Merge branch 'website-python-rewrite'

1 files changed, 354 insertions, 0 deletions

diff --git a/bin/web_kbn.py b/bin/web_kbn.py
new file mode 100644
index 0000000..c21269b
--- /dev/null
+++ b/bin/web_kbn.py
@@ -0,0 +1,354 @@
+#!/usr/bin/env python3
+import asyncio
+import jinja2
+import aiohttp_jinja2
+import json
+import re
+import inverterd
+import phonenumbers
+import __py_include
+
+from io import StringIO
+from aiohttp.web import HTTPFound
+from typing import Optional, Union
+from homekit.config import config, AppConfigUnit
+from homekit.util import homekit_path, filesize_fmt, seconds_to_human_readable_string
+from homekit.modem import E3372, ModemsConfig, MacroNetWorkType
+from homekit.inverter.config import InverterdConfig
+from homekit.relay.sunxi_h3_client import RelayClient
+from homekit import http
+
+
+class WebKbnConfig(AppConfigUnit):
+    NAME = 'web_kbn'
+
+    @classmethod
+    def schema(cls) -> Optional[dict]:
+        return {
+            'listen_addr': cls._addr_schema(required=True),
+            'assets_public_path': {'type': 'string'},
+            'pump_addr': cls._addr_schema(required=True),
+            'inverter_grafana_url': {'type': 'string'},
+            'sensors_grafana_url': {'type': 'string'},
+        }
+
+
+STATIC_FILES = [
+    'bootstrap.min.css',
+    'bootstrap.min.js',
+    'polyfills.js',
+    'app.js',
+    'app.css'
+]
+
+
+def get_js_link(file, version) -> str:
+    if version:
+        file += f'?version={version}'
+    return f'<script src="{config.app_config["assets_public_path"]}/{file}" type="text/javascript"></script>'
+
+
+def get_css_link(file, version) -> str:
+    if version:
+        file += f'?version={version}'
+    return f'<link rel="stylesheet" type="text/css" href="{config.app_config["assets_public_path"]}/{file}">'
+
+
+def get_head_static() -> str:
+    buf = StringIO()
+    for file in STATIC_FILES:
+        v = 2
+        try:
+            q_ind = file.index('?')
+            v = file[q_ind+1:]
+            file = file[:file.index('?')]
+        except ValueError:
+            pass
+
+        if file.endswith('.js'):
+            buf.write(get_js_link(file, v))
+        else:
+            buf.write(get_css_link(file, v))
+    return buf.getvalue()
+
+
+def get_modem_client(modem_cfg: dict) -> E3372:
+    return E3372(modem_cfg['ip'], legacy_token_auth=modem_cfg['legacy_auth'])
+
+
+def get_modem_data(modem_cfg: dict, get_raw=False) -> Union[dict, tuple]:
+    cl = get_modem_client(modem_cfg)
+
+    signal = cl.device_signal
+    status = cl.monitoring_status
+    traffic = cl.traffic_stats
+
+    if get_raw:
+        device_info = cl.device_information
+        dialup_conn = cl.dialup_connection
+        return signal, status, traffic, device_info, dialup_conn
+    else:
+        network_type_label = re.sub('^MACRO_NET_WORK_TYPE(_EX)?_', '', MacroNetWorkType(int(status['CurrentNetworkType'])).name)
+        return {
+            'type': network_type_label,
+            'level': int(status['SignalIcon']) if 'SignalIcon' in status else 0,
+            'rssi': signal['rssi'],
+            'sinr': signal['sinr'],
+            'connected_time': seconds_to_human_readable_string(int(traffic['CurrentConnectTime'])),
+            'downloaded': filesize_fmt(int(traffic['CurrentDownload'])),
+            'uploaded': filesize_fmt(int(traffic['CurrentUpload']))
+        }
+
+
+def get_pump_client() -> RelayClient:
+    addr = config.app_config['pump_addr']
+    cl = RelayClient(host=addr.host, port=addr.port)
+    cl.connect()
+    return cl
+
+
+def get_inverter_client() -> inverterd.Client:
+    cl = inverterd.Client(host=InverterdConfig()['remote_addr'].host)
+    cl.connect()
+    cl.format(inverterd.Format.JSON)
+    return cl
+
+
+def get_inverter_data() -> tuple:
+    cl = get_inverter_client()
+
+    status = json.loads(cl.exec('get-status'))['data']
+    rated = json.loads(cl.exec('get-rated'))['data']
+
+    power_direction = status['battery_power_direction'].lower()
+    power_direction = re.sub('ge$', 'ging', power_direction)
+
+    charging_rate = ''
+    if power_direction == 'charging':
+        charging_rate = ' @ %s %s' % (
+            status['battery_charge_current']['value'],
+            status['battery_charge_current']['unit'])
+    elif power_direction == 'discharging':
+        charging_rate = ' @ %s %s' % (
