New developer-console

configure.ac

@@ -71,6 +71,13 @@ shell/view/Makefile
 shell/view/home/Makefile
 shell/view/frame/Makefile
 shell/model/Makefile
+shell/console/Makefile
+shell/console/plugins/Makefile
+shell/console/plugins/clean_size/Makefile
+shell/console/plugins/cpu/Makefile
+shell/console/plugins/dirty_size/Makefile
+shell/console/plugins/memphis_init/Makefile
+shell/console/procmem/Makefile
 sugar/Makefile
 sugar/__installed__.py
 sugar/activity/Makefile

shell/Makefile.am

@@ -1,11 +1,11 @@
-SUBDIRS = conf data model view
+SUBDIRS = conf data model view console
 
 bin_SCRIPTS = 				\
 	sugar-activity			\
 	sugar-activity-factory		\
-	sugar-log-viewer		\
 	sugar-shell			\
-	sugar-shutdown
+	sugar-shutdown			\
+	sugar-devel-console		
 
 sugardir = $(pkgdatadir)/shell
 sugar_PYTHON =				\

shell/console/Makefile.am

@@ -0,0 +1,10 @@
+SUBDIRS = plugins procmem
+
+sugardir = $(pkgdatadir)/shell/console
+sugar_PYTHON =				\
+	__init__.py			\
+	console.py			\
+	memphis.py			\
+	logviewer.py			\
+	terminal.py			\
+	plugin.py			

shell/console/__init__.py

@@ -0,0 +1 @@
+

shell/console/console.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+
+import gtk
+
+# Console interfaces
+import memphis
+import logviewer
+import terminal
+
+window = gtk.Window()
+window.set_title('Developer console')
+
+width = gtk.gdk.screen_width()* 95 / 100
+height = gtk.gdk.screen_height() * 3 / 4
+
+window.set_default_size(width, height)
+
+window.realize()
+window.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG)
+
+# Memphis interface
+memphis_widget		= memphis.Interface().widget
+memphis_widget.show()
+
+# Sugar log viewer interface
+logviewer_widget	= logviewer.Interface().widget
+logviewer_widget.show()
+
+# Sugar log viewer interface
+terminal_widget	= terminal.Interface().widget
+terminal_widget.show()
+
+# Notebook
+notebook = gtk.Notebook()
+notebook.append_page(memphis_widget, gtk.Label('Memphis'))
+notebook.append_page(logviewer_widget, gtk.Label('Log Viewer'))
+notebook.append_page(terminal_widget, gtk.Label('Terminal'))
+
+notebook.show()
+
+window.add(notebook)
+window.show()
+gtk.main()

shell/console/logviewer.py

@@ -91,18 +91,11 @@ class MultiLogView(gtk.Notebook):
 
 		return True
 
-window = gtk.Window()
-window.set_default_size(gtk.gdk.screen_width() * 3 / 4,
-						gtk.gdk.screen_height() * 3 / 4)
+class Interface:
 
-window.realize()
-window.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG)
-
-path = os.path.join(env.get_profile_path(), 'logs')
-viewer = MultiLogView(path)
-window.add(viewer)
-viewer.show()
-
-window.show()
-
-gtk.main()
+	def __init__(self):
+		path = os.path.join(env.get_profile_path(), 'logs')
+		viewer = MultiLogView(path)
+		viewer.show()
+		self.widget = viewer
+		

