envoi mail après backup

systems/LoutreOS/services.nix

@@ -23,15 +23,21 @@ let
     !AUTH_OK !API
   '';
 
+  sendMail = to: subject: message: pkgs.writeShellScriptBin "mail.sh" ''
+    ${pkgs.system-sendmail}/bin/sendmail ${to} <<EOF
+    From: root@nyanlout.re
+    Subject: ${subject}
+    ${message}
+    EOF
+  '';
+
   login_mail_alert = pkgs.writeShellScriptBin "mail_alert.sh" ''
     if [ "$PAM_TYPE" != "close_session" ]; then
-    ${pkgs.system-sendmail}/bin/sendmail paul@nyanlout.re <<EOF
-    From: root@nyanlout.re
-    Subject: SSH Login: $PAM_USER from $PAM_RHOST
-    `env`
-    EOF
+      ${sendMail "paul@nyanlout.re" "SSH Login: $PAM_USER from $PAM_RHOST" "`env`"}
     fi
   '';
+
+  backup_mail_alert = sendMail "paul@nyanlout.re" "ERREUR: Sauvegarde Borg" "Impossible de terminer la sauvegarde. Merci de voir les logs";
 in
 
 {
@@ -348,6 +354,8 @@ in
           ${pkgs.zfs}/bin/zfs destroy loutrepool/var/postgresql@borgsnap
           if [[ $exitStatus == 0 ]]; then
             ${pkgs.rclone}/bin/rclone --config /mnt/secrets/rclone_loutre.conf sync -v $BORG_REPO BackupStorage:loutre
+          else
+            ${backup_mail_alert}/bin/mail.sh
           fi
         '';
       };