Exposed channel target and call peer in PHP
diff --git a/src/php/lib/Grpc/AbstractCall.php b/src/php/lib/Grpc/AbstractCall.php
index 5b28417..3505722 100644
--- a/src/php/lib/Grpc/AbstractCall.php
+++ b/src/php/lib/Grpc/AbstractCall.php
@@ -68,6 +68,13 @@
   }
 
   /**
+   * @return string The URI of the endpoint.
+   */
+  public function getPeer() {
+    return $this->call->getPeer();
+  }
+
+  /**
    * Cancels the call
    */
   public function cancel() {