--- /dev/null
+/*
+ * xenapi_driver.c: Xen API driver.
+ * Copyright (C) 2009, 2010 Citrix Ltd.
+ *
+ * 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
+ *
+ * Author: Sharadha Prabhakar <sharadha.prabhakar@citrix.com>
+ */
+
+#include <config.h>
+
+#include <limits.h>
+#include <stdint.h>
+#include <string.h>
+#include <libxml/uri.h>
+#include <curl/curl.h>
+#include <xen/api/xen_all.h>
+#include "internal.h"
+#include "domain_conf.h"
+#include "virterror_internal.h"
+#include "datatypes.h"
+#include "util.h"
+#include "uuid.h"
+#include "memory.h"
+#include "buf.h"
+#include "xenapi_driver.h"
+#include "xenapi_driver_private.h"
+#include "xenapi_utils.h"
+
+
+/*
+ * getCapsObject
+ *
+ * Build the capabilities of the hypervisor
+ * Return virCapsPtr on success or NULL on failure
+ */
+static virCapsPtr
+getCapsObject (void)
+{
+ virCapsPtr caps = virCapabilitiesNew("x86_64", 0, 0);
+ if (!caps) {
+ virReportOOMError();
+ return NULL;
+ }
+ virCapsGuestPtr guest1 = virCapabilitiesAddGuest(caps, "hvm", "x86_64", 0, "", "", 0, NULL);
+ if (!guest1)
+ goto error_cleanup;
+ virCapsGuestDomainPtr domain1 = virCapabilitiesAddGuestDomain(guest1, "xen", "", "", 0, NULL);
+ if (!domain1)
+ goto error_cleanup;
+ virCapsGuestPtr guest2 = virCapabilitiesAddGuest(caps, "xen", "x86_64", 0, "", "", 0, NULL);
+ if (!guest2)
+ goto error_cleanup;
+ virCapsGuestDomainPtr domain2 = virCapabilitiesAddGuestDomain(guest2, "xen", "", "", 0, NULL);
+ if (!domain2)
+ goto error_cleanup;
+
+ return caps;
+
+ error_cleanup:
+ virCapabilitiesFree(caps);
+ return NULL;
+}
+
+/*
+ * XenapiOpen
+ *
+ * Authenticates and creates a session with the server
+ * Return VIR_DRV_OPEN_SUCCESS on success, else VIR_DRV_OPEN_ERROR
+ */
+static virDrvOpenStatus
+xenapiOpen (virConnectPtr conn, virConnectAuthPtr auth, int flags ATTRIBUTE_UNUSED)
+{
+ char *passwd = NULL;
+ xen_session *session;
+ struct _xenapiPrivate *privP;
+
+ if (STRCASENEQ(conn->uri->scheme, "XenAPI")) {
+ return VIR_DRV_OPEN_DECLINED;
+ }
+ if (conn->uri->server == NULL) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_AUTH_FAILED, "Server name not in URI");
+ return VIR_DRV_OPEN_ERROR;
+ }
+ if (auth) {
+ passwd = xenapiUtil_RequestPassword(auth, conn->uri->user, conn->uri->server);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_AUTH_FAILED, "Authentication Credentials not found");
+ return VIR_DRV_OPEN_ERROR;
+ }
+ if (!passwd || !conn->uri->user) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_AUTH_FAILED, "Username/Password not valid");
+ if (passwd) VIR_FREE(passwd);
+ return VIR_DRV_OPEN_ERROR;
+ }
+ if (VIR_ALLOC(privP) < 0) {
+ virReportOOMError();
+ return VIR_DRV_OPEN_ERROR;
+ }
+ if (virAsprintf(&privP->url, "https://%s", conn->uri->server) < 0) {
+ virReportOOMError();
+ VIR_FREE(passwd);
+ return VIR_DRV_OPEN_ERROR;
+ }
+ xenapiUtil_ParseQuery(conn, conn->uri, &privP->noVerify);
+ xmlInitParser();
+ xmlKeepBlanksDefault(0);
+ xen_init();
+ curl_global_init(CURL_GLOBAL_ALL);
+
+ session = xen_session_login_with_password(call_func, privP, conn->uri->user, passwd, xen_api_latest_version);
+
+ if (session && session->ok) {
+ privP->session = session;
+ if (!(privP->caps = getCapsObject())) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Capabilities not found");
+ VIR_FREE(passwd);
+ return VIR_DRV_OPEN_ERROR;
+ }
+ conn->privateData = privP;
+ VIR_FREE(passwd);
+ return VIR_DRV_OPEN_SUCCESS;
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_AUTH_FAILED, "");
+ if (session) xenSessionFree(session);
+ VIR_FREE(privP);
+ VIR_FREE(passwd);
+ return VIR_DRV_OPEN_ERROR;
+ }
+}
+
+/*
+ * xenapiClose:
+ *
+ * Returns 0 on successful session logout
+ *
+ */
+static int
+xenapiClose (virConnectPtr conn)
+{
+ xen_session_logout(((struct _xenapiPrivate *)(conn->privateData))->session);
+ virCapabilitiesFree(((struct _xenapiPrivate *)(conn->privateData))->caps);
+ VIR_FREE(((struct _xenapiPrivate *)(conn->privateData))->url);
+ VIR_FREE(conn->privateData);
+ return 0;
+}
+
+/*
+ *
+ * xenapiSupportsFeature
+ *
+ * Returns 0
+ */
+static int
+xenapiSupportsFeature (virConnectPtr conn ATTRIBUTE_UNUSED, int feature)
+{
+ switch (feature) {
+ case VIR_DRV_FEATURE_MIGRATION_V2:
+ case VIR_DRV_FEATURE_MIGRATION_P2P:
+ default:
+ return 0;
+ }
+}
+
+/*
+ * xenapiType:
+ *
+ *
+ * Returns name of the driver
+ */
+static const char *
+xenapiType (virConnectPtr conn ATTRIBUTE_UNUSED)
+{
+ return "XenAPI";
+}
+
+
+/*
+ * xenapiGetVersion:
+ *
+ * Gets the version of XenAPI
+ *
+ */
+static int
+xenapiGetVersion (virConnectPtr conn, unsigned long *hvVer)
+{
+ xen_host host;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ xen_string_string_map *result = NULL;
+ int i;
+ char *version = NULL;
+ unsigned long major = 0, minor = 0, release = 0;
+ if (!(xen_session_get_this_host(session, &host, session))) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+ }
+ if (!(xen_host_get_software_version(session, &result, host))) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_host_free(host);
+ return -1;
+ }
+ xen_host_free(host);
+ if (result && result->size > 0) {
+ for (i = 0; i < result->size; i++) {
+ if (STREQ(result->contents[i].key, "xen")) {
+ if (!(version = strdup(result->contents[i].val))) {
+ xen_string_string_map_free(result);
+ virReportOOMError();
+ return -1;
+ }
+ break;
+ }
+ }
+ if (version) {
+ if (sscanf(version, "%ld.%ld.%ld", &major, &minor, &release) != 3) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get version info");
+ xen_string_string_map_free(result);
+ VIR_FREE(version);
+ return -1;
+ }
+ *hvVer = major * 1000000 + minor * 1000 + release;
+ VIR_FREE(version);
+ xen_string_string_map_free(result);
+ return 0;
+ }
+ }
+ return -1;
+}
+
+
+/*
+ * xenapiGetHostname:
+ *
+ *
+ * Returns the hostname on success, or NULL on failure
+ */
+static char *
+xenapiGetHostname (virConnectPtr conn)
+{
+ char *result = NULL;
+ xen_host host;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ if (!(xen_session_get_this_host(session, &host, session))) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return NULL;
+ }
+ if (!(xen_host_get_hostname(session, &result, host)))
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_host_free(host);
+ return result;
+}
+
+
+/*
+ * xenapiGetMaxVcpus:
+ *
+ *
+ * Returns a hardcoded value for Maximum VCPUS
+ */
+static int
+xenapiGetMaxVcpus (virConnectPtr conn ATTRIBUTE_UNUSED, const char *type ATTRIBUTE_UNUSED)
+{
+ /* this is hardcoded for simplicity and set to a resonable value compared
+ to the actual value */
+ return 16;
+}
+
+
+/*
+ * xenapiNodeGetInfo:
+ *
+ *
+ * Returns Node details on success or else -1
+ */
+static int
+xenapiNodeGetInfo (virConnectPtr conn, virNodeInfoPtr info)
+{
+ int64_t memory, mhz;
+ xen_host_cpu_set *host_cpu_set;
+ xen_host_cpu host_cpu;
+ xen_host_metrics_set *xen_met_set;
+ char *modelname;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ info->nodes = 1;
+ info->threads = 1;
+ info->sockets = 1;
+
+ if (xen_host_metrics_get_all(session, &xen_met_set)) {
+ xen_host_metrics_get_memory_total(session, &memory, xen_met_set->contents[0]);
