Refresh gpg keys for all users

src/freedombone

 }
 
 function refresh_gpg_keys {
-	if ! grep -q "gpg --refresh-keys" /etc/crontab; then
-		echo "0            */$REFRESH_GPG_KEYS_HOURS *   *   *   $MY_USERNAME /usr/bin/gpg --refresh-keys > /dev/null" >> /etc/crontab
+	if ! grep -q "${PROJECT_NAME}-sec --refresh" /etc/crontab; then
+		if [ -f /usr/local/bin/freedombone-sec ]; then
+			echo "0            */$REFRESH_GPG_KEYS_HOURS *   *   *   $MY_USERNAME /usr/local/bin/${PROJECT_NAME}-sec --refresh > /dev/null" >> /etc/crontab
+		else
+			echo "0            */$REFRESH_GPG_KEYS_HOURS *   *   *   $MY_USERNAME /usr/bin/${PROJECT_NAME}-sec --refresh > /dev/null" >> /etc/crontab
+		fi
 		systemctl restart cron
 	fi
 }

src/freedombone-sec

 		# The admin user is the identity certifier
 		fpr=$(gpg --with-colons --fingerprint $MY_GPG_PUBLIC_KEY_ID | grep fpr | head -n 1 | awk -F ':' '{print $10}')
 		monkeysphere-authentication add-identity-certifier $fpr
-        monkeysphere-host publish-key
+		monkeysphere-host publish-key
 	else
 		sed -i 's|#AuthorizedKeysFile|AuthorizedKeysFile|g' /etc/ssh/sshd_config
 		sed -i 's|AuthorizedKeysFile.*|AuthorizedKeysFile %h/.ssh/authorized_keys|g' /etc/ssh/sshd_config
   exit 0
 }
 
+function refresh_gpg_keys {
+	for d in /home/*/ ; do
+		USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
+		if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
+			su -c 'gpg --refresh-keys' - $USERNAME
+		fi
+	done
+	exit 0
+}
+
 function show_help {
   echo ''
   echo "${PROJECT_NAME}-sec"
   echo $'  -h --help             Show help'
   echo $'  -e --export           Export security settings to a file'
   echo $'  -i --import           Import security settings from a file'
+  echo $'  -r --refresh          Refresh GPG keys for all users'
   echo ''
   exit 0
 }
 	shift
 	IMPORT_FILE="$1"
 	;;
+	# Refresh GPG keys
+	-r|--refresh)
+	refresh_gpg_keys
+	;;
 	*)
 	# unknown option
 	;;