# Unable to access secured Elasticsearch using logstash

**URL:** https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093
**Category:** Logstash
**Created:** [October 23, 2020, 7:26am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093 "2020-10-23T07:26:15Z")
**Posts on this page:** 7
**Page:** 1

<div class="post-metadata">

### Author: ![aakash075](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aakash075/32/79377_2.png) [@aakash075](https://discuss.elastic.co/u/aakash075)
#### Post date: [October 23, 2020, 7:26am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/1 "2020-10-23T07:26:15Z")

</div>

Hello Team,

I am using Openshift environment and i deployed EFK (Elasticsearch, fluentd and Kibana) stack in it using some logging operators . and then due to some requirement i deployed Logstash as docker container in same openshift environment to collect logs from outside and send it to elasticsearch deployed in openshift .

My configuration is as below , so please help me what configuration is required at Logstash to connect with elasticsearch properly.

---

<div class="post-metadata">

### Author: ![ikakavas](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ikakavas/32/34430_2.png) [@ikakavas](https://discuss.elastic.co/u/ikakavas)
#### Post date: [October 23, 2020, 7:52pm UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/4 "2020-10-23T19:52:35Z")

</div>

Please format your code, logs or configuration files using `</>` icon as explained in [this guide](https://discuss.elastic.co/t/about-the-elasticsearch-category/21). It will make your post more readable.

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<div class="post-metadata">

### Author: ![aakash075](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aakash075/32/79377_2.png) [@aakash075](https://discuss.elastic.co/u/aakash075)
#### Post date: [October 24, 2020, 12:04pm UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/5 "2020-10-24T12:04:48Z")

</div>

Thanks I will share config and output again in proper formatting. thanks for such useful information I am new user so I didn't know priviously.

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<div class="post-metadata">

### Author: ![aakash075](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aakash075/32/79377_2.png) [@aakash075](https://discuss.elastic.co/u/aakash075)
#### Post date: [October 26, 2020, 4:44am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/6 "2020-10-26T04:44:04Z")

</div>

Please get the configmap and deployment file for Logstash

```auto
apiVersion: v1
kind: ConfigMap
metadata:
  name: logstash-configmap
  namespace: openshift-logging
data:
  logstash.yml: |
    http.host: "0.0.0.0"
    path.config: /usr/share/logstash/pipeline
  logstash.conf: |
    input {
      beats {
        port => 5044
      }
    }
    filter {
      grok {
          match => { "message" => "%{COMBINEDAPACHELOG}" }
      }
      date {
        match => ["timestamp" , "dd/MMM/yyyy:HH:mm:ss Z"]
      }
      geoip {
          source => "clientip"
        }
      }
    output {
        elasticsearch {
          hosts => ["elasticsearch.openshift-logging.svc.cluster.local:9200"]
          ssl => "true"
          cacert => ['/etc/ssl/certs/ca']
          sniffing => false
          user => "fluentd"
          password => "changeme"
      }
    }
[root@localhost logstash]# cat deployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: logstash-deployment
  namespace: openshift-logging
spec:
  replicas: 1
  selector:
    matchLabels:
       app: logstash
  template:
    metadata:
      labels:
        app: logstash
      annotations:
          k8s.v1.cni.cncf.io/networks: test-network-2
    spec:
      containers:
      - name: logstash
        image: docker.elastic.co/logstash/logstash:6.3.0
        ports:
        - containerPort: 5044
        volumeMounts:
          - name: config-volume
            mountPath: /usr/share/logstash/config
          - name: logstash-pipeline-volume
            mountPath: /usr/share/logstash/pipeline
          - name: certs
            mountPath: /etc/ssl/certs
          - mountPath: /var/run/secrets/kubernetes.io/serviceaccount
            name: logcollector-token-8bjvh
            readOnly: true
      volumes:
      - name: config-volume
        configMap:
          name: logstash-configmap
          items:
            - key: logstash.yml
              path: logstash.yml
      - name: logstash-pipeline-volume
        configMap:
          name: logstash-configmap
          items:
            - key: logstash.conf
              path: logstash.conf
      - name: certs
        secret:
          secretName: curator
          Optional: false
      - name: logcollector-token-8bjvh
        secret:
          defaultMode: 420
          secretName: logcollector-token-l4nqh

```

---

<div class="post-metadata">

### Author: ![aakash075](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aakash075/32/79377_2.png) [@aakash075](https://discuss.elastic.co/u/aakash075)
#### Post date: [October 26, 2020, 4:53am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/7 "2020-10-26T04:53:02Z")

