From 832f6520d0e1086e11e51cee71dd9e194df833eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Wed, 21 Aug 2019 20:01:17 +0200
Subject: [PATCH] generate-alt-random-writes: script to generate payload for
 profiling

---
 scripts/generate-alt-random-writes.py | 35 +++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100755 scripts/generate-alt-random-writes.py

diff --git a/scripts/generate-alt-random-writes.py b/scripts/generate-alt-random-writes.py
new file mode 100755
index 00000000..94891e44
--- /dev/null
+++ b/scripts/generate-alt-random-writes.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+import random
+import shutil
+import sys
+
+
+def main():
+    term_size = shutil.get_terminal_size()
+    lines = term_size.lines
+    cols = term_size.columns
+
+    # Number of characters to write to screen
+    count = 1 * 1024**2
+
+    # Characters to choose from
+    alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRTSTUVWXYZ0123456789 '
+
+    # Enter alt screen
+    sys.stdout.write('\033[?1049h')
+
+    for _ in range(count):
+        # Generate a random location and a random character
+        pos = (random.randint(0, cols), random.randint(0, lines))
+        c = random.choice(alphabet)
+
+        # Write character
+        sys.stdout.write(f'\033[{pos[1] + 1};{pos[0] + 1}H')
+        sys.stdout.write(c)
+
+    # Leave alt screen
+    sys.stdout.write('\033[?1049l')
+
+
+if __name__ == '__main__':
+    sys.exit(main())