# -*- mode: python; -*-
import sipb_xen_database.models as models
from sipb_xen_database import connect
+import re
+import tempfile
+from subprocess import call
connect('postgres://sipb-xen@sipb-xen-dev.mit.edu/sipb_xen')
-# `machine_name' should get passed in from the xm create call
+prefix = "d_"
+
+# 'machine_name', and optionally 'cdrom_image', should get passed in
+# from the xm create call
+
+def check(b):
+ if not b:
+ import sys
+ sys.exit(1)
machine = models.Machine.get_by(name=machine_name)
+check(machine is not None)
machine_type = models.Type.get_by(type_id=machine.type_id)
memory = machine.memory
maxmem = memory
-name = machine.name
+check(re.match('^[A-Za-z0-9][A-Za-z0-9._-]*$', machine.name))
+name = prefix + machine.name
+check(re.match('^[0-9a-f-]+$', machine.uuid))
uuid = machine.uuid
vcpus = machine.cpus
diskioemu = ""
viftype = ""
+pae = machine_type.pae
+acpi = machine_type.acpi
+apic = machine_type.apic
+
+vif = []
+
+disk = []
+
if machine_type.hvm:
+ codepath = 'hvm'
+else:
+ codepath = 'paravm'
+
+if 'mirror' in locals(): #Installer
+ disk.append('phy:/dev/xenvg/d_foobar3_hda,hdb,r')
+
+ kernel = '/boot/vmlinuz-2.6.24-19-xen' #From hardy
+ ramdisk = '/boot/initrd.img-2.6.24-19-xen'
+
+ if not machine.nics:
+ raise RuntimeError('You must have a nic to autoinstall')
+ n = machine.nics[0]
+ extra = 'ro noresume'
+ extra += ' ip=%s::18.181.0.1:255.255.0.0:%s:eth0:off' % (n.ip, machine.name)
+ extra += ' mirror=%s dist=%s' % (mirror, dist)
+ extra += ' imagesize=%s' % imagesize
+ if 'noinstall' in locals():
+ extra += ' noinstall'
+ root = '/dev/hdb1'
+ codepath = None
+elif 'cdrom_image' in locals():
+ check(re.match('^[A-Za-z0-9][A-Za-z0-9_.-]*$', cdrom_image))
+ disk.append('file:/srv/images/' + cdrom_image + '.iso,hdc:cdrom,r')
+ boot = 'd'
+ codepath = 'hvm'
+
+if codepath == 'hvm':
ioemu = "ioemu:"
viftype = "type=ioemu, "
-
kernel = 'hvmloader'
builder = 'hvm'
vnc = 1
- device_model = 'qemu-dm'
-else:
- kernel = '/boot/vmlinuz-2.6.18-4-xen-amd64'
- ramdisk = '/boot/initrd.img-2.6.18-4-xen-amd64'
- builder = 'linux'
+ vncpasswd = 'moocow'
+ device_model = '/usr/sbin/qemu-dm-sipb'
+ serial = "pty"
+elif codepath == 'paravm':
+ bootloader = '/usr/lib/xen-default/bin/pygrub'
-pae = machine_type.pae
-acpi = machine_type.acpi
-apic = machine_type.apic
-
-vif = []
for n in machine.nics:
+ check(re.match('^[0-9a-fA-F:]+$', n.mac_addr) and re.match('^[0-9.]*$', n.ip))
d = '%smac=%s, ip=%s, bridge=xenbr0, script=vif-sipbroute' % (viftype, n.mac_addr, n.ip)
vif.append(d)
-disk = []
-
for d in machine.disks:
- device = 'xenvg/' + machine.name + '_' + d.guest_device_name
+ check(re.match('^[A-Za-z0-9]+$', d.guest_device_name))
+ device = '/dev/xenvg/' + prefix + machine.name + '_' + d.guest_device_name
dspec = 'phy:%s,%s%s,w' % (device, diskioemu, d.guest_device_name)
disk.append(dspec)
-restart = 'destroy'
-if machine.autorestart:
- restart = 'restart'
+usbdevice = 'tablet'
on_poweroff = 'destroy'
on_reboot = 'restart'
-on_crash = restart
+on_crash = 'destroy'
+if machine.autorestart:
+ on_crash = 'restart'