新增操作系统初始化脚本

system-init-shells.sh

@@ -0,0 +1,92 @@
+#!/bin/bash
+set -e
+#检测操作系统，如果是红帽操作系统则安装firewalld并开放端口
+if grep -Ei "red hat|rocky|alma|centos" /etc/os-release > /dev/null 2>&1; then
+    echo "Detected RHEL-based system"
+
+    sudo dnf -y groupinstall "Server"
+
+    sudo dnf -y install firewalld
+
+    sudo systemctl enable --now firewalld
+
+    ports=("22" "80" "443" "9100" "10000-65535")
+
+    for port in "${ports[@]}"; do
+        sudo firewall-cmd --permanent --add-port=${port}/tcp
+        sudo firewall-cmd --permanent --add-port=${port}/udp
+    done
+
+    sudo firewall-cmd --reload
+
+    sudo firewall-cmd --list-ports
+
+sudo dnf install -y wget curl tar 
+
+# Download Node Exporter
+
+CN_URL="https://s3.cloudyun.top/downloads/node_exporter-1.10.2.linux-amd64.tar.gz"
+GLOBAL_URL="https://github.com/prometheus/node_exporter/releases/download/v1.10.2/node_exporter-1.10.2.linux-amd64.tar.gz"
+TARGET="/tmp/node_exporter.tar.gz"
+
+is_cn=false
+
+echo "Detecting geographic location..."
+COUNTRY=$(curl -s --max-time 3 https://ipinfo.littlediary.cn/country || true)
+if [ "$COUNTRY" = "CN" ]; then
+    is_cn=true
+fi
+
+
+if [ "$is_cn" = true ]; then
+    echo "Geolocation: China mainland detected"
+    DOWNLOAD_URL="$CN_URL"
+else
+    echo "Geolocation: non-China region detected"
+    DOWNLOAD_URL="$GLOBAL_URL"
+fi
+
+echo "Downloading from: $DOWNLOAD_URL"
+curl -fL -o "$TARGET" "$DOWNLOAD_URL"
+
+
+# Extract
+echo "Extracting Node Exporter..."
+tar -zxvf /tmp/node_exporter.tar.gz -C /tmp
+
+# Copy to /node_exporter
+echo "Copying Node Exporter to /node_exporter..."
+sudo cp -r /tmp/node_exporter-1.10.2.linux-amd64 /node_exporter
+
+# Create systemd service file
+SERVICE_FILE="/etc/systemd/system/node_exporter.service"
+
+echo "Creating systemd service file..."
+sudo tee "$SERVICE_FILE" > /dev/null <<EOF
+[Unit]
+Description=Node Exporter
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+User=root
+ExecStart=/node_exporter/node_exporter --web.listen-address=\":9100\"
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+# Reload systemd, enable and start service
+echo "Enabling and starting node_exporter service..."
+sudo systemctl daemon-reload
+sudo systemctl enable --now node_exporter.service
+
+echo "Node Exporter installation completed, listening on port 9100"
+
+
+else
+    echo "Current system is not RHEL-based"
+fi
+
+