From e2bbf175a2184bd76f6c54ccf8456babeb1a46fc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 9 Apr 2024 15:16:35 +0200
Subject: Adding upstream version 9.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tools/frr.in | 612 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 612 insertions(+)
 create mode 100755 tools/frr.in

(limited to 'tools/frr.in')

diff --git a/tools/frr.in b/tools/frr.in
new file mode 100755
index 0000000..cd24a96
--- /dev/null
+++ b/tools/frr.in
@@ -0,0 +1,612 @@
+#!/bin/bash
+#
+### BEGIN INIT INFO
+# Provides: frr
+# Required-Start: $local_fs $network $remote_fs $syslog
+# Required-Stop: $local_fs $network $remote_fs $syslog
+# Default-Start:  2 3 4 5
+# Default-Stop: 0 1 6
+# Short-Description: start and stop the Frr routing suite
+# Description: Frr is a routing suite for IP routing protocols like
+#              BGP, OSPF, RIP and others. This script contols the main
+#              daemon "frr" as well as the individual protocol daemons.
+### END INIT INFO
+#
+
+PATH=/bin:/usr/bin:/sbin:/usr/sbin
+D_PATH="@CFG_SBIN@" # /usr/lib/frr
+C_PATH="@CFG_SYSCONF@" # /etc/frr
+V_PATH="@CFG_STATE@" # /var/run/frr
+B_PATH="@CFG_BIN@"
+VTYSH="@vtysh_bin@" # /usr/bin/vtysh
+FRR_USER="@enable_user@" # frr
+FRR_GROUP="@enable_group@" # frr
+FRR_VTY_GROUP="@enable_vty_group@" # frrvty
+FRR_CONFIG_MODE="@enable_configfile_mask@" # 0600
+FRR_DEFAULT_PROFILE="@DFLT_NAME@" # traditional / datacenter
+
+# Local Daemon selection may be done by using /etc/frr/daemons.
+# See /usr/share/doc/frr/README.Debian.gz for further information.
+# Keep zebra first and do not list watchfrr!
+DAEMONS="mgmtd zebra bgpd ripd ripngd ospfd ospf6d isisd babeld pimd pim6d ldpd nhrpd eigrpd sharpd pbrd staticd bfdd fabricd vrrpd pathd"
+MAX_INSTANCES=5
+RELOAD_SCRIPT="$D_PATH/frr-reload.py"
+
+if [ -e /lib/lsb/init-functions ]; then
+	. /lib/lsb/init-functions
+fi
+
+if [ -f $D_PATH/ssd ]; then
+	SSD=$D_PATH/ssd
+else
+	SSD=`which start-stop-daemon`
+fi
+
+# Print the name of the pidfile.
+pidfile()
+{
+	echo "$V_PATH/$1.pid"
+}
+
+# Print the name of the vtysh.
+vtyfile()
+{
+	echo "$V_PATH/$1.vty"
+}
+
+# Check if daemon is started by using the pidfile.
+started()
+{
+	[ ! -e `pidfile $1` ] && return 3
+	if [ -n "$2" ] && [ "$2" == "log" ]; then
+		status_of_proc -p `pidfile $1` $1 $1 && return 0 || return $?
+	else
+		kill -0 `cat \`pidfile $1\`` 2> /dev/null || return 1
+		return 0
+	fi
+}
+
+# Loads the config via vtysh -b if configured to do so.
+vtysh_b ()
+{
+	# Rember, that all variables have been incremented by 1 in convert_daemon_prios()
+	if [ "$vtysh_enable" = 2 -a -f $C_PATH/frr.conf ]; then
+		$VTYSH -b
+	fi
+}
+
+# Check if the daemon is activated and if its executable and config files
+# are in place.
+# params:       daemon name
+# returns:      0=ok, 1=error
+check_daemon()
+{
+	if [ $1 != "watchfrr" -a $1 != "vtysh_enable" ]; then
+		# check for daemon binary
+		if [ ! -x "$D_PATH/$1" ]; then return 1; fi
+	fi
+
+	# If the integrated config file is used the others are not checked.
+	if [ -r "$C_PATH/frr.conf" ]; then
+		return 0
+	fi
+
+	# vtysh_enable has no config file nor binary so skip check.
