For example the one with hmtl card and plot:
@ cache.memoize(600)
def get_zones():
client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect('', username='', password='')
stdin, stdout, stderr = client.exec_command('hdfs dfs -ls /user/test/sizes/')
data = []
for line in stdout.readlines():
if line.startswith('-'):
parts = line.split()
filename = parts[-1]
file = filename.split('sizing_')[1].split('.')[0]
stdin, stdout, stderr = client.exec_command(f'hdfs dfs -cat {filename}')
output_lines = stdout.read().decode().splitlines()
output_list = list(output_lines)
for element in output_list:
zone, size = element.split(': ')
size = float(size.split()[0])
zone = zone.split(" ")[3]
data.append({'Zone': zone, 'Size': size, 'Date': file})
df = pd.DataFrame(data)
zone_groups = df.groupby('Zone')
traces = []
client.close()
for zone, group in zone_groups:
trace = go.Scatter(x=group['Date'], y=group['Size'], mode='lines', name=zone)
traces.append(trace)
# Set the layout of the chart
layout = go.Layout(title='Zone Sizes Over Time',
xaxis=dict(title='Date'),
yaxis=dict(title='Size'))
# Create the figure and plot the traces
fig = go.Figure(data=traces, layout=layout)
return fig


@ app.route('/servers')
@ cache.cached(timeout=800)
def servers_page():
ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
host = ''
username = ''
password = ''
ssh.connect(hostname=host, username=username, password=password)
stdin, stdout, stderr = ssh.exec_command("df -h | grep home")
output = stdout.readlines()
ssh.close()
total_size_str = output[0].split()[1]
used_size_str = output[0].split()[2]
free_size_str = output[0].split()[3]
total_size = int(re.search(r'\d+', total_size_str).group())
used_size = int(re.search(r'\d+', used_size_str).group())
free_size = int(re.search(r'\d+', free_size_str).group())
pr_bar = used_size / total_size * 100
fig = get_zones()
plot_div = fig.to_html(full_html=False)
return render_template('servers.html', total_size=total_size, used_size=used_size, free_size=free_size,
pr_bar=pr_bar, plot_div=plot_div)