will/netwatch.py
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Fixing loop, discovering addstr is persistant

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This commit is contained in:
Will Bradley 2015-03-26 18:39:03 +00:00
parent 4bf9a1d133
commit b68b4cd401
1 changed files with 15 additions and 8 deletions
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netwatch.py
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@ -9,7 +9,7 @@
import curses import curses
import curses.wrapper import curses.wrapper
# Timer # Timer
from gi.repository import GObject as gobject from gi.repository import GLib, GObject
# Pinging # Pinging
import subprocess import subprocess
# Regex # Regex
@ -27,6 +27,7 @@ class Pinger:
icon_height = 22 icon_height = 22
def ping(self): def ping(self):
self.draw()
ping = subprocess.Popen( ping = subprocess.Popen(
["ping", "-c", "1", host], ["ping", "-c", "1", host],
stdout = subprocess.PIPE, stdout = subprocess.PIPE,
@ -35,15 +36,21 @@ class Pinger:
out, error = ping.communicate() out, error = ping.communicate()
m = re.search('time=(.*) ms', out) m = re.search('time=(.*) ms', out)
if error or m == None: if error or m == None:
label = "PING FAIL"
self.log_ping(-1) self.log_ping(-1)
else: else:
latency = "%.2f" % float(m.group(1)) latency = "%.2f" % float(m.group(1))
label = latency+" ms"
self.log_ping(latency) self.log_ping(latency)
self.stdscr.addstr(2,1,"Ping: "+label, curses.color_pair(2)) if float(latency) == -1:
self.stdscr.addstr(self.count,1,"Ping: FAIL", curses.color_pair(1))
else:
self.stdscr.addstr(self.count,1,"Ping: "+latency, curses.color_pair(2))
self.count += 1
GObject.timeout_add_seconds(self.timeout, self.ping)
self.draw()
def draw(self):
# for index, ping in enumerate(self.ping_log):
self.stdscr.refresh() self.stdscr.refresh()
gobject.timeout_add_seconds(self.timeout, self.ping)
def log_ping(self, value): def log_ping(self, value):
self.ping_log.append(float(value)) self.ping_log.append(float(value))
@ -58,7 +65,10 @@ class Pinger:
# start the ping process # start the ping process
self.stdscr = stdscr self.stdscr = stdscr
self.timeout = ping_frequency self.timeout = ping_frequency
self.count = 1
self.ping() self.ping()
self.loop = GLib.MainLoop()
self.loop.run()
def main(stdscr): def main(stdscr):
@ -66,10 +76,7 @@ def main(stdscr):
curses.init_pair(1, curses.COLOR_RED, curses.COLOR_BLACK); curses.init_pair(1, curses.COLOR_RED, curses.COLOR_BLACK);
curses.init_pair(2, curses.COLOR_GREEN, curses.COLOR_BLACK); curses.init_pair(2, curses.COLOR_GREEN, curses.COLOR_BLACK);
stdscr.addstr(1,1,"Hello, world.", curses.color_pair(1))
pinger = Pinger(stdscr) pinger = Pinger(stdscr)
stdscr.refresh()
stdscr.getch()
if __name__ == '__main__': if __name__ == '__main__':
curses.wrapper(main) curses.wrapper(main)