# Allowed modes of the spanning tree protocol.
STP_ALLOWED_MODES="rstp stp"
-function __rstpctl_bridge_get() {
- local bridge=${1}
- local param=${2}
-
- assert isset bridge
- assert isset param
-
- local key
- local val
- rstpctl dumpbridge ${bridge} | \
- while read bridge key val; do
- if [ "${key}" = "${param}" ]; then
- echo "${val}"
- return ${EXIT_OK}
- fi
- done
-
- return ${EXIT_ERROR}
-}
-
-function __rstpctl_port_get() {
- local bridge=${1}
- local port=${2}
- local param=${3}
-
- assert isset bridge
- assert isset port
- assert isset param
-
- local key
- local val
- rstpctl dumpports ${bridge} | \
- while read por key val; do
- if [ "${port}" = "${por}" -a "${key}" = "${param}" ]; then
- echo "${val}"
- return ${EXIT_OK}
- fi
- done
-
- return ${EXIT_ERROR}
-}
-
function stp_enable() {
local bridge=${1}
local mode=${2}
brctl stp ${bridge} off
}
+function stp_get_name() {
+ local proto=${1}
+
+ case "${proto}" in
+ stp)
+ echo "Spanning Tree Protocol"
+ ;;
+ rstp)
+ echo "Rapid Spanning Tree Protocol"
+ ;;
+ mstp)
+ echo "Multiple Spanning Tree Protocol"
+ ;;
+ esac
+
+ return ${EXIT_OK}
+}
+
function stp_bridge_set_protocol() {
local bridge=${1}
local mode=${2}
assert isset bridge
- local enabled=$(__device_get_file ${bridge} "bridge/stp_state")
- if ! enabled ${enabled}; then
- return ${EXIT_OK}
- fi
-
- local mode=$(__rstpctl_bridge_get ${bridge} protocol_version)
+ # Let's check what the kernel is telling us about it's STP state.
+ local state=$(__device_get_file ${bridge} "bridge/stp_state")
- case "${mode}" in
+ case "${state}" in
0)
+ # STP is disabled.
+ return ${EXIT_OK}
+ ;;
+ 1)
+ # Kernel mode STP is running.
echo "stp"
+ return ${EXIT_OK}
;;
2)
- echo "rstp"
+ # User-space STP is running.
;;
- # When rstpctl has an error, we assume that rstpd is not running and
- # return the slow mode.
- "")
- echo "stp"
+ *)
+ log ERROR "Kernel is running in an unknown STP state."
+ return ${EXIT_ERROR}
;;
esac
-}
-function stp_bridge_get_id() {
- local bridge=${1}
+ # We get here, when STP is running in user-space mode.
- assert isset bridge
+ # Get the current protocol version.
+ state=$(mstpctl showbridge ${bridge} | sed -n 's/ force protocol version.*\([0-9]\)/\1/p')
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "id"
- return ${EXIT_OK}
+ case "${state}" in
+ 1)
+ echo "stp"
;;
- stp)
- __device_get_file ${bridge} "bridge/bridge_id"
- return ${EXIT_OK}
+ 2)
+ echo "rstp"
;;
- esac
-
- return ${EXIT_ERROR}
-}
-
-function stp_bridge_get_forward_delay() {
- local bridge=${1}
-
- assert isset bridge
-
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "bridge_forward_delay"
- return ${EXIT_OK}
+ 3)
+ echo "mstp"
;;
- stp)
- __device_get_file ${bridge} "bridge/forward_delay"
- return ${EXIT_OK}
+ *)
+ log ERROR "Could not determine STP version: ${state}."
+ return ${EXIT_ERROR}
;;
esac
- return ${EXIT_ERROR}
+ return ${EXIT_OK}
}
-function stp_bridge_get_hello_time() {
+function stp_bridge_get_id() {
local bridge=${1}
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "bridge_hello_time"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/hello_time"
- return ${EXIT_OK}
- ;;
- esac
+ __device_get_file ${bridge} "bridge/bridge_id"
- return ${EXIT_ERROR}
+ return $?
}
-function stp_bridge_get_max_age() {
+function stp_bridge_get_forward_delay() {
local bridge=${1}
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "bridge_max_age"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/max_age"
- return ${EXIT_OK}
- ;;
- esac
+ mstpctl showbridge ${bridge} | sed -n "s/ forward delay \([0-9]*\).*/\1/p"
+}
- return ${EXIT_ERROR}
+function stp_bridge_set_forward_delay() {
+ : # XXX WANTED
}
function stp_bridge_get_designated_root() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- output=$(__rstpctl_bridge_get ${bridge} "designated_root")
- ;;
- stp)
- output=$(__device_get_file ${bridge} "bridge/root_id")
- ;;
- esac
+ local output=$(mstpctl showbridge ${bridge} | sed -n "s/ designated root \(.*\).*/\1/p")
if ! isset output; then
return ${EXIT_ERROR}
fi
- mac_format "${output:5:12}"
-
+ echo "${output,,}"
return ${EXIT_OK}
}
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "root_path_cost"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/root_path_cost"
- return ${EXIT_OK}
- ;;
- esac
-
- return ${EXIT_ERROR}
+ mstpctl showbridge ${bridge} | sed -n "s/ path cost\s*\([0-9]*\).*/\1/p"
}
function stp_bridge_get_root_port_id() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "root_port"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/root_port"
- return ${EXIT_OK}
- ;;
- esac
+ local root_port=$(mstpctl showbridge ${bridge} | sed -n "s/ root port\s*\([a-z0-9]*\).*/\1/p")
- return ${EXIT_ERROR}
+ # Return error, when there is no root port.
