100 lines
2.4 KiB
Bash
100 lines
2.4 KiB
Bash
#!/bin/bash
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set -e
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#Detect Operation System
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if command -v apt >/dev/null 2>&1; then
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echo "Detected apt-based system"
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sudo apt update
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sudo apt install -y wget curl tar
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elif command -v dnf >/dev/null 2>&1; then
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echo "Detected dnf-based system"
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sudo dnf install -y wget curl tar
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else
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echo "Unsupported package manager"
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exit 1
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fi
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# Download Node Exporter
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CN_URL="https://s3.cloudyun.top/downloads/cadvisor-v0.55.1-linux-amd64"
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GLOBAL_URL="https://github.com/google/cadvisor/releases/download/v0.55.1/cadvisor-v0.55.1-linux-amd64"
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TARGET=/tmp/cAdvisor
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is_cn=false
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echo "Detecting geographic location..."
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COUNTRY=$(curl -s --max-time 3 https://ipinfo.littlediary.cn/country || true)
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if [ "$COUNTRY" = "CN" ]; then
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is_cn=true
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fi
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if [ "$is_cn" = true ]; then
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echo "Geolocation: China mainland detected"
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DOWNLOAD_URL="$CN_URL"
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else
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echo "Geolocation: non-China region detected"
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DOWNLOAD_URL="$GLOBAL_URL"
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fi
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echo "Downloading from: $DOWNLOAD_URL"
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curl -fL -o "$TARGET" "$DOWNLOAD_URL"
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sudo cp -r /tmp/cAdvisor /usr/bin/cadvisor
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chmod 755 /usr/bin/cadvisor
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SERVICE_FILE="/etc/systemd/system/cAdvisior.service"
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echo "Creating systemd service file..."
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#chose port
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DEFAULT_PORT=8087
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if [ -t 0 ]; then
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# 有 TTY，交互式
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while true; do
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read -rp "Please enter node_exporter listen port [default: ${DEFAULT_PORT}]: " PORT
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PORT=${PORT:-$DEFAULT_PORT}
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if [[ "$PORT" =~ ^[0-9]+$ ]] && [ "$PORT" -ge 1 ] && [ "$PORT" -le 65535 ]; then
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break
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else
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echo "Invalid port. Please enter a number between 1 and 65535."
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fi
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done
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else
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# 无 TTY，自动模式
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PORT=$DEFAULT_PORT
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echo "No TTY detected, using default port: $PORT"
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fi
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sudo tee "$SERVICE_FILE" > /dev/null <<EOF
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[Unit]
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Description=cAdvisor - Container Resource Usage and Performance Analysis
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Documentation=https://github.com/google/cadvisor
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After=docker.service
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Requires=docker.service
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[Service]
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Type=simple
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ExecStart=/usr/bin/cadvisor --logtostderr=true --port=${PORT} --housekeeping_interval=10s --docker_only=true --store_container_labels=false
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Restart=always
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RestartSec=10
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LimitNOFILE=1048576
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[Install]
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WantedBy=multi-user.target
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EOF
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# Reload systemd, enable and start service
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echo "Enabling and starting cAdvisior service..."
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sudo systemctl daemon-reload
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sudo systemctl enable --now cAdvisior.service
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echo "Node Exporter installation completed, listening on port ${PORT}"
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