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authorRam Krishna Verma <ram_krishna.verma@bell.ca>2021-05-06 19:30:11 +0000
committerGerrit Code Review <gerrit@onap.org>2021-05-06 19:30:11 +0000
commita7bf744a50dcb660818a6bc6f265191b3389c13b (patch)
tree09cfc61b355f34721efa17ba993785eb960731eb
parent574f1f7a1646e3d2ae87946df14cce5dbdaf1028 (diff)
parentbe8c2967de20d71203f07049d4071c7521d27026 (diff)
Merge "Query deployed policies by regex"
-rw-r--r--main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusControllerV1.java68
-rw-r--r--main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusProvider.java59
-rw-r--r--main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusControllerV1.java43
-rw-r--r--main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusProvider.java33
4 files changed, 187 insertions, 16 deletions
diff --git a/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusControllerV1.java b/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusControllerV1.java
index 055e129e..d6388a51 100644
--- a/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusControllerV1.java
+++ b/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusControllerV1.java
@@ -22,6 +22,7 @@
package org.onap.policy.pap.main.rest;
+import com.google.re2j.PatternSyntaxException;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
@@ -36,6 +37,7 @@ import javax.ws.rs.GET;
import javax.ws.rs.HeaderParam;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
+import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Response;
import org.onap.policy.models.base.PfModelException;
import org.onap.policy.models.base.PfModelRuntimeException;
@@ -50,6 +52,8 @@ import org.slf4j.LoggerFactory;
* policies.
*/
public class PolicyStatusControllerV1 extends PapRestControllerV1 {
+ private static final String EMPTY_REGEX_ERROR_MESSAGE = "An empty string passed as a regex is not allowed";
+ private static final String EMPTY_REGEX_WARNING = ". Empty string passed as Regex.";
private static final String GET_DEPLOYMENTS_FAILED = "get deployments failed";
private static final Logger logger = LoggerFactory.getLogger(PolicyStatusControllerV1.class);
@@ -57,9 +61,11 @@ public class PolicyStatusControllerV1 extends PapRestControllerV1 {
private final PolicyStatusProvider provider = new PolicyStatusProvider();
/**
- * Queries status of all deployed policies.
+ * Queries status of all deployed policies. If regex is not null or empty, the function will only return
+ * policies that match regex
*
* @param requestId request ID used in ONAP logging
+ * @param regex regex for a policy name
* @return a response
*/
// @formatter:off
@@ -88,16 +94,27 @@ public class PolicyStatusControllerV1 extends PapRestControllerV1 {
// @formatter:on
public Response queryAllDeployedPolicies(
- @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId) {
-
+ @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
+ @ApiParam(value = "Regex for a policy name") @QueryParam("regex") String regex) {
try {
- return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
- .entity(provider.getStatus()).build();
+ final Collection<PolicyStatus> result;
+ if (regex == null) {
+ result = provider.getStatus();
+ } else if (regex.isBlank()) {
+ return makeRegexNotFoundResponse(requestId);
+ } else {
+ result = provider.getByRegex(regex);
+ }
+ return makeListOrNotFoundResponse(requestId, result);
} catch (PfModelException | PfModelRuntimeException e) {
logger.warn(GET_DEPLOYMENTS_FAILED, e);
return addLoggingHeaders(addVersionControlHeaders(Response.status(e.getErrorResponse().getResponseCode())),
requestId).entity(e.getErrorResponse().getErrorMessage()).build();
+ } catch (PatternSyntaxException e) {
+ logger.warn(GET_DEPLOYMENTS_FAILED, e);
+ return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.BAD_REQUEST)), requestId)
+ .entity(e.getMessage()).build();
}
}
@@ -255,10 +272,12 @@ public class PolicyStatusControllerV1 extends PapRestControllerV1 {
}
/**
- * Queries status of policies in a specific PdpGroup.
