mirror of https://github.com/BOINC/boinc.git
237 lines
8.1 KiB
Python
237 lines
8.1 KiB
Python
## $Id$
|
|
|
|
import configxml
|
|
import os, md5, shutil, binascii
|
|
|
|
# from http://www.plope.com/software/uuidgen/view
|
|
_urandomfd = None
|
|
def urandom(n):
|
|
"""urandom(n) -> str
|
|
|
|
Return a string of n random bytes suitable for cryptographic use.
|
|
|
|
"""
|
|
global _urandomfd
|
|
if _urandomfd is None:
|
|
try:
|
|
_urandomfd = os.open("/dev/urandom", os.O_RDONLY)
|
|
except:
|
|
_urandomfd = NotImplementedError
|
|
if _urandomfd is NotImplementedError:
|
|
raise NotImplementedError("/dev/urandom (or equivalent) not found")
|
|
bytes = ""
|
|
while len(bytes) < n:
|
|
bytes += os.read(_urandomfd, n - len(bytes))
|
|
return bytes
|
|
|
|
def make_uuid():
|
|
return binascii.hexlify(urandom(16))
|
|
|
|
def md5_file(path):
|
|
"""Return a 16-digit MD5 hex digest of a file's contents"""
|
|
return md5.new(open(path).read()).hexdigest()
|
|
|
|
def file_size(path):
|
|
"""Return the size of a file"""
|
|
f = open(path)
|
|
f.seek(0,2)
|
|
return f.tell()
|
|
|
|
def get_kludge_open_name(filename):
|
|
"""return part before '=' (or entire filename if none)"""
|
|
assert ('/' not in filename)
|
|
return filename.split('=')[0]
|
|
|
|
def get_kludge_url_filename(filename):
|
|
"""return part after '=' (or entire filename if none)"""
|
|
assert ('/' not in filename)
|
|
if '=' in filename:
|
|
return filename.split('=',1)[1]
|
|
else:
|
|
return filename
|
|
|
|
def query_sign_executable(executable_path):
|
|
print '''\
|
|
|
|
SECURITY WARNING:
|
|
=================
|
|
|
|
You have not provided a signature file for %s.
|
|
|
|
I can generate one now, but this is highly unrecommended. Generating code
|
|
signatures on network-connected computers is a security vulnerability, and
|
|
should not be done for publicly-accessable projects.
|
|
''' \
|
|
% executable_path
|
|
|
|
if not query_noyes('Continue with automatically generating a code signature?'):
|
|
raise SystemExit
|
|
|
|
def sign_executable(executable_path, quiet=False):
|
|
'''Returns signed text for executable'''
|
|
config = configxml.default_config()
|
|
if not quiet:
|
|
query_sign_executable(executable_path)
|
|
print 'Signing', executable_path
|
|
code_sign_key = os.path.join(config.config.key_dir, 'code_sign_private')
|
|
|
|
# sign_executable could be in bin/ or ../tool/, depending on
|
|
# whether this is a test or an upgrade
|
|
|
|
sign_executable_path = 'bin/sign_executable'
|
|
if not os.path.exists(sign_executable_path):
|
|
sign_executable_path = '../tools/sign_executable'
|
|
if not os.path.exists(sign_executable_path):
|
|
print os.getcwd()
|
|
raise SystemExit("sign_executable not found! did you `make' it?")
|
|
signature_text = os.popen('%s %s %s'%(sign_executable_path,
|
|
executable_path,code_sign_key)).read()
|
|
if not signature_text:
|
|
raise SystemExit("Couldn't sign executable %s"%executable_path)
|
|
return signature_text
|
|
|
|
def process_app_file(file, signature_text=None, quiet=False, executable=True):
|
|
'''Handle a new executable (or non-executable) file to be added to the
|
|
database.
|
|
|
|
0. target filename is url_filename as described in process_app_version
|
|
1. Copy file to download_dir if necessary.
|
|
2. Return <file_info> XML.
|
|
- if signature_text specified, use it
|
|
- if no signature_text specified, generate md5sum.
|
|
'''
|
|
|
|
config = configxml.default_config()
|
|
|
|
source_dir, source_file_base = os.path.split(file)
|
|
target_file_base = get_kludge_url_filename(source_file_base)
|
|
target_path = os.path.join(config.config.download_dir, target_file_base)
|
|
target_url = os.path.join(config.config.download_url, target_file_base)
|
|
if file != target_path:
|
|
if not quiet:
|
|
print "Copying %s to %s"%(source_file_base, target_path)
|
|
shutil.copy(file, target_path)
|
|
|
|
xml = '''<file_info>
|
|
<name>%s</name>
|
|
<url>%s</url>
|
|
''' %(target_file_base,target_url)
|
|
if executable:
|
|
xml += ' <executable/>\n'
|
|
if signature_text:
|
|
xml += ' <file_signature>\n%s </file_signature>\n'%signature_text
|
|
else:
|
|
xml += ' <md5_cksum>%s</md5_cksum>\n' % md5_file(target_path)
|
|
|
|
xml += ' <nbytes>%f</nbytes>\n</file_info>\n' % file_size(target_path)
|
|
return xml
|
|
|
|
def process_app_version(
|
|
app, version_num, exec_files,
|
|
non_exec_files=[],
|
|
signature_files={},
|
|
file_ref_infos={},
|
|
api_version='',
|
|
quiet=False
|
|
):
|
|
"""Return xml for application version
|
|
|
|
app is an instance of database.App
|
|
|
|
version_num is an integer such as 102 for version 1.02
|
|
|
|
exec_files is a list of full-path executables.
