def mount_target(self):
"""mount selected partitions on /target ."""
# stderr.write ('PuntosDeMontaje: ' + str (self.mountpoints) + '\n')
if not os.path.isdir(self.target) and not os.path.isfile(self.target):
os.mkdir(self.target)
misc.ex('mount', self.mountpoints.keys()[self.mountpoints.values().index('/')], self.target)
for device, path in self.mountpoints.items():
if ( path == '/' ):
continue
elif ( path == 'swap' ):
os.system('swapon %s' % device)
continue
path = os.path.join(self.target, path[1:])
if not os.path.isdir(path) and not os.path.isfile(path):
os.mkdir(path)
else:
misc.pre_log('error', 'Problemas al crear %s' % path)
if not misc.ex ('mount', '-t', 'ext3', device, path):
misc.ex('mkfs.ext3',device)
misc.ex('mount', device, path)
# if ( 'swap' not in self.mountpoints.values() ):
# # If swap partition isn't defined, we create a swapfile
# os.system("dd if=/dev/zero of=%s/swapfile bs=1024 count=%d" % (self.target, MINIMAL_PARTITION_SCHEME ['swap'] * 1024) )
# os.system("mkswap %s/swapfile" % self.target)
# os.system("swapon %s/swapfile" % self.target)
return True
def copy_logs(self):
try:
misc.ex('cp', '-a', '/var/log/installer',
os.path.join(self.target, '/var/log/installer'))
except IOError, error:
misc.pre_log('error', error)
return False
def mount_target(self):
"""mount selected partitions on /target ."""
# stderr.write ('PuntosDeMontaje: ' + str (self.mountpoints) + '\n')
if not os.path.isdir(self.target) and not os.path.isfile(self.target):
os.mkdir(self.target)
misc.ex('mount', self.mountpoints.keys()[self.mountpoints.values().index('/')], self.target)
for device, path in self.mountpoints.items():
if ( path == '/' ):
continue
elif ( path == 'swap' ):
os.system('swapon %s' % device)
continue
path = os.path.join(self.target, path[1:])
if not os.path.isdir(path) and not os.path.isfile(path):
os.mkdir(path)
else:
misc.pre_log('error', 'Problemas al crear %s' % path)
if not misc.ex ('mount', '-t', 'ext3', device, path):
misc.ex('mkfs.ext3',device)
misc.ex('mount', device, path)
if ( 'swap' not in self.mountpoints.values() ):
# If swap partition isn't defined, we create a swapfile
os.system("dd if=/dev/zero of=%s/swapfile bs=1024 count=%d" % (self.target, MINIMAL_PARTITION_SCHEME ['swap'] * 1024) )
os.system("mkswap %s/swapfile" % self.target)
os.system("swapon %s/swapfile" % self.target)
return True
def unmount_source(self):
if not misc.pre_log('info', 'umount ' + self.source):
return False
sleep(1)
if not misc.pre_log('info', 'losetup -d ' + self.dev):
return False
sleep(1)
return True
def copy_logs(self):
try:
misc.pre_log('info','cp -a /var/log/installer ' +
os.path.join(self.target,'/var/log/installer'))
sleep(1)
except IOError, error:
misc.pre_log('error', error)
return False
def unmount_source(self):
if not misc.pre_log('info','umount ' + self.source):
return False
sleep(1)
if not misc.pre_log('info','losetup -d ' + self.dev):
return False
sleep(1)
return True
def copy_logs(self):
try:
misc.pre_log(
'info', 'cp -a /var/log/installer ' +
os.path.join(self.target, '/var/log/installer'))
sleep(1)
except IOError, error:
misc.pre_log('error', error)
return False
def copy_logs(self):
"""copy logs files into installed system."""
distro = open ('/etc/lsb-release').readline ().strip ().split ('=') [1].lower ()
log_file = '/var/log/' + distro + '-express'
if not misc.ex('cp', '-a', log_file, os.path.join(self.target, log_file[1:])):
misc.pre_log('error', 'No se pudieron copiar los registros de instalación')
return True
def copy_logs(self):
"""copy logs files into installed system."""
