This docker image is based on mcreations/openwrt-x64:latest.
To install, make and optionally make clean.
You may start Fluent-bit with one of the built-in configs, found in src/fluent-bit/conf/, or make your own config file, say FOO.conf. This can also be a combination of built-in configs, with or without own extra rules, as specified here.
docker run -v /full/path/to/your/file/FOO.conf:/opt/fluent-bit/FOO.conf -e FLUENTBIT_CONFIG_FILE=/opt(fluent-bit/FOO.conf docker-openwrt-fluentbit
To update to a version with tag $TAG, do:
git subtree pull -P src/fluent-bit --squash https://github.com/fluent/fluent-bit.git $TAG
make && make clean