shell/console/memphis.py

@@ -0,0 +1,182 @@
+#!/usr/bin/env python
+
+import sys, os
+import string
+import wnck
+import plugin
+
+from procmem import proc
+
+try:
+	import gtk
+	import gtk.gdk
+	import gobject
+except:
+	sys.exit(1)
+
+class Interface:
+	
+	store_data_types = []
+	store_data_types_details = []
+	
+	def __init__(self):	
+		
+		# Our GtkTree (Treeview)
+		self.treeview = gtk.TreeView()
+		self.widget = self.treeview
+		
+		# Loading plugins
+		self.plg = plugin.Plugin()
+				
+		# TOP data types (columns)
+		self.store_data_types = []
+		
+		for plg in self.plg.list:
+			plg_data = plg.INTERNALS
+			
+			# Give plugin object to plugin
+			plg.INTERNALS['Plg'] = self.plg
+
+		# Creating a store model and loading process data to Treeview
+		# self.store_data_types, ex [int, str, str, str, int,...]
+		#self.store = gtk.TreeStore(*self.store_data_types)
+		self.data = Data(self.treeview, self.plg.list)
+	
+class Data:
+
+	treeview = None
+	last_col_index = 0
+
+	store_data_cols = []
+	store_data_types = []
+	store_data_types_details = []
+	
+	def __init__(self, treeview, plg_list):
+		
+		# Top data types
+		self.plg_list = plg_list
+		
+		for plg in self.plg_list:
+
+			if plg.INTERNALS['top_data'] != None:
+				last_dt = len(self.store_data_types)
+	
+				if last_dt > 0:
+					last_dt -= 1
+	
+				len_dt = len(plg.INTERNALS['top_data'])
+	
+				self.store_data_types_details.append({"plugin": plg, "init": last_dt, "end": last_dt + len_dt})
+				
+				for dt in plg.INTERNALS['top_data']:
+					self.store_data_types.append(dt)
+
+				for col in plg.INTERNALS['top_cols']:
+					self.store_data_cols.append(col)
+		
+		# Set global treeview
+		self.treeview = treeview
+		
+		# Basic columns 
+		index = 0
+		for column_name in self.store_data_cols:
+			self.add_column(column_name, index)
+			index += 1
+		
+		self.store = gtk.TreeStore(*self.store_data_types)
+		treeview.set_model(self.store)
+
+		# Update information every 1 second
+		gobject.timeout_add(500, self.load_data, treeview)
+
+	# Add a new column to the main treeview 
+	def add_column(self, column_name, index):
+		cell = gtk.CellRendererText()
+		col_tv = gtk.TreeViewColumn(column_name, cell, text=index)
+		col_tv.set_resizable(True)
+		col_tv.connect('clicked', self.sort_column_clicked)
+		col_tv.set_property('clickable', True)
+		
+		self.treeview.append_column(col_tv)
+		
+		# Set the last column index added
+		self.last_col_index = index
+
+	# Sorting 
+	def sort_column_clicked(self, TreeViewColumn):
+		cols = self.treeview.get_columns()
+
+		# Searching column index
+		index = 0
+		for col in cols:
+			if col == TreeViewColumn:
+				break
+			
+			index += 1
+
+		self.store.set_sort_column_id(index, gtk.SORT_DESCENDING)
+		
+	def load_data(self, treeview):
+		self.store.clear()
+		
+		# Getting procfs data
+		self.procdata = proc.ProcInfo()
+		self.process_list = []
+
+		pids = []
+		screen = wnck.screen_get_default()
+		windows =  screen.get_windows()
+	
+		current_pid = os.getpid()
+		
+		for win in windows:
+			pid = int(win.get_pid())
+			if current_pid != pid:
+				pids.append(pid)
+	
+		self.process_list = set(pids)
+		
+		# Sort rows using pid
+		#self.process_list.sort(key=operator.itemgetter('pid'))
+		self.process_iter = []
+	
+		for pid in self.process_list:
+			pi = self.build_row(self.store, None, self.procdata, pid)
+			self.process_iter.append(pi)
+	
+		treeview.set_rules_hint(True)
+		treeview.expand_all()
+
+		return True
+	
+	def build_row(self, store, parent_iter, proc_data, pid):
+		data = []
+	
+		pinfo = proc_data.MemoryInfo(pid)
+			
+		# Look for plugins that need to update the top data treeview
+		for plg in self.plg_list:
+			plg_data = []
+			
+			if plg.INTERNALS['top_data'] != None:
+				# data = [xxx, yyy,zzz,...]
+				plg_data = plg.info.plg_on_top_data_refresh(plg, pinfo)
+								
+			for field in plg_data:
+				data.append(field)
+										
+		pi = self.insert_row(store, parent_iter, data)
+	
+		return pi
+		
+	# Insert a Row in our TreeView
+	def insert_row(self, store, parent, row_data):
+		iter = store.insert_after(parent, None)
+
+		index = 0
+		
+		for data in row_data:
+			store.set_value(iter, index , data)
+			index += 1
+			
+		return iter

