source_config ()
{
+ local foundconfig=0
+
DEVNAME=${CONFIG##*/}
DEVNAME=${DEVNAME##ifcfg-}
DEVNAME=${DEVNAME##tnlcfg-}
if [[ "$CONFIG" = /* ]]; then
- if [ -f "$CONFIG" ] ; then
+ if [ -f "$CONFIG" ]; then
. "$CONFIG"
+ foundconfig=1
fi
- elif [ -f "/etc/sysconfig/interfaces/$CONFIG" ] ; then
+ elif [ -f "/etc/sysconfig/interfaces/$CONFIG" ]; then
. "/etc/sysconfig/interfaces/$CONFIG"
+ foundconfig=1
fi
# This is sanity check so that if you've copied ifcfg-eth0 to ifcfg-eth1
# and forgot to alter DEVICE= line you won't accidentally bring down eth0
- # while executing ifdown eth1.
- if [ -n "$DEVICE" -a "$DEVNAME" != "$DEVICE" ]; then
+ # while executing ifdown eth1. We do that only if configuration file exists
+ # (sometimes ifcfg-xyz isn't needed at all like server-side pppoe pppX interfaces)
+ if [ "$foundconfig" -eq "1" -a "$DEVICE" -a "$DEVNAME" != "$DEVICE" ]; then
echo >&2 "$0: DEVICE specified in $CONFIG does not match filename. Aborting!"
exit 1
fi
- if [ -n "${PREFIX}" ] && [[ "$IPADDR" != */* ]]; then
+ if [ "${PREFIX}" ] && [[ "$IPADDR" != */* ]]; then
IPADDR="$IPADDR/$PREFIX"
fi
}
{
# Notify programs that have requested notification
( cd /var/run/netreport || exit
- for i in * ; do
+ for i in *; do
[ -f $i ] && kill -SIGIO $i >/dev/null 2>&1 || \
rm -f $i >/dev/null 2>&1
done
need_hostname()
{
local hostname=$(hostname)
- if [ "$hostname" = "(none)" -o "$hostname" = "localhost" -o \
- "$hostname" = "localhost.localdomain" ]; then
+ if [ "$hostname" = "(none)" -o "$hostname" = "localhost" -o "$hostname" = "localhost.localdomain" ]; then
NEEDHOSTNAME=yes
else
unset NEEDHOSTNAME
set_hostname()
{
- typeset hostname domain
+ local hostname domain
hostname=$(echo $1 | awk ' { gsub(/\..*$/,NIL); print $0; } ')
domain=$(echo $1 | awk ' { sub(/^[^\.]*\./,NIL); print $0; } ')
- if [ -n "$hostname" ] ; then
+ if [ "$hostname" ]; then
echo "$hostname" > /etc/HOSTNAME
hostname $hostname
fi
- if [ -n "$domain" ] ; then
- >/etc/resolv.conf.new
- if ! grep -q "search $domain" /etc/resolv.conf ; then
+ if [ "$domain" ]; then
+ # XXX umask and possible /etc/resolv.conf symlink breakage
+ > /etc/resolv.conf.new
+ if ! grep -q "search $domain" /etc/resolv.conf; then
echo "search $domain" >> /etc/resolv.conf.new
fi
echo "domain $domain" >> /etc/resolv.conf.new
fi
if [ -z "$DHCP_CLIENT" ]; then
- if [ -x /sbin/dhcpcd ]; then
+ if [ "$BOOTPROTO" = "zeroconf" -a -x /usr/sbin/avahi-autoipd ]; then
+ DHCP_CLIENT=/usr/sbin/avahi-autoipd
+ elif [ -x /sbin/dhcpcd ]; then
DHCP_CLIENT=/sbin/dhcpcd
elif [ -x /sbin/dhclient ]; then
DHCP_CLIENT=/sbin/dhclient
DHCP_CLIENT=/sbin/dhcpxd
elif [ -x /sbin/pump ]; then
DHCP_CLIENT=/sbin/pump
+ elif [ "$BOOTPROTO" = "auto" -a -x /usr/sbin/avahi-autoipd ]; then
+ DHCP_CLIENT=/usr/sbin/avahi-autoipd
else
- nls "Can't find a dhcp client."
