Hi all,
I am kinda puzzled. When and Why do we use md5sum? I've read man pages for mp5sum, but didn't get anything out of it. Please, can someone explain this to me in couple of words.
Thank you all. (1 Reply)
i downloaded a Linux distribution from a FTP site today, and i found there is a file named MD5SUM in the same directory, with the following contents:
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
c9a4d963a49e384e10dec9c2bd49ad73 valhalla-SRPMS-disc1.iso
41b03d068e84d2a17147aa27e704f79b ... (1 Reply)
Ok, I run a small script, that restarts a perl script when it fails (it's a very unreliable perl script, but I can't change it, it's crucial, and I don't know perl)
It outputs data into a logfile. Unfortunately, it also regularly hangs. This is a major problem because if it hangs, no data is... (6 Replies)
Is it possible to call the unix command md5sum from within a C program. I am trying to write a C program that scans a directory and computes the MD5Sum of all the files in the directory. Whenever I use md5sum 'filename' I get the error 'md5sum undeclared'. Is there a header file or some library... (3 Replies)
Hi,
I currently have a shell script that takes an RPM and scp's it to a set of remote servers and installs it.
What I would like to be able to do is make the script get the md5sum of the RPM locally (so get the md5sum of the rpm from where im running the script) and then scp the rpm to the... (0 Replies)
hi All:
i write a adduser script in perl , but I don't know how to deal with the password , for it stored as md5. and i don't use the shell
command passwd. give me some advice...thanks (1 Reply)
something strange is that i find the md5sum command in different linux generate different result, for example, i have tried the same file in CentOS and Rhel, The md5 results are different, it is quite headache, who know the tricks? (3 Replies)
Hello,
I need to download multiple files from an FTP server but occasionally they arrive in error so I need to perform an integrity check. I've been attempting to write a bash script that does the following:
Downloads all files including those in sub directories
Perform md5sum using... (4 Replies)
Hello,
I would like to make a script that searches through a SRC folder and copies only files it's never seen before to a DEST folder.
SRC = /user/.phonesync/photos-backup
DST = /usr/.phonesync/photos-new
So basically, I'd start with a:
md5sum /user/.phonesync/photos-backup/* >... (29 Replies)
Hi all,
I have to verify the integrity of a ISO image that is downloaded periodically on my PC. In order to do that, I've written a bash script that use the command md5sum with the aim to match the generated code with the default one created with the SIO image. The problem is that, if I start... (1 Reply)
Discussion started by: Mr. Piros
1 Replies
LEARN ABOUT REDHAT
md5sum
MD5SUM(1) FSF MD5SUM(1)NAME
md5sum - compute and check MD5 message digest
SYNOPSIS
md5sum [OPTION] [FILE]...
md5sum [OPTION] --check [FILE]
DESCRIPTION
Print or check MD5 (128-bit) checksums. With no FILE, or when FILE is -, read standard input.
-b, --binary
read files in binary mode (default on DOS/Windows)
-c, --check
check MD5 sums against given list
-t, --text
read files in text mode (default)
The following two options are useful only when verifying checksums:
--status
don't output anything, status code shows success
-w, --warn
warn about improperly formated checksum lines
--help display this help and exit
--version
output version information and exit
The sums are computed as described in RFC 1321. When checking, the input should be a former output of this program. The default mode is
to print a line with checksum, a character indicating type (`*' for binary, ` ' for text), and name for each FILE.
AUTHOR
Written by Ulrich Drepper and Scott Miller.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for md5sum is maintained as a Texinfo manual. If the info and md5sum programs are properly installed at your site,
the command
info md5sum
should give you access to the complete manual.
md5sum (coreutils) 4.5.3 February 2003 MD5SUM(1)