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Downloads, extracts, enables and starts node_exporter
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| [Unit] | |
| Description=Node Exporter | |
| [Service] | |
| User=node_exporter | |
| EnvironmentFile=/etc/sysconfig/node_exporter | |
| ExecStart=/opt/node_exporter/node_exporter $OPTIONS | |
| [Install] | |
| WantedBy=multi-user.target |
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| #!/usr/bin/env bash | |
| for command in jq wget curl; do | |
| if [[ -z $(type -P $command) ]]; then | |
| echo "$command is required for this script to work." | |
| fi | |
| done | |
| # Download latest node_exporter and extract to /opt | |
| cd /tmp | |
| VERSION=$(curl "https://api.github.com/repos/prometheus/node_exporter/tags" -s | jq -r '.[0].name') | |
| wget https://github.com/prometheus/node_exporter/releases/download/$VERSION/node_exporter-${VERSION/v/}.linux-amd64.tar.gz | |
| mkdir -p /opt/node_exporter | |
| tar xvfz node_exporter-*.*-amd64.tar.gz -C /opt/node_exporter | |
| # Download services for starting node exporter | |
| wget -O /etc/systemd/system/node_exporter.service https://gist.githubusercontent.com/thraizz/0d1ff1fcec354f822478d5402078d7d7/raw/9c1a5d66346644fb6e59a59920b28691ca34e99a/node_exporter.service | |
| mkdir /etc/sysconfig | |
| wget -O /etc/sysconfig/node_exporter https://github.com/prometheus/node_exporter/raw/master/examples/systemd/sysconfig.node_exporter | |
| mkdir -p /var/lib/node_exporter/textfile_collector | |
| # Add user for running node_exporter | |
| useradd --shell /sbin/nologin node_exporter | |
| chown node_exporter:node_exporter /var/lib/node_exporter/ | |
| chown node_exporter:node_exporter /var/lib/node_exporter/textfile_collector/ | |
| # Start service | |
| systemctl daemon-reload | |
| systemctl enable node_exporter | |
| systemctl start node_exporter |
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