+ nls "Can't find a DHCP client."
exit 1
fi
fi
# Setup Network Address Translation (NAT)
setup_nat()
{
- typeset src via dst
+ local src via dst
if [ -r /etc/sysconfig/static-nat ]; then
if [ "$1" = "on" ]; then
/sbin/ip rule add from $src nat $dst
done
elif [ "$1" = "off" ]; then
- /sbin/ip route show table all | egrep "^nat[[:blank:]]" | while read nat dst via src args; do
+ LC_ALL=C /sbin/ip route show table all | grep -E "^nat[[:blank:]]" | while read nat dst via src args; do
/sbin/ip rule del from $src nat $dst
/sbin/ip route del nat $dst via $src
done
# Setup static ARP
static_arp()
{
- typeset rc arpdev host hwaddr flags neflags
+ local rc arpdev host hwaddr flags neflags
if is_yes "$STATIC_ARP" && [ -r /etc/ethers ]; then
if [ -x /sbin/arp ]; then
{
if is_yes "$STATIC_RARP"; then
if [ ! -e /proc/net/rarp ]; then
- _modprobe single -k rarp
+ _modprobe single rarp
fi
if [ -r /etc/ethers -a -x /sbin/rarp ]; then
run_cmd "Setting static RARP entries" /sbin/rarp -f /etc/ethers
fi
}
-vlan_setup()
-{
- if [ -x /sbin/vconfig -a -e /proc/net/vlan/config ] && $(echo $DEVICE | grep -q ^eth); then
- /sbin/vconfig set_name_type DEV_PLUS_VID_NO_PAD 2>&1 > /dev/null
- ETH_VLANS="yes"
- else
- ETH_VLANS="no"
- fi
-}
-
# Set up all IP && IP parameter variables
setup_ip_param ()
{
# detect network device type (ie. dummy, eth for dummy0, eth0 ..)
if [ -z "$DEVICETYPE" ]; then
- DEVICETYPE=$(echo $DEVICE | awk ' { gsub(/[0-9]*\.?[0-9]*$/,NUL); print $0 } ')
+ DEVICETYPE=$(echo $DEVICE | awk ' { gsub(/[\.:]?[0-9]*[\.:]?[0-9]*$/,NUL); print $0 } ')
fi
# Setup DEVICETYPE for special cases.
- if (echo ${DEVICE} | LC_ALL=C egrep -q '^[a-z0-9]+\.[0-9]+$'); then
+ if echo ${DEVICE} | LC_ALL=C grep -qE '^[a-z0-9]+\.[0-9]+$'; then
DEVICETYPE=vlan
fi
# real name of device (ie. is eth0 for eth0,eth0:1,eth0:alias)
+ SUBDEVICE=$(echo "$DEVICE" | grep -E "([0-9]+:[0-9]+)")
DEVICE=$(echo $DEVICE | awk ' { gsub(/:.*$/,NUL); print $0 } ')
eval IP4ADDR="\$IPADDR${IP4_PRIM_IF:-}"
- if echo "${IP4ADDR}" | grep -q ":" ; then
+ # check if ipaddr doesn't contain network length -- use $NETMASK then
+ if [[ "$IP4ADDR" != */* ]] && [ "$NETMASK" ]; then
+ IP4ADDR=$IP4ADDR/$(calcprefix $NETMASK)
+ fi
+
+ # check if we have ipv6 or ipv4 address
+ if [[ "${IP4ADDR}" = *:* ]]; then
IP6ADDR=${IP4ADDR}
IP4ADDR=""
else
eval IP4ADDROPT="\$IP_AOPTS${IP4_PRIM_IF:-}"
eval IP4ROUTEOPT="\$IP_ROPTS${IP4_PRIM_IF:-}"
fi
- if [ -n "${IP6_PRIM_IF}" ] ; then
+ if [ "${IP6_PRIM_IF}" ]; then
eval IP6ADDR="\$IPADDR${IP6_PRIM_IF:-}"
eval IP6ADDROPT="\$IPV6_AOPTS${IP6_PRIM_IF:-}"
+ eval IP6ADDRLABEL="\$IP_LABEL${IP6_PRIM_IF:-}"
fi
- if [ -n "${IP4_SRC_IF}" ] ; then
+ if [ "${IP4_SRC_IF}" ]; then
eval IP4SRCADDR="\$IPADDR${IP4_SRC_IF}"
IP4SRCADDR=$(echo ${IP4SRCADDR} | awk ' { gsub(/\/.*/,NIL); print "src " $0; } ')
fi
- if [ -n "${IP6_SRC_IF}" ] ; then
- eval IP6SRCADDR="\$IPADDR${IP6_SRC_IF}"
- IP6SRCADDR=$(echo ${IP6SRCADDR} | awk ' { gsub(/\/.*/,NIL); print "src " $0; } ')
- fi
# new rc-scripts 0.4.x option
if [ -z "$HANDLING" ]; then
fi
# ARP ready devices
- if [ -n "$ARP" ] ; then
+ if [ "$ARP" ]; then
if is_yes "$ARP"; then
ARP="arp on"
else
check_device_down ()
{
- if (ip link show dev ${DEVICE} 2> /dev/null | grep -q UP); then
+ if LC_ALL=C ip link show dev ${DEVICE} 2> /dev/null | grep -q UP; then
return 1
else
return 0
