diff options
Diffstat (limited to 'rdiff-backup/src/myrdiff.py')
-rwxr-xr-x | rdiff-backup/src/myrdiff.py | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/rdiff-backup/src/myrdiff.py b/rdiff-backup/src/myrdiff.py deleted file mode 100755 index 48485f7..0000000 --- a/rdiff-backup/src/myrdiff.py +++ /dev/null @@ -1,51 +0,0 @@ -#!/usr/bin/env python - -"""Like rdiff, but written in python and uses librsync module. - -Useful for benchmarking and testing of librsync and _librsync. - -""" - -import librsync, sys -blocksize = 32768 - -def makesig(inpath, outpath): - """Write a signature of inpath at outpath""" - sf = librsync.SigFile(open(inpath, "rb")) - fout = open(outpath, "wb") - while 1: - buf = sf.read(blocksize) - if not buf: break - fout.write(buf) - assert not sf.close() - assert not fout.close() - -def makedelta(sigpath, newpath, deltapath): - """Write delta at deltapath using signature at sigpath""" - df = librsync.DeltaFile(open(sigpath, "rb"), open(newpath, "rb")) - fout = open(deltapath, "wb") - while 1: - buf = df.read(blocksize) - if not buf: break - fout.write(buf) - assert not df.close() - assert not fout.close() - -def makepatch(basis_path, delta_path, new_path): - """Write new given basis and delta""" - pf = librsync.PatchedFile(open(basis_path, "rb"), open(delta_path, "rb")) - fout = open(new_path, "wb") - while 1: - buf = pf.read(blocksize) - if not buf: break - fout.write(buf) - assert not pf.close() - assert not fout.close() - -if sys.argv[1] == "signature": - makesig(sys.argv[2], sys.argv[3]) -elif sys.argv[1] == "delta": - makedelta(sys.argv[2], sys.argv[3], sys.argv[4]) -elif sys.argv[1] == "patch": - makepatch(sys.argv[2], sys.argv[3], sys.argv[4]) -else: assert 0, "Bad mode argument %s" % (sys.argv[1],) |