393 | 7bde29b5 | Agata Murawska | @rtype: dict
|
394 | 7bde29b5 | Agata Murawska | @return: dictionary containing name of the used hypervisor and all the
|
395 | 7bde29b5 | Agata Murawska | specified options
|
396 | 7bde29b5 | Agata Murawska |
|
397 | 7bde29b5 | Agata Murawska | """
|
398 | 7bde29b5 | Agata Murawska | hypervisor_search = ("{%s}GanetiSection/{%s}Hypervisor" %
|
399 | 7bde29b5 | Agata Murawska | (GANETI_SCHEMA, GANETI_SCHEMA)) |
400 | 7bde29b5 | Agata Murawska | hypervisor_data = self.tree.find(hypervisor_search)
|
401 | 7bde29b5 | Agata Murawska | if not hypervisor_data: |
402 | 7bde29b5 | Agata Murawska | return {"hypervisor_name": constants.VALUE_AUTO} |
403 | 7bde29b5 | Agata Murawska | results = { |
404 | 7bde29b5 | Agata Murawska | "hypervisor_name": hypervisor_data.findtext("{%s}Name" % GANETI_SCHEMA, |
405 | 5ae4945a | Iustin Pop | default=constants.VALUE_AUTO), |
406 | 7bde29b5 | Agata Murawska | } |
407 | 7bde29b5 | Agata Murawska | parameters = hypervisor_data.find("{%s}Parameters" % GANETI_SCHEMA)
|
408 | 7bde29b5 | Agata Murawska | results.update(self._GetDictParameters(parameters, GANETI_SCHEMA))
|
409 | 7bde29b5 | Agata Murawska | return results
|
410 | 7bde29b5 | Agata Murawska | |
411 | 7bde29b5 | Agata Murawska | def GetOSData(self): |
412 | 7bde29b5 | Agata Murawska | """ Provides operating system information - os name and options.
|
413 | 7bde29b5 | Agata Murawska |
|
414 | 7bde29b5 | Agata Murawska | @rtype: dict
|
415 | 7bde29b5 | Agata Murawska | @return: dictionary containing name and options for the chosen OS
|
416 | 7bde29b5 | Agata Murawska |
|
417 | 7bde29b5 | Agata Murawska | """
|
418 | 7bde29b5 | Agata Murawska | results = {} |
419 | 7bde29b5 | Agata Murawska | os_search = ("{%s}GanetiSection/{%s}OperatingSystem" %
|
420 | 7bde29b5 | Agata Murawska | (GANETI_SCHEMA, GANETI_SCHEMA)) |
421 | 7bde29b5 | Agata Murawska | os_data = self.tree.find(os_search)
|
422 | 7bde29b5 | Agata Murawska | if os_data:
|
423 | 7bde29b5 | Agata Murawska | results["os_name"] = os_data.findtext("{%s}Name" % GANETI_SCHEMA) |
424 | 7bde29b5 | Agata Murawska | parameters = os_data.find("{%s}Parameters" % GANETI_SCHEMA)
|
425 | 7bde29b5 | Agata Murawska | results.update(self._GetDictParameters(parameters, GANETI_SCHEMA))
|
426 | 7bde29b5 | Agata Murawska | return results
|
427 | 7bde29b5 | Agata Murawska | |
428 | 7bde29b5 | Agata Murawska | def GetBackendData(self): |
429 | 7bde29b5 | Agata Murawska | """ Provides backend information - vcpus, memory, auto balancing options.
|
430 | 7bde29b5 | Agata Murawska |
|
431 | 7bde29b5 | Agata Murawska | @rtype: dict
|
432 | 7bde29b5 | Agata Murawska | @return: dictionary containing options for vcpus, memory and auto balance
|
433 | 7bde29b5 | Agata Murawska | settings
|
434 | 7bde29b5 | Agata Murawska |
|
435 | 7bde29b5 | Agata Murawska | """
|
436 | 7bde29b5 | Agata Murawska | results = {} |
437 | 7bde29b5 | Agata Murawska | |
438 | 7bde29b5 | Agata Murawska | find_vcpus = ("{%s}VirtualSystem/{%s}VirtualHardwareSection/{%s}Item" %
|
439 | 7bde29b5 | Agata Murawska | (OVF_SCHEMA, OVF_SCHEMA, OVF_SCHEMA)) |
440 | 7bde29b5 | Agata Murawska | match_vcpus = ("{%s}ResourceType" % RASD_SCHEMA, RASD_TYPE["vcpus"]) |
441 | 7bde29b5 | Agata Murawska | vcpus = self._GetElementMatchingText(find_vcpus, match_vcpus)
|
442 | 7bde29b5 | Agata Murawska | if vcpus:
|
443 | 7bde29b5 | Agata Murawska | vcpus_count = vcpus.findtext("{%s}VirtualQuantity" % RASD_SCHEMA,
|
444 | 5ae4945a | Iustin Pop | default=constants.VALUE_AUTO) |
445 | 7bde29b5 | Agata Murawska | else:
|
446 | 7bde29b5 | Agata Murawska | vcpus_count = constants.VALUE_AUTO |
447 | 7bde29b5 | Agata Murawska | results["vcpus"] = str(vcpus_count) |
448 | 7bde29b5 | Agata Murawska | |
449 | 7bde29b5 | Agata Murawska | find_memory = find_vcpus |
450 | 7bde29b5 | Agata Murawska | match_memory = ("{%s}ResourceType" % RASD_SCHEMA, RASD_TYPE["memory"]) |
451 | 7bde29b5 | Agata Murawska | memory = self._GetElementMatchingText(find_memory, match_memory)
|
452 | 7bde29b5 | Agata Murawska | memory_raw = None
|
453 | 7bde29b5 | Agata Murawska | if memory:
|
454 | 7bde29b5 | Agata Murawska | alloc_units = memory.findtext("{%s}AllocationUnits" % RASD_SCHEMA)
|
455 | 5ae4945a | Iustin Pop | matching_units = [units for units, variants in ALLOCATION_UNITS.items() |
456 | 5ae4945a | Iustin Pop | if alloc_units.lower() in variants] |
457 | 7bde29b5 | Agata Murawska | if matching_units == []:
|
458 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("Unit %s for RAM memory unknown" % |
459 | 2cfbc784 | Iustin Pop | alloc_units, errors.ECODE_INVAL) |
460 | 7bde29b5 | Agata Murawska | units = matching_units[0]
|
461 | 7bde29b5 | Agata Murawska | memory_raw = int(memory.findtext("{%s}VirtualQuantity" % RASD_SCHEMA, |
462 | 5ae4945a | Iustin Pop | default=constants.VALUE_AUTO)) |
463 | 7bde29b5 | Agata Murawska | memory_count = CONVERT_UNITS_TO_MB[units](memory_raw) |
464 | 7bde29b5 | Agata Murawska | else:
|
465 | 7bde29b5 | Agata Murawska | memory_count = constants.VALUE_AUTO |
466 | 7bde29b5 | Agata Murawska | results["memory"] = str(memory_count) |
467 | 7bde29b5 | Agata Murawska | |
468 | 7bde29b5 | Agata Murawska | find_balance = ("{%s}GanetiSection/{%s}AutoBalance" %
|
469 | 5ae4945a | Iustin Pop | (GANETI_SCHEMA, GANETI_SCHEMA)) |
470 | 7bde29b5 | Agata Murawska | balance = self.tree.findtext(find_balance, default=constants.VALUE_AUTO)
|
471 | 7bde29b5 | Agata Murawska | results["auto_balance"] = balance
|
472 | 7bde29b5 | Agata Murawska | |
473 | 7bde29b5 | Agata Murawska | return results
|
474 | 7bde29b5 | Agata Murawska | |
475 | 7bde29b5 | Agata Murawska | def GetTagsData(self): |
476 | 7bde29b5 | Agata Murawska | """Provides tags information for instance.
|
477 | 7bde29b5 | Agata Murawska |
|
478 | 7bde29b5 | Agata Murawska | @rtype: string or None
|
479 | 7bde29b5 | Agata Murawska | @return: string of comma-separated tags for the instance
|
480 | 7bde29b5 | Agata Murawska |
|
481 | 7bde29b5 | Agata Murawska | """
|
482 | 7bde29b5 | Agata Murawska | find_tags = "{%s}GanetiSection/{%s}Tags" % (GANETI_SCHEMA, GANETI_SCHEMA)
|
483 | 7bde29b5 | Agata Murawska | results = self.tree.findtext(find_tags)
|
484 | 7bde29b5 | Agata Murawska | if results:
|
485 | 7bde29b5 | Agata Murawska | return results
|
486 | 7bde29b5 | Agata Murawska | else:
|
487 | 7bde29b5 | Agata Murawska | return None |
488 | 7bde29b5 | Agata Murawska | |
489 | 7bde29b5 | Agata Murawska | def GetVersionData(self): |
490 | 7bde29b5 | Agata Murawska | """Provides version number read from .ovf file
|
491 | 7bde29b5 | Agata Murawska |
|
492 | 7bde29b5 | Agata Murawska | @rtype: string
|
493 | 7bde29b5 | Agata Murawska | @return: string containing the version number
|
494 | 7bde29b5 | Agata Murawska |
|
495 | 7bde29b5 | Agata Murawska | """
|
496 | 7bde29b5 | Agata Murawska | find_version = ("{%s}GanetiSection/{%s}Version" %
|
497 | 7bde29b5 | Agata Murawska | (GANETI_SCHEMA, GANETI_SCHEMA)) |
498 | 7bde29b5 | Agata Murawska | return self.tree.findtext(find_version) |
499 | 7bde29b5 | Agata Murawska | |
500 | 24b9469d | Agata Murawska | def GetNetworkData(self): |
501 | 24b9469d | Agata Murawska | """Provides data about the network in the OVF instance.
|
502 | 24b9469d | Agata Murawska |
|
503 | 24b9469d | Agata Murawska | The method gathers the data about networks used by OVF instance. It assumes
|
504 | 24b9469d | Agata Murawska | that 'name' tag means something - in essence, if it contains one of the
|
505 | 24b9469d | Agata Murawska | words 'bridged' or 'routed' then that will be the mode of this network in
|
506 | 24b9469d | Agata Murawska | Ganeti. The information about the network can be either in GanetiSection or
|
507 | 24b9469d | Agata Murawska | VirtualHardwareSection.
|
508 | 24b9469d | Agata Murawska |
|
509 | 24b9469d | Agata Murawska | @rtype: dict
|
510 | 24b9469d | Agata Murawska | @return: dictionary containing all the network information
|
511 | 24b9469d | Agata Murawska |
|
512 | 24b9469d | Agata Murawska | """
|
513 | 24b9469d | Agata Murawska | results = {} |
514 | 24b9469d | Agata Murawska | networks_search = ("{%s}NetworkSection/{%s}Network" %
|
515 | 24b9469d | Agata Murawska | (OVF_SCHEMA, OVF_SCHEMA)) |
516 | 24b9469d | Agata Murawska | network_names = self._GetAttributes(networks_search,
|
517 | 5ae4945a | Iustin Pop | "{%s}name" % OVF_SCHEMA)
|
518 | a5ad5e58 | Apollon Oikonomopoulos | required = ["ip", "mac", "link", "mode", "network"] |
519 | 24b9469d | Agata Murawska | for (counter, network_name) in enumerate(network_names): |
520 | 24b9469d | Agata Murawska | network_search = ("{%s}VirtualSystem/{%s}VirtualHardwareSection/{%s}Item"
|
521 | 24b9469d | Agata Murawska | % (OVF_SCHEMA, OVF_SCHEMA, OVF_SCHEMA)) |
522 | 24b9469d | Agata Murawska | ganeti_search = ("{%s}GanetiSection/{%s}Network/{%s}Nic" %
|
523 | 24b9469d | Agata Murawska | (GANETI_SCHEMA, GANETI_SCHEMA, GANETI_SCHEMA)) |
524 | 24b9469d | Agata Murawska | network_match = ("{%s}Connection" % RASD_SCHEMA, network_name)
|
525 | 24b9469d | Agata Murawska | ganeti_match = ("{%s}name" % OVF_SCHEMA, network_name)
|
526 | 24b9469d | Agata Murawska | network_data = self._GetElementMatchingText(network_search, network_match)
|
527 | 24b9469d | Agata Murawska | network_ganeti_data = self._GetElementMatchingAttr(ganeti_search,
|
528 | 5ae4945a | Iustin Pop | ganeti_match) |
529 | 24b9469d | Agata Murawska | |
530 | 24b9469d | Agata Murawska | ganeti_data = {} |
531 | 24b9469d | Agata Murawska | if network_ganeti_data:
|
532 | 24b9469d | Agata Murawska | ganeti_data["mode"] = network_ganeti_data.findtext("{%s}Mode" % |
533 | 24b9469d | Agata Murawska | GANETI_SCHEMA) |
534 | 24b9469d | Agata Murawska | ganeti_data["mac"] = network_ganeti_data.findtext("{%s}MACAddress" % |
535 | 24b9469d | Agata Murawska | GANETI_SCHEMA) |
536 | 24b9469d | Agata Murawska | ganeti_data["ip"] = network_ganeti_data.findtext("{%s}IPAddress" % |
537 | 24b9469d | Agata Murawska | GANETI_SCHEMA) |
538 | 24b9469d | Agata Murawska | ganeti_data["link"] = network_ganeti_data.findtext("{%s}Link" % |
539 | 24b9469d | Agata Murawska | GANETI_SCHEMA) |
540 | 08ed6998 | Dimitris Aragiorgis | ganeti_data["network"] = network_ganeti_data.findtext("{%s}Net" % |
541 | a5ad5e58 | Apollon Oikonomopoulos | GANETI_SCHEMA) |
542 | 24b9469d | Agata Murawska | mac_data = None
|
543 | 24b9469d | Agata Murawska | if network_data:
|
544 | 24b9469d | Agata Murawska | mac_data = network_data.findtext("{%s}Address" % RASD_SCHEMA)
|
545 | 24b9469d | Agata Murawska | |
546 | 24b9469d | Agata Murawska | network_name = network_name.lower() |
547 | 24b9469d | Agata Murawska | |
548 | 24b9469d | Agata Murawska | # First, some not Ganeti-specific information is collected
|
549 | 24b9469d | Agata Murawska | if constants.NIC_MODE_BRIDGED in network_name: |
550 | 24b9469d | Agata Murawska | results["nic%s_mode" % counter] = "bridged" |
551 | 24b9469d | Agata Murawska | elif constants.NIC_MODE_ROUTED in network_name: |
552 | 24b9469d | Agata Murawska | results["nic%s_mode" % counter] = "routed" |
553 | 24b9469d | Agata Murawska | results["nic%s_mac" % counter] = mac_data
|
554 | 24b9469d | Agata Murawska | |
555 | 24b9469d | Agata Murawska | # GanetiSection data overrides 'manually' collected data
|
556 | 24b9469d | Agata Murawska | for name, value in ganeti_data.iteritems(): |
557 | 24b9469d | Agata Murawska | results["nic%s_%s" % (counter, name)] = value
|
558 | 24b9469d | Agata Murawska | |
559 | 24b9469d | Agata Murawska | # Bridged network has no IP - unless specifically stated otherwise
|
560 | 24b9469d | Agata Murawska | if (results.get("nic%s_mode" % counter) == "bridged" and |
561 | 24b9469d | Agata Murawska | not results.get("nic%s_ip" % counter)): |
562 | 24b9469d | Agata Murawska | results["nic%s_ip" % counter] = constants.VALUE_NONE
|
563 | 24b9469d | Agata Murawska | |
564 | 24b9469d | Agata Murawska | for option in required: |
565 | 24b9469d | Agata Murawska | if not results.get("nic%s_%s" % (counter, option)): |
566 | 24b9469d | Agata Murawska | results["nic%s_%s" % (counter, option)] = constants.VALUE_AUTO
|
567 | 24b9469d | Agata Murawska | |
568 | 24b9469d | Agata Murawska | if network_names:
|
569 | 24b9469d | Agata Murawska | results["nic_count"] = str(len(network_names)) |
570 | 24b9469d | Agata Murawska | return results
|
571 | 24b9469d | Agata Murawska | |
572 | 99381e3b | Agata Murawska | def GetDisksNames(self): |
573 | 99381e3b | Agata Murawska | """Provides list of file names for the disks used by the instance.
