import os, paramiko
PW = os.environ["REMOTE_PASS"]
c = paramiko.SSHClient()
c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
c.connect("207.57.129.228", port=19717, username="root", password=PW, timeout=15, allow_agent=False, look_for_keys=False)
def run(cmd, t=15):
    si, so, se = c.exec_command(cmd, timeout=t)
    out = so.read().decode("utf-8", "replace")
    err = se.read().decode("utf-8", "replace")
    rc = so.channel.recv_exit_status()
    print(f"$ {cmd}")
    if out: print(out, end="")
    if err: print("[err]", err, end="", file=__import__("sys").stderr)
    print(f"  rc={rc}")
    return out

run("cd /srv/news && sg docker -c \"docker compose exec -T worker cat /etc/resolv.conf\" 2>&1 | tail -5")
print("---")
run("cd /srv/news && sg docker -c \"docker compose exec -T worker getent hosts google.com\" 2>&1 | tail -5")
print("---")
# 测一个明确的域名
run("cd /srv/news && sg docker -c \"docker compose exec -T worker python -c 'import socket; print(socket.gethostbyname(\\\"feeds.reuters.com\\\"))'\" 2>&1 | tail -5")
print("---")
# 测宿主机的网络
run("curl -s -o /dev/null -w '%{http_code}\\n' https://feeds.reuters.com/Reuters/worldNews 2>&1")
c.close()