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Cleanup and comment functions

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now up() works in zsh
This commit is contained in:
David Todd 2017-06-21 14:00:18 -05:00
parent 9ab748a6ca
commit 4d3e31d399
1 changed files with 35 additions and 43 deletions
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78
shell/functions
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@ -1,4 +1,5 @@
# Functions gathered from around the internet # Functions gathered from around the internet
# Takes 1st argument and attempts to extract them in the current directory
extract () { # Extracts most common compressed files extract () { # Extracts most common compressed files
if [ -f $1 ] ; then if [ -f $1 ] ; then
case $1 in case $1 in
@ -11,61 +12,52 @@ extract () { # Extracts most common compressed files
*.tbz2) tar xjf $1 ;; *.tbz2) tar xjf $1 ;;
*.tgz) tar xzf $1 ;; *.tgz) tar xzf $1 ;;
*.zip) unzip $1 ;; *.zip) unzip $1 ;;
*.Z) uncompress $1 ;; *.Z) uncompress $1 ;;
*) echo "'$1' cannot be extracted via extract()" ;; *) echo "'$1' cannot be extracted via extract()" ;;
esac esac
else else
echo "'$1' is not a valid file" echo "'$1' is not a valid file"
fi fi
} }
# Takes 1st argument and makes a .tar.gz archive
maketar() { tar cvzf "${1%%/}.tar.gz" "${1%%/}/"; } maketar() { tar cvzf "${1%%/}.tar.gz" "${1%%/}/"; }
# Takes 1st argument and makes a .zip archive
makezip() { zip -r "${1%%/}.zip" "$1" ; } makezip() { zip -r "${1%%/}.zip" "$1" ; }
# Generate password - 1st argument is the number of characters, defaults to 20
gpass() {
local l=$1
[ "$l" == "" ] && l=20
tr -dc A-Za-z0-9-!@%^*_ < /dev/urandom | head -c ${l} | xargs
}
# Shows the current PS list for the signed in user - Not cygwin compatible
myps() { ps $@ -u $USER -o pid,%cpu,%mem,bsdtime,command ; }
# Searches the process list (ps) for 1st argument
psgrep() { psgrep() {
if [ ! -z $1 ] ; then if [ ! -z $1 ] ; then
echo "Grepping for processes matching $1..." echo "Grepping for processes matching $1..."
ps aux | grep $1 | grep -v grep ps aux | grep $1 | grep -v grep
else else
echo "!! Need name to grep for" echo "!! Need name to grep for"
fi fi
} }
gpass() { # Generates passwords # dirsize - finds directory sizes and lists them for the current directory
local l=$1
[ "$l" == "" ] && l=20
tr -dc A-Za-z0-9-!@%^*_ < /dev/urandom | head -c ${l} | xargs
}
#up() { # Usage: up <Number of directories>. Blank for up one dir.
# local d=""
# limit=$1
# for((i=1 ; i <= limit ; i++)); do
# d=$d/..
# done
# d=$(echo $d | sed 's/^\///')
# if [ -z "$d" ]; then
# d=..
# fi
# cd $d
#}
#dirsize - finds directory sizes and lists them for the current directory
dirsize (){ dirsize (){
du -shx * .[a-zA-Z0-9_]* 2> /dev/null | \ du -shx * .[a-zA-Z0-9_]* 2> /dev/null | \
egrep '^ *[0-9.]*[MG]' | sort -n > /tmp/list egrep '^ *[0-9.]*[MG]' | sort -n > /tmp/list
egrep '^ *[0-9.]*M' /tmp/list egrep '^ *[0-9.]*M' /tmp/list
egrep '^ *[0-9.]*G' /tmp/list egrep '^ *[0-9.]*G' /tmp/list
rm -rf /tmp/list rm -rf /tmp/list
} }
myps() { ps $@ -u $USER -o pid,%cpu,%mem,bsdtime,command ; } # Usage: up <Number of directories>. Blank for up one dir.
ii() { # Get current host related info. up() {
echo -e "\nYou are logged on ${BRed}$HOST" local d=""
echo -e "\n${BRed}Additionnal information:$NC " ; uname -a limit=$1
echo -e "\n${BRed}Users logged on:$NC " ; w -hs | cut -d " " -f1 | sort | uniq for ((i=1; i <= limit; i++)); do
echo -e "\n${BRed}Current date :$NC " ; date d=$d/..
echo -e "\n${BRed}Machine stats :$NC " ; uptime done
echo -e "\n${BRed}Memory stats :$NC " ; free d=$(echo $d | sed 's/^\///')
echo -e "\n${BRed}Diskspace :$NC " ; mydf / $HOME if [ -z "$d" ]; then
echo -e "\n${BRed}Local IP Address :$NC" ; my_ip d=..
echo -e "\n${BRed}Open connections :$NC "; netstat -pan --inet; fi
echo cd $d
} }