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Fix for ONOS-4621. If any errors in parsing the configurations, continue with the next config key and return the list of subjectClass, subject, config failures

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Change-Id: I4883342b4920aa4d6d641a17a395e5f6e4f27d6a
This commit is contained in:
Deepa Vaddireddy 2016-06-15 17:13:15 +05:30 committed by Gerrit Code Review
parent c187921d49
commit 7fae18929c
2 changed files with 68 additions and 24 deletions
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29
core/net/src/main/java/org/onosproject/net/config/impl/NetworkConfigLoader.java
View File

@ -73,13 +73,14 @@ public class NetworkConfigLoader {
populateConfigurations();
applyConfigurations();
log.info("Loaded initial network configuration from {}", CFG_FILE);
if (applyConfigurations()) {
log.info("Loaded initial network configuration from {}", CFG_FILE);
} else {
log.error("Partially loaded initial network configuration from {}", CFG_FILE);
}
}
} catch (Exception e) {
log.warn("Unable to load initial network configuration from {}",
CFG_FILE, e);
log.warn("Unable to load initial network configuration from {}", CFG_FILE, e);
}
}
@ -185,8 +186,10 @@ public class NetworkConfigLoader {
/**
* Apply the configurations associated with all of the config classes that
* are imported and have not yet been applied.
*
* @return false if any of the configuration parsing fails
*/
private void applyConfigurations() {
private boolean applyConfigurations() {
Iterator<Map.Entry<InnerConfigPosition, JsonNode>> iter = jsons.entrySet().iterator();
Map.Entry<InnerConfigPosition, JsonNode> entry;
@ -195,7 +198,7 @@ public class NetworkConfigLoader {
String subjectKey;
String subjectString;
String configKey;
boolean isSuccess = true;
while (iter.hasNext()) {
entry = iter.next();
node = entry.getValue();
@ -212,13 +215,19 @@ public class NetworkConfigLoader {
Object subject = networkConfigService.getSubjectFactory(subjectKey).
createSubject(subjectString);
//Apply the configuration
networkConfigService.applyConfig(subject, configClass, node);
try {
//Apply the configuration
networkConfigService.applyConfig(subject, configClass, node);
} catch (IllegalArgumentException e) {
log.warn("Error parsing config " + subjectKey + "/" + subject + "/" + configKey);
isSuccess = false;
}
//Now that it has been applied the corresponding JSON entry is no longer needed
iter.remove();
}
}
}
return isSuccess;
}
}

63
web/api/src/main/java/org/onosproject/rest/resources/NetworkConfigWebResource.java
View File

@ -16,6 +16,7 @@
package org.onosproject.rest.resources;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.onosproject.net.config.Config;
import org.onosproject.net.config.NetworkConfigService;
@ -33,6 +34,8 @@ import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import static org.onlab.util.Tools.emptyIsNotFound;
@ -44,6 +47,9 @@ import static org.onlab.util.Tools.nullIsNotFound;
@Path("network/configuration")
public class NetworkConfigWebResource extends AbstractWebResource {
//FIX ME not found Multi status error code 207 in jaxrs Response Status.
private static final int MULTI_STATUS_RESPONE = 207;
private String subjectClassNotFoundErrorString(String subjectClassKey) {
return "Config for '" + subjectClassKey + "' not found";
}
@ -191,9 +197,16 @@ public class NetworkConfigWebResource extends AbstractWebResource {
public Response upload(InputStream request) throws IOException {
NetworkConfigService service = get(NetworkConfigService.class);
ObjectNode root = (ObjectNode) mapper().readTree(request);
List<String> errorMsgs = new ArrayList<String>();
root.fieldNames()
.forEachRemaining(sk -> consumeJson(service, (ObjectNode) root.path(sk),
service.getSubjectFactory(sk)));
.forEachRemaining(sk ->
{
errorMsgs.addAll(consumeJson(service, (ObjectNode) root.path(sk),
service.getSubjectFactory(sk)));
});
if (errorMsgs.toString().length() > 0) {
return Response.status(MULTI_STATUS_RESPONE).entity(produceErrorJson(errorMsgs)).build();
}
return Response.ok().build();
}
@ -213,7 +226,10 @@ public class NetworkConfigWebResource extends AbstractWebResource {
InputStream request) throws IOException {
NetworkConfigService service = get(NetworkConfigService.class);
ObjectNode root = (ObjectNode) mapper().readTree(request);
consumeJson(service, root, service.getSubjectFactory(subjectClassKey));
List<String> errorMsgs = consumeJson(service, root, service.getSubjectFactory(subjectClassKey));
if (errorMsgs.toString().length() > 0) {
return Response.status(MULTI_STATUS_RESPONE).entity(produceErrorJson(errorMsgs)).build();
}
return Response.ok().build();
}
@ -235,9 +251,12 @@ public class NetworkConfigWebResource extends AbstractWebResource {
InputStream request) throws IOException {
NetworkConfigService service = get(NetworkConfigService.class);
ObjectNode root = (ObjectNode) mapper().readTree(request);
consumeSubjectJson(service, root,
service.getSubjectFactory(subjectClassKey).createSubject(subjectKey),
subjectClassKey);
List<String> errorMsgs = consumeSubjectJson(service, root,
service.getSubjectFactory(subjectClassKey).createSubject(subjectKey),
subjectClassKey);
if (errorMsgs.size() > 0) {
return Response.status(MULTI_STATUS_RESPONE).entity(produceErrorJson(errorMsgs)).build();
}
return Response.ok().build();
}
@ -267,21 +286,37 @@ public class NetworkConfigWebResource extends AbstractWebResource {
return Response.ok().build();
}
private void consumeJson(NetworkConfigService service, ObjectNode classNode,
private List<String> consumeJson(NetworkConfigService service, ObjectNode classNode,
SubjectFactory subjectFactory) {
classNode.fieldNames().forEachRemaining(s ->
consumeSubjectJson(service, (ObjectNode) classNode.path(s),
subjectFactory.createSubject(s),
subjectFactory.subjectClassKey()));
List<String> errorMsgs = new ArrayList<String>();
classNode.fieldNames().forEachRemaining(s -> {
List<String> error = consumeSubjectJson(service, (ObjectNode) classNode.path(s),
subjectFactory.createSubject(s),
subjectFactory.subjectClassKey());
errorMsgs.addAll(error);
});
return errorMsgs;
}
private void consumeSubjectJson(NetworkConfigService service,
private List<String> consumeSubjectJson(NetworkConfigService service,
ObjectNode subjectNode, Object subject,
String subjectClassKey) {
subjectNode.fieldNames().forEachRemaining(configKey ->
service.applyConfig(subjectClassKey, subject, configKey, subjectNode.path(configKey)));
List<String> errorMsgs = new ArrayList<String>();
subjectNode.fieldNames().forEachRemaining(configKey -> {
try {
service.applyConfig(subjectClassKey, subject, configKey, subjectNode.path(configKey));
} catch (IllegalArgumentException e) {
errorMsgs.add("Error parsing config " + subjectClassKey + "/" + subject + "/" + configKey);
}
});
return errorMsgs;
}
private ObjectNode produceErrorJson(List<String> errorMsgs) {
ObjectMapper mapper = new ObjectMapper();
ObjectNode result = mapper.createObjectNode().put("code", 207).putPOJO("message", errorMsgs);
return result;
}
// FIXME: Refactor to allow queued configs to be removed