/*
* Convert an XM config record into a virDomainDef object.
*/
virDomainDefPtr
xenParseXM(virConfPtr conf,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt)
{
virDomainDefPtr def = NULL;
if (!(def = virDomainDefNew()))
return NULL;
def->virtType = VIR_DOMAIN_VIRT_XEN;
def->id = -1;
if (xenParseConfigCommon(conf, def, caps) < 0)
goto cleanup;
if (xenParseXMOS(conf, def) < 0)
goto cleanup;
if (xenParseXMDisk(conf, def) < 0)
goto cleanup;
if (xenParseXMInputDevs(conf, def) < 0)
goto cleanup;
if (virDomainDefPostParse(def, caps, VIR_DOMAIN_DEF_PARSE_ABI_UPDATE,
xmlopt) < 0)
goto cleanup;
return def;
cleanup:
virDomainDefFree(def);
return NULL;
}
virDomainDefPtr
lxcParseConfigString(const char *config,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt)
{
virDomainDefPtr vmdef = NULL;
virConfPtr properties = NULL;
virConfValuePtr value;
if (!(properties = virConfReadMem(config, 0, VIR_CONF_FLAG_LXC_FORMAT)))
return NULL;
if (!(vmdef = virDomainDefNew()))
goto error;
if (virUUIDGenerate(vmdef->uuid) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to generate uuid"));
goto error;
}
vmdef->id = -1;
virDomainDefSetMemoryTotal(vmdef, 64 * 1024);
vmdef->onReboot = VIR_DOMAIN_LIFECYCLE_RESTART;
vmdef->onCrash = VIR_DOMAIN_LIFECYCLE_CRASH_DESTROY;
vmdef->onPoweroff = VIR_DOMAIN_LIFECYCLE_DESTROY;
vmdef->virtType = VIR_DOMAIN_VIRT_LXC;
/* Value not handled by the LXC driver, setting to
* minimum required to make XML parsing pass */
if (virDomainDefSetVcpusMax(vmdef, 1) < 0)
goto error;
if (virDomainDefSetVcpus(vmdef, 1) < 0)
goto error;
vmdef->nfss = 0;
vmdef->os.type = VIR_DOMAIN_OSTYPE_EXE;
if ((value = virConfGetValue(properties, "lxc.arch")) && value->str) {
virArch arch = virArchFromString(value->str);
if (arch == VIR_ARCH_NONE && STREQ(value->str, "x86"))
arch = VIR_ARCH_I686;
else if (arch == VIR_ARCH_NONE && STREQ(value->str, "amd64"))
arch = VIR_ARCH_X86_64;
vmdef->os.arch = arch;
}
if (VIR_STRDUP(vmdef->os.init, "/sbin/init") < 0)
goto error;
if (!(value = virConfGetValue(properties, "lxc.utsname")) ||
!value->str || (VIR_STRDUP(vmdef->name, value->str) < 0))
goto error;
if (!vmdef->name && (VIR_STRDUP(vmdef->name, "unnamed") < 0))
goto error;
if (lxcSetRootfs(vmdef, properties) < 0)
goto error;
/* Look for fstab: we shouldn't have it */
if (virConfGetValue(properties, "lxc.mount")) {
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("lxc.mount found, use lxc.mount.entry lines instead"));
goto error;
}
/* Loop over lxc.mount.entry to add filesystem devices for them */
if (virConfWalk(properties, lxcFstabWalkCallback, vmdef) < 0)
goto error;
/* Network configuration */
if (lxcConvertNetworkSettings(vmdef, properties) < 0)
goto error;
/* Consoles */
if (lxcCreateConsoles(vmdef, properties) < 0)
goto error;
/* lxc.id_map */
if (virConfWalk(properties, lxcIdmapWalkCallback, vmdef) < 0)
goto error;
/* lxc.cgroup.memory.* */
if (lxcSetMemTune(vmdef, properties) < 0)
goto error;
/* lxc.cgroup.cpu.* */
if (lxcSetCpuTune(vmdef, properties) < 0)
goto error;
/* lxc.cgroup.cpuset.* */
if (lxcSetCpusetTune(vmdef, properties) < 0)
goto error;
/* lxc.cgroup.blkio.* */
if (lxcSetBlkioTune(vmdef, properties) < 0)
goto error;
/* lxc.cap.drop */
lxcSetCapDrop(vmdef, properties);
if (virDomainDefPostParse(vmdef, caps, VIR_DOMAIN_DEF_PARSE_ABI_UPDATE,
xmlopt) < 0)
goto cleanup;
goto cleanup;
error:
virDomainDefFree(vmdef);
vmdef = NULL;
cleanup:
virConfFree(properties);
return vmdef;
}
