fluent-bit output plugin for google pubsub

This plugin is used to publish data to queue in google pubsub.

You could easily use it.

Build

A bin directory already has been made binaries for mac, linux.

If you should directly make binaries for mac, linux

# local machine binary
$ make local-build

# Your machine is mac, and if you should do to retry cross compiling for linux.
# A command in below is required a docker.  
$ make build-linux

Usage

configuration options for fluent-bit.conf

Key	Description	Default
Project	Google Cloud project ID	NONE(required)
Topic	Google Cloud Pub/Sub topic name	NONE(required)
Format	The type of message to be sent to pubsub. Currently, only json is supported.	NONE(optional)
Attributes	JSON string specifying message attributes	NONE(optional)
Debug	Print debug log	False(optional)
Timeout	The maximum time that the client will attempt to publish a bundle of messages. (millsecond)	60000(optional)
DelayThreshold	Publish a non-empty batch after this delay has passed. (millsecond)	1
ByteThreshold	Publish a batch when its size in bytes reaches this value.	1000000(optional)
CountThreshold	Publish a batch when it has been reached count of messages.	100(optional)
BufferedByteLimit	The maximum number of bytes that the client will buffer before the messages are sent to Pub/Sub.(byte)	10000000(optional)

Example fluent-bit.conf

[Output]
    Name pubsub
    Match *
    Project your-project(custom)
    Topic your-topic-name(custom)
    Format json
    Attributes {"key1":"value1","key2":"value2"} 

Example exec

$ fluent-bit -c [your config file] -e pubsub.so