allow edit of name + address

src/lib/Server.js

@@ -114,6 +114,16 @@ module.exports = class Server {
         const { clientId } = req.params;
         return WireGuard.disableClient({ clientId });
       }))
+      .put('/api/wireguard/client/:clientId/name', Util.promisify(async req => {
+        const { clientId } = req.params;
+        const { name } = req.body;
+        return WireGuard.updateClientName({ clientId, name });
+      }))
+      .put('/api/wireguard/client/:clientId/address', Util.promisify(async req => {
+        const { clientId } = req.params;
+        const { address } = req.body;
+        return WireGuard.updateClientAddress({ clientId, address });
+      }))
 
       .listen(PORT, () => {
         debug(`Listening on http://0.0.0.0:${PORT}`);

src/lib/Util.js

@@ -4,6 +4,19 @@ const childProcess = require('child_process');
 
 module.exports = class Util {
 
+  static isValidIPv4(str) {
+    const blocks = str.split('.');
+    if (blocks.length !== 4) return false;
+
+    for (let value of blocks) {
+      value = parseInt(value, 10);
+      if (Number.isNaN(value)) return false;
+      if (value < 0 || value > 255) return false;
+    }
+
+    return true;
+  }
+
   static promisify(fn) {
     // eslint-disable-next-line func-names
     return function(req, res) {

src/lib/WireGuard.js

@@ -266,4 +266,26 @@ Endpoint = ${WG_HOST}:${WG_PORT}`;
     await this.saveConfig();
   }
 
+  async updateClientName({ clientId, name }) {
+    const client = await this.getClient({ clientId });
+
+    client.name = name;
+    client.updatedAt = new Date();
+
+    await this.saveConfig();
+  }
+
+  async updateClientAddress({ clientId, address }) {
+    const client = await this.getClient({ clientId });
+
+    if (!Util.isValidIPv4(address)) {
+      throw new ServerError(`Invalid Address: ${address}`, 400);
+    }
+
+    client.address = address;
+    client.updatedAt = new Date();
+
+    await this.saveConfig();
+  }
+
 };