</div>

Please check successfully output

```auto
[root@localhost logstash]# oc exec logstash-deployment-586b96bc85-gc7mq -- curl -s --cacert /etc/ssl/certs/ca --cert /etc/ssl/certs/cert --key /etc/ssl/certs/key https:
//elasticsearch.openshift-logging.svc.cluster.local:9200/_cat/indices
green open infra-000928 X38a_VscRIqwdc6eIyLxdQ 3 1 702080 0 901.3mb 449.6mb
green open audit-000919 oLudAXbXQ36sWto1FFqPPw 3 1 0 0 1.5kb 783b
green open infra-000929 4Xucr9s4RxCoq_SSwZHAcQ 3 1 277126 0 363.3mb 181.2mb
green open audit-000920 jJS0RRo7TZKUookexyX3rQ 3 1 0 0 1.5kb 783b
green open audit-000917 LsqVs-JFR4aeZt1mMSDSOw 3 1 0 0 1.5kb 783b
green open infra-000927 UeG7h28MQFqvhvRQdzv5dw 3 1 709341 0 908.1mb 453.7mb
green open infra-000924 SGxFE0aoQvCeMCcZ7SzUqA 3 1 708035 0 906.6mb 453mb
green open app-000936 dxRDyoWcTCGM4WDPKa76Sg 3 1 14 0 396.1kb 198kb
green open app-000937 oOm3LaDxSrGVA13UC1PKTg 3 1 22 0 375.3kb 187.6kb
green open infra-000925 cLFDDGgQRBqSQTkh9GTVmQ 3 1 717281 0 920.5mb 459.8mb
green open audit-000918 -uAMZIYzTv-m2RTbygZr8A 3 1 0 0 1.5kb 783b
green open infra-000926 jeT3ZKFnS0eBTRctEqe9Ag 3 1 706895 0 906.1mb 452.5mb
green open .security RqxeVXGbQBCxVrgJf7lNKA 1 1 5 1 46.3kb 27kb
green open .kibana_1 S7eVFWTKTm65mMIxAEgDnQ 1 1 0 0 522b 261b
green open .kibana_-377444158_kubeadmin_1 1Osr_99JQMaXS5cws6sqgQ 1 1 3 0 38.2kb 19.1kb
green open app-000935 jKHwSGHaS5WKEMWWU6xbUA 3 1 16 0 452.7kb 226.3kb
green open .tasks hdLtNI_sT72LbWCZi5jaCQ 1 1 1 0 12.6kb 6.3kb
green open .kibana_-377444158_kubeadmin_2 EkcGFlgrQX2LvLKyz8Tosg 1 1 3 0 38.2kb 19.1kb
and then check problematic output
[root@localhost logstash]# oc logs logstash-deployment-586b96bc85-gc7mq
Could not find log4j2 configuration at path /usr/share/logstash/config/log4j2.properties. Using default config which logs errors to the console
[INFO] 2020-10-23 14:33:38.509 [main] writabledirectory - Creating directory {:setting=>"path.queue", :path=>"/usr/share/logstash/data/queue"}
[INFO] 2020-10-23 14:33:38.521 [main] writabledirectory - Creating directory {:setting=>"path.dead_letter_queue", :path=>"/usr/share/logstash/data/dead_letter_queue"}
[WARN] 2020-10-23 14:33:38.795 [LogStash::Runner] multilocal - Ignoring the 'pipelines.yml' file because modules or command line options are specified
[INFO] 2020-10-23 14:33:38.806 [LogStash::Runner] agent - No persistent UUID file found. Generating new UUID {:uuid=>"e1111e93-8c93-4874-bfd6-9c74cce7cdbb", :path=>"/usr/share/logstash/data/uuid"}
[INFO] 2020-10-23 14:33:38.917 [LogStash::Runner] runner - Starting Logstash {"logstash.version"=>"6.3.0"}
[INFO] 2020-10-23 14:33:39.936 [Converge PipelineAction::Create<main>] pipeline - Starting pipeline {:pipeline_id=>"main", "pipeline.workers"=>4, "pipeline.batch.size"=>125, "pipeline.batch.delay"=>50}
[INFO] 2020-10-23 14:33:40.174 [[main]-pipeline-manager] elasticsearch - Elasticsearch pool URLs updated {:changes=>{:removed=>[], :added=>[https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/]}}
[INFO] 2020-10-23 14:33:40.176 [[main]-pipeline-manager] elasticsearch - Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/, :path=>"/"}
[WARN] 2020-10-23 14:33:40.417 [[main]-pipeline-manager] elasticsearch - Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::BadResponseCodeError, :error=>"Got response code '500' contacting Elasticsearch at URL 'https://elasticsearch.openshift-logging.svc.cluster.local:9200/'"}
[INFO] 2020-10-23 14:33:40.419 [[main]-pipeline-manager] elasticsearch - Using mapping template from {:path=>nil}