+ info->memory = (unsigned long)(memory / 1024);
+ xen_host_metrics_set_free(xen_met_set);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Unable to get host metric Information");
+ return -1;
+ }
+ if (xen_host_cpu_get_all(session, &host_cpu_set)) {
+ host_cpu = host_cpu_set->contents[0];
+ xen_host_cpu_get_modelname(session, &modelname, host_cpu);
+ if (!virStrncpy(info->model, modelname, LIBVIRT_MODELNAME_LEN - 1, LIBVIRT_MODELNAME_LEN)) {
+ virReportOOMError();
+ xen_host_cpu_set_free(host_cpu_set);
+ VIR_FREE(modelname);
+ return -1;
+ }
+ xen_host_cpu_get_speed(session, &mhz, host_cpu);
+ info->mhz = (unsigned long)mhz;
+ info->cpus = host_cpu_set->size;
+ info->cores = host_cpu_set->size;
+
+ xen_host_cpu_set_free(host_cpu_set);
+ VIR_FREE(modelname);
+ return 0;
+ }
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Unable to get Host CPU set");
+ return -1;
+}
+
+/*
+ * xenapiGetCapabilities:
+ *
+ *
+ * Returns capabilities as an XML string
+ */
+static char *
+xenapiGetCapabilities (virConnectPtr conn)
+{
+ virCapsPtr caps = ((struct _xenapiPrivate *)(conn->privateData))->caps;
+ if (caps) {
+ char *xml = virCapabilitiesFormatXML(caps);
+ if (!xml) goto cleanup;
+ return xml;
+ }
+ cleanup:
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Capabilities not available");
+ return NULL;
+}
+
+
+/*
+ * xenapiListDomains
+ *
+ * Collects the list of active domains, and store their ID in @maxids
+ * Returns the number of domain found or -1 in case of error
+ */
+static int
+xenapiListDomains (virConnectPtr conn, int *ids, int maxids)
+{
+ /* vm.list */
+ xen_host host;
+ xen_vm_set *result = NULL;
+ int64_t t0;
+ int i;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ if (xen_session_get_this_host(session, &host, session)) {
+ xen_host_get_resident_vms(session, &result, host);
+ xen_host_free(host);
+ } else
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ if (result != NULL) {
+ for (i = 0; (i < (result->size)) && (i < maxids); i++) {
+ xen_vm_get_domid(session, &t0, result->contents[i]);
+ if (t0 > (int64_t)INT_MAX || t0 < (int64_t)INT_MIN) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "DomainID can't fit in 32 bits");
+ xen_vm_set_free(result);
+ return -1;
+ }
+ ids[i] = (int)t0;
+ }
+ xen_vm_set_free(result);
+ return i;
+ }
+ return -1;
+}
+
+/*
+ * xenapiNumOfDomains
+ *
+ *
+ * Returns the number of domains found or -1 in case of error
+ */
+static int
+xenapiNumOfDomains (virConnectPtr conn)
+{
+ /* #(vm.list) */
+ xen_vm_set *result = NULL;
+ xen_host host = NULL;
+ int numDomains = -1;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+
+ xen_session_get_this_host(session, &host, session);
+ if (host != NULL) {
+ xen_host_get_resident_vms(session, &result, host);
+ if (result != NULL) {
+ numDomains = result->size;
+ xen_vm_set_free(result);
+ }
+ xen_host_free(host);
+ }
+ if (!session->ok)
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return numDomains;
+}
+
+/*
+ * xenapiDomainCreateXML
+ *
+ * Launches a new domain based on the XML description
+ * Returns the domain pointer or NULL in case of error
+ */
+static virDomainPtr
+xenapiDomainCreateXML (virConnectPtr conn,
+ const char *xmlDesc,
+ unsigned int flags ATTRIBUTE_UNUSED)
+{
+ xen_vm_record *record = NULL;
+ xen_vm vm = NULL;
+ virDomainPtr domP = NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ virCapsPtr caps = ((struct _xenapiPrivate *)(conn->privateData))->caps;
+ if (!caps)
+ return NULL;
+
+ virDomainDefPtr defPtr = virDomainDefParseString(caps, xmlDesc, flags);
+ createVMRecordFromXml(conn, defPtr, &record, &vm);
+ virDomainDefFree(defPtr);
+ if (record) {
+ unsigned char raw_uuid[VIR_UUID_BUFLEN];
+ virUUIDParse(record->uuid, raw_uuid);
+ if (vm) {
+ if (xen_vm_start(session, vm, false, false)) {
+ domP = virGetDomain(conn, record->name_label, raw_uuid);
+ if (!domP) {
+ xen_vm_record_free(record);
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Domain Pointer is invalid");
+ return domP;
+ }
+ domP->id = record->domid;
+ xen_vm_free(vm);
+ }
+ else
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ }
+ xen_vm_record_free(record);
+ }
+ else
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return domP;
+}
+
+/*
+ * xenapiDomainLookupByID
+ *
+ *
+ * Returns a valid domain pointer of the domain with ID same as the one passed
+ * or NULL in case of error
+ */
+static virDomainPtr
+xenapiDomainLookupByID (virConnectPtr conn, int id)
+{
+ int i;
+ int64_t domID;
+ char *uuid;
+ xen_host host;
+ xen_vm_set *result;
+ xen_vm_record *record;
+ unsigned char raw_uuid[VIR_UUID_BUFLEN];
+ virDomainPtr domP=NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+
+ xen_session_get_this_host(session, &host, session);
+ if (host != NULL && session->ok) {
+ xen_host_get_resident_vms(session, &result, host);
+ if (result != NULL ) {
+ for (i = 0; i < result->size; i++) {
+ xen_vm_get_domid(session, &domID, result->contents[i]);
+ if (domID == id) {
+ xen_vm_get_record(session, &record, result->contents[i]);
+ xen_vm_get_uuid(session, &uuid, result->contents[i]);
+ virUUIDParse(uuid, raw_uuid);
+ domP = virGetDomain(conn, record->name_label, raw_uuid);
+ if (domP) {
+ int64_t domid = -1;
+ xen_vm_get_domid(session, &domid, result->contents[i]);
+ domP->id = domid;
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Domain Pointer not valid");
+ domP = NULL;
+ }
+ xen_uuid_free(uuid);
+ xen_vm_record_free(record);
+ break;
+ }
+ }
+ xen_vm_set_free(result);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_DOMAIN, NULL);
+ }
+ xen_host_free(host);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ }
+ return domP;
+}
+
+/*
+ * xenapiDomainLookupByUUID
+ *
+ * Returns the domain pointer of domain with matching UUID
+ * or -1 in case of error
+ */
+static virDomainPtr
+xenapiDomainLookupByUUID (virConnectPtr conn,
+ const unsigned char *uuid)
+{
+ /* vm.get_by_uuid */
+ xen_vm vm;
+ xen_vm_record *record;
+ char uuidStr[VIR_UUID_STRING_BUFLEN];
+ virDomainPtr domP = NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ virUUIDFormat(uuid,uuidStr);
+ if (xen_vm_get_by_uuid(session, &vm, uuidStr)) {
+ xen_vm_get_record(session, &record, vm);
+ if (record != NULL) {
+ domP = virGetDomain(conn, record->name_label, uuid);
+ if (!domP) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Domain Pointer not valid");
+ domP = NULL;
+ } else {
+ domP->id = record->domid;
+ }
+ xen_vm_record_free(record);
+ }
+ else
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_DOMAIN, NULL);
+ xen_vm_free(vm);
+ } else
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_DOMAIN, NULL);
+ return domP;
+}
+
+/*
+ * xenapiDomainLookupByName
+ *
+ * Returns the domain pointer of domain with matching name
+ * or -1 in case of error
+ */
+static virDomainPtr
+xenapiDomainLookupByName (virConnectPtr conn,
+ const char *name)
+{
+ /* vm.get_by_name_label */
+ xen_vm_set *vms = NULL;
+ xen_vm vm;
+ char *uuid = NULL;
+ unsigned char raw_uuid[VIR_UUID_BUFLEN];