+	# (Not sure why vtysh_enable is in this list but does not hurt)
+	if [ $1 != "watchfrr" -a $1 != "vtysh_enable" ]; then
+		# check for config file
+		if [ -n "$2" ]; then
+			if [ ! -r "$C_PATH/$1-$2.conf" ]; then
+				install -g "$FRR_GROUP" -o "$FRR_USER" -m "$FRR_CONFIG_MODE" /dev/null "$C_PATH/$1-$2.conf"
+			fi
+		elif [ ! -r "$C_PATH/$1.conf" ]; then
+			install -g "$FRR_GROUP" -o "$FRR_USER" -m "$FRR_CONFIG_MODE" /dev/null "$C_PATH/$1.conf"
+		fi
+	fi
+	return 0
+}
+
+# Starts the server if it's not alrady running according to the pid file.
+# The Frr daemons creates the pidfile when starting.
+start()
+{
+	local dmn inst
+	dmn="$1"
+	inst="$2"
+
+	ulimit -n $MAX_FDS > /dev/null 2> /dev/null
+	if [ "$dmn" = "watchfrr" ]; then
+
+		# We may need to restart watchfrr if new daemons are added and/or
+		# removed
+		if started "$dmn" ; then
+			stop watchfrr
+		else
+			# Echo only once. watchfrr is printed in the stop above
+			echo -n " $dmn"
+		fi
+
+		eval "set - $watchfrr_options"
+		${SSD} \
+			--start \
+			--pidfile=`pidfile $dmn` \
+			--exec "$D_PATH/$dmn" \
+			-- \
+			"$@"
+
+	elif [ -n "$inst" ]; then
+		echo -n " $dmn-$inst"
+		if ! check_daemon $dmn $inst ; then
+			echo -n " (binary does not exist)"
+			return;
+		fi
+
+		${SSD} \
+			--start \
+			--pidfile=`pidfile $dmn-$inst` \
+			--exec "$D_PATH/$dmn" \
+			-- \
+			`eval echo "$""$dmn""_options"` $frr_global_options -n "$inst"
+	else
+		if ! check_daemon $dmn; then
+			echo -n " (binary does not exist)"
+			return;
+		fi
+
+		if [ "$valgrind_enable" = "yes" ]; then
+			${SSD} \
+				--start \
+				--pidfile=`pidfile $dmn` \
+				--exec "$valgrind" \
+				-- --trace-children=no --leak-check=full --log-file=/var/log/frr/$dmn-valgrind.log $D_PATH/$dmn \
+				`eval echo "$""$dmn""_options"` $frr_global_options
+		else
+			${SSD} \
+				--start \
+				--pidfile=`pidfile $dmn` \
+				--exec "$D_PATH/$dmn" \
+				-- \
+				`eval echo "$""$dmn""_options"` $frr_global_options
+		fi
+	fi
+
+	# Start the staticd automatically
+	if [ "$dmn" = "zebra" ]; then
+		echo -n "starting staticd since zebra is running"
+		if ! check_daemon staticd ; then
+			echo -n " (binary does not exist)"
+			return;
+		fi
+
+		${SSD} \
+			--start \
+			--pidfile=`pidfile staticd` \
+			--exec "$D_PATH/staticd" \
+			-- \
+			`eval echo "$"staticd"_options"` $frr_global_options
+	fi
+}
+
+# Stop the daemon given in the parameter, printing its name to the terminal.
+stop()
+{
+	local inst
+
+	if [ -n "$2" ]; then
+		inst="$1-$2"
+	else
+		inst="$1"
+	fi
+
+	if ! started "$inst" ; then
+		echo -n " ($inst)"
+		return 0
+	else
+		PIDFILE=`pidfile $inst`
+		PID=`cat $PIDFILE 2>/dev/null`
+		kill -2 $PID 2>/dev/null
+		#
+		#       Now we have to wait until $DAEMON has _really_ stopped.
+		#
+		if test -n "$PID" && kill -0 $PID 2>/dev/null; then
+			cnt=0
+			while kill -0 $PID 2>/dev/null; do
+				cnt=`expr $cnt + 1`
+				if [ $cnt -gt 60 ]; then
+					# Waited 120 secs now, fail.
+					echo -n "Failed.. "
+					break
+				fi
+				sleep 2
+			done
+		fi
+		rm -f `pidfile $inst`
+		rm -f `vtyfile $inst`
+
+		if [ "$1" = "zebra" ]; then
+			echo -n "Stopping staticd since zebra is running"
+			stop staticd
+		fi
+	fi
+}
+
+# Converts values from /etc/frr/daemons to all-numeric values.
