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#!/usr/bin/python2
# -*- coding: utf-8 -*-
__author__ = "James Meyer"
__date__ = "Dec 11th 2012"
import subprocess
class plymouth_driver():
def __init__(self):
self.videocard = self.find_video_card()
self.old_conf = self.read_mkinit()
self.set_old_hook(self.old_conf)
def getvc(self):
return self.videocard
def get_old_hooks(self):
return self.old_hooks
def get_old_modules(self):
return self.old_modules
def get_new_hooks(self):
return self.new_hooks
def get_new_modules(self):
return self.new_modules
def set_old_hook(self,conf):
self.old_hooks, self.old_modules = self.find_hooks_modules(conf)
def find_video_card(self):
videocard=""
conf_file="/etc/X11/xorg.conf.d/20-automv.conf"
lines=[]
try:
f=open(conf_file,'r')
lines=f.readlines()
f.close()
except:
print " find_video_card: couldn't read in %s" %conf_file
videocard = "unknown"
for line in lines:
parsed=line.split()
if parsed[0].strip() == "Driver":
videocard = parsed[1].strip('''"''')
break
return videocard
def read_mkinit(self):
conf_file="/etc/mkinitcpio.conf"
old_conf=[]
try:
f=open(conf_file,'r')
old_conf=f.readlines()
except:
print " plymouth_config: couldn't read %s" %conf_file
sys.exit(1)
return old_conf
def find_hooks_modules(self,conf_list):
for line in conf_list:
if line.startswith('HOOKS='):
hooks=line.split('''"''')[1].split()
if line.startswith('MODULES='):
modules=line.split('''"''')[1].split()
return hooks,modules
def add_hooks(self,add_hooks, hooks):
new_hooks = hooks
for i in add_hooks:
if not i in (new_hooks):
new_hooks.append(i)
return new_hooks
def remove_hooks(self,remove_hooks, hooks):
for i in remove_hooks:
try:
while True:
hooks.remove(i)
except:
pass
return hooks
def add_modules(self, add_modules, modules):
new_modules = modules
for i in add_modules:
if not i in (new_modules):
new_modules.append(i)
return new_modules
def remove_modules(self,remove_modules, modules):
for i in remove_modules:
try:
while True:
modules.remove(i)
except:
pass
return modules
def create_new_hooks_modules(self):
new_hooks = list(self.old_hooks)
new_modules = list(self.old_modules)
add_hooks=[]
remove_hooks=[]
remove_modules=[]
add_modules=[]
if self.videocard == "intel":
add_modules = ['i915']
remove_hooks = ['v86d']
else:
#add_modules = ['nfs','jm']
remove_modules = ['i915']
add_hooks = ['v86d']
new_hooks = self.add_hooks(add_hooks , new_hooks)
new_hooks = self.remove_hooks(remove_hooks, new_hooks)
new_modules = self.add_modules(add_modules, new_modules)
new_modules = self.remove_modules(remove_modules, new_modules)
self.new_hooks = new_hooks
self.new_modules = new_modules
def compare_hooks_modules(self):
h = cmp( self.old_hooks,self.new_hooks)
m = cmp( self.old_modules,self.new_modules)
if h == 0 and m == 0:
return True
else:
return False
def create_newmkinitcpio(self):
if self.compare_hooks_modules() == True:
print " plymouth_config: no changes made"
return False
else:
conf_file="/etc/mkinitcpio.conf"
try:
f=open(conf_file,'w')
for line in self.old_conf:
new_line=line
if line.startswith('HOOKS='):
new_line = 'HOOKS="%s"' %(" ".join(self.new_hooks))
if line.startswith('MODULES='):
new_line = 'MODULES="%s"'%(" ".join(self.new_modules))
f.write(new_line)
f.write("\n")
f.close()
except:
print " plymouth_config: couldn't write %s" %conf_file
return False
return True
def run_mkinitcpio(self):
print " plymouth_config: Running mkinitcpio "
subprocess.call(["/usr/bin/mkinitcpio", "-p" , "linux"])
def go():
p = plymouth_driver()
vc = p.getvc()
print " plymouth_config: found videocard %s" %vc
p.create_new_hooks_modules()
#print p.get_old_hooks()
#print p.get_new_hooks()
#print "=="
#print p.get_old_modules()
#print p.get_new_modules()
if p.create_newmkinitcpio() == True:
p.run_mkinitcpio()
if __name__ == '__main__':
go()
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