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#1034 Add debug sections for viewing DB data and Limbo data
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@ -20,7 +20,7 @@ public class DebugCommand implements ExecutableCommand {
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private Factory<DebugSection> debugSectionFactory;
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private Set<Class<? extends DebugSection>> sectionClasses =
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ImmutableSet.of(PermissionGroups.class, TestEmailSender.class);
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ImmutableSet.of(PermissionGroups.class, TestEmailSender.class, PlayerAuthViewer.class, LimboPlayerViewer.class);
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private Map<String, DebugSection> sections;
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@ -0,0 +1,55 @@
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package fr.xephi.authme.command.executable.authme.debug;
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import org.bukkit.Location;
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import java.math.RoundingMode;
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import java.text.DecimalFormat;
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/**
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* Utilities used within the DebugSection implementations.
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*/
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final class DebugSectionUtils {
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private DebugSectionUtils() {
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}
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/**
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* Formats the given location in a human readable way. Null-safe.
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*
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* @param location the location to format
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* @return the formatted location
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*/
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static String formatLocation(Location location) {
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if (location == null) {
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return "null";
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}
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String worldName = location.getWorld() == null ? "null" : location.getWorld().getName();
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return formatLocation(location.getX(), location.getY(), location.getZ(), worldName);
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}
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/**
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* Formats the given location in a human readable way.
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*
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* @param x the x coordinate
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* @param y the y coordinate
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* @param z the z coordinate
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* @param world the world name
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* @return the formatted location
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*/
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static String formatLocation(double x, double y, double z, String world) {
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return "(" + round(x) + ", " + round(y) + ", " + round(z) + ") in '" + world + "'";
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}
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/**
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* Rounds the given number to two decimals.
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*
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* @param number the number to round
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* @return the rounded number
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*/
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private static String round(double number) {
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DecimalFormat df = new DecimalFormat("#.##");
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df.setRoundingMode(RoundingMode.HALF_UP);
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return df.format(number);
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}
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}
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@ -0,0 +1,147 @@
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package fr.xephi.authme.command.executable.authme.debug;
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import fr.xephi.authme.ConsoleLogger;
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import fr.xephi.authme.data.limbo.LimboPlayer;
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import fr.xephi.authme.data.limbo.LimboService;
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import fr.xephi.authme.service.BukkitService;
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import org.bukkit.ChatColor;
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import org.bukkit.command.CommandSender;
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import org.bukkit.entity.Player;
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import javax.inject.Inject;
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import java.lang.reflect.Field;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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import java.util.Set;
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import java.util.function.Function;
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import static fr.xephi.authme.command.executable.authme.debug.DebugSectionUtils.formatLocation;
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/**
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* Shows the data stored in LimboPlayers and the equivalent properties on online players.
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*/
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class LimboPlayerViewer implements DebugSection {
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@Inject
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private LimboService limboService;
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@Inject
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private BukkitService bukkitService;
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private Field limboServiceEntries;
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@Override
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public String getName() {
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return "limbo";
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}
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@Override
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public String getDescription() {
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return "View LimboPlayers and player's \"limbo stats\"";
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}
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@Override
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public void execute(CommandSender sender, List<String> arguments) {
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if (arguments.isEmpty()) {
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sender.sendMessage("/authme debug limbo <player>: show a player's limbo info");
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sender.sendMessage("Available limbo records: " + getLimboKeys());
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return;
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}
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LimboPlayer limbo = limboService.getLimboPlayer(arguments.get(0));
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Player player = bukkitService.getPlayerExact(arguments.get(0));
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if (limbo == null && player == null) {
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sender.sendMessage("No limbo info and no player online with name '" + arguments.get(0) + "'");
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return;
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}
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sender.sendMessage(ChatColor.GOLD + "Showing limbo / player info for '" + arguments.get(0) + "'");
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new InfoDisplayer(sender, limbo, player)
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.sendEntry("Is op", LimboPlayer::isOperator, Player::isOp)
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.sendEntry("Walk speed", LimboPlayer::getWalkSpeed, Player::getWalkSpeed)
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.sendEntry("Can fly", LimboPlayer::isCanFly, Player::getAllowFlight)
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.sendEntry("Fly speed", LimboPlayer::getFlySpeed, Player::getFlySpeed)
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.sendEntry("Location", l -> formatLocation(l.getLocation()), p -> formatLocation(p.getLocation()))
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.sendEntry("Group", LimboPlayer::getGroup, p -> "");
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sender.sendMessage("Note: group is only shown for LimboPlayer");
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}
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/**
