Add examples to go into /usr/share to make it easier to create pre-defined images.

[forks/vmdebootstrap.git] / examples / auto-serial-console

diff --git a/examples/auto-serial-console b/examples/auto-serial-console
new file mode 100755 (executable)
index 0000000..9304e98
--- /dev/null
+++ b/examples/auto-serial-console
@@ -0,0 +1,35 @@
+#!/bin/sh -e
+
+[ -f /etc/default/autogetty ] && . /etc/default/autogetty
+
+[ 1 -gt $ENABLED ] && exit
+
+for arg in $(cat /proc/cmdline)
+do
+    case $arg in
+        console=*)
+            tty=${arg#console=}
+            tty=${tty#/dev/}
+
+            case $tty in
+                tty[a-zA-Z]* )
+                    PORT=${tty%%,*}
+
+                    # check for service which do something on this port
+                    if [ -f /etc/init/$PORT.conf ];then continue;fi 
+
+                    tmp=${tty##$PORT,}
+                    SPEED=${tmp%%n*}
+                    BITS=${tmp##${SPEED}n}
+
+                    # 8bit serial is default
+                    [ -z $BITS ] && BITS=8
+                    [ 8 -eq $BITS ] && GETTY_ARGS="$GETTY_ARGS -8 "
+
+                    [ -z $SPEED ] && SPEED='115200,57600,38400,19200,9600'
+
+                    GETTY_ARGS="$AUTOGETTY_ARGS $GETTY_ARGS $SPEED $PORT"
+                    exec /sbin/getty $GETTY_ARGS
+            esac
+    esac
+done