Adding a script to startup the system.

projects/autoinstall/startup.sh

@@ -0,0 +1,48 @@
+#!/bin/sh
+
+if [ ! -f minix.postinst.8g.img ]
+then
+	minix.postinst.8g.img
+fi
+DISK_IMAGE=minix.postinst.8g.img
+
+if [ ! -f usbdisk.img ] 
+then
+	#create a "usb disk"
+	echo "creating usb disk image"
+	dd if=/dev/zero of=usbdisk.img bs=1M seek=1000 count=1
+	
+fi
+USB_DISK_PARAMS="-drive id=my_usb_disk,file=usbdisk.img,if=none  -device usb-storage,drive=my_usb_disk "
+
+
+QEMU_PARAMS=$USB_DISK_PARAMS
+INSTANCE_NUMBER=1
+
+
+for i in `seq 1 1 10`
+do
+	if  ! netstat -na  | grep "tcp[^6].*LISTEN"  | awk '{print $4}' | sed "s,.*:,,g" | grep $((4444 + $i)) 1>/dev/null
+	then
+		echo "Free instance found: $i"
+		INSTANCE_NUMBER=$i
+		break
+	fi
+done
+
+
+SSH_PORT=$((2222 + $INSTANCE_NUMBER))
+MONITOR_PORT=$((4444 + $INSTANCE_NUMBER))
+#
+# Currently 512 MB is needed to start with networking
+# 1024 is needed to compile clang....
+#
+# start qemu with port redirection so sshing to localhost 2222 will ssh into the qemu instance
+# also start the monitor on port 4444 so we can telnet to it.
+echo "starting qemu instance ${INSTANCE_NUMBER} with ssh port ${SSH_PORT} and monitor on port ${MONITOR_PORT}"
+sleep 2
+exit
+qemu-system-i386 -localtime -redir tcp:$SSH_PORT::22 -m 1024 -hda $DISK_IMAGE -curses \
+	-monitor telnet::$MONITOR_PORT,server,nowait \
+	-enable-kvm -usb  $QEMU_PARAMS
+