+ if [ "${root_port}" = "none" ]; then
+ return ${EXIT_ERROR}
+ fi
+
+ echo "${root_port}"
+ return ${EXIT_OK}
}
function stp_bridge_get_root_port() {
}
function stp_bridge_is_root() {
- local bridge=${1}
+ stp_bridge_get_root_port_id $@ >/dev/null
+ local ret=$?
- assert isset bridge
+ if [ ${ret} -eq ${EXIT_ERROR} ]; then
+ return ${EXIT_OK}
+ fi
- [ -n "$(stp_bridge_get_root_port ${bridge})" ]
+ return ${EXIT_ERROR}
}
function stp_bridge_get_priority() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- local output=$(__rstpctl_bridge_get ${bridge} "root_path_cost")
- dec "${output:0:4}"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/priority"
- return ${EXIT_OK}
- ;;
- esac
+ local id=$(stp_bridge_get_id ${bridge})
- return ${EXIT_ERROR}
+ dec "${id:0:4}"
}
function stp_bridge_get_topology_change_count() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "topology_change_count"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/topology_change"
- return ${EXIT_OK}
- ;;
- esac
-
- return ${EXIT_ERROR}
+ mstpctl showbridge ${bridge} | sed -n "s/ toplogy change count\s*\([0-9]*\)/\1/p"
}
function stp_bridge_get_topology_change_timer() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "time_since_topology_change"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "bridge/topology_change_timer"
- return ${EXIT_OK}
- ;;
- esac
-
- return ${EXIT_ERROR}
+ mstpctl showbridge ${bridge} | sed -n "s/ time since topology change\s*\([0-9]*\)/\1/p"
}
function stp_bridge_get_topology_change_detected() {
assert isset bridge
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_bridge_get ${bridge} "topology_change"
+ local change=$(mstpctl showbridge ${bridge} | sed -n "s/ topology change\s*\(.*\)/\1/p")
+
+ echo "${change}"
+ case "${change}" in
+ yes)
return ${EXIT_OK}
;;
- stp)
- __device_get_file ${bridge} "bridge/topology_change_detected"
- return ${EXIT_OK}
+ *)
+ return ${EXIT_ERROR}
;;
esac
-
- return ${EXIT_ERROR}
}
-# STP states
-STP_STATE[0]="disabled"
-STP_STATE[1]="listening"
-STP_STATE[2]="learning"
-STP_STATE[3]="forwarding"
-STP_STATE[4]="blocking"
-
function stp_port_get_state() {
local bridge=${1}
local port=${2}
- local output
assert isset bridge
assert isset port
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- output=$(__rstpctl_port_get ${bridge} ${port} "state")
- ;;
- stp)
- output=$(__device_get_file ${bridge} "brif/${port}/state")
-
- # Translate int to name
- output="${STP_STATE[${output}]}"
- ;;
- esac
-
- if ! isset output; then
- return ${EXIT_ERROR}
- fi
-
- echo "${output^^}"
+ local state=$(mstpctl showportdetail ${bridge} ${port} | sed -n "s/.*state\s*\([a-z]*\)/\1/p")
- return ${EXIT_OK}
+ echo "${state^^}"
}
function stp_port_get_id() {
assert isset bridge
assert isset port
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_port_get ${bridge} ${port} "id"
- return ${EXIT_OK}
- ;;
- stp)
- dec $(__device_get_file ${bridge} "brif/${port}/port_no")
- return ${EXIT_OK}
- ;;
- esac
+ local id=$(__device_get_file ${bridge} "brif/${port}/port_no")
- return ${EXIT_ERROR}
+ dec ${id}
+
+ return ${EXIT_OK}
}
function stp_port_get_cost() {
assert isset bridge
assert isset port
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- __rstpctl_port_get ${bridge} ${port} "path_cost"
- return ${EXIT_OK}
- ;;
- stp)
- __device_get_file ${bridge} "brif/${port}/path_cost"
- return ${EXIT_OK}
- ;;
- esac
+ mstpctl showportdetail ${bridge} ${port} | sed -n "s/ external port cost \([0-9]*\).*/\1/p"
return ${EXIT_ERROR}
}
assert isset bridge
assert isset port
- case "$(stp_bridge_get_protocol ${bridge})" in
- rstp)
- output=$(__rstpctl_port_get ${bridge} ${port} "designated_root")
- ;;
- stp)
- output=$(__device_get_file ${bridge} "brif/${port}/designated_root")
- ;;
- esac
+ output=$(mstpctl showportdetail ${bridge} ${port} | sed -n "s/ designated root\s*\(.*\)\s*dsgn.*/\1/p")
if [ -n "${output}" ]; then
- mac_format ${output:5:12}
+ echo "${output,,}"
return ${EXIT_OK}
fi
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