+convert_daemon_prios()
+{
+	for name in $DAEMONS zebra vtysh_enable watchfrr_enable; do
+		# First, assign the value set by the user to $value
+		eval value=\${${name}:0:3}
+
+		# Daemon not activated or entry missing?
+		if [ "$value" = "no" -o "$value" = "" ]; then value=0; fi
+
+		# These strings parsed for backwards compatibility.
+		if [ "$value" = "yes"  -o  "$value" = "true" ]; then
+			value=1;
+		fi
+
+		# Zebra is threatened special. It must be between 0=off and the first
+		# user assigned value "1" so we increase all other enabled daemons' values.
+		if [ "$name" != "zebra" -a "$value" -gt 0 ]; then value=`expr "$value" + 1`; fi
+
+		# If e.g. name is zebra then we set "zebra=yes".
+		eval $name=$value
+	done
+}
+
+# Starts watchfrr for all wanted daemons.
+start_watchfrr()
+{
+	local daemon_name
+	local daemon_prio
+	local found_one
+	local daemon_inst
+
+	# Start the monitor daemon only if desired.
+	if [ 0 -eq "$watchfrr_enable" ]; then
+		return
+	fi
+
+	# Check variable type
+	if declare -p watchfrr_options | grep -q '^declare \-a'; then
+		# old array support
+		watchfrr_options="${watchfrr_options[@]}"
+	fi
+
+	# Which daemons have been started?
+	found_one=0
+	for daemon_name in $DAEMONS; do
+		eval daemon_prio=\$$daemon_name
+		if [ "$daemon_prio" -gt 0 ]; then
+			eval "daemon_inst=\${${daemon_name}_instances//,/ }"
+			if [ -n "$daemon_inst" ]; then
+				for inst in ${daemon_inst}; do
+					eval "inst_disable=\${${daemon_name}_${inst}}"
+					if [ -z ${inst_disable} ] || [ ${inst_disable} != 0 ]; then
+						if check_daemon $daemon_name $inst; then
+							watchfrr_options="$watchfrr_options ${daemon_name}-${inst}"
+						fi
+					fi
+				done
+			else
+				if check_daemon $daemon_name; then
+					watchfrr_options="$watchfrr_options $daemon_name"
+				fi
+			fi
+			found_one=1
+		fi
+	done
+
+	# Start if at least one daemon is activated.
+	if [ $found_one -eq 1 ]; then
+		start watchfrr
+		echo "."
+	fi
+}
+
+# Stopps watchfrr.
+stop_watchfrr()
+{
+	echo -n "Stopping Frr monitor daemon:"
+	stop watchfrr
+	echo "."
+}
+
+# Stops all daemons that have a lower level of priority than the given.
+# (technically if daemon_prio >= wanted_prio)
+stop_prio()
+{
+	local wanted_prio
+	local daemon_prio
+	local daemon_list
+	local daemon_inst
+	local inst
+
+	if [ -n "$2" ] && [[ "$2" =~ (.*)-(.*) ]]; then
+		daemon=${BASH_REMATCH[1]}
+		inst=${BASH_REMATCH[2]}
+	else
+		daemon="$2"
+	fi
+
+	wanted_prio=$1
+	daemon_list=${daemon:-$DAEMONS}
+
+	echo -n "Stopping Frr daemons (prio:$wanted_prio):"
+
+	for prio_i in `seq 10 -1 $wanted_prio`; do
+		for daemon_name in $daemon_list; do
+			eval daemon_prio=\${${daemon_name}:0:3}
+			daemon_inst=""
+			if [ $daemon_prio -eq $prio_i ]; then
+				eval "daemon_inst=\${${daemon_name}_instances//,/ }"
+				if [ -n "$daemon_inst" ]; then
+					for i in ${daemon_inst}; do
+						if [ -n "$inst" ] && [ "$i" == "$inst" ]; then
+							stop "$daemon_name" "$inst"
+						elif [ x"$inst"  == x ]; then
+							stop "$daemon_name" "$i"
+						fi
+					done
+				else
+					stop "$daemon_name"
+				fi
+			fi
+		done
+	done
+
+	echo "."
