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add filter by state #2

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19 changes: 17 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,15 @@ echo

elap=0

ip neigh | sort | while read -r l; do
# Parse parameter
if [ $# -ge 1 ];
then
FILTER=$(awk 'BEGIN{print toupper("'"$1"'")}')
else
FILTER="";
fi

ip neigh | sort | grep "${FILTER}" | while read -r l; do
ip=$(echo "$l" | awk '{print $1}')
ifc=$(echo "$l" | sed -n 's/.* dev \([^ ]*\).*/\1/p')
mac=$(echo "$l" | sed -n 's/.* lladdr \([^ ]*\).*/\1/p')
Expand Down Expand Up @@ -100,9 +108,16 @@ done

THE_END
```

## Usage
Now you can simply run it as `list-clients` and add it as a Custom command (System > Custom commands) to LuCi!<br>
Optionally you can install `iw` or `iwinfo` to if you want your wireless SSID to be resolved as fallback for Iface.

Optional parameter to filter state: you can also run the command, followed by the desired state in any combination of upper or lower case characters.
Example:
```console
list-clients REACHABLE
```


Note that command might not work properly if not run with root privileges.
Also, the `list-clients` itself does not require `bash` to run so after you are done with the install script, you can uninstall bash if you want...
12 changes: 10 additions & 2 deletions list-clients
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,15 @@ echo

elap=0

ip neigh | sort | while read -r l; do
# Parse parameter
if [ $# -ge 1 ];
then
FILTER=$(awk 'BEGIN{print toupper("'"$1"'")}')
else
FILTER="";
fi

ip neigh | sort | grep "${FILTER}" | while read -r l; do
ip=$(echo "$l" | awk '{print $1}')
ifc=$(echo "$l" | sed -n 's/.* dev \([^ ]*\).*/\1/p')
mac=$(echo "$l" | sed -n 's/.* lladdr \([^ ]*\).*/\1/p')
Expand Down Expand Up @@ -65,4 +73,4 @@ ip neigh | sort | while read -r l; do
[ -z "$owrtIfc" ] && owrtIfc="-"

printf "%-28s %-17s %-34.34s %-25.25s %-22.22s %-10s %-10s\n" "$ip" "$mac" "$vend" "$host" "$owrtIfc ($ifc)" "$meth" "$state"
done
done