import java.util.List
import java.util.Map
import java.util.concurrent.ConcurrentHashMap
-import javax.ws.rs.core.Response
import org.opendaylight.controller.sal.core.api.model.SchemaServiceListener
import org.opendaylight.controller.sal.core.api.mount.MountService
import org.opendaylight.controller.sal.rest.impl.RestUtil
import org.slf4j.LoggerFactory
import static com.google.common.base.Preconditions.*
-import java.util.ArrayList
+import static javax.ws.rs.core.Response.Status.*
+import org.opendaylight.controller.sal.core.api.mount.MountInstance
class ControllerContext implements SchemaServiceListener {
val static LOG = LoggerFactory.getLogger(ControllerContext)
val static ControllerContext INSTANCE = new ControllerContext
val static NULL_VALUE = "null"
+ val static MOUNT_MODULE = "yang-ext"
+ val static MOUNT_NODE = "mount"
+ val static MOUNT = "yang-ext:mount"
@Property
var SchemaContext globalSchema;
private def void checkPreconditions() {
if (globalSchema === null) {
- throw new ResponseException(Response.Status.SERVICE_UNAVAILABLE, RestconfProvider::NOT_INITALIZED_MSG)
+ throw new ResponseException(SERVICE_UNAVAILABLE, RestconfProvider::NOT_INITALIZED_MSG)
}
}
public def InstanceIdWithSchemaNode toInstanceIdentifier(String restconfInstance) {
checkPreconditions
- val ret = InstanceIdentifier.builder();
val pathArgs = restconfInstance.split("/");
if (pathArgs.empty) {
return null;
if (pathArgs.head.empty) {
pathArgs.remove(0)
}
- val mountPoints = new ArrayList
- val schemaNode = ret.collectPathArguments(pathArgs, globalSchema.findModule(pathArgs.head), mountPoints);
- if (schemaNode === null) {
- return null
+ val startModule = pathArgs.head.toModuleName();
+ if (startModule === null) {
+ throw new ResponseException(BAD_REQUEST, "First node in URI has to be in format \"moduleName:nodeName\"")
}
- return new InstanceIdWithSchemaNode(ret.toInstance, schemaNode, mountPoints.last)
+ val iiWithSchemaNode = collectPathArguments(InstanceIdentifier.builder(), pathArgs,
+ globalSchema.getLatestModule(startModule), null);
+ if (iiWithSchemaNode === null) {
+ throw new ResponseException(BAD_REQUEST, "URI has bad format")
+ }
+ return iiWithSchemaNode
}
- private def findModule(SchemaContext context,String argument) {
- checkNotNull(argument);
- val startModule = argument.toModuleName();
- return context.getLatestModule(startModule)
- }
-
- private def getLatestModule(SchemaContext schema,String moduleName) {
+ private def getLatestModule(SchemaContext schema, String moduleName) {
checkArgument(schema !== null);
checkArgument(moduleName !== null && !moduleName.empty)
val modules = schema.modules.filter[m|m.name == moduleName]
return globalSchema.getLatestModule(moduleName)
}
- def findModuleByName(String moduleName, InstanceIdentifier partialPath) {
- checkArgument(moduleName !== null && !moduleName.empty && partialPath !== null && !partialPath.path.empty)
- val mountPointSchema = mountService?.getMountPoint(partialPath)?.schemaContext;
+ def findModuleByName(MountInstance mountPoint, String moduleName) {
+ checkArgument(moduleName !== null && mountPoint !== null)
+ val mountPointSchema = mountPoint.schemaContext;
return mountPointSchema?.getLatestModule(moduleName);
}
def findModuleByNamespace(URI namespace) {
checkPreconditions
+ checkArgument(namespace !== null)
val moduleSchemas = globalSchema.findModuleByNamespace(namespace)
return moduleSchemas?.filterLatestModule
}
- def findModuleByNamespace(URI namespace, InstanceIdentifier partialPath) {
- checkArgument(namespace !== null && !namespace.toString.empty && partialPath !== null && !partialPath.path.empty)
- val mountPointSchema = mountService?.getMountPoint(partialPath)?.schemaContext;
+ def findModuleByNamespace(MountInstance mountPoint, URI namespace) {
+ checkArgument(namespace !== null && mountPoint !== null)
+ val mountPointSchema = mountPoint.schemaContext;
val moduleSchemas = mountPointSchema?.findModuleByNamespace(namespace)
return moduleSchemas?.filterLatestModule
}
def findModuleNameByNamespace(URI namespace) {
checkPreconditions
- var module = uriToModuleName.get(namespace)
- if (module === null) {
- val moduleSchemas = globalSchema.findModuleByNamespace(namespace);
- if(moduleSchemas === null) return null
- var latestModule = moduleSchemas.filterLatestModule
