Commands by cicatriz (18)
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-3fuser -n tcp -s <port> && echo "+open"
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-1egrep '__NR_' /usr/include/asm/unistd_`getconf -a | awk '$1~/^WORD/{print $2}'`.h | sed -e 's/^#define __NR_//' | column -t
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This command will give you a list of available keyboard shortcuts according to stty. Show Sample Output
7echo -e "Terminal shortcut keys\n" && sed -e 's/\^/Ctrl+/g;s/M-/Shift+/g' <(stty -a 2>&1| sed -e 's/;/\n/g' | grep "\^" | tr -d ' ') -
This function returns TRUE if the application supports tcp-wrapping or FALSE if not by reading the shared libraries used by this application. Show Sample Output
1supportsWrap(){ ldd `which ${1}` | grep "libwrap" &>/dev/null && return 0 || return 1; } -
Checks the apache configuration syntax, if is OK then restart the service otherwise opens the configuration file with VIM on the line where the configuration fails.
3( apache2ctl -t && service apache2 restart || (l=$(apache2ctl -t 2>&1|head -n1|sed 's/.*line\s\([0-9]*\).*/\1/'); vim +$l $(locate apache2.conf | head -n1))) -
2i=0;for s in `fuser -l`;do echo $((i++)) $s;done
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Gets the application's name that's listening from the port 8080 through IPv6 Show Sample Output
1netstat -lnp6 | grep :8080 | sed 's#^[^\/]*/\([a-z0-9]*\)#\1#' -
-4perl -e 'print crypt("PASSWORD",int(rand(128))).$/;'
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Prints a list of ip that tried to login on SMTP/IMAP/POP3/etc.
0grep -i "aborted login" /var/log/maillog | awk 'BEGIN{FS="="}{print substr($4,8)}' | cut -d"," -f1 -
ss is a tool that will help you to get all kinds of useful information about the current sockets on a localhost. You can also get the uid of the daemons process using the flag:
ss -leShow Sample Output1ss -ln | awk '$3~/([0-9]+)/{print $3}' | sed 's/.*\:\([0-9]\+\)$/\1/' -
2svn log 2>&1 | egrep '^r[0-9]+' | cut -d "|" -f2 | sort | uniq -c
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'ps' let you specify the format that you want to see on the output. Show Sample Output
3ps ax --format=pid,eip,esp,user,command -
-1setserial -g /dev/ttyS[0-9]* | grep -v "unknown"
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For example, you need to make a copy of all the libraries that a certain application uses, with this command you can list and copy them. Show Sample Output
3ldd /bin/bash | awk 'BEGIN{ORS=","}$1~/^\//{print $1}$3~/^\//{print $3}' | sed 's/,$/\n/' -
-3ls -la | grep $(date +%Y-%m-%d) | egrep -v -e '\.{1,2}' | sed "s/.*\:[0-9]\{2\} \(.\+\)$/\\1/g"
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-3netstat -l -p --tcp | egrep -e 'www.*[0-9]{3,4}\/(apache2|httpd)' | awk '{print$7}'
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-2egrep '(\[error\])+.*(PHP)+' /var/log/apache2/error.log
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0awk '$1~/^DocumentRoot/{print $2}' /etc/apache2/sites-available/default
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