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Add port-in-use check (#440)

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* Add port-in-use check to plugin

* Add port-in-use check to CLI
This commit is contained in:
TechnicJelle 2023-06-08 23:12:20 +02:00 committed by GitHub
parent f79254115e
commit c807699c7c
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 24 additions and 6 deletions
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4
BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/Plugin.java
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@ -55,6 +55,7 @@
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.BindException;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.nio.file.Path;
@ -194,6 +195,9 @@ private void load(@Nullable ResourcePack preloadedResourcePack) throws IOExcepti
} catch (UnknownHostException ex) {
throw new ConfigurationException("BlueMap failed to resolve the ip in your webserver-config.\n" +
"Check if that is correctly configured.", ex);
} catch (BindException ex) {
throw new ConfigurationException("BlueMap failed to bind to the configured address.\n" +
"This usually happens when the configured port (" + webserverConfig.getPort() + ") is already in use by some other program.", ex);
} catch (IOException ex) {
throw new ConfigurationException("BlueMap failed to initialize the webserver.\n" +
"Check your webserver-config if everything is configured correctly.\n" +

14
implementations/cli/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java
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@ -54,7 +54,9 @@
import java.io.File;
import java.io.IOException;
import java.net.BindException;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.nio.file.Path;
import java.util.*;
import java.util.concurrent.TimeUnit;
@ -204,12 +206,24 @@ public void startWebserver(BlueMapService blueMap, boolean verbose) throws IOExc
HttpRequestHandler handler = new BlueMapResponseModifier(routingRequestHandler);
if (verbose) handler = new LoggingRequestHandler(handler);
try {
HttpServer webServer = new HttpServer(handler);
webServer.bind(new InetSocketAddress(
config.resolveIp(),
config.getPort()
));
webServer.start();
} catch (UnknownHostException ex) {
throw new ConfigurationException("BlueMap failed to resolve the ip in your webserver-config.\n" +
"Check if that is correctly configured.", ex);
} catch (BindException ex) {
throw new ConfigurationException("BlueMap failed to bind to the configured address.\n" +
"This usually happens when the configured port (" + config.getPort() + ") is already in use by some other program.", ex);
} catch (IOException ex) {
throw new ConfigurationException("BlueMap failed to initialize the webserver.\n" +
"Check your webserver-config if everything is configured correctly.\n" +
"(Make sure you DON'T use the same port for bluemap that you also use for your minecraft server)", ex);
}
}
@Override