CVS changes for osdf placment api

Implemented ONAP Common Versioning Strategy

Issue-ID: OPTFRA-285
Change-Id: I31df699afddbeb8962b2ca0fa501eff45f70ed5d
Signed-off-by: Chayal, Avteet (ac229e) <ac229e@att.com>

1 files changed, 59 insertions, 0 deletions

diff --git a/osdf/utils/api_data_utils.py b/osdf/utils/api_data_utils.py
new file mode 100755
index 0000000..a7a4c12
--- /dev/null
+++ b/osdf/utils/api_data_utils.py
@@ -0,0 +1,59 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from collections import defaultdict
+from osdf.logging.osdf_logging import debug_log
+from osdf.config.base import osdf_config
+
+
+def retrieve_version_info(request, request_id):
+    version_info_dict = defaultdict(dict)
+    config = osdf_config.deployment 
+    placement_ver_enabled = config.get('placementVersioningEnabled', False)
+
+    if placement_ver_enabled: 
+        placement_major_version = config.get('placementMajorVersion', None)
+        placement_minor_version = config.get('placementMinorVersion', None)  
+        placement_patch_version = config.get('placementPatchVersion', None)
+        
+        http_header = request.headers.environ
+        http_x_minorversion = http_header.get("HTTP_X_MINORVERSION")
+        http_x_patchversion = http_header.get("HTTP_X_PATCHVERSION")
+        http_x_latestversion = http_header.get("HTTP_X_LATESTVERSION")
+        
+        debug_log.debug("Versions sent in HTTP header for request ID {} are: X-MinorVersion: {}  X-PatchVersion: {}  X-LatestVersion: {}"
+                        .format(request_id, http_x_minorversion, http_x_patchversion, http_x_latestversion))
+        debug_log.debug("latest versions specified in osdf config file are: placementMajorVersion: {}  placementMinorVersion: {}  placementPatchVersion: {}"
+                        .format(placement_major_version, placement_minor_version, placement_patch_version))
+    else:
+        placement_major_version = config.get('placementDefaultMajorVersion', "1")
+        placement_minor_version = config.get('placementDefaultMinorVersion', "0")
+        placement_patch_version = config.get('placementDefaultPatchVersion', "0")
+        
+        debug_log.debug("Default versions specified in osdf config file are: placementDefaultMajorVersion: {}  placementDefaultMinorVersion: {}  placementDefaultPatchVersion: {}"
+                        .format(placement_major_version, placement_minor_version, placement_patch_version))
+        
+    version_info_dict.update({
+                               'placementVersioningEnabled': placement_ver_enabled,
+                               'placementMajorVersion': str(placement_major_version),
+                               'placementMinorVersion': str(placement_minor_version),
+                               'placementPatchVersion': str( placement_patch_version)
+                              })
+    
+    return version_info_dict  
+    
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