Added API to feed into Oxidized

doc/API/API-Docs.md

@@ -17,6 +17,7 @@
         - [`get_graph_by_port_hostname`](#api-route-9)
         - [`list_devices`](#api-route-10)
         - [`add_device`](#api-route-11)
+        - [`list_oxidized`](#api-route-21)
     - [`routing`](#api-routing)
         - [`list_bgp`](#api-route-1)
     - [`switching`](#api-switching)
@@ -395,6 +396,36 @@ Output:
 }
 ```
 
+### <a name="api-route-21">Function: `list_oxidized`</a> [`top`](#top)
+
+List devices for use with Oxidized.
+
+Route: /api/v0/oxidized
+
+Input (JSON):
+
+ - 
+ 
+Examples:
+```curl
+curl -H 'X-Auth-Token: YOURAPITOKENHERE' https://librenms.org/api/v0/oxidized
+```
+
+Output:
+
+```text
+[
+    {
+        "hostname": "localhost",
+        "os": "linux"
+    },
+    {
+        "hostname": "otherserver",
+        "os": "linux"
+    }
+]
+```
+
 ## <a name="api-routing">`Routing`</a> [`top`](#top)
 
 ### <a name="api-route-1">Function: `list_bgp`</a> [`top`](#top)

html/api_v0.php

@@ -29,6 +29,7 @@ $app->setName('api');
 $app->group('/api', function() use ($app) {
   $app->group('/v0', function() use ($app) {
     $app->get('/bgp', 'authToken', 'list_bgp')->name('list_bgp');//api/v0/bgp
+    $app->get('/oxidized', 'authToken', 'list_oxidized')->name('list_oxidized');
     $app->group('/devices', function() use ($app) {
       $app->delete('/:hostname', 'authToken', 'del_device')->name('del_device');//api/v0/devices/$hostname
       $app->get('/:hostname', 'authToken', 'get_device')->name('get_device');//api/v0/devices/$hostname

html/includes/api_functions.inc.php

@@ -699,3 +699,17 @@ function get_inventory() {
     $app->response->headers->set('Content-Type', 'application/json');
     echo _json_encode($output);
 }
+
+function list_oxidized() {
+  // return details of a single device
+  $app = \Slim\Slim::getInstance();
+  $app->response->headers->set('Content-Type', 'application/json');
+
+  $devices = array();
+  foreach (dbFetchRows("SELECT hostname,os FROM `devices` WHERE `status`='1'") as $device) {
+    $devices[] = $device;
+  }
+  $app->response->headers->set('Content-Type', 'application/json');
+  echo _json_encode($devices);
+
+}