shell/console/plugin.py

@@ -0,0 +1,50 @@
+###############################################
+# Memphis Plugin Support
+###############################################
+
+import sys, os, time
+import gtk, gobject
+
+from procmem import proc, proc_smaps, analysis
+
+class Plugin:
+
+	# Plugin list
+	list = []
+	proc = proc.ProcInfo()
+	
+	internal_plugin = "memphis_init"
+	plg_path = os.path.dirname(os.path.abspath(__file__)) + "/plugins"
+	
+	# Frequency timer, managed by main program
+	freq_timer = 0
+	
+	def __init__(self):
+		
+		sys.path.insert(0, self.plg_path)
+		
+		# Including memphis plugin
+		self.list.append(__import__(self.internal_plugin))
+		
+		if os.path.isdir(self.plg_path):
+			# around dir entries
+			for plg in os.listdir(self.plg_path):
+				
+				if plg == self.internal_plugin:
+					continue
+				
+				if os.path.isdir(self.plg_path + "/" + plg):
+					p = __import__(plg)
+					self.list.append(__import__(plg))
+			
+	# Parse /proc/PID/smaps information
+	def proc_get_smaps(self, pid):
+		return proc_smaps.ProcSmaps(pid)
+	
+	# Parse /proc/PID/maps information
+	def proc_get_maps(self, pid):
+		return proc_smaps.ProcMaps(pid)
+
+	def proc_analysis(self, pid):
+		return analysis.Analysis(pid)
+	

shell/console/plugins/Makefile.am

@@ -0,0 +1,4 @@
+SUBDIRS = clean_size cpu dirty_size memphis_init
+
+sugardir = $(pkgdatadir)/shell/console/plugins
+sugar_PYTHON = 

shell/console/plugins/clean_size/Makefile.am

@@ -0,0 +1,6 @@
+
+sugardir = $(pkgdatadir)/shell/console/plugins/clean_size
+sugar_PYTHON =				\
+	README				\
+	__init__.py			\
+	info.py				

shell/console/plugins/clean_size/README

@@ -0,0 +1,2 @@
+This plugin give support to get the clean size memory usage 
+by process using the /proc/PID/maps file. 

shell/console/plugins/clean_size/__init__.py

@@ -0,0 +1,16 @@
+
+import info
+
+INTERNALS = {
+			# Basic information
+			'PLGNAME': "Clean Size",
+			'TABNAME': None,
+			'AUTHOR': "Eduardo Silva",
+			'DESC': "Print the approx real memory usage",
+
+			# Plugin API
+			'Plg': None, # Plugin object
+
+			'top_data': [int], # Top data types needed by memphis core plugin
+			'top_cols': ["Approx Real Usage (kb)"]
+		}

shell/console/plugins/clean_size/info.py

@@ -0,0 +1,15 @@
+###########################################################
+# Main function:
+# -----------------
+# self:  self plugin object
+# mself: memphis object / principal class
+# pinfo: row with information about current tracing process
+############################################################
+
+def plg_on_top_data_refresh(self, pinfo):
+		
+	# Get clean size
+	maps = self.INTERNALS['Plg'].proc_get_maps(pinfo['pid'])
+
+	size = (maps.clean_size/1024)
+	return [size]

shell/console/plugins/cpu/Makefile.am

@@ -0,0 +1,6 @@
+
+sugardir = $(pkgdatadir)/shell/console/plugins/cpu
+sugar_PYTHON =				\
+	README				\
+	__init__.py			\
+	info.py				

shell/console/plugins/cpu/README

@@ -0,0 +1,2 @@
+This plugin give support to draw the Virtual Memory Size 
+usage by the current tracing process. 

