@Override public void connectToGateway(@Nonnull String providerVpnId, @Nonnull String toGatewayId) throws CloudException, InternalException { APITrace.begin(provider, "connectVPNToGateway"); try { VPNGateway gateway = getGateway(toGatewayId); VPN vpn = getVPN(providerVpnId); if (gateway == null) { throw new CloudException("No such VPN gateway: " + toGatewayId); } if (vpn == null) { throw new CloudException("No such VPN: " + providerVpnId); } if (!gateway.getProtocol().equals(vpn.getProtocol())) { throw new CloudException( "VPN protocol mismatch between VPN and gateway: " + vpn.getProtocol() + " vs " + gateway.getProtocol()); } ProviderContext ctx = provider.getContext(); if (ctx == null) { throw new CloudException("No context was configured"); } Map<String, String> parameters = provider.getStandardParameters(provider.getContext(), ELBMethod.CREATE_VPN_CONNECTION); EC2Method method; parameters.put("Type", getAWSProtocol(vpn.getProtocol())); parameters.put("CustomerGatewayId", gateway.getProviderVpnGatewayId()); parameters.put("VpnGatewayId", vpn.getProviderVpnId()); method = new EC2Method(provider, provider.getEc2Url(), parameters); try { method.invoke(); } catch (EC2Exception e) { logger.error(e.getSummary()); e.printStackTrace(); throw new CloudException(e); } } finally { APITrace.end(); } }
private @Nullable VPN toVPN(@Nonnull ProviderContext ctx, @Nullable Node node) throws CloudException, InternalException { if (node == null) { return null; } NodeList attributes = node.getChildNodes(); String name = null, description = null; VPN vpn = new VPN(); vpn.setCurrentState(VPNState.PENDING); vpn.setProviderRegionId(ctx.getRegionId()); for (int i = 0; i < attributes.getLength(); i++) { Node attr = attributes.item(i); String nodeName = attr.getNodeName(); if (nodeName.equalsIgnoreCase("vpnGatewayId") && attr.hasChildNodes()) { vpn.setProviderVpnId(attr.getFirstChild().getNodeValue().trim()); } else if (nodeName.equalsIgnoreCase("state")) { vpn.setCurrentState(toVPNState(attr.getFirstChild().getNodeValue().trim())); } else if (nodeName.equalsIgnoreCase("type") && attr.hasChildNodes()) { String t = attr.getFirstChild().getNodeValue().trim(); if (t.equalsIgnoreCase("ipsec.1")) { vpn.setProtocol(VPNProtocol.IPSEC1); } else if (t.equalsIgnoreCase("openvpn")) { vpn.setProtocol(VPNProtocol.OPEN_VPN); } else { logger.warn("DEBUG: Unknown VPN gateway type: " + t); vpn.setProtocol(VPNProtocol.IPSEC1); } } else if (nodeName.equalsIgnoreCase("attachments") && attr.hasChildNodes()) { TreeSet<String> vlans = new TreeSet<String>(); NodeList list = attr.getChildNodes(); for (int j = 0; j < list.getLength(); j++) { Node att = list.item(j); if (att.getNodeName().equalsIgnoreCase("item") && att.hasChildNodes()) { NodeList aaList = attr.getChildNodes(); String id = null; for (int k = 0; k < aaList.getLength(); k++) { Node aa = aaList.item(k); if (aa.getNodeName().equalsIgnoreCase("vpcId") && aa.hasChildNodes()) { id = aa.getFirstChild().getNodeValue().trim(); break; } } if (id != null) { vlans.add(id); } } } vpn.setProviderVlanIds(vlans.toArray(new String[vlans.size()])); } else if (nodeName.equalsIgnoreCase("tagSet") && attr.hasChildNodes()) { provider.setTags(attr, vpn); if (vpn.getTags().get("name") != null) { name = vpn.getTags().get("name"); } if (vpn.getTags().get("description") != null) { description = vpn.getTags().get("description"); } } } if (vpn.getProviderVpnId() == null) { return null; } if (vpn.getName() == null) { vpn.setName(name == null ? vpn.getProviderVpnId() : name); } if (vpn.getDescription() == null) { vpn.setDescription(description == null ? vpn.getName() : description); } return vpn; }