+ * Queries status of policies in a specific PdpGroup. if regex is not null or empty, the function will only return
+ * policies that match regex
*
* @param pdpGroupName name of the PdpGroup
* @param requestId request ID used in ONAP logging
+ * @param regex regex for a policy name
* @return a response
*/
// @formatter:off
@@ -288,23 +307,29 @@ public class PolicyStatusControllerV1 extends PapRestControllerV1 {
// @formatter:on
public Response getStatusOfPoliciesByGroup(
- @ApiParam(value = "PDP Group Name", required = true) @PathParam("pdpGroupName") String pdpGroupName,
- @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId) {
+ @ApiParam(value = "PDP Group Name", required = true) @PathParam("pdpGroupName") String pdpGroupName,
+ @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
+ @ApiParam(value = "Regex for a policy name") @QueryParam("regex") String regex) {
try {
- Collection<PdpPolicyStatus> result = provider.getPolicyStatus(pdpGroupName);
- if (result.isEmpty()) {
- return makeNotFoundResponse(requestId);
-
+ final Collection<PdpPolicyStatus> result;
+ if (regex == null) {
+ result = provider.getPolicyStatus(pdpGroupName);
+ } else if (regex.isBlank()) {
+ return makeRegexNotFoundResponse(requestId);
} else {
- return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
- .entity(result).build();
+ result = provider.getPolicyStatusByRegex(pdpGroupName, regex);
}
+ return makeListOrNotFoundResponse(requestId, result);
} catch (PfModelException | PfModelRuntimeException e) {
logger.warn(GET_DEPLOYMENTS_FAILED, e);
return addLoggingHeaders(addVersionControlHeaders(Response.status(e.getErrorResponse().getResponseCode())),
requestId).entity(e.getErrorResponse().getErrorMessage()).build();
+ } catch (PatternSyntaxException e) {
+ logger.warn(GET_DEPLOYMENTS_FAILED, e);
+ return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.BAD_REQUEST)), requestId)
+ .entity(e.getMessage()).build();
}
}
@@ -435,4 +460,19 @@ public class PolicyStatusControllerV1 extends PapRestControllerV1 {
return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.NOT_FOUND)), requestId)
.build();
}
+
+ private Response makeRegexNotFoundResponse(UUID requestId) {
+ logger.warn(GET_DEPLOYMENTS_FAILED + EMPTY_REGEX_WARNING);
+ return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.BAD_REQUEST)),
+ requestId).entity(EMPTY_REGEX_ERROR_MESSAGE).build();
+ }
+
+ private Response makeListOrNotFoundResponse(UUID requestId, Collection<?> result) {
+ if (result.isEmpty()) {
+ return makeNotFoundResponse(requestId);
+ } else {
+ return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
+ .entity(result).build();
+ }
+ }
}
diff --git a/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusProvider.java b/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusProvider.java
index 8c969782..17651875 100644
--- a/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusProvider.java
+++ b/main/src/main/java/org/onap/policy/pap/main/rest/PolicyStatusProvider.java
@@ -4,6 +4,7 @@
* ================================================================================
* Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2021 Bell Canada. All rights reserved.
+ * Modifications Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -21,7 +22,10 @@
package org.onap.policy.pap.main.rest;
+import com.google.re2j.Matcher;
+import com.google.re2j.Pattern;
import java.util.Collection;
+import java.util.List;
import java.util.stream.Collectors;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.models.base.PfModelException;
@@ -77,6 +81,28 @@ public class PolicyStatusProvider {
}
/**
+ * Gets the deployment status of a policy, returns only statuses, which matches the regex.
