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/**
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt odlux
* =================================================================================================
* Copyright (C) 2019 highstreet technologies GmbH 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.
* ============LICENSE_END==========================================================================
*/
import { requestRest } from '../../../../framework/src/services/restService';
import { NetworkElementConnection, ConnectionStatus, UpdateNetworkElement } from '../models/networkElementConnection';
import { convertPropertyNames, replaceUpperCase } from '../../../../framework/src/utilities/yangHelper';
import { Result } from '../../../../framework/src/models/elasticSearch';
import { Topology, TopologyNode } from '../models/topologyNetconf';
import { guiCutThrough } from '../models/guiCutTrough';
/**
* Represents a web api accessor service for all Network Elements actions.
*/
class ConnectService {
/**
* Inserts a network elements.
*/
public async createNetworkElement(element: NetworkElementConnection): Promise<NetworkElementConnection | null> {
const path = `/rests/operations/data-provider:create-network-element-connection`;
const result = await requestRest<NetworkElementConnection>(path, {
method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
});
return result || null;
}
/**
* Updates a network element.
*/
public async updateNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
const path = `/rests/operations/data-provider:update-network-element-connection`;
const result = await requestRest<NetworkElementConnection>(path, {
method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
});
return result || null;
}
/**
* Deletes a network element.
*/
public async deleteNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
const query = {
"id": element.id
};
const path = `/rests/operations/data-provider:delete-network-element-connection`;
const result = await requestRest<NetworkElementConnection>(path, {
method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": query }, replaceUpperCase))
});
return result || null;
}
/** Mounts network element. */
public async mountNetworkElement(networkElement: NetworkElementConnection): Promise<boolean> {
const path = '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + networkElement.nodeId;
const mountXml = [
'<node xmlns="urn:TBD:params:xml:ns:yang:network-topology">',
`<node-id>${networkElement.nodeId}</node-id>`,
`<host xmlns="urn:opendaylight:netconf-node-topology">${networkElement.host}</host>`,
`<port xmlns="urn:opendaylight:netconf-node-topology">${networkElement.port}</port>`,
`<username xmlns="urn:opendaylight:netconf-node-topology">${networkElement.username}</username>`,
`<password xmlns="urn:opendaylight:netconf-node-topology">${networkElement.password}</password>`,
' <tcp-only xmlns="urn:opendaylight:netconf-node-topology">false</tcp-only>',
' <!-- non-mandatory fields with default values, you can safely remove these if you do not wish to override any of these values-->',
' <reconnect-on-changed-schema xmlns="urn:opendaylight:netconf-node-topology">false</reconnect-on-changed-schema>',
' <connection-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">20000</connection-timeout-millis>',
' <max-connection-attempts xmlns="urn:opendaylight:netconf-node-topology">100</max-connection-attempts>',
' <between-attempts-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">2000</between-attempts-timeout-millis>',
' <sleep-factor xmlns="urn:opendaylight:netconf-node-topology">1.5</sleep-factor>',
' <!-- keepalive-delay set to 0 turns off keepalives-->',
' <keepalive-delay xmlns="urn:opendaylight:netconf-node-topology">120</keepalive-delay>',
'</node>'].join('');
try {
const result = await requestRest<string>(path, {
method: 'PUT',
headers: {
'Content-Type': 'application/xml',
'Accept': 'application/xml'
},
body: mountXml
});
// expect an empty answer
return result !== null;
} catch {
return false;
}
};
/** Unmounts a network element by its id. */
public async unmountNetworkElement(nodeId: string): Promise<boolean> {
const path = '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId;
try {
const result = await requestRest<string>(path, {
method: 'DELETE',
headers: {
'Content-Type': 'application/xml',
'Accept': 'application/xml'
},
});
// expect an empty answer
return result !== null;
} catch {
return false;
}
};
/** Yang capabilities of the selected network elements. */
public async infoNetworkElement(nodeId: string): Promise<TopologyNode | null> {
const path = '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId;
const topologyRequestPomise = requestRest<Topology>(path, { method: "GET" });
return topologyRequestPomise && topologyRequestPomise.then(result => {
return result && result["network-topology:node"] && result["network-topology:node"][0] || null;
});
}
/**
* Get the connection state of the network element.
*/
public async getNetworkElementConnectionStatus(element: string): Promise<(ConnectionStatus)[] | null> {
const path = `/rests/operations/data-provider:read-network-element-connection-list`;
const query = {
"data-provider:input": {
"filter": [{
"property": "node-id",
"filtervalue": element
}],
"pagination": {
"size": 20,
"page": 1
}
}
}
const result = await requestRest<Result<ConnectionStatus>>(path, { method: "POST", body: JSON.stringify(query) });
return result && result["data-provider:output"] && result["data-provider:output"].data && result["data-provider:output"].data.map(ne => ({
status: ne.status
})) || null;
}
public getAllWebUriExtensionsForNetworkElementListAsync(ne: string[]) {
let promises: any[] = [];
let webUris: guiCutThrough[] = []
ne.forEach(nodeId => {
const path = '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId + '/yang-ext:mount/core-model:network-element';
// add search request to array
promises.push(requestRest<any>(path, { method: "GET" })
.then(result => {
if (result != null && result['core-model:network-element'] && result['core-model:network-element'].extension) {
const webUri = result['core-model:network-element'].extension.find((item: any) => item['value-name'] === "webUri")
if (webUri) {
webUris.push({ webUri: webUri.value, nodeId: nodeId });
} else {
webUris.push({ webUri: undefined, nodeId: nodeId });
}
} else {
webUris.push({ webUri: undefined, nodeId: nodeId });
}
})
.catch(error => {
webUris.push({ webUri: undefined, nodeId: nodeId });
}))
})
// wait until all promises are done and return weburis
return Promise.all(promises).then(result => { return webUris });
}
}
export const connectService = new ConnectService();
export default connectService;
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