mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2025-01-22 04:25:18 +00:00
network: add implementation of network port APIs
This initial implementation just wires up the APIs and does tracking of the port XML definitions. It is not yet integrated into the resource allocation logic. Reviewed-by: Laine Stump <laine@laine.org> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrangé
parent
771b361e5b
commit
4a998fb824
@ -2766,6 +2766,8 @@ networkStartNetwork(virNetworkDriverStatePtr driver,
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VIR_DEBUG("Beginning network startup process");
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virNetworkObjDeleteAllPorts(obj, driver->stateDir);
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VIR_DEBUG("Setting current network def as transient");
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if (virNetworkObjSetDefTransient(obj, true) < 0)
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goto cleanup;
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@ -3943,6 +3945,9 @@ networkDestroy(virNetworkPtr net)
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if ((ret = networkShutdownNetwork(driver, obj)) < 0)
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goto cleanup;
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virNetworkObjDeleteAllPorts(obj, driver->stateDir);
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/* @def replaced in virNetworkObjUnsetDefTransient*/
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def = virNetworkObjGetDef(obj);
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@ -5538,6 +5543,394 @@ networkBandwidthUpdate(virDomainNetDefPtr iface,
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}
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static virNetworkPortPtr
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networkPortLookupByUUID(virNetworkPtr net,
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const unsigned char *uuid)
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{
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef = NULL;
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virNetworkPortPtr ret = NULL;
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char uuidstr[VIR_UUID_STRING_BUFLEN];
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virUUIDFormat(uuid, uuidstr);
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if (!(obj = networkObjFromNetwork(net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkObjLookupPort(obj, uuid)))
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goto cleanup;
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if (virNetworkPortLookupByUUIDEnsureACL(net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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ret = virGetNetworkPort(net, uuid);
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static virNetworkPortPtr
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networkPortCreateXML(virNetworkPtr net,
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const char *xmldesc,
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unsigned int flags)
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{
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virNetworkDriverStatePtr driver = networkGetDriver();
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef = NULL;
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virNetworkPortPtr ret = NULL;
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int rc;
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virCheckFlags(VIR_NETWORK_PORT_CREATE_RECLAIM, NULL);
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if (!(obj = networkObjFromNetwork(net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkPortDefParseString(xmldesc)))
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goto cleanup;
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if (virNetworkPortCreateXMLEnsureACL(net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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if (portdef->plugtype == VIR_NETWORK_PORT_PLUG_TYPE_NONE) {
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if (flags & VIR_NETWORK_PORT_CREATE_RECLAIM) {
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virReportError(VIR_ERR_INVALID_ARG, "%s",
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_("Port reclaim requested but plug type is none"));
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goto cleanup;
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}
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} else {
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if (!(flags & VIR_NETWORK_PORT_CREATE_RECLAIM)) {
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virReportError(VIR_ERR_INVALID_ARG, "%s",
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_("Port reclaim not requested but plug type is not none"));
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goto cleanup;
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}
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}
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if (flags & VIR_NETWORK_PORT_CREATE_RECLAIM)
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rc = networkNotifyPort(obj, portdef);
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else
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rc = networkAllocatePort(obj, portdef);
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if (rc < 0) {
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virErrorPtr saved;
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saved = virSaveLastError();
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ignore_value(networkReleasePort(obj, portdef));
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virSetError(saved);
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virFreeError(saved);
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goto cleanup;
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}
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if (virNetworkObjAddPort(obj, portdef, driver->stateDir) < 0) {
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virNetworkPortDefFree(portdef);
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goto cleanup;
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}
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ret = virGetNetworkPort(net, portdef->uuid);
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static char *
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networkPortGetXMLDesc(virNetworkPortPtr port,
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unsigned int flags)
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{
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef = NULL;
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char *ret = NULL;
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virCheckFlags(0, NULL);
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if (!(obj = networkObjFromNetwork(port->net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkObjLookupPort(obj, port->uuid)))
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goto cleanup;
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if (virNetworkPortGetXMLDescEnsureACL(port->net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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if (!(ret = virNetworkPortDefFormat(portdef)))
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goto cleanup;
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static int
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networkPortDelete(virNetworkPortPtr port,
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unsigned int flags)
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{
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virNetworkDriverStatePtr driver = networkGetDriver();
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef;
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int ret = -1;
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virCheckFlags(0, -1);
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if (!(obj = networkObjFromNetwork(port->net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkObjLookupPort(obj, port->uuid)))
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goto cleanup;
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if (virNetworkPortDeleteEnsureACL(port->net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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if (networkReleasePort(obj, portdef) < 0)
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goto cleanup;
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virNetworkObjDeletePort(obj, port->uuid, driver->stateDir);
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ret = 0;
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static int
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networkPortSetParameters(virNetworkPortPtr port,
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virTypedParameterPtr params,
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int nparams,
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unsigned int flags)
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{
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virNetworkDriverStatePtr driver = networkGetDriver();
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef;
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virNetDevBandwidthPtr bandwidth = NULL;
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char *dir = NULL;
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int ret = -1;
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size_t i;
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virCheckFlags(0, -1);
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if (!(obj = networkObjFromNetwork(port->net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkObjLookupPort(obj, port->uuid)))
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goto cleanup;
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if (virNetworkPortSetParametersEnsureACL(port->net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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if (!(dir = virNetworkObjGetPortStatusDir(obj, driver->stateDir)))
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goto cleanup;
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if ((VIR_ALLOC(bandwidth) < 0) ||
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(VIR_ALLOC(bandwidth->in) < 0) ||
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(VIR_ALLOC(bandwidth->out) < 0))
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goto cleanup;
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for (i = 0; i < nparams; i++) {
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virTypedParameterPtr param = ¶ms[i];
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if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_IN_AVERAGE)) {
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bandwidth->in->average = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_IN_PEAK)) {
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bandwidth->in->peak = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_IN_BURST)) {
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bandwidth->in->burst = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_IN_FLOOR)) {
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bandwidth->in->floor = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_OUT_AVERAGE)) {
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bandwidth->out->average = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_OUT_PEAK)) {
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bandwidth->out->peak = param->value.ui;
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} else if (STREQ(param->field, VIR_NETWORK_PORT_BANDWIDTH_OUT_BURST)) {
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bandwidth->out->burst = param->value.ui;
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}
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}
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/* average or floor are mandatory, peak and burst are optional.
