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Factory/frr-image/frr.sh
2024-11-20 16:16:11 +02:00

125 lines
2.9 KiB
Bash

#!/bin/bash
#set -euo pipefail
# Enable verbose shell output if FRR_SH_VERBOSE is set to 'true'
if [[ "${FRR_SH_VERBOSE:-}" == "true" ]]; then
set -x
fi
# The argument to the command is the operation to be performed
# frr-node display display_env
# a cmd must be provided, there is no default
cmd=${1:-""}
# The frr user id, by default it is going to be frr:frr
frr_user_id=${FRR_USER_ID:-""}
# frr options
frr_options=${FRR_OPTIONS:-""}
# This script is the entrypoint to the image.
# frr.sh version (update when API between daemonset and script changes - v.x.y)
frr_version="3"
# The daemonset version must be compatible with this script.
# The default when FRR_DAEMONSET_VERSION is not set is version 3
frr_daemonset_version=${FRR_DAEMONSET_VERSION:-"3"}
# hostname is the host's hostname when using host networking,
# This is useful on the master
# otherwise it is the container ID (useful for debugging).
frr_pod_host=${K8S_NODE:-$(hostname)}
# The ovs user id, by default it is going to be root:root
frr_user_id=${FRR_USER_ID:-""}
# frr options
frr_options=${FRR_OPTIONS:-""}
# frr.conf variables
ocp_asn=${OCPASN:-65000}
ocp_routerid=${OCPROUTERID:-"10.10.10.1"}
ocp_peer=${OCPPEER:-"10.10.10.1"}
FRR_ETCDIR=/etc/frr
FRR_RUNDIR=/var/run/frr
FRR_LOGDIR=/var/log/frr
# =========================================
setup_frr_permissions() {
chown -R ${frr_user_id} ${FRR_RUNDIR}
chown -R ${frr_user_id} ${FRR_LOGDIR}
chown -R ${frr_user_id} ${FRR_ETCDIR}
}
# =========================================
display_version() {
echo " =================== hostname: ${frr_pod_host}"
echo " =================== daemonset version ${frr_daemonset_version}"
if [[ -f /root/git_info ]]; then
disp_ver=$(cat /root/git_info)
return
fi
}
display_env() {
echo FRR_USER_ID ${frr_user_id}
echo FRR_OPTIONS ${frr_options}
echo frr.sh version ${frr_version}
echo ocp_asn ${ocp_asn}
echo ocp_routerid ${ocp_routerid}
echo ocp_peer ${ocp_peer}
}
# frr-node - all nodes
frr-node() {
trap 'kill $(jobs -p) ; exit 0' TERM
rm -f ${FRR_RUNDIR}/frr.pid
echo "=============== frr-node ========== update frr.conf"
sed -i "s/OCPASN/$ocp_asn/" /etc/frr/frr.conf
sed -i "s/OCPPEER/$ocp_peer/" /etc/frr/frr.conf
sed -i "s/OCPROUTERID/$ocp_routerid/" /etc/frr/frr.conf
#chown -R frr:frr /etc/frr
chown -R frr:frr ${FRR_RUNDIR}
echo "=============== frr-node ========== starting"
# /usr/lib/frr/frrinit.sh start
# bash -x /usr/lib/frr/frrinit.sh start
bash -x
/usr/lib/frr/frrinit.sh start
frrResult=$?
echo "=============== frrinit result is ${frrResult} "
# Sleep forever
exec tail -f /dev/null
}
echo "================== frr.sh --- version: ${frr_version} ================"
display_version
display_env
case ${cmd} in
"frr-node")
frr-node
;;
"display_env")
display_env
exit 0
;;
"display")
display
exit 0
;;
*)
echo "invalid command ${cmd}"
echo "valid v3 commands: frr-node display_env display "
exit 0
;;
esac
exit 0