Examples with ReadFailedException org.opendaylight.controller.md.sal.common.api.data.ReadFailedException used on opensource projects

Example 11 with ReadFailedException

use of org.opendaylight.controller.md.sal.common.api.data.ReadFailedException in project netvirt by opendaylight.

the class BgpConfigurationManager method getConfig.

public Bgp getConfig() {
    AtomicInteger bgpDSretryCount = new AtomicInteger(DS_RETRY_COUNT);
    while (0 != bgpDSretryCount.decrementAndGet()) {
        try {
            return SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(Bgp.class)).orNull();
        } catch (ReadFailedException e) {
            // Config DS may not be up, so sleep for 1 second and retry
            LOG.debug("failed to get bgp config, may be DS is yet in consistent state(?)", e);
            try {
                Thread.sleep(WAIT_TIME_BETWEEN_EACH_TRY_MILLIS);
            } catch (InterruptedException timerEx) {
                LOG.debug("WAIT_TIME_BETWEEN_EACH_TRY_MILLIS, Timer got interrupted while waiting for" + "config DS availability", timerEx);
            }
        }
    }
    LOG.error("failed to get bgp config");
    return null;
}

Example 12 with ReadFailedException

use of org.opendaylight.controller.md.sal.common.api.data.ReadFailedException in project netvirt by opendaylight.

the class FibDSWriter method removeOrUpdateFibEntryFromDS.

public synchronized void removeOrUpdateFibEntryFromDS(String rd, String prefix, String nextHop) {
    if (rd == null || rd.isEmpty()) {
        LOG.error("Prefix {} not associated with vpn", prefix);
        return;
    }
    LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {} and nextHop {}", prefix, rd, nextHop);
    try {
        InstanceIdentifier<VrfEntry> vrfEntryId = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix)).build();
        Optional<VrfEntry> existingVrfEntry = singleTxDB.syncReadOptional(LogicalDatastoreType.CONFIGURATION, vrfEntryId);
        List<RoutePaths> routePaths = existingVrfEntry.toJavaUtil().map(VrfEntry::getRoutePaths).orElse(Collections.emptyList());
        if (routePaths.size() == 1) {
            if (routePaths.get(0).getNexthopAddress().equals(nextHop)) {
                bgpUtil.delete(vrfEntryId);
            }
        } else {
            routePaths.stream().map(RoutePaths::getNexthopAddress).filter(nextHopAddress -> nextHopAddress.equals(nextHop)).findFirst().ifPresent(nh -> {
                InstanceIdentifier<RoutePaths> routePathId = FibHelper.buildRoutePathId(rd, prefix, nextHop);
                bgpUtil.delete(routePathId);
            });
        }
    } catch (ReadFailedException e) {
        LOG.error("Error while reading vrfEntry for rd {}, prefix {}", rd, prefix);
        return;
    }
}

Example 13 with ReadFailedException

use of org.opendaylight.controller.md.sal.common.api.data.ReadFailedException in project netvirt by opendaylight.

the class FibDSWriter method removeVrfSubFamilyFromDS.

public synchronized void removeVrfSubFamilyFromDS(String rd, AddressFamily addressFamily) {
    if (rd == null) {
        return;
    }
    LOG.debug("removeVrfSubFamilyFromDS : addressFamily {} from vrf rd {}", addressFamily, rd);
    InstanceIdentifier<VrfTables> id = InstanceIdentifier.create(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
    try {
        VrfTables vrfTable = singleTxDB.syncRead(LogicalDatastoreType.CONFIGURATION, id);
        if (vrfTable != null) {
            List<VrfEntry> vrfEntries = vrfTable.getVrfEntry();
            if (vrfEntries == null) {
                LOG.error("removeVrfSubFamilyFromDS : VrfEntry not found for rd {}", rd);
                return;
            }
            for (VrfEntry vrfEntry : vrfEntries) {
                boolean found = false;
                if (vrfEntry.getEncapType() != null) {
                    if (!vrfEntry.getEncapType().equals(EncapType.Mplsgre) && addressFamily == AddressFamily.L2VPN) {
                        found = true;
                    } else if (vrfEntry.getEncapType().equals(EncapType.Mplsgre)) {
                        if (addressFamily == AddressFamily.IPV4 && FibHelper.isIpv4Prefix(vrfEntry.getDestPrefix())) {
                            found = true;
                        } else if (addressFamily == AddressFamily.IPV6 && FibHelper.isIpv6Prefix(vrfEntry.getDestPrefix())) {
                            found = true;
                        }
                    }
                }
                if (found == false) {
                    continue;
                }
                bgpUtil.removeVrfEntry(rd, vrfEntry);
            }
        }
    } catch (ReadFailedException rfe) {
        LOG.error("removeVrfSubFamilyFromDS : Internal Error rd {}", rd, rfe);
    }
    return;
}

