These have been deprecated for a long time, convert the remaining references to the correct modules and prepare for removal of the compatibility support from bitbake. (From OE-Core rev: 6a39835af2b2b3c7797fe05479341d71a3f3aaf6) Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
322 lines
11 KiB
Text
322 lines
11 KiB
Text
# This class integrates real-time license scanning, generation of SPDX standard
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# output and verifiying license info during the building process.
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# It is a combination of efforts from the OE-Core, SPDX and Fossology projects.
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#
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# For more information on FOSSology:
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# http://www.fossology.org
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#
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# For more information on FOSSologySPDX commandline:
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# https://github.com/spdx-tools/fossology-spdx/wiki/Fossology-SPDX-Web-API
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#
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# For more information on SPDX:
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# http://www.spdx.org
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#
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# SPDX file will be output to the path which is defined as[SPDX_MANIFEST_DIR]
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# in ./meta/conf/licenses.conf.
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SPDXOUTPUTDIR = "${WORKDIR}/spdx_output_dir"
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SPDXSSTATEDIR = "${WORKDIR}/spdx_sstate_dir"
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python do_spdx () {
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import os, sys
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import json
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info = {}
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info['workdir'] = (d.getVar('WORKDIR', True) or "")
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info['sourcedir'] = (d.getVar('S', True) or "")
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info['pn'] = (d.getVar( 'PN', True ) or "")
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info['pv'] = (d.getVar( 'PV', True ) or "")
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info['src_uri'] = (d.getVar( 'SRC_URI', True ) or "")
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info['spdx_version'] = (d.getVar('SPDX_VERSION', True) or '')
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info['data_license'] = (d.getVar('DATA_LICENSE', True) or '')
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spdx_sstate_dir = (d.getVar('SPDXSSTATEDIR', True) or "")
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manifest_dir = (d.getVar('SPDX_MANIFEST_DIR', True) or "")
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info['outfile'] = os.path.join(manifest_dir, info['pn'] + ".spdx" )
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sstatefile = os.path.join(spdx_sstate_dir,
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info['pn'] + info['pv'] + ".spdx" )
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info['spdx_temp_dir'] = (d.getVar('SPDX_TEMP_DIR', True) or "")
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info['tar_file'] = os.path.join( info['workdir'], info['pn'] + ".tar.gz" )
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## get everything from cache. use it to decide if
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## something needs to be rerun
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cur_ver_code = get_ver_code( info['sourcedir'] )
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cache_cur = False
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if not os.path.exists( spdx_sstate_dir ):
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bb.utils.mkdirhier( spdx_sstate_dir )
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if not os.path.exists( info['spdx_temp_dir'] ):
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bb.utils.mkdirhier( info['spdx_temp_dir'] )
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if os.path.exists( sstatefile ):
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## cache for this package exists. read it in
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cached_spdx = get_cached_spdx( sstatefile )
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if cached_spdx['PackageVerificationCode'] == cur_ver_code:
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bb.warn(info['pn'] + "'s ver code same as cache's. do nothing")
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cache_cur = True
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else:
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local_file_info = setup_foss_scan( info,
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True, cached_spdx['Files'] )
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else:
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local_file_info = setup_foss_scan( info, False, None )
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if cache_cur:
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spdx_file_info = cached_spdx['Files']
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else:
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## setup fossology command
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foss_server = (d.getVar('FOSS_SERVER', True) or "")
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foss_flags = (d.getVar('FOSS_WGET_FLAGS', True) or "")
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foss_command = "wget %s --post-file=%s %s"\
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% (foss_flags,info['tar_file'],foss_server)
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#bb.warn(info['pn'] + json.dumps(local_file_info))
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foss_file_info = run_fossology( foss_command )
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spdx_file_info = create_spdx_doc( local_file_info, foss_file_info )
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## write to cache
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write_cached_spdx(sstatefile,cur_ver_code,spdx_file_info)
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## Get document and package level information
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spdx_header_info = get_header_info(info, cur_ver_code, spdx_file_info)
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## CREATE MANIFEST
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create_manifest(info,spdx_header_info,spdx_file_info)
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## clean up the temp stuff
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remove_dir_tree( info['spdx_temp_dir'] )
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if os.path.exists(info['tar_file']):
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remove_file( info['tar_file'] )
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}
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addtask spdx after do_patch before do_configure
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def create_manifest(info,header,files):
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with open(info['outfile'], 'w') as f:
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f.write(header + '\n')
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for chksum, block in files.iteritems():
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for key, value in block.iteritems():
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f.write(key + ": " + value)
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f.write('\n')
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f.write('\n')