+	if [ -z "$inst" ]; then
+		# Now stop other daemons that're prowling, coz the daemons file changed
+		echo -n "Stopping other frr daemons"
+		if [ -n "$daemon" ]; then
+			eval "file_list_suffix="$V_PATH"/"$daemon*""
+		else
+			eval "file_list_suffix="$V_PATH/*""
+		fi
+		for pidfile in $file_list_suffix.pid; do
+			PID=`cat $pidfile 2>/dev/null`
+			${SSD} --stop --quiet --oknodo --pidfile "$pidfile"
+			echo -n "."
+			rm -rf "$pidfile"
+		done
+		echo "."
+
+		echo -n "Removing remaining .vty files"
+		for vtyfile in $file_list_suffix.vty; do
+			rm -rf "$vtyfile"
+		done
+		echo "."
+	fi
+}
+
+# Starts all daemons that have a higher level of priority than the given.
+# (technically if daemon_prio <= wanted_prio)
+start_prio()
+{
+	local wanted_prio
+	local daemon_prio
+	local daemon_list
+	local daemon_name
+	local daemon_inst
+	local inst
+
+	if [ -n "$2" ] && [[ "$2" =~ (.*)-(.*) ]]; then
+		daemon=${BASH_REMATCH[1]}
+		inst=${BASH_REMATCH[2]}
+	else
+		daemon="$2"
+	fi
+
+	wanted_prio=$1
+	daemon_list=${daemon:-$DAEMONS}
+
+	for prio_i in `seq 1 $wanted_prio`; do
+		for daemon_name in $daemon_list; do
+			eval daemon_prio=\$${daemon_name}
+			daemon_inst=""
+			if [ $daemon_prio -eq $prio_i ]; then
+				eval "daemon_inst=\${${daemon_name}_instances//,/ }"
+				if [ -n "$daemon_inst" ]; then
+					if [ `echo "$daemon_inst" | wc -w` -gt ${MAX_INSTANCES} ]; then
+						echo "Max instances supported is ${MAX_INSTANCES}. Aborting"
+						exit 1
+					fi
+					# Check if we're starting again by switching from single instance
+					# to MI version
+					if started "$daemon_name"; then
+						PIDFILE=`pidfile $daemon_name`
+						${SSD} \
+							--stop --quiet --oknodo \
+							--pidfile "$PIDFILE" \
+							--exec "$D_PATH/$daemon_name"
+
+						rm -f `pidfile $1`
+						rm -f `vtyfile $1`
+					fi
+
+					for i in ${daemon_inst}; do
+						if [ -n "$inst" ] && [ "$i" == "$inst" ]; then
+							start "$daemon_name" "$inst"
+						elif [ x"$inst" == x ]; then
+							start "$daemon_name" "$i"
+						fi
+					done
+				else
+					# Check if we're starting again by switching from
+					# single instance to MI version
+					eval "file_list_suffix="$V_PATH"/"$daemon_name-*""
+					for pidfile in $file_list_suffix.pid; do
+						${SSD} --stop --quiet --oknodo --pidfile "$pidfile"
+						rm -rf "$pidfile"
+					done
+					for vtyfile in $file_list_suffix.vty; do
+						rm -rf "$vtyfile"
+					done
+
+					start "$daemon_name"
+				fi
+			fi
+		done
+	done
+}
+
+check_status()
+{
+	local daemon_name
+	local daemon_prio
+	local daemon_inst
+	local failed_status=0
+
+	if [ -n "$1" ] && [[ "$1" =~ (.*)-(.*) ]]; then
+		daemon=${BASH_REMATCH[1]}
+		inst=${BASH_REMATCH[2]}
+	else
+		daemon="$1"
+	fi
+
+	daemon_list=${daemon:-$DAEMONS}
+
+	# Which daemons have been started?
+	for daemon_name in $daemon_list; do
+		eval daemon_prio=\$$daemon_name
+		if [ "$daemon_prio" -gt 0 ]; then
+			eval "daemon_inst=\${${daemon_name}_instances//,/ }"
+			if [ -n "$daemon_inst" ]; then
+				for i in ${daemon_inst}; do
+					if [ -n "$inst" -a "$inst" = "$i" ]; then
+						started "$1" "log" || failed_status=$?
+					elif [ -z "$inst" ]; then
+						started "$daemon_name-$i" "log" || failed_status=$?
+					fi
+				done
+			else
+				started "$daemon_name" "log" || failed_status=$?
+			fi
+		fi
+	done
+
+	# All daemons that need to have been started are up and running
+	return $failed_status
+}
+
+#########################################################
+#               Main program                            #
+#########################################################
+
+# Config broken but script must exit silently.
