config udev tag

relates to #36

res/write-udev-rule.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+./kill-wpa.sh
+
+. miracle-utils.sh
+
+ETHER_NAMES=$(find_choosable_networknames)
+
+ETHER_COUNT=$(echo "$ETHER_NAMES" | wc -l)
+
+if [ 0 = $ETHER_COUNT ]
+then
+   echo There is no net devices avaliable
+   exit 1
+elif [ 1 = $ETHER_COUNT ]
+then
+   ETHERNAME="$ETHER_NAMES"
+elif [ 2 -le $ETHER_COUNT ]
+then
+   echo choose device for normal connection:
+   QUIT="exit"
+   select et_name in $ETHER_NAMES $QUIT
+   do
+      case $et_name
+      in
+      "$QUIT")
+          exit
+          ;;
+      "")
+          if [ "$REPLY" = $QUIT ]
+          then
+              exit
+          else
+              echo unknow $REPLY
+          fi
+          ;;
+      *)
+          ETHERNAME=$et_name
+          break
+          ;;
+        esac
+   done
+fi
+
+# default path for config file
+CONFIG_FILE=${1:-/run/network/wpa_supplicant_${ETHERNAME}.conf}
+
+NUMBER=10
+
+cat > /etc/udev/rules.d/${NUMBER}-network.rules << EOF
+   SUBSYSTEM=="net", ACTION=="add", ATTR{address}=="$(cat /sys/class/net/${ETHERNAME}/address)", NAME="${ETHERNAME}", TAGS+="miracle"
+EOF