blob: 5f6329a1a146acb1a191ce707fd669d01cab71e6 (
plain)
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
|
/*
* ============LICENSE_START==========================================
* org.onap.music
* ===================================================================
* Copyright (c) 2017 AT&T Intellectual Property
* ===================================================================
* 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.music.eelf.healthcheck;
import java.util.UUID;
import org.onap.music.datastore.PreparedQueryObject;
import org.onap.music.eelf.logging.EELFLoggerDelegate;
import org.onap.music.exceptions.MusicServiceException;
import org.onap.music.main.MusicCore;
import org.onap.music.main.MusicUtil;
import org.onap.music.main.ResultType;
import com.datastax.driver.core.ConsistencyLevel;
/**
* @author inam
*
*/
public class MusicHealthCheck {
private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicUtil.class);
private String cassandrHost;
private String zookeeperHost;
public String getCassandraStatus(String consistency) {
logger.info(EELFLoggerDelegate.applicationLogger, "Getting Status for Cassandra");
boolean result = false;
try {
result = getAdminKeySpace(consistency);
} catch(Exception e) {
if(e.getMessage().toLowerCase().contains("unconfigured table healthcheck")) {
System.out.println("Creating table....");
boolean ksresult = createKeyspace();
if(ksresult)
try {
result = getAdminKeySpace(consistency);
} catch (MusicServiceException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
} else {
return "One or more nodes are down or not responding.";
}
}
if (result) {
return "ACTIVE";
} else {
logger.info(EELFLoggerDelegate.applicationLogger, "Cassandra Service is not responding");
return "INACTIVE";
}
}
private Boolean getAdminKeySpace(String consistency) throws MusicServiceException {
PreparedQueryObject pQuery = new PreparedQueryObject();
pQuery.appendQueryString("insert into admin.healthcheck (id) values (?)");
pQuery.addValue(UUID.randomUUID());
ResultType rs = MusicCore.nonKeyRelatedPut(pQuery, consistency);
System.out.println(rs);
if (rs != null) {
return Boolean.TRUE;
} else {
return Boolean.FALSE;
}
}
private boolean createKeyspace() {
PreparedQueryObject pQuery = new PreparedQueryObject();
pQuery.appendQueryString("CREATE TABLE admin.healthcheck (id uuid PRIMARY KEY)");
ResultType rs = null ;
try {
rs = MusicCore.nonKeyRelatedPut(pQuery, ConsistencyLevel.ONE.toString());
} catch (MusicServiceException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if(rs.getResult().toLowerCase().contains("success"))
return true;
else
return false;
}
public String getCassandrHost() {
return cassandrHost;
}
public void setCassandrHost(String cassandrHost) {
this.cassandrHost = cassandrHost;
}
public String getZookeeperHost() {
return zookeeperHost;
}
public void setZookeeperHost(String zookeeperHost) {
this.zookeeperHost = zookeeperHost;
}
}
|