From 61470b08d1a7726edc88df802155946edf404acc Mon Sep 17 00:00:00 2001
From: root <root@localhost>
Date: Sat, 16 Sep 2023 12:38:19 -0600
Subject: [PATCH] wrvtcmd --- write command to virtual terminal

---
 wrvtcmd | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100755 wrvtcmd

diff --git a/wrvtcmd b/wrvtcmd
new file mode 100755
index 0000000..dafac52
--- /dev/null
+++ b/wrvtcmd
@@ -0,0 +1,66 @@
+#!/usr/bin/env python3
+
+"""
+wrvtcmd --- write command to virtual terminal.
+"""
+
+# MIT License
+#
+# Copyright (c) 2023 Jeff Moe
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+import fcntl
+import sys
+import termios
+import argparse
+
+
+def main():
+    parser = argparse.ArgumentParser(description="write command to virtual terminal")
+    parser.add_argument(
+        "-c",
+        "--cmd",
+        help="command to run (default echo)",
+        type=str,
+        required=False,
+        default="echo",
+    )
+    parser.add_argument(
+        "-t",
+        "--tty",
+        help="TTY to use (default /dev/tty1)",
+        type=str,
+        required=False,
+        default="/dev/tty1",
+    )
+    args = parser.parse_args()
+    CMD = args.cmd
+    TTY = args.tty
+
+    with open(TTY, "w") as fd:
+        for char in CMD:
+            print(char, end="")
+            fcntl.ioctl(fd, termios.TIOCSTI, char)
+        fcntl.ioctl(fd, termios.TIOCSTI, "\n")
+        print()
+
+
+if __name__ == "__main__":
+    main()