修复服务启动时环境变量污染

shell/env.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+store_env_vars() {
+  initial_vars=($(compgen -A variable))
+}
+
+restore_env_vars() {
+  for key in $(compgen -A variable); do
+    if ! [[ " ${initial_vars[@]} " =~ " $key " ]]; then
+      unset "$key"
+    fi
+  done
+}
+
+store_env_vars