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system: add config for networking and hardware

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This commit is contained in:
Charlie Root 2024-08-16 13:32:13 +02:00
commit 049fd348b2
8 changed files with 118 additions and 17 deletions
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24
modules/system/nix/module.nix
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@ -29,7 +29,6 @@
};
# Automatically optimize nix store by removing hard links
# do it after the gc.
optimise = {
automatic = true;
dates = ["21:00"];
@ -55,18 +54,16 @@
# the same as the number of cores your CPU has.
max-jobs = "auto";
# Always build inside sandboxed environments
# If set, Nix will perform builds in a sandboxed environment
# that it will set up automatically for each build.
# This prevents impurities in builds by disallowing access
# to dependencies outside of the Nix store by using network
# and mount namespaces in a chroot environment.
sandbox = true;
sandbox-fallback = false;
# Continue building derivations even if one fails
keep-going = true;
# Fallback to local builds after remote builders are unavailable.
# Setting this too low on a slow network may cause remote builders
# to be discarded before a connection can be established.
connect-timeout = 5;
# If we haven't received data for >= 20s, retry the download
stalled-download-timeout = 20;
@ -120,8 +117,7 @@
# external builders can also pick up those substituters
builders-use-substitutes = true;
# Substituters to pull from. While sigs are disabled, we must
# make sure the substituters listed here are trusted.
# Substituters to pull from.
substituters = [
"https://cache.nixos.org" # funny binary cache
"https://cache.privatevoid.net" # for nix-super
@ -146,12 +142,8 @@
};
};
# By default nix-gc makes no effort to respect battery life by avoiding
# GC runs on battery and fully commits a few cores to collecting garbage.
# This will drain the battery faster than you can say "Nix, what the hell?"
# and contribute heavily to you wanting to get a new desktop.
# For those curious (such as myself) desktops are always seen as "AC powered"
# so the system will not fail to fire if you are on a desktop system.
# Do not run garbage collection on AC power.
# This makes a quite nice difference in battery life.
systemd.services.nix-gc = {
unitConfig.ConditionACPower = true;
};