static int
openvzDomainCreateWithFlags(virDomainPtr dom, unsigned int flags)
{
struct openvz_driver *driver = dom->conn->privateData;
virDomainObjPtr vm;
const char *prog[] = {VZCTL, "--quiet", "start", PROGRAM_SENTINAL, NULL };
int ret = -1;
int status;
virCheckFlags(0, -1);
openvzDriverLock(driver);
vm = virDomainFindByName(&driver->domains, dom->name);
openvzDriverUnlock(driver);
if (!vm) {
openvzError(VIR_ERR_NO_DOMAIN, "%s",
_("no domain with matching id"));
goto cleanup;
}
if (openvzGetVEStatus(vm, &status, NULL) == -1)
goto cleanup;
if (status != VIR_DOMAIN_SHUTOFF) {
openvzError(VIR_ERR_OPERATION_DENIED, "%s",
_("domain is not in shutoff state"));
goto cleanup;
}
openvzSetProgramSentinal(prog, vm->def->name);
if (virRun(prog, NULL) < 0) {
goto cleanup;
}
vm->pid = strtoI(vm->def->name);
vm->def->id = vm->pid;
dom->id = vm->pid;
virDomainObjSetState(vm, VIR_DOMAIN_RUNNING, VIR_DOMAIN_RUNNING_BOOTED);
ret = 0;
cleanup:
if (vm)
virDomainObjUnlock(vm);
return ret;
}
static int
openvzDomainSetNetworkConfig(virConnectPtr conn,
virDomainDefPtr def)
{
unsigned int i;
virBuffer buf = VIR_BUFFER_INITIALIZER;
char *param;
int first = 1;
struct openvz_driver *driver = conn->privateData;
for (i = 0 ; i < def->nnets ; i++) {
if (driver->version < VZCTL_BRIDGE_MIN_VERSION &&
def->nets[i]->type == VIR_DOMAIN_NET_TYPE_BRIDGE) {
if (first)
first = 0;
else
virBufferAddLit(&buf, ";");
}
if (openvzDomainSetNetwork(conn, def->name, def->nets[i], &buf) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not configure network"));
goto exit;
}
}
if (driver->version < VZCTL_BRIDGE_MIN_VERSION && def->nnets) {
param = virBufferContentAndReset(&buf);
if (param) {
if (openvzWriteVPSConfigParam(strtoI(def->name), "NETIF", param) < 0) {
VIR_FREE(param);
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("cannot replace NETIF config"));
return -1;
}
VIR_FREE(param);
}
}
return 0;
exit:
virBufferFreeAndReset(&buf);
return -1;
}
static int
openvzDomainGetAutostart(virDomainPtr dom, int *autostart)
{
struct openvz_driver *driver = dom->conn->privateData;
virDomainObjPtr vm;
char *value = NULL;
int ret = -1;
openvzDriverLock(driver);
vm = virDomainFindByUUID(&driver->domains, dom->uuid);
openvzDriverUnlock(driver);
if (!vm) {
openvzError(VIR_ERR_NO_DOMAIN, "%s",
_("no domain with matching uuid"));
goto cleanup;
}
if (openvzReadVPSConfigParam(strtoI(vm->def->name), "ONBOOT", &value) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not read container config"));
goto cleanup;
}
*autostart = 0;
if (STREQ(value,"yes"))
*autostart = 1;
ret = 0;
cleanup:
VIR_FREE(value);
if (vm)
virDomainObjUnlock(vm);
return ret;
}
static virDomainPtr
openvzDomainCreateXML(virConnectPtr conn, const char *xml,
unsigned int flags)
{
struct openvz_driver *driver = conn->privateData;
virDomainDefPtr vmdef = NULL;
virDomainObjPtr vm = NULL;
virDomainPtr dom = NULL;
const char *progstart[] = {VZCTL, "--quiet", "start", PROGRAM_SENTINAL, NULL};
