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daca2-download.py
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executable file
·176 lines (144 loc) · 4.44 KB
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#!/usr/bin/env python3
#
# Downloads all daca2 source code packages.
#
# Usage:
# $ ./daca2-download.py
import subprocess
import sys
import shutil
import glob
import os
import time
import natsort
DEBIAN = ('ftp://ftp.se.debian.org/debian/',
'ftp://ftp.debian.org/debian/')
def wget(filepath):
filename = filepath
if '/' in filepath:
filename = filename[filename.rfind('/') + 1:]
for d in DEBIAN:
subprocess.call(
['nice', 'wget', '--tries=10', '--timeout=300', '-O', filename, d + filepath])
if os.path.isfile(filename):
return True
print('Sleep for 10 seconds..')
time.sleep(10)
return False
def latestvername(names):
s = natsort.natsorted(names, key=lambda x: x[x.index('_')+1:x.index('.orig.tar')])
return s[-1]
def getpackages():
if not wget('ls-lR.gz'):
return []
subprocess.call(['nice', 'gunzip', 'ls-lR.gz'])
f = open('ls-lR', 'rt')
lines = f.readlines()
f.close()
subprocess.call(['rm', 'ls-lR'])
path = None
archives = []
filename = None
filenames = []
for line in lines:
line = line.strip()
if len(line) < 4:
if filename:
archives.append(path + '/' + latestvername(filenames))
path = None
filename = None
filenames = []
elif line[:12] == './pool/main/':
path = line[2:-1]
elif path and '.orig.tar.' in line:
filename = line[1 + line.rfind(' '):]
filenames.append(filename)
for a in archives:
print(a)
return archives
def handleRemoveReadonly(func, path, exc):
import stat
if not os.access(path, os.W_OK):
# Is the error an access error ?
os.chmod(path, stat.S_IWUSR)
func(path)
def removeAll():
count = 5
while count > 0:
count -= 1
filenames = []
filenames.extend(glob.glob('[#_A-Za-z0-9]*'))
filenames.extend(glob.glob('.[A-Za-z]*'))
try:
for filename in filenames:
if os.path.isdir(filename):
shutil.rmtree(filename, onerror=handleRemoveReadonly)
else:
os.remove(filename)
# pylint: disable=undefined-variable
except WindowsError as err:
time.sleep(30)
if count == 0:
print('Failed to cleanup files/folders')
print(err)
sys.exit(1)
continue
except OSError as err:
time.sleep(30)
if count == 0:
print('Failed to cleanup files/folders')
print(err)
sys.exit(1)
continue
count = 0
def removeLargeFiles(path):
for g in glob.glob(path + '*'):
if g == '.' or g == '..':
continue
if os.path.islink(g):
continue
if os.path.isdir(g):
removeLargeFiles(g + '/')
elif os.path.isfile(g):
# remove large files
statinfo = os.stat(g)
if statinfo.st_size > 100000:
os.remove(g)
# remove non-source files
elif g[-2:] not in {'.C', '.c', '.H', '.h'} and g[-3:] != '.cc' and\
g[-4:] not in {'.cpp', '.cxx', '.c++', '.hpp', '.tpp', '.t++'}:
os.remove(g)
def downloadpackage(filepath, outpath):
# remove all files/folders
removeAll()
if not wget(filepath):
print('Failed to download ' + filepath)
return
filename = filepath[filepath.rfind('/') + 1:]
if filename[-3:] == '.gz':
subprocess.call(['tar', 'xzvf', filename])
elif filename[-3:] == '.xz':
subprocess.call(['tar', 'xJvf', filename])
elif filename[-4:] == '.bz2':
subprocess.call(['tar', 'xjvf', filename])
else:
return
removeLargeFiles('')
for g in glob.glob('[#_A-Za-z0-9]*'):
if os.path.isdir(g):
subprocess.call(['tar', '-cJvf', outpath + filename[:filename.rfind('.')] + '.xz', g])
break
workdir = os.path.expanduser('~/daca2-packages/tmp/')
if not os.path.isdir(workdir):
os.makedirs(workdir)
os.chdir(workdir)
packages = getpackages()
if len(packages) == 0:
print('failed to load packages')
sys.exit(1)
print('Sleep for 10 seconds..')
time.sleep(10)
for package in packages:
downloadpackage(package, os.path.expanduser('~/daca2-packages/'))
# remove all files/folders
removeAll()