if is_yes "$IPV4_NETWORKING"; then
if [ -z "${GATEWAYDEV}" -o "${GATEWAYDEV}" = "${DEVICE}" ]; then
# set up default gateway
- if [ -n "${GATEWAY}" ]; then
+ if [ "${GATEWAY}" ]; then
ip -4 route add default via ${GATEWAY} dev ${DEVICE} ${IP4SRCADDR} onlink 2>/dev/null
if [ $? = 0 ]; then
DEFGW=${GATEWAY}
if is_yes "$IPV6_NETWORKING"; then
if [ -z "${GATEWAY6DEV}" -o "${GATEWAY6DEV}" = "${DEVICE}" ]; then
# set up default gateway
- if [ -n "${GATEWAY6}" ]; then
+ if [ "${GATEWAY6}" ]; then
ip -6 route add default via ${GATEWAY6} dev ${DEVICE} ${IP6SRCADDR} onlink
DEFGW6=${GATEWAY6}
elif [ "${GATEWAY6DEV}" = "${DEVICE}" ]; then
fi
if [ -z "${IPV6_GLOBALROUTEDEV}" -o "${IPV6_GLOBALROUTEDEV}" = "${DEVICE}" ]; then
# set up default route
- if [ -n "${IPV6_GLOBALROUTEGW}" ]; then
+ if [ "${IPV6_GLOBALROUTEGW}" ]; then
ip -6 route add 2000::/3 via ${IPV6_GLOBALROUTEGW} dev ${DEVICE} ${IP6SRCADDR} onlink
elif [ "${IPV6_GLOBALROUTEDEV}" = "${DEVICE}" ]; then
ip -6 route add 2000::/3 dev ${DEVICE} ${IP6SRCADDR}
#
setup_routes()
{
- typeset args
+ local args
if [ -f /etc/sysconfig/static-routes ]; then
- if [ "$1" = "on" -o "$1" = "yes" ] ; then
- egrep "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes | while read device args; do
+ if [ "$1" = "on" -o "$1" = "yes" ]; then
+ grep -E "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes | while read device args; do
/sbin/ip route add $args
done
else
- egrep "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes | while read device args; do
+ grep -E "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes | while read device args; do
/sbin/ip route del $args 2>/dev/null
done
fi
fi
+ is_no "$IPV6_NETWORKING" && return
+ if [ -f /etc/sysconfig/static-routes6 ]; then
+ if [ "$1" = "on" -o "$1" = "yes" ]; then
+ grep -E "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes6 | while read device args; do
+ /sbin/ip -6 route add $args
+ done
+ else
+ grep -E "^(none|any)[[:blank:]]" /etc/sysconfig/static-routes6 | while read device args; do
+ /sbin/ip -6 route del $args 2>/dev/null
+ done
+ fi
+ fi
}
# Add ONLY IPv4 address (IPv6 address is added automaticly)
ip addr add 127.0.0.1/8 dev lo
fi
ip link set dev lo up
+ grep -E "^(lo|any)[[:blank:]]" /etc/sysconfig/static-routes | while read device args; do
+ if [[ "$args" = *:* ]]; then
+ is_no "$IPV6_NETWORKING" && continue
+ else
+ is_no "$IPV4_NETWORKING" && continue
+ fi
+ /sbin/ip route add $args dev lo
+ done
+ is_no "$IPV6_NETWORKING" && return
+ grep -E "^(lo|any)[[:blank:]]" /etc/sysconfig/static-routes6 | while read device args; do
+ /sbin/ip -6 route add $args dev lo
+ done
}
set_down_loopback()
{
- ip addr flush dev lo 2>&1 | grep -v "Nothing to flush"
+ LC_ALL=C ip addr flush dev lo 2>&1 | grep -v "Nothing to flush"
ip link set dev lo down
}
modprobe_net()
{
- if is_yes "$IPV6_NETWORKING" && is_module "ipv6"; then
- _modprobe single -k ipv6
+ if is_yes "$IPV6_NETWORKING"; then
+ if is_module "ipv6"; then
+ _modprobe single ipv6
+ fi
+ elif [ -d /proc/sys/net/ipv6 ]; then
+ sysctl -w net.ipv6.conf.all.disable_ipv6=1
fi
if is_yes "$IPX" && is_module "ipx"; then
- _modprobe single -k ipx
+ _modprobe single ipx
fi
}
# calculate network prefix from given network mask
calcprefix()
{
- typeset old_IFS netmask prefix endp
+ local old_IFS netmask prefix endp
old_IFS=$IFS
IFS='.'
