s.output_name = 'srcbomb.tar.gz'
# defaults, caller can modify after creation
s.src_filter = s.src_filter_glob
- s.src_filter_globs = ['/usr/local/*', '!/usr*', '!/etc/*']
+ s.src_package_globs = [!'/usr/local/*', '/usr*']
+ s.src_filter_globs = ['!/etc/*']
s.src_likeparent = s.src_likeparent_git
+ s.report_from_packages = s.report_from_packages_debian
s.cwd = os.getcwd()
s.find_rune_base = "find -type f -perm -004 \! -path '*/tmp/*'"
s.excludes = ['*~', '*.bak', '*.tmp', '#*#',
s.rune_portmanteau = r'''
outfile=$1; shift
rm -f "$outfile"
- GZIP=-9 tar zcf "$outfile" "$@"
+ GZIP=-1 tar zcf "$outfile" "$@"
'''
s.manifest_name='0000-MANIFEST.txt'
# private
s._outcounter = 0
s._manifest = []
s._dirmap = { }
+ s._package_files = { } # map filename => infol
- def src_filter_glob(s, src): # default s.src_filter
- for pat in s.src_filter_globs:
+ def thing_matches_globs(s, thing, globs):
+ for pat in globs:
negate = pat.startswith('!')
if negate: pat = pat[1:]
- if fnmatch.fnmatch(src, pat):
+ if fnmatch.fnmatch(thing, pat):
return not negate
return negate
+ def src_filter_glob(s, src): # default s.src_filter
+ return s.thing_matches_globs(s, src, s.src_filter_globs)
+
def src_likeparent_git(s, src):
try:
os.stat(os.path.join(src, '.git/.'))
def src_prenormaliser(s, d, infol): # callers may monkey-patch away
return os.path.join(s.cwd, os.path.abspath(d))
- def src_find_rune(s, d):
+ def srcdir_find_rune(s, d):
script = s.find_rune_base
for excl in s.excludes + [s.output_name, s.manifest_name]:
assert("'" not in excl)
return script
def manifest_append(s, name, infol):
- s._manifest.append((name, ' '.join(infol)))
+ s._manifest.append({ 'file':name, 'info':' '.join(infol) })
def new_output_name(s, nametail, infol):
s._outcounter += 1
def open_output_fh(s, name, mode):
return open(os.path.join(s._destdir, name), mode)
- def mk_from_dir(s, d, infol):
+ def src_dir(s, d, infol):
try: name = s._dirmap[d]
except KeyError: pass
else:
return
if s.show_pathnames: infol.append(d)
- find_rune = s.src_find_rune(d)
+ find_rune = s.srcdir_find_rune(d)
total_rune = s.rune_cpio % find_rune
name = s.new_output_name('src.cpio', infol)
check=True)
fh.close()
- def mk_from_src(s, d, infol):
+ def src_indir(s, d, infol):
d = s.src_prenormaliser(d, infol)
if not s.src_filter(d): return
+
d = s.src_parentfinder(d, infol)
- s.mk_from_dir(d, infol)
+ s.dir(d, infol)
+
+ def report_from_packages_debian(s, files):
+ dpkg_S_in = tempfile.TemporaryFile()
+ for (file, infols) in files.items():
+ assert('\n' not in file)
+ dpkg_S_in.write(file)
+ dpkg_S_in.write('\0')
+ dpkg_S_in.seek(0)
+ cmdl = ['xargs','-0r','dpkg','-S','--']
+ dpkg_S = subprocess.Popen(cmdl,
+ cwd='/',
+ stdin=dpkg_S_in,
+ stdout=subprocess.PIPE,
+ stderr=sys.stderr,
+ close_fds=False)
+ dpkg_show_in = tempfile.TemporaryFile()
+ pkginfos = { }
