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Prevent duplicate save requests

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games647
2020-05-18 16:10:39 +02:00
parent 9941a69c6d
commit b1797c84d9
3 changed files with 49 additions and 38 deletions
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38
bukkit/src/main/java/com/github/games647/fastlogin/bukkit/command/PremiumCommand.java
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@ -40,27 +40,27 @@ public class PremiumCommand extends ToggleCommand {
return; return;
} }
UUID id = ((Player) sender).getUniqueId(); UUID id = ((Player) sender).getUniqueId();
if (plugin.getConfig().getBoolean("premium-warning") && !plugin.getCore().getPendingConfirms().contains(id)) { if (plugin.getConfig().getBoolean("premium-warning") && !plugin.getCore().getPendingConfirms().contains(id)) {
sender.sendMessage(plugin.getCore().getMessage("premium-warning")); sender.sendMessage(plugin.getCore().getMessage("premium-warning"));
plugin.getCore().getPendingConfirms().add(id); plugin.getCore().getPendingConfirms().add(id);
return; return;
} }
plugin.getCore().getPendingConfirms().remove(id); plugin.getCore().getPendingConfirms().remove(id);
//todo: load async //todo: load async
StoredProfile profile = plugin.getCore().getStorage().loadProfile(sender.getName()); StoredProfile profile = plugin.getCore().getStorage().loadProfile(sender.getName());
if (profile.isPremium()) { if (profile.isPremium()) {
plugin.getCore().sendLocaleMessage("already-exists", sender); plugin.getCore().sendLocaleMessage("already-exists", sender);
} else { } else {
//todo: resolve uuid //todo: resolve uuid
profile.setPremium(true); profile.setPremium(true);
plugin.getScheduler().runAsync(() -> { plugin.getScheduler().runAsync(() -> {
plugin.getCore().getStorage().save(profile); plugin.getCore().getStorage().save(profile);
}); });
plugin.getCore().sendLocaleMessage("add-premium", sender); plugin.getCore().sendLocaleMessage("add-premium", sender);
} }
} }
private void onPremiumOther(CommandSender sender, Command command, String[] args) { private void onPremiumOther(CommandSender sender, Command command, String[] args) {

43
core/src/main/java/com/github/games647/fastlogin/core/AuthStorage.java
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@ -184,31 +184,36 @@ public class AuthStorage {
try (Connection con = dataSource.getConnection()) { try (Connection con = dataSource.getConnection()) {
String uuid = playerProfile.getOptId().map(UUIDAdapter::toMojangId).orElse(null); String uuid = playerProfile.getOptId().map(UUIDAdapter::toMojangId).orElse(null);
if (playerProfile.isSaved()) { playerProfile.getSaveLock().lock();
try (PreparedStatement saveStmt = con.prepareStatement(UPDATE_PROFILE)) { try {
saveStmt.setString(1, uuid); if (playerProfile.isSaved()) {
saveStmt.setString(2, playerProfile.getName()); try (PreparedStatement saveStmt = con.prepareStatement(UPDATE_PROFILE)) {
saveStmt.setBoolean(3, playerProfile.isPremium()); saveStmt.setString(1, uuid);
saveStmt.setString(4, playerProfile.getLastIp()); saveStmt.setString(2, playerProfile.getName());
saveStmt.setBoolean(3, playerProfile.isPremium());
saveStmt.setString(4, playerProfile.getLastIp());
saveStmt.setLong(5, playerProfile.getRowId()); saveStmt.setLong(5, playerProfile.getRowId());
saveStmt.execute(); saveStmt.execute();
} }
} else { } else {
try (PreparedStatement saveStmt = con.prepareStatement(INSERT_PROFILE, RETURN_GENERATED_KEYS)) { try (PreparedStatement saveStmt = con.prepareStatement(INSERT_PROFILE, RETURN_GENERATED_KEYS)) {
saveStmt.setString(1, uuid); saveStmt.setString(1, uuid);
saveStmt.setString(2, playerProfile.getName()); saveStmt.setString(2, playerProfile.getName());
saveStmt.setBoolean(3, playerProfile.isPremium()); saveStmt.setBoolean(3, playerProfile.isPremium());
saveStmt.setString(4, playerProfile.getLastIp()); saveStmt.setString(4, playerProfile.getLastIp());
saveStmt.execute(); saveStmt.execute();
try (ResultSet generatedKeys = saveStmt.getGeneratedKeys()) { try (ResultSet generatedKeys = saveStmt.getGeneratedKeys()) {
if (generatedKeys != null && generatedKeys.next()) { if (generatedKeys != null && generatedKeys.next()) {
playerProfile.setRowId(generatedKeys.getInt(1)); playerProfile.setRowId(generatedKeys.getInt(1));
}
} }
} }
} }
} finally {
playerProfile.getSaveLock().unlock();
} }
} catch (SQLException ex) { } catch (SQLException ex) {
core.getPlugin().getLog().error("Failed to save playerProfile {}", playerProfile, ex); core.getPlugin().getLog().error("Failed to save playerProfile {}", playerProfile, ex);

6
core/src/main/java/com/github/games647/fastlogin/core/StoredProfile.java
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@ -5,10 +5,12 @@ import com.github.games647.craftapi.model.Profile;
import java.time.Instant; import java.time.Instant;
import java.util.Optional; import java.util.Optional;
import java.util.UUID; import java.util.UUID;
import java.util.concurrent.locks.ReentrantLock;
public class StoredProfile extends Profile { public class StoredProfile extends Profile {
private long rowId; private long rowId;
private final ReentrantLock saveLock = new ReentrantLock();
private boolean premium; private boolean premium;
private String lastIp; private String lastIp;
@ -27,6 +29,10 @@ public class StoredProfile extends Profile {
this(-1, uuid, playerName, premium, lastIp, Instant.now()); this(-1, uuid, playerName, premium, lastIp, Instant.now());
} }
public ReentrantLock getSaveLock() {
return saveLock;
}
public synchronized boolean isSaved() { public synchronized boolean isSaved() {
return rowId >= 0; return rowId >= 0;
} }