|
|
exec_file[0] (the first one) is the <main_program/>
|
|
|
|
non_exec_files is a list of full-path non-executables.
|
|
|
|
signature_files is a dictionary of exec_file -> signature file mappings.
|
|
process_app_version() will generate a new signature for
|
|
any files that don't have one given already.
|
|
|
|
NOTE: using the feature of generating signature files on
|
|
the same machine (requiring having the private key stored
|
|
on this machine) is a SECURITY RISK (since this machine
|
|
probably has network visibility)!
|
|
|
|
file_ref_infos is a dictionary mapping exec_file -> extra XML strings to
|
|
include in <file_info>, e.g. '<copy_file/>'
|
|
|
|
exec_files[1:] and non_exec_files should be named like 'open_name=url_filename'.
|
|
(url_filename is the basename of file as copied to
|
|
download/) If there is no '=', then the entire filename is
|
|
used as both the open_name and the filename.
|
|
|
|
"""
|
|
assert(exec_files)
|
|
xml_doc = ''
|
|
for exec_file in exec_files:
|
|
signature_file = signature_files.get(exec_file)
|
|
if signature_file:
|
|
if not quiet: print 'Using signature file', signature_file
|
|
signature_text = open(signature_file).read()
|
|
else:
|
|
signature_text = sign_executable(exec_file, quiet=quiet)
|
|
xml_doc += process_app_file(exec_file, signature_text, quiet=quiet)
|
|
|
|
for non_exec_file in non_exec_files:
|
|
signature_file = signature_files.get(non_exec_file)
|
|
if signature_file:
|
|
if not quiet: print 'Using signature file', signature_file
|
|
signature_text = open(signature_file).read()
|
|
else:
|
|
signature_text = sign_executable(non_exec_file, quiet=quiet)
|
|
xml_doc += process_app_file(
|
|
non_exec_file, signature_text=signature_text,
|
|
executable=False, quiet=quiet)
|
|
|
|
xml_doc += ('<app_version>\n'+
|
|
' <app_name>%s</app_name>\n'+
|
|
' <version_num>%d</version_num>\n') %(
|
|
app.name, version_num)
|
|
|
|
if (len(api_version)):
|
|
xml_doc += ' <api_version>'+api_version+'</api_version>\n';
|
|
|
|
first = True
|
|
for exec_file in exec_files + non_exec_files:
|
|
file_base = os.path.basename(exec_file)
|
|
open_name = get_kludge_open_name(file_base)
|
|
url_filename = get_kludge_url_filename(file_base)
|
|
xml_doc += ' <file_ref>\n'
|
|
xml_doc += ' <file_name>%s</file_name>\n' % url_filename
|
|
if first:
|
|
xml_doc += ' <main_program/>\n'
|
|
else:
|
|
xml_doc += ' <open_name>%s</open_name>\n' % open_name
|
|
extra = file_ref_infos.get(exec_file)
|
|
if extra:
|
|
if not extra.endswith('\n'):
|
|
extra += '\n'
|
|
xml_doc += extra
|
|
xml_doc += ' </file_ref>\n'
|
|
first = False
|
|
|
|
xml_doc += '</app_version>\n'
|
|
return xml_doc
|
|
|
|
def query_yesno(str):
|
|
'''Query user; default Yes'''
|
|
print str, "[Y/n] ",
|
|
return not raw_input().strip().lower().startswith('n')
|
|
|
|
def query_noyes(str):
|
|
'''Query user; default No'''
|
|
print str, "[y/N] ",
|
|
return raw_input().strip().lower().startswith('y')
|
|
|
|
def get_output_file_path(filename):
|
|
""" Return the filename's path in the upload directory
|
|
Use this if you're developing a validator/assimilator in Python
|
|
"""
|
|
config = configxml.default_config()
|
|
fanout = long(config.config.uldl_dir_fanout)
|
|
s = md5.new(filename).hexdigest()[1:8]
|
|
x = long(s, 16)
|
|
return "%s/%x/%s" % (config.config.upload_dir, x % fanout, filename)
|