From 676c017ecfced2e37aeec176f8aa6b9df90024f3 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 5 Apr 2006 02:09:22 +0000
Subject: large init script cleanup and merge of whiterussian changes, new
 dnsmasq config handling

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3588 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/default/bin/firstboot | 134 ++++++++++++++++++-------------
 package/base-files/default/bin/ipcalc    |  32 ++++++++
 package/base-files/default/bin/login     |  12 +--
 3 files changed, 116 insertions(+), 62 deletions(-)
 create mode 100755 package/base-files/default/bin/ipcalc

(limited to 'package/base-files/default/bin')

diff --git a/package/base-files/default/bin/firstboot b/package/base-files/default/bin/firstboot
index eff7063b1..1d9b658b6 100755
--- a/package/base-files/default/bin/firstboot
+++ b/package/base-files/default/bin/firstboot
@@ -1,62 +1,88 @@
 #!/bin/sh
 # $Id$
 
-mount | grep squashfs >&- || {
-	echo "You do not have a squashfs partition; aborting"
-	echo "(firstboot cannot be run on jffs2 based firmwares)"
-	return
+rom=$(awk '/squashfs/ {print $2}' /proc/mounts)
+jffs=$(awk '/jffs2/ {print $2}' /proc/mounts)
+
+dupe() { # <new_root> <old_root>
+	cd $1
+	echo -n "creating directories... "
+	{
+		cd $2 
+		find . -xdev -type d
+		echo "./dev ./jffs ./mnt ./proc ./tmp ./sys"
+		# xdev skips mounted directories
+		cd $1 
+	} | xargs mkdir -p
+	echo "done"
+
+	echo -n "setting up symlinks... "
+	for file in $(cd $2; find . -xdev -type f;); do
+		case "$file" in
+		"./rom/note") ;; #nothing
+		"./etc/config"|\
+		"./etc/resolv.conf"|\
+		"./usr/lib/ipkg/info") cp -af $2/$file $file;;
+		*) ln -sf /rom/${file#./*} $file;;
+		esac
+	done
+	for file in $(cd $2; find . -xdev -type l;); do
+		cp -af $2/${file#./*} $file
+	done
+	echo "done"
 }
 
-[ -f "/tmp/.firstboot" ] && {
-	echo "firstboot is already running"
-	return
+pivot() { # <new_root> <old_root>
+	mount -o move /proc $1/proc && \
+	pivot_root $1 $1$2 && {
+		mount -o move $2/dev /dev
+		mount -o move $2/tmp /tmp
+	}
 }
-touch /tmp/.firstboot
 
-jdev=$(mount | awk '/jffs2/ {print $3}')
+mountdp() { # <device> <mount_point> <ignored> <fs>
+        dev=$1; mnt=$2; shift 2; opt=$*
+	mount $dev $mnt $opt
+	dupe $mnt $rom
+	pivot $mnt /rom
+}
 