- if(latestModule === null) return null
- uriToModuleName.put(namespace, latestModule.name)
- module = latestModule.name;
+ var moduleName = uriToModuleName.get(namespace)
+ if (moduleName === null) {
+ val module = findModuleByNamespace(namespace)
+ if (module === null) return null
+ moduleName = module.name
+ uriToModuleName.put(namespace, moduleName)
}
- return module
+ return moduleName
+ }
+
+ def findModuleNameByNamespace(MountInstance mountPoint, URI namespace) {
+ val module = mountPoint.findModuleByNamespace(namespace);
+ return module?.name
}
- def findNamespaceByModuleName(String module) {
- var namespace = moduleNameToUri.get(module)
+ def findNamespaceByModuleName(String moduleName) {
+ var namespace = moduleNameToUri.get(moduleName)
if (namespace === null) {
- var latestModule = globalSchema.getLatestModule(module)
- if(latestModule === null) return null
- namespace = latestModule.namespace
- uriToModuleName.put(namespace, latestModule.name)
+ var module = findModuleByName(moduleName)
+ if(module === null) return null
+ namespace = module.namespace
+ uriToModuleName.put(namespace, moduleName)
}
return namespace
}
+
+ def findNamespaceByModuleName(MountInstance mountPoint, String moduleName) {
+ val module = mountPoint.findModuleByName(moduleName)
+ return module?.namespace
+ }
def CharSequence toRestconfIdentifier(QName qname) {
checkPreconditions
if(object === null) return "";
return URLEncoder.encode(object.toString)
}
-
- private def DataSchemaNode collectPathArguments(InstanceIdentifierBuilder builder, List<String> strings,
- DataNodeContainer parentNode, List<InstanceIdentifier> mountPoints) {
+
+ private def InstanceIdWithSchemaNode collectPathArguments(InstanceIdentifierBuilder builder, List<String> strings,
+ DataNodeContainer parentNode, MountInstance mountPoint) {
checkNotNull(strings)
if (parentNode === null) {
return null;
}
if (strings.empty) {
- return parentNode as DataSchemaNode;
- }
- val nodeRef = strings.head;
-
- val nodeName = nodeRef.toNodeName;
- var targetNode = parentNode.findInstanceDataChild(nodeName);
- if (targetNode instanceof ChoiceNode) {
- return null
+ return new InstanceIdWithSchemaNode(builder.toInstance, parentNode as DataSchemaNode, mountPoint)
}
- if (targetNode === null) {
- // Node is possibly in other mount point
- val partialPath = builder.toInstance;
- val mountPointSchema = mountService?.getMountPoint(partialPath)?.schemaContext;
- if(mountPointSchema !== null) {
- val module = mountPointSchema.findModule(strings.head)
- if (module !== null) {
- mountPoints.add(partialPath)
+ val nodeName = strings.head.toNodeName
+ val moduleName = strings.head.toModuleName
+ var DataSchemaNode targetNode = null
+ if (!moduleName.nullOrEmpty) {
+ // if it is mount point
+ if (moduleName == MOUNT_MODULE && nodeName == MOUNT_NODE) {
+ if (mountPoint !== null) {
+ throw new ResponseException(BAD_REQUEST, "Restconf supports just one mount point in URI.")
+ }
+
+ if (mountService === null) {
+ throw new ResponseException(SERVICE_UNAVAILABLE, "MountService was not found. "
+ + "Finding behind mount points does not work."
+ )
+ }
+
+ val partialPath = builder.toInstance;
+ val mount = mountService.getMountPoint(partialPath)
+ if (mount === null) {
+ LOG.debug("Instance identifier to missing mount point: {}", partialPath)
+ throw new ResponseException(BAD_REQUEST, "Mount point does not exist.")
+ }
+
+ val mountPointSchema = mount.schemaContext;
+ if (mountPointSchema === null) {
+ throw new ResponseException(BAD_REQUEST, "Mount point does not contain any schema with modules.")
+ }
+
+ if (strings.size == 1) { // any data node is not behind mount point
+ return new InstanceIdWithSchemaNode(InstanceIdentifier.builder().toInstance, mountPointSchema, mount)
+ }
+
+ val moduleNameBehindMountPoint = strings.get(1).toModuleName()
+ if (moduleNameBehindMountPoint === null) {
+ throw new ResponseException(BAD_REQUEST,
+ "First node after mount point in URI has to be in format \"moduleName:nodeName\"")
+ }
+
+ val moduleBehindMountPoint = mountPointSchema.getLatestModule(moduleNameBehindMountPoint)
+ if (moduleBehindMountPoint === null) {
+ throw new ResponseException(BAD_REQUEST,
+ "URI has bad format. \"" + moduleName + "\" module does not exist in mount point.")
