Tool which provides tail for Kinesis, it allows you to use one of two processors for the data returned, firstly one which decompresses and parses CloudWatch Logs data, and secondly one which just returns the raw data.
The cloudwatch logs reader is designed to work with a common pattern used at Versent for log distribution and storage.
For more information on the setup for cwlogs sub command to function it assumes the logs are gzipped batches of log JSON records in Kinesis see Real-time Processing of Log Data with Subscriptions
You can download kinesis-tail from Releases or install it using npm.
npm install @versent/kinesis-tail -g
usage: kinesis-tail [<flags>] <command> [<args> ...]
Flags:
--help Show context-sensitive help (also try --help-long and --help-man).
-t, --trace Enable trace mode.
-r, --region=REGION Configure the aws region.
--version Show application version.
Commands:
help [<command>...]
Show help.
cwlogs [<flags>] <stream>
Process cloudwatch logs data from kinesis.
--include=INCLUDE ... Include anything in log group names which match the supplied string.
--exclude=EXCLUDE ... Exclude anything in log group names which match the supplied string.
raw [<flags>] <stream>
Process raw data from kinesis.
--timeout=3600000 How long to capture raw data for before exiting in ms.
--count=0 How many records to capture raw data for before exiting.
List the kinesis streams in your account.
aws kinesis list-streams
To tail one of these streams and exit once you have captured 20 records.
kinesis-tail raw dev-1-stream --count 20
To tail one of these streams and exit after 30 seconds, and write the data to a file.
kinesis-tail raw dev-1-stream --timeout 30000 | tee data.log
This code is released under MIT License.
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