ClickStack으로 Nginx 로그 모니터링

http {
    log_format json_combined escape=json
    '{'
      '"time_local":"$time_local",'
      '"remote_addr":"$remote_addr",'
      '"request_method":"$request_method",'
      '"request_uri":"$request_uri",'
      '"status":$status,'
      '"body_bytes_sent":$body_bytes_sent,'
      '"request_time":$request_time,'
      '"upstream_response_time":"$upstream_response_time",'
      '"http_referer":"$http_referer",'
      '"http_user_agent":"$http_user_agent"'
    '}';

    access_log /var/log/nginx/access.log json_combined;
    error_log /var/log/nginx/error.log warn;
}

receivers:
  filelog:
    include:
      - /var/log/nginx/access.log
      - /var/log/nginx/error.log
    start_at: end 
    operators:
      - type: json_parser
        parse_from: body
        parse_to: attributes
      - type: time_parser
        parse_from: attributes.time_local
        layout: '%d/%b/%Y:%H:%M:%S %z'
      - type: add
        field: attributes.source
        value: "nginx"

service:
  pipelines:
    logs/nginx:
      receivers: [filelog]
      processors:
        - memory_limiter
        - transform
        - batch
      exporters:
        - clickhouse

services:
  clickstack:
    # ... 기존 구성 ...
    environment:
      - CUSTOM_OTELCOL_CONFIG_FILE=/etc/otelcol-contrib/custom.config.yaml
      # ... 기타 환경 변수 ...
    volumes:
      - ./nginx-monitoring.yaml:/etc/otelcol-contrib/custom.config.yaml:ro
      - /var/log/nginx:/var/log/nginx:ro
      # ... 기타 볼륨 ...

docker run --name clickstack \
  -p 8080:8080 -p 4317:4317 -p 4318:4318 \
  -e CUSTOM_OTELCOL_CONFIG_FILE=/etc/otelcol-contrib/custom.config.yaml \
  -v "$(pwd)/nginx-monitoring.yaml:/etc/otelcol-contrib/custom.config.yaml:ro" \
  -v /var/log/nginx:/var/log/nginx:ro \
  clickhouse/clickstack-all-in-one:latest

# 로그 다운로드
curl -O https://datasets-documentation.s3.eu-west-3.amazonaws.com/clickstack-integrations/access.log

cat > nginx-demo.yaml << 'EOF'
receivers:
  filelog:
    include:
      - /tmp/nginx-demo/access.log
    start_at: beginning  # 데모 데이터는 처음부터 읽기
    operators:
      - type: json_parser
        parse_from: body
        parse_to: attributes
      - type: time_parser
        parse_from: attributes.time_local
        layout: '%d/%b/%Y:%H:%M:%S %z'
      - type: add
        field: attributes.source
        value: "nginx-demo"

service:
  pipelines:
    logs/nginx-demo:
      receivers: [filelog]
      processors:
        - memory_limiter
        - transform
        - batch
      exporters:
        - clickhouse
EOF

docker run --name clickstack-demo \
  -p 8080:8080 -p 4317:4317 -p 4318:4318 \
  -e CUSTOM_OTELCOL_CONFIG_FILE=/etc/otelcol-contrib/custom.config.yaml \
  -v "$(pwd)/nginx-demo.yaml:/etc/otelcol-contrib/custom.config.yaml:ro" \
  -v "$(pwd)/access.log:/tmp/nginx-demo/access.log:ro" \
  clickhouse/clickstack-all-in-one:latest