source: trunk/packages/sipb-xen-database/client/etc/xen/sipb-database @ 1055

Last change on this file since 1055 was 1016, checked in by broder, 16 years ago

Update /etc/xen/sipb-database to work with newer SQLAlchemy and Xen

File size: 2.7 KB
Line 
1# -*- mode: python; -*-
2from invirt.database import models, connect
3from invirt.config import structs as config
4import re
5import tempfile
6from subprocess import call
7
8connect()
9prefix = "d_"
10
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:
16        import sys
17        sys.exit(1)
18
19machine = models.Machine.query().filter_by(name=machine_name).one()
20check(machine is not None)
21machine_type = models.Type.query().filter_by(type_id=machine.type_id).one()
22
23memory = machine.memory
24maxmem = memory
25check(re.match('^[A-Za-z0-9][A-Za-z0-9._-]*$', machine.name))
26name = prefix + machine.name
27check(re.match('^[0-9a-f-]+$', machine.uuid))
28uuid = machine.uuid
29
30vcpus = machine.cpus
31
32diskioemu = ""
33viftype = ""
34
35pae = machine_type.pae
36acpi = machine_type.acpi
37apic = machine_type.apic
38
39vif = []
40
41disk = []
42
43if machine_type.hvm:
44    codepath = 'hvm'
45else:
46    codepath = 'paravm'
47
48if 'mirror' in locals(): #Installer
49    disk.append('phy:/dev/xenvg/d_foobar3_hda,hdb,r')
50
51    kernel = '/boot/vmlinuz-2.6.24-19-xen' #From hardy
52    ramdisk = '/boot/initrd.img-2.6.24-19-xen'
53
54    if not machine.nics:
55        raise RuntimeError('You must have a nic to autoinstall')
56    n = machine.nics[0]
57    extra = 'ro noresume'
58    extra += (' ip=%s::%s:%s:%s:eth0:off'
59         % (n.ip, config.network.gateway, config.network.netmask, machine.name))
60    extra += ' mirror=%s dist=%s' % (mirror, dist)
61    extra += ' imagesize=%s' % imagesize
62    if 'noinstall' in locals():
63        extra += ' noinstall'
64    root = '/dev/hdb1'
65    codepath = None
66elif 'cdrom_image' in locals():
67    check(re.match('^[A-Za-z0-9][A-Za-z0-9_.-]*$', cdrom_image))
68    disk.append('file:/srv/images/' + cdrom_image + '.iso,hdc:cdrom,r')
69    boot = 'd'
70    codepath = 'hvm'
71
72if codepath == 'hvm':
73    ioemu = "ioemu:"
74    viftype = "type=ioemu, "
75    kernel = '/usr/lib/xen/boot/hvmloader'
76    builder = 'hvm'
77    vnc = 1
78    vncpasswd = 'moocow'
79    device_model = '/usr/sbin/qemu-dm-sipb'
80    serial = "pty"
81elif codepath == 'paravm':
82    bootloader = '/usr/lib/xen-default/bin/pygrub'
83
84
85for n in machine.nics:
86    check(re.match('^[0-9a-fA-F:]+$', n.mac_addr) and re.match('^[0-9.]*$', n.ip))
87    d = '%smac=%s, ip=%s, bridge=xenbr0, script=vif-sipbroute' % (viftype, n.mac_addr, n.ip)
88    vif.append(d)
89
90for d in machine.disks:
91    check(re.match('^[A-Za-z0-9]+$', d.guest_device_name))
92    device = '/dev/xenvg/' + prefix + machine.name + '_' + d.guest_device_name
93    dspec = 'phy:%s,%s%s,w' % (device, diskioemu, d.guest_device_name)
94    disk.append(dspec)
95
96usbdevice = 'tablet'
97
98on_poweroff = 'destroy'
99on_reboot = 'restart'
100on_crash = 'destroy'
101if machine.autorestart:
102    on_crash = 'restart'
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