1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
/*
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt
* =================================================================================================
* Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
* Copyright (C) 2021 Samsung Electronics 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==========================================================================
*/
package org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.impl;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.onap.ccsdk.features.sdnr.wt.common.configuration.ConfigurationFileRepresentation;
import org.onap.ccsdk.features.sdnr.wt.common.configuration.filechange.IConfigChangedListener;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.FaultConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.GeneralConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.MessageConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.PNFRegistrationConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.ProvisioningConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.StndDefinedFaultConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.StrimziKafkaConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class MountpointRegistrarImpl implements AutoCloseable, IConfigChangedListener {
private static final Logger LOG = LoggerFactory.getLogger(MountpointRegistrarImpl.class);
private static final String APPLICATION_NAME = "mountpoint-registrar";
private static final String CONFIGURATIONFILE = "etc/mountpoint-registrar.properties";
private Thread sKafkaVESMsgConsumerMain = null;
private GeneralConfig generalConfig;
private boolean strimziEnabled = false;
private Map<String, MessageConfig> configMap = new HashMap<>();
private StrimziKafkaVESMsgConsumerMain sKafkaConsumerMain = null;
private StrimziKafkaConfig strimziKafkaConfig;
// Blueprint 1
public MountpointRegistrarImpl() {
LOG.info("Creating provider class for {}", APPLICATION_NAME);
}
public void init() {
LOG.info("Init call for {}", APPLICATION_NAME);
ConfigurationFileRepresentation configFileRepresentation =
new ConfigurationFileRepresentation(CONFIGURATIONFILE);
configFileRepresentation.registerConfigChangedListener(this);
generalConfig = new GeneralConfig(configFileRepresentation);
strimziKafkaConfig = new StrimziKafkaConfig(configFileRepresentation);
PNFRegistrationConfig pnfRegConfig = new PNFRegistrationConfig(configFileRepresentation);
FaultConfig faultConfig = new FaultConfig(configFileRepresentation);
ProvisioningConfig provisioningConfig = new ProvisioningConfig(configFileRepresentation);
StndDefinedFaultConfig stndFaultConfig = new StndDefinedFaultConfig(configFileRepresentation);
configMap.put("pnfRegistration", pnfRegConfig);
configMap.put("fault", faultConfig);
configMap.put("provisioning", provisioningConfig);
configMap.put("stndDefinedFault", stndFaultConfig);
strimziEnabled = strimziKafkaConfig.getEnabled();
if (strimziEnabled) { // start Kafka consumer thread only if strimziEnabled=true
LOG.info("Strimzi Kafka seems to be enabled, starting consumer(s)");
sKafkaConsumerMain = new StrimziKafkaVESMsgConsumerMain(configMap, generalConfig, strimziKafkaConfig);
sKafkaVESMsgConsumerMain = new Thread(sKafkaConsumerMain);
sKafkaVESMsgConsumerMain.start();
} else {
LOG.info("Strimzi Kafka seems to be disabled, not starting any consumer(s)");
}
}
/**
* Reflect status for Unit Tests
*
* @return Text with status
*/
public String isInitializationOk() {
return "No implemented";
}
@Override
public void onConfigChanged() {
if (generalConfig == null) { // Included as NullPointerException observed once in docker logs
LOG.warn("onConfigChange cannot be handled. Unexpected Null");
return;
}
LOG.info("Service configuration state changed. Enabled: {}", strimziKafkaConfig.getEnabled());
boolean strimziEnabledNewVal = strimziKafkaConfig.getEnabled();
if (!strimziEnabled && strimziEnabledNewVal) { // Strimzi kafka disabled earlier (or during bundle startup) but enabled later, start Consumer(s)
LOG.info("Strimzi Kafka is enabled, starting consumer(s)");
sKafkaConsumerMain = new StrimziKafkaVESMsgConsumerMain(configMap, generalConfig, strimziKafkaConfig);
sKafkaVESMsgConsumerMain = new Thread(sKafkaConsumerMain);
sKafkaVESMsgConsumerMain.start();
} else if (strimziEnabled && !strimziEnabledNewVal) { // Strimzi kafka enabled earlier (or during bundle startup) but disabled later, stop consumer(s)
LOG.info("Strimzi Kafka is disabled, stopping consumer(s)");
List<StrimziKafkaVESMsgConsumer> consumers = sKafkaConsumerMain.getConsumers();
for (StrimziKafkaVESMsgConsumer consumer : consumers) {
// stop all consumers
consumer.stopConsumer();
}
}
strimziEnabled = strimziEnabledNewVal;
}
@Override
public void close() throws Exception {
LOG.info("{} closing ...", this.getClass().getName());
LOG.info("{} closing done", APPLICATION_NAME);
}
/**
* Used to close all Services, that should support AutoCloseable Pattern
*
* @param toClose
* @throws Exception
*/
@SuppressWarnings("unused")
private void close(AutoCloseable... toCloseList) throws Exception {
for (AutoCloseable element : toCloseList) {
if (element != null) {
element.close();
}
}
}
}
|
