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from MgaRepo import Error, config, mirror, layout
from MgaRepo.util import execcmd, rellink, get_helper
from MgaRepo.svn import SVN
import sys
import os
import string
import stat
import shutil
import re
import tempfile
import hashlib
import urllib.parse
import threading
import httplib2
from io import StringIO
SOURCES_FILE = "sha1.lst"
class ChecksumError(Error):
pass
def is_binary(path):
raw = config.get("binrepo", "upload-match",
"\.(7z|Z|bin|bz2|cpio|db|deb|egg|gem|gz|jar|jisp|lzma|"\
"pdf|pgn\\.gz|pk3|png|rpm|run|sdz|smzip|tar|tbz|"\
"tbz2|tgz|ttf|uqm|wad|war|xar|xpi|xz|zip|wav|mp3|ogg|"\
"jpg|png|gif|avi|mpg|mpeg|rar)$")
maxsize = config.getint("binrepo", "upload-match-size", "1048576") # 1MiB
expr = re.compile(raw)
name = os.path.basename(path)
if expr.search(name):
return True
st = os.stat(path)
if st[stat.ST_SIZE] >= maxsize:
return True
fd = open(path, 'rb')
if b'\0' in bytes(fd.read(0x10000)):
return True
return False
def find_binaries(paths):
new = []
for path in paths:
if os.path.isdir(path):
for name in os.listdir(path):
fpath = os.path.join(path, name)
if is_binary(fpath):
new.append(fpath)
else:
if is_binary(path):
new.append(path)
return new
def download_binary(topdir, sha1, filename):
fmt = config.get("global", "download-command",
"wget -c -O '$dest' $url")
url = config.get("binrepo", "download_url",
"http://binrepo.mageia.org/")
url = mirror.normalize_path(url + "/" + sha1)
dest = os.path.join(topdir, 'SOURCES', filename)
if os.path.exists(dest):
if file_hash(dest) == sha1:
return 1
else:
raise Error("File with incorrect sha1sum: %s" % dest)
context = {"dest": dest, "url": url}
try:
cmd = string.Template(fmt).substitute(context)
except KeyError as e:
raise Error("invalid variable %r in download-command "\
"configuration option" % e)
try:
status, output = execcmd(cmd, show=True)
except Error as e:
os.unlink(dest)
raise Error("Could not download file %s\n" % url)
def download_binaries(topdir):
spath = sources_path(topdir)
if not os.path.exists(spath):
raise Error("'%s' was not found" % spath)
entries = parse_sources(spath)
for name, sha1 in entries.items():
download_binary(topdir, sha1, name)
def binary_exists(sha1sum):
dlurl = config.get("binrepo", "download_url",
"http://binrepo.mageia.org/")
dlurl = mirror.normalize_path(dlurl + "/" + sha1sum)
h = httplib2.Http()
resp, content = h.request(dlurl, 'HEAD')
return resp.status == 200
def upload_binary(topdir, filename):
filepath = os.path.join(topdir, 'SOURCES', filename)
if not os.path.exists(filepath):
raise Error("'%s' was not found" % filepath)
sha1sum = file_hash(filepath)
if binary_exists(sha1sum):
return
host = config.get("binrepo", "upload_host")
upload_bin_helper = get_helper("upload-bin")
command = "ssh %s %s %s" % (host, upload_bin_helper, filename)
try:
filein = open(filepath, 'r')
except Error as e:
raise Error("Could not open file %s\n" % filepath)
status, output = execcmd(command, show=True, geterr=True, stdin=filein)
def import_binaries(topdir, pkgname):
"""Import all binaries from a given package checkout
@topdir: the path to the svn checkout
"""
sourcesdir = os.path.join(topdir, "SOURCES")
binaries = find_binaries([sourcesdir])
for path in binaries:
upload_binary(topdir, os.path.basename(path))
update_sources(topdir, added=binaries)
svn = SVN()
svn.add(sources_path(topdir))
def parse_sources(path):
entries = {}
try:
f = open(path, encoding="utf-8")
except IOError:
return []
for rawline in f:
line = rawline.strip()
try:
sum, name = line.split(None, 1)
except ValueError:
# failed to unpack, line format error
raise Error("invalid line in sources file: %s" % rawline)
entries[name] = sum
return entries
def file_hash(path):
sum = hashlib.sha1()
with open(path, 'rb') as f:
while True:
block = f.read(4096)
if not block:
break
sum.update(block)
f.close()
return sum.hexdigest()
def sources_path(topdir):
path = os.path.join(topdir, "SOURCES", SOURCES_FILE)
return path
def update_sources(topdir, added=[], removed=[]):
path = sources_path(topdir)
entries = {}
if os.path.isfile(path):
entries = parse_sources(path)
f = open(path, "w") # open before calculating hashes
for name in removed:
if name in entries:
del entries[name]
for added_path in added:
name = os.path.basename(added_path)
entries[name] = file_hash(added_path)
for name in sorted(entries):
f.write("%s %s\n" % (entries[name], name))
f.close()
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