prefix=0
endp=0
- for n in $netmask ; do
- for i in 128 64 32 16 8 4 2 1 ; do
+ for n in $netmask; do
+ for i in 128 64 32 16 8 4 2 1; do
if [ $(($n & $i)) -ne 0 ]; then
if [ $endp -eq 0 ]; then
prefix=$(($prefix + 1))
# (c) 1999 Grzegorz Stanislawski <stangrze@open.net.pl>
calcnetmask()
{
- typeset prefix a MASK
+ local prefix a MASK
MASK=""
- if [ -n "${1##[0-9]*}" ]; then
+ if [ "${1##[0-9]*}" ]; then
prefix=32
else
- typeset -i prefix=$1
+ prefix=$1
fi
for i in 1 2 3 4; do
case $prefix in
- 7) a=254 ;;
- 6) a=252 ;;
- 5) a=248 ;;
- 4) a=240 ;;
- 3) a=224 ;;
- 2) a=192 ;;
- 1) a=128 ;;
+ 7) a=254;;
+ 6) a=252;;
+ 5) a=248;;
+ 4) a=240;;
+ 3) a=224;;
+ 2) a=192;;
+ 1) a=128;;
*)
[ $prefix -ge 8 ] && a=255
[ $prefix -le 0 ] && a=0
# Retrievies PPPD PID and real interface name from /var/run/ppp-*.pid
get_ppp_device_and_pid ()
{
- if [ -f "/var/run/ppp-$DEVNAME.pid" ] ; then
+ if [ -f "/var/run/ppp-$DEVNAME.pid" ]; then
eval $(
{
- read PID ; echo "PID='$PID'"
- read REALDEVICE ; echo "REALDEVICE=$REALDEVICE"
+ read PID; echo "PID='$PID'"
+ read REALDEVICE; echo "REALDEVICE=$REALDEVICE"
} < "/var/run/ppp-$DEVNAME.pid")
fi
- if [ -z "$REALDEVICE" ] ; then
+ if [ -z "$REALDEVICE" ]; then
REALDEVICE=$DEVICE
fi
}
# Olgierd Pieczul <wojrus@pld-linux.org>
setup_ip_rules ()
{
- typeset args prio from src
+ local args prio from src
- if [ -f /etc/sysconfig/static-routes ] ; then
+ if [ -f /etc/sysconfig/static-routes ]; then
if is_yes "$1"; then
- egrep "^(from|to|iif|tos|fwmark|dev|pref|priority|prio)[[:blank:]]" /etc/sysconfig/static-routes | while read args; do
+ grep -E "^(from|to|iif|tos|fwmark|dev|pref|priority|prio)[[:blank:]]" /etc/sysconfig/static-routes | while read args; do
/sbin/ip rule add $args
done
elif is_no "$1"; then
- /sbin/ip rule show | egrep -v -e "from all lookup (main|default|local) \$" -e " map-to " | while read prio from src args; do
- [ "$src" == "all" ] && ip rule delete $args || ip rule delete $from $src $args
+ LC_ALL=C /sbin/ip rule show | grep -vE -e "from all lookup (main|default|local) \$" -e " map-to " | while read prio from src args; do
+ [ "$src" = "all" ] && /sbin/ip rule delete $args || /sbin/ip rule delete $from $src $args
+ done
+ fi
+ fi
+ is_no "$IPV6_NETWORKING" && return
+ if [ -f /etc/sysconfig/static-routes6 ]; then
+ if is_yes "$1"; then
+ grep -E "^(from|to|iif|tos|fwmark|dev|pref|priority|prio)[[:blank:]]" /etc/sysconfig/static-routes6 | while read args; do
+ /sbin/ip -6 rule add $args
+ done
+ elif is_no "$1"; then
+ LC_ALL=C /sbin/ip -6 rule show | grep -vE -e "from all lookup (main|default|local) \$" -e " map-to " | while read prio from src args; do
+ [ "$src" = "all" ] && /sbin/ip -6 rule delete $args || /sbin/ip -6 rule delete $from $src $args
done
fi
fi
return 1
}
-wireless_param ()
+wireless_param()
{
device="$1"
if [ "$2" = "br" ]; then
prefix=""
fi
- if [ -z "$(eval echo \$${prefix}WLAN_NICKNAME)" ]; then
