[SERVICE]
    HTTP_Server  On
    HTTP_Listen  0.0.0.0
    HTTP_PORT    2020
    Health_Check On
    HC_Errors_Count 5
    HC_Retry_Failure_Count 5
    HC_Period 5
    Log_level debug

[INPUT]
    Name random
    Tag test
    Samples 10

[FILTER]
    Name Lua
    Match *
    call append_tag
    code function append_tag(tag, timestamp, record) new_record = record new_record["tag"] = tag return 1, timestamp, new_record end

[FILTER]
    Name Expect
    Match *
    key_exists tag
    key_val_eq tag test
    action exit

[OUTPUT]
    Name stdout
    Match *