+ *
+ * @param patternString policy of interest
+ * @return the deployment status of all policies
+ * @throws PfModelException if a DB error occurs
+ */
+ public Collection<PolicyStatus> getByRegex(String patternString) throws PfModelException {
+ // try to make pattern out of regex
+ final Pattern pattern = Pattern.compile(patternString);
+ // get all the statuses
+ final List<PdpPolicyStatus> policyStatuses;
+ try (PolicyModelsProvider dao = daoFactory.create()) {
+ policyStatuses = dao.getAllPolicyStatus();
+ }
+ // filter out statuses with the wrong name
+ final Collection<PdpPolicyStatus> pdpPolicyStatuses = filterWithPattern(pattern, policyStatuses);
+
+ return accumulate(pdpPolicyStatuses);
+ }
+
+
+ /**
* Accumulates the deployment status of individual PDP/policy pairs into a status for
* a policy.
*
@@ -125,7 +151,7 @@ public class PolicyStatusProvider {
* Gets the status of a policy in a PdpGroup.
*
* @param pdpGroupName the pdp group
- * @param policy the policy
+ * @param policy the policy
* @return the deployment status of the policy
* @throws PfModelException if a DB error occurs
*/
@@ -136,4 +162,35 @@ public class PolicyStatusProvider {
.collect(Collectors.toList());
}
}
+
+ /**
+ * Gets the status of policies in a PdpGroup that match the given regex.
+ *
+ * @param pdpGroupName the pdp group
+ * @param patternString regex
+ * @return the deployment status of policies
+ * @throws PfModelException if a DB error occurs
+ */
+ public Collection<PdpPolicyStatus> getPolicyStatusByRegex(String pdpGroupName, String patternString)
+ throws PfModelException {
+ final Pattern pattern = Pattern.compile(patternString);
+ // get all the statuses
+ final Collection<PdpPolicyStatus> policyStatuses = getPolicyStatus(pdpGroupName);
+ // filter out statuses with the wrong name
+ return filterWithPattern(pattern, policyStatuses);
+ }
+
+ private Collection<PdpPolicyStatus> filterWithPattern(Pattern pattern, Collection<PdpPolicyStatus> policyStatuses) {
+ return policyStatuses
+ .stream()
+ .filter(policyStatus -> {
+ // Check policy name
+ final String policyName = policyStatus
+ .getPolicy()
+ .getName();
+ final Matcher matcher = pattern.matcher(policyName);
+ return matcher.matches();
+ })
+ .collect(Collectors.toList());
+ }
}
diff --git a/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusControllerV1.java b/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusControllerV1.java
index 1d0c7aa7..fc86fef1 100644
--- a/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusControllerV1.java
+++ b/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusControllerV1.java
@@ -1,6 +1,6 @@
/*
* ============LICENSE_START=======================================================
- * Copyright (C) 2019 Nordix Foundation.
+ * Copyright (C) 2019,2021 Nordix Foundation.
* Modifications Copyright (C) 2019-2020 AT&T Intellectual Property.
* Modifications Copyright (C) 2021 Bell Canada. All rights reserved.
* ================================================================================
@@ -22,6 +22,7 @@
package org.onap.policy.pap.main.rest;
+import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.Assert.assertEquals;
import javax.ws.rs.client.Invocation;
@@ -54,6 +55,14 @@ public class TestPolicyStatusControllerV1 extends CommonPapRestServer {
// verify it fails when no authorization info is included
checkUnauthRequest(uri, req -> req.get());
+ checkRequest(POLICY_STATUS_ENDPOINT);
+ }
+
+ @Test
+ public void testQueryAllDeployedPoliciesWithRegex() throws Exception {
+ checkRequest(POLICY_STATUS_ENDPOINT + "?regex=my.(1)name");
+ checkEmptyRegexRequest(POLICY_STATUS_ENDPOINT + "?regex=");
+ checkInvalidRegexRequest(POLICY_STATUS_ENDPOINT + "?regex=my-(name");
}
@Test
@@ -77,6 +86,16 @@ public class TestPolicyStatusControllerV1 extends CommonPapRestServer {
checkRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name/my-name/1.2.3");
}
+ @Test
