add migration verifications

migrate.sh

@@ -15,6 +15,25 @@ backup() {
     cp "$file" "$file".apreq.bak
 }
 
+verify_migration() {
+    if apache2ctl -t; then
+        echo "the migration produced valid config"
+    else
+        echo "the migration went wrong, try doing it manually"
+        exit 1
+    fi
+}
+
+try_disabling_access_compat() {
+    if a2dismod access_compat && apache2ctl -t; then
+        echo "access_compat disabled succesfully!"
+    else
+        echo "access_compat can't be disabled, \
+            some config is still using it"
+        a2enmod access_compat
+    fi
+}
+
 awk '{ print $1 }' "$inventory" > "$to_convert"
 
 while IFS= read -r file; do
@@ -22,3 +41,5 @@ while IFS= read -r file; do
     backup "$file"
     perl -i ~bwaegeneire/convert.pl "$file"
 done < "$to_convert"
+
+verify_migration && try_disabling_access_compat