README ¶
Reloader
1. Introduction
Reloader is a service that watch changes in ConfigMap
and trigger a config dynamic reload without process restart. Reloader is capable of killing containers or processes in pod, serviced through GRPC API, the controller do rolling upgrades on Pods by using the API.
2. Getting Started
You can get started with Reloader, by any of the following methods:
- Download the release for your platform from github.com/apecloud/kubeblocks/release
- Use the available Reloader docker image
docker run -it apecloud/kubeblocks
- Build
reloader
from sources
2.1 Build
Compiler Go 1.20+
(Generics Programming Support), checking the Go Installation to see how to install Go on your platform.
Use make reloader
to build and produce the reloader
binary file. The executable is produced under current directory.
$ cd kubeblocks
$ make reloader
2.2 Run
You can run the following command to start Reloader once built
reloader Provides a mechanism to implement reload config files in a sidecar for kubeblocks.
Usage:
reloader [flags]
Flags:
--container-runtime string the config set cri runtime type. (default "auto")
--debug the config set debug.
--disable-runtime the config set disable runtime.
-h, --help help for reloader
--log-level string the config set log level. enum: [error, info, debug] (default "info")
--notify-type notifyType the config describe how to process notification messages. (default signal)
--pod-ip string the config set pod ip address. (default "127.0.0.1")
--process string the config describe what is db program.
--regex string the config set filter config file.
--runtime-endpoint string the config set cri runtime endpoint.
--signal string the config describe reload unix signal. (default "SIGHUP")
--tcp int the config set service port. (default 9901)
--volume-dir stringArray the config map volume directory to watch for updates; may be used multiple times.
./bin/reloader --disable-runtime --log-level debug --process mysqld --signal SIGHUP --volume-dir /opt/mysql --volume-dir /etc/mysql
3. License
Reloader is under the AGPL 3.0 license. See the LICENSE file for details.
Documentation ¶
There is no documentation for this package.