logstash-forwarder.conf

{
"network": {
    "servers": [ "{{logstash_elasticsearch_host }}:{{ logstash_listen_port_tcp }}" ],
    "ssl ca": "{{ logstash_forwarder_etc_dir }}/{{ ssl_cert }}", "timeout": 15
},
"files": [
    {
      "paths": [
        "/var/log/syslog",
        "/var/log/*.log"
      ],
      "fields": { "type": "syslog" }
    },
    {
       "paths": [
         "/var/log/apache2/*.log"
      ],
      "fields": { "type": "apache" }
    },
    {
      "paths": [
        "/var/log/nginx/*access.log"
       ],
      "fields": { "type": "nginx-access" }
    },
    {
      "paths": [
        "/opt/app/logs/nginx*access.log"
       ],
      "fields": { "type": "nginx-access" }
    },
    {
      "paths": [
        "/opt/boom/logs/app-core.log"
       ],
      "fields": { "type": "app-core" }
    }
]
}