Monitoring policy creation foundation

Upgrde to xacml v2.0.0 release artifact.

Some re-arrangement of classes. New class to support a
common dictionary among the monitoring applications. I
may move it to a common under the main since some of the
values are shareable.

Created application service provider, so the XACML
main knows what policy types are pre-loaded and can
report them back to the PAP.

struggled with cucumber, which does not create
TemporaryFolder although the documentation says its
supported.

Added a new Policy Finder specific to ONAP which does
quicker job to load policies.

Issue-ID: POLICY-1273
Change-Id: I4af15a64da3b42d48f29809710421b1649625adc
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

13 files changed, 192 insertions, 7 deletions

diff --git a/applications/monitoring/src/test/resources/cucumber/decisions.feature b/applications/monitoring/src/test/resources/cucumber/decisions.feature
index a23d965b..6a573d3c 100644
--- a/applications/monitoring/src/test/resources/cucumber/decisions.feature
+++ b/applications/monitoring/src/test/resources/cucumber/decisions.feature
@@ -18,10 +18,10 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 # ============LICENSE_END=========================================================
-Feature: Return a decision
-  Return a decision for a request
-  
-  Scenario: Return policy as a JSON
-    Given TCA Policy is loaded
-    When A Decision Request is received
-    Then I should return TCA Policy as JSON
\ No newline at end of file
+#Feature: Return a decision
+#  Return a decision for a request
+#  
+#  Scenario: Return policy as a JSON
+#    Given TCA Policy is loaded
+#    When A Decision Request is received
+#    Then I should return TCA Policy as JSON
\ No newline at end of file
diff --git a/applications/monitoring/src/test/resources/cucumber/load_policy.feature b/applications/monitoring/src/test/resources/cucumber/load_policy.feature
new file mode 100644
index 00000000..9651ca91
--- /dev/null
+++ b/applications/monitoring/src/test/resources/cucumber/load_policy.feature
@@ -0,0 +1,35 @@
+#
+# ============LICENSE_START=======================================================
+# ONAP
+# ================================================================================
+# Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+# ================================================================================
+# 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.
+#
+# SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+
+Feature: Loading TOSCA Policies
+  When a TOSCA Policy is received, convert it
+  to a XACML policy and then load it into the XACML PDP engine.
+  
+  Scenario: No Policies Loaded
+    Given Initialization
+    When Decision Requested
+    Then Decision Permit 0 Obligations
+  
+  Scenario: Load New Policy
+    Given Initialization
+    When The application gets new Tosca Policy
+    Then Load Policy
+    And Save Configuration
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml
new file mode 100644
index 00000000..a2631848
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml
@@ -0,0 +1,10 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    test.monitoring.policy.badmetadata.1:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-id: test.monitoring.policy.badmetadata.1
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml
new file mode 100644
index 00000000..7da2db38
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml
@@ -0,0 +1,10 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-version: 1
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml
new file mode 100644
index 00000000..4984a1c3
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml
@@ -0,0 +1,9 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.test
+        description: I am a test policy
+        version: 1.0.0
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml
new file mode 100644
index 00000000..d4132a28
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml
@@ -0,0 +1,9 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 1
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml
new file mode 100644
index 00000000..309d08c5
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        description: I am a test policy
+        version: 1.0.0
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 10
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml
new file mode 100644
index 00000000..ff378d92
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.test
+        description: I am a test policy
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 10
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml b/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml
new file mode 100644
index 00000000..0a895b38
--- /dev/null
+++ b/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    policy.name:
+        type: foo.bar
+        version: 1.0.0
+        metadata:
+          policy-id: policy.name
+          policy-version: 1
+        properties:
+          prop1: value1
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json b/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.input.yaml b/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
index ee149381..ee12c702 100644
--- a/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
+++ b/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
@@ -6,6 +6,7 @@ policies:
         version: 1.0.0
         metadata:
           policy-id: onap.scaleout.tca
+          policy-version: 1
         properties:
           domain: measurementsForVfScaling
           metricsPerEventName:
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.xml b/applications/monitoring/src/test/resources/vDNS.policy.xml
new file mode 100644
index 00000000..14ad4603
--- /dev/null
+++ b/applications/monitoring/src/test/resources/vDNS.policy.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<Policy xmlns="urn:oasis:names:tc:xacml:3.0:core:schema:wd-17" PolicyId="onap.scaleout.tca" Version="1" RuleCombiningAlgId="urn:oasis:names:tc:xacml:1.0:rule-combining-algorithm:deny-unless-permit">
+    <Description>The root policy for supporting in-memory onap.Monitoring policy-type policies.</Description>
+    <Target>
+        <AnyOf>
+            <AllOf>
+                <!-- Exact policy-id value -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.scaleout.tca</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Regular expression match on policy id -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.scaleout.tca</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Exact policy-type value -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.policies.monitoring.cdap.tca.hi.lo.app</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Regular expression match on policy-type -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.policies.monitoring.cdap.tca.hi.lo.app</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+        </AnyOf>
+    </Target>
+    <Rule RuleId="urn:org:onap:xacml:rule:id:74caee98-bd05-4bb5-917c-a26ef80bb0f4" Effect="Permit">
+        <Description>Default is Permit</Description>
+        <!-- 
+        
+        Add JSON as Obligation
+        
+         -->
+    </Rule>
+</Policy>
diff --git a/applications/monitoring/src/test/resources/xacml.properties b/applications/monitoring/src/test/resources/xacml.properties
new file mode 100644
index 00000000..9b5330dc
--- /dev/null
+++ b/applications/monitoring/src/test/resources/xacml.properties
@@ -0,0 +1,34 @@
+#
+# Properties that the embedded PDP engine uses to configure and load
+#
+# Standard API Factories
+#
+xacml.dataTypeFactory=com.att.research.xacml.std.StdDataTypeFactory
+xacml.pdpEngineFactory=com.att.research.xacmlatt.pdp.ATTPDPEngineFactory
+xacml.pepEngineFactory=com.att.research.xacml.std.pep.StdEngineFactory
+xacml.pipFinderFactory=com.att.research.xacml.std.pip.StdPIPFinderFactory
+xacml.traceEngineFactory=com.att.research.xacml.std.trace.LoggingTraceEngineFactory
+#
+# AT&T PDP Implementation Factories
+#
+xacml.att.evaluationContextFactory=com.att.research.xacmlatt.pdp.std.StdEvaluationContextFactory
+xacml.att.combiningAlgorithmFactory=com.att.research.xacmlatt.pdp.std.StdCombiningAlgorithmFactory
+xacml.att.functionDefinitionFactory=com.att.research.xacmlatt.pdp.std.StdFunctionDefinitionFactory
+#
+# ONAP PDP Implementation Factories
+#
+xacml.att.policyFinderFactory=org.onap.policy.pdp.xacml.application.common.OnapPolicyFinderFactory
+
+#
+# NOTE: If you are testing against a RESTful PDP, then the PDP must be configured with the
+# policies and PIP configuration as defined below. Otherwise, this is the configuration that
+# the embedded PDP uses.
+#
+
+policytypes=onap.Monitoring, onap.policies.monitoring.cdap.tca.hi.lo.app
+
+# Policies to load
+#
+xacml.rootPolicies=monitoring
+monitoring.file=src/main/resources/RootMonitoringPolicy.xml
+