def onTextChange(self, event):
"""
Adjust status when value in textbox differs from value in sysctl
Adjust button label if content of textbox can be evaluated
"""
name = self.get_name(event)
if self.debug:
print "text changed:\t", name
txt = self.find_txt(name)
value = txt.GetValue()
orig = pysctl.read(name)
if value != orig:
self.set_warn(name, str(orig))
else:
self.set_idle(name)
try:
evaluated = self.evaluate(value)
except (SyntaxError, NameError):
return
btn = self.find_btn(name)
if value == evaluated:
btn.SetLabel("set")
else:
btn.SetLabel("calc")
def onIconClick(self, event):
"""Re-read value from sysctl"""
name = self.get_name(event)
if self.debug:
print "icon clicked:\t", name
txt = self.find_txt(name)
txt.SetValue(pysctl.read(name))
def make_all_widgets(self):
"""Add widget set for each entry in FIELDS to a FlexGridSizer"""
sizer = wx.FlexGridSizer(len(FIELDS), 4)
sizer.AddGrowableCol(2)
for name in FIELDS:
value = pysctl.read(name)
self.orig_value[name] = value
ws = self.make_widget_set(name, value)
for w in ws:
style = wx.ALL|wx.ALIGN_CENTER_VERTICAL
if isinstance(w, nTextCtrl):
style |= wx.EXPAND
sizer.Add(w, 0, style, 5)
sizer.Fit(self)
return sizer
#!/usr/bin/env python
import pysctl as pc
what = "net/core/rmem_max"
orig = pc.read(what)
print "Original Value:\t", orig
try:
pc.write(what, int(orig)/2)
except pc.WriteError as e:
print e
pass
print "New Value:\t", pc.read(what)
try:
pc.write(what, orig)
except pc.WriteError as e:
print e
pass
print "Reset Value:\t", pc.read(what)
try:
print pc.read("net.ipv4.tcp_fastopen_key")
