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#!/usr/bin/env python3
import dash_core_components as dcc
import dash_html_components as html
import dash_table as dtbl
import dash_bootstrap_components as dbc
from dash.dependencies import Input, Output
import datetime as dt
from prettytime import prettytime
import db
from app import app
def layout():
return dbc.Container(fluid=True, children=[
dbc.Row([
dbc.Col([
html.Div(className='table-responsive-lg', children=[dtbl.DataTable(
id='satellites-table',
columns=[
{'id': 'ip', 'name': 'IP', 'type': 'text'},
{'id': 'date', 'name': 'Last Report', 'type': 'text'},
{'id': 'version', 'name': 'Version', 'type': 'text'},
{'id': 'numReports', 'name': '#Reports'},
{'id': 'cpuCount', 'name': '#CPUs'},
{'id': 'cpuModel', 'name': 'CPU Model'},
{'id': 'uptime', 'name': 'Uptime'},
{'id': 'memPercent', 'name': 'Mem Usage'},
{'id': 'swapPercent', 'name': 'Swap Usage'}
],
style_cell_conditional=[
{
'if': {'column_type': 'text'},
'textAlign': 'left'
}
],
sort_action='custom'
)])
])
])
])
@app.callback(
Output('satellites-table', 'data'),
[Input('satellites-table', "sort_by")])
def load_table(sort):
dbcon = db.getConnection()
cursor = dbcon.cursor()
sortstr = "ORDER BY r.date DESC"
if sort != None and len(sort) > 0:
mappings = {
'ip': 'r.ip',
'date': 'r.date',
'version': 'r.version',
'numReports': 'n.numReports',
'cpuCount': 's.cpuCount',
'cpuModel': 's.cpuModel',
'uptime': 's.uptime',
'memPercent': 'memPercent',
'swapPercent': 'swapPercent'
}
sortstr = 'ORDER BY ' + mappings[sort[0]['column_id']] + ' '
sortstr += 'ASC' if sort[0]['direction'] == 'asc' else ' DESC'
cursor.execute("""
SELECT
r.ip, r.version, r.date, s.cpuCount, s.cpuModel, s.uptime, n.numReports,
ROUND(100 - s.memFree / s.memTotal * 100, 1) as memPercent,
ROUND(s.swapUsed / s.swapTotal * 100, 1) as swapPercent
FROM reports_newest r
LEFT OUTER JOIN server s ON r.id = s.report
LEFT OUTER JOIN (SELECT ip, COUNT(date) AS numReports FROM reports GROUP BY ip) n ON r.ip = n.ip
""" + sortstr)
data = cursor.fetchall()
for record in data:
record['uptime'] = prettytime(record['uptime'])
record['date'] = prettytime((dt.date.today() - record['date']).total_seconds())
db.closeConnection(dbcon)
return data
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