itamae/cookbooks/promtail/setup.rb

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# Deploy the configuration file:
%w( /etc/promtail /var/opt/promtail ).each do |d|
directory d do
owner 'root'
group 'root'
mode '755'
end
end
# Deploy /etc/hosts file:
HOSTNAME = run_command('uname -n').stdout.chomp
template '/etc/promtail/base.yaml' do
owner 'root'
group 'root'
mode '644'
variables(HOSTNAME: HOSTNAME, LOKIENDPOINT: node['promtail']['lokiendpoint'])
end
# Deploy the `systemd` configuration:
remote_file '/lib/systemd/system/promtail-base.service' do
owner 'root'
group 'root'
mode '644'
end
# Service setting:
service 'promtail-base' do
action [ :enable, :restart ]
end
# Deploy the `systemd` configuration:
remote_file '/etc/rsyslog.d/30-promtail.conf' do
owner 'root'
group 'root'
mode '644'
notifies :restart, 'service[rsyslog]'
end
service 'rsyslog' do
action [ :nothing ]
end
# Deploy the `logrotated` configuration:
remote_file '/etc/logrotate.d/promtail' do
owner 'root'
group 'root'
mode '644'
end