|
574 | 99381e3b | Agata Murawska |
|
575 | 99381e3b | Agata Murawska | @rtype: list
|
576 | 99381e3b | Agata Murawska | @return: list of file names, as referenced in .ovf file
|
577 | 99381e3b | Agata Murawska |
|
578 | 99381e3b | Agata Murawska | """
|
579 | 99381e3b | Agata Murawska | results = [] |
580 | 99381e3b | Agata Murawska | disks_search = "{%s}DiskSection/{%s}Disk" % (OVF_SCHEMA, OVF_SCHEMA)
|
581 | 99381e3b | Agata Murawska | disk_ids = self._GetAttributes(disks_search, "{%s}fileRef" % OVF_SCHEMA) |
582 | 99381e3b | Agata Murawska | for disk in disk_ids: |
583 | 99381e3b | Agata Murawska | disk_search = "{%s}References/{%s}File" % (OVF_SCHEMA, OVF_SCHEMA)
|
584 | 99381e3b | Agata Murawska | disk_match = ("{%s}id" % OVF_SCHEMA, disk)
|
585 | 99381e3b | Agata Murawska | disk_elem = self._GetElementMatchingAttr(disk_search, disk_match)
|
586 | 99381e3b | Agata Murawska | if disk_elem is None: |
587 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("%s file corrupted - disk %s not found in" |
588 | 2cfbc784 | Iustin Pop | " references" % (OVF_EXT, disk),
|
589 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
590 | 99381e3b | Agata Murawska | disk_name = disk_elem.get("{%s}href" % OVF_SCHEMA)
|
591 | 99381e3b | Agata Murawska | disk_compression = disk_elem.get("{%s}compression" % OVF_SCHEMA)
|
592 | 99381e3b | Agata Murawska | results.append((disk_name, disk_compression)) |
593 | 99381e3b | Agata Murawska | return results
|
594 | 99381e3b | Agata Murawska | |
595 | 864cf6bf | Agata Murawska | |
596 | 7432d332 | Agata Murawska | def SubElementText(parent, tag, text, attrib={}, **extra): |
597 | 7432d332 | Agata Murawska | # pylint: disable=W0102
|
598 | 7432d332 | Agata Murawska | """This is just a wrapper on ET.SubElement that always has text content.
|
599 | 7432d332 | Agata Murawska |
|
600 | 7432d332 | Agata Murawska | """
|
601 | 7432d332 | Agata Murawska | if text is None: |
602 | 7432d332 | Agata Murawska | return None |
603 | 7432d332 | Agata Murawska | elem = ET.SubElement(parent, tag, attrib=attrib, **extra) |
604 | 7432d332 | Agata Murawska | elem.text = str(text)
|
605 | 7432d332 | Agata Murawska | return elem
|
606 | 7432d332 | Agata Murawska | |
607 | 7432d332 | Agata Murawska | |
608 | 0963b26a | Agata Murawska | class OVFWriter(object): |
609 | 0963b26a | Agata Murawska | """Writer class for OVF files.
|
610 | 0963b26a | Agata Murawska |
|
611 | 0963b26a | Agata Murawska | @type tree: ET.ElementTree
|
612 | 0963b26a | Agata Murawska | @ivar tree: XML tree that we are constructing
|
613 | fa337742 | Agata Murawska | @type virtual_system_type: string
|
614 | fa337742 | Agata Murawska | @ivar virtual_system_type: value of vssd:VirtualSystemType, for external usage
|
615 | fa337742 | Agata Murawska | in VMWare this requires to be vmx
|
616 | 7432d332 | Agata Murawska | @type hardware_list: list
|
617 | 7432d332 | Agata Murawska | @ivar hardware_list: list of items prepared for VirtualHardwareSection
|
618 | fa337742 | Agata Murawska | @type next_instance_id: int
|
619 | fa337742 | Agata Murawska | @ivar next_instance_id: next instance id to be used when creating elements on
|
620 | fa337742 | Agata Murawska | hardware_list
|
621 | 0963b26a | Agata Murawska |
|
622 | 0963b26a | Agata Murawska | """
|
623 | 0963b26a | Agata Murawska | def __init__(self, has_gnt_section): |
624 | 0963b26a | Agata Murawska | """Initialize the writer - set the top element.
|
625 | 0963b26a | Agata Murawska |
|
626 | 0963b26a | Agata Murawska | @type has_gnt_section: bool
|
627 | 0963b26a | Agata Murawska | @param has_gnt_section: if the Ganeti schema should be added - i.e. this
|
628 | 0963b26a | Agata Murawska | means that Ganeti section will be present
|
629 | 0963b26a | Agata Murawska |
|
630 | 0963b26a | Agata Murawska | """
|
631 | 0963b26a | Agata Murawska | env_attribs = { |
632 | 0963b26a | Agata Murawska | "xmlns:xsi": XML_SCHEMA,
|
633 | 0963b26a | Agata Murawska | "xmlns:vssd": VSSD_SCHEMA,
|
634 | 0963b26a | Agata Murawska | "xmlns:rasd": RASD_SCHEMA,
|
635 | 0963b26a | Agata Murawska | "xmlns:ovf": OVF_SCHEMA,
|
636 | 0963b26a | Agata Murawska | "xmlns": OVF_SCHEMA,
|
637 | 0963b26a | Agata Murawska | "xml:lang": "en-US", |
638 | 0963b26a | Agata Murawska | } |
639 | 0963b26a | Agata Murawska | if has_gnt_section:
|
640 | 0963b26a | Agata Murawska | env_attribs["xmlns:gnt"] = GANETI_SCHEMA
|
641 | fa337742 | Agata Murawska | self.virtual_system_type = VS_TYPE["ganeti"] |
642 | fa337742 | Agata Murawska | else:
|
643 | fa337742 | Agata Murawska | self.virtual_system_type = VS_TYPE["external"] |
644 | 0963b26a | Agata Murawska | self.tree = ET.Element("Envelope", attrib=env_attribs) |
645 | 7432d332 | Agata Murawska | self.hardware_list = []
|
646 | fa337742 | Agata Murawska | # INSTANCE_ID contains statically assigned IDs, starting from 0
|
647 | fa337742 | Agata Murawska | self.next_instance_id = len(INSTANCE_ID) # FIXME: hackish |
648 | 7432d332 | Agata Murawska | |
649 | 7432d332 | Agata Murawska | def SaveDisksData(self, disks): |
650 | 7432d332 | Agata Murawska | """Convert disk information to certain OVF sections.
|
651 | 7432d332 | Agata Murawska |
|
652 | 7432d332 | Agata Murawska | @type disks: list
|
653 | 7432d332 | Agata Murawska | @param disks: list of dictionaries of disk options from config.ini
|
654 | 7432d332 | Agata Murawska |
|
655 | 7432d332 | Agata Murawska | """
|
656 | 7432d332 | Agata Murawska | references = ET.SubElement(self.tree, "References") |
657 | 7432d332 | Agata Murawska | disk_section = ET.SubElement(self.tree, "DiskSection") |
658 | fa337742 | Agata Murawska | SubElementText(disk_section, "Info", "Virtual disk information") |
659 | 7432d332 | Agata Murawska | for counter, disk in enumerate(disks): |
660 | 7432d332 | Agata Murawska | file_id = "file%s" % counter
|
661 | 7432d332 | Agata Murawska | disk_id = "disk%s" % counter
|
662 | 7432d332 | Agata Murawska | file_attribs = { |
663 | 7432d332 | Agata Murawska | "ovf:href": disk["path"], |
664 | 7432d332 | Agata Murawska | "ovf:size": str(disk["real-size"]), |
665 | 7432d332 | Agata Murawska | "ovf:id": file_id,
|
666 | 7432d332 | Agata Murawska | } |
667 | 7432d332 | Agata Murawska | disk_attribs = { |
668 | 7432d332 | Agata Murawska | "ovf:capacity": str(disk["virt-size"]), |
669 | 7432d332 | Agata Murawska | "ovf:diskId": disk_id,
|
670 | 7432d332 | Agata Murawska | "ovf:fileRef": file_id,
|
671 | 7432d332 | Agata Murawska | "ovf:format": DISK_FORMAT.get(disk["format"], disk["format"]), |
672 | 7432d332 | Agata Murawska | } |
673 | 7432d332 | Agata Murawska | if "compression" in disk: |
674 | 7432d332 | Agata Murawska | file_attribs["ovf:compression"] = disk["compression"] |
675 | 7432d332 | Agata Murawska | ET.SubElement(references, "File", attrib=file_attribs)
|
676 | 7432d332 | Agata Murawska | ET.SubElement(disk_section, "Disk", attrib=disk_attribs)
|
677 | 7432d332 | Agata Murawska | |
678 | 7432d332 | Agata Murawska | # Item in VirtualHardwareSection creation
|
679 | 7432d332 | Agata Murawska | disk_item = ET.Element("Item")
|
680 | 7432d332 | Agata Murawska | SubElementText(disk_item, "rasd:ElementName", disk_id)
|
681 | 7432d332 | Agata Murawska | SubElementText(disk_item, "rasd:HostResource", "ovf:/disk/%s" % disk_id) |
682 | fa337742 | Agata Murawska | SubElementText(disk_item, "rasd:InstanceID", self.next_instance_id) |
683 | fa337742 | Agata Murawska | SubElementText(disk_item, "rasd:Parent", INSTANCE_ID["scsi"]) |
684 | fa337742 | Agata Murawska | SubElementText(disk_item, "rasd:ResourceType", RASD_TYPE["disk"]) |
685 | 7432d332 | Agata Murawska | self.hardware_list.append(disk_item)
|
686 | fa337742 | Agata Murawska | self.next_instance_id += 1 |
687 | 7432d332 | Agata Murawska | |
688 | 7432d332 | Agata Murawska | def SaveNetworksData(self, networks): |
689 | 7432d332 | Agata Murawska | """Convert network information to NetworkSection.
|
690 | 7432d332 | Agata Murawska |
|
691 | 7432d332 | Agata Murawska | @type networks: list
|
692 | 7432d332 | Agata Murawska | @param networks: list of dictionaries of network options form config.ini
|
693 | 7432d332 | Agata Murawska |
|
694 | 7432d332 | Agata Murawska | """
|
695 | 7432d332 | Agata Murawska | network_section = ET.SubElement(self.tree, "NetworkSection") |
696 | fa337742 | Agata Murawska | SubElementText(network_section, "Info", "List of logical networks") |
697 | 7432d332 | Agata Murawska | for counter, network in enumerate(networks): |
698 | 7432d332 | Agata Murawska | network_name = "%s%s" % (network["mode"], counter) |
699 | 7432d332 | Agata Murawska | network_attrib = {"ovf:name": network_name}
|
700 | 7432d332 | Agata Murawska | ET.SubElement(network_section, "Network", attrib=network_attrib)
|
701 | 7432d332 | Agata Murawska | |
702 | 7432d332 | Agata Murawska | # Item in VirtualHardwareSection creation
|
703 | 7432d332 | Agata Murawska | network_item = ET.Element("Item")
|
704 | fa337742 | Agata Murawska | SubElementText(network_item, "rasd:Address", network["mac"]) |
705 | fa337742 | Agata Murawska | SubElementText(network_item, "rasd:Connection", network_name)
|
706 | 7432d332 | Agata Murawska | SubElementText(network_item, "rasd:ElementName", network_name)
|
707 | fa337742 | Agata Murawska | SubElementText(network_item, "rasd:InstanceID", self.next_instance_id) |
708 | 7432d332 | Agata Murawska | SubElementText(network_item, "rasd:ResourceType",
|
709 | 5ae4945a | Iustin Pop | RASD_TYPE["ethernet-adapter"])
|
710 | 7432d332 | Agata Murawska | self.hardware_list.append(network_item)
|
711 | fa337742 | Agata Murawska | self.next_instance_id += 1 |
712 | 7432d332 | Agata Murawska | |
713 | 7432d332 | Agata Murawska | @staticmethod
|
714 | 7432d332 | Agata Murawska | def _SaveNameAndParams(root, data): |
715 | 7432d332 | Agata Murawska | """Save name and parameters information under root using data.
|
716 | 7432d332 | Agata Murawska |
|
717 | 7432d332 | Agata Murawska | @type root: ET.Element
|
718 | 7432d332 | Agata Murawska | @param root: root element for the Name and Parameters
|
719 | 7432d332 | Agata Murawska | @type data: dict
|
720 | 7432d332 | Agata Murawska | @param data: data from which we gather the values
|
721 | 7432d332 | Agata Murawska |
|
722 | 7432d332 | Agata Murawska | """
|
723 | 7432d332 | Agata Murawska | assert(data.get("name")) |
724 | 7432d332 | Agata Murawska | name = SubElementText(root, "gnt:Name", data["name"]) |
725 | 7432d332 | Agata Murawska | params = ET.SubElement(root, "gnt:Parameters")
|
726 | 7432d332 | Agata Murawska | for name, value in data.iteritems(): |
727 | 7432d332 | Agata Murawska | if name != "name": |
728 | 7432d332 | Agata Murawska | SubElementText(params, "gnt:%s" % name, value)
|
729 | 7432d332 | Agata Murawska | |
730 | 7432d332 | Agata Murawska | def SaveGanetiData(self, ganeti, networks): |
731 | 7432d332 | Agata Murawska | """Convert Ganeti-specific information to GanetiSection.
