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Full Discussion: Compare two md5sum
Top Forums Shell Programming and Scripting Compare two md5sum Post 302981047 by toscan on Tuesday 6th of September 2016 09:41:45 PM
Old 09-06-2016
Compare two md5sum

Hello,

First of all I want to apologize because i'm not a admin or coder and maybe all my efforts to write only this small script in my life would need one week full time reading man pages and forums but...
I don't have the money to offer me to get this time and the script I want to do seems very simple, what I want to say is my errors in the script are newbie ones...

I want to do this :

Code:
#!/bin/bash

$1=52f8422918c5347166dbb40c76f95e9c

checksum=`curl --silent httptheurliwanttocheck | md5sum`

$2=checksum

if [ "$1" = "$2" ]
then
    echo "nothing"
else
    echo "change"
fi

but it doesnt work.
after this works I want to this script to really do nothing if nothing changes and to send me an email if there is a changement. It takes me super long time to understand all these stuff and i'm now thinking about forgetting this and going every day to see if the page changed... This post is my last try.

If its insult to the unix community to ask this I'm sorry.
Moderator's Comments:
Mod Comment Please use CODE tags when displaying sample input, sample output, and code segments.

Last edited by Don Cragun; 09-06-2016 at 10:55 PM.. Reason: Add CODE tags.
 

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genhash(1)						      General Commands Manual							genhash(1)

NAME
genhash - md5 hash generation tool for remote web pages SYNOPSIS
genhash [options] [-s server-address] [-p port] [-u url] DESCRIPTION
genhash is a tool used for generating md5sum hashes of remote web pages. genhash can use HTTP or HTTPS to connect to the web page. The output by this utility includes the HTTP header, page data, and the md5sum of the data. This md5sum can then be used within the keepalived(8) program, for monitoring HTTP and HTTPS services. OPTIONS
--use-ssl, -S Use SSL to connect to the server. --server <host>, -s Specify the ip address to connect to. --port <port>, -p Specify the port to connect to. --url <url>, -u Specify the path to the file you want to generate the hash of. --use-virtualhost <host>, -u Specify the virtual host to send along with the HTTP headers. --verbose, -v Be verbose with the output. --help, -h Display the program help screen and exit. --release, -r Display the release number (version) and exit. SEE ALSO
keepalived(8), keepalived.conf(5) AUTHOR
genhash was written by Alexandre Cassen <acassen@linux-vs.org>. This man page was contributed by Andres Salomon <dilinger@voxel.net> for the Debian GNU/Linux system (but may be used by others). Feb 2004 genhash(1)
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