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tools/netconsole: Add support for socat

socat is a very powerful tool to work with socets (and not only)
in UNIX systems. Let's add support for it in netconsole.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Ferry Toth <fntoth@gmail.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Andy Shevchenko 2 years ago
parent
commit
f0d4607d25
1 changed files with 10 additions and 2 deletions
  1. 10 2
      tools/netconsole

+ 10 - 2
tools/netconsole

@@ -34,7 +34,7 @@ if [ -z "${ip}" ] || [ -n "$4" ] ; then
 	usage "Invalid number of arguments"
 fi
 
-for nc in netcat nc ; do
+for nc in socat netcat nc ; do
 	type ${nc} >/dev/null 2>&1 && break
 done
 
@@ -47,6 +47,10 @@ if type ncb 2>/dev/null ; then
 	# see if ncb is in $PATH
 	exec ncb ${board_out_port}
 
+elif [ "${nc}" = "socat" ] ; then
+	# socat does support broadcast
+	while ${nc} STDIO "UDP4-LISTEN:${board_out_port}"; do :; done
+
 elif [ -x ${0%/*}/ncb ] ; then
 	# maybe it's in the same dir as the netconsole script
 	exec ${0%/*}/ncb ${board_out_port}
@@ -59,5 +63,9 @@ else
 fi
 ) &
 pid=$!
-${nc} -u ${ip} ${board_in_port}
+if [ "${nc}" = "socat" ] ; then
+	${nc} - "UDP4:${ip}:${board_in_port}"
+else
+	${nc} -u ${ip} ${board_in_port}
+fi
 kill ${pid} 2>/dev/null