Hi, I am trying to join Kibana and Nagios, following this link: Integrating Nagios Checks with Logstash | Elastic Blog
But I get some errors which I cant resolve it, any ideas? Thanks.
root@nagios:/home/nagios# cd /usr/share/logstash/bin/logstash-plugin
bash: cd: /usr/share/logstash/bin/logstash-plugin: Not a directory
root@nagios:/home/nagios# cd /usr/share/logstash/bin/
root@nagios:/usr/share/logstash/bin# ./logstash-plugin install logstash-input-nagioscheck
OpenJDK 64-Bit Server VM warning: Ignoring option UseConcMarkSweepGC; support was removed in 14.0
OpenJDK 64-Bit Server VM warning: Ignoring option CMSInitiatingOccupancyFraction; support was removed in 14.0
OpenJDK 64-Bit Server VM warning: Ignoring option UseCMSInitiatingOccupancyOnly; support was removed in 14.0
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.headius.backport9.modules.Modules to method sun.nio.ch.NativeThread.signal(long)
WARNING: Please consider reporting this to the maintainers of com.headius.backport9.modules.Modules
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Validating logstash-input-nagioscheck
Installing logstash-input-nagioscheck
Installation successful
root@nagios:/usr/share/logstash/bin# ./logstash --modules nagios --setup
OpenJDK 64-Bit Server VM warning: Ignoring option UseConcMarkSweepGC; support was removed in 14.0
OpenJDK 64-Bit Server VM warning: Ignoring option CMSInitiatingOccupancyFraction; support was removed in 14.0
OpenJDK 64-Bit Server VM warning: Ignoring option UseCMSInitiatingOccupancyOnly; support was removed in 14.0
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.headius.backport9.modules.Modules (file:/usr/share/logstash/logstash-core/lib/jars/jruby-complete-9.2.11.1.jar) to method sun.nio.ch.NativeThread.signal(long)
WARNING: Please consider reporting this to the maintainers of com.headius.backport9.modules.Modules
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: Could not find logstash.yml which is typically located in $LS_HOME/config or /etc/logstash. You can specify the path using --path.settings. Continuing using the defaults
Could not find log4j2 configuration at path /usr/share/logstash/config/log4j2.properties. Using default config which logs errors to the console
[WARN ] 2020-05-31 08:50:24.645 [LogStash::Runner] multilocal - Ignoring the 'pipelines.yml' file because modules or command line options are specified
[INFO ] 2020-05-31 08:50:24.731 [LogStash::Runner] runner - Starting Logstash {"logstash.version"=>"7.7.0"}
[INFO ] 2020-05-31 08:50:26.724 [Agent thread] modulescommon - Setting up the nagios module
[ERROR] 2020-05-31 08:50:28.280 [Agent thread] kibanaclient - Error when executing Kibana client request {:error=>#<Manticore::SocketException: Connection refused>}
[ERROR] 2020-05-31 08:50:28.917 [Agent thread] kibanaclient - Error when executing Kibana client request {:error=>#<Manticore::SocketException: Connection refused>}
[ERROR] 2020-05-31 08:50:29.163 [Agent thread] sourceloader - Could not fetch all the sources {:exception=>LogStash::ConfigLoadingError, :message=>"Failed to import module configurations to Elasticsearch and/or Kibana. Module: nagios has Elasticsearch hosts: ["localhost:9200"] and Kibana hosts: ["localhost:5601"]", :backtrace=>["/usr/share/logstash/logstash-core/lib/logstash/config/modules_common.rb:124:in `block in pipeline_configs'", "org/jruby/RubyArray.java:1809:in `each'", "/usr/share/logstash/logstash-core/lib/logstash/config/modules_common.rb:70:in `pipeline_configs'", "/usr/share/logstash/logstash-core/lib/logstash/config/source/modules.rb:30:in `pipeline_configs'", "/usr/share/logstash/logstash-core/lib/logstash/config/source_loader.rb:77:in `block in fetch'", "org/jruby/RubyArray.java:2572:in `collect'", "/usr/share/logstash/logstash-core/lib/logstash/config/source_loader.rb:76:in `fetch'", "/usr/share/logstash/logstash-core/lib/logstash/agent.rb:165:in `converge_state_and_update'", "/usr/share/logstash/logstash-core/lib/logstash/agent.rb:113:in `execute'", "/usr/share/logstash/logstash-core/lib/logstash/runner.rb:390:in `block in execute'", "/usr/share/logstash/vendor/bundle/jruby/2.5.0/gems/stud-0.0.23/lib/stud/task.rb:24:in `block in initialize'"]}
[ERROR] 2020-05-31 08:50:29.186 [Agent thread] agent - An exception happened when converging configuration {:exception=>RuntimeError, :message=>"Could not fetch the configuration, message: Failed to import module configurations to Elasticsearch and/or Kibana. Module: nagios has Elasticsearch hosts: ["localhost:9200"] and Kibana hosts: ["localhost:5601"]", :backtrace=>["/usr/share/logstash/logstash-core/lib/logstash/agent.rb:172:in `converge_state_and_update'", "/usr/share/logstash/logstash-core/lib/logstash/agent.rb:113:in `execute'", "/usr/share/logstash/logstash-core/lib/logstash/runner.rb:390:in `block in execute'", "/usr/share/logstash/vendor/bundle/jruby/2.5.0/gems/stud-0.0.23/lib/stud/task.rb:24:in `block in initialize'"]}
[INFO ] 2020-05-31 08:50:30.254 [Api Webserver] agent - Successfully started Logstash API endpoint {:port=>9600}
[INFO ] 2020-05-31 08:50:34.462 [LogStash::Runner] runner - Logstash shut down.