distro = open ('/etc/lsb-release').readline ().strip ().split ('=') [1].lower ()
log_file = '/var/log/' + distro + '-express'
if not misc.ex('cp', '-a', log_file, os.path.join(self.target, log_file[1:])):
misc.pre_log('error', 'No se pudieron copiar los registros de instalación')
return True
def copy_all(self):
files = []
total_size = 0
misc.pre_log('info','Recolecting files to copy')
for dirpath, dirnames, filenames in os.walk(self.source):
sourcepath = dirpath[len(self.source)+1:]
if sourcepath.startswith('etc'):
print 7
elif sourcepath.startswith('home'):
print 8
elif sourcepath.startswith('media'):
print 10
elif sourcepath.startswith('usr/doc'):
print 11
elif sourcepath.startswith('usr/local'):
print 13
elif sourcepath.startswith('usr/src'):
print 15
elif sourcepath.startswith('var/backups'):
print 16
elif sourcepath.startswith('var/tmp'):
print 17
for name in dirnames + filenames:
relpath = os.path.join(sourcepath, name)
fqpath = os.path.join(self.source, dirpath, name)
if os.path.isfile(fqpath):
size = os.path.getsize(fqpath)
total_size += size
files.append((relpath, size))
else:
files.append((relpath, None))
misc.pre_log('info','About to start copying')
copy = subprocess.Popen(['cpio', '-d0mp', self.target],
cwd=self.source,
stdin=subprocess.PIPE)
copied_bytes = 0
for path, size in files:
copy.stdin.write(path + '\0')
if size is not None:
copied_bytes += size
per = (copied_bytes * 100) / total_size
# Adjusting the percentage
per = (per*73/100)+17
print per
copy.stdin.close()
copy.wait()
return True
def mount_source(self):
"""mounting loop system from cloop or squashfs system."""
from os import path
self.dev = ''
if not os.path.isdir(self.source):
try:
os.mkdir(self.source)
except Exception, e:
print e
misc.pre_log('info', 'mkdir %s' % self.source)
def mount_source(self):
"""mounting loop system from cloop or squashfs system."""
from os import path
self.dev = ''
if not os.path.isdir(self.source):
try:
os.mkdir(self.source)
except Exception, e:
print e
misc.pre_log('info', 'mkdir %s' % self.source)
def copy_all(self):
files = []
total_size = 0
misc.pre_log("info", "Recolecting files to copy")
for dirpath, dirnames, filenames in os.walk(self.source):
sourcepath = dirpath[len(self.source) + 1 :]
if sourcepath.startswith("etc"):
print 7
elif sourcepath.startswith("home"):
print 8
elif sourcepath.startswith("media"):
print 10
elif sourcepath.startswith("usr/doc"):
print 11
elif sourcepath.startswith("usr/local"):
print 13
elif sourcepath.startswith("usr/src"):
print 15
elif sourcepath.startswith("var/backups"):
print 16
elif sourcepath.startswith("var/tmp"):
print 17
for name in dirnames + filenames:
relpath = os.path.join(sourcepath, name)
fqpath = os.path.join(self.source, dirpath, name)
if os.path.isfile(fqpath):
size = os.path.getsize(fqpath)
total_size += size
files.append((relpath, size))
else:
files.append((relpath, None))
misc.pre_log("info", "About to start copying")
copy = subprocess.Popen(["cpio", "-d0mp", self.target], cwd=self.source, stdin=subprocess.PIPE)
copied_bytes = 0
for path, size in files:
copy.stdin.write(path + "\0")
if size is not None:
copied_bytes += size
per = (copied_bytes * 100) / total_size
# Adjusting the percentage
per = (per * 73 / 100) + 17
print per
copy.stdin.close()
copy.wait()
return True
def mount_target(self):
misc.pre_log('info','mount %s %s' % (self.mountpoints['/'], self.target))
sleep(1)
for path, device in self.mountpoints.items():
if path in ('/', 'swap'):
continue
path = os.path.join(self.target, path[1:])
sleep(1)
if not misc.pre_log('info','mount', device, path):
return False
sleep(1)
return True
def mount_target(self):
misc.pre_log('info',
'mount %s %s' % (self.mountpoints['/'], self.target))
sleep(1)
for path, device in self.mountpoints.items():
if path in ('/', 'swap'):
continue
path = os.path.join(self.target, path[1:])
sleep(1)
if not misc.pre_log('info', 'mount', device, path):
return False
sleep(1)
return True
def copy_all(self):
files = []
total_size = 0
misc.pre_log('info','Recolecting files to copy')
for dirpath, dirnames, filenames in os.walk(self.source):
sourcepath = dirpath[len(self.source)+1:]
if sourcepath.startswith('etc'):
print 7
elif sourcepath.startswith('home'):
print 8
elif sourcepath.startswith('media'):
print 10
elif sourcepath.startswith('usr/doc'):
print 11
elif sourcepath.startswith('usr/local'):
print 13
elif sourcepath.startswith('usr/src'):
print 15
elif sourcepath.startswith('var/backups'):
print 16
elif sourcepath.startswith('var/tmp'):
print 17
for name in dirnames + filenames:
relpath = os.path.join(sourcepath, name)
fqpath = os.path.join(self.source, dirpath, name)
if os.path.isfile(fqpath):
size = os.path.getsize(fqpath)
total_size += size
files.append((relpath, size))
else:
files.append((relpath, None))
misc.pre_log('info','About to start copying')
copied_bytes = 0
for path, size in files:
sleep(1)
if size is not None:
copied_bytes += size
per = (copied_bytes * 100) / total_size
# Adjusting the percentage
per = (per*73/100)+17
print per
return True
def format_target(mountpoints):
'''format_target(mountpoints) -> bool
From mountpoints extract the devices to partition
and do it.