|
732 | 7432d332 | Agata Murawska |
|
733 | 7432d332 | Agata Murawska | @type ganeti: dict
|
734 | 7432d332 | Agata Murawska | @param ganeti: dictionary of Ganeti-specific options from config.ini
|
735 | 7432d332 | Agata Murawska | @type networks: list
|
736 | 7432d332 | Agata Murawska | @param networks: list of dictionaries of network options form config.ini
|
737 | 7432d332 | Agata Murawska |
|
738 | 7432d332 | Agata Murawska | """
|
739 | 7432d332 | Agata Murawska | ganeti_section = ET.SubElement(self.tree, "gnt:GanetiSection") |
740 | 7432d332 | Agata Murawska | |
741 | 7432d332 | Agata Murawska | SubElementText(ganeti_section, "gnt:Version", ganeti.get("version")) |
742 | 7432d332 | Agata Murawska | SubElementText(ganeti_section, "gnt:DiskTemplate",
|
743 | 5ae4945a | Iustin Pop | ganeti.get("disk_template"))
|
744 | 7432d332 | Agata Murawska | SubElementText(ganeti_section, "gnt:AutoBalance",
|
745 | 5ae4945a | Iustin Pop | ganeti.get("auto_balance"))
|
746 | 7432d332 | Agata Murawska | SubElementText(ganeti_section, "gnt:Tags", ganeti.get("tags")) |
747 | 7432d332 | Agata Murawska | |
748 | 7432d332 | Agata Murawska | osys = ET.SubElement(ganeti_section, "gnt:OperatingSystem")
|
749 | 7432d332 | Agata Murawska | self._SaveNameAndParams(osys, ganeti["os"]) |
750 | 7432d332 | Agata Murawska | |
751 | 7432d332 | Agata Murawska | hypervisor = ET.SubElement(ganeti_section, "gnt:Hypervisor")
|
752 | 7432d332 | Agata Murawska | self._SaveNameAndParams(hypervisor, ganeti["hypervisor"]) |
753 | 7432d332 | Agata Murawska | |
754 | 7432d332 | Agata Murawska | network_section = ET.SubElement(ganeti_section, "gnt:Network")
|
755 | 7432d332 | Agata Murawska | for counter, network in enumerate(networks): |
756 | 7432d332 | Agata Murawska | network_name = "%s%s" % (network["mode"], counter) |
757 | 7432d332 | Agata Murawska | nic_attrib = {"ovf:name": network_name}
|
758 | 7432d332 | Agata Murawska | nic = ET.SubElement(network_section, "gnt:Nic", attrib=nic_attrib)
|
759 | 7432d332 | Agata Murawska | SubElementText(nic, "gnt:Mode", network["mode"]) |
760 | 7432d332 | Agata Murawska | SubElementText(nic, "gnt:MACAddress", network["mac"]) |
761 | 7432d332 | Agata Murawska | SubElementText(nic, "gnt:IPAddress", network["ip"]) |
762 | 7432d332 | Agata Murawska | SubElementText(nic, "gnt:Link", network["link"]) |
763 | 6e8091f9 | Dimitris Aragiorgis | SubElementText(nic, "gnt:Net", network["network"]) |
764 | 7432d332 | Agata Murawska | |
765 | 7432d332 | Agata Murawska | def SaveVirtualSystemData(self, name, vcpus, memory): |
766 | 7432d332 | Agata Murawska | """Convert virtual system information to OVF sections.
|
767 | 7432d332 | Agata Murawska |
|
768 | 7432d332 | Agata Murawska | @type name: string
|
769 | 7432d332 | Agata Murawska | @param name: name of the instance
|
770 | 7432d332 | Agata Murawska | @type vcpus: int
|
771 | 7432d332 | Agata Murawska | @param vcpus: number of VCPUs
|
772 | 7432d332 | Agata Murawska | @type memory: int
|
773 | 7432d332 | Agata Murawska | @param memory: RAM memory in MB
|
774 | 7432d332 | Agata Murawska |
|
775 | 7432d332 | Agata Murawska | """
|
776 | 7432d332 | Agata Murawska | assert(vcpus > 0) |
777 | 7432d332 | Agata Murawska | assert(memory > 0) |
778 | 7432d332 | Agata Murawska | vs_attrib = {"ovf:id": name}
|
779 | 7432d332 | Agata Murawska | virtual_system = ET.SubElement(self.tree, "VirtualSystem", attrib=vs_attrib) |
780 | fa337742 | Agata Murawska | SubElementText(virtual_system, "Info", "A virtual machine") |
781 | 7432d332 | Agata Murawska | |
782 | 7432d332 | Agata Murawska | name_section = ET.SubElement(virtual_system, "Name")
|
783 | 7432d332 | Agata Murawska | name_section.text = name |
784 | 7432d332 | Agata Murawska | os_attrib = {"ovf:id": "0"} |
785 | fa337742 | Agata Murawska | os_section = ET.SubElement(virtual_system, "OperatingSystemSection",
|
786 | 5ae4945a | Iustin Pop | attrib=os_attrib) |
787 | fa337742 | Agata Murawska | SubElementText(os_section, "Info", "Installed guest operating system") |
788 | 7432d332 | Agata Murawska | hardware_section = ET.SubElement(virtual_system, "VirtualHardwareSection")
|
789 | fa337742 | Agata Murawska | SubElementText(hardware_section, "Info", "Virtual hardware requirements") |
790 | 7432d332 | Agata Murawska | |
791 | 7432d332 | Agata Murawska | # System description
|
792 | 7432d332 | Agata Murawska | system = ET.SubElement(hardware_section, "System")
|
793 | 7432d332 | Agata Murawska | SubElementText(system, "vssd:ElementName", "Virtual Hardware Family") |
794 | fa337742 | Agata Murawska | SubElementText(system, "vssd:InstanceID", INSTANCE_ID["system"]) |
795 | 7432d332 | Agata Murawska | SubElementText(system, "vssd:VirtualSystemIdentifier", name)
|
796 | fa337742 | Agata Murawska | SubElementText(system, "vssd:VirtualSystemType", self.virtual_system_type) |
797 | 7432d332 | Agata Murawska | |
798 | 7432d332 | Agata Murawska | # Item for vcpus
|
799 | 7432d332 | Agata Murawska | vcpus_item = ET.SubElement(hardware_section, "Item")
|
800 | 7432d332 | Agata Murawska | SubElementText(vcpus_item, "rasd:ElementName",
|
801 | 5ae4945a | Iustin Pop | "%s virtual CPU(s)" % vcpus)
|
802 | fa337742 | Agata Murawska | SubElementText(vcpus_item, "rasd:InstanceID", INSTANCE_ID["vcpus"]) |
803 | 7432d332 | Agata Murawska | SubElementText(vcpus_item, "rasd:ResourceType", RASD_TYPE["vcpus"]) |
804 | 7432d332 | Agata Murawska | SubElementText(vcpus_item, "rasd:VirtualQuantity", vcpus)
|
805 | 7432d332 | Agata Murawska | |
806 | 7432d332 | Agata Murawska | # Item for memory
|
807 | 7432d332 | Agata Murawska | memory_item = ET.SubElement(hardware_section, "Item")
|
808 | 7432d332 | Agata Murawska | SubElementText(memory_item, "rasd:AllocationUnits", "byte * 2^20") |
809 | 7432d332 | Agata Murawska | SubElementText(memory_item, "rasd:ElementName", "%sMB of memory" % memory) |
810 | fa337742 | Agata Murawska | SubElementText(memory_item, "rasd:InstanceID", INSTANCE_ID["memory"]) |
811 | 7432d332 | Agata Murawska | SubElementText(memory_item, "rasd:ResourceType", RASD_TYPE["memory"]) |
812 | 7432d332 | Agata Murawska | SubElementText(memory_item, "rasd:VirtualQuantity", memory)
|
813 | 7432d332 | Agata Murawska | |
814 | 7432d332 | Agata Murawska | # Item for scsi controller
|
815 | 7432d332 | Agata Murawska | scsi_item = ET.SubElement(hardware_section, "Item")
|
816 | fa337742 | Agata Murawska | SubElementText(scsi_item, "rasd:Address", INSTANCE_ID["system"]) |
817 | 7432d332 | Agata Murawska | SubElementText(scsi_item, "rasd:ElementName", "scsi_controller0") |
818 | fa337742 | Agata Murawska | SubElementText(scsi_item, "rasd:InstanceID", INSTANCE_ID["scsi"]) |
819 | fa337742 | Agata Murawska | SubElementText(scsi_item, "rasd:ResourceSubType", SCSI_SUBTYPE)
|
820 | 7432d332 | Agata Murawska | SubElementText(scsi_item, "rasd:ResourceType", RASD_TYPE["scsi-controller"]) |
821 | 7432d332 | Agata Murawska | |
822 | 7432d332 | Agata Murawska | # Other items - from self.hardware_list
|
823 | fa337742 | Agata Murawska | for item in self.hardware_list: |
824 | 7432d332 | Agata Murawska | hardware_section.append(item) |
825 | 0963b26a | Agata Murawska | |
826 | 0963b26a | Agata Murawska | def PrettyXmlDump(self): |
827 | 0963b26a | Agata Murawska | """Formatter of the XML file.
|
828 | 0963b26a | Agata Murawska |
|
829 | 0963b26a | Agata Murawska | @rtype: string
|
830 | 0963b26a | Agata Murawska | @return: XML tree in the form of nicely-formatted string
|
831 | 0963b26a | Agata Murawska |
|
832 | 0963b26a | Agata Murawska | """
|
833 | 0963b26a | Agata Murawska | raw_string = ET.tostring(self.tree)
|
834 | 0963b26a | Agata Murawska | parsed_xml = xml.dom.minidom.parseString(raw_string) |
835 | 0963b26a | Agata Murawska | xml_string = parsed_xml.toprettyxml(indent=" ")
|
836 | 0963b26a | Agata Murawska | text_re = re.compile(">\n\s+([^<>\s].*?)\n\s+</", re.DOTALL)
|
837 | 0963b26a | Agata Murawska | return text_re.sub(">\g<1></", xml_string) |
838 | 0963b26a | Agata Murawska | |
839 | 0963b26a | Agata Murawska | |
840 | ced78a66 | Agata Murawska | class Converter(object): |
841 | ced78a66 | Agata Murawska | """Converter class for OVF packages.
|
842 | ced78a66 | Agata Murawska |
|
843 | ced78a66 | Agata Murawska | Converter is a class above both ImporterOVF and ExporterOVF. It's purpose is
|
844 | ced78a66 | Agata Murawska | to provide a common interface for the two.
|
845 | ced78a66 | Agata Murawska |
|
846 | ced78a66 | Agata Murawska | @type options: optparse.Values
|
847 | ced78a66 | Agata Murawska | @ivar options: options parsed from the command line
|
848 | ced78a66 | Agata Murawska | @type output_dir: string
|
849 | ced78a66 | Agata Murawska | @ivar output_dir: directory to which the results of conversion shall be
|
850 | ced78a66 | Agata Murawska | written
|
851 | ced78a66 | Agata Murawska | @type temp_file_manager: L{utils.TemporaryFileManager}
|
852 | ced78a66 | Agata Murawska | @ivar temp_file_manager: container for temporary files created during
|
853 | ced78a66 | Agata Murawska | conversion
|
854 | ced78a66 | Agata Murawska | @type temp_dir: string
|
855 | ced78a66 | Agata Murawska | @ivar temp_dir: temporary directory created then we deal with OVA
|
856 | ced78a66 | Agata Murawska |
|
857 | ced78a66 | Agata Murawska | """
|
858 | ced78a66 | Agata Murawska | def __init__(self, input_path, options): |
859 | ced78a66 | Agata Murawska | """Initialize the converter.
|
860 | ced78a66 | Agata Murawska |
|
861 | ced78a66 | Agata Murawska | @type input_path: string
|
862 | ced78a66 | Agata Murawska | @param input_path: path to the Converter input file
|
863 | ced78a66 | Agata Murawska | @type options: optparse.Values
|
864 | ced78a66 | Agata Murawska | @param options: command line options
|
865 | ced78a66 | Agata Murawska |
|
866 | ced78a66 | Agata Murawska | @raise errors.OpPrereqError: if file does not exist
|
867 | ced78a66 | Agata Murawska |
|
868 | ced78a66 | Agata Murawska | """
|
869 | ced78a66 | Agata Murawska | input_path = os.path.abspath(input_path) |
870 | ced78a66 | Agata Murawska | if not os.path.isfile(input_path): |
871 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("File does not exist: %s" % input_path, |
872 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
873 | ced78a66 | Agata Murawska | self.options = options
|
874 | ced78a66 | Agata Murawska | self.temp_file_manager = utils.TemporaryFileManager()
|
875 | ced78a66 | Agata Murawska | self.temp_dir = None |
876 | ced78a66 | Agata Murawska | self.output_dir = None |
877 | ced78a66 | Agata Murawska | self._ReadInputData(input_path)
|
878 | ced78a66 | Agata Murawska | |
879 | ced78a66 | Agata Murawska | def _ReadInputData(self, input_path): |
880 | ced78a66 | Agata Murawska | """Reads the data on which the conversion will take place.
|
881 | ced78a66 | Agata Murawska |
|
882 | ced78a66 | Agata Murawska | @type input_path: string
|
883 | ced78a66 | Agata Murawska | @param input_path: absolute path to the Converter input file
|
884 | ced78a66 | Agata Murawska |
|
885 | ced78a66 | Agata Murawska | """
|
886 | ced78a66 | Agata Murawska | raise NotImplementedError() |
887 | ced78a66 | Agata Murawska | |
888 | 99381e3b | Agata Murawska | def _CompressDisk(self, disk_path, compression, action): |
889 | 99381e3b | Agata Murawska | """Performs (de)compression on the disk and returns the new path
|
890 | 99381e3b | Agata Murawska |
|
891 | 99381e3b | Agata Murawska | @type disk_path: string
|
892 | 99381e3b | Agata Murawska | @param disk_path: path to the disk
|
893 | 99381e3b | Agata Murawska | @type compression: string
|
894 | 99381e3b | Agata Murawska | @param compression: compression type
|
895 | 99381e3b | Agata Murawska | @type action: string
|
896 | 99381e3b | Agata Murawska | @param action: whether the action is compression or decompression
|
897 | 99381e3b | Agata Murawska | @rtype: string
|
898 | 99381e3b | Agata Murawska | @return: new disk path after (de)compression
|
899 | 99381e3b | Agata Murawska |
|
900 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: disk (de)compression failed or "compression"
|
901 | 99381e3b | Agata Murawska | is not supported
|
902 | 99381e3b | Agata Murawska |
|
903 | 99381e3b | Agata Murawska | """
|
904 | 99381e3b | Agata Murawska | assert(action in ALLOWED_ACTIONS) |
905 | 99381e3b | Agata Murawska | # For now we only support gzip, as it is used in ovftool
|
906 | 99381e3b | Agata Murawska | if compression != COMPRESSION_TYPE:
|
907 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Unsupported compression type: %s" |
908 | 2cfbc784 | Iustin Pop | % compression, errors.ECODE_INVAL) |
909 | 99381e3b | Agata Murawska | disk_file = os.path.basename(disk_path) |
910 | 99381e3b | Agata Murawska | if action == DECOMPRESS:
|
911 | 99381e3b | Agata Murawska | (disk_name, _) = os.path.splitext(disk_file) |
912 | 99381e3b | Agata Murawska | prefix = disk_name |
913 | 99381e3b | Agata Murawska | elif action == COMPRESS:
|
914 | 99381e3b | Agata Murawska | prefix = disk_file |
915 | 99381e3b | Agata Murawska | new_path = utils.GetClosedTempfile(suffix=COMPRESSION_EXT, prefix=prefix, |
916 | 5ae4945a | Iustin Pop | dir=self.output_dir)
|
917 | 99381e3b | Agata Murawska | self.temp_file_manager.Add(new_path)
|
918 | 99381e3b | Agata Murawska | args = ["gzip", "-c", disk_path] |
919 | 99381e3b | Agata Murawska | run_result = utils.RunCmd(args, output=new_path) |
920 | 99381e3b | Agata Murawska | if run_result.failed:
|
921 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Disk %s failed with output: %s" |
922 | 2cfbc784 | Iustin Pop | % (action, run_result.stderr), |
923 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
924 | 99381e3b | Agata Murawska | logging.info("The %s of the disk is completed", action)
|
925 | 99381e3b | Agata Murawska | return (COMPRESSION_EXT, new_path)
|
926 | 99381e3b | Agata Murawska | |
927 | 99381e3b | Agata Murawska | def _ConvertDisk(self, disk_format, disk_path): |
928 | 99381e3b | Agata Murawska | """Performes conversion to specified format.
