Export status without colors

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project **does not adhere to [Semantic Versioning](http://semver.org/sp
 
 ### Changed
 
+* Export status without colors
+
 ### Deprecated
 
 ### Removed

minifirewall

@@ -147,6 +147,9 @@ fi
 # }
 ## Beware that commands executed from included files are not modified by this trick.
 
+remove_colors() {
+    sed -r 's/\x1B\[(;?[0-9]{1,3})+[mGK]//g'
+}
 syslog_info() {
     if [ -x "${LOGGER_BIN}" ]; then
         ${LOGGER_BIN} -t "${NAME}" -p daemon.info "$1"
@@ -268,9 +271,9 @@ check_unpersisted_state() {
     elif [ -z "${diff_bin}" ]; then
         printf "${YELLOW}skip state comparison (Can't find diff command)${RESET}\n" >&2
     else
-        # store current state
+        # store current state (without colors)
         mkdir -p "$(dirname "${STATE_FILE_CURRENT}")"
-        status_without_numbers > "${STATE_FILE_CURRENT}"
+        status_without_numbers | remove_colors > "${STATE_FILE_CURRENT}"
 
         # clean previous diff file
         rm -f "${STATE_FILE_DIFF}"
@@ -310,9 +313,9 @@ report_state_changes() {
             check_unpersisted_state
         fi
 
-        # Then reset the known state
+        # Then reset the known state (without colors)
         mkdir -p "$(dirname "${STATE_FILE_LATEST}")"
-        status_without_numbers > "${STATE_FILE_LATEST}"
+        status_without_numbers | remove_colors > "${STATE_FILE_LATEST}"
 
         # But if there is a previous known state
         # let's compare with the new known state
@@ -920,8 +923,9 @@ stop() {
 
     printf "${BLUE}flushing all rules and accepting everything${RESET}\n"
 
+    # Save previous state (without colors)
     mkdir -p "$(dirname "${STATE_FILE_PREVIOUS}")"
-    status_without_numbers > "${STATE_FILE_PREVIOUS}"
+    status_without_numbers | remove_colors > "${STATE_FILE_PREVIOUS}"
 
     # Delete all rules
     ${IPT} -F INPUT