input {
    file {  
        path => ["/Users/KG/Documents/logs/app-a/*.log"]  
        type => "app-a"
    }  
    file {  
        path => ["/Users/KG/Documents/logs/app-b/*.log"] 
        type => "app-b"
    }  
}

output {
    stdout {
      codec => rubydebug
    }
    if [type] == "app-a" {  
       elasticsearch { 
            hosts => "你的elastic服务器地址:9200"  
            index =>  "app-a-%{+YYYY.MM.dd}"
            document_type => "log4j_type"
        }  
    }  
    else if [type] == "app-b" {  
        elasticsearch { 
            hosts => "你的elastic服务器地址:9200"  
            index => "app-b-%{+YYYY.MM.dd}"
            document_type => "log4j_type"
        }  
    }  
}