27 lines
1.0 KiB
Bash
27 lines
1.0 KiB
Bash
#!/bin/sh
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# 在启动 Nginx 前，将静态资源中的占位符替换为运行时环境变量
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set -e
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HTML_ROOT="/usr/share/nginx/html"
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# 转义 sed 替换串中的特殊字符：\ & |
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escape_sed() {
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printf '%s' "$1" | sed 's/\\/\\\\/g; s/&/\\&/g; s/|/\\|/g'
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}
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# 占位符与环境变量对应（占位符名 = 变量名）
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replace_var() {
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placeholder="$1"
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value=$(escape_sed "${2:-}")
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find "$HTML_ROOT" -type f \( -name '*.js' -o -name '*.html' \) -exec sed -i "s|${placeholder}|${value}|g" {} \;
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}
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# URL 构建时使用合法占位，此处替换为运行时环境变量
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replace_var "https://runtime-replace.supabase.co" "${NEXT_PUBLIC_SUPABASE_URL}"
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replace_var "__NEXT_PUBLIC_SUPABASE_ANON_KEY__" "${NEXT_PUBLIC_SUPABASE_ANON_KEY}"
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replace_var "__NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY__" "${NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY}"
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replace_var "__NEXT_PUBLIC_GA_ID__" "${NEXT_PUBLIC_GA_ID}"
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replace_var "__NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL__" "${NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL}"
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exec nginx -g "daemon off;"
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