Generate a directory for files

gen_hash_link_files.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+FROM=`realpath $1`; shift
+TO=`realpath $1`; shift
+
+if [ -z "$FROM" ] || [ -z "$TO" ]
+then
+    echo "Usage: $0 from to"
+    exit 1
+elif ! [ -d "$FROM" ]
+then
+    echo "$FROM not found"
+    exit 2
+fi
+
+mkdir -p "$TO" || exit 3
+rm -rf "$TO" || exit 3
+
+for i in `find "$FROM" -mindepth 1 -type f`
+do
+    FILE=`echo $i | sed "s!^$FROM/!!"`
+    HASH=`echo -n $FILE | sha384sum | cut -d " " -f 1`
+
+    mkdir -p "$TO/$HASH/"
+    ln -s "$i" "$TO/$HASH/"
+done