|
929 | 99381e3b | Agata Murawska |
|
930 | 99381e3b | Agata Murawska | @type disk_format: string
|
931 | 99381e3b | Agata Murawska | @param disk_format: format to which the disk should be converted
|
932 | 99381e3b | Agata Murawska | @type disk_path: string
|
933 | 99381e3b | Agata Murawska | @param disk_path: path to the disk that should be converted
|
934 | 99381e3b | Agata Murawska | @rtype: string
|
935 | 99381e3b | Agata Murawska | @return path to the output disk
|
936 | 99381e3b | Agata Murawska |
|
937 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: convertion of the disk failed
|
938 | 99381e3b | Agata Murawska |
|
939 | 99381e3b | Agata Murawska | """
|
940 | a002ed79 | Agata Murawska | CheckQemuImg() |
941 | 99381e3b | Agata Murawska | disk_file = os.path.basename(disk_path) |
942 | 99381e3b | Agata Murawska | (disk_name, disk_extension) = os.path.splitext(disk_file) |
943 | 99381e3b | Agata Murawska | if disk_extension != disk_format:
|
944 | 99381e3b | Agata Murawska | logging.warning("Conversion of disk image to %s format, this may take"
|
945 | 99381e3b | Agata Murawska | " a while", disk_format)
|
946 | 99381e3b | Agata Murawska | |
947 | 5ae4945a | Iustin Pop | new_disk_path = utils.GetClosedTempfile( |
948 | 5ae4945a | Iustin Pop | suffix=".%s" % disk_format, prefix=disk_name, dir=self.output_dir) |
949 | 99381e3b | Agata Murawska | self.temp_file_manager.Add(new_disk_path)
|
950 | 99381e3b | Agata Murawska | args = [ |
951 | e68949b0 | Agata Murawska | constants.QEMUIMG_PATH, |
952 | 99381e3b | Agata Murawska | "convert",
|
953 | 99381e3b | Agata Murawska | "-O",
|
954 | 99381e3b | Agata Murawska | disk_format, |
955 | 99381e3b | Agata Murawska | disk_path, |
956 | 99381e3b | Agata Murawska | new_disk_path, |
957 | 99381e3b | Agata Murawska | ] |
958 | 99381e3b | Agata Murawska | run_result = utils.RunCmd(args, cwd=os.getcwd()) |
959 | 99381e3b | Agata Murawska | if run_result.failed:
|
960 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Convertion to %s failed, qemu-img output was" |
961 | 2cfbc784 | Iustin Pop | ": %s" % (disk_format, run_result.stderr),
|
962 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
963 | 99381e3b | Agata Murawska | return (".%s" % disk_format, new_disk_path) |
964 | 99381e3b | Agata Murawska | |
965 | 99381e3b | Agata Murawska | @staticmethod
|
966 | 99381e3b | Agata Murawska | def _GetDiskQemuInfo(disk_path, regexp): |
967 | 99381e3b | Agata Murawska | """Figures out some information of the disk using qemu-img.
|
968 | 99381e3b | Agata Murawska |
|
969 | 99381e3b | Agata Murawska | @type disk_path: string
|
970 | 99381e3b | Agata Murawska | @param disk_path: path to the disk we want to know the format of
|
971 | 99381e3b | Agata Murawska | @type regexp: string
|
972 | 99381e3b | Agata Murawska | @param regexp: string that has to be matched, it has to contain one group
|
973 | 99381e3b | Agata Murawska | @rtype: string
|
974 | 99381e3b | Agata Murawska | @return: disk format
|
975 | 99381e3b | Agata Murawska |
|
976 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: format information cannot be retrieved
|
977 | 99381e3b | Agata Murawska |
|
978 | 99381e3b | Agata Murawska | """
|
979 | a002ed79 | Agata Murawska | CheckQemuImg() |
980 | e68949b0 | Agata Murawska | args = [constants.QEMUIMG_PATH, "info", disk_path]
|
981 | 99381e3b | Agata Murawska | run_result = utils.RunCmd(args, cwd=os.getcwd()) |
982 | 99381e3b | Agata Murawska | if run_result.failed:
|
983 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Gathering info about the disk using qemu-img" |
984 | 2cfbc784 | Iustin Pop | " failed, output was: %s" % run_result.stderr,
|
985 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
986 | 99381e3b | Agata Murawska | result = run_result.output |
987 | 99381e3b | Agata Murawska | regexp = r"%s" % regexp
|
988 | 99381e3b | Agata Murawska | match = re.search(regexp, result) |
989 | 99381e3b | Agata Murawska | if match:
|
990 | 99381e3b | Agata Murawska | disk_format = match.group(1)
|
991 | 99381e3b | Agata Murawska | else:
|
992 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("No file information matching %s found in:" |
993 | 2cfbc784 | Iustin Pop | " %s" % (regexp, result),
|
994 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
995 | 99381e3b | Agata Murawska | return disk_format
|
996 | 99381e3b | Agata Murawska | |
997 | ced78a66 | Agata Murawska | def Parse(self): |
998 | ced78a66 | Agata Murawska | """Parses the data and creates a structure containing all required info.
|
999 | ced78a66 | Agata Murawska |
|
1000 | ced78a66 | Agata Murawska | """
|
1001 | ced78a66 | Agata Murawska | raise NotImplementedError() |
1002 | ced78a66 | Agata Murawska | |
1003 | ced78a66 | Agata Murawska | def Save(self): |
1004 | ced78a66 | Agata Murawska | """Saves the gathered configuration in an apropriate format.
|
1005 | ced78a66 | Agata Murawska |
|
1006 | ced78a66 | Agata Murawska | """
|
1007 | ced78a66 | Agata Murawska | raise NotImplementedError() |
1008 | ced78a66 | Agata Murawska | |
1009 | ced78a66 | Agata Murawska | def Cleanup(self): |
1010 | ced78a66 | Agata Murawska | """Cleans the temporary directory, if one was created.
|
1011 | ced78a66 | Agata Murawska |
|
1012 | ced78a66 | Agata Murawska | """
|
1013 | ced78a66 | Agata Murawska | self.temp_file_manager.Cleanup()
|
1014 | ced78a66 | Agata Murawska | if self.temp_dir: |
1015 | ced78a66 | Agata Murawska | shutil.rmtree(self.temp_dir)
|
1016 | ced78a66 | Agata Murawska | self.temp_dir = None |
1017 | ced78a66 | Agata Murawska | |
1018 | ced78a66 | Agata Murawska | |
1019 | ced78a66 | Agata Murawska | class OVFImporter(Converter): |
1020 | 864cf6bf | Agata Murawska | """Converter from OVF to Ganeti config file.
|
1021 | 864cf6bf | Agata Murawska |
|
1022 | 864cf6bf | Agata Murawska | @type input_dir: string
|
1023 | 864cf6bf | Agata Murawska | @ivar input_dir: directory in which the .ovf file resides
|
1024 | 864cf6bf | Agata Murawska | @type output_dir: string
|
1025 | 864cf6bf | Agata Murawska | @ivar output_dir: directory to which the results of conversion shall be
|
1026 | 864cf6bf | Agata Murawska | written
|
1027 | 864cf6bf | Agata Murawska | @type input_path: string
|
1028 | 864cf6bf | Agata Murawska | @ivar input_path: complete path to the .ovf file
|
1029 | 864cf6bf | Agata Murawska | @type ovf_reader: L{OVFReader}
|
1030 | 864cf6bf | Agata Murawska | @ivar ovf_reader: OVF reader instance collects data from .ovf file
|
1031 | 99381e3b | Agata Murawska | @type results_name: string
|
1032 | 99381e3b | Agata Murawska | @ivar results_name: name of imported instance
|
1033 | 99381e3b | Agata Murawska | @type results_template: string
|
1034 | 99381e3b | Agata Murawska | @ivar results_template: disk template read from .ovf file or command line
|
1035 | 99381e3b | Agata Murawska | arguments
|
1036 | 7bde29b5 | Agata Murawska | @type results_hypervisor: dict
|
1037 | 7bde29b5 | Agata Murawska | @ivar results_hypervisor: hypervisor information gathered from .ovf file or
|
1038 | 7bde29b5 | Agata Murawska | command line arguments
|
1039 | 7bde29b5 | Agata Murawska | @type results_os: dict
|
1040 | 7bde29b5 | Agata Murawska | @ivar results_os: operating system information gathered from .ovf file or
|
1041 | 7bde29b5 | Agata Murawska | command line arguments
|
1042 | 7bde29b5 | Agata Murawska | @type results_backend: dict
|
1043 | 7bde29b5 | Agata Murawska | @ivar results_backend: backend information gathered from .ovf file or
|
1044 | 7bde29b5 | Agata Murawska | command line arguments
|
1045 | 7bde29b5 | Agata Murawska | @type results_tags: string
|
1046 | 7bde29b5 | Agata Murawska | @ivar results_tags: string containing instance-specific tags
|
1047 | 7bde29b5 | Agata Murawska | @type results_version: string
|
1048 | 7bde29b5 | Agata Murawska | @ivar results_version: version as required by Ganeti import
|
1049 | 24b9469d | Agata Murawska | @type results_network: dict
|
1050 | 24b9469d | Agata Murawska | @ivar results_network: network information gathered from .ovf file or command
|
1051 | 24b9469d | Agata Murawska | line arguments
|
1052 | 99381e3b | Agata Murawska | @type results_disk: dict
|
1053 | 99381e3b | Agata Murawska | @ivar results_disk: disk information gathered from .ovf file or command line
|
1054 | 99381e3b | Agata Murawska | arguments
|
1055 | 864cf6bf | Agata Murawska |
|
1056 | 864cf6bf | Agata Murawska | """
|
1057 | ced78a66 | Agata Murawska | def _ReadInputData(self, input_path): |
1058 | 864cf6bf | Agata Murawska | """Reads the data on which the conversion will take place.
|
1059 | 864cf6bf | Agata Murawska |
|
1060 | 864cf6bf | Agata Murawska | @type input_path: string
|
1061 | 864cf6bf | Agata Murawska | @param input_path: absolute path to the .ovf or .ova input file
|
1062 | 864cf6bf | Agata Murawska |
|
1063 | 864cf6bf | Agata Murawska | @raise errors.OpPrereqError: if input file is neither .ovf nor .ova
|
1064 | 864cf6bf | Agata Murawska |
|
1065 | 864cf6bf | Agata Murawska | """
|
1066 | 864cf6bf | Agata Murawska | (input_dir, input_file) = os.path.split(input_path) |
1067 | 864cf6bf | Agata Murawska | (_, input_extension) = os.path.splitext(input_file) |
1068 | 864cf6bf | Agata Murawska | |
1069 | 864cf6bf | Agata Murawska | if input_extension == OVF_EXT:
|
1070 | 864cf6bf | Agata Murawska | logging.info("%s file extension found, no unpacking necessary", OVF_EXT)
|
1071 | 864cf6bf | Agata Murawska | self.input_dir = input_dir
|
1072 | 864cf6bf | Agata Murawska | self.input_path = input_path
|
1073 | 864cf6bf | Agata Murawska | self.temp_dir = None |
1074 | 864cf6bf | Agata Murawska | elif input_extension == OVA_EXT:
|
1075 | 864cf6bf | Agata Murawska | logging.info("%s file extension found, proceeding to unpacking", OVA_EXT)
|
1076 | 864cf6bf | Agata Murawska | self._UnpackOVA(input_path)
|
1077 | 864cf6bf | Agata Murawska | else:
|
1078 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("Unknown file extension; expected %s or %s" |
1079 | 2cfbc784 | Iustin Pop | " file" % (OVA_EXT, OVF_EXT),
|
1080 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1081 | 864cf6bf | Agata Murawska | assert ((input_extension == OVA_EXT and self.temp_dir) or |
1082 | 864cf6bf | Agata Murawska | (input_extension == OVF_EXT and not self.temp_dir)) |
1083 | 864cf6bf | Agata Murawska | assert self.input_dir in self.input_path |
1084 | 864cf6bf | Agata Murawska | |
1085 | 864cf6bf | Agata Murawska | if self.options.output_dir: |
1086 | 864cf6bf | Agata Murawska | self.output_dir = os.path.abspath(self.options.output_dir) |
1087 | fe496b25 | Michael Hanselmann | if (os.path.commonprefix([pathutils.EXPORT_DIR, self.output_dir]) != |
1088 | fe496b25 | Michael Hanselmann | pathutils.EXPORT_DIR): |
1089 | 864cf6bf | Agata Murawska | logging.warning("Export path is not under %s directory, import to"
|
1090 | 864cf6bf | Agata Murawska | " Ganeti using gnt-backup may fail",
|
1091 | fe496b25 | Michael Hanselmann | pathutils.EXPORT_DIR) |
1092 | 864cf6bf | Agata Murawska | else:
|
1093 | fe496b25 | Michael Hanselmann | self.output_dir = pathutils.EXPORT_DIR
|
1094 | 864cf6bf | Agata Murawska | |
1095 | 864cf6bf | Agata Murawska | self.ovf_reader = OVFReader(self.input_path) |
1096 | 864cf6bf | Agata Murawska | self.ovf_reader.VerifyManifest()
|
1097 | 864cf6bf | Agata Murawska | |
1098 | 864cf6bf | Agata Murawska | def _UnpackOVA(self, input_path): |
1099 | 864cf6bf | Agata Murawska | """Unpacks the .ova package into temporary directory.
