diff options
Diffstat (limited to 'net/iproute2.sh')
| -rw-r--r-- | net/iproute2.sh | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/net/iproute2.sh b/net/iproute2.sh deleted file mode 100644 index 3bab7b7..0000000 --- a/net/iproute2.sh +++ /dev/null @@ -1,404 +0,0 @@ -# Copyright (c) 2007-2008 Roy Marples <roy@marples.name> -# Released under the 2-clause BSD license. - -iproute2_depend() -{ - program ip - provide interface - after ifconfig -} - -_up() -{ - ip link set dev "${IFACE}" up -} - -_down() -{ - ip link set dev "${IFACE}" down -} - -_exists() -{ - [ -e /sys/class/net/"$IFACE" ] -} - -_ifindex() -{ - local index=-1 - local f v - if [ -e /sys/class/net/"${IFACE}"/ifindex ]; then - index=$(cat /sys/class/net/"${IFACE}"/ifindex) - else - for f in /sys/class/net/*/ifindex ; do - v=$(cat $f) - [ $v -gt $index ] && index=$v - done - : $(( index += 1 )) - fi - echo "${index}" - return 0 -} - -_is_wireless() -{ - # Support new sysfs layout - [ -d /sys/class/net/"${IFACE}"/wireless -o \ - -d /sys/class/net/"${IFACE}"/phy80211 ] && return 0 - - [ ! -e /proc/net/wireless ] && return 1 - grep -Eq "^[[:space:]]*${IFACE}:" /proc/net/wireless -} - -_set_flag() -{ - local flag=$1 opt="on" - if [ "${flag#-}" != "${flag}" ]; then - flag=${flag#-} - opt="off" - fi - ip link set dev "${IFACE}" "${flag}" "${opt}" -} - -_get_mac_address() -{ - local mac=$(LC_ALL=C ip link show "${IFACE}" | sed -n \ - -e 'y/abcdef/ABCDEF/' \ - -e '/link\// s/^.*\<\(..:..:..:..:..:..\)\>.*/\1/p') - - case "${mac}" in - 00:00:00:00:00:00);; - 44:44:44:44:44:44);; - FF:FF:FF:FF:FF:FF);; - "");; - *) echo "${mac}"; return 0;; - esac - - return 1 -} - -_set_mac_address() -{ - ip link set dev "${IFACE}" address "$1" -} - -_get_inet_addresses() -{ - LC_ALL=C ip -family inet addr show "${IFACE}" | \ - sed -n -e 's/.*inet \([^ ]*\).*/\1/p' -} - -_get_inet_address() -{ - set -- $(_get_inet_addresses) - [ $# = "0" ] && return 1 - echo "$1" -} - -_add_address() -{ - if [ "$1" = "127.0.0.1/8" -a "${IFACE}" = "lo" ]; then - ip addr add "$@" dev "${IFACE}" 2>/dev/null - return 0 - fi - local x - local address netmask broadcast peer anycast label scope - local valid_lft preferred_lft home nodad - local confflaglist - address="$1" ; shift - while [ -n "$*" ]; do - x=$1 ; shift - case "$x" in - netmask|ne*) - netmask="/$(_netmask2cidr "$1")" ; shift ;; - broadcast|brd|br*) - broadcast="$1" ; shift ;; - pointopoint|pointtopoint|peer|po*|pe*) - peer="$1" ; shift ;; - anycast|label|scope|valid_lft|preferred_lft|a*|l*|s*|v*|pr*) - case $x in - a*) x=anycast ;; - l*) x=label ;; - s*) x=scope ;; - v*) x=valid_lft ;; - pr*) x=preferred_lft ;; - esac - eval "$x=$1" ; shift ;; - home|nodad|h*|no*) - case $x in h*) x=home ;; n*) x=nodad ;; esac - # FIXME: If we need to reorder these, this will take more code - confflaglist="${confflaglist} $x" ; ;; - *) - ewarn "Unknown argument to config_$IFACE: $x" - esac - done - - # Always scope lo addresses as host unless specified otherwise - if [ "${IFACE}" = "lo" ]; then - [ -z "$scope" ] && scope="host" - fi - - # figure out the broadcast address if it is not specified - # This must NOT be