From e3f66a6dc8a43d22dc5a4c4f498085b7c949cb0e Mon Sep 17 00:00:00 2001
From: Kelvin Jasperson <github@mqp3.com>
Date: Fri, 17 Aug 2018 18:17:10 -0600
Subject: [PATCH] Ability to change backup destination

---
 README.md         | 1 +
 pfsense-backup.sh | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index d8d8fb7..e2974c4 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,7 @@ docker run --detach --volume $(pwd):/data --env PFSENSE_USER=backupuser --env PF
 - `PFSENSE_SCHEME` Required. Should either be `http` or `https`. This parameter is not validated.
 - `PFSENSE_CRON_SCHEDULE` Optional. The cron schedule to use, should contain 5 items separated by spaces. This parameter is not validated. No default.
 - `PFSENSE_BACK_UP_RRD_DATA`. Optional. Should be either 1 or 0. This parameters is not validated. Include RRD data in the backup? 1=yes, 0=no. Default=1.
+- `PFSENSE_BACKUP_DESTINATION_DIR`. Optional. What is the destination directory to back up to. This directory must exist and be writable. Default=/data
 
 ## Help!
 - Is the username correct?
diff --git a/pfsense-backup.sh b/pfsense-backup.sh
index 932f9fb..ea41b02 100755
--- a/pfsense-backup.sh
+++ b/pfsense-backup.sh
@@ -16,10 +16,10 @@ function do_backup()
 
   wget --keep-session-cookies --load-cookies cookies.txt --no-check-certificate \
     --post-data "download=download${getrrd}&__csrf_magic=$(head -n 1 csrf2.txt)" \
-    ${url}/diag_backup.php -q -O /data/config-${PFSENSE_IP}-${timestamp}.xml
+    ${url}/diag_backup.php -q -O ${destination}/config-${PFSENSE_IP}-${timestamp}.xml
   return_value=$?
   if [ $return_value -eq 0 ]; then
-    echo "Backup saved as config-${PFSENSE_IP}-${timestamp}.xml"
+    echo "Backup saved as ${destination}/config-${PFSENSE_IP}-${timestamp}.xml"
   else
     echo "Backup failed"
     exit 1
@@ -48,6 +48,11 @@ else
     getrrd=""
   fi
 fi
+if [ -z "$PFSENSE_BACKUP_DESTINATION_DIR" ]; then
+  destination="/data"
+else
+  destination="$PFSENSE_BACKUP_DESTINATION_DIR"
+fi
 
 # set up variables
 url=${PFSENSE_SCHEME}://${PFSENSE_IP}