+# -*- mode: python; -*-
import sipb_xen_database.models as models
+from sipb_xen_database import connect
+import re
+import tempfile
+from subprocess import call
-# `name' gets passed in from the xm create call
+connect('postgres://sipb-xen@sipb-xen-dev.mit.edu/sipb_xen')
+prefix = "d_"
-machine = models.Machine.get_by(name=name)
+# '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
if machine_type.hvm:
ioemu = "ioemu:"
- viftype = "type=ioemu"
+ viftype = "type=ioemu, "
kernel = 'hvmloader'
builder = 'hvm'
vnc = 1
- device_model = 'qemu-dm'
+ vncpasswd = 'moocow'
+ device_model = '/usr/sbin/qemu-dm-sipb'
else:
kernel = '/boot/vmlinuz-2.6.18-4-xen-amd64'
ramdisk = '/boot/initrd.img-2.6.18-4-xen-amd64'
vif = []
for n in machine.nics:
- d = '%s, mac=%s, ip=%s, bridge=xenbr0' % (viftype, n.mac_addr, n.ip)
- vif.append(disk)
+ 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]+$', d.guest_device_name))
+ device = '/dev/xenvg/' + prefix + machine.name + '_' + d.guest_device_name
dspec = 'phy:%s,%s%s,w' % (device, diskioemu, d.guest_device_name)
disk.append(dspec)
-restart = 'destroy'
-if machine.autorestart:
- restart = 'restart'
+if 'installer' in locals():
+ check(re.match('^[A-Za-z0-9][A-Za-z0-9_.-]*$', installer))
+ tmptree = tempfile.mkdtemp('', 'auto-install.', '/tmp')
+ call(['/usr/sbin/sipb-xen-make-iso', installer, tmptree]
+ + installer_options.split(' '))
+ disk.append('file:'+tmptree+'/install.iso,hdc:cdrom,r')
+ boot = 'd'
+
+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'
on_poweroff = 'destroy'
on_reboot = 'restart'
-on_crash = restart
+on_crash = 'destroy'
+if machine.autorestart:
+ on_crash = 'restart'