shell/console/plugins/cpu/__init__.py

@@ -0,0 +1,23 @@
+import os
+import info
+
+INTERNALS = {
+			'PLGNAME': "cpu",
+			'TABNAME': None,
+			'AUTHOR': "Eduardo Silva",
+			'DESC': "Print CPU usage",
+
+			# Plugin API
+			'Plg': None, # Plugin object
+			'current_plg': None, # Current plugin object
+			'current_page': None, # Current page number
+
+			# Top process view requirements
+			'top_data': [int], # Top data types needed by memphis core plugin
+			'top_cols': ["%CPU "] # Column names
+		}
+
+# Get CPU frequency 
+cpu_hz = os.sysconf(2)
+
+pids_ujiffies = {}

shell/console/plugins/cpu/info.py

@@ -0,0 +1,48 @@
+###########################################################
+# Main function:
+# -----------------
+# self:  self plugin object
+# mself: memphis object / principal class
+# pinfo: row with information about current tracing process
+############################################################
+
+def plg_on_top_data_refresh(self, pinfo):
+	PI = self.INTERNALS['Plg'].proc
+	
+	pid = pinfo['pid']
+	
+	# Get JIFFIES CPU usage
+	used_jiffies = pinfo['utime'] + pinfo['stime']
+	last_ujiffies = get_pid_ujiffies(self, pid)
+	
+	cpu_usage = PI.get_CPU_usage(self.cpu_hz, used_jiffies, pinfo['start_time'])
+
+	# Get PERCENT CPU usage
+	if last_ujiffies == 0.0:
+		pcpu = 0.0
+		set_pid_ujiffies(self, pid, cpu_usage['used_jiffies'])
+		data = [int(pcpu)]
+		return data
+				
+	used_jiffies  = cpu_usage['used_jiffies'] - last_ujiffies
+
+	# Available jiffies are
+	avail_jiffies = (500/1000.0)*self.cpu_hz # 500 = 0.5 second
+	pcpu = ((used_jiffies*100)/avail_jiffies)
+	
+	set_pid_ujiffies(self, pid, cpu_usage['used_jiffies'])
+		
+	data = [int(pcpu)]
+	return data
+
+def get_pid_ujiffies(self, pid):
+	
+	if pid in self.pids_ujiffies:
+		return self.pids_ujiffies[pid]
+	else:
+		set_pid_ujiffies(self, pid, 0)
+		return self.pids_ujiffies[pid]
+
+def set_pid_ujiffies(self, pid, ujiffies):
+	self.pids_ujiffies[pid] = ujiffies
+

shell/console/plugins/dirty_size/Makefile.am

@@ -0,0 +1,6 @@
+
+sugardir = $(pkgdatadir)/shell/console/plugins/dirty_size
+sugar_PYTHON =				\
+	README				\
+	__init__.py			\
+	info.py				

shell/console/plugins/dirty_size/README

@@ -0,0 +1,2 @@
+This plugin give support to get the public and shared dirty memory usage 
+by process using the /proc/PID/smaps file. 

shell/console/plugins/dirty_size/__init__.py

@@ -0,0 +1,17 @@
+
+import info
+
+
+INTERNALS = {
+			# Basic information
+			'PLGNAME': "Dirty Size",
+			'TABNAME': None, # No tabbed plugin
+			'AUTHOR': "Eduardo Silva",
+			'DESC': "Get dirty size memory usage",
+
+			# Plugin API
+			'Plg': None, # Plugin object
+
+			'top_data': [int], # Top data types needed by memphis core plugin
+			'top_cols': ["PDRSS (kb)"]
+		}

shell/console/plugins/dirty_size/info.py

@@ -0,0 +1,20 @@
+###########################################################
+# Main function:
+# -----------------
+# self:  self plugin object
+# mself: memphis object / principal class
+# pinfo: row with information about current tracing process
+############################################################
+
+
+def plg_on_top_data_refresh(self, ppinfo):
+
+	dirty_sizes = get_dirty(self, ppinfo['pid'])
+	
+	# memhis need an array 
+	return [dirty_sizes['private']]
+
+def get_dirty(pself, pid):
+	ProcAnalysis = pself.INTERNALS['Plg'].proc_analysis(pid)
+
+	return ProcAnalysis.DirtyRSS()