+ virDomainPtr domP = NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, (char *)name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return NULL;
+ }
+ vm = vms->contents[0];
+ xen_vm_get_uuid(session, &uuid, vm);
+ if (uuid!=NULL) {
+ virUUIDParse(uuid, raw_uuid);
+ domP = virGetDomain(conn, name, raw_uuid);
+ if (domP != NULL) {
+ int64_t domid = -1;
+ xen_vm_get_domid(session, &domid, vm);
+ domP->id = domid;
+ xen_uuid_free(uuid);
+ xen_vm_set_free(vms);
+ return domP;
+ } else {
+ xen_uuid_free(uuid);
+ xen_vm_set_free(vms);
+ if (!session->ok)
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get the Domain Pointer");
+ return NULL;
+ }
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_DOMAIN, "");
+ return NULL;
+}
+
+/*
+ * xenapiDomainSuspend
+ *
+ * a VM is paused
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainSuspend (virDomainPtr dom)
+{
+ /* vm.pause() */
+ xen_vm vm;
+ xen_vm_set *vms=NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ } else {
+ vm = vms->contents[0];
+ if (!xen_vm_pause(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainResume
+ *
+ * Resumes a VM
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainResume (virDomainPtr dom)
+{
+ /* vm.unpause() */
+ xen_vm vm;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ } else {
+ vm = vms->contents[0];
+ if (!xen_vm_unpause(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainShutdown
+ *
+ * shutsdown a VM
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainShutdown (virDomainPtr dom)
+{
+ /* vm.clean_shutdown */
+ xen_vm vm;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ } else {
+ vm = vms->contents[0];
+ if (!xen_vm_clean_shutdown(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainReboot
+ *
+ * Reboots a VM
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainReboot (virDomainPtr dom, unsigned int flags ATTRIBUTE_UNUSED)
+{
+ /* vm.clean_reboot */
+ xen_vm vm;
+ struct xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_clean_reboot(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomaindestroy
+ *
+ * A VM is hard shutdown
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainDestroy (virDomainPtr dom)
+{
+ /* vm.hard_shutdown */
+ xen_vm vm;
+ struct xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_hard_shutdown(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainGetOSType
+ *
+ *
+ * Returns OS version on success or NULL in case of error
+ */
+static char *
+xenapiDomainGetOSType (virDomainPtr dom)
+{
+ xen_vm vm=NULL;
+ xen_vm_set *vms;
+ char *ostype = NULL;
+ char *boot_policy=NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return NULL;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_get_hvm_boot_policy(session, &boot_policy, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ goto cleanup;
+ }
+ if (!(ostype = (STREQ(boot_policy,"BIOS order") ? strdup("hvm") : strdup("xen"))))
+ virReportOOMError();
+ VIR_FREE(boot_policy);
+ } else
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+
+ cleanup:
+ if (vms) xen_vm_set_free(vms);
+ return ostype;
+}
+/*
+ * xenapiDomainGetMaxMemory
+ *
+ * Returns maximum static memory for VM on success
+ * or 0 in case of error
+ */
+static unsigned long
+xenapiDomainGetMaxMemory (virDomainPtr dom)
+{
+ int64_t mem_static_max = 0;
+ xen_vm vm;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ vm = vms->contents[0];
+ xen_vm_get_memory_static_max(session, &mem_static_max, vm);
+ xen_vm_set_free(vms);
+ return (unsigned long)(mem_static_max / 1024);
+ } else {
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, NULL);
+ return 0;
+ }
+}
+
+/*
+ * xenapiDomainSetMaxMemory
+ *
+ * Sets maximum static memory for VM on success
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainSetMaxMemory (virDomainPtr dom, unsigned long memory)
+{
+ /* vm.set_memory_static_max */
+ xen_vm vm;
+ struct xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!(xen_vm_set_memory_static_max(session, vm, memory * 1024))) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ } else {
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, NULL);
+ return -1;
+ }
+ return 0;
+}
+
+/*
+ * xenapiDomainGetInfo:
+ *
+ * Fills a structure with domain information
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainGetInfo (virDomainPtr dom, virDomainInfoPtr info)
+{
+ int64_t maxmem = 0, memory = 0, vcpu = 0;
+ xen_vm vm;
+ xen_vm_record *record;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ info->cpuTime = 0; /* CPU time is not advertised */
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ xen_vm_get_memory_static_max(session, &maxmem, vm);
+ info->maxMem = (maxmem / 1024);
+ enum xen_vm_power_state state = XEN_VM_POWER_STATE_UNKNOWN;
+ xen_vm_get_power_state(session, &state, vm);
+ info->state = mapPowerState(state);
+ xen_vm_get_record(session, &record, vm);
+ if (record != NULL) {
+ xen_vm_metrics_get_memory_actual(session, &memory, record->metrics->u.handle);
+ info->memory = (memory / 1024);
+ xen_vm_record_free(record);
+ }
+ xen_vm_get_vcpus_max(session, &vcpu, vm);
+ info->nrVirtCpu = vcpu;
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, NULL);
+ return -1;
+}
+
+
+/*
+ * xenapiDomainSetVcpus
+ *
+ * Sets the VCPUs on the domain
+ * Return 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainSetVcpus (virDomainPtr dom, unsigned int nvcpus)
+{
+
+ /* vm.set_vcpus_max */
+ xen_vm vm;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (xen_vm_set_vcpus_number_live(session, vm, (int64_t)nvcpus)) {
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, NULL);
+ return -1;
+}
+
+/*
+ * xenapiDomainPinVcpu
+ *
+ * Dynamically change the real CPUs which can be allocated to a virtual CPU
+ * Returns 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainPinVcpu (virDomainPtr dom, unsigned int vcpu ATTRIBUTE_UNUSED,
+ unsigned char *cpumap, int maplen)
+{
+ char *value = NULL;
+ xen_vm vm;
+ xen_vm_set *vms;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if ((value = mapDomainPinVcpu(cpumap, maplen))) {
+ xen_vm_remove_from_vcpus_params(session, vm, (char *)"mask");
+ if (xen_vm_add_to_vcpus_params(session, vm, (char *)"mask", value)) {
+ xen_vm_set_free(vms);
+ VIR_FREE(value);
+ return 0;
+ }
+ VIR_FREE(value);
+ } else {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+}
+
+/*
+ * xenapiDomainGetVcpus
+ *
+ * Gets Vcpu information
+ * Return number of structures filled on success or -1 in case of error
+ */
+static int
+xenapiDomainGetVcpus (virDomainPtr dom,
+ virVcpuInfoPtr info, int maxinfo,
+ unsigned char *cpumaps, int maplen)
+{
+
+ xen_vm_set *vms = NULL;
+ xen_vm vm = NULL;
+ xen_string_string_map *vcpu_params = NULL;
+ int nvcpus = 0, cpus = 0, i;
+ virDomainInfo domInfo;
+ virNodeInfo nodeInfo;
+ virVcpuInfoPtr ifptr;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ char *mask = NULL;
+ if (cpumaps != NULL && maplen < 1)
+ return -1;
+ if (xenapiDomainGetInfo(dom, &domInfo) == 0) {
+ nvcpus = domInfo.nrVirtCpu;
+ } else {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Couldn't fetch Domain Information");
+ return -1;
+ }
+ if (xenapiNodeGetInfo(dom->conn, &nodeInfo) == 0)