-if [ -z "$jdev" ]; then
-	echo -n "Creating jffs2 partition... "
-	mtd erase OpenWrt >&- 2>&-
-	mount -t jffs2 /dev/mtdblock/4 /jffs
-	echo "done"
-	cd /jffs
-else
-	echo "firstboot has already been run"
-	echo "jffs2 partition is mounted, only resetting files"
-	cd $jdev
-fi
-
-exec 2>/dev/null
-
-mount /dev/mtdblock/2 /rom -o ro
-
-echo -n "creating directories... "
-{
-	cd /rom
-	find . -type d
-	cd -
-} | xargs mkdir
-echo "done"
-
-echo -n "setting up symlinks... "
-for file in $(cd /rom; find *  -type f; find *  -type l;)
-do {
-  case "${file%/*}" in
-    "usr/lib/ipkg/info"|"etc/config") cp -f /rom/$file $file;;
-    *) ln -sf /rom/$file $file;;
-  esac
-} done
-echo "done"
-
-touch /tmp/resolv.conf
-ln -s /tmp/resolv.conf /etc/resolv.conf
-
-umount /rom
-mount none /jffs/proc -t proc
-pivot_root /jffs /jffs/rom
-mount none /dev  -t devfs
-mount none /tmp  -t ramfs
-umount /rom/proc
-umount /rom/tmp
-umount /rom/dev
+ramoverlay() {
+	mkdir -p /tmp/root
+	mountdp /tmp/root /mnt -o bind
+}
+
+[ "${0##*/}" = "firstboot" ] && {
+	[ -z "$rom" ] && {
+		echo "You do not have a squashfs partition; aborting"
+		echo "(firstboot cannot be run on jffs2 based firmwares)"
+		exit 1
+	}
+
+	[ "$1" = "switch2jffs" ] && {
+		mtd erase OpenWrt
+		mount -o remount,ro none / # try to avoid fs changing while copying
+		mount -o bind / /mnt
+		mount /dev/mtdblock/4 /rom/jffs -t jffs2
+		echo -n "copying files ... "
+		cp -a /mnt/* /rom/jffs
+		umount /mnt
+		echo "done"
+		pivot /rom /mnt
+		mount -o move /mnt /tmp/root
+		pivot /jffs /rom
+		jffs2root --clean
+		exit 0
+	}
+
+	# script run manually
+	[ \! -z "$jffs" ] && {
+		echo "firstboot has already been run"
+		echo "jffs2 partition is mounted, only resetting files"
+		dupe $jffs $rom
+		exit 0
+	}
+
+	mtd erase OpenWrt
+	mountdp /dev/mtdblock/4 /jffs -t jffs2
+}
diff --git a/package/base-files/default/bin/ipcalc b/package/base-files/default/bin/ipcalc
new file mode 100755
index 000000000..318980e5a
--- /dev/null
+++ b/package/base-files/default/bin/ipcalc
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+awk -f /usr/lib/common.awk -f - $* <<EOF
+BEGIN {
+	ipaddr=ip2int(ARGV[1])
+	netmask=ip2int(ARGV[2])
+	network=and(ipaddr,netmask)
+	broadcast=or(network,compl(netmask))
+	
+	start=or(network,and(ip2int(ARGV[3]),compl(netmask)))
+	limit=network+1
+	if (start<limit) start=limit
+	
+	end=start+ARGV[4]
+	limit=or(network,compl(netmask))-1
+	if (end>limit) end=limit
+
+	print "IP="int2ip(ipaddr)
+	print "NETMASK="int2ip(netmask)
+	print "BROADCAST="int2ip(broadcast)
+	print "NETWORK="int2ip(network)
+	print "PREFIX="32-bitcount(compl(netmask))
+	
+	# range calculations:
+	# ipcalc <ip> <netmask> <start> <num>
+	
+	if (ARGC > 3) {
+		print "START="int2ip(start)
+		print "END="int2ip(end)
+	}
+}
+EOF
diff --git a/package/base-files/default/bin/login b/package/base-files/default/bin/login
index bb065e54a..8f9281726 100755
--- a/package/base-files/default/bin/login
+++ b/package/base-files/default/bin/login
@@ -1,20 +1,16 @@
 #!/bin/sh
-. /etc/sysconf 2>&-
-
-[ "$FAILSAFE" != "true" ] &&
-[ "$BR2_SYSCONF_TELNET_FAILSAFE_ONLY" = "y" ] &&
+grep '^root:[^!]' /etc/passwd >&- 2>&-
+[ "$?" = "0" -a -z "$FAILSAFE" ]  &&  
 {
-  grep '^root:[^!]' /etc/passwd >&- 2>&- &&
-  {
     echo "Login failed."
     exit 0
-  } || {
+} || {
 cat << EOF
  === IMPORTANT ============================
   Use 'passwd' to set your login password
   this will disable telnet and enable SSH
  ------------------------------------------
 EOF
-  }
 }
+
 exec /bin/ash --login
-- 
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