Examples with PiActionId org.onosproject.net.pi.model.PiActionId used on opensource projects

Example 16 with PiActionId

use of org.onosproject.net.pi.model.PiActionId in project fabric-tna by stratum.

the class FabricUpfTranslator method fabricEntryToUpfTerminationDownlink.

/**
 * Translate a fabric.p4 termination table entry to a downlink UpfTermination instance for easier handling.
 *
 * @param entry the fabric.p4 entry to translate
 * @return the corresponding UpfTerminationDownlink
 * @throws UpfProgrammableException if the entry cannot be translated
 */
public UpfTerminationDownlink fabricEntryToUpfTerminationDownlink(FlowRule entry) throws UpfProgrammableException {
    assertTableId(entry, FABRIC_INGRESS_UPF_DOWNLINK_TERMINATIONS);
    UpfTerminationDownlink.Builder builder = UpfTerminationDownlink.builder();
    Pair<PiCriterion, PiTableAction> matchActionPair = FabricUpfTranslatorUtil.fabricEntryToPiPair(entry);
    PiCriterion match = matchActionPair.getLeft();
    PiAction action = (PiAction) matchActionPair.getRight();
    if (!FabricUpfTranslatorUtil.fieldIsPresent(match, HDR_UE_SESSION_ID) || !FabricUpfTranslatorUtil.fieldIsPresent(match, HDR_APP_ID)) {
        throw new UpfProgrammableException("Malformed downlink termination from dataplane!: " + entry);
    }
    // Match keys
    Ip4Address ueSessionId = FabricUpfTranslatorUtil.getFieldAddress(match, HDR_UE_SESSION_ID);
    builder.withUeSessionId(ueSessionId);
    byte applicationId = FabricUpfTranslatorUtil.getFieldByte(match, HDR_APP_ID);
    builder.withApplicationId(applicationId);
    PiActionId actionId = action.id();
    builder.withCounterId(FabricUpfTranslatorUtil.getParamInt(action, CTR_ID));
    if (actionId.equals(FABRIC_INGRESS_UPF_DOWNLINK_DROP)) {
        builder.needsDropping(true);
    } else {
        builder.withTeid(FabricUpfTranslatorUtil.getParamInt(action, TEID)).withQfi(FabricUpfTranslatorUtil.getParamByte(action, QFI)).withAppMeterIdx(FabricUpfTranslatorUtil.getParamShort(action, APP_METER_IDX));
        if (actionId.equals(FABRIC_INGRESS_UPF_DOWNLINK_FWD_ENCAP)) {
            builder.withTrafficClass(FabricUpfTranslatorUtil.getParamByte(action, TC));
        }
    }
    return builder.build();
}