From 2056a2153855c4ed330a760e6c0838d050c6c926 Mon Sep 17 00:00:00 2001
From: brunoais <brunoaiss@gmail.com>
Date: Sat, 16 Apr 2022 14:44:16 +0100
Subject: [PATCH] Add shell script execution to the server

---
 .../java/com/genymobile/scrcpy/Command.java   | 42 ++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

diff --git a/server/src/main/java/com/genymobile/scrcpy/Command.java b/server/src/main/java/com/genymobile/scrcpy/Command.java
index 0ef976a6..cd5bb89b 100644
--- a/server/src/main/java/com/genymobile/scrcpy/Command.java
+++ b/server/src/main/java/com/genymobile/scrcpy/Command.java
@@ -1,7 +1,9 @@
 package com.genymobile.scrcpy;
 
-import java.io.IOException;
+import java.io.*;
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Scanner;
 
 public final class Command {
@@ -17,6 +19,44 @@ public final class Command {
         }
     }
 
+    public static void execShellScript(String script, String... args) throws IOException, InterruptedException {
+
+        ArrayList<String> cmd = new ArrayList<>();
+        cmd.add("sh");
+        cmd.add("-s");
+        cmd.addAll(Arrays.asList(args));
+
+        Process process = Runtime.getRuntime().exec(cmd.toArray(new String[]{}));
+        BufferedReader err = new BufferedReader(new InputStreamReader(process.getErrorStream()));
+        BufferedReader output = new BufferedReader(new InputStreamReader(process.getInputStream()));
+        BufferedWriter input = new BufferedWriter(new OutputStreamWriter(process.getOutputStream()));
+        input.write(script);
+        input.close();
+
+        StringBuilder fullLines = new StringBuilder();
+        String line;
+        if (Ln.isEnabled(Ln.Level.DEBUG)) {
+            while ((line = output.readLine()) != null) {
+                fullLines.append(line);
+                fullLines.append("\n");
+            }
+            Ln.d("Custom script output:\n---\n" + fullLines + "\n----\n");
+        }
+        fullLines = new StringBuilder();
+        if (Ln.isEnabled(Ln.Level.WARN)) {
+            while ((line = err.readLine()) != null) {
+                fullLines.append(line);
+                fullLines.append("\n");
+            }
+            Ln.w("Custom script err:\n---\n" + fullLines + "\n----\n");
+        }
+
+        int exitCode = process.waitFor();
+        if (exitCode != 0) {
+            throw new IOException("Custom script with args: " + Arrays.toString(args) + " returned with value " + exitCode);
+        }
+    }
+
     public static String execReadLine(String... cmd) throws IOException, InterruptedException {
         String result = null;
         Process process = Runtime.getRuntime().exec(cmd);