+            status['battery_discharge_current']['value'],
+            status['battery_discharge_current']['unit'])
+
+    html = '<b>Battery:</b> %s %s' % (
+        status['battery_voltage']['value'],
+        status['battery_voltage']['unit'])
+    html += ' (%s%s, ' % (
+        status['battery_capacity']['value'],
+        status['battery_capacity']['unit'])
+    html += '%s%s)' % (power_direction, charging_rate)
+
+    html += "\n"
+    html += '<b>Load:</b> %s %s' % (
+        status['ac_output_active_power']['value'],
+        status['ac_output_active_power']['unit'])
+    html += ' (%s%%)' % (status['output_load_percent']['value'],)
+
+    if status['pv1_input_power']['value'] > 0:
+        html += "\n"
+        html += '<b>Input power:</b> %s %s' % (
+            status['pv1_input_power']['value'],
+            status['pv1_input_power']['unit'])
+
+    if status['grid_voltage']['value'] > 0 or status['grid_freq']['value'] > 0:
+        html += "\n"
+        html += '<b>AC input:</b> %s %s' % (
+            status['grid_voltage']['value'],
+            status['grid_voltage']['unit'])
+        html += ', %s %s' % (
+            status['grid_freq']['value'],
+            status['grid_freq']['unit'])
+
+    html += "\n"
+    html += '<b>Priority:</b> %s' % (rated['output_source_priority'],)
+
+    html = html.replace("\n", '<br>')
+
+    return status, rated, html
+
+
+class WebSite(http.HTTPServer):
+    _modems_config: ModemsConfig
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        self._modems_config = ModemsConfig()
+
+        aiohttp_jinja2.setup(
+            self.app,
+            loader=jinja2.FileSystemLoader(homekit_path('web', 'kbn_templates')),
+            autoescape=jinja2.select_autoescape(['html', 'xml']),
+        )
+        env = aiohttp_jinja2.get_env(self.app)
+        env.filters['tojson'] = lambda obj: json.dumps(obj, separators=(',', ':'))
+
+        self.app.router.add_static('/assets/', path=homekit_path('web', 'kbn_assets'))
+
+        self.get('/main.cgi', self.index)
+
+        self.get('/modems.cgi', self.modems)
+        self.get('/modems/info.ajx', self.modems_ajx)
+        self.get('/modems/verbose.cgi', self.modems_verbose)
+
+        self.get('/inverter.cgi', self.inverter)
+        self.get('/inverter.ajx', self.inverter_ajx)
+        self.get('/pump.cgi', self.pump)
+        self.get('/sms.cgi', self.sms)
+        self.post('/sms.cgi', self.sms_post)
+
+    async def render_page(self,
+                          req: http.Request,
+                          template_name: str,
+                          title: Optional[str] = None,
+                          context: Optional[dict] = None):
+        if context is None:
+            context = {}
+        context = {
+            **context,
+            'head_static': get_head_static()
+        }
+        if title is not None:
+            context['title'] = title
+        response = aiohttp_jinja2.render_template(template_name+'.j2', req, context=context)
+        return response
+
+    async def index(self, req: http.Request):
+        ctx = {}
+        for k in 'inverter', 'sensors':
+            ctx[f'{k}_grafana_url'] = config.app_config[f'{k}_grafana_url']
+        return await self.render_page(req, 'index',
+                                      title="Home web site",
+                                      context=ctx)
+
+    async def modems(self, req: http.Request):
+        return await self.render_page(req, 'modems',
+                                      title='Состояние модемов',
+                                      context=dict(modems=self._modems_config))
+
+    async def modems_ajx(self, req: http.Request):
+        modem = req.query.get('id', None)
+        if modem not in self._modems_config.keys():
+            raise ValueError('invalid modem id')
+
+        modem_cfg = self._modems_config.get(modem)
+        loop = asyncio.get_event_loop()
+        modem_data = await loop.run_in_executor(None, lambda: get_modem_data(modem_cfg))
+
+        html = aiohttp_jinja2.render_string('modem_data.j2', req, context=dict(
+            modem_data=modem_data,
+            modem=modem
+        ))
+
+        return self.ok({'html': html})
+
+    async def modems_verbose(self, req: http.Request):
+        modem = req.query.get('id', None)
+        if modem not in self._modems_config.keys():
+            raise ValueError('invalid modem id')