virCheckFlags(0, NULL);
openvzDriverLock(driver);
if ((vmdef = virDomainDefParseString(driver->caps, xml,
1 << VIR_DOMAIN_VIRT_OPENVZ,
VIR_DOMAIN_XML_INACTIVE)) == NULL)
goto cleanup;
vm = virDomainFindByName(&driver->domains, vmdef->name);
if (vm) {
openvzError(VIR_ERR_OPERATION_FAILED,
_("Already an OPENVZ VM defined with the id '%s'"),
vmdef->name);
goto cleanup;
}
if (!(vm = virDomainAssignDef(driver->caps,
&driver->domains, vmdef, false)))
goto cleanup;
vmdef = NULL;
/* All OpenVZ domains seem to be persistent - this is a bit of a violation
* of this libvirt API which is intended for transient domain creation */
vm->persistent = 1;
if (openvzSetInitialConfig(vm->def) < 0) {
VIR_ERROR(_("Error creating initial configuration"));
goto cleanup;
}
if (openvzSetDefinedUUID(strtoI(vm->def->name), vm->def->uuid) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not set UUID"));
goto cleanup;
}
if (openvzDomainSetNetworkConfig(conn, vm->def) < 0)
goto cleanup;
openvzSetProgramSentinal(progstart, vm->def->name);
if (virRun(progstart, NULL) < 0) {
goto cleanup;
}
vm->pid = strtoI(vm->def->name);
vm->def->id = vm->pid;
virDomainObjSetState(vm, VIR_DOMAIN_RUNNING, VIR_DOMAIN_RUNNING_BOOTED);
if (vm->def->maxvcpus > 0) {
if (openvzDomainSetVcpusInternal(vm, vm->def->maxvcpus) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not set number of virtual cpu"));
goto cleanup;
}
}
dom = virGetDomain(conn, vm->def->name, vm->def->uuid);
if (dom)
dom->id = vm->def->id;
cleanup:
virDomainDefFree(vmdef);
if (vm)
virDomainObjUnlock(vm);
openvzDriverUnlock(driver);
return dom;
}
static virDomainPtr
openvzDomainDefineXML(virConnectPtr conn, const char *xml)
{
struct openvz_driver *driver = conn->privateData;
virDomainDefPtr vmdef = NULL;
virDomainObjPtr vm = NULL;
virDomainPtr dom = NULL;
openvzDriverLock(driver);
if ((vmdef = virDomainDefParseString(driver->caps, xml,
1 << VIR_DOMAIN_VIRT_OPENVZ,
VIR_DOMAIN_XML_INACTIVE)) == NULL)
goto cleanup;
vm = virDomainFindByName(&driver->domains, vmdef->name);
if (vm) {
openvzError(VIR_ERR_OPERATION_FAILED,
_("Already an OPENVZ VM active with the id '%s'"),
vmdef->name);
goto cleanup;
}
if (!(vm = virDomainAssignDef(driver->caps,
&driver->domains, vmdef, false)))
goto cleanup;
vmdef = NULL;
vm->persistent = 1;
if (openvzSetInitialConfig(vm->def) < 0) {
VIR_ERROR(_("Error creating initial configuration"));
goto cleanup;
}
/* TODO: set quota */
if (openvzSetDefinedUUID(strtoI(vm->def->name), vm->def->uuid) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not set UUID"));
goto cleanup;
}
if (openvzDomainSetNetworkConfig(conn, vm->def) < 0)
goto cleanup;
if (vm->def->vcpus != vm->def->maxvcpus) {
openvzError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("current vcpu count must equal maximum"));
goto cleanup;
}
if (vm->def->maxvcpus > 0) {
if (openvzDomainSetVcpusInternal(vm, vm->def->maxvcpus) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not set number of virtual cpu"));