set for IPv6 addresses - if [ "${address#*:}" = "${address}" ]; then - [ -z "$broadcast" ] && broadcast="+" - elif [ -n "$broadcast" ]; then - eerror "Broadcast keywords are not valid with IPv6 addresses" - return 1 - fi - - # This must appear on a single line, continuations cannot be used - set -- "${address}${netmask}" ${peer:+peer} ${peer} ${broadcast:+broadcast} ${broadcast} ${anycast:+anycast} ${anycast} ${label:+label} ${label} ${scope:+scope} ${scope} dev "${IFACE}" ${valid_lft:+valid_lft} $valid_lft ${preferred_lft:+preferred_lft} $preferred_lft $confflaglist - veinfo ip addr add "$@" - ip addr add "$@" -} - -_add_route() -{ - local family= - - if [ "$1" = "-A" -o "$1" = "-f" -o "$1" = "-family" ]; then - family="-f $2" - shift; shift - elif [ "$1" = "-4" ]; then - family="-f inet" - shift - elif [ "$1" = "-6" ]; then - family="-f inet6" - shift - fi - - if [ $# -eq 3 ]; then - set -- "$1" "$2" via "$3" - elif [ "$3" = "gw" ]; then - local one=$1 two=$2 - shift; shift; shift - set -- "${one}" "${two}" via "$@" - fi - - local cmd= have_metric=false - while [ -n "$1" ]; do - case "$1" in - metric) cmd="${cmd} $1"; have_metric=true;; - netmask) cmd="${cmd}/$(_netmask2cidr "$2")"; shift;; - -host|-net);; - *) cmd="${cmd} $1";; - esac - shift - done - - # We cannot use a metric if we're using a nexthop - if ! ${have_metric} && \ - [ -n "${metric}" -a \ - "${cmd##* nexthop }" = "$cmd" ] - then - cmd="${cmd} metric ${metric}" - fi - - veinfo ip ${family} route append ${cmd} dev "${IFACE}" - ip ${family} route append ${cmd} dev "${IFACE}" - eend $? -} - -_delete_addresses() -{ - ip addr flush dev "${IFACE}" scope global 2>/dev/null - ip addr flush dev "${IFACE}" scope site 2>/dev/null - if [ "${IFACE}" != "lo" ]; then - ip addr flush dev "${IFACE}" scope host 2>/dev/null - fi - return 0 -} - -_has_carrier() -{ - LC_ALL=C ip link show dev "${IFACE}" | grep -q "LOWER_UP" -} - -_tunnel() -{ - ip tunnel "$@" -} - -# This is just to trim whitespace, do not add any quoting! -_trim() { - echo $* -} - -# This is our interface to Routing Policy Database RPDB -# This allows for advanced routing tricks -_ip_rule_runner() { - local cmd rules OIFS="${IFS}" family - if [ "$1" = "-4" -o "$1" = "-6" ]; then - family="$1" - shift - else - family="-4" - fi - cmd="$1" - rules="$2" - veindent - local IFS="$__IFS" - for ru in $rules ; do - unset IFS - ruN="$(_trim "${ru}")" - [ -z "${ruN}" ] && continue - vebegin "${cmd} ${ruN}" - ip $family rule ${cmd} ${ru} - veend $? - local IFS="$__IFS" - done - IFS="${OIFS}" - veoutdent -} - -iproute2_pre_start() -{ - local tunnel= - eval tunnel=\$iptunnel_${IFVAR} - if [ -n "${tunnel}" ]; then - # Set our base metric to 1000 - metric=1000 - # Bug#347657: If the mode is 'ipip6' or 'ip6ip6', the -6 must be passed - # to iproute2 during tunnel creation. - local ipproto='' - [ "${tunnel##mode ipip6}" != "${tunnel}" ] && ipproto='-6' - [ "${tunnel##mode ip6ip6}" != "${tunnel}" ] && ipproto='-6' - - ebegin "Creating tunnel ${IFVAR}" - ip ${ipproto} tunnel add ${tunnel} name "${IFACE}" - eend $? || return 1 - _up - fi - - # MTU support - local mtu= - eval mtu=\$mtu_${IFVAR} - [ -n "${mtu}" ] && ip link set dev "${IFACE}" mtu "${mtu}" - - # TX Queue Length support - local len= - eval len=\$txqueuelen_${IFVAR} - [ -n "${len}" ] && ip link set dev "${IFACE}" txqueuelen "${len}" - - return 0 -} - -_iproute2_ipv6_tentative() -{ - # Only check tentative when we have a carrier. - _has_carrier || return 1 - LC_ALL=C ip addr show dev "${IFACE}" | \ - grep -q "^[[:space:]]*inet6 .