SystemD Puppet ERB Template for Clustered Minio

October 21, 2017

A Puppet ERB template for generating Minio cluster systemd control script.

@cluster_fqdn is an array of fully qualified domain names of each node in the cluster.

[Unit]
	Description=Minio
	Documentation=https://docs.minio.io
	Wants=network-online.target
	After=network-online.target
	After=syslog.target network.target
	AssertFileIsExecutable=<%= @installation_directory %>/minio

	[Service]
	WorkingDirectory=<%= @installation_directory %>

	Environment="MINIO_ACCESS_KEY=<%= @access_key %>"
	Environment="MINIO_SECRET_KEY=<%= @secret_key %>"

	User=<%= @owner %>
	Group=<%= @group %>

	PermissionsStartOnly=true

	ExecStart=<%= @installation_directory %>/minio server --config-dir <%= @configuration_directory %> \
	<% @cluster_fqdn.each_with_index do \|fqdn, i\| -%>
	<%- unless i < (@cluster_fqdn.size - 1) -%>
	http://<%= fqdn %><%= @minio_mount_partition %>/minio-data
	<%- else -%>
	http://<%= fqdn %><%= @minio_mount_partition %>/minio-data \
	<%- end -%>
	<% end -%>

	StandardOutput=journal
	StandardError=inherit

	# Specifies the maximum file descriptor number that can be opened by this process
	LimitNOFILE=65536

	# Disable timeout logic and wait until process is stopped
	TimeoutStopSec=0

	# SIGTERM signal is used to stop Minio
	KillSignal=SIGTERM

	SendSIGKILL=no

	SuccessExitStatus=0

	[Install]
	WantedBy=multi-user.target

https://gist.github.com/alastairhm/51eb6f8bb35b8d785639c3e3165b41ac

Doodle's Geek Monkey by Alastair Montgomery