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single_value
The single_value formatter plugin output the value of a single field instead of the whole record.
This formatter is often used in conjunction with none parser in input plugin.

Parameters

add_newline

type
default
version
bool
true
0.14.0
Adds \n to the result. If there is a trailing \n already, set it false.

message_key

type
default
version
string
message
0.14.0
The value of this field is outputted.

newline

type
default
version
enum
lf (for non-Windows) or crlf (for Windows)
1.11.5
Specify newline characters.

Example

1
tag: app.event
2
time: 1362020400
3
record: {"message":"Hello from Fluentd!"}
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This incoming event is formatted to:
In non-Windows:
1
Hello from Fluentd!\n
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In Windows:
1
Hello from Fluentd!\r\n
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If this article is incorrect or outdated, or omits critical information, please let us know. Fluentd is an open-source project under Cloud Native Computing Foundation (CNCF). All components are available under the Apache 2 License.
Last modified 4mo ago