#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
CURRENT REALITY хоста — компактно и по факту. Только чтение.

Шесть полей: runtime · source root · git/NON_GIT · public URL ·
active writer · blocker.
"""
import os, re, subprocess

def sh(c, t=90):
    try:
        r = subprocess.run(c, shell=True, capture_output=True, text=True, timeout=t)
        return (r.stdout or r.stderr or "").strip()
    except Exception as e:
        return f"<{type(e).__name__}>"

print("HOST      ", sh("hostname"), "·", sh(". /etc/os-release && echo $PRETTY_NAME"))
print("UPTIME    ", sh("uptime -p"), "· загрузка", sh("cut -d' ' -f1-3 /proc/loadavg"))
print("RESOURCES ", sh("free -m | awk '/^Mem:/{print $3\"/\"$2\" МБ\"}'"),
      "· диск", sh("df -h / | awk 'NR==2{print $3\"/\"$2\" (\"$5\")\"}'"))

print("\n--- RUNTIME ---")
units = sh("systemctl list-units --type=service --state=running --no-legend --no-pager | awk '{print $1}'")
prof = [u for u in units.splitlines() if re.search(r"arena|grid|arb|bot|trade|api|caddy|nginx|postgres|grafana|redis|docker", u)]
print(f"  сервисов всего {len(units.splitlines())}, профильных {len(prof)}")
for u in prof[:12]:
    print(f"    {u}")
print("  упавших:", sh("systemctl list-units --state=failed --no-legend --no-pager | wc -l"))
print("  python-процессов:", sh("pgrep -c python3 || echo 0"))
print("  docker:", (sh("docker ps --format '{{.Names}}:{{.Image}}' 2>/dev/null | head -4") or "нет").replace("\n", " · "))

print("\n--- ПОРТЫ ---")
for ln in sh("ss -lntp 2>/dev/null | awk 'NR>1{print $4, $6}' | sort -u").splitlines()[:12]:
    m = re.search(r'users:\(\("([^"]+)"', ln)
    print(f"    {ln.split()[0]:24} {m.group(1) if m else ''}")

print("\n--- SOURCE ROOT / GIT ---")
cands = sh("ls -d /opt/*/ /srv/*/ /home/*/ /root/*/ 2>/dev/null | head -20")
found = False
for d in cands.splitlines():
    d = d.rstrip("/")
    n = sh(f"find {d} -maxdepth 2 -name '*.py' 2>/dev/null | wc -l")
    if not n.isdigit() or int(n) < 2:
        continue
    found = True
    sz = sh(f"du -xsh {d} 2>/dev/null | cut -f1")
    if os.path.isdir(os.path.join(d, ".git")):
        br = sh(f"git -C {d} rev-parse --abbrev-ref HEAD 2>/dev/null")
        last = sh(f"git -C {d} log -1 --format='%h %ad %s' --date=short 2>/dev/null")[:46]
        dirty = sh(f"git -C {d} status --porcelain 2>/dev/null | wc -l")
        print(f"  {d:28} {n:>4} py · {sz:>6} · GIT {br} · {last} · грязных {dirty}")
    else:
        print(f"  {d:28} {n:>4} py · {sz:>6} · **NON_GIT**")
if not found:
    print("  каталогов с кодом не найдено")

print("\n--- ПОСЛЕДНИЕ ПРАВКИ (7 суток) ---")
r = sh("find /opt /srv /root /home -maxdepth 3 -name '*.py' -mtime -7 "
       "-printf '%TY-%Tm-%Td %TH:%TM %p\\n' 2>/dev/null | sort -r | head -6")
print("\n".join("    " + x for x in r.splitlines()) or "    нет правок за неделю")

print("\n--- ACTIVE WRITER (кто пишет данные) ---")
print("  БД локально:", (sh("ss -lntp 2>/dev/null | grep -cE ':(5432|3306|27017)'") or "0"), "слушателей")
w = sh("find /opt /srv /root /home -maxdepth 3 \\( -name '*.db' -o -name '*.sqlite*' -o -name '*.log' -o -name '*.jsonl' \\) "
       "-mmin -120 -printf '%TH:%TM %s %p\\n' 2>/dev/null | sort -r | head -6")
print("  файлы, тронутые за 2 часа:")
print("\n".join("    " + x for x in w.splitlines()) or "    нет — данные никуда не пишутся локально")

print("\n--- ИСХОДЯЩИЕ СОЕДИНЕНИЯ ---")
print(sh("ss -tnp state established 2>/dev/null | awk 'NR>1{print $4\" -> \"$5}' | sort -u | head -6") or "    нет")