rand_check_poweroff.sh + random stuff

CONTRIBUTING.md

@@ -7,5 +7,5 @@ Testing you should do before pushing: new modules:
 New arch:
 
 - `./build -a ARCH && ./run -a ARCH`
-- `wget google.com` for Internet
+- `wget google.com && cat index.html` for Internet
 - `./run -a ARCH -d` and `./rungdb -a ARCH`

rootfs_overlay/rand_check_poweroff.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+set -ex
+/rand_check.out
+
+# Check if network is being replayed.
+#
+# TODO; requires internet to be up, which is done by inittab.
+# We could do this with a /etc/init.d/SXX file,
+# but how to both check that into git, and make it optional?
+#
+# https://superuser.com/questions/635020/how-to-know-current-time-from-internet-from-command-line-in-linux
+# Raw IP because was failing with hostname:
+# https://unix.stackexchange.com/questions/124283/busybox-ping-ip-works-but-hostname-nslookup-fails-with-bad-address
+# https://tf.nist.gov/tf-cgi/servers.cgi
+#
+#echo | nc 129.6.15.28 13
+
+# busybox's poweroff panics, TODO why. Likely tries to kill shell.
+# So just use our super raw command.
+/poweroff.out

run

@@ -4,7 +4,6 @@ set -e
 
 # CLI handling.
 arch=x86_64
-debug=false
 debug_qemu=''
 kgdb=false
 nographic=false
@@ -20,14 +19,12 @@ while getopts a:de:knqt:x OPT; do
       arch="$OPTARG"
       ;;
     d)
-      debug=true
       extra_flags="$extra_flags -S -s"
       ;;
     e)
       extra_append="$extra_append $OPTARG"
       ;;
     k)
-      debug=true
       extra_append="$extra_append kgdbwait"
       # For those who want to try KDB.
       #extra_append="$extra_append kgdbwait kgdboc=kbd"