Category Archives: HOWTO’s

Arch Linux: OpenVPN – resolv.conf is not updated

2 March 2019
 

 On an Arch Linux setup – local resolv.conf not updated after connection to OpenVPN AS. As far as I know – the problem is specific to Arch Linux and its “child’s” like Manjaro Linux installations. Local openvpn installed via pacman – see the OpenVPN: OpenVPN Access Server set up and AWS VPC peering configuration post for… Read More »

Linux: systemd-unit files edit, restart on failure and email notifications

1 March 2019
 

 We have a RabbitMQ service which sometimes can go down. So need to: restart it if is exited with the failure send an email notification Let’s do it via RabbitMQ’s systemd service (though there are various options, e.g. using the monit, check the Monit: мониторинг и перезапуск NGINX post). Will use two options here: RestartSec=: delay… Read More »

OpenVPN: SSL and hostname configuration

26 February 2019
 

 We already have our OpenVPN AS running in Production, so a few more posts about last steps in its configuration. For now – need to configure SSL to avoid alerts in clients browsers. OpenVPN AS documentation for SSL setup – here>>>. Let’s Encrypt Install Let’s Encrypt client: [simterm] root@openvpnas2:~# git clone https://github.com/letsencrypt/letsencrypt /opt/letsencrypt [/simterm] Open… Read More »

World of Tanks: installing and running on Arch Linux

25 February 2019
 

 Didn’t think it will work, but it did 🙂 Used guide of the 2017 year from here>>>, and after everything was done – found another one here>>>. Not sure if it will work on the nouveau drivers – I did with nvidia. Enable the Multilib repo. Update packages: [simterm] [setevoy@setevoy-arch-pc ~]$ sudo pacman -Syu [/simterm]… Read More »

Arch Linux: installing with EFI and Windows dual-boot

24 February 2019
 

 The goal is to set up a new Arch Linux and Windows (just for some games) on my new PC and use dual-boot using GRUB. Disks Currently disks layout is next: [simterm] [root@archiso ~]# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT loop0 7:0 0 476.7M 1 loop /run/archiso/sfs/airootfs sda 8:0 0 223.6G 0 disk… Read More »

OpenVPN: OpenVPN Access Server set up and AWS VPC peering configuration

21 February 2019
 

 OpenVPN Access Server is ready to use OpenVPN server which requires minimal configuration. The free version allows you to have two clients. If you need more – you can buy additional licenses. Infrastructure description Currently to access our resources such as Jenkins, Nexus etc we are using Allow Rules in AWS Security Groups where each user… Read More »

Grafana Labs: Loki – using AWS S3 as a data storage and AWS DynamoDB for indexes

13 February 2019
 

 Let’s proceed with the Loki system. First post of this series – Grafana Labs: Loki – logs collecting and monitoring system and the second one – Grafana Labs: Loki – distributed system, labels and filters. There is the Grafana’s Slack community with the dedicated #loki channel where you can ask for some assist (and it’s really helpful).… Read More »