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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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# 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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# 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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# 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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import virtconv.formats as formats
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import virtconv.vmcfg as vmcfg
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import virtconv.diskcfg as diskcfg
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import virtconv.netdevcfg as netdevcfg
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def parse_netdev_entry(vm, fullkey, value):
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Parse a particular key/value for a network. Throws ValueError.
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ignore, ignore, inst, key = re.split("^(ethernet)([0-9]+).", fullkey)
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lvalue = value.lower()
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if key == "present" and lvalue == "false":
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if not vm.netdevs.get(inst):
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vm.netdevs[inst] = netdevcfg.netdev(type = netdevcfg.NETDEV_TYPE_UNKNOWN)
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# "vlance", "vmxnet", "e1000"
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if key == "virtualDev":
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vm.netdevs[inst].driver = lvalue
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if key == "addressType" and lvalue == "generated":
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vm.netdevs[inst].mac = "auto"
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# we ignore .generatedAddress for auto mode
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vm.netdevs[inst].mac = lvalue
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def parse_disk_entry(vm, fullkey, value):
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Parse a particular key/value for a disk. FIXME: this should be a
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# skip bus values, e.g. 'scsi0.present = "TRUE"'
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if re.match(r"^(scsi|ide)[0-9]+[^:]", fullkey):
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ignore, bus, bus_nr, inst, key = re.split(r"^(scsi|ide)([0-9]+):([0-9]+)\.",
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lvalue = value.lower()
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if key == "present" and lvalue == "false":
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# Does anyone else think it's scary that we're still doing things
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inst = int(inst) + int(bus_nr) * 2
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if not vm.disks.get(devid):
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vm.disks[devid] = diskcfg.disk(bus = bus,
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type = diskcfg.DISK_TYPE_DISK)
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if key == "deviceType":
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if lvalue == "atapi-cdrom" or lvalue == "cdrom-raw":
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vm.disks[devid].type = diskcfg.DISK_TYPE_CDROM
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elif lvalue == "cdrom-image":
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vm.disks[devid].type = diskcfg.DISK_TYPE_ISO
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vm.disks[devid].path = value
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vm.disks[devid].format = diskcfg.DISK_FORMAT_RAW
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if lvalue.endswith(".vmdk"):
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vm.disks[devid].format = diskcfg.DISK_FORMAT_VMDK
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class vmx_parser(formats.parser):
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Support for VMWare .vmx files. Note that documentation is
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particularly sparse on this format, with pretty much the best
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resource being http://sanbarrow.com/vmx.html
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def identify_file(input_file):
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Return True if the given file is of this format.
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infile = open(input_file, "r")
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line = infile.readline()
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# some .vmx files don't bother with the header
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if re.match(r'^config.version\s+=', line):
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return re.match(r'^#!\s*/usr/bin/vm(ware|player)', line) is not None
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def import_file(input_file):
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Import a configuration file. Raises if the file couldn't be
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opened, or parsing otherwise failed.
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infile = open(input_file, "r")
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contents = infile.readlines()
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# strip out comment and blank lines for easy splitting of values
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for line in contents:
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if not line.strip() or line.startswith("#"):
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# split out all remaining entries of key = value form
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for (line_nr, line) in enumerate(lines):
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before_eq, after_eq = line.split("=", 1)
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key = before_eq.strip()
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value = after_eq.strip().strip('"')
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if key.startswith("scsi") or key.startswith("ide"):
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parse_disk_entry(vm, key, value)
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if key.startswith("ethernet"):
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parse_netdev_entry(vm, key, value)
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raise Exception("Syntax error at line %d: %s" %
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(line_nr + 1, line.strip()))
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for devid, disk in vm.disks.iteritems():
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if disk.type == diskcfg.DISK_TYPE_DISK:
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# vmx files often have dross left in path for CD entries
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if (disk.path == "auto detect" or
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not os.path.exists(disk.path)):
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vm.disks[devid].path = None
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if not config.get("displayName"):
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raise ValueError("No displayName defined in \"%s\"" % input_file)
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vm.name = config.get("displayName")
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vm.memory = config.get("memsize")
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vm.description = config.get("annotation")
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vm.nr_vcpus = config.get("numvcpus")
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def export_file(vm, output_file):
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Export a configuration file.
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@vm vm configuration instance
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Raises ValueError if configuration is not suitable, or another
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exception on failure to write the output file.
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raise NotImplementedError
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formats.register_parser(vmx_parser)
added
removed
virtconv/parsers/vmx.py
