| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.jclouds.profitbricks.rest.util; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| import static com.google.common.net.InetAddresses.isInetAddress; |
| |
| import java.util.List; |
| import java.util.regex.Pattern; |
| |
| import org.apache.jclouds.profitbricks.rest.domain.Firewall; |
| import org.apache.jclouds.profitbricks.rest.domain.Firewall.Protocol; |
| |
| /** |
| * Static convenience methods for validating various ProfitBricks domain preconditions |
| */ |
| public final class Preconditions { |
| |
| private static final Pattern INVALID_CHARS = Pattern.compile("^.*[@/\\|'`’^].*$"); |
| |
| public static void checkInvalidChars(String name) { |
| checkArgument(!isNullOrEmpty(name), "Name is required."); |
| checkArgument(!INVALID_CHARS.matcher(name).matches(), "Name must not contain any of: @ / \\ | ' ` ’ ^"); |
| } |
| |
| public static void checkIp(String ip) { |
| checkArgument(isInetAddress(ip), "IP '%s' is invalid", ip); |
| } |
| |
| public static void checkIps(List<String> ips) { |
| checkNotNull(ips, "Null ip list"); |
| for (String ip : ips) |
| checkIp(ip); |
| } |
| |
| public static void checkPortRange(Integer portRangeStart, Integer portRangeEnd, Firewall.Protocol protocol) { |
| checkArgument(!(portRangeEnd == null ^ portRangeStart == null), "Port range must be both present or null"); |
| if (portRangeEnd != null) { |
| checkArgument(protocol == Firewall.Protocol.TCP || protocol == Firewall.Protocol.UDP, "Port range can only be set for TCP or UDP"); |
| checkArgument(portRangeEnd > portRangeStart, "portRangeEnd must be greater than portRangeStart"); |
| checkArgument(portRangeEnd >= 1 && portRangeEnd <= 65534, "Port range end must be 1 to 65534"); |
| checkArgument(portRangeStart >= 1 && portRangeStart <= 65534, "Port range start must be 1 to 65534"); |
| } |
| } |
| |
| public static void checkIcmp(Integer icmpType, Integer icmpCode, Protocol protocol) { |
| checkNotNull(protocol, "Protocol can't be null"); |
| if (protocol == Protocol.ICMP) { |
| if (icmpType != null) |
| checkArgument(icmpType >= 1 && icmpType <= 254, "ICMP type must be 1 to 254"); |
| if (icmpCode != null) |
| checkArgument(icmpCode >= 1 && icmpCode <= 254, "ICMP code must be 1 to 254"); |
| } |
| } |
| |
| public static void checkLanId(Integer id) { |
| checkArgument(id >= 0, "LAN ID must be non-negative"); |
| } |
| |
| public static void checkCores(Integer cores) { |
| checkArgument(cores > 0, "Number of cores must be atleast 1."); |
| } |
| |
| public static void checkRam(Integer ram, Boolean isRamHotPlug) { |
| int minRam = (isRamHotPlug == null || !isRamHotPlug) ? 256 : 1024; |
| checkArgument(ram >= minRam && ram % 256 == 0, "RAM must be multiples of 256 with minimum of 256 MB " |
| + "(1024 MB if ramHotPlug is enabled)"); |
| } |
| |
| public static void checkSize(Float size) { |
| checkArgument(size > 1, "Storage size must be > 1GB"); |
| } |
| |
| private static final int VALID_PASSWORD_MIN_LENGTH = 8; |
| private static final int VALID_PASSWORD_MAX_LENGTH = 50; |
| private static final String PASSWORD_FORMAT = String.format( |
| "[a-zA-Z0-9][^iIloOwWyYzZ10]{%d,%d}", VALID_PASSWORD_MIN_LENGTH - 1, VALID_PASSWORD_MAX_LENGTH); |
| private static final Pattern PASSWORD_PATTERN = Pattern.compile(PASSWORD_FORMAT); |
| |
| public static void checkPassword(String password) { |
| checkArgument(PASSWORD_PATTERN.matcher(password).matches(), "Password must be between 8 and 50 characters, " |
| + "only a-z, A-Z, 0-9 without characters i, I, l, o, O, w, W, y, Y, z, Z and 1, 0"); |
| } |
| } |