install.fairie/home/.chezmoiscripts/universal/run_onchange_before_10-system-tweaks.sh.tmpl
2023-11-05 01:46:18 +00:00

31 lines
1.1 KiB
Cheetah

{{- if (eq .host.distro.family "linux") -}}
#!/usr/bin/env bash
# @file Linux System Tweaks
# @brief Applies a set of generic Linux system tweaks such as ensuring the hostname is set, setting the timezone, and more
# @description
# This script applies generic Linux system tweaks that should be made before the rest of the provisioning process.
{{ includeTemplate "universal/profile-before" }}
{{ includeTemplate "universal/logg-before" }}
### Set hostname (if redefined)
if command -v hostnamectl > /dev/null; then
# Betelgeuse is the default hostname so only change when it is different
if [ '{{ .host.hostname }}' != 'Betelgeuse' ]; then
logg info "Setting hostname to {{ .host.hostname }}"
sudo hostnamectl set-hostname {{ .host.hostname }}
fi
fi
### Set timezone
if command -v timedatectl > /dev/null; then
logg info 'Setting timezone to {{ .user.timezone }}'
sudo timedatectl set-timezone {{ .user.timezone }}
fi
### Modify vm.max_map_count
if command -v sysctl > /dev/null; then
logg info 'Increasing vm.max_map_count size to 262144'
sudo sysctl -w vm.max_map_count=262144 > /dev/null
fi
{{ end -}}