$ echo `hostname -i; hostname -f`
10.1.9.183 jboss-box1.domain.com

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Either run them separately, or split the output at whitespaces. 

eth0      Link encap:Ethernet  HWaddr 00:0C:29:3D:6B:CF  
          inet addr:10.1.9.183  Bcast:10.1.9.255  Mask:255.255.255.0
          inet6 addr: fe80::20c:29ff:fe3d:6bcf/64 Scope:Link
          Interrupt:177 Base address:0x1424 
lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host

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The interface name is simply m/^(\w+)/, What other informations do you want to extract? 

$ uname -a
Linux jboss-box1 2.6.9-67.0.7.ELsmp #1 SMP Sat Mar 15 06:54:55 EDT 200
+8 i686 i686 i386 GNU/Linux

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Run uname several time with more specific options

And so on - there's not one all-empowering parsing paradigm - just chose what you see fit. For fixed width records you could use unpack btw - see perlpacktut.

In reply to Re: parsing system info by moritz
in thread parsing system info by 5mi11er

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