#!/usr/bin/env python3
import dash_core_components as dcc
import dash_html_components as html
import dash_bootstrap_components as dbc
from plotly.subplots import make_subplots
from dash.dependencies import Input, Output
import plotly.graph_objects as go
import datetime as dt
from natsort import natsorted
import db
from app import app
def layout():
return dbc.Container(fluid=True, children=[
dbc.Row([
dbc.Col(width=12, lg=1, children=[
dcc.Dropdown(
id='vms-days',
options=[{'label': '{} days'.format(d), 'value': d} for d in [7, 30, 90]],
value=7,
clearable=False,
persistence=True,
persistence_type='memory'
)
]),
dbc.Col(width=12, lg=3, children=[
dcc.DatePickerSingle(
id='vms-date',
date=get_newest_date(),
display_format='DD-MM-YYYY',
max_date_allowed=get_newest_date(),
min_date_allowed=get_oldest_date(),
initial_visible_month=get_newest_date(),
first_day_of_week=1,
persistence=True,
persistence_type='memory'
),
]),
dbc.Col(width=12, lg=6, children=[
dcc.Dropdown(
id='vms-satellite',
options=[{'label': name, 'value': ip} for ip, name in get_satellites()],
value=None,
placeholder='All Satellites',
persistence=True,
persistence_type='memory'
)
])
]),
dcc.Loading(dcc.Graph(id='vms-figure'))
])
@app.callback(Output('vms-figure', 'figure'),
[Input('vms-days', 'value'),
Input('vms-date', 'date'),
Input('vms-satellite', 'value')])
def make_content(days, date, satellite):
if satellite == None:
return make_content_all(days, date)
else:
return make_content_sat(days, date, satellite)
def make_content_all(days, date):
dbcon= db.getConnection()
cursor = dbcon.cursor()
stmt = """
SELECT COUNT(DISTINCT v.vm) as count, COALESCE(nm.name, r.ip) AS name
FROM reports r
LEFT OUTER JOIN names nm ON r.ip = nm.ip
JOIN perVM v ON r.id = v.report
WHERE r.date = (SELECT date FROM reports WHERE date >= %s ORDER BY date ASC LIMIT 1)
AND v.days = %s
GROUP BY r.ip
ORDER BY count DESC
"""
cursor.execute(stmt, (date, days))
data = cursor.fetchall()
db.closeConnection(dbcon)
figure = go.Figure()
figure.add_trace(go.Bar(
x=[item['name'] for item in data],
y=[item['count'] for item in data]
))
figure.update_layout(
title_text = 'VMs per Satellite'
)
return figure
def make_content_sat(days, date, satellite):
dbcon= db.getConnection()
cursor = dbcon.cursor()
stmt = """
SELECT r.ip, v.vm, v.sessions
FROM reports r
JOIN perVM v ON r.id = v.report
WHERE r.date = (SELECT date FROM reports WHERE date >= %s ORDER BY date ASC LIMIT 1)
AND v.days = %s AND r.ip = %s
ORDER BY v.sessions DESC
"""
cursor.execute(stmt, (date, days, satellite))
data = cursor.fetchall()
db.closeConnection(dbcon)
figure = go.Figure()
figure.add_trace(go.Bar(
x=[item['vm'][0:9] for item in data],
y=[item['sessions'] for item in data]
))
figure.update_layout(
title_text = 'Sessions per VM',
)
return figure
def get_newest_date():
dbcon = db.getConnection()
cursor = dbcon.cursor()
cursor.execute("""SELECT date FROM reports ORDER BY date DESC LIMIT 1""")
data = cursor.fetchall()
db.closeConnection(dbcon)
return data[0]['date']
def get_oldest_date():
dbcon = db.getConnection()
cursor = dbcon.cursor()
cursor.execute("""SELECT date FROM reports ORDER BY date ASC LIMIT 1""")
data = cursor.fetchall()
db.closeConnection(dbcon)
return data[0]['date']
def get_satellites():
dbcon = db.getConnection()
cursor = dbcon.cursor()
cursor.execute("""
SELECT DISTINCT r.ip, COALESCE(nm.name, r.ip) AS name FROM reports r
LEFT OUTER JOIN names nm ON r.ip = nm.ip
ORDER BY name ASC
""")
data = [(item['ip'], item['name']) for item in cursor.fetchall()]
db.closeConnection(dbcon)
return data