108 lines
2.5 KiB
Bash
108 lines
2.5 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://8.134.128.173/relayx/node_exporter-1.10.2.linux-amd64.tar.gz"
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GLOBAL_URL="https://github.com/prometheus/mysqld_exporter/releases/download/v0.18.0/mysqld_exporter-0.18.0.linux-amd64.tar.gz"
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TARGET="/tmp/mysqld_exporter-0.18.0.linux-amd64.tar.gz"
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is_cn=false
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echo "Detecting geographic location..."
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COUNTRY=$(curl -s --max-time 3 https://ipinfo.io/country || true)
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if [ "$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" "$DOWNLOAD_URL"
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sudo mkdir -p /etc/mysqld_exporter
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# Extract
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echo "Extracting Node Exporter..."
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tar -zxvf /tmp/mysqld_exporter-0.18.0.linux-amd64.tar.gz -C /tmp
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# Copy to /node_exporter
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echo "Copying Node Exporter to /node_exporter..."
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sudo cp -r /tmp/mysqld_exporter-0.18.0.linux-amd64.tar.gz/mysqld_exporter /usr/bin/mysqld_exporter
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# Create mysqld_exporter config
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sudo tee "/etc/mysqld_exporter/my.cnf" > /dev/null <<EOF
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[client]
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user=exporter
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password=exporter_password
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host=127.0.0.1
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port=3306
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EOF
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# Create systemd service file
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SERVICE_FILE="/etc/systemd/system/mysqld_exporter.service"
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echo "Creating systemd service file..."
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sudo tee "$SERVICE_FILE" > /dev/null <<EOF
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[Unit]
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Description=Prometheus MySQL Exporter
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Documentation=https://github.com/prometheus/mysqld_exporter
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Wants=network-online.target
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After=network-online.target
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[Service]
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Type=simple
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User=mysqld_exporter
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Group=mysqld_exporter
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ExecStart=/usr/local/bin/mysqld_exporter \
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--config.my-cnf=/etc/mysqld_exporter/my.cnf \
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--web.listen-address=0.0.0.0:9104
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Restart=always
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RestartSec=5
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NoNewPrivileges=true
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PrivateTmp=true
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ProtectSystem=full
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ProtectHome=true
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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 mysqld_exporter service..."
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sudo systemctl daemon-reload
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sudo systemctl enable --now mysqld_exporter.service
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echo "MySQL Exporter installation completed, listening on port 9104"
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