138 lines
7.0 KiB
Python
138 lines
7.0 KiB
Python
#!/usr/bin/env python
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import sys
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if sys.version_info[0] >= 3:
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import PySimpleGUI as sg
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else:
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import PySimpleGUI27 as sg
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import psutil
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"""
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Desktop floating widget - System status dashboard
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Uses psutil to display:
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Network I/O
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Disk I/O
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CPU Used
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Mem Used
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Information is updated once a second and is shown as an area graph that scrolls
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"""
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GRAPH_WIDTH = 120 # each individual graph size in pixels
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GRAPH_HEIGHT = 40
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ALPHA = .7
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class DashGraph(object):
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def __init__(self, graph_elem, starting_count, color):
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self.graph_current_item = 0
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self.graph_elem = graph_elem
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self.prev_value = starting_count
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self.max_sent = 1
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self.color = color
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def graph_value(self, current_value):
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delta = current_value - self.prev_value
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self.prev_value = current_value
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self.max_sent = max(self.max_sent, delta)
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percent_sent = 100 * delta / self.max_sent
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self.graph_elem.DrawLine((self.graph_current_item, 0), (self.graph_current_item, percent_sent), color=self.color)
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if self.graph_current_item >= GRAPH_WIDTH:
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self.graph_elem.Move(-1,0)
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else:
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self.graph_current_item += 1
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return delta
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def graph_percentage_abs(self, value):
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self.graph_elem.DrawLine((self.graph_current_item, 0), (self.graph_current_item, value), color=self.color)
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if self.graph_current_item >= GRAPH_WIDTH:
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self.graph_elem.Move(-1,0)
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else:
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self.graph_current_item += 1
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def human_size(bytes, units=[' bytes','KB','MB','GB','TB', 'PB', 'EB']):
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""" Returns a human readable string reprentation of bytes"""
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return str(bytes) + units[0] if bytes < 1024 else human_size(bytes>>10, units[1:])
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def main():
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# Make the layout less cluttered and allow bulk-changes to text formatting
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def Txt(text, **kwargs):
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return(sg.Text(text, font=('Helvetica 8'), **kwargs))
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# Update a Text Element
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def Txt_Update(window, key, value):
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window.FindElement(key).Update(value)
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# ---------------- Create Window ----------------
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sg.ChangeLookAndFeel('Black')
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sg.SetOptions(element_padding=(0,0), margins=(1,1), border_width=0)
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def GraphColumn(name, key):
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col = sg.Column([[Txt(name, key=key+'TXT_'), ],
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[sg.Graph((GRAPH_WIDTH, GRAPH_HEIGHT), (0, 0), (GRAPH_WIDTH, 100), background_color='black',
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key=key+'GRAPH_')]], pad=(2, 2))
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return col
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layout = [[sg.Text('System Status Dashboard'+' '*18), sg.Button('', image_data=red_x, button_color=('black', 'black'), key='Exit', tooltip='Closes window')],
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[GraphColumn('Net Out', '_NET_OUT_'),
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GraphColumn('Net In', '_NET_IN_')],
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[GraphColumn('Disk Read', '_DISK_READ_'),
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GraphColumn('Disk Write', '_DISK_WRITE_')],
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[GraphColumn('CPU Usage', '_CPU_'),
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GraphColumn('Memory Usage', '_MEM_')],]
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window = sg.Window('PSG System Dashboard',
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keep_on_top=True,
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auto_size_buttons=False,
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grab_anywhere=True,
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no_titlebar=True,
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default_button_element_size=(12, 1),
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return_keyboard_events=True,
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alpha_channel=ALPHA,
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use_default_focus=False,
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).Layout(layout).Finalize()
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# setup graphs & initial values
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netio = psutil.net_io_counters()
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net_graph_in = DashGraph(window.FindElement('_NET_IN_GRAPH_'), netio.bytes_recv, '#23a0a0')
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net_graph_out = DashGraph(window.FindElement('_NET_OUT_GRAPH_'), netio.bytes_sent, '#56d856')
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diskio = psutil.disk_io_counters()
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disk_graph_write = DashGraph(window.FindElement('_DISK_WRITE_GRAPH_'), diskio.write_bytes, '#be45be')
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disk_graph_read = DashGraph(window.FindElement('_DISK_READ_GRAPH_'), diskio.read_bytes, '#5681d8')
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cpu_usage_graph = DashGraph(window.FindElement('_CPU_GRAPH_'), 0, '#d34545')
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mem_usage_graph = DashGraph(window.FindElement('_MEM_GRAPH_'), 0, '#BE7C29')
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print(psutil.cpu_percent(percpu=True))
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# ---------------- main loop ----------------
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while (True):
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# --------- Read and update window once a second--------
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event, values = window.Read(timeout=1000)
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if event in (None, 'Exit'): # Be nice and give an exit, expecially since there is no titlebar
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break
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# ----- Network Graphs -----
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netio = psutil.net_io_counters()
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write_bytes = net_graph_out.graph_value(netio.bytes_sent)
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read_bytes = net_graph_in.graph_value(netio.bytes_recv)
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Txt_Update(window, '_NET_OUT_TXT_', 'Net out {}'.format(human_size(write_bytes)))
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Txt_Update(window, '_NET_IN_TXT_', 'Net In {}'.format(human_size(read_bytes)))
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# ----- Disk Graphs -----
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diskio = psutil.disk_io_counters()
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write_bytes = disk_graph_write.graph_value(diskio.write_bytes)
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read_bytes = disk_graph_read.graph_value(diskio.read_bytes)
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Txt_Update(window, '_DISK_WRITE_TXT_', 'Disk Write {}'.format(human_size(write_bytes)))
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Txt_Update(window, '_DISK_READ_TXT_', 'Disk Read {}'.format(human_size(read_bytes)))
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# ----- CPU Graph -----
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cpu = psutil.cpu_percent(0)
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cpu_usage_graph.graph_percentage_abs(cpu)
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Txt_Update(window, '_CPU_TXT_', '{0:2.0f}% CPU Used'.format(cpu))
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# ----- Memory Graph -----
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mem_used = psutil.virtual_memory().percent
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mem_usage_graph.graph_percentage_abs(mem_used)
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Txt_Update(window, '_MEM_TXT_', '{}% Memory Used'.format(mem_used))
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if __name__ == "__main__":
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# the clever Red X graphic
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red_x = "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"
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main()
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sys.exit(69) |