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def get_cached_spdx( sstatefile ):
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import json
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cached_spdx_info = {}
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with open( sstatefile, 'r' ) as f:
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try:
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cached_spdx_info = json.load(f)
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except ValueError as e:
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cached_spdx_info = None
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return cached_spdx_info
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def write_cached_spdx( sstatefile, ver_code, files ):
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import json
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spdx_doc = {}
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spdx_doc['PackageVerificationCode'] = ver_code
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spdx_doc['Files'] = {}
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spdx_doc['Files'] = files
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with open( sstatefile, 'w' ) as f:
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f.write(json.dumps(spdx_doc))
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def setup_foss_scan( info, cache, cached_files ):
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import errno, shutil
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import tarfile
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file_info = {}
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cache_dict = {}
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for f_dir, f in list_files( info['sourcedir'] ):
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full_path = os.path.join( f_dir, f )
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abs_path = os.path.join(info['sourcedir'], full_path)
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dest_dir = os.path.join( info['spdx_temp_dir'], f_dir )
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dest_path = os.path.join( info['spdx_temp_dir'], full_path )
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try:
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stats = os.stat(abs_path)
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except OSError as e:
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bb.warn( "Stat failed" + str(e) + "\n")
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continue
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checksum = hash_file( abs_path )
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mtime = time.asctime(time.localtime(stats.st_mtime))
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## retain cache information if it exists
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file_info[checksum] = {}
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if cache and checksum in cached_files:
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file_info[checksum] = cached_files[checksum]
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else:
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file_info[checksum]['FileName'] = full_path
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try:
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os.makedirs( dest_dir )
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except OSError as e:
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if e.errno == errno.EEXIST and os.path.isdir(dest_dir):
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pass
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else:
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bb.warn( "mkdir failed " + str(e) + "\n" )
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continue
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if(cache and checksum not in cached_files) or not cache:
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try:
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shutil.copyfile( abs_path, dest_path )
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except shutil.Error as e:
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bb.warn( str(e) + "\n" )
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except IOError as e:
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bb.warn( str(e) + "\n" )
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with tarfile.open( info['tar_file'], "w:gz" ) as tar:
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tar.add( info['spdx_temp_dir'], arcname=os.path.basename(info['spdx_temp_dir']) )
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tar.close()
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return file_info
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def remove_dir_tree( dir_name ):
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import shutil
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try:
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shutil.rmtree( dir_name )
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except:
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pass
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def remove_file( file_name ):
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try:
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os.remove( file_name )
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except OSError as e:
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pass
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def list_files( dir ):
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for root, subFolders, files in os.walk( dir ):
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for f in files:
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rel_root = os.path.relpath( root, dir )
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yield rel_root, f
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return
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def hash_file( file_name ):
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try:
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f = open( file_name, 'rb' )
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data_string = f.read()
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except:
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return None
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finally:
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f.close()
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sha1 = hash_string( data_string )
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return sha1
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def hash_string( data ):
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import hashlib
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sha1 = hashlib.sha1()
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sha1.update( data )
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return sha1.hexdigest()
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def run_fossology( foss_command ):
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import string, re
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import subprocess
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p = subprocess.Popen(foss_command.split(),
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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foss_output, foss_error = p.communicate()
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records = []
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records = re.findall('FileName:.*?</text>', foss_output, re.S)
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file_info = {}
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for rec in records:
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rec = string.replace( rec, '\r', '' )
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chksum = re.findall( 'FileChecksum: SHA1: (.*)\n', rec)[0]