The method return true or false depends the result
of this operation.
'''
for path, device in mountpoints.items():
if path in ['/']:
print "0 Preparing the disc"
misc.pre_log('info','mkfs.ext3' + device)
sleep(2)
print "2 Preparing the disc"
elif path == 'swap':
misc.pre_log('info', 'mkswap' + device)
sleep(2)
print "3 Preparing the disc"
return True
def format_target(mountpoints):
'''format_target(mountpoints) -> bool
From mountpoints extract the devices to partition
and do it.
The method return true or false depends the result
of this operation.
'''
for path, device in mountpoints.items():
if path in ['/']:
print "0 Preparing the disc"
misc.pre_log('info', 'mkfs.ext3' + device)
sleep(2)
print "2 Preparing the disc"
elif path == 'swap':
misc.pre_log('info', 'mkswap' + device)
sleep(2)
print "3 Preparing the disc"
return True
def mount_source(self):
from os import path
self.dev = ''
files = ['/cdrom/casper/filesystem.cloop', '/cdrom/META/META.squashfs']
for f in files:
if path.isfile(f) and path.splitext(f)[1] == '.cloop':
file = f
self.dev = '/dev/cloop1'
elif path.isfile(f) and path.splitext(f)[1] == '.squashfs':
file = f
self.dev = '/dev/loop3'
if self.dev == '':
return False
misc.ex('losetup', self.dev, file)
if not os.path.isdir(self.source):
os.mkdir(self.source)
misc.pre_log('info', 'mkdir %s' % self.source)
misc.ex('mount', self.dev, self.source)
return True
def mount_source(self):
from os import path
self.dev = ""
files = ["/cdrom/casper/filesystem.cloop", "/cdrom/META/META.squashfs"]
for f in files:
if path.isfile(f) and path.splitext(f)[1] == ".cloop":
file = f
self.dev = "/dev/cloop1"
elif path.isfile(f) and path.splitext(f)[1] == ".squashfs":
file = f
self.dev = "/dev/loop3"
if self.dev == "":
return False
misc.ex("losetup", self.dev, file)
if not os.path.isdir(self.source):
os.mkdir(self.source)
misc.pre_log("info", "mkdir %s" % self.source)
misc.ex("mount", self.dev, self.source)
return True
def mount_source(self):
from os import path
self.dev = ''
files = ['/cdrom/casper/filesystem.cloop','/cdrom/META/META.squashfs']
for f in files:
if path.isfile(f) and path.splitext(f)[1] == '.cloop':
file = f
self.dev = '/dev/cloop1'
elif path.isfile(f) and path.splitext(f)[1] == '.squashfs':
file = f
self.dev = '/dev/loop3'
if self.dev == '':
return False
misc.pre_log('info','losetup %s %s' % (self.dev, file))
sleep(1)
if not os.path.isdir(self.source):
misc.pre_log('info','mkdir %s' % self.source)
misc.pre_log('info','mount %s %s' % (self.dev, self.source))
sleep(1)
return True
def run(self, queue):
"""Run the copy stage. This is the second step from the installation
process."""
