107 lines
3.1 KiB
Bash
107 lines
3.1 KiB
Bash
#!/bin/bash
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# Java 17 安装脚本
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# 提供多个下载源选项
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set -e
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JAVA_VERSION="17.0.12"
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JAVA_DIR="/opt/java17"
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INSTALL_DIR="$HOME"
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echo "=========================================="
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echo "Java 17 安装脚本"
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echo "=========================================="
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# 检查是否已安装 Java 17
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if [ -d "$JAVA_DIR" ] && [ -f "$JAVA_DIR/bin/java" ]; then
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CURRENT_VERSION=$($JAVA_DIR/bin/java -version 2>&1 | head -1)
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if echo "$CURRENT_VERSION" | grep -q "17"; then
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echo "Java 17 已安装: $CURRENT_VERSION"
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echo "配置为默认版本..."
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sudo alternatives --install /usr/bin/java java $JAVA_DIR/bin/java 2
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sudo alternatives --install /usr/bin/javac javac $JAVA_DIR/bin/javac 2
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sudo alternatives --config java <<< "2"
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java -version
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exit 0
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fi
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fi
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# 下载选项
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echo "请选择下载源："
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echo "1. GitHub (Adoptium) - 需要良好的网络连接"
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echo "2. 手动下载后安装"
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echo "3. 使用系统包管理器（如果可用）"
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read -p "请选择 (1-3): " choice
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case $choice in
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1)
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echo "正在从 GitHub 下载 Java 17..."
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cd $INSTALL_DIR
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URL="https://github.com/adoptium/temurin17-binaries/releases/download/jdk-${JAVA_VERSION}%2B7/OpenJDK17U-jdk_x64_linux_hotspot_${JAVA_VERSION}_7.tar.gz"
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wget "$URL" -O java17.tar.gz || {
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echo "下载失败，请尝试其他选项"
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exit 1
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}
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;;
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2)
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echo "请手动下载 Java 17 并保存为 java17.tar.gz"
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echo "下载地址: https://adoptium.net/zh-CN/temurin/releases/?version=17"
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read -p "下载完成后，请将文件放在 $INSTALL_DIR/java17.tar.gz，然后按回车继续..."
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if [ ! -f "$INSTALL_DIR/java17.tar.gz" ]; then
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echo "错误: 未找到 java17.tar.gz 文件"
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exit 1
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fi
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;;
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3)
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echo "尝试使用系统包管理器..."
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# 检查是否有可用的 Java 17 包
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if yum list available | grep -q "java-17"; then
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sudo yum install -y java-17-openjdk java-17-openjdk-devel
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sudo alternatives --config java
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java -version
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exit 0
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else
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echo "系统仓库中没有 Java 17，请选择其他选项"
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exit 1
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fi
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;;
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*)
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echo "无效选择"
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exit 1
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;;
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esac
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# 解压和安装
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echo "正在解压..."
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cd $INSTALL_DIR
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tar -xzf java17.tar.gz
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echo "正在安装到 $JAVA_DIR..."
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sudo mkdir -p $JAVA_DIR
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sudo mv jdk-${JAVA_VERSION}+7/* $JAVA_DIR/
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sudo chown -R root:root $JAVA_DIR
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# 配置 alternatives
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echo "配置 Java 17 为默认版本..."
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sudo alternatives --install /usr/bin/java java $JAVA_DIR/bin/java 2
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sudo alternatives --install /usr/bin/javac javac $JAVA_DIR/bin/javac 2
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# 选择 Java 17
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echo "2" | sudo alternatives --config java > /dev/null 2>&1 || {
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echo "请手动选择 Java 17:"
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sudo alternatives --config java
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}
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# 验证安装
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echo ""
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echo "=========================================="
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echo "安装完成！"
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echo "=========================================="
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java -version
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echo ""
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echo "Java 17 已安装到: $JAVA_DIR"
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echo "现在可以继续安装 Gerrit 了！"
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