|
1100 | 864cf6bf | Agata Murawska |
|
1101 | 864cf6bf | Agata Murawska | @type input_path: string
|
1102 | 864cf6bf | Agata Murawska | @param input_path: path to the .ova package file
|
1103 | 864cf6bf | Agata Murawska |
|
1104 | 864cf6bf | Agata Murawska | @raise errors.OpPrereqError: if file is not a proper tarball, one of the
|
1105 | 864cf6bf | Agata Murawska | files in the archive seem malicious (e.g. path starts with '../') or
|
1106 | 864cf6bf | Agata Murawska | .ova package does not contain .ovf file
|
1107 | 864cf6bf | Agata Murawska |
|
1108 | 864cf6bf | Agata Murawska | """
|
1109 | 864cf6bf | Agata Murawska | input_name = None
|
1110 | 864cf6bf | Agata Murawska | if not tarfile.is_tarfile(input_path): |
1111 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("The provided %s file is not a proper tar" |
1112 | 2cfbc784 | Iustin Pop | " archive" % OVA_EXT, errors.ECODE_ENVIRON)
|
1113 | 864cf6bf | Agata Murawska | ova_content = tarfile.open(input_path) |
1114 | 864cf6bf | Agata Murawska | temp_dir = tempfile.mkdtemp() |
1115 | 864cf6bf | Agata Murawska | self.temp_dir = temp_dir
|
1116 | 864cf6bf | Agata Murawska | for file_name in ova_content.getnames(): |
1117 | 864cf6bf | Agata Murawska | file_normname = os.path.normpath(file_name) |
1118 | 864cf6bf | Agata Murawska | try:
|
1119 | 864cf6bf | Agata Murawska | utils.PathJoin(temp_dir, file_normname) |
1120 | 864cf6bf | Agata Murawska | except ValueError, err: |
1121 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("File %s inside %s package is not safe" % |
1122 | 2cfbc784 | Iustin Pop | (file_name, OVA_EXT), errors.ECODE_ENVIRON) |
1123 | 864cf6bf | Agata Murawska | if file_name.endswith(OVF_EXT):
|
1124 | 864cf6bf | Agata Murawska | input_name = file_name |
1125 | 864cf6bf | Agata Murawska | if not input_name: |
1126 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("No %s file in %s package found" % |
1127 | 2cfbc784 | Iustin Pop | (OVF_EXT, OVA_EXT), errors.ECODE_ENVIRON) |
1128 | 864cf6bf | Agata Murawska | logging.warning("Unpacking the %s archive, this may take a while",
|
1129 | 5ae4945a | Iustin Pop | input_path) |
1130 | 864cf6bf | Agata Murawska | self.input_dir = temp_dir
|
1131 | 864cf6bf | Agata Murawska | self.input_path = utils.PathJoin(self.temp_dir, input_name) |
1132 | 864cf6bf | Agata Murawska | try:
|
1133 | 864cf6bf | Agata Murawska | try:
|
1134 | 864cf6bf | Agata Murawska | extract = ova_content.extractall |
1135 | 864cf6bf | Agata Murawska | except AttributeError: |
1136 | 864cf6bf | Agata Murawska | # This is a prehistorical case of using python < 2.5
|
1137 | 864cf6bf | Agata Murawska | for member in ova_content.getmembers(): |
1138 | 864cf6bf | Agata Murawska | ova_content.extract(member, path=self.temp_dir)
|
1139 | 864cf6bf | Agata Murawska | else:
|
1140 | 864cf6bf | Agata Murawska | extract(self.temp_dir)
|
1141 | 864cf6bf | Agata Murawska | except tarfile.TarError, err:
|
1142 | 864cf6bf | Agata Murawska | raise errors.OpPrereqError("Error while extracting %s archive: %s" % |
1143 | 2cfbc784 | Iustin Pop | (OVA_EXT, err), errors.ECODE_ENVIRON) |
1144 | 864cf6bf | Agata Murawska | logging.info("OVA package extracted to %s directory", self.temp_dir) |
1145 | ced78a66 | Agata Murawska | |
1146 | ced78a66 | Agata Murawska | def Parse(self): |
1147 | 99381e3b | Agata Murawska | """Parses the data and creates a structure containing all required info.
|
1148 | 99381e3b | Agata Murawska |
|
1149 | 99381e3b | Agata Murawska | The method reads the information given either as a command line option or as
|
1150 | 99381e3b | Agata Murawska | a part of the OVF description.
|
1151 | 99381e3b | Agata Murawska |
|
1152 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: if some required part of the description of
|
1153 | 99381e3b | Agata Murawska | virtual instance is missing or unable to create output directory
|
1154 | 99381e3b | Agata Murawska |
|
1155 | 99381e3b | Agata Murawska | """
|
1156 | 99381e3b | Agata Murawska | self.results_name = self._GetInfo("instance name", self.options.name, |
1157 | 5ae4945a | Iustin Pop | self._ParseNameOptions,
|
1158 | 5ae4945a | Iustin Pop | self.ovf_reader.GetInstanceName)
|
1159 | 99381e3b | Agata Murawska | if not self.results_name: |
1160 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("Name of instance not provided", |
1161 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1162 | 99381e3b | Agata Murawska | |
1163 | 99381e3b | Agata Murawska | self.output_dir = utils.PathJoin(self.output_dir, self.results_name) |
1164 | 99381e3b | Agata Murawska | try:
|
1165 | 99381e3b | Agata Murawska | utils.Makedirs(self.output_dir)
|
1166 | 99381e3b | Agata Murawska | except OSError, err: |
1167 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Failed to create directory %s: %s" % |
1168 | 2cfbc784 | Iustin Pop | (self.output_dir, err), errors.ECODE_ENVIRON)
|
1169 | 99381e3b | Agata Murawska | |
1170 | 5ae4945a | Iustin Pop | self.results_template = self._GetInfo( |
1171 | 5ae4945a | Iustin Pop | "disk template", self.options.disk_template, self._ParseTemplateOptions, |
1172 | 99381e3b | Agata Murawska | self.ovf_reader.GetDiskTemplate)
|
1173 | 99381e3b | Agata Murawska | if not self.results_template: |
1174 | 99381e3b | Agata Murawska | logging.info("Disk template not given")
|
1175 | 99381e3b | Agata Murawska | |
1176 | 5ae4945a | Iustin Pop | self.results_hypervisor = self._GetInfo( |
1177 | 5ae4945a | Iustin Pop | "hypervisor", self.options.hypervisor, self._ParseHypervisorOptions, |
1178 | 7bde29b5 | Agata Murawska | self.ovf_reader.GetHypervisorData)
|
1179 | 7bde29b5 | Agata Murawska | assert self.results_hypervisor["hypervisor_name"] |
1180 | 7bde29b5 | Agata Murawska | if self.results_hypervisor["hypervisor_name"] == constants.VALUE_AUTO: |
1181 | 7bde29b5 | Agata Murawska | logging.debug("Default hypervisor settings from the cluster will be used")
|
1182 | 7bde29b5 | Agata Murawska | |
1183 | 5ae4945a | Iustin Pop | self.results_os = self._GetInfo( |
1184 | 5ae4945a | Iustin Pop | "OS", self.options.os, self._ParseOSOptions, self.ovf_reader.GetOSData) |
1185 | 7bde29b5 | Agata Murawska | if not self.results_os.get("os_name"): |
1186 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("OS name must be provided", |
1187 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1188 | 7bde29b5 | Agata Murawska | |
1189 | 5ae4945a | Iustin Pop | self.results_backend = self._GetInfo( |
1190 | 5ae4945a | Iustin Pop | "backend", self.options.beparams, |
1191 | 7bde29b5 | Agata Murawska | self._ParseBackendOptions, self.ovf_reader.GetBackendData) |
1192 | 7bde29b5 | Agata Murawska | assert self.results_backend.get("vcpus") |
1193 | 7bde29b5 | Agata Murawska | assert self.results_backend.get("memory") |
1194 | 7bde29b5 | Agata Murawska | assert self.results_backend.get("auto_balance") is not None |
1195 | 7bde29b5 | Agata Murawska | |
1196 | 5ae4945a | Iustin Pop | self.results_tags = self._GetInfo( |
1197 | 5ae4945a | Iustin Pop | "tags", self.options.tags, self._ParseTags, self.ovf_reader.GetTagsData) |
1198 | 7bde29b5 | Agata Murawska | |
1199 | 7bde29b5 | Agata Murawska | ovf_version = self.ovf_reader.GetVersionData()
|
1200 | 7bde29b5 | Agata Murawska | if ovf_version:
|
1201 | 7bde29b5 | Agata Murawska | self.results_version = ovf_version
|
1202 | 7bde29b5 | Agata Murawska | else:
|
1203 | 7bde29b5 | Agata Murawska | self.results_version = constants.EXPORT_VERSION
|
1204 | 7bde29b5 | Agata Murawska | |
1205 | 5ae4945a | Iustin Pop | self.results_network = self._GetInfo( |
1206 | 5ae4945a | Iustin Pop | "network", self.options.nics, self._ParseNicOptions, |
1207 | 5ae4945a | Iustin Pop | self.ovf_reader.GetNetworkData, ignore_test=self.options.no_nics) |
1208 | 24b9469d | Agata Murawska | |
1209 | 5ae4945a | Iustin Pop | self.results_disk = self._GetInfo( |
1210 | 5ae4945a | Iustin Pop | "disk", self.options.disks, self._ParseDiskOptions, self._GetDiskInfo, |
1211 | 99381e3b | Agata Murawska | ignore_test=self.results_template == constants.DT_DISKLESS)
|
1212 | 99381e3b | Agata Murawska | |
1213 | 24b9469d | Agata Murawska | if not self.results_disk and not self.results_network: |
1214 | 24b9469d | Agata Murawska | raise errors.OpPrereqError("Either disk specification or network" |
1215 | 2cfbc784 | Iustin Pop | " description must be present",
|
1216 | 2cfbc784 | Iustin Pop | errors.ECODE_STATE) |
1217 | 24b9469d | Agata Murawska | |
1218 | 99381e3b | Agata Murawska | @staticmethod
|
1219 | 99381e3b | Agata Murawska | def _GetInfo(name, cmd_arg, cmd_function, nocmd_function, |
1220 | 5ae4945a | Iustin Pop | ignore_test=False):
|
1221 | 99381e3b | Agata Murawska | """Get information about some section - e.g. disk, network, hypervisor.
|
1222 | 99381e3b | Agata Murawska |
|
1223 | 99381e3b | Agata Murawska | @type name: string
|
1224 | 99381e3b | Agata Murawska | @param name: name of the section
|
1225 | 99381e3b | Agata Murawska | @type cmd_arg: dict
|
1226 | 99381e3b | Agata Murawska | @param cmd_arg: command line argument specific for section 'name'
|
1227 | 99381e3b | Agata Murawska | @type cmd_function: callable
|
1228 | 99381e3b | Agata Murawska | @param cmd_function: function to call if 'cmd_args' exists
|
1229 | 99381e3b | Agata Murawska | @type nocmd_function: callable
|
1230 | 99381e3b | Agata Murawska | @param nocmd_function: function to call if 'cmd_args' is not there
|
1231 | 99381e3b | Agata Murawska |
|
1232 | 99381e3b | Agata Murawska | """
|
1233 | 99381e3b | Agata Murawska | if ignore_test:
|
1234 | 99381e3b | Agata Murawska | logging.info("Information for %s will be ignored", name)
|
1235 | 99381e3b | Agata Murawska | return {}
|
1236 | 99381e3b | Agata Murawska | if cmd_arg:
|
1237 | 99381e3b | Agata Murawska | logging.info("Information for %s will be parsed from command line", name)
|
1238 | 99381e3b | Agata Murawska | results = cmd_function() |
1239 | 99381e3b | Agata Murawska | else:
|
1240 | 99381e3b | Agata Murawska | logging.info("Information for %s will be parsed from %s file",
|
1241 | 5ae4945a | Iustin Pop | name, OVF_EXT) |
1242 | 99381e3b | Agata Murawska | results = nocmd_function() |
1243 | 99381e3b | Agata Murawska | logging.info("Options for %s were succesfully read", name)
|
1244 | 99381e3b | Agata Murawska | return results
|
1245 | 99381e3b | Agata Murawska | |
1246 | 99381e3b | Agata Murawska | def _ParseNameOptions(self): |
1247 | 99381e3b | Agata Murawska | """Returns name if one was given in command line.
|
1248 | 99381e3b | Agata Murawska |
|
1249 | 99381e3b | Agata Murawska | @rtype: string
|
1250 | 99381e3b | Agata Murawska | @return: name of an instance
|
1251 | 99381e3b | Agata Murawska |
|
1252 | 99381e3b | Agata Murawska | """
|
1253 | 99381e3b | Agata Murawska | return self.options.name |
1254 | 99381e3b | Agata Murawska | |
1255 | 99381e3b | Agata Murawska | def _ParseTemplateOptions(self): |
1256 | 99381e3b | Agata Murawska | """Returns disk template if one was given in command line.
|
1257 | 99381e3b | Agata Murawska |
|
1258 | 99381e3b | Agata Murawska | @rtype: string
|
1259 | 99381e3b | Agata Murawska | @return: disk template name
|
1260 | 99381e3b | Agata Murawska |
|
1261 | 99381e3b | Agata Murawska | """
|
1262 | 99381e3b | Agata Murawska | return self.options.disk_template |
1263 | 99381e3b | Agata Murawska | |
1264 | 7bde29b5 | Agata Murawska | def _ParseHypervisorOptions(self): |
1265 | 7bde29b5 | Agata Murawska | """Parses hypervisor options given in a command line.
|
1266 | 7bde29b5 | Agata Murawska |
|
1267 | 7bde29b5 | Agata Murawska | @rtype: dict
|
1268 | 7bde29b5 | Agata Murawska | @return: dictionary containing name of the chosen hypervisor and all the
|
1269 | 7bde29b5 | Agata Murawska | options
|
1270 | 7bde29b5 | Agata Murawska |
|
1271 | 7bde29b5 | Agata Murawska | """
|
1272 | 7bde29b5 | Agata Murawska | assert type(self.options.hypervisor) is tuple |
1273 | 7bde29b5 | Agata Murawska | assert len(self.options.hypervisor) == 2 |
1274 | 7bde29b5 | Agata Murawska | results = {} |
1275 | 7bde29b5 | Agata Murawska | if self.options.hypervisor[0]: |
1276 | 7bde29b5 | Agata Murawska | results["hypervisor_name"] = self.options.hypervisor[0] |
1277 | 7bde29b5 | Agata Murawska | else:
|
1278 | 7bde29b5 | Agata Murawska | results["hypervisor_name"] = constants.VALUE_AUTO
|
1279 | 7bde29b5 | Agata Murawska | results.update(self.options.hypervisor[1]) |
1280 | 7bde29b5 | Agata Murawska | return results
|
1281 | 7bde29b5 | Agata Murawska | |
1282 | 7bde29b5 | Agata Murawska | def _ParseOSOptions(self): |
1283 | 7bde29b5 | Agata Murawska | """Parses OS options given in command line.
|
1284 | 7bde29b5 | Agata Murawska |
|
1285 | 7bde29b5 | Agata Murawska | @rtype: dict
|
1286 | 7bde29b5 | Agata Murawska | @return: dictionary containing name of chosen OS and all its options
|
1287 | 7bde29b5 | Agata Murawska |
|
1288 | 7bde29b5 | Agata Murawska | """
|
1289 | 7bde29b5 | Agata Murawska | assert self.options.os |
1290 | 7bde29b5 | Agata Murawska | results = {} |
1291 | 7bde29b5 | Agata Murawska | results["os_name"] = self.options.os |
1292 | 7bde29b5 | Agata Murawska | results.update(self.options.osparams)
|
1293 | 7bde29b5 | Agata Murawska | return results
|
1294 | 7bde29b5 | Agata Murawska | |
1295 | 7bde29b5 | Agata Murawska | def _ParseBackendOptions(self): |
1296 | 7bde29b5 | Agata Murawska | """Parses backend options given in command line.
