1 files changed, 92 insertions, 0 deletions
diff --git a/meta/update.sh b/meta/update.sh
new file mode 100755
index 0000000000..15df54e2b0
--- /dev/null
+++ b/meta/update.sh
@@ -0,0 +1,92 @@
+#!/usr/bin/env bash
+
+set -x
+
+if [ -f config.sh ]; then
+    source config.sh
+fi
+
+export META_CACHE_DIR=${CACHE_DIRECTORY:-./caches}
+export META_UPSTREAM_DIR=${META_UPSTREAM_DIR:-${STATE_DIRECTORY:-.}/upstream}
+export META_LAUNCHER_DIR=${META_LAUNCHER_DIR:-${STATE_DIRECTORY:-.}/launcher}
+
+function fail_in() {
+    upstream_git reset --hard HEAD
+    exit 1
+}
+
+function fail_out() {
+    launcher_git reset --hard HEAD
+    exit 1
+}
+
+function upstream_git() {
+    git -C "${META_UPSTREAM_DIR}" "$@"
+}
+
+function launcher_git() {
+    git -C "${META_LAUNCHER_DIR}" "$@"
+}
+
+# make sure we *could* push to our repo
+
+currentDate=$(date -I)
+
+upstream_git reset --hard HEAD || exit 1
+upstream_git pull
+
+python -m meta.run.update_mojang || fail_in
+python -m meta.run.update_forge || fail_in
+python -m meta.run.update_neoforge || fail_in
+python -m meta.run.update_fabric || fail_in
+python -m meta.run.update_quilt || fail_in
+python -m meta.run.update_liteloader || fail_in
+python -m meta.run.update_java || fail_in
+
+if [ "${DEPLOY_TO_GIT}" = true ]; then
+    upstream_git add mojang/version_manifest_v2.json mojang/java_all.json mojang/versions/* || fail_in
+    upstream_git add forge/*.json forge/version_manifests/*.json forge/installer_manifests/*.json forge/files_manifests/*.json forge/installer_info/*.json forge/jars/*.sha1 || fail_in
+    upstream_git add neoforge/*.json neoforge/version_manifests/*.json neoforge/installer_manifests/*.json neoforge/files_manifests/*.json neoforge/installer_info/*.json neoforge/jars/*.sha1 || fail_in
+    upstream_git add fabric/loader-installer-json/*.json fabric/meta-v2/*.json fabric/jars/*.json || fail_in
+    upstream_git add quilt/loader-installer-json/*.json quilt/meta-v3/*.json quilt/jars/*.json || fail_in
+    upstream_git add liteloader/*.json || fail_in
+    upstream_git add java_runtime/adoptium/available_releases.json java_runtime/adoptium/versions/*.json java_runtime/azul/packages.json java_runtime/azul/versions/*.json java_runtime/ibm/available_releases.json java_runtime/ibm/versions/*.json || fail_in
+    if ! upstream_git diff --cached --exit-code; then
+        upstream_git commit -a -m "Update ${currentDate}" || fail_in
+        upstream_git push || exit 1
+    fi
+fi
+
+launcher_git reset --hard HEAD || exit 1
+launcher_git pull
+
+python -m meta.run.generate_mojang || fail_out
+python -m meta.run.generate_forge || fail_out
+python -m meta.run.generate_neoforge || fail_out
+python -m meta.run.generate_fabric || fail_out
+python -m meta.run.generate_quilt || fail_out
+python -m meta.run.generate_liteloader || fail_out
+python -m meta.run.generate_java || fail_out
+python -m meta.run.index || fail_out
+
+if [ "${DEPLOY_TO_GIT}" = true ]; then
+    launcher_git add index.json org.lwjgl/* org.lwjgl3/* net.minecraft/* || fail_out
+    launcher_git add net.minecraftforge/* || fail_out
+    launcher_git add net.neoforged/* || fail_out
+    launcher_git add net.fabricmc.fabric-loader/* net.fabricmc.intermediary/* || fail_out
+    launcher_git add org.quiltmc.quilt-loader/* || fail_out # TODO: add Quilt hashed, once it is actually used
+    launcher_git add com.mumfrey.liteloader/* || fail_out
+    launcher_git add net.minecraft.java/* net.adoptium.java/* com.azul.java/* com.ibm.java/* || fail_out
+
+    if ! launcher_git diff --cached --exit-code; then
+        launcher_git commit -a -m "Update ${currentDate}" || fail_out
+        launcher_git push || exit 1
+    fi
+fi
+
+if [ "${DEPLOY_TO_FOLDER}" = true ]; then
+    echo "Deploying to ${DEPLOY_FOLDER}"
+    rsync -rvog --chown="${DEPLOY_FOLDER_USER}:${DEPLOY_FOLDER_GROUP}" --exclude=.git "${META_LAUNCHER_DIR}/" "${DEPLOY_FOLDER}"
+fi
+
+exit 0