Elastic Stack 및 Docker Compose 시작하기: 제1부

# Project namespace (defaults to the current folder name if not set)
#COMPOSE_PROJECT_NAME=myproject


# Password for the 'elastic' user (at least 6 characters)
ELASTIC_PASSWORD=changeme


# Password for the 'kibana_system' user (at least 6 characters)
KIBANA_PASSWORD=changeme


# Version of Elastic products
STACK_VERSION=8.7.1


# Set the cluster name
CLUSTER_NAME=docker-cluster


# Set to 'basic' or 'trial' to automatically start the 30-day trial
LICENSE=basic
#LICENSE=trial


# Port to expose Elasticsearch HTTP API to the host
ES_PORT=9200


# Port to expose Kibana to the host
KIBANA_PORT=5601


# Increase or decrease based on the available host memory (in bytes)
ES_MEM_LIMIT=1073741824
KB_MEM_LIMIT=1073741824
LS_MEM_LIMIT=1073741824


# SAMPLE Predefined Key only to be used in POC environments
ENCRYPTION_KEY=c34d38b3a14956121ff2170e5030b471551370178f43e5626eec58b04a30fae2

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version: "3.8"


volumes:
 certs:
   driver: local
 esdata01:
   driver: local
 kibanadata:
   driver: local
 metricbeatdata01:
   driver: local
 filebeatdata01:
   driver: local
 logstashdata01:
   driver: local


networks:
 default:
   name: elastic
   external: false


services:
 setup:
   image: docker.elastic.co/elasticsearch/elasticsearch:${STACK_VERSION}
   volumes:
     - certs:/usr/share/elasticsearch/config/certs
   user: "0"
   command: >
     bash -c '
       if [ x${ELASTIC_PASSWORD} == x ]; then
         echo "Set the ELASTIC_PASSWORD environment variable in the .env file";
         exit 1;
       elif [ x${KIBANA_PASSWORD} == x ]; then
         echo "Set the KIBANA_PASSWORD environment variable in the .env file";
         exit 1;
       fi;
       if [ ! -f config/certs/ca.zip ]; then
         echo "Creating CA";
         bin/elasticsearch-certutil ca --silent --pem -out config/certs/ca.zip;
         unzip config/certs/ca.zip -d config/certs;
       fi;
       if [ ! -f config/certs/certs.zip ]; then
         echo "Creating certs";
         echo -ne \
         "instances:\n"\
         "  - name: es01\n"\
         "    dns:\n"\
         "      - es01\n"\
         "      - localhost\n"\
         "    ip:\n"\
         "      - 127.0.0.1\n"\
         "  - name: kibana\n"\
         "    dns:\n"\
         "      - kibana\n"\
         "      - localhost\n"\
         "    ip:\n"\
         "      - 127.0.0.1\n"\
         > config/certs/instances.yml;
         bin/elasticsearch-certutil cert --silent --pem -out config/certs/certs.zip --in config/certs/instances.yml --ca-cert config/certs/ca/ca.crt --ca-key config/certs/ca/ca.key;
         unzip config/certs/certs.zip -d config/certs;
       fi;
       echo "Setting file permissions"
       chown -R root:root config/certs;
       find . -type d -exec chmod 750 \{\} \;;
       find . -type f -exec chmod 640 \{\} \;;
       echo "Waiting for Elasticsearch availability";
       until curl -s --cacert config/certs/ca/ca.crt https://es01:9200 | grep -q "missing authentication credentials"; do sleep 30; done;
       echo "Setting kibana_system password";
       until curl -s -X POST --cacert config/certs/ca/ca.crt -u "elastic:${ELASTIC_PASSWORD}" -H "Content-Type: application/json" https://es01:9200/_security/user/kibana_system/_password -d "{\"password\":\"${KIBANA_PASSWORD}\"}" | grep -q "^{}"; do sleep 10; done;
       echo "All done!";
     '
   healthcheck:
     test: ["CMD-SHELL", "[ -f config/certs/es01/es01.crt ]"]
     interval: 1s
     timeout: 5s
     retries: 120