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* So if no average or floor is given, we free inbound/outbound
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* here which causes inbound/outbound to not be set. */
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if (!bandwidth->in->average && !bandwidth->in->floor)
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VIR_FREE(bandwidth->in);
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if (!bandwidth->out->average)
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VIR_FREE(bandwidth->out);
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if (networkUpdatePortBandwidth(obj,
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&portdef->mac,
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&portdef->class_id,
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portdef->bandwidth,
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bandwidth) < 0)
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goto cleanup;
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virNetDevBandwidthFree(portdef->bandwidth);
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portdef->bandwidth = bandwidth;
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bandwidth = NULL;
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if (virNetworkPortDefSaveStatus(portdef, dir) < 0)
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goto cleanup;
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ret = 0;
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cleanup:
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virNetDevBandwidthFree(bandwidth);
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virNetworkObjEndAPI(&obj);
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VIR_FREE(dir);
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return ret;
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}
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static int
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networkPortGetParameters(virNetworkPortPtr port,
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virTypedParameterPtr *params,
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int *nparams,
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unsigned int flags)
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{
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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virNetworkPortDefPtr portdef;
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int maxparams = 0;
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int ret = -1;
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virCheckFlags(0, -1);
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*params = NULL;
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*nparams = 0;
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if (!(obj = networkObjFromNetwork(port->net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (!(portdef = virNetworkObjLookupPort(obj, port->uuid)))
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goto cleanup;
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if (virNetworkPortGetParametersEnsureACL(port->net->conn, def, portdef) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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if (portdef->bandwidth) {
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if ((portdef->bandwidth->in != NULL) &&
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(virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_IN_AVERAGE,
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portdef->bandwidth->in->average) < 0 ||
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virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_IN_PEAK,
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portdef->bandwidth->in->peak) < 0 ||
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virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_IN_FLOOR,
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portdef->bandwidth->in->floor) < 0 ||
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virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_IN_BURST,
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portdef->bandwidth->in->burst) < 0))
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goto cleanup;
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if ((portdef->bandwidth->out != NULL) &&
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(virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_OUT_AVERAGE,
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portdef->bandwidth->out->average) < 0 ||
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virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_OUT_PEAK,
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portdef->bandwidth->out->peak) < 0 ||
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virTypedParamsAddUInt(params, nparams, &maxparams,
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VIR_NETWORK_PORT_BANDWIDTH_OUT_BURST,
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portdef->bandwidth->out->burst) < 0))
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goto cleanup;
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}
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ret = 0;
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static int
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networkListAllPorts(virNetworkPtr net,
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virNetworkPortPtr **ports,
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unsigned int flags)
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{
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virNetworkObjPtr obj;
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virNetworkDefPtr def;
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int ret = -1;
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virCheckFlags(0, -1);
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if (!(obj = networkObjFromNetwork(net)))
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return ret;
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def = virNetworkObjGetDef(obj);
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if (virNetworkListAllPortsEnsureACL(net->conn, def) < 0)
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goto cleanup;
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if (!virNetworkObjIsActive(obj)) {
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virReportError(VIR_ERR_OPERATION_INVALID,
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_("network '%s' is not active"),
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def->name);
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goto cleanup;
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}
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ret = virNetworkObjPortListExport(net, obj, ports,
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virNetworkListAllPortsCheckACL);
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cleanup:
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virNetworkObjEndAPI(&obj);
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return ret;
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}
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static virNetworkDriver networkDriver = {
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.name = "bridge",
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.connectNumOfNetworks = networkConnectNumOfNetworks, /* 0.2.0 */
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@ -5562,6 +5955,13 @@ static virNetworkDriver networkDriver = {
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.networkIsActive = networkIsActive, /* 0.7.3 */
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.networkIsPersistent = networkIsPersistent, /* 0.7.3 */
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.networkGetDHCPLeases = networkGetDHCPLeases, /* 1.2.6 */
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.networkPortLookupByUUID = networkPortLookupByUUID, /* 5.5.0 */
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.networkPortCreateXML = networkPortCreateXML, /* 5.5.0 */
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.networkPortGetXMLDesc = networkPortGetXMLDesc, /* 5.5.0 */
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.networkPortDelete = networkPortDelete, /* 5.5.0 */
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.networkListAllPorts = networkListAllPorts, /* 5.5.0 */
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.networkPortGetParameters = networkPortGetParameters, /* 5.5.0 */
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.networkPortSetParameters = networkPortSetParameters, /* 5.5.0 */
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};
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