Move scripts into dedicated directory

scripts/add-client.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+SERVER_PUB_KEY=$(cat $DEVICE.conf | grep PrivateKey | sed 's/PrivateKey = //g' | wg pubkey)
+NETWORK=$(cat $DEVICE.conf | grep Address | sed 's/Address = //g; s/\.[0-9\/]*$//g')
+
+for i in {1..240}; do
+  if [ ! -f "$DEVICE-client_$i.conf" ]; then
+    CLIENT_ID=$i
+    break
+  fi
+done
+
+if [ -z $CLIENT_ID ]; then
+  echo "Adding a new client not possible: No IP address available"
+  exit 1
+fi
+
+CLIENT_SEC_KEY=$(wg genkey)
+CLIENT_PUB_KEY=$(echo $CLIENT_SEC_KEY | wg pubkey)
+
+# Add peer config
+cat << EOF >> $DEVICE.conf
+# Client $CLIENT_ID
+[Peer]
+PublicKey = ${CLIENT_PUB_KEY}
+AllowedIPs = $NETWORK.$(($CLIENT_ID+10))/32
+# <- $(date)
+EOF
+
+# Print out client configs
+cat <<EOF > $DEVICE-client_$CLIENT_ID.conf
+##############
+# CLIENT $CLIENT_ID
+#
+# <- $(date)
+##############
+
+[Interface]
+Address = $NETWORK.$(($CLIENT_ID+10))/24
+ListenPort = $SERVER_PORT
+PrivateKey = ${CLIENT_SEC_KEY}
+
+[Peer]
+PublicKey = $SERVER_PUB_KEY
+AllowedIPs = 0.0.0.0/0, ::/0
+Endpoint = $SERVER_HOST:$SERVER_PORT
+EOF
+
+# Create QR-codes for clients
+if [ ! -z "$(which qrencode 2>/dev/null)" ]; then
+  qrencode -t png -o "$DEVICE-client_$CLIENT_ID.png" < $DEVICE-client_$CLIENT_ID.conf
+fi
+
+echo "Added Client # $CLIENT_ID"