Install Nodejs:
Yum Install Nodejs
Run the node command to see if the installation was successful:
You can see the successful entry to the command line and the installation is successful.
The node command is preceded by a dot, using. Help to see which commands are available:
Use. Exit to exit.
Installing the NODEJS Package management tool NPM:
Yum Install NPM
To install a package in Nodejs using NPM:
When installing the package with the NPM command, you encounter an issue with HTTPS authentication, turn off HTTPS authentication: NPM config set Strict-ssl false (or modify the. npmrc file in the home directory Strict-ssl equals false)
Here we install the Elasticsearch-exporter package:
NPM Install NomNom
NPM Install colors
NPM Install Elasticsearch-exporter--production
The installation of the completed JS package can be seen under the/node_moudules/folder.
When running the installed package, it is best to enter the JS folder, or you will not be reported to find errors
After the installation is complete, run Elasticsearch-exporter:
Node Exporter.js--help
node exporter.js -a <source hostname> -b <target hostname> -p <s port> -q <t port> -i <s index> -j <t index>
Nodejs use--taking elasticsearch-exporter as an example