Support path_prefix for node when using rpc-client. (#4576)

Co-authored-by: 李铭昕 <l@hyperf.io>

CHANGELOG-2.2.md

@@ -4,6 +4,9 @@
 
 - [#4677](https://github.com/hyperf/hyperf/pull/4677) Fixed bug that process exit failed when using kafka producer.
 
+## Added
+
+- [#4576](https://github.com/hyperf/hyperf/pull/4576) Support `path_prefix` for `node` when using `rpc-client`.
 
 # v2.2.30 - 2022-04-04
 

src/json-rpc/src/JsonRpcHttpTransporter.php

@@ -68,7 +68,7 @@ class JsonRpcHttpTransporter implements TransporterInterface
     public function send(string $data)
     {
         $node = $this->getNode();
-        $uri = $node->host . ':' . $node->port;
+        $uri = $node->host . ':' . $node->port . $node->pathPrefix;
         $schema = value(function () use ($node) {
             $schema = 'http';
             if (property_exists($node, 'schema')) {

src/load-balancer/src/Node.php

@@ -28,10 +28,17 @@ class Node
      */
     public $port;
 
-    public function __construct(string $host, int $port, int $weight = 0)
+    /**
+     * The path prefix, only support protocol `jsonrpc-http`.
+     * @var string
+     */
+    public $pathPrefix = '';
+
+    public function __construct(string $host, int $port, int $weight = 0, string $pathPrefix = '')
     {
         $this->host = $host;
         $this->port = $port;
         $this->weight = $weight;
+        $this->pathPrefix = $pathPrefix;
     }
 }

src/rpc-client/src/AbstractServiceClient.php

@@ -217,7 +217,7 @@ abstract class AbstractServiceClient
                     if (! is_int($item['port'])) {
                         throw new InvalidArgumentException(sprintf('Invalid node config [%s], the port option has to a integer.', implode(':', $item)));
                     }
-                    $nodes[] = new Node($item['host'], $item['port']);
+                    $nodes[] = new Node($item['host'], $item['port'], $item['weight'] ?? 0, $item['path_prefix'] ?? '');
                 }
             }
             return [$nodes, $refreshCallback];
@@ -233,8 +233,7 @@ abstract class AbstractServiceClient
         ]);
         $nodes = [];
         foreach ($nodeArray as $node) {
-            // @TODO Get and set the weight property.
+            $nodes[] = new Node($node['host'], $node['port'], $node['weight'] ?? 0, $node['path_prefix'] ?? '');
-            $nodes[] = new Node($node['host'], $node['port']);
         }
 
         return $nodes;