mirror of
https://github.com/xen-project/xen.git
synced 2026-10-29 02:30:03 +01:00
205 lines
7.7 KiB
Python
Executable File
205 lines
7.7 KiB
Python
Executable File
from xen.sv.Wizard import *
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from xen.sv.util import *
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from xen.sv.GenTabbed import PreTab
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from xen.xm.create import make_config, OptVals
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from xen.xend.XendClient import server
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class CreateDomain( Wizard ):
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def __init__( self, urlWriter ):
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sheets = [ CreatePage0,
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CreatePage1,
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CreatePage2,
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CreatePage3,
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CreatePage4,
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CreateFinish ]
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Wizard.__init__( self, urlWriter, "Create Domain", sheets )
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def op_finish( self, request ):
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pass
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class CreatePage0( Sheet ):
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title = "General"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "General", 0 )
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self.addControl( InputControl( 'name', 'VM Name', 'VM Name:', "[\\w|\\S]+", "You must enter a name in this field" ) )
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self.addControl( InputControl( 'memory', '64', 'Memory (Mb):', "[\\d]+", "You must enter a number in this field" ) )
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self.addControl( InputControl( 'cpu', '0', 'CPU:', "[\\d]+", "You must enter a number in this feild" ) )
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self.addControl( InputControl( 'cpu_weight', '1', 'CPU Weight:', "[\\d]+", "You must enter a number in this feild" ) )
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self.addControl( InputControl( 'vcpus', '1', 'Virtual CPUs:', '[\\d]+', "You must enter a number in this feild") )
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class CreatePage1( Sheet ):
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title = "Setup Kernel Image"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "Setup Kernel Image", 1 )
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self.addControl( ListControl( 'builder', [('linux', 'Linux'), ('netbsd', 'NetBSD')], 'Domain Builder:' ) )
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self.addControl( FileControl( 'kernel', '/boot/vmlinuz-2.6.12-xenU', 'Kernel Image:' ) )
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self.addControl( InputControl( 'extra', '', 'Kernel Command Line Parameters:' ) )
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self.addControl( ListControl( 'use-initrd', [('yes', 'Yes'), ('no', 'No')], 'Use an Initial Ram Disk?:' ) )
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self.addControl( FileControl( 'initrd', '/boot/initrd-2.6.12-xenU.img', 'Initial Ram Disk:' ) )
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def validate( self, request ):
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if not self.passback: self.parseForm( request )
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check = True
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request.write( previous_values.get( '>>>>>use-initrd' ) )
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previous_values = ssxp2hash( string2sxp( self.passback ) ) #get the map for quick reference
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if DEBUG: print previous_values
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for (feild, control) in self.feilds:
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if feild == 'initrd' and previous_values.get( 'use-initrd' ) != 'no':
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request.write( previous_values.get( '>>>>>use-initrd' ) )
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if control.validate( previous_values.get( feild ) ):
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check = False
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elif not control.validate( previous_values.get( feild ) ):
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check = False
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if DEBUG: print "> %s = %s" % (feild, previous_values.get( feild ))
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return check
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class CreatePage2( Sheet ):
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title = "Choose number of VBDS"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "Setup Virtual Block Device", 2 )
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self.addControl( InputControl( 'num_vbds', '1', 'Number of VBDs:', '[\\d]+', "You must enter a number in this field" ) )
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class CreatePage3( Sheet ):
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title = "Setup VBDS"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "Setup Virtual Block Device", 3 )
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def write_BODY( self, request ):
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if not self.passback: self.parseForm( request )
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previous_values = sxp2hash( string2sxp( self.passback ) ) #get the hash for quick reference
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num_vbds = previous_values.get( 'num_vbds' )
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for i in range( int( num_vbds ) ):
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self.addControl( InputControl( 'vbd%s_dom0' % i, 'phy:sda%s' % str(i + 1), 'Device %s name:' % i ) )
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self.addControl( InputControl( 'vbd%s_domU' % i, 'sda%s' % str(i + 1), 'Virtualized device %s:' % i ) )
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self.addControl( ListControl( 'vbd%s_mode' % i, [('w', 'Read + Write'), ('r', 'Read Only')], 'Device %s mode:' % i ) )
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self.addControl( InputControl( 'root', '/dev/sda1', 'Root device (in VM):' ) )
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Sheet.write_BODY( self, request )