}
- return builder.collectPathArguments(strings, module, mountPoints);
+
+ return collectPathArguments(InstanceIdentifier.builder(), strings.subList(1, strings.size),
+ moduleBehindMountPoint, mount);
+ }
+
+ var Module module = null;
+ if (mountPoint === null) {
+ module = globalSchema.getLatestModule(moduleName)
+ if (module === null) {
+ throw new ResponseException(BAD_REQUEST,
+ "URI has bad format. \"" + moduleName + "\" module does not exist.")
+ }
+ } else {
+ module = mountPoint.schemaContext?.getLatestModule(moduleName)
+ if (module === null) {
+ throw new ResponseException(BAD_REQUEST,
+ "URI has bad format. \"" + moduleName + "\" module does not exist in mount point.")
+ }
+ }
+ targetNode = parentNode.findInstanceDataChild(nodeName, module.namespace)
+ if (targetNode === null) {
+ throw new ResponseException(BAD_REQUEST, "URI has bad format. Possible reasons:\n" +
+ "1. \"" + strings.head + "\" was not found in parent data node.\n" +
+ "2. \"" + strings.head + "\" is behind mount point. Then it should be in format \"/" + MOUNT + "/" + strings.head + "\".")
+ }
+ } else { // string without module name
+ targetNode = parentNode.findInstanceDataChild(nodeName, null)
+ if (targetNode === null) {
+ throw new ResponseException(BAD_REQUEST, "URI has bad format. \"" + nodeName + "\" was not found in parent data node.\n")
}
- return null
}
-
// Number of consumed elements
var consumed = 1;
if (targetNode instanceof ListSchemaNode) {
// every key has to be filled
if ((strings.length - consumed) < keysSize) {
- return null;
+ throw new ResponseException(BAD_REQUEST,"Missing key for list \"" + listNode.QName.localName + "\".")
}
val uriKeyValues = strings.subList(consumed, consumed + keysSize);
val keyValues = new HashMap<QName, Object>();
// key value cannot be NULL
if (uriKeyValue.equals(NULL_VALUE)) {
- return null
+ throw new ResponseException(BAD_REQUEST, "URI has bad format. List \"" + listNode.QName.localName
+ + "\" cannot contain \"null\" value as a key."
+ )
}
keyValues.addKeyValue(listNode.getDataChildByName(key), uriKeyValue);
i = i + 1;
}
if (targetNode instanceof DataNodeContainer) {
val remaining = strings.subList(consumed, strings.length);
- val result = builder.collectPathArguments(remaining, targetNode as DataNodeContainer, mountPoints);
+ val result = builder.collectPathArguments(remaining, targetNode as DataNodeContainer, mountPoint);
return result
}
- return targetNode
+ return new InstanceIdWithSchemaNode(builder.toInstance, targetNode, mountPoint)
}
-
- static def DataSchemaNode findInstanceDataChild(DataNodeContainer container, String name) {
- // FIXME: Add namespace comparison
- var potentialNode = container.getDataChildByName(name);
- if(potentialNode.instantiatedDataSchema) {
+
+ def DataSchemaNode findInstanceDataChild(DataNodeContainer container, String name, URI moduleNamespace) {
+ var DataSchemaNode potentialNode = null
+ if (moduleNamespace === null) {
+ potentialNode = container.getDataChildByName(name);
+ } else {
+ potentialNode = container.childNodes.filter[n|n.QName.localName == name && n.QName.namespace == moduleNamespace].head
+ }
+
+ if (potentialNode.instantiatedDataSchema) {
return potentialNode;
}
val allCases = container.childNodes.filter(ChoiceNode).map[cases].flatten
for (caze : allCases) {
- potentialNode = caze.findInstanceDataChild(name);
- if(potentialNode !== null) {
+ potentialNode = caze.findInstanceDataChild(name, moduleNamespace);
+ if (potentialNode !== null) {
return potentialNode;
}
}
checkNotNull(str)
if (str.contains(":")) {
val args = str.split(":");
- checkArgument(args.size === 2);
- return args.get(0);
- } else {
- return null;
+ if (args.size === 2) {
+ return args.get(0);
+ }
}
+ return null;
}
private def String toNodeName(String str) {
if (str.contains(":")) {
val args = str.split(":");
- checkArgument(args.size === 2);
- return args.get(1);
- } else {
- return str;
+ if (args.size === 2) {
+ return args.get(1);
+ }
}
+ return str;
}
private def QName toQName(String name) {