sd-webui-tunnels/scripts/ssh_tunnel.py

69 lines
1.9 KiB
Python

import atexit
import re
import shlex
import subprocess
from pathlib import Path
from tempfile import TemporaryDirectory
from modules.shared import cmd_opts
from ._util import gen_key
LOCALHOST_RUN = "localhost.run"
localhostrun_pattern = re.compile(r"(?P<url>https?://\S+\.lhr\.life)")
remotemoe_pattern = re.compile(r"(?P<url>https?://\S+\.remote\.moe)")
def ssh_tunnel(host: str = LOCALHOST_RUN) -> None:
ssh_name = "id_rsa"
ssh_path = Path(__file__).parent.parent / ssh_name
tmp = None
if not ssh_path.exists():
try:
gen_key(ssh_path)
# write permission error or etc
except subprocess.CalledProcessError:
tmp = TemporaryDirectory()
ssh_path = Path(tmp.name) / ssh_name
gen_key(ssh_path)
port = cmd_opts.port if cmd_opts.port else 7860
arg_string = (
f"ssh -R 80:localhost:{port} -o StrictHostKeyChecking=no -i {ssh_path} {host}"
)
args = shlex.split(arg_string)
tunnel = subprocess.Popen(
args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, encoding="utf-8"
)
atexit.register(tunnel.terminate)
if tmp is not None:
atexit.register(tmp.cleanup)
tunnel_url = ""
lines = 27 if host == LOCALHOST_RUN else 5
pattern = localhostrun_pattern if host == LOCALHOST_RUN else remotemoe_pattern
for _ in range(lines):
line = tunnel.stdout.readline()
if line.startswith("Warning"):
print(line, end="")
url_match = pattern.search(line)
if url_match:
tunnel_url = url_match.group("url")
break
else:
raise RuntimeError(f"Failed to run {host}")
print(f" * Running on {tunnel_url}")
if cmd_opts.localhostrun:
print("localhost.run detected, trying to connect...")
ssh_tunnel(LOCALHOST_RUN)
if cmd_opts.remotemoe:
print("remote.moe detected, trying to connect...")
ssh_tunnel("remote.moe")