From 4fd72584b4ee188dcaebbb91dc93f01add831767 Mon Sep 17 00:00:00 2001
From: Sebastian Mariano Flores <sebas.mariano15@gmail.com>
Date: Sat, 14 Feb 2026 15:08:59 -0600
Subject: [PATCH] =?UTF-8?q?Correci=C3=B3n=20umount?=
MIME-Version: 1.0
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---
 btrfs/snapshot-locales/init.sh    | 32 +++++++++++--------------------
 btrfs/snapshot-locales/install.md |  1 +
 2 files changed, 12 insertions(+), 21 deletions(-)

diff --git a/btrfs/snapshot-locales/init.sh b/btrfs/snapshot-locales/init.sh
index 6810f6c..49142c2 100644
--- a/btrfs/snapshot-locales/init.sh
+++ b/btrfs/snapshot-locales/init.sh
@@ -1,28 +1,23 @@
 #!/bin/bash
 
-set -e
+set -euo pipefail
 
 # Declarar varables
 dir_disk=("/dev/nvme0n1p3" "/dev/bcache0")
 
 dir_temp=("/tmp/root" "/tmp/srv")
 
-dir_create="/tmp/{root,srv}"
-
 name_snapshot=$(date +"%m%d%Y")
 
-
-
-# Crear ruta
-mkdir -p "$dir_create"
-
 #Montar rutas
 
 for i in "${!dir_disk[@]}"; do
     disk_origen="${dir_disk[$i]}"
     dir_backup="${dir_temp[$i]}"
     dir_snapshot="$dir_backup/snapshot/daily"
-    #Montar rutas
+
+    # Crear directrio y montar disco
+    mkdir -p "$dir_backup"
     mount "$disk_origen" "$dir_backup"
 
     # Verificar que existan rutas, caso contrario crearlas
@@ -41,21 +36,16 @@ for i in "${!dir_disk[@]}"; do
 
     total=${#snapshots[@]}
 
-    if (( total <= 3 )); then
-        echo "Hay $total snapshots, no se elimina nada"
-        continue
+    if (( total > 3 )); then
+        borrar=$(( total - 3 ))
+        for (( contador=0; contador<borrar; contador++ )); do
+            echo "Eliminando snapshot: ${snapshots[$contador]}"
+            btrfs subvolume delete "$dir_snapshot/${snapshots[$contador]}"
+        done
     fi
 
-    # cuantos borrar
-    borrar=$(( total - 3 ))
-
-    for (( contador=0; contador<borrar; contador++ )); do
-        echo "Eliminando snapshot: ${snapshots[$contador]}"
-        btrfs subvolume delete "$dir_snapshot/${snapshots[$contador]}"
-    done
-
     #Desmontar la ruta
     umount "$dir_backup"
     mount | grep btrfs | grep "$dir_backup" || echo "Se desmonto $dir_backup"
-
+    rmdir "$dir_backup"
 done
diff --git a/btrfs/snapshot-locales/install.md b/btrfs/snapshot-locales/install.md
index 0dc3e0e..e495f86 100644
--- a/btrfs/snapshot-locales/install.md
+++ b/btrfs/snapshot-locales/install.md
@@ -150,3 +150,4 @@ sudo systemctl status btrfs-backup.service
 ```
 sudo btrfs subvolume show /ruta/deseada/
 ```
+4
\ No newline at end of file