- WLAN_NICKNAME="$(hostname -f 2>/dev/null || hostname 2>/dev/null || echo localhost)"
- else
- WLAN_NICKNAME="$(eval echo \$${prefix}WLAN_NICKNAME)"
- fi
+ local val wlan_mode
# wlan mode needs to be first
- [ -n "$(eval echo \$${prefix}WLAN_MODE)" ] && \
- iwconfig ${device} mode "$(eval echo \$${prefix}WLAN_MODE)"
- iwconfig ${device} nick ${WLAN_NICKNAME}
- [ -n "$(eval echo \$${prefix}WLAN_NWID)" ] && \
- iwconfig ${device} nwid "$(eval echo \$${prefix}WLAN_NWID)"
- if [ -n "$(eval echo \$${prefix}WLAN_FREQ)" -a "$(eval echo \$${prefix}${WLAN_MODE})" != "Managed" ] ; then
- iwconfig ${device} freq "$(eval echo \$${prefix}WLAN_FREQ)"
- elif [ -n "$(eval echo \$${prefix}WLAN_CHANNEL)" -a "$(eval echo \$${prefix}${WLAN_MODE})" != "Managed" ]; then
- iwconfig ${device} channel "$(eval echo \$${prefix}WLAN_CHANNEL)"
- fi
- [ -n "$(eval echo \$${prefix}WLAN_SENS)" ] && \
- iwconfig ${device} sens "$(eval echo \$${prefix}WLAN_SENS)"
- [ -n "$(eval echo \$${prefix}WLAN_AP)" ] && \
- iwconfig ${device} ap "$(eval echo \$${prefix}WLAN_AP)"
- [ -n "$(eval echo \$${prefix}WLAN_BITRATE)" ] && \
- iwconfig ${device} rate "$(eval echo \$${prefix}WLAN_BITRATE)"
- [ -n "$(eval echo \$${prefix}WLAN_RTS_THRESHOLD)" ] && \
- iwconfig ${device} rts "$(eval echo \$${prefix}WLAN_RTS_THRESHOLD)"
- [ -n "$(eval echo \$${prefix}WLAN_FRAGMENTATION_THRESHOLD)" ] && \
- iwconfig ${device} frag "$(eval echo \$${prefix}WLAN_FRAGMENTATION_THRESHOLD)"
- if [ -n "$(eval echo \$${prefix}WLAN_KEY)" ]; then
- iwconfig ${device} key "$(eval echo \$${prefix}WLAN_KEY)"
- [ -n "$(eval echo \$${prefix}WLAN_ENCRYPTION)" ] && \
- iwconfig ${device} key "$(eval echo \$${prefix}WLAN_ENCRYPTION)"
- fi
- if is_no "$(eval echo \$${prefix}WLAN_ENCRYPTION)"; then
+ wlan_mode="$(eval echo \$${prefix}WLAN_MODE)" && [ "$wlan_mode" ] && \
+ iwconfig ${device} mode "$wlan_mode"
+
+ val="$(eval echo \$${prefix}WLAN_NICKNAME)" && [ "$val" ] && \
+ iwconfig ${device} nick "$val"
+
+ val="$(eval echo \$${prefix}WLAN_NWID)" && [ "$val" ] && \
+ iwconfig ${device} nwid "$val"
+
+ if [ "$wlan_mode" != "Managed" -a "$wlan_mode" != "managed" ]; then
+ if val="$(eval echo \$${prefix}WLAN_FREQ)" && [ "$val" ]; then
+ iwconfig ${device} freq "$val"
+ elif val="$(eval echo \$${prefix}WLAN_CHANNEL)" && [ "$val" ]; then
+ iwconfig ${device} channel "$val"
+ fi
+ fi
+
+ val="$(eval echo \$${prefix}WLAN_SENS)" && [ "$val" ] && \
+ iwconfig ${device} sens "$val"
+ val="$(eval echo \$${prefix}WLAN_AP)" && [ "$val" ] && \
+ iwconfig ${device} ap "$val"
+ val="$(eval echo \$${prefix}WLAN_BITRATE)" && [ "$val" ] && \
+ iwconfig ${device} rate "$val"
+ val="$(eval echo \$${prefix}WLAN_RTS_THRESHOLD)" && [ "$val" ] && \
+ iwconfig ${device} rts "$val"
+ val="$(eval echo \$${prefix}WLAN_FRAGMENTATION_THRESHOLD)" && [ "$val" ] && \
+ iwconfig ${device} frag "$val"
+
+ local wlan_encryption="$(eval echo \$${prefix}WLAN_ENCRYPTION)"