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 es01:
   depends_on:
     setup:
       condition: service_healthy
   image: docker.elastic.co/elasticsearch/elasticsearch:${STACK_VERSION}
   labels:
     co.elastic.logs/module: elasticsearch
   volumes:
     - certs:/usr/share/elasticsearch/config/certs
     - esdata01:/usr/share/elasticsearch/data
   ports:
     - ${ES_PORT}:9200
   environment:
     - node.name=es01
     - cluster.name=${CLUSTER_NAME}
     - discovery.type=single-node
     - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
     - bootstrap.memory_lock=true
     - xpack.security.enabled=true
     - xpack.security.http.ssl.enabled=true
     - xpack.security.http.ssl.key=certs/es01/es01.key
     - xpack.security.http.ssl.certificate=certs/es01/es01.crt
     - xpack.security.http.ssl.certificate_authorities=certs/ca/ca.crt
     - xpack.security.transport.ssl.enabled=true
     - xpack.security.transport.ssl.key=certs/es01/es01.key
     - xpack.security.transport.ssl.certificate=certs/es01/es01.crt
     - xpack.security.transport.ssl.certificate_authorities=certs/ca/ca.crt
     - xpack.security.transport.ssl.verification_mode=certificate
     - xpack.license.self_generated.type=${LICENSE}
   mem_limit: ${ES_MEM_LIMIT}
   ulimits:
     memlock:
       soft: -1
       hard: -1
   healthcheck:
     test:
       [
         "CMD-SHELL",
         "curl -s --cacert config/certs/ca/ca.crt https://localhost:9200 | grep -q 'missing authentication credentials'",
       ]
     interval: 10s
     timeout: 10s
     retries: 120

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{"@timestamp":"2023-04-14T13:16:22.148Z", "log.level":"ERROR", "message":"node validation exception\n[1] bootstrap checks failed. You must address the points described in the following [1] lines before starting Elasticsearch.\nbootstrap check failure [1] of [1]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]", "ecs.version": "1.2.0","service.name":"ES_ECS","event.dataset":"elasticsearch.server","process.thread.name":"main","log.logger":"org.elasticsearch.bootstrap.Elasticsearch","elasticsearch.node.name":"es01","elasticsearch.cluster.name":"docker-cluster"}

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kibana:
   depends_on:
     es01:
       condition: service_healthy
   image: docker.elastic.co/kibana/kibana:${STACK_VERSION}
   labels:
     co.elastic.logs/module: kibana
   volumes:
     - certs:/usr/share/kibana/config/certs
     - kibanadata:/usr/share/kibana/data
   ports:
     - ${KIBANA_PORT}:5601
   environment:
     - SERVERNAME=kibana
     - ELASTICSEARCH_HOSTS=https://es01:9200
     - ELASTICSEARCH_USERNAME=kibana_system
     - ELASTICSEARCH_PASSWORD=${KIBANA_PASSWORD}
     - ELASTICSEARCH_SSL_CERTIFICATEAUTHORITIES=config/certs/ca/ca.crt
     - XPACK_SECURITY_ENCRYPTIONKEY=${ENCRYPTION_KEY}
     - XPACK_ENCRYPTEDSAVEDOBJECTS_ENCRYPTIONKEY=${ENCRYPTION_KEY}
     - XPACK_REPORTING_ENCRYPTIONKEY=${ENCRYPTION_KEY}
   mem_limit: ${KB_MEM_LIMIT}
   healthcheck:
     test:
       [
         "CMD-SHELL",
         "curl -s -I http://localhost:5601 | grep -q 'HTTP/1.1 302 Found'",
       ]
     interval: 10s
     timeout: 10s
     retries: 120

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 metricbeat01:
   depends_on:
     es01:
       condition: service_healthy
     kibana:
       condition: service_healthy
   image: docker.elastic.co/beats/metricbeat:${STACK_VERSION}
   user: root
   volumes:
     - certs:/usr/share/metricbeat/certs
     - metricbeatdata01:/usr/share/metricbeat/data
     - "./metricbeat.yml:/usr/share/metricbeat/metricbeat.yml:ro"
     - "/var/run/docker.sock:/var/run/docker.sock:ro"
     - "/sys/fs/cgroup:/hostfs/sys/fs/cgroup:ro"
     - "/proc:/hostfs/proc:ro"
     - "/:/hostfs:ro"
   environment:
     - ELASTIC_USER=elastic
     - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
     - ELASTIC_HOSTS=https://es01:9200
     - KIBANA_HOSTS=http://kibana:5601
     - LOGSTASH_HOSTS=http://logstash01:9600

