82 lines
2.4 KiB
Python
82 lines
2.4 KiB
Python
#
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# Copyright 2008 Sun Microsystems, Inc. All rights reserved.
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# Use is subject to license terms.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301 USA.
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#
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from virtconv import diskcfg
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VM_TYPE_UNKNOWN = 0
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VM_TYPE_PV = 1
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VM_TYPE_HVM = 2
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class vm(object):
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"""
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Generic configuration for a particular VM instance.
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At export, a plugin is guaranteed to have the at least the following
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values set (any others needed should be checked for, raising
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ValueError on failure):
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vm.name
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vm.description (defaults to empty string)
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vm.nr_vcpus (defaults to 1)
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vm.type
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vm.arch
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If vm.memory is set, it is in Mb units.
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"""
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name = None
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suffix = None
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def __init__(self):
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self.name = None
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self.description = None
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self.memory = None
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self.nr_vcpus = None
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self.disks = {}
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self.netdevs = {}
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self.type = VM_TYPE_HVM
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self.arch = "i686"
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self.noacpi = None
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self.noapic = None
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self.os_variant = None
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def validate(self):
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"""
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Validate all parameters, and fix up any unset values to meet the
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guarantees we make above.
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"""
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if not self.name:
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raise ValueError(_("VM name is not set"))
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if not self.description:
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self.description = ""
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if not self.nr_vcpus:
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self.nr_vcpus = 1
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if self.type == VM_TYPE_UNKNOWN:
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raise ValueError(_("VM type is not set"))
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if not self.arch:
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raise ValueError(_("VM arch is not set"))
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for (bus, inst), disk in sorted(self.disks.iteritems()):
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if disk.type == diskcfg.DISK_TYPE_DISK and not disk.path:
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raise ValueError(_("Disk %s:%s storage does not exist")
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% (bus, inst))
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