From db144708d4cf97950dc1517b202fe890d397e495 Mon Sep 17 00:00:00 2001
From: Lewis Zou <zlzforever@163.com>
Date: Tue, 30 Jul 2024 17:38:23 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E6=95=B4=E9=85=8D=E7=BD=AE=E7=94=9F?=
 =?UTF-8?q?=E6=88=90=E8=84=9A=E6=9C=AC?=
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---
 docker-entrypoint.sh | 39 ++++++++++++++++++++++++---------------
 1 file changed, 24 insertions(+), 15 deletions(-)

diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index 673a65e..23e6128 100644
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -1,23 +1,32 @@
 #!/bin/bash
 set -eu
 
-# 输入文件名
-input_file="${CONFIG_SOURCE}"
-# 输出文件名
-output_file="/app/appsettings.json"
+generate() {
+    # 输入文件名
+    input_file="$1"
+    # 输出文件名
+    output_file="$2"
+    
+    # 检查输入文件是否存在
+    if [ -f "${input_file}" ]; then
+       awk '{
+           while (match($0, /\$\{[A-Za-z_][A-Za-z0-9_]*\}/)) {
+               var=substr($0, RSTART+2, RLENGTH-3)
+               gsub(/\$\{[A-Za-z_][A-Za-z0-9_]*\}/, ENVIRON[var])
+           }
+           print
+       }' "${input_file}" >"${output_file}"
+       echo "配置文件 ${output_file} 已生成"
+    else
+       echo "使用默认配置文件 ${output_file}"
+    fi
+}
 
-# 检查输入文件是否存在
-if [ -f "${input_file}" ]; then
-   awk '{
-       while (match($0, /\$\{[A-Za-z_][A-Za-z0-9_]*\}/)) {
-           var=substr($0, RSTART+2, RLENGTH-3)
-           gsub(/\$\{[A-Za-z_][A-Za-z0-9_]*\}/, ENVIRON[var])
-       }
-       print
-   }' "$input_file" >"$output_file"
-   echo "配置文件已生成"
+CONFIG_SOURCE_V=$(env | grep "CONFIG_SOURCE")
+if [ -z "$CONFIG_SOURCE_V" ]; then
+    echo "环境变量 CONFIG_SOURCE 不存在， 使用默认配置文件"
 else
-   echo "使用默认配置文件"
+    generate "${CONFIG_SOURCE}" "/app/appsettings.json"
 fi
 
 exec "$@"
\ No newline at end of file