queue.put( '3 Preparando el directorio de instalación')
misc.pre_log('info', 'Mounting target')
if self.mount_target():
queue.put( '3 Directorio de instalación listo')
misc.pre_log('info', 'Mounted target')
else:
misc.pre_log('error', 'Mounting target')
return False
queue.put( '4 Obteniendo la distribución a copiar')
misc.pre_log('info', 'Mounting source')
if self.mount_source():
queue.put( '5 Distribución obtenida')
misc.pre_log('info', 'Mounted source')
else:
misc.pre_log('error', 'Mounting source')
return False
queue.put( '6 Preparando la copia a disco')
misc.pre_log('info', 'Copying distro')
if self.copy_all(queue):
queue.put( '90 Ficheros copiados')
misc.pre_log('info', 'Copied distro')
else:
misc.pre_log('error', 'Copying distro')
return False
queue.put( '91 Copiando registros de instalación al disco')
misc.pre_log('info', 'Copying logs files')
if self.copy_logs():
queue.put( '92 Registros de instalación listos')
misc.post_log('info', 'Copied logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
queue.put( '93 Desmontando la imagen original de la copia')
misc.post_log('info', 'Umounting source')
if self.umount_source():
queue.put( '94 Imagen de la copia desmontada')
misc.post_log('info', 'Umounted source')
else:
misc.post_log('error', 'Umounting source')
return False
def copy_logs(self):
try:
misc.ex("cp", "-a", "/var/log/installer", os.path.join(self.target, "/var/log/installer"))
except IOError, error:
misc.pre_log("error", error)
return False
def copy_all(self, queue):
"""Core copy process. This is the most important step of this stage. It clones
live filesystem into a local partition in the selected hard disk."""
files = []
total_size = 0
oldsourcepath = ''
misc.pre_log('info','Recolecting files to copy')
for dirpath, dirnames, filenames in os.walk(self.source):
sourcepath = dirpath[len(self.source)+1:]
if ( oldsourcepath.split('/')[0] != sourcepath.split('/')[0] ):
if sourcepath.startswith('etc'):
queue.put( '7 Recorriendo /etc' )
elif sourcepath.startswith('home'):
queue.put( '8 Recorriendo /home' )
elif sourcepath.startswith('media'):
queue.put( '10 Recorriendo /media' )
elif sourcepath.startswith('usr/doc'):
queue.put( '11 Recorriendo /usr/doc' )
elif sourcepath.startswith('usr/local'):
queue.put( '13 Recorriendo /usr/local' )
elif sourcepath.startswith('usr/src'):
queue.put( '15 Recorriendo /usr/src' )
elif sourcepath.startswith('var/backups'):
queue.put( '16 Recorriendo /var/backups' )
elif sourcepath.startswith('var/tmp'):
queue.put( '17 Recorriendo /var/tmp' )
oldsourcepath = sourcepath
for name in dirnames + filenames:
relpath = os.path.join(sourcepath, name)
fqpath = os.path.join(self.source, dirpath, name)
if os.path.isfile(fqpath):
size = os.path.getsize(fqpath)
total_size += size
files.append((relpath, size))
else:
files.append((relpath, None))
misc.pre_log('info','About to start copying')
copy = subprocess.Popen(['cpio', '-d0mp', self.target],
cwd = self.source,
stdin = subprocess.PIPE)
copied_bytes, counter = 0, 0
for path, size in files:
copy.stdin.write(path + '\0')
misc.pre_log('info', path)
if ( size != None ):
copied_bytes += size
per = (copied_bytes * 100) / total_size
# Adjusting the percentage
per = (per*73/100)+17
if ( counter != per and per < 34 ):
# We start the counter until 33
time_start = time.time()
counter = per
queue.put("%s Copiando %s%% - [%s]" % (per, per, path))
elif ( counter != per and per >= 40 ):
counter = per
time_left = (time.time()-time_start)*57/(counter - 33) - (time.time()-time_start)
minutes, seconds = time_left/60, time_left - int(time_left/60)*60
queue.put("%s Copiando %s%% - Queda %02d:%02d - [%s]" % (per, per, minutes, seconds, path))
elif ( counter != per ):
counter = per
queue.put("%s Copiando %s%% - [%s]" % (per, per, path))
copy.stdin.close()
copy.wait()
return True
