Fixed regular expressions

how-to-create-encrypted-paper-backup/pack.sh

@@ -12,6 +12,10 @@ bold=$(tput bold)
 red=$(tput setaf 1)
 normal=$(tput sgr0)
 
+dir_name=$(basename $1)
+dir_parent=$(dirname $1)
+archive="$dir_parent/$dir_name.zip"
+
 if [ ! -d "$1" ]; then
   printf "$bold$red%s$normal\n" "Update folder not found"
   exit 1
@@ -22,9 +26,10 @@ if [ ! -f "$1/run.sh" ]; then
   exit 1
 fi
 
-dir_name=$(basename $1)
-dir_parent=$(dirname $1)
-archive="$dir_parent/$dir_name.zip"
+if [[ ! "$dir_name" =~ ^[0-9]{4}-[0-9]{2}-[0-9]{2}-pi-qr-update$ ]]; then
+  printf "$bold$red%s$normal\n" "Invalid update folder name"
+  exit 1
+fi
 
 rm "$archive" "$archive.sig" || true
 

how-to-create-encrypted-paper-backup/pack.sh.sig

@@ -1,16 +1,16 @@
 -----BEGIN PGP SIGNATURE-----
 
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-=HYaf
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+=ms2i
 -----END PGP SIGNATURE-----

how-to-create-encrypted-paper-backup/update.sh

@@ -39,7 +39,7 @@ fi
 printf "$bold%s$normal\n" "Please type current date (ISO 8601 format) and press enter"
 read -r current_date
 
-if [[ "$current_date" =~ ^\d{4}-\d{2}-\d{2}$ ]]; then
+if [[ ! "$current_date" =~ ^[0-9]{4}-[0-9]{2}-[0-9]{2}$ ]]; then
   printf "$bold$red%s$normal\n" "Invalid date"
   exit 1
 fi
@@ -49,7 +49,7 @@ sudo date --set="$current_date"
 
 gpg --import /home/pi/sunknudsen.asc
 
-update=$(ls -t $usb/pi-qr-update-*-*-*.zip | head -1  || echo "")
+update=$(ls -t $usb/*-*-*-pi-qr-update.zip | head -1  || echo "")
 
 if [ -z "$update" ]; then
   printf "$bold$red%s$normal\n" "Update archive not found"

how-to-create-encrypted-paper-backup/update.sh.sig

@@ -1,16 +1,16 @@
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+=uYDp
 -----END PGP SIGNATURE-----