shell/console/plugins/memphis_init/Makefile.am

@@ -0,0 +1,6 @@
+
+sugardir = $(pkgdatadir)/shell/console/plugins/memphis_init
+sugar_PYTHON =				\
+	README				\
+	__init__.py			\
+	info.py				

shell/console/plugins/memphis_init/README

@@ -0,0 +1,2 @@
+This plugin give support to draw the Virtual Memory Size 
+usage by the current tracing process. 

shell/console/plugins/memphis_init/__init__.py

@@ -0,0 +1,15 @@
+import info
+
+INTERNALS = {
+			'PLGNAME': "memphis",
+			'TABNAME': None,
+			'AUTHOR': "Eduardo Silva",
+			'DESC': "Print basic process information",
+
+			# Plugin API
+			'Plg': None, # Plugin object
+
+			# Top process view requirements
+			'top_data': [int, str, str], # Top data types needed by memphis core plugin
+			'top_cols': ["PID", "Process Name", "Status"] # Column names
+		}

shell/console/plugins/memphis_init/info.py

@@ -0,0 +1,13 @@
+###########################################################
+# Main function:
+# -----------------
+# self:  self plugin object
+# mself: memphis object / principal class
+# pinfo: row with information about current tracing process
+############################################################
+
+def plg_on_top_data_refresh(self, ppinfo):
+
+	data = [ppinfo['pid'], ppinfo['name'], ppinfo['state_name']]
+		
+	return data

shell/console/procmem/Makefile.am

@@ -0,0 +1,8 @@
+
+sugardir = $(pkgdatadir)/shell/console/procmem
+
+sugar_PYTHON =				\
+	__init__.py			\
+	proc.py				\
+	proc_smaps.py			\
+	analysis.py			

shell/console/procmem/analysis.py

@@ -0,0 +1,30 @@
+import proc, proc_smaps
+
+class Analysis:
+	
+	pid = 0
+	
+	def __init__(self, pid):
+		self.pid = pid
+	
+	def DirtyRSS(self):
+		smaps =	proc_smaps.ProcSmaps(self.pid)
+		dirty = []
+
+		private = 0
+		shared = 0
+		
+		for map in smaps.mappings:
+			private += map.private_dirty
+			shared  += map.shared_dirty
+
+		dirty = {"private": int(private), "shared": int(shared)}
+
+		return dirty
+	
+	def ApproxRealMemoryUsage(self):
+		maps = proc_smaps.ProcMaps(self.pid)
+		size = (maps.clean_size/1024)
+
+		return size
+	

