def _get_one_sig_fp(cls, dest_rp):
"""Return a signature fp of given index, corresponding to reg file"""
if not dest_rp.isreg():
log.ErrorLog.write_if_open(
"UpdateError", dest_rp,
"File changed from regular file before signature")
return None
if (Globals.process_uid != 0 and not dest_rp.readable()
and dest_rp.isowner()):
# This branch can happen with root source and non-root
# destination. Permissions are changed permanently, which
# should propagate to the diffs
dest_rp.chmod(0o400 | dest_rp.getperms())
try:
return Rdiff.get_signature(dest_rp)
except OSError as e:
if (e.errno == errno.EPERM or e.errno == errno.EACCES):
try:
# Try chmod'ing anyway -- This can work on NFS and AFS
# depending on the setup. We keep the if() statement
# above for performance reasons.
dest_rp.chmod(0o400 | dest_rp.getperms())
return Rdiff.get_signature(dest_rp)
except OSError:
log.Log.FatalError(
"Could not open file {fi} for reading. Check "
"permissions on file.".format(fi=dest_rp))
else:
raise
def testRdiffDeltaPatchGzip(self):
"""Same as above by try gzipping patches"""
rplist = [
self.basis, self.new, self.delta, self.signature, self.output
]
for rp in rplist:
if rp.lstat():
rp.delete()
MakeRandomFile(self.basis.path)
MakeRandomFile(self.new.path)
list(map(rpath.RPath.setdata, [self.basis, self.new]))
assert self.basis.lstat() and self.new.lstat()
self.signature.write_from_fileobj(Rdiff.get_signature(self.basis))
assert self.signature.lstat()
self.delta.write_from_fileobj(
Rdiff.get_delta_sigrp(self.signature, self.new))
assert self.delta.lstat()
os.system(b"gzip %s" % self.delta.path)
os.system(b"mv %s.gz %s" % (self.delta.path, self.delta.path))
self.delta.setdata()
Rdiff.patch_local(self.basis,
self.delta,
self.output,
delta_compressed=1)
assert rpath.cmp(self.new, self.output)
list(map(rpath.RPath.delete, rplist))
def testRdiffDeltaPatchGzip(self):
"""Same as above by try gzipping patches"""
rplist = [
self.basis, self.new, self.delta, self.signature, self.output
]
for rp in rplist:
if rp.lstat():
rp.delete()
MakeRandomFile(self.basis.path)
MakeRandomFile(self.new.path)
list(map(rpath.RPath.setdata, [self.basis, self.new]))
self.assertTrue(self.basis.lstat() and self.new.lstat())
self.signature.write_from_fileobj(Rdiff.get_signature(self.basis))
self.assertTrue(self.signature.lstat())
self.delta.write_from_fileobj(
Rdiff.get_delta_sigrp_hash(self.signature, self.new))
self.assertTrue(self.delta.lstat())
gzip_path = self.delta.path + b".gz"
if os.name == "nt":
# simulate gzip using 7z on Windows
os_system("7z a -tgzip -sdel -bb0 -y %s %s" %
(os.fsdecode(gzip_path), os.fsdecode(self.delta.path)))
else:
os_system(b"gzip %s" % self.delta.path)
os.rename(gzip_path, self.delta.path)
self.delta.setdata()
Rdiff.patch_local(self.basis,
self.delta,
self.output,
delta_compressed=1)
self.assertTrue(rpath.cmp(self.new, self.output))
list(map(rpath.RPath.delete, rplist))
def testRdiffSig(self):
"""Test making rdiff signatures"""
sig = rpath.RPath(self.lc,
"testfiles/various_file_types/regular_file.sig")
sigfp = sig.open("r")
rfsig = Rdiff.get_signature(RPath(self.lc, "testfiles/various_file_types/regular_file"), 2048)
assert rpath.cmpfileobj(sigfp, rfsig)
sigfp.close()
rfsig.close()
def testRdiffSig(self):
"""Test making rdiff signatures"""
sig = rpath.RPath(self.lc,
"testfiles/various_file_types/regular_file.sig")
sigfp = sig.open("r")
rfsig = Rdiff.get_signature(
RPath(self.lc, "testfiles/various_file_types/regular_file"), 2048)
assert rpath.cmpfileobj(sigfp, rfsig)
sigfp.close()
rfsig.close()
def testRdiffSig(self):
"""Test making rdiff signatures"""
sig = rpath.RPath(
self.lc,
os.path.join(old_test_dir, b"various_file_types",
b"regular_file.sig"))
sigfp = sig.open("rb")
rfsig = Rdiff.get_signature(
