Help with a Bash script

[Michael Thompson]

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On 08/04/10 16:06, Michael Thompson wrote:
> I'm quite new to Bash scripting, and just need a little pointer on how
> to go through a file, and execute commands there in until the end of the
> file is reached.
> 
> The idea is this, a list of iptables rules is downloaded, they are run
> through a set of commands to get the file in a state ready to run. I
> need to read each line of that file, and execute each one. I'm not sure
> on loops in bash, and hope someone can help... :)
> 
> I download this file:
> http://www.okean.com/antispam/iptables/rc.firewall.china
> 
> Then run it through this to sanitize it
> sed 's/--dport 25//g' rc.firewall.china|cat|grep "^[ ]*iptables" >
> rc.firewall.china_mod
> 
> Now, how do I loop through that file executing each line in a for while
> loop?
> 

Sorted.

#!/bin/bash
wget http://www.okean.com/antispam/iptables/rc.firewall.china
sed 's/--dport 25//g' rc.firewall.china|cat|grep "^[ ]*iptables"|sed
's/INPUT/China/g' > rc.firewall.china_mod
chmod +x rc.firewall.china_mod
./rc.firewall.china_mod

- -- 
Michael
http://maverickapollo.wordpress.com
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