|
1297 | 7bde29b5 | Agata Murawska |
|
1298 | 7bde29b5 | Agata Murawska | @rtype: dict
|
1299 | 7bde29b5 | Agata Murawska | @return: dictionary containing vcpus, memory and auto-balance options
|
1300 | 7bde29b5 | Agata Murawska |
|
1301 | 7bde29b5 | Agata Murawska | """
|
1302 | 7bde29b5 | Agata Murawska | assert self.options.beparams |
1303 | 7bde29b5 | Agata Murawska | backend = {} |
1304 | 7bde29b5 | Agata Murawska | backend.update(self.options.beparams)
|
1305 | 7bde29b5 | Agata Murawska | must_contain = ["vcpus", "memory", "auto_balance"] |
1306 | 7bde29b5 | Agata Murawska | for element in must_contain: |
1307 | 7bde29b5 | Agata Murawska | if backend.get(element) is None: |
1308 | 7bde29b5 | Agata Murawska | backend[element] = constants.VALUE_AUTO |
1309 | 7bde29b5 | Agata Murawska | return backend
|
1310 | 7bde29b5 | Agata Murawska | |
1311 | 7bde29b5 | Agata Murawska | def _ParseTags(self): |
1312 | 7bde29b5 | Agata Murawska | """Returns tags list given in command line.
|
1313 | 7bde29b5 | Agata Murawska |
|
1314 | 7bde29b5 | Agata Murawska | @rtype: string
|
1315 | 7bde29b5 | Agata Murawska | @return: string containing comma-separated tags
|
1316 | 7bde29b5 | Agata Murawska |
|
1317 | 7bde29b5 | Agata Murawska | """
|
1318 | 7bde29b5 | Agata Murawska | return self.options.tags |
1319 | 7bde29b5 | Agata Murawska | |
1320 | 24b9469d | Agata Murawska | def _ParseNicOptions(self): |
1321 | 24b9469d | Agata Murawska | """Parses network options given in a command line or as a dictionary.
|
1322 | 24b9469d | Agata Murawska |
|
1323 | 24b9469d | Agata Murawska | @rtype: dict
|
1324 | 24b9469d | Agata Murawska | @return: dictionary of network-related options
|
1325 | 24b9469d | Agata Murawska |
|
1326 | 24b9469d | Agata Murawska | """
|
1327 | 24b9469d | Agata Murawska | assert self.options.nics |
1328 | 24b9469d | Agata Murawska | results = {} |
1329 | 24b9469d | Agata Murawska | for (nic_id, nic_desc) in self.options.nics: |
1330 | 24b9469d | Agata Murawska | results["nic%s_mode" % nic_id] = \
|
1331 | 24b9469d | Agata Murawska | nic_desc.get("mode", constants.VALUE_AUTO)
|
1332 | 24b9469d | Agata Murawska | results["nic%s_mac" % nic_id] = nic_desc.get("mac", constants.VALUE_AUTO) |
1333 | 24b9469d | Agata Murawska | results["nic%s_link" % nic_id] = \
|
1334 | 24b9469d | Agata Murawska | nic_desc.get("link", constants.VALUE_AUTO)
|
1335 | a5ad5e58 | Apollon Oikonomopoulos | results["nic%s_network" % nic_id] = \
|
1336 | a5ad5e58 | Apollon Oikonomopoulos | nic_desc.get("network", constants.VALUE_AUTO)
|
1337 | 24b9469d | Agata Murawska | if nic_desc.get("mode") == "bridged": |
1338 | 24b9469d | Agata Murawska | results["nic%s_ip" % nic_id] = constants.VALUE_NONE
|
1339 | 24b9469d | Agata Murawska | else:
|
1340 | 24b9469d | Agata Murawska | results["nic%s_ip" % nic_id] = constants.VALUE_AUTO
|
1341 | 24b9469d | Agata Murawska | results["nic_count"] = str(len(self.options.nics)) |
1342 | 24b9469d | Agata Murawska | return results
|
1343 | 24b9469d | Agata Murawska | |
1344 | 99381e3b | Agata Murawska | def _ParseDiskOptions(self): |
1345 | 99381e3b | Agata Murawska | """Parses disk options given in a command line.
|
1346 | 99381e3b | Agata Murawska |
|
1347 | 99381e3b | Agata Murawska | @rtype: dict
|
1348 | 99381e3b | Agata Murawska | @return: dictionary of disk-related options
|
1349 | 99381e3b | Agata Murawska |
|
1350 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: disk description does not contain size
|
1351 | 99381e3b | Agata Murawska | information or size information is invalid or creation failed
|
1352 | 99381e3b | Agata Murawska |
|
1353 | 99381e3b | Agata Murawska | """
|
1354 | a002ed79 | Agata Murawska | CheckQemuImg() |
1355 | 99381e3b | Agata Murawska | assert self.options.disks |
1356 | 99381e3b | Agata Murawska | results = {} |
1357 | 99381e3b | Agata Murawska | for (disk_id, disk_desc) in self.options.disks: |
1358 | 99381e3b | Agata Murawska | results["disk%s_ivname" % disk_id] = "disk/%s" % disk_id |
1359 | 99381e3b | Agata Murawska | if disk_desc.get("size"): |
1360 | 99381e3b | Agata Murawska | try:
|
1361 | 99381e3b | Agata Murawska | disk_size = utils.ParseUnit(disk_desc["size"])
|
1362 | 99381e3b | Agata Murawska | except ValueError: |
1363 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Invalid disk size for disk %s: %s" % |
1364 | 2cfbc784 | Iustin Pop | (disk_id, disk_desc["size"]),
|
1365 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1366 | 99381e3b | Agata Murawska | new_path = utils.PathJoin(self.output_dir, str(disk_id)) |
1367 | 99381e3b | Agata Murawska | args = [ |
1368 | e68949b0 | Agata Murawska | constants.QEMUIMG_PATH, |
1369 | 99381e3b | Agata Murawska | "create",
|
1370 | 99381e3b | Agata Murawska | "-f",
|
1371 | 99381e3b | Agata Murawska | "raw",
|
1372 | 99381e3b | Agata Murawska | new_path, |
1373 | 99381e3b | Agata Murawska | disk_size, |
1374 | 99381e3b | Agata Murawska | ] |
1375 | 99381e3b | Agata Murawska | run_result = utils.RunCmd(args) |
1376 | 99381e3b | Agata Murawska | if run_result.failed:
|
1377 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Creation of disk %s failed, output was:" |
1378 | 2cfbc784 | Iustin Pop | " %s" % (new_path, run_result.stderr),
|
1379 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1380 | 99381e3b | Agata Murawska | results["disk%s_size" % disk_id] = str(disk_size) |
1381 | 99381e3b | Agata Murawska | results["disk%s_dump" % disk_id] = "disk%s.raw" % disk_id |
1382 | 99381e3b | Agata Murawska | else:
|
1383 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Disks created for import must have their" |
1384 | 2cfbc784 | Iustin Pop | " size specified",
|
1385 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1386 | 99381e3b | Agata Murawska | results["disk_count"] = str(len(self.options.disks)) |
1387 | 99381e3b | Agata Murawska | return results
|
1388 | 99381e3b | Agata Murawska | |
1389 | 99381e3b | Agata Murawska | def _GetDiskInfo(self): |
1390 | 99381e3b | Agata Murawska | """Gathers information about disks used by instance, perfomes conversion.
|
1391 | 99381e3b | Agata Murawska |
|
1392 | 99381e3b | Agata Murawska | @rtype: dict
|
1393 | 99381e3b | Agata Murawska | @return: dictionary of disk-related options
|
1394 | 99381e3b | Agata Murawska |
|
1395 | 99381e3b | Agata Murawska | @raise errors.OpPrereqError: disk is not in the same directory as .ovf file
|
1396 | 99381e3b | Agata Murawska |
|
1397 | 99381e3b | Agata Murawska | """
|
1398 | 99381e3b | Agata Murawska | results = {} |
1399 | 99381e3b | Agata Murawska | disks_list = self.ovf_reader.GetDisksNames()
|
1400 | 99381e3b | Agata Murawska | for (counter, (disk_name, disk_compression)) in enumerate(disks_list): |
1401 | 99381e3b | Agata Murawska | if os.path.dirname(disk_name):
|
1402 | 99381e3b | Agata Murawska | raise errors.OpPrereqError("Disks are not allowed to have absolute" |
1403 | 2cfbc784 | Iustin Pop | " paths or paths outside main OVF"
|
1404 | 2cfbc784 | Iustin Pop | " directory", errors.ECODE_ENVIRON)
|
1405 | 99381e3b | Agata Murawska | disk, _ = os.path.splitext(disk_name) |
1406 | 99381e3b | Agata Murawska | disk_path = utils.PathJoin(self.input_dir, disk_name)
|
1407 | fa337742 | Agata Murawska | if disk_compression not in NO_COMPRESSION: |
1408 | 99381e3b | Agata Murawska | _, disk_path = self._CompressDisk(disk_path, disk_compression,
|
1409 | 5ae4945a | Iustin Pop | DECOMPRESS) |
1410 | 99381e3b | Agata Murawska | disk, _ = os.path.splitext(disk) |
1411 | 99381e3b | Agata Murawska | if self._GetDiskQemuInfo(disk_path, "file format: (\S+)") != "raw": |
1412 | 99381e3b | Agata Murawska | logging.info("Conversion to raw format is required")
|
1413 | 99381e3b | Agata Murawska | ext, new_disk_path = self._ConvertDisk("raw", disk_path) |
1414 | 99381e3b | Agata Murawska | |
1415 | 99381e3b | Agata Murawska | final_disk_path = LinkFile(new_disk_path, prefix=disk, suffix=ext, |
1416 | 5ae4945a | Iustin Pop | directory=self.output_dir)
|
1417 | 99381e3b | Agata Murawska | final_name = os.path.basename(final_disk_path) |
1418 | 99381e3b | Agata Murawska | disk_size = os.path.getsize(final_disk_path) / (1024 * 1024) |
1419 | 99381e3b | Agata Murawska | results["disk%s_dump" % counter] = final_name
|
1420 | 99381e3b | Agata Murawska | results["disk%s_size" % counter] = str(disk_size) |
1421 | 99381e3b | Agata Murawska | results["disk%s_ivname" % counter] = "disk/%s" % str(counter) |
1422 | 99381e3b | Agata Murawska | if disks_list:
|
1423 | 99381e3b | Agata Murawska | results["disk_count"] = str(len(disks_list)) |
1424 | 99381e3b | Agata Murawska | return results
|
1425 | ced78a66 | Agata Murawska | |
1426 | ced78a66 | Agata Murawska | def Save(self): |
1427 | 864cf6bf | Agata Murawska | """Saves all the gathered information in a constant.EXPORT_CONF_FILE file.
