X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=ice_validator%2Ftests%2Futils%2Fvm_types.py;fp=ice_validator%2Ftests%2Futils%2Fvm_types.py;h=5bd447b4b5bdb31c8c5ffcf1786739a608e3d7e9;hb=cc21b8b08b6dbcec577bfb26ff397ac899da8002;hp=0000000000000000000000000000000000000000;hpb=6755f61e44870ff65de0630a403f7b4ddfea4071;p=vvp%2Fvalidation-scripts.git

diff --git a/ice_validator/tests/utils/vm_types.py b/ice_validator/tests/utils/vm_types.py
new file mode 100644
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+++ b/ice_validator/tests/utils/vm_types.py
@@ -0,0 +1,117 @@
+# -*- coding: utf8 -*-
+# ============LICENSE_START=======================================================
+# org.onap.vvp/validation-scripts
+# ===================================================================
+# Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+# ===================================================================
+#
+# Unless otherwise specified, all software contained herein is licensed
+# under the Apache License, Version 2.0 (the “License”);
+# you may not use this software 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.
+#
+#
+#
+# Unless otherwise specified, all documentation contained herein is licensed
+# under the Creative Commons License, Attribution 4.0 Intl. (the “License”);
+# you may not use this documentation except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#             https://creativecommons.org/licenses/by/4.0/
+#
+# Unless required by applicable law or agreed to in writing, documentation
+# 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.
+#
+# ============LICENSE_END============================================
+#
+# ECOMP is a trademark and service mark of AT&T Intellectual Property.
+#
+
+import re
+
+
+def get_vm_types_for_resource(resource):
+    '''
+    Get all unique vm_types for a resource
+    Notes:
+    - Returns set([]) if the resource is not formatted
+    properly, the passed resource is not a nova server
+    - If more than one vm_type is detected all vm_types will
+    be returned
+    '''
+    if not isinstance(resource, dict):
+        return set()
+    if 'type' not in resource:
+        return set()
+    if resource['type'] != 'OS::Nova::Server':
+        return set()
+    if 'properties' not in resource:
+        return set()
+
+    key_values = ["name", "flavor", "image"]
+    key_value_formats = [
+                        ["name", "string",
+                         re.compile(r'(.+?)_name_\d+')],
+                        ["name", "comma_delimited_list",
+                         re.compile(r'(.+?)_names')],
+                        ["flavor", "string",
+                         re.compile(r'(.+?)_flavor_name')],
+                        ["image", "string",
+                         re.compile(r'(.+?)_image_name')],
+                        ]
+
+    vm_types = []
+    for k2, v2 in resource['properties'].items():
+        if k2 not in key_values:
+            continue
+        if "get_param" not in v2:
+            continue
+        formats = [v for v in key_value_formats if v[0] == k2]
+        for v3 in formats:
+            param = v2["get_param"]
+            if isinstance(param, list):
+                param = param[0]
+            m = v3[2].match(param)
+            if m and m.group(1):
+                vm_types.append(m.group(1))
+
+    return set(vm_types)
+
+
+def get_vm_type_for_nova_server(resource):
+    '''
+    Get the vm_type for a resource
+    Note: Returns None if not exactly one vm_type
+    is detected, if the resource is not formatted properly, or
+    the passed resource is not a nova server
+    '''
+    vm_types = get_vm_types_for_resource(resource)
+
+    # if more than one vm_type was identified, return None
+    if len(vm_types) > 1:
+        return None
+
+    return vm_types.pop()
+
+
+def get_vm_types(resources):
+    '''
+    Get all vm_types for a list of heat resources, do note that
+    some of the values retrieved may be invalid
+    '''
+    vm_types = []
+    for v in resources.values():
+        vm_types.extend(list(get_vm_types_for_resource(v)))
+
+    return set(vm_types)