+[ ! -r "$C_PATH/daemons" ] && exit 0
+
+# Load configuration
+. "$C_PATH/daemons"
+if [ -e "$C_PATH/daemons.conf" ]; then
+	. "$C_PATH/daemons.conf"
+fi
+
+# Read configuration variable file if it is present
+[ -r /etc/default/frr ] && . /etc/default/frr
+
+if test -z "$frr_profile"; then
+	# try to autodetect config profile
+	if test -d /etc/cumulus; then
+		frr_profile=datacenter
+	# elif test ...; then
+	# -- add your distro/system here
+	elif test -n "$FRR_DEFAULT_PROFILE"; then
+		frr_profile="$FRR_DEFAULT_PROFILE"
+	fi
+fi
+test -n "$frr_profile" && frr_global_options="$frr_global_options -F $frr_profile"
+
+MAX_INSTANCES=${MAX_INSTANCES:=5}
+
+# Set priority of un-startable daemons to 'no' and substitute 'yes' to '0'
+convert_daemon_prios
+
+if [ ! -d $V_PATH ]; then
+	echo "Creating $V_PATH"
+	install -g "$FRR_GROUP" -o "$FRR_USER" -m "$FRR_CONFIG_MODE" -d "$V_PATH"
+	chmod gu+x "${V_PATH}"
+fi
+
+if [ -n "$3" ] && [ "$3" != "all" ]; then
+	dmn="$2"-"$3"
+elif [ -n "$2" ] && [ "$2" != "all" ]; then
+	dmn="$2"
+fi
+
+case "$1" in
+	start)
+		# Try to load this necessary (at least for 2.6) module.
+		if [ -d /lib/modules/`uname -r` ] ; then
+			echo "Loading capability module if not yet done."
+			set +e; LC_ALL=C modprobe -a capability 2>&1 | egrep -v "(not found|Can't locate)"; set -e
+		fi
+
+		# Start all daemons
+		cd $C_PATH/
+		if [ "$2" != "watchfrr" ]; then
+			start_prio 10 $dmn
+		fi
+		start_watchfrr
+		vtysh_b
+		;;
+
+	1|2|3|4|5|6|7|8|9|10)
+		# Stop/start daemons for the appropriate priority level
+		stop_prio $1
+		start_prio $1
+		vtysh_b
+		;;
+
+	stop|0)
+		# Stop all daemons at level '0' or 'stop'
+		stop_watchfrr
+		if [ "$dmn" != "watchfrr" ]; then
+			[ -n "${dmn}" ] && eval "${dmn/-/_}=0"
+			stop_prio 0 $dmn
+		fi
+
+		if [ -n "$dmn" -a "$dmn" != "zebra" ]; then
+			[ -n "$dmn" ] && eval "${dmn/-/_}=0"
+			start_watchfrr
+		fi
+		;;
+
+	reload)
+		# Just apply the commands that have changed, no restart necessary
+		if [ ! -x "$RELOAD_SCRIPT" ]; then
+			echo "Please install frr-pythontools package. Required for reload"
+			exit 0
+		fi
+
+		NEW_CONFIG_FILE="${2:-$C_PATH/frr.conf}"
+		[ ! -r $NEW_CONFIG_FILE ] && echo "Unable to read new configuration file $NEW_CONFIG_FILE" && exit 1
+		echo "Applying only incremental changes to running configuration from frr.conf"
+		"$RELOAD_SCRIPT" --reload --bindir "$B_PATH" --confdir "$C_PATH" --rundir "$V_PATH" "$C_PATH/frr.conf"
+		exit $?
+		;;
+
+	status)
+		check_status $dmn
+		exit $?
+		;;
+
+	restart|force-reload)
+		$0 stop $dmn
+		sleep 1
+		$0 start $dmn
+		;;
+
+	*)
+		echo "Usage: /etc/init.d/frr {start|stop|status|reload|restart|force-reload|<priority>} [daemon]"
+		echo "       E.g. '/etc/init.d/frr 5' would start all daemons with a prio 1-5."
+		echo "       reload applies only modifications from the running config to all daemons."
+		echo "       reload neither restarts starts any daemon nor starts any new ones."
+		echo "       Read /usr/share/doc/frr/README.Debian for details."
+		exit 1
+		;;
+esac
+
+echo "Exiting from the script"
+exit 0
-- 
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