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* Gets the names of the LimboPlayers in the LimboService. As we don't want to expose this
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* information in non-debug settings, this is done over reflections. Since this is not a
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* crucial feature, we generously catch all Exceptions
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*
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* @return player names for which there is a LimboPlayer (or error message upon failure)
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*/
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@SuppressWarnings("unchecked")
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private Set<String> getLimboKeys() {
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// Lazy initialization
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if (limboServiceEntries == null) {
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try {
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Field limboServiceEntries = LimboService.class.getDeclaredField("entries");
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limboServiceEntries.setAccessible(true);
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this.limboServiceEntries = limboServiceEntries;
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} catch (Exception e) {
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ConsoleLogger.logException("Could not retrieve LimboService entries field:", e);
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return Collections.singleton("Error retrieving LimboPlayer collection");
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}
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}
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try {
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return (Set) ((Map) limboServiceEntries.get(limboService)).keySet();
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} catch (Exception e) {
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ConsoleLogger.logException("Could not retrieve LimboService values:", e);
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return Collections.singleton("Error retrieving LimboPlayer values");
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}
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}
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/**
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* Displays the info for the given LimboPlayer and Player to the provided CommandSender.
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*/
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private static final class InfoDisplayer {
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private final CommandSender sender;
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private final Optional<LimboPlayer> limbo;
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private final Optional<Player> player;
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/**
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* Constructor.
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*
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* @param sender command sender to send the information to
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* @param limbo the limbo player to get data from
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* @param player the player to get data from
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*/
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InfoDisplayer(CommandSender sender, LimboPlayer limbo, Player player) {
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this.sender = sender;
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this.limbo = Optional.ofNullable(limbo);
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this.player = Optional.ofNullable(player);
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if (limbo == null) {
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sender.sendMessage("Note: no Limbo information available");
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} else if (player == null) {
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sender.sendMessage("Note: player is not online");
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}
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}
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/**
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* Displays a piece of information to the command sender.
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*
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* @param title the designation of the piece of information
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* @param limboGetter getter for data retrieval on the LimboPlayer
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* @param playerGetter getter for data retrieval on Player
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* @param <T> the data type
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* @return this instance (for chaining)
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*/
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<T> InfoDisplayer sendEntry(String title,
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Function<LimboPlayer, T> limboGetter,
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Function<Player, T> playerGetter) {
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sender.sendMessage(
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title + ": "
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+ limbo.map(limboGetter).map(String::valueOf).orElse("--")
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+ " / "
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+ player.map(playerGetter).map(String::valueOf).orElse("--"));
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return this;
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}
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}
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}
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@ -0,0 +1,104 @@
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package fr.xephi.authme.command.executable.authme.debug;
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import fr.xephi.authme.data.auth.PlayerAuth;
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import fr.xephi.authme.datasource.DataSource;
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import fr.xephi.authme.security.crypts.HashedPassword;
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import fr.xephi.authme.util.StringUtils;
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import org.bukkit.ChatColor;
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import org.bukkit.command.CommandSender;
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import javax.inject.Inject;
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import java.time.Instant;
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import java.time.LocalDateTime;
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import java.time.ZoneId;
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import java.time.format.DateTimeFormatter;
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import java.util.List;
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import static fr.xephi.authme.command.executable.authme.debug.DebugSectionUtils.formatLocation;
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/**
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* Allows to view the data of a PlayerAuth in the database.
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*/
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class PlayerAuthViewer implements DebugSection {
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@Inject
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private DataSource dataSource;
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@Override
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public String getName() {
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return "db";
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}
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@Override
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public String getDescription() {
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return "View player's data in the database";
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}
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@Override
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public void execute(CommandSender sender, List<String> arguments) {
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if (arguments.isEmpty()) {
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sender.sendMessage("Enter player name to view his data in the database.");
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sender.sendMessage("Example: /authme debug db Bobby");
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return;
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}
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PlayerAuth auth = dataSource.getAuth(arguments.get(0));
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if (auth == null) {
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sender.sendMessage("No record exists for '" + arguments.get(0) + "'");
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} else {
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displayAuthToSender(auth, sender);
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}
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}
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/**
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* Outputs the PlayerAuth information to the given sender.
