Build KarlDNS self-hosted DynDNS service

router_dyndns/routers/management_passwords.py

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+from __future__ import annotations
+
+from fastapi import APIRouter, Request, Response
+from fastapi.responses import HTMLResponse, RedirectResponse
+from starlette.concurrency import run_in_threadpool
+
+from ..ddns_security import client_ip, dashboard_csrf_token, require_dashboard_csrf
+from ..dependencies import ServiceDep, SettingsDep, StoreDep
+from ..event_statuses import DASHBOARD_PASSWORD_CHANGED, DASHBOARD_PASSWORD_ENABLED, DASHBOARD_PASSWORD_REMOVED
+from ..web.forms import first_form_value, request_form
+from ..web.templates_management import _render_management_unlock_page
+from .management_shared import (
+    delete_unlock_cookie,
+    get_active_management_account_async,
+    has_management_access,
+    management_error_response_async,
+    render_management_page_async,
+    set_unlock_cookie,
+    unlock_cookie_seconds,
+)
+
+router = APIRouter()
+
+
+@router.post("/m/{management_slug}/unlock", include_in_schema=False)
+async def unlock_magic(management_slug: str, request: Request, settings: SettingsDep, store: StoreDep) -> Response:
+    account = await get_active_management_account_async(store, management_slug)
+    if not account.get("dashboard_password_hash"):
+        return RedirectResponse(f"/m/{management_slug}", status_code=303)
+    form = await request_form(request, settings)
+    require_dashboard_csrf(management_slug, account, first_form_value(form, "csrf"))
+    password = first_form_value(form, "dashboard_password")
+    hostname = str(account["hostname"])
+    is_valid = await run_in_threadpool(store.verify_dashboard_password, hostname, password)
+    if not is_valid:
+        return HTMLResponse(
+            _render_management_unlock_page(management_slug, account, dashboard_csrf_token(management_slug, account), "Incorrect dashboard password."),
+            status_code=401,
+        )
+    response = RedirectResponse(f"/m/{management_slug}", status_code=303)
+    set_unlock_cookie(
+        response,
+        settings,
+        management_slug,
+        account,
+        unlock_cookie_seconds(settings, first_form_value(form, "stay_unlocked")),
+    )
+    return response
+
+
+@router.post("/m/{management_slug}/password", include_in_schema=False)
+async def set_dashboard_password(
+    management_slug: str,
+    request: Request,
+    settings: SettingsDep,
+    store: StoreDep,
+    service: ServiceDep,
+) -> Response:
+    account = await get_active_management_account_async(store, management_slug)
+    if not has_management_access(request, management_slug, account):
+        return HTMLResponse(_render_management_unlock_page(management_slug, account, dashboard_csrf_token(management_slug, account)), status_code=401)
+    form = await request_form(request, settings)
+    require_dashboard_csrf(management_slug, account, first_form_value(form, "csrf"))
+    hostname = str(account["hostname"])
+    if account.get("dashboard_password_hash"):
+        is_current = await run_in_threadpool(
+            store.verify_dashboard_password,
+            hostname,
+            first_form_value(form, "current_dashboard_password"),
+        )
+        if not is_current:
+            return await management_error_response_async(service, settings, management_slug, account, "Current dashboard password is incorrect.")
+    password = first_form_value(form, "dashboard_password")
+    confirm = first_form_value(form, "dashboard_password_confirm")
+    if len(password) < 8:
+        page = await render_management_page_async(
+            service,
+            settings,
+            management_slug,
+            account,
+            dashboard_csrf_token(management_slug, account),
+            message="Dashboard password must be at least 8 characters.",
+        )
+        return HTMLResponse(page, status_code=400)
+    if password != confirm:
+        page = await render_management_page_async(
+            service,
+            settings,
+            management_slug,
+            account,
+            dashboard_csrf_token(management_slug, account),
+            message="Dashboard password confirmation did not match.",
+        )
+        return HTMLResponse(page, status_code=400)
+    had_password = bool(account.get("dashboard_password_hash"))
+    await run_in_threadpool(store.set_dashboard_password, hostname, password)
+    account = await get_active_management_account_async(store, management_slug)
+    await run_in_threadpool(
+        store.log_update_event,
+        hostname,
+        None,
+        None,
+        DASHBOARD_PASSWORD_CHANGED if had_password else DASHBOARD_PASSWORD_ENABLED,
+        "dashboard password changed" if had_password else "dashboard password enabled",
+        client_ip(request, settings),
+    )
+    response = RedirectResponse(f"/m/{management_slug}", status_code=303)
+    set_unlock_cookie(response, settings, management_slug, account, settings.dashboard_unlock_seconds)
+    return response
+
+
+@router.post("/m/{management_slug}/password/remove", include_in_schema=False)
+async def remove_dashboard_password(
+    management_slug: str,
+    request: Request,
+    settings: SettingsDep,
+    store: StoreDep,
+    service: ServiceDep,
+) -> Response:
+    account = await get_active_management_account_async(store, management_slug)
+    if not has_management_access(request, management_slug, account):
+        return HTMLResponse(_render_management_unlock_page(management_slug, account, dashboard_csrf_token(management_slug, account)), status_code=401)
+    form = await request_form(request, settings)
+    require_dashboard_csrf(management_slug, account, first_form_value(form, "csrf"))
+    hostname = str(account["hostname"])
+    if account.get("dashboard_password_hash"):
+        is_current = await run_in_threadpool(
+            store.verify_dashboard_password,
+            hostname,
+            first_form_value(form, "current_dashboard_password"),
+        )
+        if not is_current:
+            return await management_error_response_async(service, settings, management_slug, account, "Current dashboard password is incorrect.")
+    await run_in_threadpool(store.clear_dashboard_password, hostname)
+    await run_in_threadpool(
+        store.log_update_event,
+        hostname,
+        None,
+        None,
+        DASHBOARD_PASSWORD_REMOVED,
+        "dashboard password removed",
+        client_ip(request, settings),
+    )
+    response = RedirectResponse(f"/m/{management_slug}", status_code=303)
+    delete_unlock_cookie(response, management_slug)
+    return response