+ public void testGetStatusOfPoliciesWithRegex() throws Exception {
+ checkRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name?regex=my-%3F%5Bmn%5Da.%7B1%7De");
+ checkRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name?regex=my.(1)name");
+ // my-?[mna.{1}e
+ checkInvalidRegexRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name?regex=my-%3F%5Bmna.%7B1%7De");
+ checkInvalidRegexRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name?regex=my.(1name");
+ checkEmptyRegexRequest(POLICY_DEPLOYMENT_STATUS_ENDPOINT + "/my-group-name?regex=");
+ }
+
private void checkRequest(String uri) throws Exception {
Invocation.Builder invocationBuilder = sendRequest(uri);
Response rawresp = invocationBuilder.get();
@@ -85,4 +104,26 @@ public class TestPolicyStatusControllerV1 extends CommonPapRestServer {
// verify it fails when no authorization info is included
checkUnauthRequest(uri, req -> req.get());
}
+
+ private void checkInvalidRegexRequest(String uri) throws Exception {
+ Invocation.Builder invocationBuilder = sendRequest(uri);
+ Response rawresp = invocationBuilder.get();
+ assertEquals(Response.Status.BAD_REQUEST.getStatusCode(), rawresp.getStatus());
+ final String entity = rawresp.readEntity(String.class);
+ assertThat(entity).contains("error parsing regexp");
+
+ // verify it fails when no authorization info is included
+ checkUnauthRequest(uri, req -> req.get());
+ }
+
+ private void checkEmptyRegexRequest(String uri) throws Exception {
+ Invocation.Builder invocationBuilder = sendRequest(uri);
+ Response rawresp = invocationBuilder.get();
+ assertEquals(Response.Status.BAD_REQUEST.getStatusCode(), rawresp.getStatus());
+ final String entity = rawresp.readEntity(String.class);
+ assertThat(entity).contains("empty string passed as a regex");
+
+ // verify it fails when no authorization info is included
+ checkUnauthRequest(uri, req -> req.get());
+ }
}
diff --git a/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusProvider.java b/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusProvider.java
index 81ed6805..d3ff4ea6 100644
--- a/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusProvider.java
+++ b/main/src/test/java/org/onap/policy/pap/main/rest/TestPolicyStatusProvider.java
@@ -4,6 +4,7 @@
* ================================================================================
* Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2021 Bell Canada. All rights reserved.
+ * Modifications Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -27,6 +28,7 @@ import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.when;
import java.util.ArrayList;
+import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
@@ -197,6 +199,37 @@ public class TestPolicyStatusProvider extends ProviderSuper {
assertThat(status.getState()).isEqualTo(State.FAILURE);
}
+ @Test
+ public void testGetPolicyStatusByRegexNoMatch() throws PfModelException {
+ buildPolicyStatusToReturn1();
+ final String pattern = "Hello";
+
+ final Collection<PolicyStatus> actual = prov.getByRegex(pattern);
+ assertThat(actual).isEmpty();
+ }
+
+ @Test
+ public void testGetPolicyStatusOneMatch() throws PfModelException {
+ buildPolicyStatusToReturn1();
+ final String pattern = "My(We|Po)[li]{0,3}c.A";
+
+ final Collection<PolicyStatus> actual = prov.getByRegex(pattern);
+ assertThat(actual).hasSize(1);
+
+ final String actualName = actual.iterator().next().getPolicy().getName();
+ assertThat(actualName).isEqualTo("MyPolicyA");
+ }
+
+ @Test
+ public void testGetPolicyStatusAllMatch() throws PfModelException {
+ buildPolicyStatusToReturn1();
+ final String pattern = "My(We|Po)[li]{0,3}c.{2}0*";
+
+ final Collection<PolicyStatus> actual = prov.getByRegex(pattern);
+
+ assertThat(actual).hasSize(3);
+ }
+
private void buildPolicyStatusToReturn1() throws PfModelException {
PdpPolicyStatusBuilder builder = PdpPolicyStatus.builder().pdpGroup(MY_GROUP).pdpType(MY_PDP_TYPE)