+
+        modem_cfg = self._modems_config.get(modem)
+        loop = asyncio.get_event_loop()
+        signal, status, traffic, device, dialup_conn = await loop.run_in_executor(None, lambda: get_modem_data(modem_cfg, True))
+        data = [
+            ['Signal', signal],
+            ['Connection', status],
+            ['Traffic', traffic],
+            ['Device info', device],
+            ['Dialup connection', dialup_conn]
+        ]
+
+        modem_name = self._modems_config.getfullname(modem)
+        return await self.render_page(req, 'modem_verbose',
+                                      title=f'Подробная информация о модеме "{modem_name}"',
+                                      context=dict(data=data, modem_name=modem_name))
+
+    async def sms(self, req: http.Request):
+        modem = req.query.get('id', list(self._modems_config.keys())[0])
+        is_outbox = int(req.query.get('outbox', 0)) == 1
+        error = req.query.get('error', None)
+        sent = int(req.query.get('sent', 0)) == 1
+
+        cl = get_modem_client(self._modems_config[modem])
+        messages = cl.sms_list(1, 20, is_outbox)
+        return await self.render_page(req, 'sms',
+                                      title=f"SMS-сообщения ({'исходящие' if is_outbox else 'входящие'}, {modem})",
+                                      context=dict(
+                                          modems=self._modems_config,
+                                          selected_modem=modem,
+                                          is_outbox=is_outbox,
+                                          error=error,
+                                          is_sent=sent,
+                                          messages=messages
+                                      ))
+
+    async def sms_post(self, req: http.Request):
+        modem = req.query.get('id', list(self._modems_config.keys())[0])
+        is_outbox = int(req.query.get('outbox', 0)) == 1
+
+        fd = await req.post()
+        phone = fd.get('phone', None)
+        text = fd.get('text', None)
+
+        return_url = f'/sms.cgi?id={modem}&outbox={int(is_outbox)}'
+        phone = re.sub('\s+', '', phone)
+
+        if len(phone) > 4:
+            country = None
+            if not phone.startswith('+'):
+                country = 'RU'
+            number = phonenumbers.parse(phone, country)
+            if not phonenumbers.is_valid_number(number):
+                raise HTTPFound(f'{return_url}&error=Неверный+номер')
+            phone = phonenumbers.format_number(number, phonenumbers.PhoneNumberFormat.E164)
+
+        cl = get_modem_client(self._modems_config[modem])
+        cl.sms_send(phone, text)
+        raise HTTPFound(return_url)
+
+    async def inverter(self, req: http.Request):
+        action = req.query.get('do', None)
+        if action == 'set-osp':
+            val = req.query.get('value')
+            if val not in ('sub', 'sbu'):
+                raise ValueError('invalid osp value')
+            cl = get_inverter_client()
+            cl.exec('set-output-source-priority',
+                    arguments=(val.upper(),))
+            raise HTTPFound('/inverter.cgi')
+
+        status, rated, html = await asyncio.get_event_loop().run_in_executor(None, get_inverter_data)
+        return await self.render_page(req, 'inverter',
+                                      title='Инвертор',
+                                      context=dict(status=status, rated=rated, html=html))
+
+    async def inverter_ajx(self, req: http.Request):
+        status, rated, html = await asyncio.get_event_loop().run_in_executor(None, get_inverter_data)
+        return self.ok({'html': html})
+
+    async def pump(self, req: http.Request):
+        # TODO
+        # these are blocking calls
+        # should be rewritten using aio
+
+        cl = get_pump_client()
+
+        action = req.query.get('set', None)
+        if action in ('on', 'off'):
+            getattr(cl, action)()
+            raise HTTPFound('/pump.cgi')
+
+        status = cl.status()
+        return await self.render_page(req, 'pump',
+                                      title='Насос',
+                                      context=dict(status=status))
+
+
+if __name__ == '__main__':
+    config.load_app(WebKbnConfig)
+
+    server = WebSite(config.app_config['listen_addr'])
+    server.run()