ssh commands filter update

CHANGELOG.md

@@ -1,5 +1,7 @@
 ## Latest changelog
 
+- 23/06/2013 v 1.84 RC1 approaching
+- Added ssh commands filter, updated documentation
 - Rewrote local space check function
 - Added ability to run another executable than rsync (see documentation on sudo execution)
 - Added some Rsync argument parameters (preserve ACL, Xattr, and stream compression)

obackup_ssh_filter.sh

@@ -2,7 +2,9 @@
 
 ##### Obackup ssh command filter
 
-## Paranoia option. Only change this if you read the documentation and know what you're doing
+## If enabled, execution of "sudo" command will be allowed.
+SUDO_EXEC=yes
+## Paranoia option. Don't change this unless you read the documentation and still feel concerned about security issues.
 RSYNC_EXECUTABLE=rsync
 
 function Go
@@ -20,17 +22,22 @@ case ${SSH_ORIGINAL_COMMAND%% *} in
 	"du")
 	Go ;;
 	"sudo")
-	if [[ "$SSH_ORIGINAL_COMMAND" == "sudo $RSYNC_EXECUTABLE"* ]]
+	if [ "$SUDO_EXEC" == "yes" ]
 	then
-		Go
+		if [[ "$SSH_ORIGINAL_COMMAND" == "sudo $RSYNC_EXECUTABLE"* ]]
-	elif [[ "$SSH_ORIGINAL_COMMAND" == "sudo du"* ]]
+		then
-	then
+			Go
-		Go
+		elif [[ "$SSH_ORIGINAL_COMMAND" == "sudo du"* ]]
-	elif [[ "$SSH_ORIGINAL_COMMAND" == "sudo find"* ]]
+		then
-	then
+			Go
-		Go
+		elif [[ "$SSH_ORIGINAL_COMMAND" == "sudo find"* ]]
+		then
+			Go
+		else
+			echo "Sudo command not allowed."
+		fi
 	else
-		echo "Sudo command not allowed."
+		echo "Sudo command not enabled."
 	fi
 	;;
 	*)