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-rw-r--r--lass/3modules/default.nix4
-rw-r--r--lass/3modules/mysql-backup.nix86
2 files changed, 88 insertions, 2 deletions
diff --git a/lass/3modules/default.nix b/lass/3modules/default.nix
index f891498c2..71e39d874 100644
--- a/lass/3modules/default.nix
+++ b/lass/3modules/default.nix
@@ -1,11 +1,11 @@
_:
{
imports = [
- ./xresources.nix
./folderPerms.nix
+ ./mysql-backup.nix
./per-user.nix
./urxvtd.nix
- ./xresources.nix
./wordpress_nginx.nix
+ ./xresources.nix
];
}
diff --git a/lass/3modules/mysql-backup.nix b/lass/3modules/mysql-backup.nix
new file mode 100644
index 000000000..d2ae67171
--- /dev/null
+++ b/lass/3modules/mysql-backup.nix
@@ -0,0 +1,86 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+ cfg = config.lass.mysqlBackup;
+
+ out = {
+ options.lass.mysqlBackup = api;
+ config = mkIf cfg.enable imp;
+ };
+
+ api = {
+ enable = mkEnableOption "mysqlBackup";
+ config = mkOption {
+ type = with types; attrsOf (submodule ({ config, ... }: {
+ options = {
+ name = mkOption {
+ type = types.str;
+ default = config._module.args.name;
+ };
+ startAt = mkOption {
+ type = with types; nullOr str; # TODO systemd.time(7)'s calendar event
+ default = "*-*-* 01:15:00";
+ };
+ user = mkOption {
+ type = str;
+ default = "root";
+ };
+ password = mkOption {
+ type = nullOr str;
+ default = null;
+ description = ''
+ path to a file containing the mysqlPassword for the specified user.
+ '';
+ };
+ databases = mkOption {
+ type = listOf str;
+ default = [];
+ };
+ location = mkOption {
+ type = str;
+ default = "/bku/sql_dumps";
+ };
+ };
+ }));
+ description = "configuration for mysqlBackup";
+ };
+ };
+
+ imp = {
+
+ #systemd.timers =
+ # mapAttrs (_: plan: {
+ # wantedBy = [ "timers.target" ];
+ # timerConfig = plan.timerConfig;
+ #}) cfg.config;
+
+ systemd.services =
+ mapAttrs' (_: plan: nameValuePair "mysqlBackup-${plan.name}" {
+ path = with pkgs; [
+ mysql
+ gzip
+ ];
+ serviceConfig = rec {
+ ExecStart = start plan;
+ SyslogIdentifier = ExecStart.name;
+ Type = "oneshot";
+ User = plan.user;
+ };
+ startAt = plan.startAt;
+ }) cfg.config;
+ };
+
+
+ start = plan: let
+ backupScript = plan: db:
+ "mysqldump -u ${plan.user} ${optionalString (plan.password != null) "-p$(cat ${plan.password})"} ${db} | gzip -c > ${plan.location}/${db}.gz";
+
+ in pkgs.pkgs.writeDash "mysqlBackup.${plan.name}" ''
+ ${concatMapStringsSep "\n" (backupScript plan) plan.databases}
+ '';
+
+
+in out