From bc318fa18585a99a0c4abf4eae0dfa810252cc5d Mon Sep 17 00:00:00 2001
From: Geoff Bourne <itzgeoff@gmail.com>
Date: Fri, 19 Jun 2020 11:31:56 -0500
Subject: [PATCH] Added support for Mohist servers

---
 README.md           |  9 +++++++++
 start-configuration |  4 ++++
 start-mohist        | 40 ++++++++++++++++++++++++++++++++++++++++
 start-utils         |  9 ++++++++-
 4 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 start-mohist

diff --git a/README.md b/README.md
index 07247960..da9fdbeb 100644
--- a/README.md
+++ b/README.md
@@ -525,6 +525,15 @@ A [Magma](https://magmafoundation.org/) server, which is a combination of Forge
 
 > **NOTE** there are limited base versions supported, so you will also need to  set `VERSION`, such as "1.12.2"
 
+
+## Running a Mohist server
+
+A [Mohist](https://github.com/Mohist-Community/Mohist) server can be used with
+
+    -e TYPE=MOHIST
+
+> **NOTE** there are limited base versions supported, so you will also need to  set `VERSION`, such as "1.12.2"
+
 ## Running a server with a Feed the Beast modpack
 
 > **NOTE** requires `itzg/minecraft-server:multiarch` image
diff --git a/start-configuration b/start-configuration
index 737c960a..a41cae58 100644
--- a/start-configuration
+++ b/start-configuration
@@ -118,6 +118,10 @@ case "${TYPE^^}" in
     exec ${SCRIPTS:-/}start-magma "$@"
   ;;
 
+  MOHIST)
+    exec ${SCRIPTS:-/}start-mohist "$@"
+  ;;
+
   *)
       log "Invalid type: '$TYPE'"
       log "Must be: VANILLA, FORGE, BUKKIT, SPIGOT, PAPER, FTB, CURSEFORGE, SPONGEVANILLA"
diff --git a/start-mohist b/start-mohist
new file mode 100644
index 00000000..c9fcecd2
--- /dev/null
+++ b/start-mohist
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+. ${SCRIPTS:-/}start-utils
+requireVar VANILLA_VERSION
+set -o pipefail
+set -e
+isDebugging && set -x
+
+mohistJobs=https://ci.codemc.io/job/Mohist-Community/job/
+mohistJob=${mohistJobs}Mohist-${VANILLA_VERSION}/
+
+if ! curl -X HEAD -o /dev/null -fsSL "${mohistJob}"; then
+  log "ERROR: mohist builds do not exist for ${VANILLA_VERSION}"
+  log "       check https://ci.codemc.io/job/Mohist-Community/ for available versions"
+  exit 1
+fi
+
+latestBuildRelPath=$(
+  curl -fsSL "${mohistJob}lastSuccessfulBuild/api/json" |
+    jq -r '.artifacts[0].relativePath'
+)
+
+baseName=$(basename "${latestBuildRelPath}")
+if [[ ${baseName} != *-server.jar* ]]; then
+  log "ERROR: mohist build for ${VANILLA_VERSION} is not a valid server jar, found ${baseName}"
+  log "       check https://ci.codemc.io/job/Mohist-Community/ for available versions"
+  exit 1
+fi
+
+export SERVER="/data/${baseName}"
+
+if [ ! -f ${SERVER} ]; then
+  log "Downloading ${SERVER}"
+  curl -o "${SERVER}" -fsSL "${mohistJob}lastSuccessfulBuild/artifact/${latestBuildRelPath}"
+fi
+
+export SKIP_LOG4J_CONFIG=true
+
+# Continue to Final Setup
+exec ${SCRIPTS:-/}start-finalSetup01World $@
diff --git a/start-utils b/start-utils
index e054396a..aa8d933a 100644
--- a/start-utils
+++ b/start-utils
@@ -99,4 +99,11 @@ function versionLessThan {
       return 1
     fi
   fi
-}
\ No newline at end of file
+}
+
+requireVar() {
+  if [ ! -v $1 ]; then
+    log "ERROR: $1 is required to be set"
+    exit 1
+  fi
+}