+ cpus = nodeInfo.cpus;
+ else {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Couldn't fetch Node Information");
+ return -1;
+ }
+ if (nvcpus > maxinfo)
+ nvcpus = maxinfo;
+ if (cpumaps != NULL)
+ memset(cpumaps, 0, maxinfo * maplen);
+ if (!xen_vm_get_by_name_label(session, &vms, dom->name))
+ return -1;
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_get_vcpus_params(session, &vcpu_params, vm)) {
+ xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+ }
+ for (i = 0; i < vcpu_params->size; i++) {
+ if (STREQ(vcpu_params->contents[i].key, "mask")) {
+ if (!(mask = strdup(vcpu_params->contents[i].val))){
+ xen_vm_set_free(vms);
+ xen_string_string_map_free(vcpu_params);
+ virReportOOMError();
+ return -1;
+ }
+ break;
+ }
+ }
+ xen_string_string_map_free(vcpu_params);
+ for (i = 0, ifptr = info; i < nvcpus; i++, ifptr++) {
+ ifptr->number = i;
+ ifptr->state = VIR_VCPU_RUNNING;
+ ifptr->cpuTime = 0;
+ ifptr->cpu = 0;
+ if (mask != NULL)
+ getCpuBitMapfromString(mask, VIR_GET_CPUMAP(cpumaps, maplen, i), maplen);
+ }
+ VIR_FREE(mask);
+ xen_vm_set_free(vms);
+ return i;
+}
+
+/*
+ * xenapiDomainGetMaxVcpus
+ *
+ *
+ * Returns maximum number of Vcpus on success or -1 in case of error
+ */
+static int
+xenapiDomainGetMaxVcpus (virDomainPtr dom)
+{
+ xen_vm vm;
+ xen_vm_set *vms;
+ int64_t maxvcpu = 0;
+ enum xen_vm_power_state state;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ xen_vm_get_power_state(session, &state, vm);
+ if (state == XEN_VM_POWER_STATE_RUNNING) {
+ xen_vm_get_vcpus_max(session, &maxvcpu, vm);
+ } else {
+ maxvcpu = xenapiGetMaxVcpus(dom->conn, NULL);
+ }
+ xen_vm_set_free(vms);
+ return (int)maxvcpu;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+}
+
+/*
+ * xenapiDomainDumpXML
+ *
+ *
+ * Returns XML string of the domain configuration on success or -1 in case of error
+ */
+static char *
+xenapiDomainDumpXML (virDomainPtr dom, int flags ATTRIBUTE_UNUSED)
+{
+ xen_vm vm=NULL;
+ xen_vm_set *vms;
+ xen_string_string_map *result=NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ virDomainDefPtr defPtr = NULL;
+
+ if (!xen_vm_get_by_name_label(session, &vms, dom->name)) return NULL;
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return NULL;
+ }
+ if (VIR_ALLOC(defPtr) < 0) {
+ virReportOOMError();
+ xen_vm_set_free(vms);
+ return NULL;
+ }
+ vm = vms->contents[0];
+ defPtr->virtType = VIR_DOMAIN_VIRT_XEN;
+ defPtr->id = dom->id;
+ memcpy(defPtr->uuid, dom->uuid, VIR_UUID_BUFLEN);
+ if (!(defPtr->name = strdup(dom->name)))
+ goto error_cleanup;
+ char *boot_policy = NULL;
+ xen_vm_get_hvm_boot_policy(session, &boot_policy, vm);
+ if (STREQ(boot_policy,"BIOS order")) {
+ if (!(defPtr->os.type = strdup("hvm"))) {
+ VIR_FREE(boot_policy);
+ goto error_cleanup;
+ }
+ xen_vm_get_hvm_boot_params(session, &result, vm);
+ if (result != NULL) {
+ int i;
+ for (i = 0; i < result->size; i++) {
+ if (STREQ(result->contents[i].key, "order")) {
+ int cnt = 0;
+ while(result->contents[i].val[cnt] != '\0') {
+ defPtr->os.bootDevs[cnt] = map2LibvirtBootOrder(result->contents[i].val[cnt]);
+ cnt++;
+ }
+ defPtr->os.nBootDevs = cnt;
+ break;
+ }
+ }
+ xen_string_string_map_free(result);
+ }
+ VIR_FREE(boot_policy);
+ } else {
+ char *value = NULL;
+ if (!(defPtr->os.type = strdup("xen"))) {
+ VIR_FREE(boot_policy);
+ goto error_cleanup;
+ }
+ if (!(defPtr->os.loader = strdup("pygrub"))) {
+ VIR_FREE(boot_policy);
+ goto error_cleanup;
+ }
+ xen_vm_get_pv_kernel(session, &value, vm);
+ if (STRNEQ(value, "")) {
+ if (!(defPtr->os.kernel = strdup(value))) {
+ VIR_FREE(boot_policy);
+ VIR_FREE(value);
+ goto error_cleanup;
+ }
+ VIR_FREE(value);
+ }
+ xen_vm_get_pv_ramdisk(session, &value, vm);
+ if (STRNEQ(value, "")) {
+ if (!(defPtr->os.initrd = strdup(value))) {
+ VIR_FREE(boot_policy);
+ VIR_FREE(value);
+ goto error_cleanup;
+ }
+ VIR_FREE(value);
+ }
+ xen_vm_get_pv_args(session, &value, vm);
+ if (STRNEQ(value, "")) {
+ if(!(defPtr->os.cmdline = strdup(value))) {
+ VIR_FREE(boot_policy);
+ VIR_FREE(value);
+ goto error_cleanup;
+ }
+ VIR_FREE(value);
+ }
+ VIR_FREE(boot_policy);
+ if (!(defPtr->os.bootloader = strdup("pygrub")))
+ goto error_cleanup;
+ }
+ char *val = NULL;
+ xen_vm_get_pv_bootloader_args(session, &val, vm);
+ if (STRNEQ(val, "")) {
+ if (!(defPtr->os.bootloaderArgs = strdup(val))) {
+ VIR_FREE(val);
+ goto error_cleanup;
+ }
+ VIR_FREE(val);
+ }
+ unsigned long memory=0;
+ memory = xenapiDomainGetMaxMemory(dom);
+ defPtr->maxmem = memory;
+ int64_t dynamic_mem=0;
+ if (xen_vm_get_memory_dynamic_max(session, &dynamic_mem, vm)) {
+ defPtr->memory = (unsigned long) (dynamic_mem / 1024);
+ } else {
+ defPtr->memory = memory;
+ }
+ defPtr->vcpus = xenapiDomainGetMaxVcpus(dom);
+ enum xen_on_normal_exit action;
+ if (xen_vm_get_actions_after_shutdown(session, &action, vm)) {
+ defPtr->onPoweroff = xenapiNormalExitEnum2virDomainLifecycle(action);
+ }
+ if (xen_vm_get_actions_after_reboot(session, &action, vm)) {
+ defPtr->onReboot = xenapiNormalExitEnum2virDomainLifecycle(action);
+ }
+ enum xen_on_crash_behaviour crash;
+ if (xen_vm_get_actions_after_crash(session, &crash, vm)) {
+ defPtr->onCrash = xenapiCrashExitEnum2virDomainLifecycle(action);
+ }
+ xen_vm_get_platform(session, &result, vm);
+ if (result != NULL) {
+ int i;
+ for(i = 0; i < result->size; i++) {
+ if (STREQ(result->contents[i].val, "true")) {
+ if (STREQ(result->contents[i].key, "acpi"))
+ defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_ACPI);
+ else if (STREQ(result->contents[i].key, "apic"))
+ defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_APIC);
+ else if (STREQ(result->contents[i].key, "pae"))
+ defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_PAE);
+ }
+ }
+ xen_string_string_map_free(result);
+ }
+ struct xen_vif_set *vif_set = NULL;
+ xen_vm_get_vifs(session, &vif_set, vm);
+ if (vif_set) {
+ int i;
+ xen_vif vif;
+ xen_vif_record *vif_rec = NULL;
+ xen_network network;
+ char *bridge = NULL;
+ defPtr->nnets = vif_set->size;
+ if (VIR_ALLOC_N(defPtr->nets, vif_set->size) < 0) {
+ xen_vif_set_free(vif_set);
+ goto error_cleanup;
+ }
+ for (i = 0; i < vif_set->size; i++) {
+ if (VIR_ALLOC(defPtr->nets[i]) < 0) {
+ xen_vif_set_free(vif_set);
+ goto error_cleanup;
+ }
+ defPtr->nets[i]->type = VIR_DOMAIN_NET_TYPE_BRIDGE;
+ vif = vif_set->contents[i];
+ xen_vif_get_network(session, &network, vif);
+ if (network != NULL) {
+ xen_network_get_bridge(session, &bridge, network);
+ if (bridge != NULL)
+ defPtr->nets[i]->data.bridge.brname = bridge;
+ xen_network_free(network);
+ }
+ xen_vif_get_record(session, &vif_rec, vif);
+ if (vif_rec != NULL) {
+ if (virParseMacAddr((const char *)vif_rec->mac,defPtr->nets[i]->mac) < 0)
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR,
+ "Unable to parse given mac address");
+ xen_vif_record_free(vif_rec);
+ }
+ }
+ xen_vif_set_free(vif_set);
+ }
+ if (vms) xen_vm_set_free(vms);
+ char *xml = virDomainDefFormat(defPtr, 0);
+ virDomainDefFree(defPtr);
+ return xml;
+
+ error_cleanup:
+ virReportOOMError();
+ xen_vm_set_free(vms);
+ virDomainDefFree(defPtr);
+ return NULL;