|
1428 | 864cf6bf | Agata Murawska |
|
1429 | 864cf6bf | Agata Murawska | @raise errors.OpPrereqError: when saving to config file failed
|
1430 | 864cf6bf | Agata Murawska |
|
1431 | 864cf6bf | Agata Murawska | """
|
1432 | 864cf6bf | Agata Murawska | logging.info("Conversion was succesfull, saving %s in %s directory",
|
1433 | 864cf6bf | Agata Murawska | constants.EXPORT_CONF_FILE, self.output_dir)
|
1434 | 864cf6bf | Agata Murawska | results = { |
1435 | 864cf6bf | Agata Murawska | constants.INISECT_INS: {}, |
1436 | 864cf6bf | Agata Murawska | constants.INISECT_BEP: {}, |
1437 | 864cf6bf | Agata Murawska | constants.INISECT_EXP: {}, |
1438 | 864cf6bf | Agata Murawska | constants.INISECT_OSP: {}, |
1439 | 864cf6bf | Agata Murawska | constants.INISECT_HYP: {}, |
1440 | 864cf6bf | Agata Murawska | } |
1441 | 864cf6bf | Agata Murawska | |
1442 | 864cf6bf | Agata Murawska | results[constants.INISECT_INS].update(self.results_disk)
|
1443 | 24b9469d | Agata Murawska | results[constants.INISECT_INS].update(self.results_network)
|
1444 | 7bde29b5 | Agata Murawska | results[constants.INISECT_INS]["hypervisor"] = \
|
1445 | 7bde29b5 | Agata Murawska | self.results_hypervisor["hypervisor_name"] |
1446 | 864cf6bf | Agata Murawska | results[constants.INISECT_INS]["name"] = self.results_name |
1447 | 864cf6bf | Agata Murawska | if self.results_template: |
1448 | 864cf6bf | Agata Murawska | results[constants.INISECT_INS]["disk_template"] = self.results_template |
1449 | 7bde29b5 | Agata Murawska | if self.results_tags: |
1450 | 7bde29b5 | Agata Murawska | results[constants.INISECT_INS]["tags"] = self.results_tags |
1451 | 7bde29b5 | Agata Murawska | |
1452 | 7bde29b5 | Agata Murawska | results[constants.INISECT_BEP].update(self.results_backend)
|
1453 | 7bde29b5 | Agata Murawska | |
1454 | 7bde29b5 | Agata Murawska | results[constants.INISECT_EXP]["os"] = self.results_os["os_name"] |
1455 | 7bde29b5 | Agata Murawska | results[constants.INISECT_EXP]["version"] = self.results_version |
1456 | 7bde29b5 | Agata Murawska | |
1457 | 7bde29b5 | Agata Murawska | del self.results_os["os_name"] |
1458 | 7bde29b5 | Agata Murawska | results[constants.INISECT_OSP].update(self.results_os)
|
1459 | 7bde29b5 | Agata Murawska | |
1460 | 7bde29b5 | Agata Murawska | del self.results_hypervisor["hypervisor_name"] |
1461 | 7bde29b5 | Agata Murawska | results[constants.INISECT_HYP].update(self.results_hypervisor)
|
1462 | 864cf6bf | Agata Murawska | |
1463 | 864cf6bf | Agata Murawska | output_file_name = utils.PathJoin(self.output_dir,
|
1464 | 5ae4945a | Iustin Pop | constants.EXPORT_CONF_FILE) |
1465 | 864cf6bf | Agata Murawska | |
1466 | 864cf6bf | Agata Murawska | output = [] |
1467 | 864cf6bf | Agata Murawska | for section, options in results.iteritems(): |
1468 | 864cf6bf | Agata Murawska | output.append("[%s]" % section)
|
1469 | 864cf6bf | Agata Murawska | for name, value in options.iteritems(): |
1470 | 99381e3b | Agata Murawska | if value is None: |
1471 | 99381e3b | Agata Murawska | value = ""
|
1472 | 864cf6bf | Agata Murawska | output.append("%s = %s" % (name, value))
|
1473 | 864cf6bf | Agata Murawska | output.append("")
|
1474 | 864cf6bf | Agata Murawska | output_contents = "\n".join(output)
|
1475 | 864cf6bf | Agata Murawska | |
1476 | 864cf6bf | Agata Murawska | try:
|
1477 | 864cf6bf | Agata Murawska | utils.WriteFile(output_file_name, data=output_contents) |
1478 | 864cf6bf | Agata Murawska | except errors.ProgrammerError, err:
|
1479 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("Saving the config file failed: %s" % err, |
1480 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1481 | 864cf6bf | Agata Murawska | |
1482 | 864cf6bf | Agata Murawska | self.Cleanup()
|
1483 | ced78a66 | Agata Murawska | |
1484 | ced78a66 | Agata Murawska | |
1485 | 0963b26a | Agata Murawska | class ConfigParserWithDefaults(ConfigParser.SafeConfigParser): |
1486 | 0963b26a | Agata Murawska | """This is just a wrapper on SafeConfigParser, that uses default values
|
1487 | 0963b26a | Agata Murawska |
|
1488 | 0963b26a | Agata Murawska | """
|
1489 | 0963b26a | Agata Murawska | def get(self, section, options, raw=None, vars=None): # pylint: disable=W0622 |
1490 | 0963b26a | Agata Murawska | try:
|
1491 | 5ae4945a | Iustin Pop | result = ConfigParser.SafeConfigParser.get(self, section, options,
|
1492 | 5ae4945a | Iustin Pop | raw=raw, vars=vars)
|
1493 | 0963b26a | Agata Murawska | except ConfigParser.NoOptionError:
|
1494 | 0963b26a | Agata Murawska | result = None
|
1495 | 0963b26a | Agata Murawska | return result
|
1496 | 0963b26a | Agata Murawska | |
1497 | 0963b26a | Agata Murawska | def getint(self, section, options): |
1498 | 0963b26a | Agata Murawska | try:
|
1499 | 0963b26a | Agata Murawska | result = ConfigParser.SafeConfigParser.get(self, section, options)
|
1500 | 0963b26a | Agata Murawska | except ConfigParser.NoOptionError:
|
1501 | 0963b26a | Agata Murawska | result = 0
|
1502 | 0963b26a | Agata Murawska | return int(result) |
1503 | 0963b26a | Agata Murawska | |
1504 | 0963b26a | Agata Murawska | |
1505 | ced78a66 | Agata Murawska | class OVFExporter(Converter): |
1506 | 0963b26a | Agata Murawska | """Converter from Ganeti config file to OVF
|
1507 | 0963b26a | Agata Murawska |
|
1508 | 0963b26a | Agata Murawska | @type input_dir: string
|
1509 | 0963b26a | Agata Murawska | @ivar input_dir: directory in which the config.ini file resides
|
1510 | 0963b26a | Agata Murawska | @type output_dir: string
|
1511 | 0963b26a | Agata Murawska | @ivar output_dir: directory to which the results of conversion shall be
|
1512 | 0963b26a | Agata Murawska | written
|
1513 | 0963b26a | Agata Murawska | @type packed_dir: string
|
1514 | 0963b26a | Agata Murawska | @ivar packed_dir: if we want OVA package, this points to the real (i.e. not
|
1515 | 0963b26a | Agata Murawska | temp) output directory
|
1516 | 0963b26a | Agata Murawska | @type input_path: string
|
1517 | 0963b26a | Agata Murawska | @ivar input_path: complete path to the config.ini file
|
1518 | 0963b26a | Agata Murawska | @type output_path: string
|
1519 | 0963b26a | Agata Murawska | @ivar output_path: complete path to .ovf file
|
1520 | 0963b26a | Agata Murawska | @type config_parser: L{ConfigParserWithDefaults}
|
1521 | 0963b26a | Agata Murawska | @ivar config_parser: parser for the config.ini file
|
1522 | 7432d332 | Agata Murawska | @type reference_files: list
|
1523 | 7432d332 | Agata Murawska | @ivar reference_files: files referenced in the ovf file
|
1524 | b179ce72 | Agata Murawska | @type results_disk: list
|
1525 | b179ce72 | Agata Murawska | @ivar results_disk: list of dictionaries of disk options from config.ini
|
1526 | b179ce72 | Agata Murawska | @type results_network: list
|
1527 | b179ce72 | Agata Murawska | @ivar results_network: list of dictionaries of network options form config.ini
|
1528 | 0963b26a | Agata Murawska | @type results_name: string
|
1529 | 0963b26a | Agata Murawska | @ivar results_name: name of the instance
|
1530 | b179ce72 | Agata Murawska | @type results_vcpus: string
|
1531 | b179ce72 | Agata Murawska | @ivar results_vcpus: number of VCPUs
|
1532 | b179ce72 | Agata Murawska | @type results_memory: string
|
1533 | b179ce72 | Agata Murawska | @ivar results_memory: RAM memory in MB
|
1534 | b179ce72 | Agata Murawska | @type results_ganeti: dict
|
1535 | b179ce72 | Agata Murawska | @ivar results_ganeti: dictionary of Ganeti-specific options from config.ini
|
1536 | 0963b26a | Agata Murawska |
|
1537 | 0963b26a | Agata Murawska | """
|
1538 | ced78a66 | Agata Murawska | def _ReadInputData(self, input_path): |
1539 | 0963b26a | Agata Murawska | """Reads the data on which the conversion will take place.
|
1540 | 0963b26a | Agata Murawska |
|
1541 | 0963b26a | Agata Murawska | @type input_path: string
|
1542 | 0963b26a | Agata Murawska | @param input_path: absolute path to the config.ini input file
|
1543 | 0963b26a | Agata Murawska |
|
1544 | 0963b26a | Agata Murawska | @raise errors.OpPrereqError: error when reading the config file
|
1545 | 0963b26a | Agata Murawska |
|
1546 | 0963b26a | Agata Murawska | """
|
1547 | 0963b26a | Agata Murawska | input_dir = os.path.dirname(input_path) |
1548 | 0963b26a | Agata Murawska | self.input_path = input_path
|
1549 | 0963b26a | Agata Murawska | self.input_dir = input_dir
|
1550 | 0963b26a | Agata Murawska | if self.options.output_dir: |
1551 | 0963b26a | Agata Murawska | self.output_dir = os.path.abspath(self.options.output_dir) |
1552 | 0963b26a | Agata Murawska | else:
|
1553 | 0963b26a | Agata Murawska | self.output_dir = input_dir
|
1554 | 0963b26a | Agata Murawska | self.config_parser = ConfigParserWithDefaults()
|
1555 | 0963b26a | Agata Murawska | logging.info("Reading configuration from %s file", input_path)
|
1556 | 0963b26a | Agata Murawska | try:
|
1557 | 0963b26a | Agata Murawska | self.config_parser.read(input_path)
|
1558 | 0963b26a | Agata Murawska | except ConfigParser.MissingSectionHeaderError, err:
|
1559 | 0963b26a | Agata Murawska | raise errors.OpPrereqError("Error when trying to read %s: %s" % |
1560 | 2cfbc784 | Iustin Pop | (input_path, err), errors.ECODE_ENVIRON) |
1561 | 0963b26a | Agata Murawska | if self.options.ova_package: |
1562 | 0963b26a | Agata Murawska | self.temp_dir = tempfile.mkdtemp()
|
1563 | 0963b26a | Agata Murawska | self.packed_dir = self.output_dir |
1564 | 0963b26a | Agata Murawska | self.output_dir = self.temp_dir |
1565 | 0963b26a | Agata Murawska | |
1566 | 0963b26a | Agata Murawska | self.ovf_writer = OVFWriter(not self.options.ext_usage) |
1567 | 0963b26a | Agata Murawska | |
1568 | 0963b26a | Agata Murawska | def _ParseName(self): |
1569 | 0963b26a | Agata Murawska | """Parses name from command line options or config file.
|
1570 | 0963b26a | Agata Murawska |
|
1571 | 0963b26a | Agata Murawska | @rtype: string
|
1572 | 0963b26a | Agata Murawska | @return: name of Ganeti instance
|
1573 | 0963b26a | Agata Murawska |
|
1574 | 0963b26a | Agata Murawska | @raise errors.OpPrereqError: if name of the instance is not provided
|
1575 | 0963b26a | Agata Murawska |
|
1576 | 0963b26a | Agata Murawska | """
|
1577 | 0963b26a | Agata Murawska | if self.options.name: |
1578 | 0963b26a | Agata Murawska | name = self.options.name
|
1579 | 0963b26a | Agata Murawska | else:
|
1580 | 0963b26a | Agata Murawska | name = self.config_parser.get(constants.INISECT_INS, NAME)
|
1581 | 0963b26a | Agata Murawska | if name is None: |
1582 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("No instance name found", |
1583 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1584 | 0963b26a | Agata Murawska | return name
|
1585 | ced78a66 | Agata Murawska | |
1586 | b179ce72 | Agata Murawska | def _ParseVCPUs(self): |
1587 | b179ce72 | Agata Murawska | """Parses vcpus number from config file.
|
1588 | b179ce72 | Agata Murawska |
|
1589 | b179ce72 | Agata Murawska | @rtype: int
|
1590 | b179ce72 | Agata Murawska | @return: number of virtual CPUs
|
1591 | b179ce72 | Agata Murawska |
|
1592 | b179ce72 | Agata Murawska | @raise errors.OpPrereqError: if number of VCPUs equals 0
|
1593 | b179ce72 | Agata Murawska |
|
1594 | b179ce72 | Agata Murawska | """
|
1595 | b179ce72 | Agata Murawska | vcpus = self.config_parser.getint(constants.INISECT_BEP, VCPUS)
|
1596 | b179ce72 | Agata Murawska | if vcpus == 0: |
1597 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("No CPU information found", |
1598 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1599 | b179ce72 | Agata Murawska | return vcpus
|
1600 | b179ce72 | Agata Murawska | |
1601 | b179ce72 | Agata Murawska | def _ParseMemory(self): |
1602 | b179ce72 | Agata Murawska | """Parses vcpus number from config file.
|
1603 | b179ce72 | Agata Murawska |
|
1604 | b179ce72 | Agata Murawska | @rtype: int
|
1605 | b179ce72 | Agata Murawska | @return: amount of memory in MB
|
1606 | b179ce72 | Agata Murawska |
|
1607 | b179ce72 | Agata Murawska | @raise errors.OpPrereqError: if amount of memory equals 0
|
1608 | b179ce72 | Agata Murawska |
|
1609 | b179ce72 | Agata Murawska | """
|
1610 | b179ce72 | Agata Murawska | memory = self.config_parser.getint(constants.INISECT_BEP, MEMORY)
|
1611 | b179ce72 | Agata Murawska | if memory == 0: |
1612 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("No memory information found", |
1613 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1614 | b179ce72 | Agata Murawska | return memory
|
1615 | b179ce72 | Agata Murawska | |
1616 | b179ce72 | Agata Murawska | def _ParseGaneti(self): |
1617 | b179ce72 | Agata Murawska | """Parses Ganeti data from config file.
|
1618 | b179ce72 | Agata Murawska |
|
1619 | b179ce72 | Agata Murawska | @rtype: dictionary
|
1620 | b179ce72 | Agata Murawska | @return: dictionary of Ganeti-specific options
|
1621 | b179ce72 | Agata Murawska |
|
1622 | b179ce72 | Agata Murawska | """
|
1623 | b179ce72 | Agata Murawska | results = {} |
1624 | b179ce72 | Agata Murawska | # hypervisor
|
1625 | b179ce72 | Agata Murawska | results["hypervisor"] = {}
|
1626 | b179ce72 | Agata Murawska | hyp_name = self.config_parser.get(constants.INISECT_INS, HYPERV)
|
1627 | b179ce72 | Agata Murawska | if hyp_name is None: |
1628 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("No hypervisor information found", |
1629 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1630 | b179ce72 | Agata Murawska | results["hypervisor"]["name"] = hyp_name |
1631 | b179ce72 | Agata Murawska | pairs = self.config_parser.items(constants.INISECT_HYP)
|
1632 | b179ce72 | Agata Murawska | for (name, value) in pairs: |
1633 | b179ce72 | Agata Murawska | results["hypervisor"][name] = value
|
1634 | b179ce72 | Agata Murawska | # os
|
1635 | b179ce72 | Agata Murawska | results["os"] = {}
|
1636 | b179ce72 | Agata Murawska | os_name = self.config_parser.get(constants.INISECT_EXP, OS)
|
1637 | b179ce72 | Agata Murawska | if os_name is None: |
1638 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("No operating system information found", |
1639 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1640 | b179ce72 | Agata Murawska | results["os"]["name"] = os_name |
1641 | b179ce72 | Agata Murawska | pairs = self.config_parser.items(constants.INISECT_OSP)
|
1642 | b179ce72 | Agata Murawska | for (name, value) in pairs: |
1643 | b179ce72 | Agata Murawska | results["os"][name] = value
|
1644 | b179ce72 | Agata Murawska | # other
|
1645 | b179ce72 | Agata Murawska | others = [ |
1646 | b179ce72 | Agata Murawska | (constants.INISECT_INS, DISK_TEMPLATE, "disk_template"),
|
1647 | b179ce72 | Agata Murawska | (constants.INISECT_BEP, AUTO_BALANCE, "auto_balance"),
|
1648 | b179ce72 | Agata Murawska | (constants.INISECT_INS, TAGS, "tags"),
|
1649 | b179ce72 | Agata Murawska | (constants.INISECT_EXP, VERSION, "version"),
|
1650 | b179ce72 | Agata Murawska | ] |
1651 | b179ce72 | Agata Murawska | for (section, element, name) in others: |
1652 | b179ce72 | Agata Murawska | results[name] = self.config_parser.get(section, element)
|
1653 | b179ce72 | Agata Murawska | return results
|
1654 | b179ce72 | Agata Murawska | |
1655 | b179ce72 | Agata Murawska | def _ParseNetworks(self): |
1656 | b179ce72 | Agata Murawska | """Parses network data from config file.
