diff --git a/fun.sh b/fun.sh
deleted file mode 100644
index 3882906..0000000
--- a/fun.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#! /usr/bin/env bash
-#
-#for branch in $(git for-each-ref --format='%(refname)' refs/heads/); do
-#    echo "${branch/'refs/heads/'/''}" 
-#done
-
-function test() {
-   git for-each-ref --format='%(refname)' refs/heads/
-}
\ No newline at end of file
diff --git a/func.sh b/func.sh
new file mode 100644
index 0000000..3946bb5
--- /dev/null
+++ b/func.sh
@@ -0,0 +1,15 @@
+#! /usr/bin/env bash
+
+function sub_akt() {
+   #$1 ist Branch 
+   #$2 neue URLD
+   new_sub_url="$2"
+   pro_be_cut=${new_sub_url##*/}
+   sub_name=${pro_be_cut::-4}
+   echo "git checkout $1"
+   echo "git submodule set-url $sub_name $new_sub_url"
+   echo "git submodule update --init --recursive --remote $sub_name"
+   echo "git add .gitmodules"
+   echo "git commit -m 'Submodul aktualisiert'"
+   echo "git push"
+}
\ No newline at end of file
diff --git a/main.sh b/main.sh
index 7f3695c..6d56eed 100755
--- a/main.sh
+++ b/main.sh
@@ -1,33 +1,46 @@
 #! /usr/bin/env bash
 
-#for branch in $(git for-each-ref --format='%(refname)' refs/heads/); do
-#    echo "${branch/'refs/heads/'/''}" 
-#done
-
 clone_work_dir="/home/jonnybravo/workdir"
 script_folder="$(pwd)"
-echo $script_folder
+logfile=/home/jonnybravo/sysint-migration-submodule.log
+source "func.sh"
+
 #create_clone_Folder
 if [ ! -d $clone_work_dir ]
     then
         mkdir -p  $clone_work_dir
+        if [ $? -eq 0 ]; then echo " $(date '+%Y-%m-%d %H:%M:%S') - $clone_work_dir wurde angelegt!" >> $logfile 
+                         else echo "ERROR - $(date '+%Y-%m-%d %H:%M:%S') - $clone_work_dir konnte NICHT angelgt werden ERROR "; fi
 fi
 
-while IFS="," read -r git_url project_name
+while IFS="," read -r git_url new_sub_url
 do
+    pro_be_cut=${git_url##*/}
+    project_name=${pro_be_cut::-4}
     clone_folder="$clone_work_dir/$project_name"
-    if [ -d $clone_work_dir ]
+    if [ -d $clone_folder ]
         then 
-            echo "Verzechnis $clone_work_dir existiert bereits"
+            echo "Verzechnis $clone_folder existiert bereits"
         else
             git clone $git_url $clone_folder
-    fi    
-    cd $clone_folder
+            if [ $? -eq 0 ]; then echo "INFO - $(date '+%Y-%m-%d %H:%M:%S') - $git_url wurde geclont !" >> $logfile
+                             else echo "ERROR - $(date '+%Y-%m-%d %H:%M:%S') - $git_url konnte NICHT geclont werden ERROR "; fi
+    fi
+   cd $clone_folder
     for branch in $(git for-each-ref --format='%(refname)' refs/heads/) 
     do
         git_pro_branch="${branch/'refs/heads/'/''}"
-        echo "$project_name as $git_pro_branch" 
+        echo "$project_name as $git_pro_branch"
+        sub_akt $git_pro_branch $new_sub_url
+
+        if [ $? -eq 0 ]; then echo "INFO - $(date '+%Y-%m-%d %H:%M:%S') - konnte $new_sub_url auf $git_pro_branch aktualisieren" >> $logfile
+                         else echo "ERROR - $(date '+%Y-%m-%d %H:%M:%S') - konnte NICHT $new_sub_url auf $git_pro_branch aktualisieren "; fi
+        
     done
-    cd $script_folder
+   cd $script_folder
+   rm -rf "$clone_folder"
+
+   if [ $? -eq 0 ]; then echo "INFO - $(date '+%Y-%m-%d %H:%M:%S') - $clone_folder wurde gelöscht !" >> $logfile
+                    else echo "ERROR - $(date '+%Y-%m-%d %H:%M:%S') - $colne_folder konnte NICHT gelöscht werden ERROR "; fi
 
 done  < <(tail -n +2 project.csv)
diff --git a/project.csv b/project.csv
index 60ed621..132e6a2 100644
--- a/project.csv
+++ b/project.csv
@@ -1,3 +1,3 @@
-git_url,project_name,
-https://gitea.schlaubistechtalk.de/t4m/docker_gitlab.git,docker_gitlab,
-https://gitea.schlaubistechtalk.de/t4m/win_ps_hidden_files.git,win_ps_hidden_files,
+git_url,new_sub_url,
+https://gitea.schlaubistechtalk.de/t4m/docker_gitlab.git, https://gitea.schlaubistechtalk.de/t4m/win_ps_hidden_files.git,
+https://gitea.schlaubistechtalk.de/t4m/win_ps_hidden_files.git,https://gitea.schlaubistechtalk.de/t4m/docker_gitlab.git,