+
+}
+
+/*
+ * xenapiListDefinedDomains
+ *
+ * list the defined but inactive domains, stores the pointers to the names in @names
+ * Returns number of names provided in the array or -1 in case of error
+ */
+static int
+xenapiListDefinedDomains (virConnectPtr conn, char **const names,
+ int maxnames)
+{
+ int i,j=0,doms;
+ xen_vm_set *result;
+ xen_vm_record *record;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ xen_vm_get_all(session, &result);
+ if (result != NULL) {
+ for (i = 0; i < result->size && j < maxnames; i++) {
+ xen_vm_get_record(session, &record, result->contents[i]);
+ if (record != NULL) {
+ if (record->is_a_template == 0) {
+ char *usenames = NULL;
+ if (!(usenames = strdup(record->name_label))) {
+ virReportOOMError();
+ xen_vm_record_free(record);
+ xen_vm_set_free(result);
+ while (--j >= 0) VIR_FREE(names[j]);
+ return -1;
+ }
+ names[j++] = usenames;
+ }
+ xen_vm_record_free(record);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get VM record");
+ xen_vm_set_free(result);
+ while (--j >= 0) VIR_FREE(names[j]);
+ return -1;
+ }
+ }
+ doms = j;
+ xen_vm_set_free(result);
+ return doms;
+ }
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+}
+
+/*
+ * xenapiNumOfDefinedDomains
+ *
+ * Provides the number of defined but inactive domains
+ * Returns number of domains found on success or -1 in case of error
+ */
+static int
+xenapiNumOfDefinedDomains (virConnectPtr conn)
+{
+ xen_vm_set *result;
+ xen_vm_record *record;
+ int DomNum = 0, i;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ xen_vm_get_all(session, &result);
+ if (result != NULL) {
+ for (i = 0; i < result->size; i++) {
+ xen_vm_get_record(session, &record, result->contents[i]);
+ if (record == NULL && !session->ok) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(result);
+ return -1;
+ }
+ if (record->is_a_template == 0)
+ DomNum++;
+ xen_vm_record_free(record);
+ }
+ xen_vm_set_free(result);
+ return DomNum;
+ }
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+}
+
+/*
+ * xenapiDomainCreate
+ *
+ * starts a VM
+ * Return 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainCreate (virDomainPtr dom)
+{
+ xen_vm_set *vms;
+ xen_vm vm;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_start(session, vm, false, false)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ } else {
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, NULL);
+ return -1;
+ }
+ return 0;
+}
+
+/*
+ * xenapiDomainDefineXML
+ *
+ * Defines a domain from the given XML but does not start it
+ * Returns 0 on success or -1 in case of error
+ */
+static virDomainPtr
+xenapiDomainDefineXML (virConnectPtr conn, const char *xml)
+{
+ xen_vm_record *record=NULL;
+ xen_vm vm=NULL;
+ virDomainPtr domP=NULL;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ virCapsPtr caps = ((struct _xenapiPrivate *)(conn->privateData))->caps;
+ if (!caps)
+ return NULL;
+ virDomainDefPtr defPtr = virDomainDefParseString(caps, xml, 0);
+ if (!defPtr)
+ return NULL;
+ if (createVMRecordFromXml(conn, defPtr, &record, &vm) != 0) {
+ if (!session->ok)
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ else
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get VM information from XML");
+ virDomainDefFree(defPtr);
+ return NULL;
+ }
+ if (record != NULL) {
+ unsigned char raw_uuid[VIR_UUID_BUFLEN];
+ virUUIDParse(record->uuid, raw_uuid);
+ domP = virGetDomain(conn, record->name_label, raw_uuid);
+ if (!domP && !session->ok)
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_DOMAIN, NULL);
+ xen_vm_record_free(record);
+ }
+ else if (vm != NULL)
+ xen_vm_free(vm);
+ virDomainDefFree(defPtr);
+ return domP;
+}
+
+/*
+ * xenapiDomainUndefine
+ *
+ * destroys a domain
+ * Return 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainUndefine (virDomainPtr dom)
+{
+ struct xen_vm_set *vms;
+ xen_vm vm;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_destroy(session, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainGetAutostart
+ *
+ * Provides a boolean value indicating whether the domain configured
+ * to be automatically started when the host machine boots
+ * Return 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainGetAutostart (virDomainPtr dom, int *autostart)
+{
+ int i,flag=0;
+ xen_vm_set *vms;
+ xen_vm vm;
+ xen_string_string_map *result;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ if (!xen_vm_get_other_config(session, &result, vm)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ for (i = 0; i < result->size; i++) {
+ if (STREQ(result->contents[i].key, "auto_poweron")) {
+ flag = 1;
+ if (STREQ(result->contents[i].val, "true"))
+ *autostart = 1;
+ else
+ *autostart = 0;
+ break;
+ }
+ }
+ xen_vm_set_free(vms);
+ xen_string_string_map_free(result);
+ if (flag == 0) return -1;
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+/*
+ * xenapiDomainSetAutostart
+ *
+ * Configure the domain to be automatically started when the host machine boots
+ * Return 0 on success or -1 in case of error
+ */
+static int
+xenapiDomainSetAutostart (virDomainPtr dom, int autostart)
+{
+ xen_vm_set *vms;
+ xen_vm vm;
+ char *value;
+ xen_session *session = ((struct _xenapiPrivate *)(dom->conn->privateData))->session;
+ if (xen_vm_get_by_name_label(session, &vms, dom->name) && vms->size > 0) {
+ if (vms->size != 1) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, "Domain name is not unique");
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ vm = vms->contents[0];
+ xen_vm_remove_from_other_config(session, vm, (char *)"auto_poweron");
+ if (autostart==1)
+ value = (char *)"true";
+ else
+ value = (char *)"false";
+ if (!xen_vm_add_to_other_config(session, vm, (char *)"auto_poweron", value)) {
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ xen_vm_set_free(vms);
+ return -1;
+ }
+ xen_vm_set_free(vms);
+ return 0;
+ }
+ if (vms) xen_vm_set_free(vms);
+ xenapiSessionErrorHandler(dom->conn, VIR_ERR_NO_DOMAIN, "");
+ return -1;
+}
+
+static char *
+xenapiDomainGetSchedulerType (virDomainPtr dom ATTRIBUTE_UNUSED, int *nparams)
+{
+ char *result = NULL;
+ *nparams = 0;
+ if (!(result = strdup("credit")))
+ virReportOOMError();
+ return result;
+}
+
+/*
+ * xenapiNodeGetFreeMemory
+ *
+ * provides the free memory available on the Node
+ * Returns memory size on success or 0 in case of error
+ */
+static unsigned long long
+xenapiNodeGetFreeMemory (virConnectPtr conn)
+{
+ xen_host_metrics_set *xen_met_set;
+ unsigned long long freeMem = 0;
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ xen_host_metrics_get_all(session, &xen_met_set);
+ if (xen_met_set != NULL) {
+ if (!xen_host_metrics_get_memory_free(session, (int64_t *)&freeMem, xen_met_set->contents[0])) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get host metrics - memory information");
+ freeMem = 0;
+ }
+ xen_host_metrics_set_free(xen_met_set);
+ } else {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, "Couldn't get host metrics");
+ }
+ return freeMem;
+}
+
+/*
+ * xenapiNodeGetCellsFreeMemory
+ *
+ *
+ * Returns the number of entries filled in freeMems, or -1 in case of error.
