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=30):
    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}")

# 1) 服务器 git pull
run("cd /srv/news && sudo -u news git pull --rebase 2>&1 | tail -10")

# 2) 重跑部署脚本(直接重跑,前面的 docker 镜像已构建缓存)
run("pkill -f deploy_news.sh 2>/dev/null; sleep 2; rm -f /root/deploy_news.log; echo ===restart===")
si, so, se = c.exec_command("nohup env SSHD_PORT=19717 bash /root/deploy_news.sh > /root/deploy_news.log 2>&1 & echo $!", timeout=10)
print(f"deploy started, PID={so.read().decode().strip()}")
c.close()