shell/console/procmem/proc.py

@@ -0,0 +1,100 @@
+#!/usr/bin/env python
+
+import sys, os
+import string
+
+class ProcInfo:
+
+	dir_path	= "/proc/"	# Our cute Proc File System
+	status_file = "status"
+	stat_file	= "stat"
+	
+	proc_list = [] # Our PID list :D
+	proc_info = [] # 
+	
+	def __init__(self):
+		self.proc_list = self.Get_PID_List()
+		
+	# Returns Process List
+	def Get_PID_List(self):
+		list = []
+		
+		# Exists our procfs ?
+		if os.path.isdir(self.dir_path):
+			# around dir entries
+			for f in os.listdir(self.dir_path):
+				if os.path.isdir(self.dir_path+f) & str.isdigit(f):
+						list.append(int(f))
+
+		return list
+	
+	def MemoryInfo(self, pid):
+		# Path
+		pidfile = self.dir_path + str(pid) + "/stat"
+		try:
+			infile = open(pidfile, "r")
+		except:
+			print "Error trying " + pidfile
+			return None
+
+		# Parsing data , check 'man 5 proc' for details
+		data = infile.read().split()
+
+		infile.close()
+		
+		state_dic = {
+					'R': 'Running',
+					'S': 'Sleeping', 
+					'D': 'Disk sleep',
+					'Z': 'Zombie', 
+					'T': 'Traced/Stopped', 
+					'W': 'Paging'
+					}
+
+		# user and group owners
+		pidstat = os.stat(pidfile)
+		
+		info = {
+			'pid':		int(data[0]), # Process ID
+			'name':		data[1].strip('()'), # Process name
+			'state':	data[2], # Process State, ex: R|S|D|Z|T|W
+			'state_name':	state_dic[data[2]], # Process State name, ex: Running, sleeping, Zombie, etc
+			'ppid':		int(data[3]), # Parent process ID
+			'utime':	int(data[13]), # Used jiffies in user mode
+			'stime':	int(data[14]), # Used jiffies in kernel mode
+			'start_time':	int(data[21]), # Process time from system boot (jiffies)
+			'vsize':	int(data[22]), # Virtual memory size used (bytes)
+			'rss':		int(data[23])*4,	# Resident Set Size (bytes)
+			'user_id': pidstat.st_uid, # process owner
+			'group_id': pidstat.st_gid # owner group
+		}
+		
+		return info
+		
+
+	# Returns the CPU usage expressed in Jiffies
+	def get_CPU_usage(self, cpu_hz, used_jiffies, start_time):
+		
+		# Uptime info
+		uptime_file = self.dir_path + "/uptime"
+		try:
+			infile = file(uptime_file, "r")
+		except:
+			print "Error trying uptime file"
+			return None
+		
+		uptime_line = infile.readline()
+		uptime = string.split(uptime_line, " ",2)
+		
+		infile.close()
+				
+		# System uptime, from /proc/uptime
+		uptime = float(uptime[0])
+		
+		# Jiffies
+		avail_jiffies = (uptime * cpu_hz) - start_time
+		
+		cpu_usage = {'used_jiffies': used_jiffies, 'avail_jiffies': avail_jiffies}
+
+		return cpu_usage
+

