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--- os:unix [2022/01/26 11:38]
127.0.0.1 external edit
+++ os:unix [2023/02/22 17:31] (current)
tomas [Externi odkazy]
@@ Line 11: / Line 11: @@
 [[jq]]\\
 [[manpage]]\\
+[[nc]] ... netcat, ncat\\
@@ Line 23: / Line 24: @@
+====Minimální unix - příkazové ekvivalenty====
+%%''(echo > /dev/tcp/google.com/22) >/dev/null 2>&1 && echo "UP" || echo "DOWN"''%% ... netcat -zv google.com\\
+cat < /dev/null > /dev/tcp/<hostname or ip>/<port>; echo $? ... to samé\\
+<code>exec 3<>/dev/tcp/www.google.com/80
+echo -e "GET / HTTP/1.1\r\nhost: http://www.google.com\r\nConnection: close\r\n\r\n" >&3
+cat <&3</code> .... telnet, nebo wget\\
+cat </dev/tcp/time.nist.gov/13 ... ntp server\\
+for i in $(ls [0-9]*/cmdline ); do cat $i; echo; done ... ps -ef\\
+<code>
+wget ()
+{
+  IFS=/ read proto z host query <<< "$1"
+  exec 3< /dev/tcp/$host/80
+  {
+    echo GET /$query HTTP/1.1
+    echo connection: close
+    echo host: $host
+    echo
+  } >&3
+  sed '1,/^$/d' <&3 > $(basename $1)
+}
+_wget http://www.andreafortuna.org/robots.txt
+</code>

Tomas Lipensky - vedomostni koutek