Add samples for security groups

Author: haphan

samples/networking/v2ext/security_group/create_security_group.php

@@ -26,3 +26,5 @@
     'description' => 'Foo Barrr'
 ]);
 
+
+$networkingExtSecGroup->listSecurityGroups();

samples/networking/v2ext/security_group/list_security_groups.php

@@ -0,0 +1,26 @@
+<?php
+
+use OpenStack\Networking\v2\Extensions\SecurityGroups\Models\SecurityGroup;
+
+require 'vendor/autoload.php';
+
+$openstack = new OpenStack\OpenStack([
+    'authUrl' => '{authUrl}',
+    'region'  => '{region}',
+    'user'    => [
+        'id'       => '{userId}',
+        'password' => '{password}'
+    ],
+    'scope' => [
+        'project' => [
+            'id' => '{projectId}'
+        ]
+    ]
+]);
+
+$networkingExtSecGroup = $openstack->networkingV2ExtSecGroups();
+
+foreach($networkingExtSecGroup->listSecurityGroups() as $group)
+{
+
+}

samples/networking/v2ext/security_group/list_security_groups_rules.php

@@ -0,0 +1,35 @@
+<?php
+
+use OpenStack\Networking\v2\Extensions\SecurityGroups\Models\SecurityGroup;
+
+require 'vendor/autoload.php';
+
+$openstack = new OpenStack\OpenStack([
+    'authUrl' => '{authUrl}',
+    'region'  => '{region}',
+    'user'    => [
+        'id'       => '{userId}',
+        'password' => '{password}'
+    ],
+    'scope' => [
+        'project' => [
+            'id' => '{projectId}'
+        ]
+    ]
+]);
+
+$networkingExtSecGroup = $openstack->networkingV2ExtSecGroups();
+
+//List rules belong to a security group
+$securityGroup = $networkingExtSecGroup->getSecurityGroup(['id' => '{uuid}']);
+foreach($securityGroup->securityGroupRules as $rule)
+{
+
+}
+
+
+//All rules
+foreach($networkingExtSecGroup->listSecurityGroupRules() as $group)
+{
+
+}