extract function very useful:
function extract(){
if [ $# -lt 2 ]; then
if [ -f $1 ] ; then
case $1 in
*.tar.bz2)
tar xvjf $1
;;
*.tar.gz)
tar xvzf $1
;;
*.bz2)
bunzip2 $1
;;
*.rar)
unrar x $1
;;
*.gz)
gunzip $1
;;
*.tar)
tar xvf $1
;;
*.tbz2)
tar xvf $1
;;
*.tgz)
tar xvf $1
;;
*.zip)
unzip $1
;;
*.Z)
uncompress $1
;;
*.7z)
7z x $1
;;
*)
echo "'$1' cannot be extracted via extract"
return 1
;;
esac
else
echo "'$1' is not a valid file"
return 2
fi
fi
if [ $# -ge 2 ]; then
if [ -f $1 ] ; then
case $1 in
*.tar.bz2)
if [ -d $2 ]; then
tar xvjf $1 -C $2
else
mkdir -p $2
tar xvjf $1 -C $2
fi
;;
*.tar.gz)
if [ -d $2 ]; then
tar xvzf $1 -C $2
else
mkdir -p $2
tar xvzf $1 -C $2
fi
;;
*.bz2)
bunzip2 $1
;;
*.rar)
if [ -d $2 ]; then
unrar x $1 $2
else
mkdir -p $2
unrar x $1 $2
fi
;;
*.gz)
gunzip $1
;;
*.tar)
if [ -d $2 ]; then
tar xvf $1 -C $2
else
mkdir -p $2
tar xvf $1 -C $2
fi
;;
*.tbz2)
if [ -d $2 ]; then
tar xvjf $1 -C $2
else
mkdir -p $2
tar xvjf $1 -C $2
fi
;;
*.tgz)
if [ -d $2 ]; then
tar xvzf $1 -C $2
else
mkdir -p $2
tar xvzf $1 -C $2
fi
;;
*.zip)
if [ -d $2 ]; then
unzip $1 -d $2
else
mkdir -p $2
unzip $1 -d $2
fi
;;
*.Z)
uncompress $1
;;
*.7z)
if [ -d $2 ]; then
7z x $1 -o $2
else
mkdir -p $2
7z x $1 -o $2
fi
;;
*)
echo "'$1' cannot be extracted via extract"
return 1
;;
esac
else
echo "'$1' is not a valid file"
return 2
fi
fi
}
export -f extractexesudo function:
Allows run shell functions with sudo
#!/usr/bin/env bash
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ #
# EXESUDO
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ #
#
# Purpose:
# -------------------------------------------------------------------- #
# Execute a function with sudo
#
# Params:
# -------------------------------------------------------------------- #
# $1: string: name of the function to be executed with sudo
#
# Usage:
# -------------------------------------------------------------------- #
# exesudo "funcname" followed by any param
#
# -------------------------------------------------------------------- #
# Created 01 September 2012 Last Modified 02 September 2012
function exesudo ()
{
### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ##
#
# LOCAL VARIABLES:
#
### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ##
#
# I use underscores to remember it's been passed
local _funcname_="$1"
local params=( "$@" ) ## array containing all params passed here
local tmpfile="/dev/shm/$RANDOM" ## temporary file
local filecontent ## content of the temporary file
local regex ## regular expression
local func ## function source
### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ##
#
# MAIN CODE:
#
### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ##
#
# WORKING ON PARAMS:
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# Shift the first param (which is the name of the function)
unset params[0] ## remove first element
# params=( "${params[@]}" ) ## repack array
#
# WORKING ON THE TEMPORARY FILE:
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
content="#!/bin/bash\n\n"
#
# Write the params array
content="${content}params=(\n"
regex="\s+"
for param in "${params[@]}"
do
if [[ "$param" =~ $regex ]]
then
content="${content}\t\"${param}\"\n"
else
content="${content}\t${param}\n"
fi
done
content="$content)\n"
echo -e "$content" > "$tmpfile"
#
# Append the function source
echo "#$( type "$_funcname_" )" >> "$tmpfile"
#
# Append the call to the function
echo -e "\n$_funcname_ \"\${params[@]}\"\n" >> "$tmpfile"
#
# DONE: EXECUTE THE TEMPORARY FILE WITH SUDO
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sudo bash "$tmpfile"
rm "$tmpfile"
}
export -f exesudo
extract function very useful:
exesudo function:
Allows run shell functions with sudo