3 files changed, 35 insertions, 0 deletions
diff --git a/package/base-files/files/etc/uci-defaults/migrate-shadow b/package/base-files/files/etc/uci-defaults/10_migrate-shadow
index b7ea5718c..b7ea5718c 100644
--- a/package/base-files/files/etc/uci-defaults/migrate-shadow
+++ b/package/base-files/files/etc/uci-defaults/10_migrate-shadow
diff --git a/package/base-files/files/etc/uci-defaults/11_migrate-sysctl b/package/base-files/files/etc/uci-defaults/11_migrate-sysctl
new file mode 100644
index 000000000..b3796a4d2
--- /dev/null
+++ b/package/base-files/files/etc/uci-defaults/11_migrate-sysctl
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+if [ ! -f "/rom/etc/sysctl.conf" ] || cmp -s "/rom/etc/sysctl.conf" "/etc/sysctl.conf"; then
+	exit 0
+fi
+
+fingerprint="$(md5sum /etc/sysctl.conf)"
+fingerprint="${fingerprint%% *}"
+
+if [ "$fingerprint" = "1b05ebb41f72cb84e5510573cd4aca26" ] || \
+   [ "$fingerprint" = "62deb895be1a7f496040187b7c930e4e" ]; then
+	logger -t migrate-sysctl "Updating sysctl.conf to use current defaults"
+	cp "/rom/etc/sysctl.conf" "/etc/sysctl.conf"
+fi
+
+exit 0
+
diff --git a/package/base-files/files/etc/uci-defaults/12_network-generate-ula b/package/base-files/files/etc/uci-defaults/12_network-generate-ula
new file mode 100644
index 000000000..f3e493145
--- /dev/null
+++ b/package/base-files/files/etc/uci-defaults/12_network-generate-ula
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+[ "$(uci get network.globals.ula_prefix)" != "auto" ] && exit 0
+# Sometimes results are empty, therefore try until it works...          
+local r1 r2 r3
+while [ -z "$r1" -o -z "$r2" -o -z "$r3" ]; do
+	r1=$(printf "%02x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 256)))
+	r2=$(printf "%01x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 65536)))
+	r3=$(printf "%01x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 65536)))
+done
+
+uci -q batch <<-EOF >/dev/null
+	set network.globals.ula_prefix=fd$r1:$r2:$r3::/48
+	commit network
+EOF
+
+exit 0
+