Example 14 with ReadFailedException

use of org.opendaylight.controller.md.sal.common.api.data.ReadFailedException in project netvirt by opendaylight.

the class DhcpPktHandler method handleDhcpAllocationPoolPacket.

private DhcpInfo handleDhcpAllocationPoolPacket(byte msgType, String interfaceName, String macAddress) {
    try {
        String networkId = dhcpAllocationPoolMgr.getNetworkByPort(interfaceName);
        AllocationPool pool = networkId != null ? dhcpAllocationPoolMgr.getAllocationPoolByNetwork(networkId) : null;
        if (networkId == null || pool == null) {
            LOG.warn("No Dhcp Allocation Pool was found for interface: {}", interfaceName);
            return null;
        }
        switch(msgType) {
            case DHCPConstants.MSG_DISCOVER:
            case DHCPConstants.MSG_REQUEST:
                // FIXME: requested ip is currently ignored in moment of allocation
                return getDhcpInfoFromAllocationPool(networkId, pool, macAddress);
            case DHCPConstants.MSG_RELEASE:
                dhcpAllocationPoolMgr.releaseIpAllocation(networkId, pool, macAddress);
                break;
            default:
                break;
        }
    } catch (ReadFailedException e) {
        LOG.error("Error reading from MD-SAL", e);
    }
    return null;
}

Example 15 with ReadFailedException

use of org.opendaylight.controller.md.sal.common.api.data.ReadFailedException in project netvirt by opendaylight.

the class DhcpExternalTunnelManager method createRemoteMcastMac.

public RemoteMcastMacs createRemoteMcastMac(Node dstDevice, String logicalSwitchName, IpAddress internalTunnelIp) {
    Set<LocatorSet> locators = new HashSet<>();
    TerminationPointKey terminationPointKey = HwvtepSouthboundUtils.getTerminationPointKey(internalTunnelIp.getIpv4Address().getValue());
    HwvtepPhysicalLocatorRef phyLocRef = new HwvtepPhysicalLocatorRef(HwvtepSouthboundUtils.createInstanceIdentifier(dstDevice.getNodeId()).child(TerminationPoint.class, terminationPointKey));
    locators.add(new LocatorSetBuilder().setLocatorRef(phyLocRef).build());
    HwvtepLogicalSwitchRef lsRef = new HwvtepLogicalSwitchRef(HwvtepSouthboundUtils.createLogicalSwitchesInstanceIdentifier(dstDevice.getNodeId(), new HwvtepNodeName(logicalSwitchName)));
    RemoteMcastMacs remoteMcastMacs = new RemoteMcastMacsBuilder().setMacEntryKey(new MacAddress(UNKNOWN_DMAC)).setLogicalSwitchRef(lsRef).build();
    InstanceIdentifier<RemoteMcastMacs> iid = HwvtepSouthboundUtils.createRemoteMcastMacsInstanceIdentifier(dstDevice.getNodeId(), remoteMcastMacs.getKey());
    ReadOnlyTransaction transaction = broker.newReadOnlyTransaction();
    try {
        // TODO do async mdsal read
        remoteMcastMacs = transaction.read(LogicalDatastoreType.CONFIGURATION, iid).checkedGet().get();
        locators.addAll(remoteMcastMacs.getLocatorSet());
        return new RemoteMcastMacsBuilder(remoteMcastMacs).setLocatorSet(new ArrayList<>(locators)).build();
    } catch (ReadFailedException e) {
        LOG.error("Failed to read the macs {}", iid);
    }
    return null;
}