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metricbeat.config.modules:
 path: ${path.config}/modules.d/*.yml
 reload.enabled: false


metricbeat.modules:
- module: elasticsearch
 xpack.enabled: true
 period: 10s
 hosts: ${ELASTIC_HOSTS}
 ssl.certificate_authorities: "certs/ca/ca.crt"
 ssl.certificate: "certs/es01/es01.crt"
 ssl.key: "certs/es01/es01.key"
 username: ${ELASTIC_USER}
 password: ${ELASTIC_PASSWORD}
 ssl.enabled: true


- module: logstash
 xpack.enabled: true
 period: 10s
 hosts: ${LOGSTASH_HOSTS}


- module: kibana
 metricsets:
   - stats
 period: 10s
 hosts: ${KIBANA_HOSTS}
 username: ${ELASTIC_USER}
 password: ${ELASTIC_PASSWORD}
 xpack.enabled: true


- module: docker
 metricsets:
   - "container"
   - "cpu"
   - "diskio"
   - "healthcheck"
   - "info"
   #- "image"
   - "memory"
   - "network"
 hosts: ["unix:///var/run/docker.sock"]
 period: 10s
 enabled: true


processors:
 - add_host_metadata: ~
 - add_docker_metadata: ~


output.elasticsearch:
 hosts: ${ELASTIC_HOSTS}
 username: ${ELASTIC_USER}
 password: ${ELASTIC_PASSWORD}
 ssl:
   certificate: "certs/es01/es01.crt"
   certificate_authorities: "certs/ca/ca.crt"
   key: "certs/es01/es01.key"

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 filebeat01:
   depends_on:
     es01:
       condition: service_healthy
   image: docker.elastic.co/beats/filebeat:${STACK_VERSION}
   user: root
   volumes:
     - certs:/usr/share/filebeat/certs
     - filebeatdata01:/usr/share/filebeat/data
     - "./filebeat_ingest_data/:/usr/share/filebeat/ingest_data/"
     - "./filebeat.yml:/usr/share/filebeat/filebeat.yml:ro"
     - "/var/lib/docker/containers:/var/lib/docker/containers:ro"
     - "/var/run/docker.sock:/var/run/docker.sock:ro"
   environment:
     - ELASTIC_USER=elastic
     - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
     - ELASTIC_HOSTS=https://es01:9200
     - KIBANA_HOSTS=http://kibana:5601
     - LOGSTASH_HOSTS=http://logstash01:9600

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filebeat.inputs:
- type: filestream
 id: default-filestream
 paths:
   - ingest_data/*.log


filebeat.autodiscover:
 providers:
   - type: docker
     hints.enabled: true


processors:
- add_docker_metadata: ~


setup.kibana:
 host: ${KIBANA_HOSTS}
 username: ${ELASTIC_USER}
 password: ${ELASTIC_PASSWORD}


output.elasticsearch:
 hosts: ${ELASTIC_HOSTS}
 username: ${ELASTIC_USER}
 password: ${ELASTIC_PASSWORD}
 ssl.enabled: true
 ssl.certificate_authorities: "certs/ca/ca.crt"

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 logstash01:
   depends_on:
     es01:
       condition: service_healthy
     kibana:
       condition: service_healthy
   image: docker.elastic.co/logstash/logstash:${STACK_VERSION}
   labels:
     co.elastic.logs/module: logstash
   user: root
   volumes:
     - certs:/usr/share/logstash/certs
     - logstashdata01:/usr/share/logstash/data
     - "./logstash_ingest_data/:/usr/share/logstash/ingest_data/"
     - "./logstash.conf:/usr/share/logstash/pipeline/logstash.conf:ro"
   environment:
     - xpack.monitoring.enabled=false
     - ELASTIC_USER=elastic
     - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
     - ELASTIC_HOSTS=https://es01:9200

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input {
 file {
   #https://www.elastic.co/guide/en/logstash/current/plugins-inputs-file.html
   #default is TAIL which assumes more data will come into the file.
   #change to mode => "read" if the file is a compelte file.  by default, the file will be removed once reading is complete -- backup your files if you need them.
   mode => "tail"
   path => "/usr/share/logstash/ingest_data/*"
 }
}


filter {
}


output {
 elasticsearch {
   index => "logstash-%{+YYYY.MM.dd}"
   hosts=> "${ELASTIC_HOSTS}"
   user=> "${ELASTIC_USER}"
   password=> "${ELASTIC_PASSWORD}"
   cacert=> "certs/ca/ca.crt"
 }
}

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