def run(self):
print '0 Preparing the target in the disc'
if self.mount_target():
print '5 Prepared the target in the disc'
misc.pre_log('info', 'Mounting target')
else:
misc.pre_log('error', 'Mounting target')
return False
print '7 Getting the distro to copy'
if self.mount_source():
print '10 Got the distro to copy'
misc.pre_log('info', 'Mounting source')
else:
misc.pre_log('error', 'Mounting source')
return False
print '12 Copying the distro files to the disc'
if self.copy_all():
print '85 Copied the distro files to the disc'
misc.pre_log('info', 'Copying distro')
else:
misc.pre_log('error', 'Copying distro')
return False
print '86 Copying the logs files to the disc'
if self.copy_logs():
print '90 Copied the logs files to the disc'
misc.post_log('info', 'Copying logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
print '91 Releasing the copied distro image'
if self.mount_source():
print '92 Released the copied distro image'
misc.post_log('info', 'Umounting source')
else:
misc.post_log('error', 'Umounting source')
return False
def run(self):
print "3 Preparing the target in the disc"
misc.pre_log("info", "Mounting target")
if self.mount_target():
print "3 Prepared the target in the disc"
misc.pre_log("info", "Mounted target")
else:
misc.pre_log("error", "Mounting target")
return False
print "4 Getting the distro to copy"
misc.pre_log("info", "Mounting source")
if self.mount_source():
print "5 Got the distro to copy"
misc.pre_log("info", "Mounted source")
else:
misc.pre_log("error", "Mounting source")
return False
print "6 Copying the distro files to the disc"
misc.pre_log("info", "Copying distro")
if self.copy_all():
print "90 Copied the distro files to the disc"
misc.pre_log("info", "Copied distro")
else:
misc.pre_log("error", "Copying distro")
return False
print "91 Copying the logs files to the disc"
misc.pre_log("info", "Copying logs files")
if self.copy_logs():
print "92 Copied the logs files to the disc"
misc.post_log("info", "Copied logs files")
else:
misc.pre_log("error", "Copying logs files")
return False
print "93 Releasing the copied distro image"
misc.post_log("info", "Umounting source")
if self.unmount_source():
print "94 Released the copied distro image"
misc.post_log("info", "Umounted source")
else:
misc.post_log("error", "Umounting source")
return False
def copy_all(self, queue):
"""Core copy process. This is the most important step of this stage. It clones
live filesystem into a local partition in the selected hard disk."""
files = []
total_size = 0
oldsourcepath = ''
misc.pre_log('info', 'Recolecting files to copy')
for dirpath, dirnames, filenames in os.walk(self.source):
sourcepath = dirpath[len(self.source) + 1:]
if (oldsourcepath.split('/')[0] != sourcepath.split('/')[0]):
if sourcepath.startswith('etc'):
queue.put('7 Recorriendo /etc')
elif sourcepath.startswith('home'):
queue.put('8 Recorriendo /home')
elif sourcepath.startswith('media'):
queue.put('10 Recorriendo /media')
elif sourcepath.startswith('usr/doc'):
queue.put('11 Recorriendo /usr/doc')
elif sourcepath.startswith('usr/local'):
queue.put('13 Recorriendo /usr/local')
elif sourcepath.startswith('usr/src'):
queue.put('15 Recorriendo /usr/src')
elif sourcepath.startswith('var/backups'):
queue.put('16 Recorriendo /var/backups')
elif sourcepath.startswith('var/tmp'):
queue.put('17 Recorriendo /var/tmp')
oldsourcepath = sourcepath
for name in dirnames + filenames:
relpath = os.path.join(sourcepath, name)
fqpath = os.path.join(self.source, dirpath, name)
if os.path.isfile(fqpath):
size = os.path.getsize(fqpath)
total_size += size
files.append((relpath, size))
else:
files.append((relpath, None))
misc.pre_log('info', 'About to start copying')
copy = subprocess.Popen(['cpio', '-d0mp', self.target],
cwd=self.source,
stdin=subprocess.PIPE)
