準備條件
1 軟件及版本
??? CentOS-7-x86_64
??? OpenNMS 25.1.0
??? elasticsearch-7.4.2-linux-x86_64.tar.gz
??? kibana-7.4.2-linux-x86_64.tar.gz
2 服務器
地址??????? 192.168.1.80??????? 192.168.1.81
安裝??????? opennms??????????? elasticsearch/kibana
Elasticsearch 配置
vi config/elasticsearch.yml
找到并修改如下參數(shù)
??? node.name: node-1
??? network.host: 0.0.0.0
??? cluster.initial_master_nodes: ["node-1"]
設置用戶權限
??? xpack.security.enabled: true
??? xpack.security.transport.ssl.enabled: true
??? xpack.security.transport.ssl.verification_mode: certificate
??? xpack.security.transport.ssl.keystore.path: elastic-certificates.p12
??? xpack.security.transport.ssl.truststore.path: elastic-certificates.p12
問題
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65535]
解決
vi /etc/security/limits.conf
??? * soft nofile 65536
??? ?
??? * hard nofile 131072
??? ?
??? * soft nproc 2048
??? ?
??? * hard nproc 4096
[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
解決
vi /etc/sysctl.conf
vm.max_map_count=262144
sysctl -p
臨時設置
sysctl -w vm.max_map_count=262144
啟動
bin/elasticsearch -d
設置密碼
bin/elasticsearch-setup-passwords interactive
驗證
curl http://192.168.1.81:9200 -u elastic:elastic
Kibana 配置
vi config/kibana.yml
修改如下參數(shù)
??? server.host: "192.168.1.81"
??? ?
??? elasticsearch.username: "kibana"
??? elasticsearch.password: "kibana"
訪問
??? http://192.168.1.81:5601
??? elastic/elastic
OpenNMS 配置
vi etc/org.opennms.plugin.elasticsearch.rest.forwarder.cfg
添加如下參數(shù)
??? elasticUrl=http://192.168.1.81:9200
??? elasticIndexStrategy=daily
??? globalElasticUser=elastic
??? globalElasticPassword=elastic
啟用 opennms-es-rest
?
??? ssh -p8101 admin@localhost
??? 登錄karaf 密碼:admin
??? ?
??? 執(zhí)行命令
??? feature:install opennms-es-rest
查看數(shù)據(jù)
登錄Kibana,用戶/密碼:elastic/elastic
進入 Dev Tools,在Console 執(zhí)行命令
GET /opennms-events-*/_search
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