diff options
author | Noah van der Aa <[email protected]> | 2022-10-22 18:57:21 +0200 |
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committer | GitHub <[email protected]> | 2022-10-22 11:57:21 -0500 |
commit | 7187cab3b69334356a970c48329e3c78fa8f6edb (patch) | |
tree | 297cc234e3d881d65cae3eeb147758dd4e6acab1 | |
parent | a163a96a8d3adbfefdfa8a3f7a3e269dedad2e35 (diff) | |
download | Paper-7187cab3b69334356a970c48329e3c78fa8f6edb.tar.gz Paper-7187cab3b69334356a970c48329e3c78fa8f6edb.zip |
Detect headless JREs (#8491)
Crashes caused by the missing AWT dependency come up in the support channels fairly often.
This patch detects the missing dependency and stops the server with a clear error message,
containing a link to instructions on how to install a non-headless JRE.
-rw-r--r-- | patches/server/0929-Detect-headless-JREs.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/patches/server/0929-Detect-headless-JREs.patch b/patches/server/0929-Detect-headless-JREs.patch new file mode 100644 index 0000000000..85669a4c56 --- /dev/null +++ b/patches/server/0929-Detect-headless-JREs.patch @@ -0,0 +1,48 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Noah van der Aa <[email protected]> +Date: Sat, 22 Oct 2022 14:47:45 +0200 +Subject: [PATCH] Detect headless JREs + +Crashes caused by the missing AWT dependency come up in the support channels fairly often. +This patch detects the missing dependency and stops the server with a clear error message, +containing a link to instructions on how to install a non-headless JRE. + +diff --git a/src/main/java/io/papermc/paper/util/ServerEnvironment.java b/src/main/java/io/papermc/paper/util/ServerEnvironment.java +index 6bd0afddbcc461149dfe9a5c7a86fff6ea13a5f1..025731a189cff83576648232a91de69922241123 100644 +--- a/src/main/java/io/papermc/paper/util/ServerEnvironment.java ++++ b/src/main/java/io/papermc/paper/util/ServerEnvironment.java +@@ -37,4 +37,14 @@ public class ServerEnvironment { + public static boolean userIsRootOrAdmin() { + return RUNNING_AS_ROOT_OR_ADMIN; + } ++ ++ public static boolean isMissingAWTDependency() { ++ try { ++ new java.awt.Color(0); ++ } catch (UnsatisfiedLinkError e) { ++ return true; ++ } ++ ++ return false; ++ } + } +diff --git a/src/main/java/net/minecraft/server/Main.java b/src/main/java/net/minecraft/server/Main.java +index 5962f7a2b185d7d54a0f9e341a4fdf6e6f1c1ec5..88ef769abfa163f923258d1f83d47b28c491eaca 100644 +--- a/src/main/java/net/minecraft/server/Main.java ++++ b/src/main/java/net/minecraft/server/Main.java +@@ -155,6 +155,15 @@ public class Main { + return; + } + ++ // Paper start - Warn on headless ++ if (io.papermc.paper.util.ServerEnvironment.isMissingAWTDependency()) { ++ Main.LOGGER.error("You are using a headless JRE distribution."); ++ Main.LOGGER.error("This distribution is missing certain graphic libraries that the Minecraft server needs to function."); ++ Main.LOGGER.error("For instructions on how to install the non-headless JRE, see https://docs.papermc.io/misc/java-install"); ++ return; ++ } ++ // Paper end ++ + org.spigotmc.SpigotConfig.disabledAdvancements = spigotConfiguration.getStringList("advancements.disabled"); // Paper - fix SPIGOT-5885, must be set early in init + // Paper start - fix SPIGOT-5824 + File file; |