No Display Environment when the Systemd Service Initializes

README.md

@@ -252,7 +252,7 @@ You can simply run "[setup.sh](scripts/setup.sh)" and it will install everything
 dependencies of LEADS for you.
 
 ```shell
-/bin/sh "setup.sh$(wget -O setup.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/setup.sh)" && rm setup.sh || rm setup.sh
+bash "setup.sh$(wget -O setup.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/setup.sh)" && rm setup.sh || rm setup.sh
 ```
 
 This will create a shortcut to save you from typing `python-leads -m leads_vec ...`, instead, you will just need to call
@@ -263,7 +263,7 @@ This will create a shortcut to save you from typing `python-leads -m leads_vec .
 [python-install.sh](scripts/python-install.sh) will only install Python 3.12 and Tcl/Tk.
 
 ```shell
-/bin/sh "python-install.sh$(wget -O python-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/python-install.sh)" && rm python-install.sh || rm python-install.sh
+bash "python-install.sh$(wget -O python-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/python-install.sh)" && rm python-install.sh || rm python-install.sh
 ```
 
 ### frp
@@ -272,19 +272,19 @@ We use frp for reverse proxy. This is optional if you do not need public connect
 "[frp-install.sh](scripts/frp-install.sh)".
 
 ```shell
-/bin/sh "frp-install.sh$(wget -O frp-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/frp-install.sh)" && rm frp-install.sh || rm frp-install.sh
+bash "frp-install.sh$(wget -O frp-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/frp-install.sh)" && rm frp-install.sh || rm frp-install.sh
 ```
 
 To configure frp, use "[frp-config.sh](scripts/frp-config.sh)".
 
 ```shell
-/bin/sh "frp-config.sh$(wget -O frp-config.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/frp-config.sh)" && rm frp-config.sh || rm frp-config.sh
+bash "frp-config.sh$(wget -O frp-config.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/frp-config.sh)" && rm frp-config.sh || rm frp-config.sh
 ```
 
 There are 4 arguments for this script, of which the first 2 are required.
 
 ```shell
-/bin/sh "frp-config.sh$(...)" {frp_server_ip} {frp_token} {frp_port} {comm_port} && rm frp-config.sh || rm frp-config.sh
+bash "frp-config.sh$(...)" {frp_server_ip} {frp_token} {frp_port} {comm_port} && rm frp-config.sh || rm frp-config.sh
 ```
 
 ### OBS Studio
@@ -293,7 +293,7 @@ We also use OBS Studio for streaming, but it is not required. If you want to ins
 run "[obs-install.sh](scripts/obs-install.sh)".
 
 ```shell
-/bin/sh "obs-install.sh$(wget -O obs-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/obs-install.sh)" && rm obs-install.sh || rm obs-install.sh
+bash "obs-install.sh$(wget -O obs-install.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/obs-install.sh)" && rm obs-install.sh || rm obs-install.sh
 ```
 
 Do not run the OBS Studio directly, instead, use "[obs-run.sh](scripts/obs-run.sh)".
@@ -307,7 +307,7 @@ wget -O obs-run.sh https://raw.githubusercontent.com/ProjectNeura/LEADS/master/s
 Run the script as shown.
 
 ```shell
-/bin/sh obs-run.sh
+bash obs-run.sh
 ```
 
 If you want the identical layout configuration, see the following.

leads_audio/prototype.py

@@ -1,10 +1,13 @@
 from atexit import register as _register
+from threading import Thread as _Thread
+from time import sleep as _sleep
 
 from sdl2 import AUDIO_S16 as _AUDIO_S16
 from sdl2.sdlmixer import Mix_Init as _init, Mix_OpenAudioDevice as _open_audio_device, MIX_INIT_MP3 as _MIX_INIT_MP3, \
     Mix_LoadMUS as _load_music, Mix_PlayMusic as _play_music, Mix_Music as _Music, \
     Mix_GetError as _get_error, Mix_FreeMusic as _free_music, Mix_CloseAudio as _close_audio
 
+from leads import L as _L
 from leads_audio.system import _ASSETS_PATH
 
 
@@ -14,7 +17,19 @@ def _ensure(flag: int) -> None:
 
 
 _init(_MIX_INIT_MP3)
-_ensure(_open_audio_device(44100, _AUDIO_S16, 2, 2048, None, 1))
+
+
+def _try_open_audio_device() -> None:
+    flag = -1
+    while flag < 0:
+        try:
+            _ensure(flag := _open_audio_device(44100, _AUDIO_S16, 2, 2048, None, 1))
+        except RuntimeError as e:
+            _L.error(repr(e))
+            _sleep(10)
+
+
+_Thread(name="sdl initializer", target=_try_open_audio_device, daemon=True).start()
 
 
 @_register

leads_vec/_bootloader/leads_vec.service.sh

@@ -1,9 +1,13 @@
+#!/bin/bash
+
 if [ ! -x "/usr/local/leads/config.json" ];
 then
   echo "Error: Config file does not exist"
   exit 1
 fi
-
+while ! xhost >& /dev/null;
+do sleep 1
+done
 # change the interpreter or adjust the arguments according to your needs
 # do not remove `--xws`
 python-leads -m leads_vec -c /usr/local/leads/config.json --xws run

leads_vec/_bootloader/systemd.py

@@ -28,7 +28,7 @@ def create_service() -> None:
             f"User={(user := _get_login())}\n"
             "Environment=\"DISPLAY=:0\"\n"
             f"Environment=\"XAUTHORITY=/home/{user}/.Xauthority\"\n"
-            f"ExecStart=/bin/sh {script}\n"
+            f"ExecStart=/bin/bash {script}\n"
             "[Install]\n"
             "WantedBy=graphical.target"
         )

scripts/frp-config.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2

scripts/frp-install.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2

scripts/obs-install.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2

scripts/obs-run.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2

scripts/python-install.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2
@@ -29,7 +29,7 @@ execute_root "apt" "install" "-y" "python3.12-tk"
 echo "Creating Virtual Environment..."
 execute_root "python3.12" "-m" "venv" "/usr/local/leads/venv"
 echo "Creating Soft Links..."
-echo "#!/bin/sh" > "/bin/python-leads"
+echo "#!/bin/bash" > "/bin/python-leads"
 echo '/usr/local/leads/venv/bin/python "$@"' >> "/bin/python-leads"
 execute_root "chmod" "+x" "/bin/python-leads"
 execute_root "ln" "-s" "/usr/local/leads/venv/bin/pip" "/bin/pip-leads"

scripts/setup.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 abort() {
   printf "%s\n" "$@" >&2
@@ -21,13 +21,13 @@ execute_root() {
 
 echo "Installing Python..."
 execute_root "wget" "-O" "python-install.sh" "https://raw.githubusercontent.com/ProjectNeura/LEADS/master/scripts/python-install.sh"
-execute_root "/bin/sh" "python-install.sh"
+execute_root "/bin/bash" "python-install.sh"
 echo "Cleaning up..."
 execute_root "rm" "python-install.sh"
 echo "Installing dependencies..."
 execute "pip-leads" "install" "Pillow" "PySDL2" "customtkinter" "gpiozero" "lgpio" "pynmea2" "pynput" "pysdl2-dll" "pyserial" "leads"
 echo "Creating Shortcut..."
-echo "#!/bin/sh" > "/bin/leads-vec"
+echo "#!/bin/bash" > "/bin/leads-vec"
 echo 'python-leads -m leads_vec "$@"' >> "/bin/leads-vec"
 execute_root "chmod" "+x" "/bin/leads-vec"
 echo "Verifying..."