#! /usr/bin/env bash # Initialize variables readonly basedir=$(dirname $0) readonly doc_file=$basedir"/docker-compose.yml" export COMPOSE_PROJECT_NAME="cluster" # Stop and remove Docker environment down_environment() { echo "DOWN Docker environment" ! docker-compose -f $doc_file down -v &>/dev/null && \ echo "[ERROR] Unable to stop the Docker environment" && exit 11 return 0 } # Create and start Docker-compose environment or subpart of its services (if services are listed) # $@ : List of services to start (optional) up_environment() { echo "START Docker environment "$@ ! docker-compose -f $doc_file up -d $@ &>/dev/null && \ echo "[ERROR] Unable to start Docker environment ${@}" && exit 21 return 0 } # Stop and remove Docker environment delete_services() { echo "DELETE services "$@ ! docker-compose -f $doc_file stop $@ &>/dev/null && \ echo "[ERROR] Unable to stop services "$@ && exit 31 ! docker-compose -f $doc_file rm -vf $@ &>/dev/null && \ echo "[ERROR] Unable to delete services "$@ && exit 31 return 0 } start_consul() { up_environment consul waiting_counter=12 # Not start Traefik store config if consul is not started echo "WAIT for consul..." sleep 5 while [[ -z $(curl -s http://10.0.1.2:8500/v1/status/leader) ]]; do sleep 5 let waiting_counter-=1 if [[ $waiting_counter -eq 0 ]]; then echo "[ERROR] Unable to start consul container in the allowed time, the Docker environment will be stopped" down_environment exit 41 fi done } start_etcd3() { up_environment etcd3 waiting_counter=12 # Not start Traefik store config if consul is not started echo "WAIT for ETCD3..." while [[ -z $(curl -s --connect-timeout 2 http://10.0.1.12:2379/version) ]]; do sleep 5 let waiting_counter-=1 if [[ $waiting_counter -eq 0 ]]; then echo "[ERROR] Unable to start etcd3 container in the allowed time, the Docker environment will be stopped" down_environment exit 51 fi done } start_storeconfig_consul() { # Create traefik.toml with consul provider cp $basedir/traefik.toml.tmpl $basedir/traefik.toml echo ' [consul] endpoint = "10.0.1.2:8500" watch = true prefix = "traefik"' >> $basedir/traefik.toml up_environment storeconfig rm -f $basedir/traefik.toml waiting_counter=5 delete_services storeconfig } start_storeconfig_etcd3() { # Create traefik.toml with consul provider cp $basedir/traefik.toml.tmpl $basedir/traefik.toml echo ' [etcd] endpoint = "10.0.1.12:2379" watch = true prefix = "/traefik"' >> $basedir/traefik.toml up_environment storeconfig rm -f $basedir/traefik.toml waiting_counter=5 # Don't start Traefik store config if ETCD3 is not started echo "Delete storage file key..." while [[ $(docker-compose -f $doc_file up --exit-code-from etcdctl-ping etcdctl-ping &>/dev/null) -ne 0 && $waiting_counter -gt 0 ]]; do sleep 5 let waiting_counter-=1 done delete_services storeconfig etcdctl-ping } start_traefik() { up_environment traefik01 # Waiting for the first instance which is mapped to the host as leader before to start the second one waiting_counter=5 echo "WAIT for traefik leader..." sleep 10 while [[ -z $(curl -s --connect-timeout 3 http://10.0.1.8:8080/ping) ]]; do sleep 2 let waiting_counter-=1 if [[ $waiting_counter -eq 0 ]]; then echo "[ERROR] Unable to start Traefik leader container in the allowed time, the Docker environment will be stopped" down_environment exit 51 fi done up_environment whoami01 waiting_counter=5 echo "WAIT for whoami..." sleep 10 while [[ -z $(curl -s --connect-timeout 3 http://10.0.1.10) ]]; do sleep 2 let waiting_counter-=1 if [[ $waiting_counter -eq 0 ]]; then echo "[ERROR] Unable to start whoami container in the allowed time, the Docker environment will be stopped" down_environment exit 52 fi done up_environment traefik02 whoami02 } # Start boulder services start_boulder() { echo "Start boulder environment" up_environment bmysql bhsm boulder waiting_counter=12 # Not start Traefik if boulder is not started echo "WAIT for boulder..." while [[ -z $(curl -s http://10.0.1.3:4001/directory) ]]; do sleep 5 let waiting_counter-=1 if [[ $waiting_counter -eq 0 ]]; then echo "[ERROR] Unable to start boulder container in the allowed time, the Docker environment will be stopped" down_environment exit 61 fi done echo "Boulder started." } # Script usage show_usage() { echo echo "USAGE : manage_cluster_docker_environment.sh [--start [--consul|--etcd3]|--stop|--restart [--consul|--etcd3]]" echo } # Main method # $@ All parameters given main() { [[ $# -lt 1 && $# -gt 2 ]] && show_usage && exit 1 case $1 in "--start") [[ $# -ne 2 ]] && show_usage && exit 2 # The domains who01.localhost.com and who02.localhost.com have to refer 127.0.0.1 # I, the /etc/hosts file for whoami_idx in "01" "02"; do [[ -z $(cat /etc/hosts | grep "127.0.0.1" | grep -vE "^#" | grep "who${whoami_idx}.localhost.com") ]] && \ echo "[ERROR] Domain who${whoami_idx}.localhost.com has to refer to 127.0.0.1 into /etc/hosts file." && \ exit 3 done case $2 in "--etcd3") echo "USE ETCD V3 AS KV STORE" export TRAEFIK_CMD="--etcd --etcd.endpoint=10.0.1.12:2379" start_boulder && \ start_etcd3 && \ start_storeconfig_etcd3 && \ start_traefik ;; "--consul") echo "USE CONSUL AS KV STORE" export TRAEFIK_CMD="--consul --consul.endpoint=10.0.1.2:8500" start_boulder && \ start_consul && \ start_storeconfig_consul && \ start_traefik ;; *) show_usage && exit 4 ;; esac echo "ENVIRONMENT SUCCESSFULLY STARTED" ;; "--stop") ! down_environment echo "ENVIRONMENT SUCCESSFULLY STOPPED" ;; "--restart") [[ $# -ne 2 ]] && show_usage && exit 5 down_environment main --start $2 ;; *) show_usage && exit 6 ;; esac } main $@