Add OpenTelekomCloud to the vendors

Change-Id: I82fad53ad2078f58ba14e16a7199b7b730a37457

doc/source/vendor-support.rst

@@ -134,6 +134,21 @@ RegionOne      Ashburn, VA
 * Public IPv4 is provided via NAT with Neutron Floating IP
 * IPv6 is provided to every server
 
+otc
+---
+
+https://iam.%(region_name)s.otc.t-systems.com/v3
+
+============== ================
+Region Name    Location
+============== ================
+eu-de          Germany
+============== ================
+
+* Identity API Version is 3
+* Images must be in `vhd` format
+* Public IPv4 is provided via NAT with Neutron Floating IP
+
 elastx
 ------
 

os_client_config/vendors/otc.json

@@ -0,0 +1,13 @@
+{
+  "name": "otc",
+  "profile": {
+    "auth": {
+      "auth_url": "https://iam.%(region_name)s.otc.t-systems.com/v3"
+    },
+    "regions": [
+      "eu-de"
+    ],
+    "identity_api_version": "3",
+    "image_format": "vhd"
+  }
+}