copied_bytes, counter = 0, 0
for path, size in files:
copy.stdin.write(path + '\0')
misc.pre_log('info', path)
if (size != None):
copied_bytes += size
per = (copied_bytes * 100) / total_size
# Adjusting the percentage
per = (per * 73 / 100) + 17
if (counter != per and per < 34):
# We start the counter until 33
time_start = time.time()
counter = per
queue.put("%s Copiando %s%% - [%s]" % (per, per, path))
elif (counter != per and per >= 40):
counter = per
time_left = (time.time() - time_start) * 57 / (
counter - 33) - (time.time() - time_start)
minutes, seconds = time_left / 60, time_left - int(
time_left / 60) * 60
queue.put("%s Copiando %s%% - Queda %02d:%02d - [%s]" %
(per, per, minutes, seconds, path))
elif (counter != per):
counter = per
queue.put("%s Copiando %s%% - [%s]" % (per, per, path))
copy.stdin.close()
copy.wait()
return True
def get_empty_space(drive):
# As sector size is supossed to be 512 the ratio MB/Sec is 1/2048
conv_value = 2048
import os
os.putenv('LANG', 'C')
out = Popen(['/sbin/cfdisk', '-P', 's', drive],
stdin=PIPE,
stdout=PIPE,
close_fds=True)
cont = out.stdout.readlines()
cont = cont[5:]
if extend(drive):
extended = None
frees = []
list = []
logics = 0
for i in cont:
j = i[3:]
j = j.replace('*', ' ')
line = j.split()
if line[5] == 'Extended':
extended = cont.index(i)
elif line[5] == 'Free':
frees.append(cont.index(i))
elif line[0] == 'Logical':
logics += 1
begin, end, length = int(line[1]), int(line[2]), int(line[4])
list.append([begin, end, length])
# If there is more than 12 logic partitions(4 primaries plus 8 logicals) exit
if logics > 8:
print "Too much logical partitions"
misc.pre_log('error', "Too much logical partitions")
return (None, None)
sizes = []
indexs = []
for i in list:
if list[extended] != i and i[-1] < list[extended][1] and i[
1] > list[extended][0] and list.index(i) in frees:
sizes.append(i[2])
indexs.append(list.index(i))
if not sizes:
print "No freespace has enough room"
misc.pre_log('error', "No freespace has enough room")
return (None, None)
bigger = max(sizes)
index = sizes.index(bigger)
i = indexs[index]
tam = sizes[index] / conv_value
scheme = calc_sizes(tam)
begin = list[i][0] / conv_value
end = list[i][1] / conv_value
if not scheme:
print "Not enough space"
misc.pre_log('error', "Not enough space")
return (None, None)
limits = limits_for_scheme(begin, end, scheme)
logic_dev = logics + 4
partitions = {
"%s%d" % (drive, logic_dev + 1): '/',
"%s%d" % (drive, logic_dev + 2): '/home',
"%s%d" % (drive, logic_dev + 3): 'swap'
}
else:
nonfrees = 0
list = []
for i in cont:
i = i.replace('*', ' ')
line = i.split()
# If there is not any number in the first value, it's not a
# partition, but it's a free space
if not line[0].isdigit():
begin, end, length = int(line[1]), int(line[2]), int(line[4])
list.append([begin, end, length])
else:
nonfrees += 1
if nonfrees > 3:
print "Too many primary partitions"
misc.pre_log('error', "Too many primary partitions")
return (None, None)
sizes = []
for i in list:
sizes.append(i[2])
if not sizes:
print "No freespace has enough room"
misc.pre_log('error', "No freespace has enough room")
return (None, None)
bigger = max(sizes)
index = sizes.index(bigger)
tam = sizes[index] / conv_value
scheme = calc_sizes(tam)
begin = (list[index][0] / conv_value) + 2
end = (list[index][1] / conv_value) - 2
if not scheme:
print "Not enough space"
misc.pre_log('error', "Not enough space")
return (None, None)
limits = limits_for_scheme(begin, end, scheme)
limits['extended'] = [begin, end]
partitions = {
"%s%d" % (drive, 5): '/',
"%s%d" % (drive, 6): '/home',
"%s%d" % (drive, 7): 'swap'
}
print >> sys.stderr, "Limits: ", limits, "\nMountpoints: ", partitions
return (limits, partitions)
def run(self, queue):
"""Run the copy stage. This is the second step from the installation
process."""
