source: trunk/packages/invirt-xen-config/invirt-database @ 1372

Last change on this file since 1372 was 1262, checked in by broder, 15 years ago

Move the invirt-database Xen config script into invirt-xen-config

File size: 2.6 KB
RevLine 
[101]1# -*- mode: python; -*-
[829]2from invirt.database import models, connect
[842]3from invirt.config import structs as config
[109]4import re
[223]5import tempfile
6from subprocess import call
[24]7
[829]8connect()
[146]9prefix = "d_"
[24]10
[109]11# 'machine_name', and optionally 'cdrom_image', should get passed in
12# from the xm create call
13
14def check(b):
15    if not b:
[117]16        import sys
17        sys.exit(1)
[109]18
[1016]19machine = models.Machine.query().filter_by(name=machine_name).one()
[109]20check(machine is not None)
[1090]21machine_type = machine.type
22cdrom = None
23if 'cdrom_image' in locals():
[1101]24    cdrom = models.CDROM.query().filter_by(cdrom_id=cdrom_image).one()
[1090]25    check(cdrom is not None)
[24]26
27memory = machine.memory
28maxmem = memory
[109]29check(re.match('^[A-Za-z0-9][A-Za-z0-9._-]*$', machine.name))
[146]30name = prefix + machine.name
[109]31check(re.match('^[0-9a-f-]+$', machine.uuid))
[24]32uuid = machine.uuid
33
34vcpus = machine.cpus
35
[65]36diskioemu = ""
37viftype = ""
[24]38
[762]39pae = machine_type.pae
40acpi = machine_type.acpi
41apic = machine_type.apic
42
43vif = []
44
45disk = []
46
47if machine_type.hvm:
48    codepath = 'hvm'
49else:
50    codepath = 'paravm'
51
[1091]52if 'installer_options' in locals(): #Installer
[1079]53    disk.append('phy:/dev/xenvg/s_install_hda,hdb,r')
[762]54
55    kernel = '/boot/vmlinuz-2.6.24-19-xen' #From hardy
56    ramdisk = '/boot/initrd.img-2.6.24-19-xen'
57
58    if not machine.nics:
59        raise RuntimeError('You must have a nic to autoinstall')
60    n = machine.nics[0]
61    extra = 'ro noresume'
[842]62    extra += (' ip=%s::%s:%s:%s:eth0:off'
[1079]63         % (n.ip, config.dhcp.gateway, config.dhcp.netmask, machine.name))
[1098]64    extra += ' %s' % installer_options
[762]65    root = '/dev/hdb1'
66    codepath = None
[1090]67elif cdrom is not None:
[1126]68    disk.append('phy:/dev/xenvg/image_' + cdrom.cdrom_id + ',hdc:cdrom,r')
[762]69    boot = 'd'
70    codepath = 'hvm'
71
72if codepath == 'hvm':
[65]73    ioemu = "ioemu:"
[101]74    viftype = "type=ioemu, "
[1016]75    kernel = '/usr/lib/xen/boot/hvmloader'
[65]76    builder = 'hvm'
77    vnc = 1
[104]78    vncpasswd = 'moocow'
[1262]79    device_model = '/usr/sbin/qemu-dm-invirt'
[762]80    serial = "pty"
81elif codepath == 'paravm':
[1107]82    bootloader = '/usr/bin/pygrub'
[65]83
84
85for n in machine.nics:
[109]86    check(re.match('^[0-9a-fA-F:]+$', n.mac_addr) and re.match('^[0-9.]*$', n.ip))
[1262]87    d = '%smac=%s, ip=%s, script=vif-invirtroute' % (viftype, n.mac_addr, n.ip)
[84]88    vif.append(d)
[65]89
[24]90for d in machine.disks:
[109]91    check(re.match('^[A-Za-z0-9]+$', d.guest_device_name))
[146]92    device = '/dev/xenvg/' + prefix + machine.name + '_' + d.guest_device_name
[65]93    dspec = 'phy:%s,%s%s,w' % (device, diskioemu, d.guest_device_name)
[24]94    disk.append(dspec)
95
[433]96usbdevice = 'tablet'
97
[24]98on_poweroff = 'destroy'
99on_reboot = 'restart'
[109]100on_crash = 'destroy'
101if machine.autorestart:
102    on_crash = 'restart'
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