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file_info[chksum] = {}
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file_info[chksum]['FileCopyrightText'] = re.findall( 'FileCopyrightText: '
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+ '(.*?</text>)', rec, re.S )[0]
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fields = ['FileType','LicenseConcluded',
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'LicenseInfoInFile','FileName']
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for field in fields:
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file_info[chksum][field] = re.findall(field + ': (.*)', rec)[0]
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return file_info
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def create_spdx_doc( file_info, scanned_files ):
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import json
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## push foss changes back into cache
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for chksum, lic_info in scanned_files.iteritems():
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if chksum in file_info:
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file_info[chksum]['FileName'] = file_info[chksum]['FileName']
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file_info[chksum]['FileType'] = lic_info['FileType']
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file_info[chksum]['FileChecksum: SHA1'] = chksum
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file_info[chksum]['LicenseInfoInFile'] = lic_info['LicenseInfoInFile']
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file_info[chksum]['LicenseConcluded'] = lic_info['LicenseConcluded']
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file_info[chksum]['FileCopyrightText'] = lic_info['FileCopyrightText']
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else:
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bb.warn(lic_info['FileName'] + " : " + chksum
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+ " : is not in the local file info: "
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+ json.dumps(lic_info,indent=1))
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return file_info
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def get_ver_code( dirname ):
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chksums = []
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for f_dir, f in list_files( dirname ):
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try:
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stats = os.stat(os.path.join(dirname,f_dir,f))
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except OSError as e:
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bb.warn( "Stat failed" + str(e) + "\n")
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continue
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chksums.append(hash_file(os.path.join(dirname,f_dir,f)))
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ver_code_string = ''.join( chksums ).lower()
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ver_code = hash_string( ver_code_string )
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return ver_code
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def get_header_info( info, spdx_verification_code, spdx_files ):
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"""
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Put together the header SPDX information.
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Eventually this needs to become a lot less
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of a hardcoded thing.
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"""
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from datetime import datetime
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import os
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head = []
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DEFAULT = "NOASSERTION"
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#spdx_verification_code = get_ver_code( info['sourcedir'] )
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package_checksum = ''
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if os.path.exists(info['tar_file']):
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package_checksum = hash_file( info['tar_file'] )
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else:
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package_checksum = DEFAULT
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## document level information
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head.append("SPDXVersion: " + info['spdx_version'])
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head.append("DataLicense: " + info['data_license'])
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head.append("DocumentComment: <text>SPDX for "
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+ info['pn'] + " version " + info['pv'] + "</text>")
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head.append("")
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## Creator information
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now = datetime.now().strftime('%Y-%m-%dT%H:%M:%S')
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head.append("## Creation Information")
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head.append("Creator: fossology-spdx")
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head.append("Created: " + now)
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head.append("CreatorComment: <text>UNO</text>")
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head.append("")
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## package level information
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head.append("## Package Information")
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head.append("PackageName: " + info['pn'])
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head.append("PackageVersion: " + info['pv'])
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head.append("PackageDownloadLocation: " + DEFAULT)
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head.append("PackageSummary: <text></text>")
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head.append("PackageFileName: " + os.path.basename(info['tar_file']))
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head.append("PackageSupplier: Person:" + DEFAULT)
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head.append("PackageOriginator: Person:" + DEFAULT)
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head.append("PackageChecksum: SHA1: " + package_checksum)
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head.append("PackageVerificationCode: " + spdx_verification_code)
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head.append("PackageDescription: <text>" + info['pn']
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+ " version " + info['pv'] + "</text>")
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head.append("")
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head.append("PackageCopyrightText: <text>" + DEFAULT + "</text>")
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head.append("")
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head.append("PackageLicenseDeclared: " + DEFAULT)
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head.append("PackageLicenseConcluded: " + DEFAULT)
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head.append("PackageLicenseInfoFromFiles: " + DEFAULT)
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head.append("")
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## header for file level
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head.append("## File Information")
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head.append("")
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return '\n'.join(head)
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