+ local wlan_key="$(eval echo \$${prefix}WLAN_KEY)"
+ # TODO: well, actually shouldn't set WLAN_KEY if other keys than current are set
+ if [ "$wlan_key" ]; then
+ # wlan key can contain index of key to set
+ # to set other than current keys suffix with 1-4:
+ local idx
+ for idx in 1 2 3 4; do
+ val="$(eval echo \$${prefix}WLAN_KEY_$idx)"
+ [ "$val" ] || continue
+ iwconfig ${device} key "[$idx]" "$val"
+ done
+ if val="$(eval echo \$${prefix}WLAN_KEY_CURRENT)" && [ "$val" ]; then
+ iwconfig ${device} key "[$val]"
+ else
+ iwconfig ${device} key "$wlan_key"
+ fi
+
+ [ "$wlan_encryption" ] && iwconfig ${device} key "$wlan_encryption"
+ fi
+
+ if is_no "$wlan_encryption"; then
iwconfig ${device} key off
fi
- [ -n "$(eval echo \$${prefix}WLAN_POWER)" ] && \
- iwconfig ${device} power "$(eval echo \$${prefix}WLAN_POWER)"
- [ -n "$(eval echo \$${prefix}WLAN_TXPOWER)" ] && \
- iwconfig ${device} txpower "$(eval echo \$${prefix}WLAN_TXPOWER)"
- [ -n "$(eval echo \$${prefix}WLAN_RETRY)" ] && \
- iwconfig ${device} retry "$(eval echo \$${prefix}WLAN_RETRY)"
- [ -n "$(eval echo \$${prefix}WLAN_NWID)" ] && iwconfig ${device} \
- nwid "$(eval echo \$${prefix}WLAN_NWID)"
+ val="$(eval echo \$${prefix}WLAN_POWER)" && [ "$val" ] && \
+ iwconfig ${device} power "$val"
+ val="$(eval echo \$${prefix}WLAN_TXPOWER)" && [ "$val" ] && \
+ iwconfig ${device} txpower "$val"
+ val="$(eval echo \$${prefix}WLAN_RETRY)" && [ "$val" ] && \
+ iwconfig ${device} retry "$val"
# essid should be last due to network rescanning by wlan devices
- [ -n "$(eval echo \$${prefix}WLAN_ESSID)" ] && iwconfig ${device} \
- essid "$(eval echo \$${prefix}WLAN_ESSID)"
+ val="$(eval echo \$${prefix}WLAN_ESSID)" && [ "$val" ] && \
+ iwconfig ${device} essid "$val"
if is_yes "$(eval echo \$${prefix}WLAN_COMMIT)"; then
iwconfig ${device} commit
fi
}
+# returns
+# 0 - no link
+# 1 - link ok
+# 2 - unsupported, unknown return
check_mii_tool ()
{
[ -x /sbin/mii-tool ] || return 2
- output=$(LC_ALL=C mii-tool $1 2>&1)
- echo $output | LC_ALL=C grep -q "link ok" && return 1
- echo $output | LC_ALL=C grep -q "no link" && return 0 || return 2
+ local output=$(LC_ALL=C mii-tool $1 2>&1)
+ echo $output | grep -q "link ok" && return 1
+ echo $output | grep -q "no link" && return 0
+ return 2
}
+# returns
+# 0 - link off
+# 1 - link on
+# 2 - unsupported, unknown return
check_ethtool ()
{
[ -x /sbin/ethtool ] || return 2
- output=$(LC_ALL=C ethtool $1 2>&1)
- echo $output | LC_ALL=C grep -q "Link detected: yes" && return 1
- echo $output | LC_ALL=C grep -q "Link detected: no" && return 0 || return 2
+ local output=$(LC_ALL=C ethtool $1 2>&1)
+ echo $output | grep -q "Link detected: yes" && return 1
+ echo $output | grep -q "Link detected: no" && return 0
+ return 2
}
+# returns
+# 0 - radio off
+# 1 - radio on
+# 2 - unsupported
check_iwconfig ()
{
+ local output
+ # rfkill state (are there devices with multiple rfkill buttons?)
