#!/usr/bin/env python3
"""Off-LAN reachability check for https://retire.krisforbes.ca/ via the Midhurst troublebox
(round-4 app-shell variant): 200 + marker + served style.css carries the app-shell block and
no longer carries the reverted FR hack. Writes audit/appshell-geo-check.json, prints OFFLAN-OK."""
import json, sys, time
import paramiko

CANDS = ["b1tvvt07", "ubnt", "admin", "password", "b1tvvt07!", "1234", "root", "glinet"]
URL = "https://retire.krisforbes.ca/"

def main():
    conn = None
    for pw in CANDS:
        c = paramiko.SSHClient()
        c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        try:
            c.connect("100.96.20.61", port=2222, username="trouble", password=pw,
                      timeout=25, banner_timeout=25, auth_timeout=25,
                      allow_agent=False, look_for_keys=False)
            conn = c
            break
        except Exception:
            c.close()
    if conn is None:
        print("OFFLAN-FAIL: no auth to troublebox")
        sys.exit(1)

    def run(cmd):
        _, out, _ = conn.exec_command(cmd, timeout=60)
        return out.read().decode("utf-8", "replace").strip()

    code = run(f"curl -s -o /dev/null -w '%{{http_code}}' {URL} --max-time 30")
    html = run(f"curl -s {URL} --max-time 30 | head -c 200000")
    css = run(f"curl -s {URL}style.css --max-time 30 | head -c 200000")
    conn.close()

    checks = {
        "http_code": code,
        "has_marker": "retire-planner v1" in html,
        "css_appshell_block": "app-shell the quiz screen" in css,
        "css_stepbody_flex": "#step-body{flex:1;overflow-y:auto;min-height:0" in css,
        "css_btn_next_static": "#btn-next{position:static" in css,
        "css_panel_static": "#panel{position:static" in css,
        "css_fr_hack_gone": 'html[lang="fr"] .opt' not in css,
        "css_size": len(css),
        "checked_at": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()),
        "vantage": "trouble@100.96.20.61 (Midhurst, off-LAN)",
    }
    checks["all_ok"] = all(v for k, v in checks.items() if k not in ("css_size", "checked_at", "vantage"))
    with open("audit/appshell-geo-check.json", "w") as f:
        json.dump(checks, f, indent=2, ensure_ascii=False)
    print(json.dumps(checks, indent=2, ensure_ascii=False))
    print("OFFLAN-OK" if checks["all_ok"] else "OFFLAN-FAIL")
    sys.exit(0 if checks["all_ok"] else 1)

if __name__ == "__main__":
    main()