fix[work]: fix aws,cdr commands, easier git switch in emacs
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Leon Schwarzäugl 2025-11-19 15:22:48 +01:00 committed by Leon Schwarzäugl
parent 46f2ec8b96
commit ec6ae25e9b
52 changed files with 4610 additions and 1364 deletions

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@ -1,123 +0,0 @@
# heavily inspired from https://github.com/oddlama/nix-config/blob/d42cbde676001a7ad8a3cace156e050933a4dcc3/pkgs/deploy.nix
{ name, bc, nix-output-monitor, writeShellApplication, ... }:
writeShellApplication {
runtimeInputs = [ bc nix-output-monitor ];
inherit name;
text = ''
set -euo pipefail
shopt -s lastpipe # allow cmd | readarray
function die() {
echo "error: $*" >&2
exit 1
}
function show_help() {
echo 'Usage: deploy [OPTIONS] <host,...> [ACTION]'
echo "Builds, pushes and activates nixosConfigurations on target systems."
echo ""
echo 'ACTION:'
echo ' switch [default] Switch immediately to the new configuration and make it the boot default'
echo ' boot Make the configuration the new boot default'
echo " test Activate the configuration but don't make it the boot default"
echo " dry-activate Don't activate, just show what would be done"
echo ""
echo 'OPTIONS: [passed to nix build]'
}
function time_start() {
T_START=$(date +%s.%N)
}
function time_next() {
T_END=$(date +%s.%N)
T_LAST=$(${bc}/bin/bc <<< "scale=1; ($T_END - $T_START)/1")
T_START="$T_END"
}
USER_FLAKE_DIR=$(git rev-parse --show-toplevel 2> /dev/null || pwd) ||
die "Could not determine current working directory. Something went very wrong."
[[ -e "$USER_FLAKE_DIR/flake.nix" ]] ||
die "Could not determine location of your project's flake.nix. Please run this at or below your main directory containing the flake.nix."
cd "$USER_FLAKE_DIR"
[[ $# -gt 0 ]] || {
show_help
exit 1
}
OPTIONS=()
POSITIONAL_ARGS=()
while [[ $# -gt 0 ]]; do
case "$1" in
"help" | "--help" | "-help" | "-h")
show_help
exit 1
;;
-*) OPTIONS+=("$1") ;;
*) POSITIONAL_ARGS+=("$1") ;;
esac
shift
done
[[ ''${#POSITIONAL_ARGS[@]} -ge 1 ]] ||
die "Missing argument: <hosts...>"
[[ ''${#POSITIONAL_ARGS[@]} -le 2 ]] ||
die "Too many arguments given."
tr , '\n' <<< "''${POSITIONAL_ARGS[0]}" | sort -u | readarray -t HOSTS
ACTION="''${POSITIONAL_ARGS[1]-switch}"
# Expand flake paths for hosts definitions
declare -A TOPLEVEL_FLAKE_PATHS
for host in "''${HOSTS[@]}"; do
TOPLEVEL_FLAKE_PATHS["$host"]=".#nixosConfigurations.$host.config.system.build.toplevel"
done
time_start
# Get outputs of all derivations (should be cached)
declare -A TOPLEVEL_STORE_PATHS
for host in "''${HOSTS[@]}"; do
toplevel="''${TOPLEVEL_FLAKE_PATHS["$host"]}"
# Make sudo call to get prompt out of the way
sudo echo " Building 📦 $host"
nix build --no-link "''${OPTIONS[@]}" --show-trace --log-format internal-json -v "$toplevel" |& ${nix-output-monitor}/bin/nom --json ||
die "Failed to get derivation path for $host from ''${TOPLEVEL_FLAKE_PATHS["$host"]}"
TOPLEVEL_STORE_PATHS["$host"]=$(nix build --no-link --print-out-paths "''${OPTIONS[@]}" "$toplevel")
time_next
echo " Built  $host ''${TOPLEVEL_STORE_PATHS["$host"]} in ''${T_LAST}s"
done
current_host=$(hostname)
for host in "''${HOSTS[@]}"; do
store_path="''${TOPLEVEL_STORE_PATHS["$host"]}"
if [ "$host" = "$current_host" ]; then
echo -e "\033[1;36m Running locally for $host... \033[m"
ssh_prefix="sudo"
else
echo -e "\033[1;36m Copying \033[m \033[34m$host\033[m"
nix copy --to "ssh://$host" "$store_path"
time_next
echo -e "\033[1;32m Copied \033[m \033[34m$host\033[m \033[90min ''${T_LAST}s\033[m"
ssh_prefix="ssh $host --"
fi
echo -e "\033[1;36m Applying \033[m \033[34m$host\033[m"
prev_system=$($ssh_prefix readlink -e /nix/var/nix/profiles/system)
$ssh_prefix /run/current-system/sw/bin/nix-env --profile /nix/var/nix/profiles/system --set "$store_path" ||
die "Failed to set system profile"
$ssh_prefix "$store_path"/bin/switch-to-configuration "$ACTION" ||
echo "Error while activating new system" >&2
if [[ -n $prev_system ]]; then
$ssh_prefix nvd --color always diff "$prev_system" "$store_path" || true
fi
time_next
echo -e "\033[1;32m Applied \033[m \033[34m$host\033[m \033[90min ''${T_LAST}s\033[m"
done
'';
}