rpath.RPath(
self.lc,
os.path.join(old_test_dir, b"various_file_types",
b"regular_file")), 2048)
assert rpath.cmpfileobj(sigfp, rfsig)
sigfp.close()
rfsig.close()
def testRdiffRename(self):
"""Rdiff replacing original file with patch outfile"""
rplist = [self.basis, self.new, self.delta, self.signature]
for rp in rplist:
if rp.lstat(): rp.delete()
MakeRandomFile(self.basis.path)
MakeRandomFile(self.new.path)
list(map(rpath.RPath.setdata, [self.basis, self.new]))
assert self.basis.lstat() and self.new.lstat()
self.signature.write_from_fileobj(Rdiff.get_signature(self.basis))
assert self.signature.lstat()
self.delta.write_from_fileobj(
Rdiff.get_delta_sigrp(self.signature, self.new))
assert self.delta.lstat()
Rdiff.patch_local(self.basis, self.delta)
assert rpath.cmp(self.basis, self.new)
list(map(rpath.RPath.delete, rplist))
def testRdiffRename(self): """Rdiff replacing original file with patch outfile""" rplist = [self.basis, self.new, self.delta, self.signature] for rp in rplist: if rp.lstat(): rp.delete() MakeRandomFile(self.basis.path) MakeRandomFile(self.new.path) map(rpath.RPath.setdata, [self.basis, self.new]) assert self.basis.lstat() and self.new.lstat() self.signature.write_from_fileobj(Rdiff.get_signature(self.basis)) assert self.signature.lstat() self.delta.write_from_fileobj(Rdiff.get_delta_sigrp(self.signature, self.new)) assert self.delta.lstat() Rdiff.patch_local(self.basis, self.delta) assert rpath.cmp(self.basis, self.new) map(rpath.RPath.delete, rplist)
def testRdiffDeltaPatch(self): """Test making deltas and patching files""" rplist = [self.basis, self.new, self.delta, self.signature, self.output] for rp in rplist: if rp.lstat(): rp.delete() for i in range(2): MakeRandomFile(self.basis.path) MakeRandomFile(self.new.path) map(rpath.RPath.setdata, [self.basis, self.new]) assert self.basis.lstat() and self.new.lstat() self.signature.write_from_fileobj(Rdiff.get_signature(self.basis)) assert self.signature.lstat() self.delta.write_from_fileobj(Rdiff.get_delta_sigrp(self.signature, self.new)) assert self.delta.lstat() Rdiff.patch_local(self.basis, self.delta, self.output) assert rpath.cmp(self.new, self.output) map(rpath.RPath.delete, rplist)
def testRdiffDeltaPatch(self):
"""Test making deltas and patching files"""
rplist = [
self.basis, self.new, self.delta, self.signature, self.output
]
for rp in rplist:
if rp.lstat(): rp.delete()
for i in range(2):
MakeRandomFile(self.basis.path)
MakeRandomFile(self.new.path)
list(map(rpath.RPath.setdata, [self.basis, self.new]))
assert self.basis.lstat() and self.new.lstat()
self.signature.write_from_fileobj(Rdiff.get_signature(self.basis))
assert self.signature.lstat()
self.delta.write_from_fileobj(
Rdiff.get_delta_sigrp(self.signature, self.new))
assert self.delta.lstat()
Rdiff.patch_local(self.basis, self.delta, self.output)
assert rpath.cmp(self.new, self.output)
list(map(rpath.RPath.delete, rplist))
def testRdiffDeltaPatchGzip(self):
"""Same as above by try gzipping patches"""
rplist = [self.basis, self.new, self.delta,
self.signature, self.output]
for rp in rplist:
if rp.lstat(): rp.delete()
MakeRandomFile(self.basis.path)
MakeRandomFile(self.new.path)
map(rpath.RPath.setdata, [self.basis, self.new])
assert self.basis.lstat() and self.new.lstat()
self.signature.write_from_fileobj(Rdiff.get_signature(self.basis))
assert self.signature.lstat()
self.delta.write_from_fileobj(Rdiff.get_delta_sigrp(self.signature,
self.new))
assert self.delta.lstat()
os.system("gzip " + self.delta.path)
os.system("mv %s %s" % (self.delta.path + ".gz", self.delta.path))
self.delta.setdata()
Rdiff.patch_local(self.basis, self.delta, self.output,
delta_compressed = 1)
assert rpath.cmp(self.new, self.output)
map(rpath.RPath.delete, rplist)