mirror of
https://gitlab.com/libvirt/libvirt.git
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288 lines
9.7 KiB
C
288 lines
9.7 KiB
C
/*
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* Copyright (C) 2009-2012 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Stefan Berger <stefanb@us.ibm.com>
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* Daniel P. Berrange <berrange@redhat.com>
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*/
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#include <config.h>
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#include "netdev_vport_profile_conf.h"
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#include "virerror.h"
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#include "viralloc.h"
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#define VIR_FROM_THIS VIR_FROM_NONE
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VIR_ENUM_IMPL(virNetDevVPort, VIR_NETDEV_VPORT_PROFILE_LAST,
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"none",
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"802.1Qbg",
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"802.1Qbh",
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"openvswitch")
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virNetDevVPortProfilePtr
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virNetDevVPortProfileParse(xmlNodePtr node, unsigned int flags)
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{
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char *virtPortType;
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char *virtPortManagerID = NULL;
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char *virtPortTypeID = NULL;
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char *virtPortTypeIDVersion = NULL;
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char *virtPortInstanceID = NULL;
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char *virtPortProfileID = NULL;
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char *virtPortInterfaceID = NULL;
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virNetDevVPortProfilePtr virtPort = NULL;
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xmlNodePtr cur = node->children;
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if (VIR_ALLOC(virtPort) < 0) {
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virReportOOMError();
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return NULL;
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}
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if ((virtPortType = virXMLPropString(node, "type")) &&
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(virtPort->virtPortType = virNetDevVPortTypeFromString(virtPortType)) <= 0) {
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virReportError(VIR_ERR_XML_ERROR,
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_("unknown virtualport type %s"), virtPortType);
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goto error;
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}
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if ((virtPort->virtPortType == VIR_NETDEV_VPORT_PROFILE_NONE) &&
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(flags & VIR_VPORT_XML_REQUIRE_TYPE)) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("missing required virtualport type"));
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goto error;
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}
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while (cur != NULL) {
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if (xmlStrEqual(cur->name, BAD_CAST "parameters")) {
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virtPortManagerID = virXMLPropString(cur, "managerid");
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virtPortTypeID = virXMLPropString(cur, "typeid");
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virtPortTypeIDVersion = virXMLPropString(cur, "typeidversion");
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virtPortInstanceID = virXMLPropString(cur, "instanceid");
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virtPortProfileID = virXMLPropString(cur, "profileid");
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virtPortInterfaceID = virXMLPropString(cur, "interfaceid");
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break;
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}
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cur = cur->next;
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}
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if (virtPortManagerID) {
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unsigned int val;
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if (virStrToLong_ui(virtPortManagerID, NULL, 0, &val)) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("cannot parse value of managerid parameter"));
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goto error;
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}
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if (val > 0xff) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("value of managerid out of range"));
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goto error;
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}
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virtPort->managerID = (uint8_t)val;
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virtPort->managerID_specified = true;
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}
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if (virtPortTypeID) {
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unsigned int val;
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if (virStrToLong_ui(virtPortTypeID, NULL, 0, &val)) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("cannot parse value of typeid parameter"));
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goto error;
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}
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if (val > 0xffffff) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("value for typeid out of range"));
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goto error;
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}
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virtPort->typeID = (uint32_t)val;
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virtPort->typeID_specified = true;
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}
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if (virtPortTypeIDVersion) {
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unsigned int val;
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if (virStrToLong_ui(virtPortTypeIDVersion, NULL, 0, &val)) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("cannot parse value of typeidversion parameter"));
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goto error;
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}
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if (val > 0xff) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("value of typeidversion out of range"));
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goto error;
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}
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virtPort->typeIDVersion = (uint8_t)val;
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virtPort->typeIDVersion_specified = true;
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}
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if (virtPortInstanceID) {
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if (virUUIDParse(virtPortInstanceID, virtPort->instanceID) < 0) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("cannot parse instanceid parameter as a uuid"));
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goto error;
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}
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virtPort->instanceID_specified = true;
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}
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if (virtPortProfileID &&
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!virStrcpyStatic(virtPort->profileID, virtPortProfileID)) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("profileid parameter too long"));
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goto error;
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}
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if (virtPortInterfaceID) {
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if (virUUIDParse(virtPortInterfaceID, virtPort->interfaceID) < 0) {
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virReportError(VIR_ERR_XML_ERROR, "%s",
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_("cannot parse interfaceid parameter as a uuid"));
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goto error;
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}
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virtPort->interfaceID_specified = true;
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}