+ */
+static int
+xenapiNodeGetCellsFreeMemory (virConnectPtr conn, unsigned long long *freeMems,
+ int startCell, int maxCells)
+{
+ if (maxCells > 1 && startCell > 0) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_NO_SUPPORT, "");
+ return -1;
+ } else {
+ freeMems[0] = xenapiNodeGetFreeMemory(conn);
+ return 1;
+ }
+}
+
+/* The interface which we export upwards to libvirt.c. */
+static virDriver xenapiDriver = {
+ VIR_DRV_XENAPI,
+ "XenAPI",
+ xenapiOpen, /* open */
+ xenapiClose, /* close */
+ xenapiSupportsFeature, /* supports_feature */
+ xenapiType, /* type */
+ xenapiGetVersion, /* version */
+ NULL, /*getlibvirtVersion */
+ xenapiGetHostname, /* getHostname */
+ xenapiGetMaxVcpus, /* getMaxVcpus */
+ xenapiNodeGetInfo, /* nodeGetInfo */
+ xenapiGetCapabilities, /* getCapabilities */
+ xenapiListDomains, /* listDomains */
+ xenapiNumOfDomains, /* numOfDomains */
+ xenapiDomainCreateXML, /* domainCreateXML */
+ xenapiDomainLookupByID, /* domainLookupByID */
+ xenapiDomainLookupByUUID, /* domainLookupByUUID */
+ xenapiDomainLookupByName, /* domainLookupByName */
+ xenapiDomainSuspend, /* domainSuspend */
+ xenapiDomainResume, /* domainResume */
+ xenapiDomainShutdown, /* domainShutdown */
+ xenapiDomainReboot, /* domainReboot */
+ xenapiDomainDestroy, /* domainDestroy */
+ xenapiDomainGetOSType, /* domainGetOSType */
+ xenapiDomainGetMaxMemory, /* domainGetMaxMemory */
+ xenapiDomainSetMaxMemory, /* domainSetMaxMemory */
+ NULL, /* domainSetMemory */
+ xenapiDomainGetInfo, /* domainGetInfo */
+ NULL, /* domainSave */
+ NULL, /* domainRestore */
+ NULL, /* domainCoreDump */
+ xenapiDomainSetVcpus, /* domainSetVcpus */
+ xenapiDomainPinVcpu, /* domainPinVcpu */
+ xenapiDomainGetVcpus, /* domainGetVcpus */
+ xenapiDomainGetMaxVcpus, /* domainGetMaxVcpus */
+ NULL, /* domainGetSecurityLabel */
+ NULL, /* nodeGetSecurityModel */
+ xenapiDomainDumpXML, /* domainDumpXML */
+ NULL, /* domainXmlFromNative */
+ NULL, /* domainXmlToNative */
+ xenapiListDefinedDomains, /* listDefinedDomains */
+ xenapiNumOfDefinedDomains, /* numOfDefinedDomains */
+ xenapiDomainCreate, /* domainCreate */
+ xenapiDomainDefineXML, /* domainDefineXML */
+ xenapiDomainUndefine, /* domainUndefine */
+ NULL, /* domainAttachDevice */
+ NULL, /* domainAttachDeviceFlags */
+ NULL, /* domainDetachDevice */
+ NULL, /* domainDetachDeviceFlags */
+ xenapiDomainGetAutostart, /* domainGetAutostart */
+ xenapiDomainSetAutostart, /* domainSetAutostart */
+ xenapiDomainGetSchedulerType, /* domainGetSchedulerType */
+ NULL, /* domainGetSchedulerParameters */
+ NULL, /* domainSetSchedulerParameters */
+ NULL, /* domainMigratePrepare */
+ NULL, /* domainMigratePerform */
+ NULL, /* domainMigrateFinish */
+ NULL, /* domainBlockStats */
+ NULL, /* domainInterfaceStats */
+ NULL, /* domainMemoryStats */
+ NULL, /* domainBlockPeek */
+ NULL, /* domainMemoryPeek */
+ xenapiNodeGetCellsFreeMemory, /* nodeGetCellsFreeMemory */
+ xenapiNodeGetFreeMemory, /* getFreeMemory */
+ NULL, /* domainEventRegister */
+ NULL, /* domainEventDeregister */
+ NULL, /* domainMigratePrepare2 */
+ NULL, /* domainMigrateFinish2 */
+ NULL, /* nodeDeviceDettach */
+ NULL, /* nodeDeviceReAttach */
+ NULL, /* nodeDeviceReset */
+ NULL, /* domainMigratePrepareTunnel */
+ NULL, /* isEncrypted */
+ NULL, /* isSecure */
+ NULL, /* domainIsActive */
+ NULL, /* domainIsPersistent */
+ NULL, /* cpuCompare */
+ NULL, /* cpuBaseline */
+ NULL, /* domainGetJobInfo */
+ NULL, /* domainAbortJob */
+};
+
+/**
+ * xenapiRegister:
+ *
+ *
+ * Returns the driver priority or -1 in case of error.
+ */
+int
+xenapiRegister (void)
+{
+ return virRegisterDriver (&xenapiDriver);
+}
+
+/*
+ * write_func
+ * used by curl to read data from the server
+ */
+size_t
+write_func(void *ptr, size_t size, size_t nmemb, void *comms_)
+{
+ xen_comms *comms = comms_;
+ size_t n = size * nmemb;
+ #ifdef PRINT_XML
+ printf("\n\n---Result from server -----------------------\n");
+ printf("%s\n",((char*) ptr));
+ fflush(stdout);
+ #endif
+ return (size_t) (comms->func(ptr, n, comms->handle) ? n : 0);
+}
+
+/*
+ * call_func
+ * sets curl options, used with xen_session_login_with_password
+ */
+int
+call_func(const void *data, size_t len, void *user_handle,
+ void *result_handle, xen_result_func result_func)
+{
+ //(void)user_handle;
+ struct _xenapiPrivate *priv = (struct _xenapiPrivate *)user_handle;
+ #ifdef PRINT_XML
+
+ printf("\n\n---Data to server: -----------------------\n");
+ printf("%s\n",((char*) data));
+ fflush(stdout);
+ #endif
+ CURL *curl = curl_easy_init();
+ if (!curl) {
+ return -1;
+ }
+ xen_comms comms = {
+ .func = result_func,
+ .handle = result_handle
+ };
+ curl_easy_setopt(curl, CURLOPT_URL, priv->url);
+ curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1);
+ #ifdef CURLOPT_MUTE
+ curl_easy_setopt(curl, CURLOPT_MUTE, 1);
+ #endif
+ curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &write_func);
+ curl_easy_setopt(curl, CURLOPT_WRITEDATA, &comms);
+ curl_easy_setopt(curl, CURLOPT_POST, 1);
+ curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data);
+ curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, len);
+ curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, priv->noVerify?0:1);
+ curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, priv->noVerify?0:2);
+ CURLcode result = curl_easy_perform(curl);
+ curl_easy_cleanup(curl);
+ return result;
+}
--- /dev/null
+/*
+ * xenapi_utils.c: Xen API driver -- utils parts.
+ * Copyright (C) 2009, 2010 Citrix Ltd.
+ *
+ * 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
+ *
+ * Author: Sharadha Prabhakar <sharadha.prabhakar@citrix.com>
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <libxml/uri.h>
+#include <xen/api/xen_all.h>
+#include "internal.h"
+#include "domain_conf.h"
+#include "virterror_internal.h"
+#include "datatypes.h"
+#include "util.h"
+#include "uuid.h"
+#include "memory.h"
+#include "buf.h"
+#include "logging.h"
+#include "qparams.h"
+#include "xenapi_driver_private.h"
+#include "xenapi_utils.h"
+
+void
+xenSessionFree(xen_session *session)
+{
+ int i;
+ if (session->error_description != NULL) {
+ for (i = 0; i < session->error_description_count; i++)
+ VIR_FREE(session->error_description[i]);
+ VIR_FREE(session->error_description);
+ }
+ VIR_FREE(session->session_id);
+ VIR_FREE(session);
+}
+
+char *
+xenapiUtil_RequestPassword(virConnectAuthPtr auth, const char *username,
+ const char *hostname)
+{
+ unsigned int ncred;
+ virConnectCredential cred;
+ char *prompt;
+
+ memset(&cred, 0, sizeof (virConnectCredential));
+
+ if (virAsprintf(&prompt, "Enter %s password for %s", username,
+ hostname) < 0) {
+ return NULL;
+ }
+
+ for (ncred = 0; ncred < auth->ncredtype; ncred++) {
+ if (auth->credtype[ncred] != VIR_CRED_PASSPHRASE &&
+ auth->credtype[ncred] != VIR_CRED_NOECHOPROMPT) {
+ continue;
+ }
+
+ cred.type = auth->credtype[ncred];
+ cred.prompt = prompt;
+ cred.challenge = hostname;
+ cred.defresult = NULL;
