init: don't start hotplug2 if it doesn't exist
[openwrt-10.03/.git] / package / base-files / files / etc / init.d / boot
1 #!/bin/sh /etc/rc.common
2 # Copyright (C) 2006 OpenWrt.org
3
4 START=10
5
6 system_config() {
7         local cfg="$1"
8         local hostname
9         
10         config_get hostname "$cfg" hostname
11         echo "${hostname:-OpenWrt}" > /proc/sys/kernel/hostname
12
13         config_get conloglevel "$cfg" conloglevel
14         [ -n "$conloglevel" ] && dmesg -n "$conloglevel"
15
16         config_get log_ip "$cfg" log_ip 
17         syslogd -C16 ${log_ip:+-L -R $log_ip}
18         klogd
19 }
20
21 apply_uci_config() {(
22         include /lib/config
23         uci_apply_defaults
24 )}
25
26 start() {
27         [ -f /proc/mounts ] || /sbin/mount_root
28         [ -f /proc/jffs2_bbc ] && echo "S" > /proc/jffs2_bbc
29         vconfig set_name_type DEV_PLUS_VID_NO_PAD
30
31         apply_uci_config
32         config_load system
33         config_foreach system_config system
34         
35         mkdir -p /var/run
36         mkdir -p /var/log
37         mkdir -p /var/lock
38         mkdir -p /var/state
39         touch /var/log/wtmp
40         touch /var/log/lastlog
41         ln -sf /tmp/resolv.conf.auto /tmp/resolv.conf
42         [ "$FAILSAFE" = "true" ] && touch /tmp/.failsafe
43
44         [ -x /sbin/hotplug2 ] && /sbin/hotplug2 --override --persistent \
45                         --max-children 1 --no-coldplug &
46
47         # the coldplugging of network interfaces needs to happen later, so we do it manually here
48         for iface in $(awk -F: '/:/ {print $1}' /proc/net/dev); do
49                 /usr/bin/env -i ACTION=add INTERFACE="$iface" /sbin/hotplug-call net
50         done
51
52         # create /dev/root if it doesn't exist
53         [ -e /dev/root ] || {
54                 rootdev=$(awk 'BEGIN { RS=" "; FS="="; } $1 == "root" { print $2 }' < /proc/cmdline)
55                 [ -n "$rootdev" ] && ln -s "$rootdev" /dev/root
56         }
57
58         load_modules /etc/modules.d/*
59 }