capture/README.md
Simon Vieille 6d1722b302
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2023-05-26 15:58:51 +02:00

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**Capture** is a reverse proxy that takes an incoming HTTP request and sends it to another server,
proxying the response back to the client, while showing them in a dashboard.
[![status-badge](https://ci.gitnet.fr/api/badges/deblan/capture/status.svg)](https://ci.gitnet.fr/deblan/capture)
## Running
```
./capture -url=https://example.com/
```
#### Settings
| param | description |
|--------------|-------------|
| `-url` | **Required.** Set the url you want to proxy |
| `-port` | Set the proxy port. Default: *9000* |
| `-dashboard` | Set the dashboard port. Default: *9001* |
| `-captures` | Set how many captures to show in the dashboard. Default: *16* |
## Using
If you set your base url as `http://example.com/api`, now `http://localhost:9000` points to that
address. Hence, calling `http://localhost:9000/users/1` is like calling `http://example.com/api/users/1`
*Capture* saves all requests and responses so that you can see them in the dashboard.
## Dashboard
To access the dashboard go to `http://localhost:9001/`
##### Preview
![dashboard](https://upload.deblan.org/u/2023-05/6470ba9d.png)
## Building
Manually:
```
git clone --depth 1 https://gitnet.fr/deblan/capture.git
cd capture
go build
```
Via docker:
```
git clone --depth 1 https://gitnet.fr/deblan/capture.git
cd capture
docker run --rm -v $PWD:/src -w /src -e GOOS=darwin -e GOARCH=amd64 golang:alpine go build
```
Now you have an executable binary in your directory.
**Note:** change `GOOS=darwin` to `linux` or `windows` to create an executable for your corresponding Operating System.
## Plugins
Put [plugin](https://golang.org/pkg/plugin/) files in the current directory.
They are loaded sorted by filename on startup.
Plugins must export the following function:
```go
func Handler(proxy http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
proxy(w, r)
}
}
```