goto cleanup;
}
}
if (vm->def->mem.cur_balloon > 0) {
if (openvzDomainSetMemoryInternal(vm, vm->def->mem.cur_balloon) < 0) {
openvzError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not set memory size"));
goto cleanup;
}
}
dom = virGetDomain(conn, vm->def->name, vm->def->uuid);
if (dom)
dom->id = -1;
cleanup:
virDomainDefFree(vmdef);
if (vm)
virDomainObjUnlock(vm);
openvzDriverUnlock(driver);
return dom;
}
int openvzLoadDomains(struct openvz_driver *driver)
{
int veid, ret;
char *status;
char uuidstr[VIR_UUID_STRING_BUFLEN];
virDomainObjPtr dom = NULL;
virDomainDefPtr def = NULL;
char *temp = NULL;
char *outbuf = NULL;
char *line;
virCommandPtr cmd = NULL;
unsigned int vcpus = 0;
if (openvzAssignUUIDs() < 0)
return -1;
cmd = virCommandNewArgList(VZLIST, "-a", "-ovpsid,status", "-H", NULL);
virCommandSetOutputBuffer(cmd, &outbuf);
if (virCommandRun(cmd, NULL) < 0)
goto cleanup;
line = outbuf;
while (line[0] != '\0') {
unsigned int flags = 0;
if (virStrToLong_i(line, &status, 10, &veid) < 0 ||
*status++ != ' ' ||
(line = strchr(status, '\n')) == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Failed to parse vzlist output"));
goto cleanup;
}
*line++ = '\0';
if (!(def = virDomainDefNew()))
goto cleanup;
def->virtType = VIR_DOMAIN_VIRT_OPENVZ;
if (STREQ(status, "stopped"))
def->id = -1;
else
def->id = veid;
if (virAsprintf(&def->name, "%i", veid) < 0)
goto cleanup;
openvzGetVPSUUID(veid, uuidstr, sizeof(uuidstr));
ret = virUUIDParse(uuidstr, def->uuid);
if (ret == -1) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("UUID in config file malformed"));
goto cleanup;
}
def->os.type = VIR_DOMAIN_OSTYPE_EXE;
if (VIR_STRDUP(def->os.init, "/sbin/init") < 0)
goto cleanup;
ret = openvzReadVPSConfigParam(veid, "CPUS", &temp);
if (ret < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Could not read config for container %d"),
veid);
goto cleanup;
} else if (ret > 0) {
vcpus = strtoI(temp);
}
if (ret == 0 || vcpus == 0)
vcpus = openvzGetNodeCPUs();
def->maxvcpus = vcpus;
def->vcpus = vcpus;
/* XXX load rest of VM config data .... */
openvzReadNetworkConf(def, veid);
openvzReadFSConf(def, veid);
openvzReadMemConf(def, veid);
virUUIDFormat(def->uuid, uuidstr);
flags = VIR_DOMAIN_OBJ_LIST_ADD_CHECK_LIVE;
if (STRNEQ(status, "stopped"))
flags |= VIR_DOMAIN_OBJ_LIST_ADD_LIVE;
if (!(dom = virDomainObjListAdd(driver->domains,
def,
driver->xmlopt,
flags,
NULL)))
goto cleanup;
if (STREQ(status, "stopped")) {
virDomainObjSetState(dom, VIR_DOMAIN_SHUTOFF,
VIR_DOMAIN_SHUTOFF_UNKNOWN);
dom->pid = -1;
} else {
virDomainObjSetState(dom, VIR_DOMAIN_RUNNING,
VIR_DOMAIN_RUNNING_UNKNOWN);
dom->pid = veid;
}
/* XXX OpenVZ doesn't appear to have concept of a transient domain */
dom->persistent = 1;
virObjectUnlock(dom);
dom = NULL;
def = NULL;
}
virCommandFree(cmd);
VIR_FREE(temp);
VIR_FREE(outbuf);
return 0;
cleanup:
virCommandFree(cmd);
VIR_FREE(temp);
VIR_FREE(outbuf);
virObjectUnref(dom);
virDomainDefFree(def);
return -1;
}
