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change allowlist implementation to HashMap & don't leak the implementation outside of the ServerProperties class

This commit is contained in:
Tad Hunt 2022-11-06 09:54:54 -07:00
parent 2c2285b54c
commit a797e89c14
2 changed files with 13 additions and 11 deletions
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10
src/main/java/com/loohp/limbo/Limbo.java
View File

@ -442,13 +442,11 @@ public class Limbo {
return true; return true;
} }
for (UUID allowedUuid : properties.getAllowlist()) { if (properties.uuidIsAllowed(requestedUuid)) {
if (requestedUuid.equals(allowedUuid)) { if(!properties.isReducedDebugInfo()) {
if(!properties.isReducedDebugInfo()) { Limbo.getInstance().getConsole().sendMessage(String.format("allowlist: %s allowed", requestedUuid.toString()));
Limbo.getInstance().getConsole().sendMessage(String.format("allowlist: %s allowed", requestedUuid.toString()));
}
return true;
} }
return true;
} }
if(!properties.isReducedDebugInfo()) { if(!properties.isReducedDebugInfo()) {

14
src/main/java/com/loohp/limbo/file/ServerProperties.java
View File

@ -31,6 +31,7 @@ import java.io.OutputStreamWriter;
import java.io.PrintWriter; import java.io.PrintWriter;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator; import java.util.Iterator;
import java.util.List; import java.util.List;
import java.util.Map.Entry; import java.util.Map.Entry;
@ -84,7 +85,7 @@ public class ServerProperties {
private double ticksPerSecond; private double ticksPerSecond;
private boolean handshakeVerbose; private boolean handshakeVerbose;
private boolean enforceAllowlist; private boolean enforceAllowlist;
private ArrayList<UUID> allowlist; private HashMap<UUID, Boolean> allowlist;
private String resourcePackSHA1; private String resourcePackSHA1;
private String resourcePackLink; private String resourcePackLink;
@ -208,7 +209,7 @@ public class ServerProperties {
public void reloadAllowlist() { public void reloadAllowlist() {
Console console = Limbo.getInstance().getConsole(); Console console = Limbo.getInstance().getConsole();
allowlist = new ArrayList<UUID>(); allowlist = new HashMap<UUID, Boolean>();
try { try {
JSONParser parser = new JSONParser(); JSONParser parser = new JSONParser();
Object obj = parser.parse(new FileReader("allowlist.json")); Object obj = parser.parse(new FileReader("allowlist.json"));
@ -241,7 +242,7 @@ public class ServerProperties {
String uuidStr = (String) o; String uuidStr = (String) o;
UUID allowedUuid = UUID.fromString(uuidStr); UUID allowedUuid = UUID.fromString(uuidStr);
allowlist.add(allowedUuid); allowlist.put(allowedUuid, true);
} }
} catch (IllegalArgumentException e) { } catch (IllegalArgumentException e) {
console.sendMessage(e.toString()); console.sendMessage(e.toString());
@ -368,8 +369,11 @@ public class ServerProperties {
return enforceAllowlist; return enforceAllowlist;
} }
public ArrayList<UUID> getAllowlist() { public boolean uuidIsAllowed(UUID requestedUuid) {
return allowlist; if (allowlist.containsKey(requestedUuid)) {
return true;
}
return false;
} }
public String getResourcePackLink() { public String getResourcePackLink() {