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/* generate default instanceID/interfaceID if appropriate */
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if (flags & VIR_VPORT_XML_GENERATE_MISSING_DEFAULTS) {
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if (!virtPort->instanceID_specified &&
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(virtPort->virtPortType == VIR_NETDEV_VPORT_PROFILE_8021QBG ||
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virtPort->virtPortType == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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if (virUUIDGenerate(virtPort->instanceID) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("cannot generate a random uuid for instanceid"));
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goto error;
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}
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virtPort->instanceID_specified = true;
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}
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if (!virtPort->interfaceID_specified &&
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(virtPort->virtPortType == VIR_NETDEV_VPORT_PROFILE_OPENVSWITCH ||
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virtPort->virtPortType == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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if (virUUIDGenerate(virtPort->interfaceID) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("cannot generate a random uuid for interfaceid"));
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goto error;
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}
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virtPort->interfaceID_specified = true;
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}
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}
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/* check for required/unsupported attributes */
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if ((flags & VIR_VPORT_XML_REQUIRE_ALL_ATTRIBUTES) &&
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(virNetDevVPortProfileCheckComplete(virtPort, false) < 0)) {
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goto error;
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}
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if (virNetDevVPortProfileCheckNoExtras(virtPort) < 0)
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goto error;
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cleanup:
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VIR_FREE(virtPortManagerID);
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VIR_FREE(virtPortTypeID);
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VIR_FREE(virtPortTypeIDVersion);
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VIR_FREE(virtPortInstanceID);
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VIR_FREE(virtPortProfileID);
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VIR_FREE(virtPortType);
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VIR_FREE(virtPortInterfaceID);
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return virtPort;
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error:
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VIR_FREE(virtPort);
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goto cleanup;
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}
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int
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virNetDevVPortProfileFormat(virNetDevVPortProfilePtr virtPort,
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virBufferPtr buf)
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{
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enum virNetDevVPortProfile type;
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bool noParameters;
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if (!virtPort)
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return 0;
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noParameters = !(virtPort->managerID_specified ||
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virtPort->typeID_specified ||
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virtPort->typeIDVersion_specified ||
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virtPort->instanceID_specified ||
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virtPort->profileID[0] ||
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virtPort->interfaceID_specified);
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type = virtPort->virtPortType;
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if (type == VIR_NETDEV_VPORT_PROFILE_NONE) {
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if (noParameters)
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return 0;
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virBufferAddLit(buf, "<virtualport>\n");
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} else {
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if (noParameters) {
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virBufferAsprintf(buf, "<virtualport type='%s'/>\n",
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virNetDevVPortTypeToString(type));
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return 0;
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} else {
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virBufferAsprintf(buf, "<virtualport type='%s'>\n",
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virNetDevVPortTypeToString(type));
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}
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}
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virBufferAddLit(buf, " <parameters");
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if (virtPort->managerID_specified &&
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(type == VIR_NETDEV_VPORT_PROFILE_8021QBG ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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virBufferAsprintf(buf, " managerid='%d'", virtPort->managerID);
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}
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if (virtPort->typeID_specified &&
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(type == VIR_NETDEV_VPORT_PROFILE_8021QBG ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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virBufferAsprintf(buf, " typeid='%d'", virtPort->typeID);
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}
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if (virtPort->typeIDVersion_specified &&
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(type == VIR_NETDEV_VPORT_PROFILE_8021QBG ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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virBufferAsprintf(buf, " typeidversion='%d'",
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virtPort->typeIDVersion);
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}
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if (virtPort->instanceID_specified &&
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(type == VIR_NETDEV_VPORT_PROFILE_8021QBG ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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char uuidstr[VIR_UUID_STRING_BUFLEN];
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virUUIDFormat(virtPort->instanceID, uuidstr);
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virBufferAsprintf(buf, " instanceid='%s'", uuidstr);
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}
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if (virtPort->interfaceID_specified &&
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(type == VIR_NETDEV_VPORT_PROFILE_OPENVSWITCH ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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char uuidstr[VIR_UUID_STRING_BUFLEN];
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virUUIDFormat(virtPort->interfaceID, uuidstr);
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virBufferAsprintf(buf, " interfaceid='%s'", uuidstr);
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}
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if (virtPort->profileID[0] &&
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(type == VIR_NETDEV_VPORT_PROFILE_OPENVSWITCH ||
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type == VIR_NETDEV_VPORT_PROFILE_8021QBH ||
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type == VIR_NETDEV_VPORT_PROFILE_NONE)) {
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virBufferAsprintf(buf, " profileid='%s'", virtPort->profileID);
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}
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virBufferAddLit(buf, "/>\n");
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virBufferAddLit(buf, "</virtualport>\n");
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return 0;
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}
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