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https://github.com/d4rken/RxShell

Easy shell access for Android apps using RxJava.
https://github.com/d4rken/RxShell

android root rxjava shell

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Easy shell access for Android apps using RxJava.

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README

        

# RxShell

![Build](https://github.com/d4rken/RxShell/actions/workflows/android.yml/badge.svg)
[ ![Download](https://jitpack.io/v/d4rken/rxshell.svg)](https://jitpack.io/#d4rken/rxshell)
[ ![Coverage Status](https://coveralls.io/repos/github/d4rken/RxShell/badge.svg?branch=master)](https://coveralls.io/github/d4rken/RxShell?branch=master)

A library that helps your app interact with shells on Android.

## Quickstart
Include the library in your modules `build.gradle` file:
```groovy
implementation 'eu.darken.rxshell:'
```

Now your project is ready to use the library, let's quickly talk about a few core concepts:

1. You construct a shell using `RxCmdShell.builder()`.
2. The shell has to be opened before use (`shell.open()`), which will launch the process and give you a `RxCmdShell.Session` to work with.
3. Build your commands with `Cmd.builder("your command")`.
4. Commands are run with `session.submit(command)`, `cmd.submit(session)` or `cmd.execute(session)`.
5. Remember to `close()` the session to release resources.

### Examples
#### Single-Shot execution
If you pass a shell builder to the command it will be used for a single shot execution.

A shell is created and opened, used and closed.

`Cmd.execute(...)` is shorthand for `Cmd.submit(...).blockingGet()`, so don't run it from a UI thread.

```java
Cmd.Result result = Cmd.builder("echo hello").execute(RxCmdShell.builder());
```

#### Reusing a shell
If you want to issue multiple commands, you can reuse the shell which is faster and uses less resources.

```java
RxCmdShell.Session session = RxCmdShell.builder().build().open().blockingGet();
// Blocking
Cmd.Result result1 = Cmd.builder("echo straw").execute(session);
// Async
Cmd.builder("echo berry").submit(session).subscribe(result -> Log.i("ExitCode: " + result.getExitCode()));
shell.close().blockingGet();
```

The default shell process is launched using `sh`, if you want to open a root shell (using `su`) tell the ShellBuilder!
```java
Cmd.Result result = Cmd.builder("echo hello").execute(RxCmdShell.builder().root(true));
```

#### Checking root access
```java
// General info
new RootContext.Builder(getContext()).build().subscribe(c -> {/* c.getRoot().getState() */});
// Just root state
Root root = new Root.Builder().build().blockingGet();
if(root.getState() == Root.State.ROOTED) /* yay */

```

## Used by
* [SD Maid](https://github.com/d4rken/sdmaid-public), which was also the motivation for this library.

## Alternatives
While this is obviously :^) the best library, there are alternatives you could be interested in:

* [@Chainfire's](https://twitter.com/ChainfireXDA) [libsuperuser](https://github.com/Chainfire/libsuperuser)
* [@SpazeDog's](https://github.com/SpazeDog) [rootfw](https://github.com/SpazeDog/rootfw)
* [@topjohnwu's](https://twitter.com/topjohnwu) [libsu](https://github.com/topjohnwu/libsu)