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8a7f4b8dc1
libvirt/src/opennebula/one_conf.c
Matthias Bolte 8ce5e2c1ab Remove conn parameter from virReportOOMError
2010-02-09 01:04:54 +01:00

284 lines
9.6 KiB
C
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/*----------------------------------------------------------------------------------*/
/* Copyright 2002-2009, Distributed Systems Architecture Group, Universidad
* Complutense de Madrid (dsa-research.org)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*-----------------------------------------------------------------------------------*/
#include <config.h>
#include <sys/utsname.h>
#include "virterror_internal.h"
#include "one_conf.h"
#include "buf.h"
#include "memory.h"
#include "util.h"
#define VIR_FROM_THIS VIR_FROM_ONE
/* --------------------------------------------------------------------------------- */
/**
* oneCapsInit initialize the driver capabilities
* @return a pointer to the driver capabilities NULL in case of error
*/
virCapsPtr oneCapsInit(void)
{
struct utsname utsname;
virCapsPtr caps;
virCapsGuestPtr guest;
uname(&utsname);
if ((caps = virCapabilitiesNew(utsname.machine,0,0)) == NULL)
{
goto no_memory;
}
virCapabilitiesSetMacPrefix(caps,(unsigned char[]){ 0x52, 0x54, 0x00 });
if ((guest = virCapabilitiesAddGuest(caps,
"hvm",
"i686",
32,
NULL,
NULL,
0,
NULL)) == NULL)
{
goto no_memory;
}
if (virCapabilitiesAddGuestDomain(guest,
"one",
NULL,
NULL,
0,
NULL) == NULL)
{
goto no_memory;
}
if ((guest = virCapabilitiesAddGuest(caps,
"hvm",
"x86_64",
64,
NULL,
NULL,
0,
NULL)) == NULL)
{
goto no_memory;
}
if (virCapabilitiesAddGuestDomain(guest,
"one",
NULL,
NULL,
0,
NULL) == NULL)
{
goto no_memory;
}
if ((guest = virCapabilitiesAddGuest(caps,
"xen",
"i686",
32,
NULL,
NULL,
0,
NULL)) == NULL)
{
goto no_memory;
}
if (virCapabilitiesAddGuestDomain(guest,
"one",
NULL,
NULL,
0,
NULL) == NULL)
{
goto no_memory;
}
return caps;
no_memory:
virCapabilitiesFree(caps);
return NULL;
}
/* --------------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------------- */
/**
* oneSubmitVM generates an OpenNebula description file and submits the new VM
* @param driver the OpenNebula driver
* @param vm the virtual machine pointer
* @return the OpenNebula ID for the new VM or -1 in case of error
*/
int oneSubmitVM(virConnectPtr conn,
one_driver_t* driver ATTRIBUTE_UNUSED,
virDomainObjPtr vm)
{
char* templ;
int oneid;
if ((templ = xmlOneTemplate(vm->def)) == NULL)
return -1;
if ((oneid = c_oneAllocateTemplate(templ)) < 0) {
oneError(conn, NULL, VIR_ERR_OPERATION_FAILED,
"%s", _("Error submitting virtual machine to OpenNebula"));
VIR_FREE(templ);
return -1;
}
VIR_FREE(templ);
return oneid;
}
/* --------------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------------- */
/**
* xmlOneTemplate Generate an OpenNebula template to deploy a VM from libvirt
* internal Domain definition.
* @param def Internal libvirt Domain definition
* @return OpenNebula VM template.
