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hot-reload: add config file option #1226

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Oct 10, 2023
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hot-reload: add config file option #1226

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16 changes: 7 additions & 9 deletions administration/hot-reload.md
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Original file line number Diff line number Diff line change
Expand Up @@ -4,19 +4,19 @@ description: Enable hot reload through SIGHUP signal or an HTTP endpoint

# Hot Reload

Fluent Bit supports the hot reloading feature when enabled via the command line with `-Y` or `--enable-hot-reload` option.
Fluent Bit supports the hot reloading feature when enabled via the configuration file or command line with `-Y` or `--enable-hot-reload` option.

## Getting Started

To get started with reloading via HTTP, the first step is to enable the HTTP Server from the configuration file:

```
```toml
[SERVICE]
HTTP_Server On
HTTP_Listen 0.0.0.0
HTTP_PORT 2020

# Other stuff of plugin configurations
Hot_Reload On
...
```

The above configuration snippet will enable the HTTP endpoint for hot reloading.
Expand All @@ -32,11 +32,10 @@ Hot reloading can be kicked via HTTP endpoints that are:

If users don't enable the hot reloading feature, hot reloading via these endpoints will not work.

For using curl to reload fluent-bit, users must specify an empty request body as:
For using curl to reload Fluent Bit, users must specify an empty request body as:


```text
$ curl -X POST -d {} localhost:2020/api/v2/reload
```shell
curl -X POST -d '{}' localhost:2020/api/v2/reload
```

### Via Signal
Expand All @@ -48,4 +47,3 @@ Hot reloading also can be kicked via `SIGHUP`.
## Limitations

The hot reloading feature is currently working on Linux and macOS. Windows is not supported yet.