queue.put('3 Preparando el directorio de instalación')
misc.pre_log('info', 'Mounting target')
if self.mount_target():
queue.put('3 Directorio de instalación listo')
misc.pre_log('info', 'Mounted target')
else:
misc.pre_log('error', 'Mounting target')
return False
queue.put('4 Obteniendo la distribución a copiar')
misc.pre_log('info', 'Mounting source')
if self.mount_source():
queue.put('5 Distribución obtenida')
misc.pre_log('info', 'Mounted source')
else:
misc.pre_log('error', 'Mounting source')
return False
queue.put('6 Preparando la copia a disco')
misc.pre_log('info', 'Copying distro')
if self.copy_all(queue):
queue.put('90 Ficheros copiados')
misc.pre_log('info', 'Copied distro')
else:
misc.pre_log('error', 'Copying distro')
return False
queue.put('91 Copiando registros de instalación al disco')
misc.pre_log('info', 'Copying logs files')
if self.copy_logs():
queue.put('92 Registros de instalación listos')
misc.post_log('info', 'Copied logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
queue.put('93 Desmontando la imagen original de la copia')
misc.post_log('info', 'Umounting source')
if self.umount_source():
queue.put('94 Imagen de la copia desmontada')
misc.post_log('info', 'Umounted source')
else:
misc.post_log('error', 'Umounting source')
return False
def get_empty_space(drive):
# As sector size is supossed to be 512 the ratio MB/Sec is 1/2048
conv_value = 2048
import os
os.putenv('LANG','C')
out = Popen(['/sbin/cfdisk', '-P', 's', drive], stdin=PIPE, stdout=PIPE, close_fds=True)
cont = out.stdout.readlines()
cont = cont[5:]
if extend(drive):
extended = None
frees = []
list = []
logics = 0
for i in cont:
j = i[3:]
j = j.replace('*',' ')
line = j.split()
if line[5] == 'Extended':
extended = cont.index(i)
elif line[5] == 'Free':
frees.append(cont.index(i))
elif line[0] == 'Logical':
logics += 1
begin, end, length = int(line[1]), int(line[2]), int(line[4])
list.append([begin, end, length])
# If there is more than 12 logic partitions(4 primaries plus 8 logicals) exit
if logics > 8:
print "Too much logical partitions"
misc.pre_log('error', "Too much logical partitions")
return (None,None)
sizes = []
indexs = []
for i in list:
if list[extended] != i and i[-1] < list[extended][1] and i[1] > list[extended][0] and list.index(i) in frees:
sizes.append(i[2])
indexs.append(list.index(i))
if not sizes:
print "No freespace has enough room"
misc.pre_log('error', "No freespace has enough room")
return (None,None)
bigger = max(sizes)
index = sizes.index(bigger)
i = indexs[index]
tam = sizes[index]/conv_value
scheme = calc_sizes(tam)
begin = list[i][0]/conv_value
end = list[i][1]/conv_value
if not scheme:
print "Not enough space"
misc.pre_log('error', "Not enough space")
return (None,None)
limits = limits_for_scheme(begin, end, scheme)
logic_dev = logics + 4
partitions = { "%s%d" % (drive,logic_dev+1) : '/' ,
"%s%d" % (drive,logic_dev+2) : '/home',
"%s%d" % (drive,logic_dev+3) : 'swap'
}
else:
nonfrees = 0
list = []
for i in cont:
i = i.replace('*',' ')
line = i.split()
# If there is not any number in the first value, it's not a
# partition, but it's a free space
if not line[0].isdigit():
begin, end, length = int(line[1]), int(line[2]), int(line[4])
list.append([begin, end, length])
else:
nonfrees += 1
if nonfrees > 3:
print "Too many primary partitions"
misc.pre_log('error', "Too many primary partitions")
return (None,None)
sizes = []
for i in list:
sizes.append(i[2])
if not sizes:
print "No freespace has enough room"
misc.pre_log('error', "No freespace has enough room")
return (None,None)
bigger = max(sizes)
index = sizes.index(bigger)
tam = sizes[index]/conv_value
scheme = calc_sizes(tam)
begin = (list[index][0]/conv_value)+2
end = (list[index][1]/conv_value)-2
if not scheme:
print "Not enough space"
misc.pre_log('error', "Not enough space")
return (None,None)
limits = limits_for_scheme(begin, end, scheme)
limits['extended'] = [begin, end]
partitions = { "%s%d" % (drive,5) : '/' ,
"%s%d" % (drive,6) : '/home',
"%s%d" % (drive,7) : 'swap'
}
print >>sys.stderr, "Limits: ", limits, "\nMountpoints: ", partitions
return (limits,partitions)
def copy_logs(self):
try:
misc.ex('cp', '-a', '/var/log/installer', os.path.join(self.target,'/var/log/installer'))
except IOError, error:
misc.pre_log('error', error)
return False
def run(self):
print '3 Preparing the target in the disc'
misc.pre_log('info', 'Mounting target')
if self.mount_target():
print '3 Prepared the target in the disc'
misc.pre_log('info', 'Mounted target')
else:
misc.pre_log('error', 'Mounting target')
return False
print '4 Getting the distro to copy'
misc.pre_log('info', 'Mounting source')
if self.mount_source():
print '5 Got the distro to copy'