* tentative" -} - -iproute2_post_start() -{ - local n=5 - - # Kernel may not have IP built in - if [ -e /proc/net/route ]; then - local rules="$(_get_array "rules_${IFVAR}")" - if [ -n "${rules}" ]; then - if ! ip -4 rule list | grep -q "^"; then - eerror "IP Policy Routing (CONFIG_IP_MULTIPLE_TABLES) needed for ip rule" - else - service_set_value "ip_rule" "${rules}" - einfo "Adding IPv4 RPDB rules" - _ip_rule_runner -4 add "${rules}" - fi - fi - ip -4 route flush table cache dev "${IFACE}" - fi - - # Kernel may not have IPv6 built in - if [ -e /proc/net/ipv6_route ]; then - local rules="$(_get_array "rules6_${IFVAR}")" - if [ -n "${rules}" ]; then - if ! ip -6 rule list | grep -q "^"; then - eerror "IPv6 Policy Routing (CONFIG_IPV6_MULTIPLE_TABLES) needed for ip rule" - else - service_set_value "ip6_rule" "${rules}" - einfo "Adding IPv6 RPDB rules" - _ip_rule_runner -6 add "${rules}" - fi - fi - ip -6 route flush table cache dev "${IFACE}" - fi - - if _iproute2_ipv6_tentative; then - ebegin "Waiting for IPv6 addresses" - while [ $n -ge 0 ]; do - _iproute2_ipv6_tentative || break - sleep 1 - : $(( n -= 1 )) - done - [ $n -ge 0 ] - eend $? - fi - - return 0 -} - -iproute2_post_stop() -{ - # Kernel may not have IP built in - if [ -e /proc/net/route ]; then - local rules="$(service_get_value "ip_rule")" - if [ -n "${rules}" ]; then - einfo "Removing IPv4 RPDB rules" - _ip_rule_runner -4 del "${rules}" - fi - - # Only do something if the interface actually exist - if _exists; then - ip -4 route flush table cache dev "${IFACE}" - fi - fi - - # Kernel may not have IPv6 built in - if [ -e /proc/net/ipv6_route ]; then - local rules="$(service_get_value "ip6_rule")" - if [ -n "${rules}" ]; then - einfo "Removing IPv6 RPDB rules" - _ip_rule_runner -6 del "${rules}" - fi - - # Only do something if the interface actually exist - if _exists; then - ip -6 route flush table cache dev "${IFACE}" - fi - fi - - # Don't delete sit0 as it's a special tunnel - if [ "${IFACE}" != "sit0" ]; then - if [ -n "$(ip tunnel show "${IFACE}" 2>/dev/null)" ]; then - ebegin "Destroying tunnel ${IFACE}" - ip tunnel del "${IFACE}" - eend $? - fi - fi -} - -# Is the interface administratively/operationally up? -# The 'UP' status in ifconfig/iproute2 is the administrative status -# Operational state is available in iproute2 output as 'state UP', or the -# operstate sysfs variable. -# 0: up -# 1: down -# 2: invalid arguments -is_admin_up() -{ - local iface="$1" - [ -z "$iface" ] && iface="$IFACE" - ip link show dev $iface | \ - sed -n '1,1{ /[<,]UP[,>]/{ q 0 }}; q 1; ' -} - -is_oper_up() -{ - local iface="$1" - [ -z "$iface" ] && iface="$IFACE" - read state </sys/class/net/"${iface}"/operstate - [ "x$state" = "up" ] -} |