Pkg-File-Service – Control Daemons with Salt – Change SSH Server Port

You can control a huge number of daemons with a configuration management system. Package-file-service is the common pattern for this: install the software, replace a configuration file and finally restart the daemon to use the new configuration. This article shows … Continue reading

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First Steps on a New Virtual Private Server – an Example on DigitalOcean and Ubuntu 16.04 LTS

These short notes list example first steps when manually configuring a new virtual private server on DigitalOcean and configuring a DNS name on NameCheap. Always use good passwords. Only good passwords. Good passwords every moment.

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Arvioitava laboratorioharjoitus – Linux palvelimena ict4tn003-20 ilta keväällä 2016

This is the final lab test of Linux palvelimena 20, an advanced Linux course. Tools: live USB, empty computer, Internet. The lab task itself is in Finnish.

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Fix Vagrant Locale Bug – Disable “AcceptEnv LANG LC_*” in sshd_config

Vagrant makes it very easy to provision virtual machines for testing. Incorrect locales are a common problem with some boxes. For example, PostgreSQL ‘createuser’ migth complain about locales, but only when used over ‘vagrant ssh’.

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Arvioitava laboratorioharjoitus – Linux palvelimena ict4tn003-18 päivä syksyllä 2015

This is the exam of Linux palvelimena 18, an advanced Linux course. Tools: live USB, empty computer, Internet. The exam itself is in Finnish.

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Arvioitava laboratorioharjoitus – Linux palvelimena ict4tn003-17 ilta syksyllä 2015

This is the exam of Linux palvelimena 17, an advanced Linux course. Tools: live USB, empty computer, Internet. The exam itself is in Finnish.

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