+ output=$(cat /sys/class/net/${1}/device/rfkill*/state 2> /dev/null)
+ # 1 is rfkill not active
+ [ "$output" = "1" ] && return 1
+ [ "$output" = "0" -o "$output" = "2" ] && return 0
[ -x /sbin/iwconfig ] || return 2
- output=$(LC_ALL=C iwconfig $1 2>&1)
- echo $output | LC_ALL=C grep -q "radio off" && return 0 || return 2
+ output=$(LC_ALL=C iwconfig "$1" 2>&1)
+ # "radio off" is ipwxxx only "feature" (and there is no "radio on")
+ echo "$output" | grep -q "radio off" && return 0
+ # XXX: need more generic checks for wifi
+ return 2
}
+# returns
+# 0 - link down
+# 1 - link up
+# 2 - unknown/unsupported
check_link_down ()
{
- if [ -x /sbin/mii-tool -o -x /sbin/ethtool -o -x /sbin/iwconfig ]; then
- if ! LC_ALL=C ip link show dev $1 2>/dev/null| grep -q UP ; then
- ip link set dev $1 up >/dev/null 2>&1
- timeout=0
- while [ $timeout -le 10 ]; do
- check_mii_tool $1
- m=$?
- check_ethtool $1
- e=$?
- check_iwconfig $1
- i=$?
- if [ $m -eq 1 ] || [ $e -eq 1 ] ; then
- return 1
- fi
- if [ $m -eq 2 ] && [ $e -eq 2 ] && [ $i -eq 2 ]; then
- return 1
- fi
- usleep 500000
- timeout=$((timeout+1))
- done
- return 0
+ local e i m timeout device max_timeout
+ device="$1"
+ max_timeout="$2"
+
+ if [ ! -x /sbin/mii-tool -a ! -x /sbin/ethtool -a ! -x /sbin/iwconfig ]; then
+ return 2
+ fi
+
+ [ -z "$max_timeout" ] && max_timeout=6
+
+ if ! LC_ALL=C ip link show dev $device 2>/dev/null | grep -q UP; then
+ ip link set dev $device up >/dev/null 2>&1
+ fi
+ timeout=0
+ while [ $timeout -le $max_timeout ]; do
+ check_ethtool $device
+ e=$?
+ check_iwconfig $device
+ i=$?
+ # trust ethtool and iwconfig
+ if [ $i -eq 1 ] || [ $e -eq 1 ]; then
+ return 1
+ fi
+ # use mii check only if all other check are unsupported
+ # (mii check lies too often)
+ check_mii_tool $device
+ m=$?
+ if [ $m -eq 1 ] && [ $i -eq 2 ] && [ $e -eq 2 ]; then
+ return 1
fi
+ usleep 500000
+ timeout=$((timeout+1))
+ done
+ # do not abort dhclient if all the checks are unsupported
+ if [ $m -eq 2 ] && [ $i -eq 2 ] && [ $e -eq 2 ]; then
+ return 2
fi
- return 1
+ return 0
}
-
-# This must be last line !
-# vi:syntax=sh
projects / projects / rc-scripts.git / blobdiff