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local_lavalink.py
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local_lavalink.py
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# -*- coding: utf-8 -*-
import os
import platform
import re
import shutil
import subprocess
import time
import zipfile
import requests
def download_file(url, filename):
if os.path.isfile(filename):
return
r = requests.get(url, stream=True)
total_size = int(r.headers.get('content-length', 0))
bytes_downloaded = 0
previows_progress = 0
start_time = time.time()
if total_size >= 1024 * 1024:
total_txt = f"{total_size / (1024 * 1024):.2f} MB"
else:
total_txt = f"{total_size / 1024:.2f} KB"
with open(f"{filename}.tmp", 'wb') as f:
for data in r.iter_content(chunk_size=2500*1024):
f.write(data)
bytes_downloaded += len(data)
try:
current_progress = int((bytes_downloaded / total_size) * 100)
except ZeroDivisionError:
current_progress = 0
if current_progress != previows_progress:
previows_progress = current_progress
time_elapsed = time.time() - start_time
try:
download_speed = bytes_downloaded / time_elapsed / 1024
if download_speed >= 1:
download_speed = (download_speed or 1) / 1024
speed_txt = "MB/s"
else:
speed_txt = "KB/s"
print(f"Download do arquivo {filename} {current_progress}% concluído ({download_speed:.2f} {speed_txt} / {total_txt})")
except:
print(f"Download do arquivo {filename} {current_progress}% concluído")
r.close()
os.rename(f"{filename}.tmp", filename)
return True
def validate_java(cmd: str, debug: bool = False):
try:
java_info = subprocess.check_output(f'{cmd} -version', shell=True, stderr=subprocess.STDOUT)
java_version = re.search(r'\d+', java_info.decode().split("\r")[0]).group().replace('"', '')
if int(java_version.split('.')[0]) >= 17:
return cmd
except Exception as e:
if debug:
print(f"\nFalha ao obter versão do java...\n"
f"Path: {cmd} | Erro: {repr(e)}\n")
def run_lavalink(
lavalink_file_url: str = None,
lavalink_initial_ram: int = 30,
lavalink_ram_limit: int = 100,
lavalink_additional_sleep: int = 0,
lavalink_cpu_cores: int = 1,
use_jabba: bool = False
):
arch, osname = platform.architecture()
jdk_platform = f"{platform.system()}-{arch}-{osname}"
if not (java_cmd := validate_java("java")):
dirs = []
try:
dirs.append(os.path.join(os.environ["JAVA_HOME"] + "bin/java"))
except KeyError:
pass
if os.name == "nt":
dirs.append(os.path.realpath(f"./.java/{jdk_platform}/bin/java"))
try:
shutil.rmtree("./.jabba")
except:
pass
else:
if use_jabba:
dirs.extend(
[
os.path.realpath("./.jabba/jdk/[email protected]/bin/java"),
os.path.expanduser("./.jabba/jdk/[email protected]/bin/java")
]
)
try:
shutil.rmtree("./.java")
except:
pass
else:
dirs.append(os.path.realpath(f"./.java/{jdk_platform}/bin/java"))
try:
shutil.rmtree("./.jabba")
except:
pass
for cmd in dirs:
if validate_java(cmd):
java_cmd = cmd
break
if not java_cmd:
if os.name == "nt":
try:
shutil.rmtree("./.java")
except:
pass
if platform.architecture()[0] != "64bit":
jdk_url = "https://download.bell-sw.com/java/21.0.3+12/bellsoft-jdk21.0.3+12-windows-i586-lite.zip"
else:
jdk_url = "https://download.bell-sw.com/java/21.0.3+12/bellsoft-jdk21.0.3+12-windows-amd64-lite.zip"
jdk_filename = "java.zip"
download_file(jdk_url, jdk_filename)
with zipfile.ZipFile(jdk_filename, 'r') as zip_ref:
zip_ref.extractall(f"./.java/{jdk_platform}")
extracted_folder = os.path.join(f"./.java/{jdk_platform}", os.listdir(f"./.java/{jdk_platform}")[0])
for item in os.listdir(extracted_folder):
item_path = os.path.join(extracted_folder, item)
dest_path = os.path.join(f"./.java/{jdk_platform}", item)
os.rename(item_path, dest_path)
os.remove(jdk_filename)
java_cmd = os.path.realpath(f"./.java/{jdk_platform}/bin/java")
elif use_jabba:
try:
shutil.rmtree("./.jabba/jdk/[email protected]")
except:
pass
download_file("https://raw.githubusercontent.com/shyiko/jabba/master/install.sh", "install_jabba.sh")
subprocess.call("bash install_jabba.sh", shell=True)
subprocess.call("./.jabba/bin/jabba install [email protected]", shell=True)
os.remove("install_jabba.sh")
java_cmd = os.path.expanduser("./.jabba/jdk/[email protected]/bin/java")
else:
if not os.path.isdir(f"./.java/{jdk_platform}"):
try:
shutil.rmtree("./.java")
except:
pass
if platform.architecture()[0] != "64bit":
jdk_url = "https://download.bell-sw.com/java/21.0.3+12/bellsoft-jdk21.0.3+12-linux-i586-lite.tar.gz"
else:
jdk_url = "https://download.bell-sw.com/java/21.0.3+12/bellsoft-jdk21.0.3+12-linux-amd64-lite.tar.gz"
java_cmd = os.path.realpath(f"./.java/{jdk_platform}/bin/java")
jdk_filename = "java.tar.gz"
download_file(jdk_url, jdk_filename)
try:
shutil.rmtree("./.java")
except:
pass
os.makedirs(f"./.java/{jdk_platform}")
p = subprocess.Popen(["tar", "--strip-components=1", "-zxvf", "java.tar.gz", "-C", f"./.java/{jdk_platform}"])
p.wait()
os.remove(f"./{jdk_filename}")
else:
java_cmd = os.path.realpath(f"./.java/{jdk_platform}/bin/java")
clear_plugins = False
for filename, url in (
("Lavalink.jar", lavalink_file_url),
("application.yml", "https://github.com/zRitsu/LL-binaries/releases/download/0.0.1/application.yml")
):
if download_file(url, filename):
clear_plugins = True
if lavalink_cpu_cores >= 1:
java_cmd += f" -XX:ActiveProcessorCount={lavalink_cpu_cores}"
if lavalink_ram_limit > 10:
java_cmd += f" -Xmx{lavalink_ram_limit}m"
if 0 < lavalink_initial_ram < lavalink_ram_limit:
java_cmd += f" -Xms{lavalink_ram_limit}m"
if os.name != "nt":
if os.path.isdir("./.tempjar"):
shutil.rmtree("./.tempjar")
os.makedirs("./.tempjar/undertow-docbase.80.2258596138812103750")
java_cmd += f" -Djava.io.tmpdir={os.getcwd()}/.tempjar"
if clear_plugins:
try:
shutil.rmtree("./plugins")
except:
pass
java_cmd += " -jar Lavalink.jar"
print("🌋 - Lavalink sunucusunu başlatma (barındırma hizmetinize bağlı olarak Lavalink'in başlaması biraz zaman alabilir), "
"tamamen başlayana kadar birkaç bağlantı denemesinden sonra başarısız olabilir).")
lavalink_process = subprocess.Popen(java_cmd.split(), stdout=subprocess.DEVNULL)
if lavalink_additional_sleep:
print(f"🕙 - {lavalink_additional_sleep} Saniye bekkle...")
time.sleep(lavalink_additional_sleep)
return lavalink_process