Paper/patches/api/0149-Add-Git-information-to-version-command-on-startup.patch
Nassim Jahnke 928bcc8d3a
Updated Upstream (Bukkit/CraftBukkit) (#8430)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
09943450 Update SnakeYAML version
5515734f SPIGOT-7162: Incorrect description for Entity#getVehicle javadoc
6f82b381 PR-788: Add getHand() to all relevant events

CraftBukkit Changes:
aaf484f6f SPIGOT-7163: CraftMerchantRecipe doesn't copy demand and specialPrice from BukkitMerchantRecipe
5329dd6fd PR-1107: Add getHand() to all relevant events
93061706e SPIGOT-7045: Ocelots never spawn with babies with spawn reason OCELOT_BABY
2022-10-02 09:56:36 +02:00

102 lines
5.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Professor Bloodstone <git@bloodstone.dev>
Date: Sun, 20 Jun 2021 01:48:31 +0200
Subject: [PATCH] Add Git information to version command/on startup
diff --git a/src/main/java/io/papermc/paper/util/JarManifests.java b/src/main/java/io/papermc/paper/util/JarManifests.java
new file mode 100644
index 0000000000000000000000000000000000000000..909617079db61b675cc7b60b44ef96b306076343
--- /dev/null
+++ b/src/main/java/io/papermc/paper/util/JarManifests.java
@@ -0,0 +1,37 @@
+package io.papermc.paper.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Collections;
+import java.util.Map;
+import java.util.WeakHashMap;
+import java.util.jar.Manifest;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+@ApiStatus.Internal
+public final class JarManifests {
+ private JarManifests() {
+ }
+
+ private static final Map<ClassLoader, Manifest> MANIFESTS = Collections.synchronizedMap(new WeakHashMap<>());
+
+ public static @Nullable Manifest manifest(final @NotNull Class<?> clazz) {
+ return MANIFESTS.computeIfAbsent(clazz.getClassLoader(), classLoader -> {
+ final String classLocation = "/" + clazz.getName().replace(".", "/") + ".class";
+ final URL resource = clazz.getResource(classLocation);
+ if (resource == null) {
+ return null;
+ }
+ final String classFilePath = resource.toString().replace("\\", "/");
+ final String archivePath = classFilePath.substring(0, classFilePath.length() - classLocation.length());
+ try (final InputStream stream = new URL(archivePath + "/META-INF/MANIFEST.MF").openStream()) {
+ return new Manifest(stream);
+ } catch (final IOException ex) {
+ return null;
+ }
+ });
+ }
+}
diff --git a/src/main/java/org/bukkit/Bukkit.java b/src/main/java/org/bukkit/Bukkit.java
index 908e1aba5257688bb70fbf1ed83d2212305263a1..303e539338383d0d7825b873611ca5843ee1c0a3 100644
--- a/src/main/java/org/bukkit/Bukkit.java
+++ b/src/main/java/org/bukkit/Bukkit.java
@@ -54,6 +54,7 @@ import org.bukkit.util.CachedServerIcon;
import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
+import io.papermc.paper.util.JarManifests; // Paper
/**
* Represents the Bukkit core, for version and Server singleton handling
@@ -103,7 +104,25 @@ public final class Bukkit {
}
Bukkit.server = server;
- server.getLogger().info("This server is running " + getName() + " version " + getVersion() + " (Implementing API version " + getBukkitVersion() + ")");
+ // Paper start - add git information
+ server.getLogger().info(getVersionMessage());
+ }
+ /**
+ * Gets message describing the version server is running.
+ *
+ * @return message describing the version server is running
+ */
+ @NotNull
+ public static String getVersionMessage() {
+ final var manifest = JarManifests.manifest(Bukkit.getServer().getClass());
+ final String gitBranch = manifest == null ? null : manifest.getMainAttributes().getValue("Git-Branch");
+ final String gitCommit = manifest == null ? null : manifest.getMainAttributes().getValue("Git-Commit");
+ String branchMsg = " on " + gitBranch;
+ if ("master".equals(gitBranch) || "main".equals(gitBranch)) {
+ branchMsg = ""; // Don't show branch on main/master
+ }
+ return "This server is running " + getName() + " version " + getVersion() + " (Implementing API version " + getBukkitVersion() + ") (Git: " + gitCommit + branchMsg + ")";
+ // Paper end
}
/**
diff --git a/src/main/java/org/bukkit/command/defaults/VersionCommand.java b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
index b50f614806f4634960d383e8a33f094c2f46935f..e40f017f87d6b6b4770501b106c76dc69ec69abb 100644
--- a/src/main/java/org/bukkit/command/defaults/VersionCommand.java
+++ b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
@@ -240,7 +240,7 @@ public class VersionCommand extends BukkitCommand {
private void setVersionMessage(final @NotNull net.kyori.adventure.text.Component msg) {
lastCheck = System.currentTimeMillis();
final net.kyori.adventure.text.Component message = net.kyori.adventure.text.TextComponent.ofChildren(
- net.kyori.adventure.text.Component.text("This server is running " + Bukkit.getName() + " version " + Bukkit.getVersion() + " (Implementing API version " + Bukkit.getBukkitVersion() + ")", net.kyori.adventure.text.format.NamedTextColor.WHITE),
+ net.kyori.adventure.text.Component.text(Bukkit.getVersionMessage(), net.kyori.adventure.text.format.NamedTextColor.WHITE),
net.kyori.adventure.text.Component.newline(),
msg
);