Pass headers for multi-tenant support

[multicloud/framework.git] / multivimbroker / multivimbroker / pub / utils / syscomm.py

diff --git a/multivimbroker/multivimbroker/pub/utils/syscomm.py b/multivimbroker/multivimbroker/pub/utils/syscomm.py
index cdc6480..7afb966 100644 (file)
--- a/multivimbroker/multivimbroker/pub/utils/syscomm.py
+++ b/multivimbroker/multivimbroker/pub/utils/syscomm.py
@@ -1,4 +1,5 @@
 # Copyright (c) 2017 Wind River Systems, Inc.
+# Copyright (c) 2017-2018 VMware, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -10,10 +11,12 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 
 import inspect
+import json
+import os
 import re
 
 import multivimbroker.pub.exceptions as exceptions
-from multivimbroker.pub.msapi.extsys import get_vim_by_id
+from multivimbroker.pub.msapi import extsys
 
 
 def fun_name():
@@ -33,25 +36,56 @@ def getHeadersKeys(response):
     return [header for header in response.keys() if header not in hopbyhop]
 
 
-def findMultivimDriver(vim=None):
+# trim out 'HTTP_' prefix part and replace "_" wiht "-".
+def originHeaders(request):
+    headers = {}
+    for key, value in request.META.items():
+        if key.startswith('HTTP_') and key != 'HTTP_HOST':
+            headers[key[5:].replace('_', '-')] = value
+        elif key in ('CONTENT_TYPE', 'CONTENT_LENGTH'):
+            headers[key.replace('_', '-')] = value
+        elif key.lower() in ('project', 'project_id', 'project_name',
+                             'tenant', 'tenant_id', 'tenant_name'):
+            # support API to specify project other than the default one
+            headers[key] = value
+        # elif key.lower() in ('x-auth-token',
+        #                      'http_x_auth_token', 'x_auth_token'):
+        #     # pass the token to plugins
+        #     headers["X-Auth-Token"] = value
+    return headers
+
 
-    if vim and vim["type"] == "openstack":
-        if vim["version"] == "kilo":
-            multivimdriver = "multicloud-kilo"
-        elif vim["version"] == "newton":
-            multivimdriver = "multicloud-newton"
-        else:
-            # if vim type is openstack, use latest "newton" version as default
-            multivimdriver = "multicloud-newton"
-    elif vim and vim["type"] == "vmware":
-            multivimdriver = "multicloud-vio"
-    else:
+def findMultivimDriver(vim=None):
+    json_file = os.path.join(os.path.dirname(__file__),
+                             '../config/provider-plugin.json')
+    with open(json_file, "r") as f:
+        plugins = json.load(f)
+    if not vim or vim.get("type") not in plugins.keys():
         raise exceptions.NotFound("Not support VIM type")
-    return multivimdriver
+    plugin = plugins[vim["type"]]
+    if vim.get("version") in plugin["versions"].keys():
+        return plugin["versions"][vim["version"]]["provider_plugin"]
+    return plugin["provider_plugin"]
 
 
 def getMultivimDriver(vimid, full_path=""):
     multcloud = "multicloud"
-    vim = get_vim_by_id(vimid)
+    vim = extsys.get_vim_by_id(vimid)
     multclouddriver = findMultivimDriver(vim=vim)
     return re.sub(multcloud, multclouddriver, full_path)
+
+
+def getVIMTypes():
+    # Fix here unless we have plugin registry
+    json_file = os.path.join(os.path.dirname(__file__),
+                             '../config/provider-plugin.json')
+    with open(json_file, "r") as f:
+        plugins = json.load(f)
+    ret = []
+    for k, v in plugins.items():
+        item = {}
+        item["vim_type"] = v.get("vim_type")
+        item["versions"] = [k for k in v.get('versions', {})]
+        ret.append(item)
+
+    return ret