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Aikataulu – Palvelinten hallinta ict4tn022 3003-ti ja 3001-to – loppukevät 2019
Just write what you want (idempotency). Control almost everything with one system (single source of truth). In plain text (infrastructure as code, versionable). Control 10 computers. Or 100. Or 1000. Or control 2071 computers, like Jussi did on a previous … Continue reading
Posted in Uncategorized
Tagged Ansible, cfengine, Chef, configuration management, configuration management system, course, DevOps, Helsinki, idempotency, infrastructure as code, keskitetty hallinta, kurssi, linux, Pasila, puppet, salt, single source of thruth, Ubuntu 18.04 LTS, windows, Windows 10
51 Comments
Aikataulu – Palvelinten hallinta ict4tn022 3004-ti ja 3002-to – loppukevät 2018 5p
Just write what you want (idempotency). Control almost everything with one system (single source of truth). In plain text (infrastructure as code, versionable). Control 10 computers. Or 100. Or 1000. Or control 2071 computers, like Jussi did on a previous … Continue reading
Posted in Uncategorized
Tagged configuration management, configuration management system, course, DevOps, git, Helsinki, ict4tn022, idempotency, infra as code, infrastructrure as code, keskitetty hallinta, kurssi, linux, Palvelinten hallinta, Pasila, puppet, salt, saltstack, server, single source of thruth, versionable
125 Comments
Configuration Management Course is Finished
My students have created many interesting projects on configuration management course. The feedback was excellent, 4.6 out of 5. The most common feedback (mode) was 5 out of 5. Thank you! Jussi Isosompppi controlled 2071 slave computers with Salt.
Posted in Uncategorized
Tagged apache, competition, configuration management, configuration management system, container, course, DevOps, docker, feedback, Finland, Graphana, haaga-helia, Helsinki, keskitetty hallinta, Kubernetes, lamp, load balancer, master, master-minion, master-slave, mysql, nginx, Pasila, php, project, provision, React Native, salt, salt-cloud, saltstack, slave, sls, student, Suomi, virtual private server, vps, wordpress
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Control Windows with Salt
This long article explores Windows management with Salt. First, it shows you how to automatically install software to Windows, control Windows boxes behind NAT and firewall and remotely run arbitrary PowerShell commands on Windows. $ sudo salt ‘*’ pkg.install gedit,firefox,steam,vlc … Continue reading
Posted in Uncategorized
Tagged Chocolatey, cmd.run, configuration management, DevOps, download, idempotent, iirc, long, msi, NAT bypass, package management, pkg.install, PowerShell, remote command execution, repo-ng, reverse shell, salt, saltstack, silent, state, untested, windows, Windows 10, Windows installer
5 Comments
Configure a Live USB in Two (2) Commands – terokarvinen/sirotin
You boot a computer form your USB stick and give two commands. It’s configured. Install your programs, your settings, your configuration – automatically. Start from Sirotin, fork it, make it your own. wget https://raw.githubusercontent.com/terokarvinen/sirotin/master/run.sh bash run.sh Fork me on … Continue reading
Secrets in Salt Pillars – SSH Port Change
Salt helps you configure 1, 10, 100 or more computers. Secrets, such as encryption keys, must be given to authorized slaves only. In Salt, secrets are kept in pillars. If you are just starting with pillars, do pillars tutorial first. … Continue reading
Posted in Uncategorized
Tagged configuration files only, configuration management, pillar, salt, saltstack, secret
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Make a Million of Those – Jinja Templating Salt States
Do you need a 50 users and Apache name based virtual hosts for each? If you use salt, you can use loops and variables with Jinja templates on your states. This short example configuration creates three text files with different … Continue reading
Posted in Uncategorized
Tagged code generation, configuration management, for, for-each, for-in, jinja, jinja2, loop, multiple files, muotti, salt, saltstack, silmukka, template, variable
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MySQL Automatic Install with Salt – Preseed Database Root Password
MySQL is probably the most popular multi-user database in the world*. It’s part of the most popular web development stack, LAMP (Linux Apache MySQL PHP). This article shows a Salt state to automatically install MySQL on Ubuntu. As the package … Continue reading
Posted in Uncategorized
Tagged configuration management, database, mysql, preseed, root, salasana, salt, saltstack, tietokanta, ubuntu
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Shorter Salt Ouput with –state-output terse
To get shorter output when configuring slaves with salt, use $ sudo salt ‘*’ state.highstate –state-output terse If you’re just getting started, you should install salt first. To get even cleaner output, you can get rid of useless warning.
Posted in Uncategorized
Tagged configuration management, conviniency, DevOps, salt, Salt Stack, short, tip
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