+ for l in dpkgs.stdout:
+ (pkgs, fname) = l.split(': ',1)
+ pkgs = pkgs.split(', ')
+ for p in pkgs:
+ pkginfos.setdefault(p,{'files':[]})['files'].append([fname, infol])
+ print(p, file=dpkg_show_in)
+ assert(dpkg_S.wait() == 0)
+ dpkg_show_in.seek(0)
+ cmdl = ['xargs','-r','dpkg-query',
+ r'-f${Package}\t${Architecture}\t${Version}\t${Source}\t${Source-Version}\n'
+ '--show','--']
+ dpkg_show = subprocess.Popen(cmdl,
+ cwd='/',
+ stdin=dpkg_show_in,
+ stdout=subprocess.PIPE,
+ stderr=sys.stderr,
+ close_fds=False)
+ for l in dpkg_show.stdout:
+ (p,a,v) = l.split('\t')
+ pkginfos[p]['arch'] = a
+ pkginfos[p]['version'] = v
+ pkginfos[p]['source'] = v
+ pkginfos[p]['sourceversion'] = v
+ assert(dpkg_show.wait() == 0)
+ pl = pkginfos.keys()
+ pl.sort()
+ for p in pl:
+ pi = pkginfos[p]
+ debfname = '%s_%s_%s.deb' % (p, pi['version'], pi['arch'])
+ dscfname = '%s_%s.dsc' % (pi['source'], pi['sourceversion'])
+ s._manifest.append({ 'file_print': dscfname, 'info': debfname })
+ for (fname, infol) in pi['files']:
+ s._manifest.append({ 'file_print': fname, 'info': ' '.join(infol) })
+
+ def thing_ought_packaged(s, fname):
+ return s.thing_matches_globs(fname, s.src_package_globs)
+
+ def src_file_packaged(s, fname);
+ s._package_files.setdefault(fname,[]).append(infol)
+
+ def src_file(s, fname, infol):
+ def fngens():
+ yield fname
+ yield s.path_prenormaliser(fname)
+ yield os.path.realpath(fname)
+
+ for fn in fngens():
+ if s.thing_ought_packaged(fngen):
+ s.src_file_packaged(fname, infol)
+ return
+
+ s.src_indir(fname, infol)
+
+ def src_argv0(s, program, infol):
+ s.src_file(s, program, infol)
+
+ def src_syspath(s, fname, infol):
+ s.src_indir(fname, infol)
+
+ def src_module(s, m, infol):
+ try: fname = m.__file__
+ except AttributeError: return
+ infol.append(m.__name__)
+
+ if s.thing_ought_packaged(fname):
+ s.src_file_packaged(fname, infol)
+ else:
+ s.src_indir(s, fname)
- def mk_from_srcs(s, dirs=sys.path):
- s.mk_from_src(sys.argv[0], ['argv[0]'])
+ def srcs_allitems(s, dirs=sys.path):
+ s.src_argv0(sys.argv[0], ['argv[0]'])
for d in sys.path:
- s.mk_from_src(d, ['sys.path'])
+ s.src_syspath(d, ['sys.path'])
+ for m in sys.modules.values():
+ s.src_module(m, ['sys.modules'])
+ s.report_from_packages(s, s._package_files)
def mk_portmanteau(s):
cmdl = s.rune_shell + [ s.rune_portmanteau, 'x',
s.output_name, s.manifest_name ]
mfh = s.open_output_fh(s.manifest_name,'w')
- for (name, info) in s._manifest:
- cmdl.append(name)
- print('%s\t%s' % (name,info), file=mfh)
+ for me in s._manifest:
+ try: fname = me['file']
+ except KeyError: fname = me.get('file_print','')
+ else: cmdl.append(name)
+ print('%s\t%s' % (fname, me['info']), file=mfh)
mfh.close()
subprocess.run(cmdl,
cwd=s._destdir,
check=True)
def generate(s):
- s.mk_from_srcs()
+ s.srcs_allitems()
s.mk_portmanteau()