misc.pre_log('info', 'Mounted source')
else:
misc.pre_log('error', 'Mounting source')
return False
print '6 Copying the distro files to the disc'
misc.pre_log('info', 'Copying distro')
if self.copy_all():
print '90 Copied the distro files to the disc'
misc.pre_log('info', 'Copied distro')
else:
misc.pre_log('error', 'Copying distro')
return False
print '91 Copying the logs files to the disc'
misc.pre_log('info', 'Copying logs files')
if self.copy_logs():
print '92 Copied the logs files to the disc'
misc.post_log('info', 'Copied logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
print '93 Releasing the copied distro image'
misc.post_log('info', 'Umounting source')
if self.unmount_source():
print '94 Released the copied distro image'
misc.post_log('info', 'Umounted source')
else:
misc.post_log('error', 'Umounting source')
return False
def run(self):
print '0 Preparing the target in the disc'
if self.mount_target():
print '5 Prepared the target in the disc'
misc.pre_log('info', 'Mounting target')
else:
misc.pre_log('error', 'Mounting target')
return False
print '7 Getting the distro to copy'
if self.mount_source():
print '10 Got the distro to copy'
misc.pre_log('info', 'Mounting source')
else:
misc.pre_log('error', 'Mounting source')
return False
print '12 Copying the distro files to the disc'
if self.copy_all():
print '85 Copied the distro files to the disc'
misc.pre_log('info', 'Copying distro')
else:
misc.pre_log('error', 'Copying distro')
return False
print '86 Copying the logs files to the disc'
if self.copy_logs():
print '90 Copied the logs files to the disc'
misc.post_log('info', 'Copying logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
print '91 Releasing the copied distro image'
if self.mount_source():
print '92 Released the copied distro image'
misc.post_log('info', 'Umounting source')
else:
misc.post_log('error', 'Umounting source')
return False
def mount_target(self):
"""mount selected partitions on /target ."""
# stderr.write ('PuntosDeMontaje: ' + str (self.mountpoints) + '\n')
if not os.path.isdir(self.target) and not os.path.isfile(self.target):
os.mkdir(self.target)
misc.ex('mount', self.mountpoints.keys()[self.mountpoints.values().index('/')], self.target)
for device, path in self.mountpoints.items():
if ( path == '/' ):
continue
elif ( path == 'swap' ):
os.system('swapon %s' % device)
continue
elif ( path == '/home' ):
path = os.path.join(self.target, path[1:])
if not os.path.isdir(path) and not os.path.isfile(path):
os.makedirs(path)
else:
misc.pre_log('error', 'Problemas al crear %s' % path)
# If we cannot mount home partition, we format it
if not misc.ex ('mount', '-t', 'ext3', device, path):
misc.pre_log('info','%s is not able to be mounted in /home as ext3 filesystem' % device)
misc.pre_log('info','%s is going to be formated as ext3 filesystem' % device)
misc.ex('mkfs.ext3', device)
misc.ex('e2fsck -fy', device)
misc.ex('mount', device, path)
else:
path = os.path.join(self.target, path[1:])
if not os.path.isdir(path) and not os.path.isfile(path):
os.makedirs(path)
else:
misc.pre_log('error', 'Problemas al crear %s' % path)
# If we cannot mount the rest of user defined partition, we leave them
# as they are (without formatting), just for security
if not misc.ex ('mount', '-t', 'auto', device, path):
misc.pre_log('info','%s cannot be mounted ' % device)
misc.pre_log('info','%s will not be formatted ' % device)
return True
def run(self):
print '3 Preparing the target in the disc'
misc.pre_log('info', 'Mounting target')
if self.mount_target():
print '3 Prepared the target in the disc'
misc.pre_log('info', 'Mounted target')
else:
misc.pre_log('error', 'Mounting target')
return False
print '4 Getting the distro to copy'
misc.pre_log('info', 'Mounting source')
if self.mount_source():
print '5 Got the distro to copy'
misc.pre_log('info', 'Mounted source')
else:
misc.pre_log('error', 'Mounting source')
return False
print '6 Copying the distro files to the disc'
misc.pre_log('info', 'Copying distro')
if self.copy_all():
print '90 Copied the distro files to the disc'
misc.pre_log('info', 'Copied distro')
else:
misc.pre_log('error', 'Copying distro')
return False
print '91 Copying the logs files to the disc'
misc.pre_log('info', 'Copying logs files')
if self.copy_logs():
print '92 Copied the logs files to the disc'
misc.post_log('info', 'Copied logs files')
else:
misc.pre_log('error', 'Copying logs files')
return False
print '93 Releasing the copied distro image'
misc.post_log('info', 'Umounting source')
if self.unmount_source():
print '94 Released the copied distro image'
misc.post_log('info', 'Umounted source')
else:
misc.post_log('error', 'Umounting source')
return False