shell/console/procmem/proc_smaps.py

@@ -0,0 +1,129 @@
+####################################################################
+# This class open the /proc/PID/maps and /proc/PID/smaps files
+# to get useful information about the real memory usage
+####################################################################
+#!/usr/bin/env python
+
+import os
+
+# Parse the /proc/PID/smaps file
+class ProcSmaps:
+
+	mappings = [] # Devices information
+	
+	def __init__(self, pid):
+		
+		smapfile = "/proc/%s/smaps" % pid
+		self.mappings = []
+		
+		# Coded by Federico Mena (script)
+		try:
+			infile = open(smapfile, "r")
+			input = infile.read()
+			infile.close()
+		except:
+			print "Error trying " + smapfile
+			return
+		
+		lines = input.splitlines()
+
+		num_lines = len (lines)
+		line_idx = 0
+	
+		# 08065000-08067000 rw-p 0001c000 03:01 147613     /opt/gnome/bin/evolution-2.6
+		# Size:                 8 kB
+		# Rss:                  8 kB
+		# Shared_Clean:         0 kB
+		# Shared_Dirty:         0 kB
+		# Private_Clean:        8 kB
+		# Private_Dirty:        0 kB
+	
+		while num_lines > 0:
+			fields = lines[line_idx].split (" ", 5)
+			if len (fields) == 6:
+				(offsets, permissions, bin_permissions, device, inode, name) = fields
+			else:
+				(offsets, permissions, bin_permissions, device, inode) = fields
+				name = ""
+	
+			size          = self.parse_smaps_size_line (lines[line_idx + 1])
+			rss           = self.parse_smaps_size_line (lines[line_idx + 2])
+			shared_clean  = self.parse_smaps_size_line (lines[line_idx + 3])
+			shared_dirty  = self.parse_smaps_size_line (lines[line_idx + 4])
+			private_clean = self.parse_smaps_size_line (lines[line_idx + 5])
+			private_dirty = self.parse_smaps_size_line (lines[line_idx + 6])
+			name = name.strip ()
+
+			mapping = Mapping (size, rss, shared_clean, shared_dirty, private_clean, private_dirty, permissions, name)
+			self.mappings.append (mapping)
+
+			num_lines -= 7
+			line_idx += 7
+
+	# Parses a line of the form "foo: 42 kB" and returns an integer for the "42" field
+	def parse_smaps_size_line (self, line):
+		# Rss:                  8 kB
+		fields = line.split ()
+		return int(fields[1])
+
+class Mapping:
+	def __init__ (self, size, rss, shared_clean, shared_dirty, private_clean, private_dirty, permissions, name):
+		self.size = size
+		self.rss = rss
+		self.shared_clean = shared_clean
+		self.shared_dirty = shared_dirty
+		self.private_clean = private_clean
+		self.private_dirty = private_dirty
+		self.permissions = permissions
+		self.name = name
+
+# Parse /proc/PID/maps file to get the clean memory usage by process,
+# we avoid lines with backed-files
+class ProcMaps:
+	
+	clean_size = 0
+	
+	def __init__(self, pid):
+		mapfile = "/proc/%s/maps" % pid
+
+		try:
+			infile = open(mapfile, "r")
+		except:
+			print "Error trying " + mapfile
+			return None
+			
+		sum = 0
+		to_data_do = {
+			"[anon]": self.parse_size_line,
+			"[heap]": self.parse_size_line
+		}
+		
+		for line in infile:
+			arr = line.split()
+			
+			# Just parse writable mapped areas
+			if arr[1][1] != "w":
+				continue
+			
+			if len(arr) == 6:				
+				# if we got a backed-file we skip this info
+				if os.path.isfile(arr[5]):
+					continue
+				else:
+					line_size = to_data_do.get(arr[5], self.skip)(line)
+					sum += line_size
+			else:
+				line_size = self.parse_size_line(line)
+				sum += line_size
+					
+		infile.close()
+		self.clean_size = sum
+		
+	def skip(self, line):
+		return 0
+	
+	# Parse a maps line and return the mapped size
+	def parse_size_line(self, line):
+		start, end = line.split()[0].split('-')
+		size = int(end, 16) - int(start, 16)			
+		return size

