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Disallow auto-reboot when users are active

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fruchti 2025-03-30 20:54:22 +02:00
parent 5585164f1f
commit b1cd6018ba
2 changed files with 16 additions and 0 deletions
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1
hosts/Rupert.nix
View file

@ -119,6 +119,7 @@ in
gitPull = true;
gitDeploymentKeyFile = "/secrets/ssh_id_gitea_nixos_configuration";
gitUser = "fruchti";
rebootIgnoreUsersActive = [ "waldi" ];
};
# systemd.services.nixos-upgrade.onFailure = lib.mkIf config.system.autoUpgrade.enable [ "status-email@%n.service" ];

15
options/auto-upgrade.nix
View file

@ -36,6 +36,13 @@ in
User used for the `git pull` operation (if `gitPull` is enabled).
'';
};
rebootIgnoreUsersActive = mkOption {
type = types.listOf types.str;
default = [];
description = mdDoc ''
If reboots are allowed, active users will prohibit a reboot. Users listed here are ignored from that check.
'';
};
};
config = mkIf cfg.enable {
@ -156,6 +163,14 @@ in
EOF
)"
activate_configuration="no"
# Check if any user sessions are open
active_users=$(users | tr ' ' '\n' | sort | uniq | grep -vE '^(${concatStringsSep "|" cfg.rebootIgnoreUsersActive})$')
if [ "$reboot_allowed" = "yes" ] && [ -n "$active_users" ] ; then
reboot_allowed=no
email_body="$(printf "%s\n%s\n%s" "$email_body" "The system cannot reboot since the following users are active:" "$active_users")"
fi
if [ "$reboot_allowed" = "yes" ] && [ $exit_code -eq 0 ] ; then
email_body="$(printf "%s\n%s" "$email_body" "The system will reboot now.")"
do_reboot="yes"