|
1657 | b179ce72 | Agata Murawska |
|
1658 | b179ce72 | Agata Murawska | @rtype: list
|
1659 | b179ce72 | Agata Murawska | @return: list of dictionaries of network options
|
1660 | b179ce72 | Agata Murawska |
|
1661 | b179ce72 | Agata Murawska | @raise errors.OpPrereqError: then network mode is not recognized
|
1662 | b179ce72 | Agata Murawska |
|
1663 | b179ce72 | Agata Murawska | """
|
1664 | b179ce72 | Agata Murawska | results = [] |
1665 | b179ce72 | Agata Murawska | counter = 0
|
1666 | b179ce72 | Agata Murawska | while True: |
1667 | b179ce72 | Agata Murawska | data_link = \ |
1668 | 6e8091f9 | Dimitris Aragiorgis | self.config_parser.get(constants.INISECT_INS,
|
1669 | 6e8091f9 | Dimitris Aragiorgis | "nic%s_link" % counter)
|
1670 | b179ce72 | Agata Murawska | if data_link is None: |
1671 | b179ce72 | Agata Murawska | break
|
1672 | b179ce72 | Agata Murawska | results.append({ |
1673 | b179ce72 | Agata Murawska | "mode": self.config_parser.get(constants.INISECT_INS, |
1674 | 5ae4945a | Iustin Pop | "nic%s_mode" % counter),
|
1675 | b179ce72 | Agata Murawska | "mac": self.config_parser.get(constants.INISECT_INS, |
1676 | 5ae4945a | Iustin Pop | "nic%s_mac" % counter),
|
1677 | b179ce72 | Agata Murawska | "ip": self.config_parser.get(constants.INISECT_INS, |
1678 | 5ae4945a | Iustin Pop | "nic%s_ip" % counter),
|
1679 | 6e8091f9 | Dimitris Aragiorgis | "network": self.config_parser.get(constants.INISECT_INS, |
1680 | 6e8091f9 | Dimitris Aragiorgis | "nic%s_network" % counter),
|
1681 | 6e8091f9 | Dimitris Aragiorgis | "link": data_link,
|
1682 | b179ce72 | Agata Murawska | }) |
1683 | b179ce72 | Agata Murawska | if results[counter]["mode"] not in constants.NIC_VALID_MODES: |
1684 | b179ce72 | Agata Murawska | raise errors.OpPrereqError("Network mode %s not recognized" |
1685 | 2cfbc784 | Iustin Pop | % results[counter]["mode"],
|
1686 | 2cfbc784 | Iustin Pop | errors.ECODE_INVAL) |
1687 | b179ce72 | Agata Murawska | counter += 1
|
1688 | b179ce72 | Agata Murawska | return results
|
1689 | b179ce72 | Agata Murawska | |
1690 | b179ce72 | Agata Murawska | def _GetDiskOptions(self, disk_file, compression): |
1691 | b179ce72 | Agata Murawska | """Convert the disk and gather disk info for .ovf file.
|
1692 | b179ce72 | Agata Murawska |
|
1693 | b179ce72 | Agata Murawska | @type disk_file: string
|
1694 | b179ce72 | Agata Murawska | @param disk_file: name of the disk (without the full path)
|
1695 | b179ce72 | Agata Murawska | @type compression: bool
|
1696 | b179ce72 | Agata Murawska | @param compression: whether the disk should be compressed or not
|
1697 | b179ce72 | Agata Murawska |
|
1698 | b179ce72 | Agata Murawska | @raise errors.OpPrereqError: when disk image does not exist
|
1699 | b179ce72 | Agata Murawska |
|
1700 | b179ce72 | Agata Murawska | """
|
1701 | b179ce72 | Agata Murawska | disk_path = utils.PathJoin(self.input_dir, disk_file)
|
1702 | b179ce72 | Agata Murawska | results = {} |
1703 | b179ce72 | Agata Murawska | if not os.path.isfile(disk_path): |
1704 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("Disk image does not exist: %s" % disk_path, |
1705 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1706 | b179ce72 | Agata Murawska | if os.path.dirname(disk_file):
|
1707 | b179ce72 | Agata Murawska | raise errors.OpPrereqError("Path for the disk: %s contains a directory" |
1708 | 2cfbc784 | Iustin Pop | " name" % disk_path, errors.ECODE_ENVIRON)
|
1709 | b179ce72 | Agata Murawska | disk_name, _ = os.path.splitext(disk_file) |
1710 | b179ce72 | Agata Murawska | ext, new_disk_path = self._ConvertDisk(self.options.disk_format, disk_path) |
1711 | b179ce72 | Agata Murawska | results["format"] = self.options.disk_format |
1712 | 5ae4945a | Iustin Pop | results["virt-size"] = self._GetDiskQemuInfo( |
1713 | 5ae4945a | Iustin Pop | new_disk_path, "virtual size: \S+ \((\d+) bytes\)")
|
1714 | b179ce72 | Agata Murawska | if compression:
|
1715 | b179ce72 | Agata Murawska | ext2, new_disk_path = self._CompressDisk(new_disk_path, "gzip", |
1716 | 5ae4945a | Iustin Pop | COMPRESS) |
1717 | b179ce72 | Agata Murawska | disk_name, _ = os.path.splitext(disk_name) |
1718 | b179ce72 | Agata Murawska | results["compression"] = "gzip" |
1719 | b179ce72 | Agata Murawska | ext += ext2 |
1720 | b179ce72 | Agata Murawska | final_disk_path = LinkFile(new_disk_path, prefix=disk_name, suffix=ext, |
1721 | 5ae4945a | Iustin Pop | directory=self.output_dir)
|
1722 | b179ce72 | Agata Murawska | final_disk_name = os.path.basename(final_disk_path) |
1723 | b179ce72 | Agata Murawska | results["real-size"] = os.path.getsize(final_disk_path)
|
1724 | b179ce72 | Agata Murawska | results["path"] = final_disk_name
|
1725 | b179ce72 | Agata Murawska | self.references_files.append(final_disk_path)
|
1726 | b179ce72 | Agata Murawska | return results
|
1727 | b179ce72 | Agata Murawska | |
1728 | b179ce72 | Agata Murawska | def _ParseDisks(self): |
1729 | b179ce72 | Agata Murawska | """Parses disk data from config file.
|
1730 | b179ce72 | Agata Murawska |
|
1731 | b179ce72 | Agata Murawska | @rtype: list
|
1732 | b179ce72 | Agata Murawska | @return: list of dictionaries of disk options
|
1733 | b179ce72 | Agata Murawska |
|
1734 | b179ce72 | Agata Murawska | """
|
1735 | b179ce72 | Agata Murawska | results = [] |
1736 | b179ce72 | Agata Murawska | counter = 0
|
1737 | b179ce72 | Agata Murawska | while True: |
1738 | b179ce72 | Agata Murawska | disk_file = \ |
1739 | b179ce72 | Agata Murawska | self.config_parser.get(constants.INISECT_INS, "disk%s_dump" % counter) |
1740 | b179ce72 | Agata Murawska | if disk_file is None: |
1741 | b179ce72 | Agata Murawska | break
|
1742 | b179ce72 | Agata Murawska | results.append(self._GetDiskOptions(disk_file, self.options.compression)) |
1743 | b179ce72 | Agata Murawska | counter += 1
|
1744 | b179ce72 | Agata Murawska | return results
|
1745 | b179ce72 | Agata Murawska | |
1746 | ced78a66 | Agata Murawska | def Parse(self): |
1747 | 0963b26a | Agata Murawska | """Parses the data and creates a structure containing all required info.
|
1748 | 0963b26a | Agata Murawska |
|
1749 | 0963b26a | Agata Murawska | """
|
1750 | 0963b26a | Agata Murawska | try:
|
1751 | 0963b26a | Agata Murawska | utils.Makedirs(self.output_dir)
|
1752 | 0963b26a | Agata Murawska | except OSError, err: |
1753 | 0963b26a | Agata Murawska | raise errors.OpPrereqError("Failed to create directory %s: %s" % |
1754 | 2cfbc784 | Iustin Pop | (self.output_dir, err), errors.ECODE_ENVIRON)
|
1755 | 0963b26a | Agata Murawska | |
1756 | b179ce72 | Agata Murawska | self.references_files = []
|
1757 | 0963b26a | Agata Murawska | self.results_name = self._ParseName() |
1758 | b179ce72 | Agata Murawska | self.results_vcpus = self._ParseVCPUs() |
1759 | b179ce72 | Agata Murawska | self.results_memory = self._ParseMemory() |
1760 | b179ce72 | Agata Murawska | if not self.options.ext_usage: |
1761 | b179ce72 | Agata Murawska | self.results_ganeti = self._ParseGaneti() |
1762 | b179ce72 | Agata Murawska | self.results_network = self._ParseNetworks() |
1763 | b179ce72 | Agata Murawska | self.results_disk = self._ParseDisks() |
1764 | 0963b26a | Agata Murawska | |
1765 | 0963b26a | Agata Murawska | def _PrepareManifest(self, path): |
1766 | 0963b26a | Agata Murawska | """Creates manifest for all the files in OVF package.
|
1767 | 0963b26a | Agata Murawska |
|
1768 | 0963b26a | Agata Murawska | @type path: string
|
1769 | 0963b26a | Agata Murawska | @param path: path to manifesto file
|
1770 | 0963b26a | Agata Murawska |
|
1771 | 0963b26a | Agata Murawska | @raise errors.OpPrereqError: if error occurs when writing file
|
1772 | 0963b26a | Agata Murawska |
|
1773 | 0963b26a | Agata Murawska | """
|
1774 | 0963b26a | Agata Murawska | logging.info("Preparing manifest for the OVF package")
|
1775 | 0963b26a | Agata Murawska | lines = [] |
1776 | 0963b26a | Agata Murawska | files_list = [self.output_path]
|
1777 | 0963b26a | Agata Murawska | files_list.extend(self.references_files)
|
1778 | 0963b26a | Agata Murawska | logging.warning("Calculating SHA1 checksums, this may take a while")
|
1779 | 0963b26a | Agata Murawska | sha1_sums = utils.FingerprintFiles(files_list) |
1780 | 0963b26a | Agata Murawska | for file_path, value in sha1_sums.iteritems(): |
1781 | 0963b26a | Agata Murawska | file_name = os.path.basename(file_path) |
1782 | 0963b26a | Agata Murawska | lines.append("SHA1(%s)= %s" % (file_name, value))
|
1783 | 0963b26a | Agata Murawska | lines.append("")
|
1784 | 0963b26a | Agata Murawska | data = "\n".join(lines)
|
1785 | 0963b26a | Agata Murawska | try:
|
1786 | 0963b26a | Agata Murawska | utils.WriteFile(path, data=data) |
1787 | 0963b26a | Agata Murawska | except errors.ProgrammerError, err:
|
1788 | 2cfbc784 | Iustin Pop | raise errors.OpPrereqError("Saving the manifest file failed: %s" % err, |
1789 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1790 | 0963b26a | Agata Murawska | |
1791 | 0963b26a | Agata Murawska | @staticmethod
|
1792 | 0963b26a | Agata Murawska | def _PrepareTarFile(tar_path, files_list): |
1793 | 0963b26a | Agata Murawska | """Creates tarfile from the files in OVF package.
|
1794 | 0963b26a | Agata Murawska |
|
1795 | 0963b26a | Agata Murawska | @type tar_path: string
|
1796 | 0963b26a | Agata Murawska | @param tar_path: path to the resulting file
|
1797 | 0963b26a | Agata Murawska | @type files_list: list
|
1798 | 0963b26a | Agata Murawska | @param files_list: list of files in the OVF package
|
1799 | 0963b26a | Agata Murawska |
|
1800 | 0963b26a | Agata Murawska | """
|
1801 | 0963b26a | Agata Murawska | logging.info("Preparing tarball for the OVF package")
|
1802 | 0963b26a | Agata Murawska | open(tar_path, mode="w").close() |
1803 | 0963b26a | Agata Murawska | ova_package = tarfile.open(name=tar_path, mode="w")
|
1804 | fa337742 | Agata Murawska | for file_path in files_list: |
1805 | fa337742 | Agata Murawska | file_name = os.path.basename(file_path) |
1806 | fa337742 | Agata Murawska | ova_package.add(file_path, arcname=file_name) |
1807 | 0963b26a | Agata Murawska | ova_package.close() |
1808 | ced78a66 | Agata Murawska | |
1809 | ced78a66 | Agata Murawska | def Save(self): |
1810 | 0963b26a | Agata Murawska | """Saves the gathered configuration in an apropriate format.
|
1811 | 0963b26a | Agata Murawska |
|
1812 | 0963b26a | Agata Murawska | @raise errors.OpPrereqError: if unable to create output directory
|
1813 | 0963b26a | Agata Murawska |
|
1814 | 0963b26a | Agata Murawska | """
|
1815 | 0963b26a | Agata Murawska | output_file = "%s%s" % (self.results_name, OVF_EXT) |
1816 | 0963b26a | Agata Murawska | output_path = utils.PathJoin(self.output_dir, output_file)
|
1817 | 0963b26a | Agata Murawska | self.ovf_writer = OVFWriter(not self.options.ext_usage) |
1818 | 0963b26a | Agata Murawska | logging.info("Saving read data to %s", output_path)
|
1819 | 0963b26a | Agata Murawska | |
1820 | 0963b26a | Agata Murawska | self.output_path = utils.PathJoin(self.output_dir, output_file) |
1821 | 0963b26a | Agata Murawska | files_list = [self.output_path]
|
1822 | 0963b26a | Agata Murawska | |
1823 | 7432d332 | Agata Murawska | self.ovf_writer.SaveDisksData(self.results_disk) |
1824 | 7432d332 | Agata Murawska | self.ovf_writer.SaveNetworksData(self.results_network) |
1825 | 7432d332 | Agata Murawska | if not self.options.ext_usage: |
1826 | 7432d332 | Agata Murawska | self.ovf_writer.SaveGanetiData(self.results_ganeti, self.results_network) |
1827 | 7432d332 | Agata Murawska | |
1828 | 7432d332 | Agata Murawska | self.ovf_writer.SaveVirtualSystemData(self.results_name, self.results_vcpus, |
1829 | 5ae4945a | Iustin Pop | self.results_memory)
|
1830 | 7432d332 | Agata Murawska | |
1831 | 0963b26a | Agata Murawska | data = self.ovf_writer.PrettyXmlDump()
|
1832 | 0963b26a | Agata Murawska | utils.WriteFile(self.output_path, data=data)
|
1833 | 0963b26a | Agata Murawska | |
1834 | 0963b26a | Agata Murawska | manifest_file = "%s%s" % (self.results_name, MF_EXT) |
1835 | 0963b26a | Agata Murawska | manifest_path = utils.PathJoin(self.output_dir, manifest_file)
|
1836 | 0963b26a | Agata Murawska | self._PrepareManifest(manifest_path)
|
1837 | 0963b26a | Agata Murawska | files_list.append(manifest_path) |
1838 | 0963b26a | Agata Murawska | |
1839 | 0963b26a | Agata Murawska | files_list.extend(self.references_files)
|
1840 | 0963b26a | Agata Murawska | |
1841 | 0963b26a | Agata Murawska | if self.options.ova_package: |
1842 | 0963b26a | Agata Murawska | ova_file = "%s%s" % (self.results_name, OVA_EXT) |
1843 | 0963b26a | Agata Murawska | packed_path = utils.PathJoin(self.packed_dir, ova_file)
|
1844 | 0963b26a | Agata Murawska | try:
|
1845 | 0963b26a | Agata Murawska | utils.Makedirs(self.packed_dir)
|
1846 | 0963b26a | Agata Murawska | except OSError, err: |
1847 | 0963b26a | Agata Murawska | raise errors.OpPrereqError("Failed to create directory %s: %s" % |
1848 | 2cfbc784 | Iustin Pop | (self.packed_dir, err),
|
1849 | 2cfbc784 | Iustin Pop | errors.ECODE_ENVIRON) |
1850 | 0963b26a | Agata Murawska | self._PrepareTarFile(packed_path, files_list)
|
1851 | 0963b26a | Agata Murawska | logging.info("Creation of the OVF package was successfull")
|
1852 | 0963b26a | Agata Murawska | self.Cleanup() |