Commands by mack (10)

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rsync + find
rsync from source to dest all between >30

See the top 10 IP addresses in a web access log

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

find the rpm package name that provides a specific file
For Linux distributions using rpm (eg Mandriva), this command will find the rpm package name that provides a file.

print a python-script (or any other code) with syntax-highlighting and no loss of indentation

Restart Xen XAPI
Restarts the XAPI service on the host, mostly used by Xen Center. It does not affect any running VMs, just the Xen client tools that may be connected. On my list as XAPI frustratingly keeps running out of memory and getting killed off.

printing barcodes
64 elements max on 16 rows, 4 cols. GNU Barcode will adapt automagically the width and the eight of your elements to fill the page. Standard output format is PostScript.

Create a tar of directory structure only

Selecting a random file/folder of a folder
Also looks in subfolders

Get AWS temporary credentials ready to export based on a MFA virtual appliance
You might want to secure your AWS operations requiring to use a MFA token. But then to use API or tools, you need to pass credentials generated with a MFA token. This commands asks you for the MFA code and retrieves these credentials using AWS Cli. To print the exports, you can use: `awk '{ print "export AWS_ACCESS_KEY_ID=\"" $1 "\"\n" "export AWS_SECRET_ACCESS_KEY=\"" $2 "\"\n" "export AWS_SESSION_TOKEN=\"" $3 "\"" }'` You must adapt the command line to include: * $MFA_IDis ARN of the virtual MFA or serial number of the physical one * TTL for the credentials


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