shell/console/terminal.py

@@ -0,0 +1,143 @@
+import gtk
+import vte
+import pango
+
+class Terminal(gtk.HBox):
+	def __init__(self):
+		gtk.HBox.__init__(self, False, 4)
+
+		self._vte = vte.Terminal()
+		self._configure_vte()
+		self._vte.set_size(30, 5)
+		self._vte.set_size_request(200, 350)
+		self._vte.show()
+		self.pack_start(self._vte)
+		
+		self._scrollbar = gtk.VScrollbar(self._vte.get_adjustment())
+		self._scrollbar.show()
+		self.pack_start(self._scrollbar, False, False, 0)
+		
+		self._vte.connect("child-exited", lambda term: term.fork_command())
+
+		self._vte.fork_command()
+
+	def _configure_vte(self):
+		self._vte.set_font(pango.FontDescription('Monospace 10'))
+		self._vte.set_colors(gtk.gdk.color_parse ('#AAAAAA'),
+							gtk.gdk.color_parse ('#000000'),
+							[])
+		self._vte.set_cursor_blinks(False)
+		self._vte.set_audible_bell(False)
+		self._vte.set_scrollback_lines(100)
+		self._vte.set_allow_bold(True)
+		self._vte.set_scroll_on_keystroke(False)
+		self._vte.set_scroll_on_output(False)
+		self._vte.set_emulation('xterm')
+		self._vte.set_visible_bell(False)
+
+	def on_gconf_notification(self, client, cnxn_id, entry, what):
+		self.reconfigure_vte()
+
+	def on_vte_button_press(self, term, event):
+		if event.button == 3:
+			self.do_popup(event)
+			return True
+
+	def on_vte_popup_menu(self, term):
+		pass
+
+class Multiple:
+	
+	page_number = 0
+	
+	def __init__(self):
+		self.notebook = gtk.Notebook()
+		self.add_new_terminal()
+		
+		open_terminal = gtk.Button('Open a new terminal')
+		open_terminal.connect("clicked", self.add_new_terminal)
+		open_terminal.show()
+				
+		self.notebook.show()
+		
+		self.main_vbox = gtk.VBox(False, 3)
+		self.main_vbox.pack_start(open_terminal, True, True, 5)
+		self.main_vbox.pack_start(self.notebook, True, True, 5)
+
+		self.main_vbox.show_all()
+	
+	# Remove a page from the notebook
+	def close_terminal(self, button, child):
+		page = self.notebook.page_num(child)
+
+		if page != -1:
+			self.notebook.remove_page(page)
+		
+		
+		pages = self.notebook.get_n_pages()
+		if pages <= 0:
+			self.page_number = 0
+			self.add_new_terminal()
+			
+		# Need to refresh the widget --
+		# This forces the widget to redraw itself.
+		self.notebook.queue_draw_area(0, 0, -1, -1)
+
+	def add_icon_to_button(self, button):
+		iconBox = gtk.HBox(False, 0)
+		image = gtk.Image()
+		image.set_from_stock(gtk.STOCK_CLOSE, gtk.ICON_SIZE_MENU)
+		gtk.Button.set_relief(button, gtk.RELIEF_NONE)
+
+		settings = gtk.Widget.get_settings (button)
+		(w,h) = gtk.icon_size_lookup_for_settings (settings, gtk.ICON_SIZE_MENU)
+		gtk.Widget.set_size_request (button, w + 4, h + 4)
+		image.show()
+		iconBox.pack_start(image, True, False, 0)
+		button.add(iconBox)
+		iconBox.show()
+
+	def add_new_terminal(self, *arguments, **keywords):
+		self.page_number += 1
+
+		terminal = Terminal()
+		terminal.show()
+
+		eventBox = self.create_custom_tab("Term %d" % self.page_number, terminal)
+		self.notebook.append_page(terminal, eventBox)
+
+		# Set the new page
+		pages = gtk.Notebook.get_n_pages(self.notebook)
+		self.notebook.set_current_page(pages - 1)
+		return True
+
+	def create_custom_tab(self, text, child):
+		eventBox = gtk.EventBox()
+		tabBox = gtk.HBox(False, 2)
+		tabLabel = gtk.Label(text)
+
+		tabButton = gtk.Button()
+		tabButton.connect('clicked', self.close_terminal, child)
+
+		# Add a picture on a button
+		self.add_icon_to_button(tabButton)
+		iconBox = gtk.HBox(False, 0)
+
+		eventBox.show()
+		tabButton.show()
+		tabLabel.show()
+
+		tabBox.pack_start(tabLabel, False)
+		tabBox.pack_start(tabButton, False)
+
+		tabBox.show_all()
+		eventBox.add(tabBox)
+		
+		return eventBox
+
+class Interface:
+
+	def __init__(self):
+		multiple = Multiple()
+		self.widget = multiple.main_vbox
+		

shell/data/kbdconfig

@@ -6,6 +6,6 @@
 <Alt>p=prev
 <Alt>c=close
 
-F12=!sugar-log-viewer
+F12=!sugar-devel-console
 <Alt>q=!sugar-emulator-shutdown
 <Alt><Shift>Escape=!sugar-shutdown

shell/sugar-devel-console

@@ -0,0 +1,9 @@
+#!/usr/bin/env python
+
+# Sugar developer console launcher
+import os, sys
+from sugar import env 
+
+sys.path.insert(0, os.path.join(env.get_data_dir(), 'shell'))
+
+import console.console

sugar/activity/Activity.py

@@ -100,6 +100,7 @@ class Activity(gtk.Window):
 
 		bus = dbus.SessionBus()
 		xid = self.window.xid
+
 		bus_name = dbus.service.BusName(get_service_name(xid), bus=bus)
 		self._bus = ActivityDbusService(bus_name, get_object_path(xid))
 		self._bus.start(self._pservice, self)