https://doc.train-linux.de/de/tags/node-exporter/index.html Hugo de-DE Fri, 12 Jun 2026 14:32:58 +0200 https://doc.train-linux.de/de/howto/prometheus/node-exporter-tls-auth/index.html Tue, 10 Mar 2026 00:00:00 +0000 https://doc.train-linux.de/de/howto/prometheus/node-exporter-tls-auth/index.html Create a self-signed cert for node-exporter: $ openssl req -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout node_exporter.key -out node_exporter.crt -subj “/C=ZA/ST=CT/L=SA/O=VPN/CN=localhost” -addext “subjectAltName = DNS:localhost” Move the certs into the directory we created: