ports/net/frr8/files/frr.in
2025-01-07 13:34:30 +01:00

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#!/bin/sh
# PROVIDE: frr dynamicrouting
# REQUIRE: netif routing
# KEYWORD: nojailvnet shutdown
# Add the following line to /etc/rc.conf to enable frr:
# frr_enable="YES"
# FRR's daemon management concept:
# - watchfrr is used to manage (start/monitor/restart) all frr deamons;
# - vtysh used to daemons boot startup configuration;
# There are a minimum of 3 daemons running: watchfrr, zebra
# Startup details with watchfrr enabled (default):
# 1. "service frr start" calls "service frr start watchfrr"
# 2. watchfrr once started calls "service frr restart all"
# 3. "restart all" need to loop the list of $frr_daemons to start each
# of then
# 4. vtysh -b is executed to load boot startup configuration
# Startup detail with watchfrr disabled (deprecated mode):
# 1. "service frr start" call "service frr start all" and need to loop $frr_daemons
# To select a limited set of daemons to run, use the frr_daemons.
# Order matters: keep zebra first
# Example to start only staticd and bgpd:
# frr_daemons="zebra staticd bgpd"
# You may also wish to use the following variables to fine-tune startup:
# To disable integrated configuration mode, to use one configuration file per
# daemons.
# This mode is deprecated and not compatible with watchfrr
# frr_vtysh_boot="NO"
# watchfrr_enable="NO"
# Global tuning
# frr_flags="--limit-fds 100000" (restricting fds for each daemons)
# frr_default_profile="datacenter" (default: traditional)
# Per daemon tuning may be done with daemon-name_flags
# zebra_flags="-P 0"
# bgpd_flags="-nrP 0" and so on
# If you want to give the routing daemons a chance to catchup before
# continuing, set frr_wait_for to a "default" or certain prefix.
# frr_wait_for="default"
# Set the time limit for the wait.
# frr_wait_seconds="90"
#
# If the frr daemons require additional shared libraries to start,
# use the following variable to run ldconfig(8) in advance:
# frr_extralibs_path="/usr/local/lib ..."
#
# This RC script was adapted from:
# - FRR's tools/frrinit.sh.in (starting watchfrr)
# - FRR's tools/frrcommon.sh.in (starting frr daemons)
# - FRR's tools/etc/frr/daemons (default daemon flags)
. /etc/rc.subr
name=frr
rcvar=${name}_enable
start_postcmd=start_postcmd
command_args="-d"
load_rc_config $name
: ${frr_enable:="NO"}
: ${frr_flags:="--limit-fds 100000"}
: ${watchfrr_enable:="YES"}
: ${frr_daemons:="zebra babeld bfdd bgpd eigrpd fabricd isisd ospfd ospf6d ripd ripngd staticd"}
: ${watchfrr_flags:="-r /usr/sbin/servicebBfrrbBrestartbB%s -s /usr/sbin/servicebBfrrbBstartbB%s -k /usr/sbin/servicebBfrrbBstopbB%s -b bB -t 30"}
: ${frr_default_profile:="traditional"}
: ${frr_vtysh_boot:="YES"}
: ${frr_wait_for:=""}
: ${frr_wait_seconds:="90"}
# Default daemons'flag restrict binding vty's to localhost
: ${zebra_flags:="-A 127.0.0.1"}
: ${babeld_flags:="-A 127.0.0.1"}
: ${bgpd_flags:="-A 127.0.0.1"}
: ${eigrpd_flags:="-A 127.0.0.1"}
: ${fabricd_flags:="-A 127.0.0.1"}
: ${isisd_flags:="-A 127.0.0.1"}
: ${ospfd_flags:="-A 127.0.0.1"}
: ${ospf6d_flags:="-A ::1"}
: ${ripd_flags:="-A 127.0.0.1"}
: ${ripngd_flags:="-A ::1"}
: ${staticd_flags:="-A 127.0.0.1"}
frr_flags="${frr_flags} -F ${frr_default_profile}"
start_postcmd() {
local waited_for
waited_for=0
# Wait only when last daemon has started.
if [ "${frr_daemons}" = "${frr_daemons% ${name}}" ]; then
return;
fi
if [ -n "${frr_wait_for}" ]; then
echo Waiting for ${frr_wait_for} route...
while [ ${waited_for} -lt ${frr_wait_seconds} ]; do
/sbin/route -n get ${frr_wait_for} >/dev/null 2>&1 && break;
waited_for=$((waited_for+1))
sleep 1;
done
[ ${waited_for} -lt ${frr_wait_seconds} ] || echo Giving up...
fi
}
do_cmd() {
# Entering here, global var dmn contains the daemon name
# $1 the daemon name (must be uniq and cannot be all)
local ret
local cmd
local dmn
ret=0
dmn=$1
if [ -n "${dmn}" ] && [ "${dmn}" != "all" ]; then
command=%%PREFIX%%/sbin/${dmn}
pidfile=/var/run/frr/${dmn}.pid
eval flags=\$\{${dmn}_flags:-\"\"\}
flags="${flags} ${frr_flags}"
if [ "${dmn}" = "watchfrr" ]; then
# watchfrr is expecting all daemon names as flags
flags="${flags} ${watchfrr_daemons}"
fi
name=${dmn}
_rc_restart_done=false
stop_postcmd="rm -f $pidfile"
run_rc_command "${frr_cmd}" || ret=1
else
echo "Bug in do_cmd(): called without argument or with all"
ret=1
fi
return ${ret}
}
vtysh_b () {
local ret
ret=0
if checkyesno frr_vtysh_boot; then
%%PREFIX%%/bin/vtysh -b || ret=1
fi
return ${ret}
}
loop_do_cmd() {
local ret
local daemon
ret=0
for daemon in ${frr_daemons}; do
do_cmd ${daemon} || ret=1
done
if ( [ ${frr_cmd} = "restart" ] || [ ${frr_cmd} = "start" ] ); then
vtysh_b || ret=1
fi
return ${ret}
}
frr_cmd=$1
# remove unsuported extra command
# Example: "service frr fast start" is replaced by "service frr start"
case "$1" in
force*)
frr_cmd=${frr_cmd#force}
;;
fast*)
frr_cmd=${frr_cmd#fast}
;;
esac
shift
# If daemon specified, replace the full list by its name
# or with watchfrr if not disabled
# Example: extract "bgpd" from a "service frr start bgpd"
if [ $# -ge 1 ]; then
if [ "$1" != "all" ]; then
frr_daemons=$1
fi
else
if checkyesno watchfrr_enable; then
watchfrr_daemons=${frr_daemons}
frr_daemons=watchfrr
fi
fi
case "${frr_cmd}" in
start|quietstart)
if checkyesno frr_enable; then
if [ -n "${frr_extralibs_path}" ]; then
/sbin/ldconfig -m ${frr_extralibs_path}
fi
if [ -x %%PREFIX%%/etc/rc.d/watchfrr ]; then
echo "WARNING: Old rc.d/watchfrr detected, this file must be deleted"
fi
if checkyesno frr_vtysh_boot; then
echo "Checking intergrated config..."
if ! [ -f %%ETCDIR%%/vtysh.conf ]; then
mkdir -p %%ETCDIR%%
echo "service integrated-vtysh-config" > %%ETCDIR%%/vtysh.conf
fi
if ! [ -f %%ETCDIR%%/frr.conf ]; then
echo "log syslog informational" > %%ETCDIR%%/frr.conf
fi
chown -R frr:frr %%ETCDIR%%
fi
loop_do_cmd
fi
;;
stop)
if checkyesno frr_enable; then
# watchfrr do not stop all daemons, so need to stop it first
# then continuing with all others daemons
if [ "${frr_daemons}" = "watchfrr" ]; then
loop_do_cmd
frr_daemons=${watchfrr_daemons}
fi
frr_daemons=$(reverse_list ${frr_daemons})
loop_do_cmd
fi
;;
restart)
if checkyesno frr_enable; then
# watchfrr calls "service frr restart all" at startup
# to start all services
frr_daemons=$(reverse_list ${frr_daemons})
frr_cmd=stop
loop_do_cmd
frr_daemons=$(reverse_list ${frr_daemons})
frr_cmd=start
loop_do_cmd
fi
;;
reload)
if ! [ -x %%PREFIX%%/sbin/frr-reload.py ]; then
echo "Please install frr-pythontools package. Required for reload"
exit 0
fi
%%PREFIX%%/sbin/frr-reload.py --reload --confdir %%ETCDIR%% --rundir /var/run/frr %%ETCDIR%%/frr.conf
;;
*)
loop_do_cmd
;;
esac