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-rw-r--r--net/bridge.sh190
1 files changed, 0 insertions, 190 deletions
diff --git a/net/bridge.sh b/net/bridge.sh
deleted file mode 100644
index 60d3eebc..00000000
--- a/net/bridge.sh
+++ /dev/null
@@ -1,190 +0,0 @@
-# Copyright (c) 2007-2008 Roy Marples <roy@marples.name>
-# Released under the 2-clause BSD license.
-
-bridge_depend()
-{
- before interface macnet
- program brctl
-}
-
-_config_vars="$_config_vars bridge bridge_add brctl"
-
-_is_bridge()
-{
- [ -d /sys/class/net/"${1:-${IFACE}}"/bridge ]
- return $?
-}
-
-_is_bridge_port()
-{
- [ -d /sys/class/net/"${1:-${IFACE}}"/brport ]
- return $?
-}
-
-_bridge_ports()
-{
- for x in /sys/class/net/"${1:-${IFACE}}"/brif/*; do
- n=${x##*/}
- echo $n
- done
-}
-
-bridge_pre_start()
-{
- local brif= oiface="${IFACE}" e= x=
- # ports is for static add
- local ports="$(_get_array "bridge_${IFVAR}")"
- # old config options
- local opts="$(_get_array "brctl_${IFVAR}")"
- # brif is used for dynamic add
- eval brif=\$bridge_add_${IFVAR}
-
- # we need a way to if the bridge exists in a variable name, not just the
- # contents of a variable. Eg if somebody has only bridge_add_eth0='br0',
- # with no other lines mentioning br0.
- eval bridge_unset=\${bridge_${IFVAR}-y\}
- eval brctl_unset=\${brctl_${IFVAR}-y\}
-
- if [ -z "${brif}" -a "${brctl_unset}" = 'y' ]; then
- if [ -z "${ports}" -a "${bridge_unset}" = "y" ]; then
- #eerror "Misconfigured static bridge detected (see net.example)"
- return 0
- fi
- fi
-
- # If the bridge was already up, we should clear it
- [ "${bridge_unset}" != "y" ] && bridge_post_stop
-
- (
- # Normalize order of variables
- if [ -z "${ports}" -a -n "${brif}" ]; then
- # Dynamic mode detected
- ports="${IFACE}"
- IFACE="${brif}"
- IFVAR=$(shell_var "${IFACE}")
- else
- # Static mode detected
- ports="${ports}"
- metric=1000
- fi
-
- if ! _is_bridge ; then
- ebegin "Creating bridge ${IFACE}"
- if ! brctl addbr "${IFACE}"; then
- eend 1
- return 1
- fi
- fi
-
- # TODO: does this reset the bridge every time we add a interface to the
- # bridge? We should probably NOT do that.
-
- # Old configuration set mechanism
- # Only a very limited subset of the options are available in the old
- # configuration method. The sysfs interface is in the next block instead.
- local IFS="$__IFS"
- for x in ${opts}; do
- unset IFS
- set -- ${x}
- x=$1
- shift
- set -- "${x}" "${IFACE}" "$@"
- brctl "$@"
- done
- unset IFS
-
- # New configuration set mechanism, matches bonding
- for x in /sys/class/net/"${IFACE}"/bridge/*; do
- [ -f "${x}" ] || continue
- n=${x##*/}
- eval s=\$${n}_${IFVAR}
- if [ -n "${s}" ]; then
- einfo "Setting ${n}: ${s}"
- echo "${s}" >"${x}" || \
- eerror "Failed to configure $n (${n}_${IFVAR})"
- fi
- done
-
- if [ -n "${ports}" ]; then
- einfo "Adding ports to ${IFACE}"
- eindent
-
- local BR_IFACE="${IFACE}"
- for x in ${ports}; do
- ebegin "${x}"
- local IFACE="${x}"
- local IFVAR=$(shell_var "${IFACE}")
- if ! _exists "${IFACE}" ; then
- eerror "Cannot add non-existent interface ${IFACE} to ${BR_IFACE}"
- return 1
- fi
- # The interface is known to exist now
- _up
- if ! brctl addif "${BR_IFACE}" "${x}"; then
- eend 1
- return 1
- fi
- # Per-interface bridge settings
- for x in /sys/class/net/"${IFACE}"/brport/*; do
- [ -f "${x}" ] || continue
- n=${x##*/}
- eval s=\$${n}_${IFVAR}
- if [ -n "${s}" ]; then
- einfo "Setting ${n}@${IFACE}: ${s}"
- echo "${s}" >"${x}" || \
- eerror "Failed to configure $n (${n}_${IFVAR})"
- fi
- done
- eend 0
- done
- eoutdent
- fi
- ) || return 1
-
- # Bring up the bridge
- _set_flag promisc
- _up
-}
-
-bridge_post_stop()
-{
- local port= ports= delete=false extra=
-
- if _is_bridge "${IFACE}"; then
- ebegin "Destroying bridge ${IFACE}"
- _down
- for x in /sys/class/net/"${IFACE}"/brif/*; do
- [ -s $x ] || continue
- n=${x##*/}
- ports="${ports} ${n}"
- done
- delete=true
- iface=${IFACE}
- eindent
- else
- # We are taking down an interface that is part of a bridge maybe
- ports="${IFACE}"
- local brport_dir="/sys/class/net/${IFACE}/brport"
- [ -d ${brport_dir} ] || return 0
- iface=$(readlink ${brport_dir}/bridge)
- iface=${iface##*/}
- [ -z "${iface}" ] && return 0
- extra=" from ${iface}"
- fi
-
- for port in ${ports}; do
- ebegin "Removing port ${port}${extra}"
- local IFACE="${port}"
- _set_flag -promisc
- brctl delif "${iface}" "${port}"
- eend $?
- done
-
- if ${delete}; then
- eoutdent
- brctl delbr "${iface}"
- eend $?
- fi
-
- return 0
-}