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class CreatePage4( Sheet ):
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title = "Network Setting"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "Network settings", 4 )
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self.addControl( ListControl( 'dhcp', [('off', 'No'), ('dhcp', 'Yes')], 'Use DHCP:' ) )
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self.addControl( InputControl( 'hostname', 'hostname', 'VM Hostname:' ) )
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self.addControl( InputControl( 'ip_addr', '1.2.3.4', 'VM IP Address:' ) )
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self.addControl( InputControl( 'ip_subnet', '255.255.255.0', 'VM Subnet Mask:' ) )
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self.addControl( InputControl( 'ip_gateway', '1.2.3.4', 'VM Gateway:' ) )
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self.addControl( InputControl( 'ip_nfs', '1.2.3.4', 'NFS Server:' ) )
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class CreateFinish( Sheet ):
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title = "Finish"
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def __init__( self, urlWriter ):
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Sheet.__init__( self, urlWriter, "All Done", 5 )
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def write_BODY( self, request ):
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if not self.passback: self.parseForm( request )
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xend_sxp = self.translate_sxp( string2sxp( self.passback ) )
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request.write( "<pre>%s</pre>" % sxp2prettystring( xend_sxp ) )
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try:
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server.xend_domain_create( xend_sxp )
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request.write( "<p>You domain had been successfully created.</p>" )
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except Exception, e:
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request.write( "<p>There was an error creating your domain.<br/>The configuration used is as follows:\n</p>" )
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request.write( "<pre>%s</pre>" % sxp2prettystring( xend_sxp ) )
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request.write( "<p>The error was:</p>" )
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request.write( "<pre>%s</pre>" % str( e ) )
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request.write( "<input type='hidden' name='passback' value=\"%s\"></p>" % self.passback )
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request.write( "<input type='hidden' name='sheet' value='%s'></p>" % self.location )
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def translate_sxp( self, fin_sxp ):
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fin_hash = ssxp2hash( fin_sxp )
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def get( key ):
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ret = fin_hash.get( key )
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if ret:
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return ret
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else:
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return ""
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vals = OptVals()
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vals.name = get( 'name' )
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vals.memory = get( 'memory' )
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vals.maxmem = get( 'maxmem' )
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vals.cpu = get( 'cpu' )
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vals.cpu_weight = get( 'cpu_weight' )
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vals.vcpus = get( 'vcpus' )
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vals.builder = get( 'builder' )
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vals.kernel = get( 'kernel' )
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vals.root = get( 'root' )
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vals.extra = get( 'extra' )
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#setup vbds
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vbds = []
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for i in range( int( get( 'num_vbds' ) ) ):
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vbds.append( ( get( 'vbd%s_dom0' % i ), get('vbd%s_domU' % i ), get( 'vbd%s_mode' % i ), None ) )
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vals.disk = vbds
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#misc
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vals.pci = []
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vals.blkif = None
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vals.netif = None
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vals.restart = None
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vals.console = None
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vals.ramdisk = None
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vals.ssidref = -1
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vals.bootloader = None
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vals.usb = []
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#setup vifs
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vals.vif = []
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vals.nics = 1
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ip = get( 'ip_addr' )
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nfs = get( 'ip_nfs' )
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gate = get( 'ip_gateway' )
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mask = get( 'ip_subnet' )
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host = get( 'hostname' )
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dhcp = get( 'dhcp' )
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vals.cmdline_ip = "%s:%s:%s:%s:%s:eth0:%s" % (ip, nfs, gate, mask, host, dhcp)
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opts = None
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try:
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return make_config( opts, vals )
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except Exception, e:
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return [["There was an error creating the domain config SXP. This is typically due to an interface change in xm/create.py:make_config", e]]
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