compare.py 文件源码

def compare_hash(cls, repo_iter):
        """Like above, but also compare sha1 sums of any regular files"""
        def hashes_changed(src_rp, mir_rorp):
            """Return 0 if their data hashes same, 1 otherwise"""
            if not mir_rorp.has_sha1():
                log.Log("Warning: Metadata file has no digest for %s, "
                        "unable to compare." % (mir_rorp.get_indexpath(),), 2)
                return 0
            elif (src_rp.getsize() == mir_rorp.getsize() and
                  hash.compute_sha1(src_rp) == mir_rorp.get_sha1()):
                return 0
            return 1

        src_iter = cls.get_source_select()
        for src_rp, mir_rorp in rorpiter.Collate2Iters(src_iter, repo_iter):
            report = get_basic_report(src_rp, mir_rorp, hashes_changed)
            if report: yield report
            else: log_success(src_rp, mir_rorp)