Commands by penthief

Commands by penthief (2)

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Assign top-level JSON entries to shell variables

A recursive version might be useful too. /dev/tty is used to show which shell variables just got defined. Show Sample Output
This is sample output - yours may be different.
```
a="42";
b="s t r i n g";
```
1

json='{"a":42, "b":"s t r i n g", "c": []}' ; eval $(echo $json | jq -r 'to_entries | .[] | select(.value | scalars) | .key + "=\"" + (.value | tostring) + "\";"' | tee /dev/tty)

penthief · 2023-09-26 03:11:38 722
Quickly graph a list of numbers

Useful when you've produced a large file of numbers, and want to quickly see the distribution. The value of y halfway along the x axis is the median. Simple! Just create the listOfNumbers.txt file with a number on each line to try it out.
This is sample output - yours may be different.
23

gnuplot -persist <(echo "plot '<(sort -n listOfNumbers.txt)' with lines")

penthief · 2009-05-02 13:46:02 12

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Display the list of all opened tabs from Firefox via a python one-liner and a shell hack to deal with python indentation.

You have to do that before : $ cd ~/.mozilla/firefox/ Require bash. If you use something else, you may use $ echo | python Forked from ArkSeth python script.

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Convert CSV to JSON

Replace 'csv_file.csv' with your filename.

Detect illegal access to kernel space, potentially useful for Meltdown detection

Based on capsule8 agent examples, not rigorously tested

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

Remove all the files except abc in the directory

Finds all files in the current directory and deletes them besides file called "abc"

Show git log beautifully

Only show a short of important information inline ( include branch info ), and color this log tree.

convert png into jpg using imagemagick

Get line number of all matches in a file

Count number of files in subdirectories

For each directory from the current one, list the counts of files in each of these directories. Change the -maxdepth to drill down further through directories.

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