+ cred.result = NULL;
+ cred.resultlen = 0;
+
+ if ((*(auth->cb))(&cred, 1, auth->cbdata) < 0) {
+ VIR_FREE(cred.result);
+ }
+
+ break;
+ }
+
+ VIR_FREE(prompt);
+
+ return cred.result;
+}
+
+int
+xenapiUtil_ParseQuery(virConnectPtr conn, xmlURIPtr uri, int *noVerify)
+{
+ int result = 0;
+ int i;
+ struct qparam_set *queryParamSet = NULL;
+ struct qparam *queryParam = NULL;
+
+#ifdef HAVE_XMLURI_QUERY_RAW
+ queryParamSet = qparam_query_parse(uri->query_raw);
+#else
+ queryParamSet = qparam_query_parse(uri->query);
+#endif
+
+ if (queryParamSet == NULL) {
+ goto failure;
+ }
+
+ for (i = 0; i < queryParamSet->n; i++) {
+ queryParam = &queryParamSet->p[i];
+ if (STRCASEEQ(queryParam->name, "no_verify")) {
+ if (noVerify == NULL) {
+ continue;
+ }
+ if (virStrToLong_i(queryParam->value, NULL, 10, noVerify) < 0 ||
+ (*noVerify != 0 && *noVerify != 1)) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INVALID_ARG,
+ "Query parameter 'no_verify' has unexpected value (should be 0 or 1)");
+ goto failure;
+ }
+ }
+ }
+
+ cleanup:
+ if (queryParamSet != NULL) {
+ free_qparam_set(queryParamSet);
+ }
+
+ return result;
+
+ failure:
+ result = -1;
+
+ goto cleanup;
+}
+
+
+
+enum xen_on_normal_exit
+actionShutdownLibvirt2XenapiEnum(enum virDomainLifecycleAction action)
+{
+ enum xen_on_normal_exit num = XEN_ON_NORMAL_EXIT_RESTART;
+ if (action == VIR_DOMAIN_LIFECYCLE_DESTROY)
+ num = XEN_ON_NORMAL_EXIT_DESTROY;
+ else if (action == VIR_DOMAIN_LIFECYCLE_RESTART)
+ num = XEN_ON_NORMAL_EXIT_RESTART;
+ return num;
+}
+
+
+enum xen_on_crash_behaviour
+actionCrashLibvirt2XenapiEnum(enum virDomainLifecycleAction action)
+{
+ enum xen_on_crash_behaviour num = XEN_ON_CRASH_BEHAVIOUR_RESTART;
+ if (action == VIR_DOMAIN_LIFECYCLE_DESTROY)
+ num = XEN_ON_CRASH_BEHAVIOUR_DESTROY;
+ else if (action == VIR_DOMAIN_LIFECYCLE_RESTART)
+ num = XEN_ON_CRASH_BEHAVIOUR_RESTART;
+ else if (action == VIR_DOMAIN_LIFECYCLE_PRESERVE)
+ num = XEN_ON_CRASH_BEHAVIOUR_PRESERVE;
+ else if (action == VIR_DOMAIN_LIFECYCLE_RESTART_RENAME)
+ num = XEN_ON_CRASH_BEHAVIOUR_RENAME_RESTART;
+ return num;
+}
+
+/* generate XenAPI boot order format from libvirt format */
+char *
+createXenAPIBootOrderString(int nboot, int *bootDevs)
+{
+ virBuffer ret = VIR_BUFFER_INITIALIZER;
+ char *val = NULL;
+ int i;
+ for (i = 0; i < nboot; i++) {
+ if (bootDevs[i] == VIR_DOMAIN_BOOT_FLOPPY)
+ val = (char *)"a";
+ else if (bootDevs[i] == VIR_DOMAIN_BOOT_DISK)
+ val = (char *)"c";
+ else if (bootDevs[i] == VIR_DOMAIN_BOOT_CDROM)
+ val = (char *)"d";
+ else if (bootDevs[i] == VIR_DOMAIN_BOOT_NET)
+ val = (char *)"n";
+ if (val)
+ virBufferEscapeString(&ret,"%s",val);
+ }
+ return virBufferContentAndReset(&ret);
+}
+
+/* convert boot order string to libvirt boot order enum */
+enum virDomainBootOrder
+map2LibvirtBootOrder(char c) {
+ switch (c) {
+ case 'a':
+ return VIR_DOMAIN_BOOT_FLOPPY;
+ case 'c':
+ return VIR_DOMAIN_BOOT_DISK;
+ case 'd':
+ return VIR_DOMAIN_BOOT_CDROM;
+ case 'n':
+ return VIR_DOMAIN_BOOT_NET;
+ default:
+ return -1;
+ }
+}
+
+enum virDomainLifecycleAction
+xenapiNormalExitEnum2virDomainLifecycle(enum xen_on_normal_exit action)
+{
+ enum virDomainLifecycleAction num = VIR_DOMAIN_LIFECYCLE_RESTART;
+ if (action == XEN_ON_NORMAL_EXIT_DESTROY)
+ num = VIR_DOMAIN_LIFECYCLE_DESTROY;
+ else if (action == XEN_ON_NORMAL_EXIT_RESTART)
+ num = VIR_DOMAIN_LIFECYCLE_RESTART;
+ return num;
+}
+
+
+enum virDomainLifecycleAction
+xenapiCrashExitEnum2virDomainLifecycle(enum xen_on_crash_behaviour action)
+{
+ enum virDomainLifecycleAction num = VIR_DOMAIN_LIFECYCLE_RESTART;
+ if (action == XEN_ON_CRASH_BEHAVIOUR_DESTROY)
+ num = VIR_DOMAIN_LIFECYCLE_DESTROY;
+ else if (action == XEN_ON_CRASH_BEHAVIOUR_RESTART)
+ num = VIR_DOMAIN_LIFECYCLE_RESTART;
+ else if (action == XEN_ON_CRASH_BEHAVIOUR_PRESERVE)
+ num = VIR_DOMAIN_LIFECYCLE_PRESERVE;
+ else if (action == XEN_ON_CRASH_BEHAVIOUR_RENAME_RESTART)
+ num = VIR_DOMAIN_LIFECYCLE_RESTART_RENAME;
+ return num;
+}
+
+
+
+/* returns 'file' or 'block' for the storage type */
+int
+getStorageVolumeType(char *type)
+{
+ if (STREQ(type,"lvmoiscsi") ||
+ STREQ(type,"lvmohba") ||
+ STREQ(type,"lvm") ||
+ STREQ(type,"file") ||
+ STREQ(type,"iso") ||
+ STREQ(type,"ext") ||
+ STREQ(type,"nfs"))
+ return (int)VIR_STORAGE_VOL_FILE;
+ else if (STREQ(type,"iscsi") ||
+ STREQ(type,"equal") ||
+ STREQ(type,"hba") ||
+ STREQ(type,"cslg") ||
+ STREQ(type,"udev") ||
+ STREQ(type,"netapp"))
+ return (int)VIR_STORAGE_VOL_BLOCK;
+ return -1;
+}
+
+/* returns error description if any received from the server */
+char *
+returnErrorFromSession(xen_session *session)
+{
+ int i;
+ virBuffer buf = VIR_BUFFER_INITIALIZER;
+ for (i = 0; i < session->error_description_count - 1; i++) {
+ if (!i)
+ virBufferEscapeString(&buf, "%s", session->error_description[i]);
+ else
+ virBufferEscapeString(&buf, " : %s", session->error_description[i]);
+ }
+ return virBufferContentAndReset(&buf);
+}
+
+/* converts bitmap to string of the form '1,2...' */
+char *
+mapDomainPinVcpu(unsigned char *cpumap, int maplen)
+{
+ virBuffer buf = VIR_BUFFER_INITIALIZER;
+ size_t len;
+ char *ret = NULL;
+ int i, j;
+ for (i = 0; i < maplen; i++) {
+ for (j = 0; j < 8; j++) {
+ if (cpumap[i] & (1 << j)) {
+ virBufferVSprintf(&buf, "%d,", (8*i)+j);
+ }
+ }
+ }
+ if (virBufferError(&buf)) {
+ virReportOOMError();
+ virBufferFreeAndReset(&buf);
+ return NULL;
+ }
+ ret = virBufferContentAndReset(&buf);
+ len = strlen(ret);
+ if (len > 0 && ret[len - 1] == ',')
+ ret[len - 1] = 0;
+ return ret;
+}
+
+/* obtains the CPU bitmap from the string passed */
+void
+getCpuBitMapfromString(char *mask, unsigned char *cpumap, int maplen)
+{
+ int pos;
+ int max_bits = maplen * 8;
+ char *num = NULL, *bp = NULL;
+ bzero(cpumap, maplen);
+ num = strtok_r(mask, ",", &bp);
+ while (num != NULL) {
+ if (sscanf(num, "%d", &pos) != 1)
+ return;
+ if (pos < 0 || pos > max_bits - 1)
+ VIR_WARN ("number in str %d exceeds cpumap's max bits %d", pos, max_bits);
+ else
+ (cpumap)[pos / 8] |= (1 << (pos % 8));
+ num = strtok_r(NULL, ",", &bp);
+ }
+}
+
+
+/* mapping XenServer power state to Libvirt power state */
+virDomainState
+mapPowerState(enum xen_vm_power_state state)
+{
+ virDomainState virState;
+ switch (state) {
+ case XEN_VM_POWER_STATE_HALTED:
+ case XEN_VM_POWER_STATE_SUSPENDED:
+ virState = VIR_DOMAIN_SHUTOFF;
+ break;
+ case XEN_VM_POWER_STATE_PAUSED:
+ virState = VIR_DOMAIN_PAUSED;
+ break;
+ case XEN_VM_POWER_STATE_RUNNING:
+ virState = VIR_DOMAIN_RUNNING;
+ break;
+ case XEN_VM_POWER_STATE_UNKNOWN:
+ case XEN_VM_POWER_STATE_UNDEFINED:
+ virState = VIR_DOMAIN_NOSTATE;
+ break;
+ default:
+ virState = VIR_DOMAIN_NOSTATE;
+ break;
+ }
+ return virState;
+}
+
+/* allocate a flexible array and fill values(key,val) */
+int
+allocStringMap (xen_string_string_map **strings, char *key, char *val)
+{
+ int sz = ((*strings) == NULL) ? 0 : (*strings)->size;
+ sz++;
+ if (VIR_REALLOC_N(*strings, sizeof(xen_string_string_map) +