*/
char* xmlOneTemplate(virDomainDefPtr def)
{
int i;
virBuffer buf= VIR_BUFFER_INITIALIZER;
virBufferVSprintf(&buf,"#OpenNebula Template automatically generated by libvirt\nNAME = %s\nCPU = %ld\nMEMORY = %ld\n",
def->name,
def->vcpus,
(def->maxmem)/1024);
/*Optional Booting OpenNebula Information:*/
if (def->os.kernel) {
virBufferVSprintf(&buf,"OS=[ kernel = \"%s\"",def->os.kernel);
if (def->os.initrd)
virBufferVSprintf(&buf,",\n initrd = \"%s\"",def->os.initrd);
if (def->os.cmdline)
virBufferVSprintf(&buf,",\n kernel_cmd = \"%s\"",def->os.cmdline);
if (def->os.root)
virBufferVSprintf(&buf,",\n root = \"%s\"",def->os.root);
virBufferAddLit(&buf," ]\n");
}
/* set Disks & NICS */
for (i=0 ; i < def->ndisks ; i++) {
// missing source is only allowed at cdrom and floppy
if (def->disks[i]->device == VIR_DOMAIN_DISK_DEVICE_DISK) {
virBufferVSprintf(&buf, "DISK=[ type = disk,\n"
"\tsource = \"%s\",\n",
def->disks[i]->src);
}
else if (def->disks[i]->device == VIR_DOMAIN_DISK_DEVICE_CDROM) {
virBufferAddLit(&buf, "DISK=[ type = cdrom,\n");
if (def->disks[i]->src) virBufferVSprintf(&buf, "\tsource = \"%s\",\n",def->disks[i]->src);
}
else if (def->disks[i]->device == VIR_DOMAIN_DISK_DEVICE_FLOPPY) {
virBufferAddLit(&buf, "DISK=[ type = floppy,\n");
if (def->disks[i]->src) virBufferVSprintf(&buf, "\tsource = \"%s\",\n",def->disks[i]->src);
}
virBufferVSprintf(&buf, "\ttarget = \"%s\",\n"
"\treadonly =",
def->disks[i]->dst);
if (def->disks[i]->readonly)
virBufferAddLit(&buf,"\"yes\"]\n");
else
virBufferAddLit(&buf,"\"no\"]\n");
}
for (i=0 ; i< def->nnets ; i++)
{
if (!def->nets[i]) {
continue;
}
switch(def->nets[i]->type)
{
case VIR_DOMAIN_NET_TYPE_BRIDGE:
virBufferVSprintf(&buf,"NIC=[ bridge =\"%s\",\n",def->nets[i]->data.bridge.brname);
if (def->nets[i]->ifname)
virBufferVSprintf(&buf," target =\"%s\",\n",def->nets[i]->ifname);
virBufferVSprintf(&buf," mac =\"%02x:%02x:%02x:%02x:%02x:%02x\" ]\n",
def->nets[i]->mac[0],def->nets[i]->mac[1],
def->nets[i]->mac[2],def->nets[i]->mac[3],
def->nets[i]->mac[4],def->nets[i]->mac[5]);
break;
case VIR_DOMAIN_NET_TYPE_NETWORK:
virBufferVSprintf(&buf,"NIC=[ network=\"%s\"",def->nets[i]->data.network.name);
if (def->nets[i]->ifname)
virBufferVSprintf(&buf,",\n target =\"%s\"",def->nets[i]->ifname);
virBufferAddLit(&buf," ]\n");
break;
default: break;
}
}
for(i=0;i<def->ngraphics;i++) {
if (def->graphics[i] == NULL)
continue;
if (def->graphics[i]->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC) {
virBufferAddLit(&buf,"GRAPHICS = [\n type = \"vnc\"");
if (def->graphics[i]->data.vnc.listenAddr != NULL)
virBufferVSprintf(&buf,",\n listen = \"%s\"",
def->graphics[i]->data.vnc.listenAddr);
if (def->graphics[i]->data.vnc.autoport == 0)
virBufferVSprintf(&buf,",\n port = \"%d\"",
def->graphics[i]->data.vnc.port);
if (def->graphics[i]->data.vnc.passwd != NULL)
virBufferVSprintf(&buf,",\n passwd = \"%s\"",
def->graphics[i]->data.vnc.passwd);
virBufferAddLit(&buf," ]\n");
}
else //graphics.type==VIR_DOMAIN_GRAPHICS_TYPE_SDL
virBufferAddLit(&buf,"GRAPHICS = [\n type = \"sdl\" ]\n");
}
if (virBufferError(&buf))
goto no_memory;
return virBufferContentAndReset(&buf);
no_memory:
virReportOOMError();
virBufferFreeAndReset(&buf);
return NULL;
};
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