[ERROR] 2020-10-23 14:33:40.421 [[main]-pipeline-manager] elasticsearch - Failed to install template. {:message=>"Template file '' could not be found!", :class=>"ArgumentError", :backtrace=>["/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/template_manager.rb:31:in `read_template_file'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/template_manager.rb:17:in `get_template'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/template_manager.rb:7:in `install_template'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/common.rb:96:in `install_template'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/common.rb:26:in `register'", "org/logstash/config/ir/compiler/OutputStrategyExt.java:97:in `register'", "org/logstash/config/ir/compiler/OutputDelegatorExt.java:93:in `register'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:340:in `register_plugin'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:351:in `block in register_plugins'", "org/jruby/RubyArray.java:1734:in `each'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:351:in `register_plugins'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:728:in `maybe_setup_out_plugins'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:361:in `start_workers'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:288:in `run'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:248:in `block in start'"]}
[INFO] 2020-10-23 14:33:40.422 [[main]-pipeline-manager] elasticsearch - New Elasticsearch output {:class=>"LogStash::Outputs::ElasticSearch", :hosts=>["//elasticsearch.openshift-logging.svc.cluster.local:9200"]}
[INFO] 2020-10-23 14:33:40.479 [[main]-pipeline-manager] geoip - Using geoip database {:path=>"/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-filter-geoip-5.0.3-java/vendor/GeoLite2-City.mmdb"}
[INFO] 2020-10-23 14:33:40.929 [[main]-pipeline-manager] beats - Beats inputs: Starting input listener {:address=>"0.0.0.0:5044"}
[INFO] 2020-10-23 14:33:40.997 [[main]<beats] Server - Starting server on port: 5044
[INFO] 2020-10-23 14:33:40.997 [Converge PipelineAction::Create<main>] pipeline - Pipeline started successfully {:pipeline_id=>"main", :thread=>"#<Thread:0x354b0eb5@/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:245 sleep>"}
[INFO] 2020-10-23 14:33:41.024 [Ruby-0-Thread-1: /usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/task.rb:22] agent - Pipelines running {:count=>1, :running_pipelines=>[:main], :non_running_pipelines=>[]}
[INFO] 2020-10-23 14:33:41.095 [Api Webserver] agent - Successfully started Logstash API endpoint {:port=>9600}
[INFO] 2020-10-23 14:33:45.428 [Ruby-0-Thread-4: /usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/http_client/pool.rb:232] elasticsearch - Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/, :path=>"/"}
[WARN] 2020-10-23 14:33:45.467 [Ruby-0-Thread-4: /usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/http_client/pool.rb:232] elasticsearch - Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::BadResponseCodeError, :error=>"Got response code '500' contacting Elasticsearch at URL 'https://elasticsearch.openshift-logging.svc.cluster.local:9200/'"}
[INFO] 2020-10-23 14:33:50.469 [Ruby-0-Thread-4: /usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/http_client/pool.rb:232] elasticsearch - Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/, :path=>"/"}
[WARN] 2020-10-23 14:33:50.479 [Ruby-0-Thread-4: /usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-elasticsearch-9.1.1-java/lib/logstash/outputs/elasticsearch/http_client/pool.rb:232] elasticsearch - Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"https://fluentd:xxxxxx@elasticsearch.openshift-logging.svc.cluster.local:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::BadResponseCodeError, :error=>"Got response code '500' contacting Elasticsearch at URL 'https://elasticsearch.openshift-logging.svc.cluster.local:9200/'"}

```

---

<div class="post-metadata">

### Author: ![aakash075](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aakash075/32/79377_2.png) [@aakash075](https://discuss.elastic.co/u/aakash075)
#### Post date: [November 3, 2020, 7:07am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/8 "2020-11-03T07:07:51Z")

</div>

Anybody from team , pleas help me.

Do you need additional info , config and output . Please let me know i will share.

Thanks in advanced.

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<div class="post-metadata">

### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [December 1, 2020, 7:07am UTC](https://discuss.elastic.co/t/unable-to-access-secured-elasticsearch-using-logstash/253093/9 "2020-12-01T07:07:51Z")

</div>

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