+ sizeof(xen_string_string_map_contents) * sz) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+ (*strings)->size = sz;
+ if (!((*strings)->contents[sz-1].key = strdup(key))) goto error;
+ if (!((*strings)->contents[sz-1].val = strdup(val))) goto error;
+ return 0;
+ error:
+ xen_string_string_map_free(*strings);
+ virReportOOMError();
+ return -1;
+}
+
+/* Error handling function returns error messages from the server if any */
+void
+xenapiSessionErrorHandle(virConnectPtr conn, virErrorNumber errNum,
+ const char *buf, const char *filename, const char *func,
+ size_t lineno)
+{
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+
+ if (buf == NULL) {
+ char *ret = returnErrorFromSession(session);
+ virReportErrorHelper(conn, VIR_FROM_XENAPI, errNum, filename, func, lineno, _("%s"), ret);
+ xen_session_clear_error(session);
+ VIR_FREE(ret);
+ } else {
+ virReportErrorHelper(conn, VIR_FROM_XENAPI, errNum, filename, func, lineno, _("%s"), buf);
+ }
+}
+
+/* creates network intereface for VM */
+int
+createVifNetwork (virConnectPtr conn, xen_vm vm, char *device,
+ char *bridge, char *mac)
+{
+ xen_session *session = ((struct _xenapiPrivate *)(conn->privateData))->session;
+ xen_vm xvm = NULL;
+ char *uuid = NULL;
+ xen_vm_get_uuid(session, &uuid, vm);
+ if (uuid) {
+ if (!xen_vm_get_by_uuid(session, &xvm, uuid))
+ return -1;
+ VIR_FREE(uuid);
+ }
+ xen_vm_record_opt *vm_opt = xen_vm_record_opt_alloc();
+ vm_opt->is_record = 0;
+ vm_opt->u.handle = xvm;
+ xen_network_set *net_set = NULL;
+ xen_network_record *net_rec = NULL;
+ int cnt;
+ if (xen_network_get_all(session, &net_set)) {
+ for(cnt = 0; cnt < net_set->size; cnt++) {
+ if (xen_network_get_record(session, &net_rec, net_set->contents[cnt])) {
+ if (STREQ(net_rec->bridge, bridge)) {
+ break;
+ } else {
+ xen_network_record_free(net_rec);
+ }
+ }
+ }
+ }
+ if (cnt < net_set->size && net_rec) {
+ xen_network network = NULL;
+ xen_network_get_by_uuid(session, &network, net_rec->uuid);
+ xen_network_record_opt *network_opt = xen_network_record_opt_alloc();
+ network_opt->is_record = 0;
+ network_opt->u.handle = network;
+ xen_vif_record *vif_record = xen_vif_record_alloc();
+ vif_record->mac = mac;
+ vif_record->vm = vm_opt;
+ vif_record->network = network_opt;
+ xen_vif vif = NULL;
+
+ vif_record->other_config = xen_string_string_map_alloc(0);
+ vif_record->runtime_properties = xen_string_string_map_alloc(0);
+ vif_record->qos_algorithm_params = xen_string_string_map_alloc(0);
+ vif_record->device = strdup(device);
+ xen_vif_create(session, &vif, vif_record);
+ if (!vif) {
+ xen_vif_free(vif);
+ xen_vif_record_free(vif_record);
+ xen_network_record_free(net_rec);
+ xen_network_set_free(net_set);
+ return 0;
+ }
+ xen_vif_record_free(vif_record);
+ xen_network_record_free(net_rec);
+ }
+ if (net_set != NULL) xen_network_set_free(net_set);
+ return -1;
+}
+
+/* Create a VM record from the XML description */
+int
+createVMRecordFromXml (virConnectPtr conn, virDomainDefPtr def,
+ xen_vm_record **record, xen_vm *vm)
+{
+ char uuidStr[VIR_UUID_STRING_BUFLEN];
+ *record = xen_vm_record_alloc();
+ if (!((*record)->name_label = strdup(def->name)))
+ goto error_cleanup;
+ if (def->uuid) {
+ virUUIDFormat(def->uuid, uuidStr);
+ if (!((*record)->uuid = strdup(uuidStr)))
+ goto error_cleanup;
+ }
+ if (STREQ(def->os.type, "hvm")) {
+ char *boot_order = NULL;
+ if (!((*record)->hvm_boot_policy = strdup("BIOS order")))
+ goto error_cleanup;
+ if (def->os.nBootDevs != 0)
+ boot_order = createXenAPIBootOrderString(def->os.nBootDevs, &def->os.bootDevs[0]);
+ if (boot_order != NULL) {
+ xen_string_string_map *hvm_boot_params = NULL;
+ allocStringMap(&hvm_boot_params, (char *)"order", boot_order);
+ (*record)->hvm_boot_params = hvm_boot_params;
+ VIR_FREE(boot_order);
+ }
+ } else if (STREQ(def->os.type, "xen")) {
+ if (!((*record)->pv_bootloader = strdup("pygrub")))
+ goto error_cleanup;
+ if (def->os.kernel) {
+ if (!((*record)->pv_kernel = strdup(def->os.kernel)))
+ goto error_cleanup;
+ }
+ if (def->os.initrd) {
+ if (!((*record)->pv_ramdisk = strdup(def->os.initrd)))
+ goto error_cleanup;
+ }
+ if (def->os.cmdline) {
+ if (!((*record)->pv_args = strdup(def->os.cmdline)))
+ goto error_cleanup;
+ }
+ (*record)->hvm_boot_params = xen_string_string_map_alloc(0);
+ }
+ if (def->os.bootloaderArgs)
+ if (!((*record)->pv_bootloader_args = strdup(def->os.bootloaderArgs)))
+ goto error_cleanup;
+
+ if (def->memory)
+ (*record)->memory_static_max = (int64_t) (def->memory * 1024);
+ if (def->maxmem)
+ (*record)->memory_dynamic_max = (int64_t) (def->maxmem * 1024);
+ else
+ (*record)->memory_dynamic_max = (*record)->memory_static_max;
+
+ if (def->vcpus) {
+ (*record)->vcpus_max = (int64_t) def->vcpus;
+ (*record)->vcpus_at_startup = (int64_t) def->vcpus;
+ }
+ if (def->onPoweroff)
+ (*record)->actions_after_shutdown = actionShutdownLibvirt2XenapiEnum(def->onPoweroff);
+ if (def->onReboot)
+ (*record)->actions_after_reboot = actionShutdownLibvirt2XenapiEnum(def->onReboot);
+ if (def->onCrash)
+ (*record)->actions_after_crash = actionCrashLibvirt2XenapiEnum(def->onCrash);
+
+ xen_string_string_map *strings = NULL;
+ if (def->features) {
+ if (def->features & (1 << VIR_DOMAIN_FEATURE_ACPI))
+ allocStringMap(&strings, (char *)"acpi", (char *)"true");
+ if (def->features & (1 << VIR_DOMAIN_FEATURE_APIC))
+ allocStringMap(&strings, (char *)"apic", (char *)"true");
+ if (def->features & (1 << VIR_DOMAIN_FEATURE_PAE))
+ allocStringMap(&strings, (char *)"pae", (char *)"true");
+ }
+ if (strings != NULL)
+ (*record)->platform = strings;
+
+ (*record)->vcpus_params = xen_string_string_map_alloc(0);
+ (*record)->other_config = xen_string_string_map_alloc(0);
+ (*record)->last_boot_cpu_flags = xen_string_string_map_alloc(0);
+ (*record)->xenstore_data = xen_string_string_map_alloc(0);
+ (*record)->hvm_shadow_multiplier = 1.000;
+ if (!xen_vm_create(((struct _xenapiPrivate *)(conn->privateData))->session,
+ vm, *record)) {
+ xenapiSessionErrorHandler(conn, VIR_ERR_INTERNAL_ERROR, NULL);
+ return -1;
+ }
+
+ int device_number = 0;
+ char *bridge = NULL, *mac = NULL;
+ int i;
+ for (i = 0; i < def->nnets; i++) {
+ if (def->nets[i]->type == VIR_DOMAIN_NET_TYPE_BRIDGE) {
+ if (def->nets[i]->data.bridge.brname)
+ if (!(bridge = strdup(def->nets[i]->data.bridge.brname)))
+ goto error_cleanup;
+ if (def->nets[i]->mac) {
+ char macStr[VIR_MAC_STRING_BUFLEN];
+ virFormatMacAddr(def->nets[i]->mac, macStr);
+ if (!(mac = strdup(macStr))) {
+ if (bridge) VIR_FREE(bridge);
+ goto error_cleanup;
+ }
+ }
+ if (mac != NULL && bridge != NULL) {
+ char device[NETWORK_DEVID_SIZE] = "\0";
+ sprintf(device, "%d", device_number);
+ createVifNetwork(conn, *vm, device, bridge, mac);
+ VIR_FREE(bridge);
+ device_number++;
+ }
+ if (bridge) VIR_FREE(bridge);
+ }
+ }
+ return 0;
+
+ error_cleanup:
+ virReportOOMError();
+ xen_vm_record_free(*record);
+ return -1;
+}
projects / people / liuw / libxenctrl-split / libvirt.git / commitdiff