def _get_one_sig(cls, dest_base_rpath, index, src_rorp, dest_rorp):
"""Return a signature given source and destination rorps"""
if (Globals.preserve_hardlinks and src_rorp
and Hardlink.is_linked(src_rorp)):
dest_sig = rpath.RORPath(index)
dest_sig.flaglinked(Hardlink.get_link_index(src_rorp))
elif dest_rorp:
dest_sig = dest_rorp.getRORPath()
if dest_rorp.isreg():
dest_rp = longname.get_mirror_rp(dest_base_rpath, dest_rorp)
sig_fp = cls._get_one_sig_fp(dest_rp)
if sig_fp is None:
return None
dest_sig.setfile(sig_fp)
else:
dest_sig = rpath.RORPath(index)
return dest_sig
def _hardlink_rorp_eq(src_rorp, dest_rorp):
"""Compare two files for hardlink equality, encompassing being hard-linked,
having the same hashsum, and the same number of link counts."""
Hardlink.add_rorp(dest_rorp)
Hardlink.add_rorp(src_rorp, dest_rorp)
rorp_eq = Hardlink.rorp_eq(src_rorp, dest_rorp)
if not src_rorp.isreg() or not dest_rorp.isreg() or src_rorp.getnumlinks() == dest_rorp.getnumlinks() == 1:
if not rorp_eq:
Log("Hardlink compare error with when no links exist", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
elif src_rorp.getnumlinks() > 1 and not Hardlink.is_linked(src_rorp):
if rorp_eq:
Log("Hardlink compare error with first linked src_rorp and no dest_rorp sha1", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
hash.compute_sha1(dest_rorp)
rorp_eq = Hardlink.rorp_eq(src_rorp, dest_rorp)
if src_rorp.getnumlinks() != dest_rorp.getnumlinks():
if rorp_eq:
Log("Hardlink compare error with first linked src_rorp, with dest_rorp sha1, and with differing link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
elif not rorp_eq:
Log("Hardlink compare error with first linked src_rorp, with dest_rorp sha1, and with equal link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
elif src_rorp.getnumlinks() != dest_rorp.getnumlinks():
if rorp_eq:
Log("Hardlink compare error with non-first linked src_rorp and with differing link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
elif not rorp_eq:
Log("Hardlink compare error with non-first linked src_rorp and with equal link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return False
Hardlink.del_rorp(src_rorp)
Hardlink.del_rorp(dest_rorp)
return True
def hardlink_rorp_eq(src_rorp, dest_rorp):
Hardlink.add_rorp(dest_rorp)
Hardlink.add_rorp(src_rorp, dest_rorp)
rorp_eq = Hardlink.rorp_eq(src_rorp, dest_rorp)
if not src_rorp.isreg() or not dest_rorp.isreg() or src_rorp.getnumlinks() == dest_rorp.getnumlinks() == 1:
if not rorp_eq:
Log("Hardlink compare error with when no links exist exist", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
elif src_rorp.getnumlinks() > 1 and not Hardlink.is_linked(src_rorp):
if rorp_eq:
Log("Hardlink compare error with first linked src_rorp and no dest_rorp sha1", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
hash.compute_sha1(dest_rorp)
rorp_eq = Hardlink.rorp_eq(src_rorp, dest_rorp)
if src_rorp.getnumlinks() != dest_rorp.getnumlinks():
if rorp_eq:
Log("Hardlink compare error with first linked src_rorp, with dest_rorp sha1, and with differing link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
elif not rorp_eq:
Log("Hardlink compare error with first linked src_rorp, with dest_rorp sha1, and with equal link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
elif src_rorp.getnumlinks() != dest_rorp.getnumlinks():
if rorp_eq:
Log("Hardlink compare error with non-first linked src_rorp and with differing link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
elif not rorp_eq:
Log("Hardlink compare error with non-first linked src_rorp and with equal link counts", 3)
Log("%s: %s" % (src_rorp.index, Hardlink._get_inode_key(src_rorp)), 3)
Log("%s: %s" % (dest_rorp.index, Hardlink._get_inode_key(dest_rorp)), 3)
return 0
Hardlink.del_rorp(src_rorp)
Hardlink.del_rorp(dest_rorp)
return 1