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*
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* @param auth the PlayerAuth to display
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* @param sender the sender to send the messages to
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*/
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private void displayAuthToSender(PlayerAuth auth, CommandSender sender) {
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sender.sendMessage(ChatColor.GOLD + "[AuthMe] Player " + auth.getNickname() + " / " + auth.getRealName());
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sender.sendMessage("Email: " + auth.getEmail() + ". IP: " + auth.getIp() + ". Group: " + auth.getGroupId());
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sender.sendMessage("Quit location: "
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+ formatLocation(auth.getQuitLocX(), auth.getQuitLocY(), auth.getQuitLocZ(), auth.getWorld()));
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sender.sendMessage("Last login: " + formatLastLogin(auth));
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HashedPassword hashedPass = auth.getPassword();
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sender.sendMessage("Hash / salt (partial): '" + safeSubstring(hashedPass.getHash(), 6)
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+ "' / '" + safeSubstring(hashedPass.getSalt(), 4) + "'");
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}
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/**
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* Fail-safe substring method. Guarantees not to show the entire String.
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*
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* @param str the string to transform
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* @param length number of characters to show from the start of the String
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* @return the first <code>length</code> characters of the string, or half of the string if it is shorter,
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* or empty string if the string is null or empty
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*/
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private static String safeSubstring(String str, int length) {
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if (StringUtils.isEmpty(str)) {
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return "";
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} else if (str.length() < length) {
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return str.substring(0, str.length() / 2) + "...";
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} else {
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return str.substring(0, length) + "...";
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}
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}
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/**
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* Formats the last login date from the given PlayerAuth.
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*
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* @param auth the auth object
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* @return the last login as human readable date
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*/
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private static String formatLastLogin(PlayerAuth auth) {
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long lastLogin = auth.getLastLogin();
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if (lastLogin == 0) {
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return "Never (0)";
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} else {
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LocalDateTime date = LocalDateTime.ofInstant(Instant.ofEpochMilli(lastLogin), ZoneId.systemDefault());
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return DateTimeFormatter.ISO_LOCAL_DATE_TIME.format(date);
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}
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}
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}
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@ -41,8 +41,8 @@ class TestEmailSender implements DebugSection {
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@Override
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public void execute(CommandSender sender, List<String> arguments) {
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if (!sendMailSSL.hasAllInformation()) {
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sender.sendMessage(ChatColor.RED + "You haven't set all required configurations in config.yml " +
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"for sending emails. Please check your config.yml");
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sender.sendMessage(ChatColor.RED + "You haven't set all required configurations in config.yml "
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+ "for sending emails. Please check your config.yml");
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return;
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}
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@ -69,7 +69,8 @@ class TestEmailSender implements DebugSection {
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}
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String email = auth.getEmail();
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if (email == null || "your@email.com".equals(email)) {
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sender.sendMessage(ChatColor.RED + "No email set for your account! Please use /authme debug mail <email>");
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sender.sendMessage(ChatColor.RED + "No email set for your account!"
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+ " Please use /authme debug mail <email>");
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return null;
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}
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return email;
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@ -0,0 +1,46 @@
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package fr.xephi.authme.command.executable.authme.debug;
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import fr.xephi.authme.TestHelper;
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import org.bukkit.Location;
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import org.junit.Test;
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import static org.hamcrest.Matchers.equalTo;
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import static org.junit.Assert.assertThat;
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/**
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* Test for {@link DebugSectionUtils}.
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*/
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public class DebugSectionUtilsTest {
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@Test
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public void shouldFormatLocation() {
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// given / when
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String result = DebugSectionUtils.formatLocation(0.0, 10.248592, -18934.2349023, "Main");
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// then
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assertThat(result, equalTo("(0, 10.25, -18934.23) in 'Main'"));
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}
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@Test
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public void shouldHandleNullWorld() {
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// given
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Location location = new Location(null, 3.7777, 2.14156, 1);
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// when
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String result = DebugSectionUtils.formatLocation(location);
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// then
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assertThat(result, equalTo("(3.78, 2.14, 1) in 'null'"));
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}
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@Test
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public void shouldHandleNullLocation() {
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// given / when / then
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assertThat(DebugSectionUtils.formatLocation(null), equalTo("null"));
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}
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@Test
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public void shouldHaveHiddenConstructor() {
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TestHelper.validateHasOnlyPrivateEmptyConstructor(DebugSectionUtils.class);
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}
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}
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