interface to grab wifi informations

test_wireless.py

@@ -0,0 +1,12 @@
+#!/usr/bin/python2
+
+import wireless
+import time
+
+wf = wireless.wireless("wlan0")
+
+while(True):
+	print "level: " + wf.level() + " dBm"
+	print "link: " + wf.link() + " dBm"
+	print "noise: " + wf.noise() + " dBm"
+	time.sleep(1)

wireless.py

@@ -0,0 +1,33 @@
+import re
+
+class wireless:
+	def __init__(self, device = "wlan0"):
+		self.device = device
+		self.__link = ""
+		self.__level = ""
+		self.__noise = ""
+
+	def __parse(self):
+		f = open("/proc/net/wireless", "r")
+		for line in f:
+			line = line.strip()
+			if re.match("^" + self.device + ".*$", line):
+				line = re.sub("\s+", " ", line)
+				lst = line.split(" ")
+				self.__link = lst[2]
+				self.__level = lst[3]
+				self.__noise = lst[4]
+				break
+		f.close()
+
+	def level(self):
+		self.__parse()
+		return self.__level
+
+	def link(self):
+		self.__parse()
+		return self.__link
+
+	def noise(self):
+		self.__parse()
+		return self.__noise