eole-one-master/scripts/onehost_create_all

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#!/usr/bin/env bash
#
# Register all Hâpy Cluster Nodes
#
. /usr/lib/eole/ihm.sh
#
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# NAME: copy_ssh_id
# AIM: Copy the ssh key on the host
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# PARAM: the hostname of the node
#
function copy_ssh_id()
{
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local host=${1}
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CLEF=$(cat ~oneadmin/.ssh/id_rsa.pub)
ssh ${host} bash <<EOF
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if ! grep -qs "$CLEF" ~oneadmin/.ssh/authorized_keys; then
echo "$CLEF" >> ~oneadmin/.ssh/authorized_keys
chown oneadmin:oneadmin ~oneadmin/.ssh/authorized_keys
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su - oneadmin -c "ssh-keyscan $host"
cat ~oneadmin/.ssh/id_rsa.pub >> ~oneadmin/.ssh/authorized_keys
fi
EOF
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[[ ${?} -ne 0 ]] && EchoRouge "Erreur lors de l'échange de clés SSH avec le noeud ${host}"
REMOTEKEY=$(su - oneadmin -c "ssh ${host} 'cat ~oneadmin/.ssh/id_rsa.pub'")
if ! grep -qs "$REMOTEKEY" ~oneadmin/.ssh/authorized_keys; then
su - oneadmin -c "echo ${REMOTEKEY} >> ~oneadmin/.ssh/authorized_keys"
su - oneadmin -c "ssh-keyscan $host"
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fi
}
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function copy_files()
{
local host=${1}
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su - oneadmin -c "scp .one/* ${host}:.one/"
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}
#
# NAME: sync_db
# AIM: Sync onedb in HA and sqlite mode
# PARAM: the hostname of the node
#
function sync_db()
{
local ip=${1}
local user="oneadmin"
local DBFILE="/var/lib/one/one.db"
local DBBCK="/tmp/one.db.bck"
local ret=0
if [[ ! -f ${DBBCK} ]]
then
cmd="onedb backup --sqlite ${DBFILE} ${DBBCK}"
ret=$(su - ${user} -c -- "${cmd}")
fi
cmd2="scp ${DBBCK} ${ip}:${DBFILE}.leader"
ret=$(su - ${user} -c -- "${cmd2}")
return ${?}
}
#
# NAME: sync_nodes
# AIM: force nodes sync with rsync (ONE 5.6.1 bug)
# PARAM: none
#
function sync_nodes()
{
# Need to sync hosts with rsync after creation, ONE 5.6.1 bug
cmd2="onehost sync -f --rsync"
ret2=$(su - ${ONEUSER} -c -- "${cmd2}")
return ${?}
}
#
# NAME: register_node
# AIM: register the node in OpenNebula master
# PARAM: the node hostname
#
function register_node()
{
cmd="onehost create -i kvm -v kvm -c 0 ${1}"
ret=$(su - ${ONEUSER} -c -- "${cmd}")
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if [[ ${?} -ne 0 ]]
then
EchoRouge "Hosts register failed $res"
else
EchoVert "Hosts register OK"
fi
}
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#
# NAME: wait_node_ok
# AIM: Wait until the node is OK or ERROR
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# PARAM: The node name
#
function wait_node_ok()
{
local cmd="onehost show ${1} | awk '/^STATE/ {print \$3}'"
local spinstr='|/-\'
local delay=0.75
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local cnt=0
while [ 1 ]
do
st=$(su - ${ONEUSER} -c "${cmd}")
[[ ${st} == "MONITORED" ]] && break
[[ ${st} == '' ]] && break
if [[ ${st} == "ERROR" ]]
then
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if [ $cnt -gt 160 ]; then
EchoRouge "Erreur lors de l'enregistrement du noeud ${host} !"
break
fi
fi
local temp=${spinstr#?}
printf " [%c] " "$spinstr"
local spinstr=$temp${spinstr%"$temp"}
sleep $delay
printf "\b\b\b\b\b\b"
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cnt=$((cnt+1))
done
printf " \b\b\b\b"
}
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function init_ha_leader() {
# server with index 1 exists if already instanciate
onezone show 0 | grep -A 3 ^"HA & FEDERATION SYNC STATUS" | tail -n 1 | grep -q ^" 1 "
if [ ! $? = 0 ]; then
FOLLOWER=$(CreoleGet one_nodes)
for follower in $FOLLOWER; do
onezone server-add 0 --name $follower --rpc http://$follower:2633/RPC2
done
fi
}
#
# MAIN
#
HAPY_ACTIF=$(echo $(CreoleGet activer_onesinglenode))
if [[ $HAPY_ACTIF == "non" ]]
then
EchoRouge "Le serveur de virtualisation n'est pas activé dans l'interface de configuration du module"
exit 1
fi
HAPY_NODE_SUPPORT=$(echo $(CreoleGet activer_multinode))
if [[ $HAPY_NODE_SUPPORT == "non" ]]
then
EchoRouge "Le mode multi-noeuds n'est pas activé dans l'interface de configuration du module"
exit 1
fi
HAPY_HA=$(CreoleGet activer_one_ha "non")
master=1
if [[ ${HAPY_HA} == "oui" ]]; then
idx=$(CreoleGet one_ha_server_index)
if [[ ${idx} != "0" ]]; then
EchoBleu "Mode HA: (on) Index : [${idx}]"
echo -e "\t$(basename ${0}) doit être lancé uniquement sur le leader (index 0)"
exit 0
else
master=0
fi
fi
declare -a HAPY_SLV=('')
ONEUSER=$(CreoleGet virt_user)
HAPY_SLV=$(echo $(CreoleGet one_nodes) | sed -e "s/\n/ /g")
DBMODE=$(CreoleGet one_database_type "none")
echo -e "\n"
EchoBleu "Vous allez inscrire un noeud dans une grappe Hâpy"
EchoBleu "Pour ce faire vous devez vous munir du mot de passe de l'utilisateur 'oneadmin' de chacun des noeuds"
Question_ouinon "Voulez-vous commencer ?" 'True' "oui"
if [[ $? -ne 0 ]]
then
EchoOrange "Abandon de l'enregistrement"
exit 1
fi
for host in ${HAPY_SLV}; do
echo -e "\n"
EchoOrange "Traitement du noeud ${host}"
echo
EchoVert " * Gestion des clés SSH"
echo
copy_ssh_id ${host}
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if [ $master = 0 ]; then
copy_files ${host}
fi
EchoVert " * Enregistrement du noeud"
register_node ${host}
if [[ ${HAPY_HA} == "oui" ]]
then
if [[ $DBMODE == "sqlite" ]]
then
if [[ $(CreoleGet one_ha_server_index) == "0" ]]
then
sync_db ${host}
fi
fi
fi
sync_nodes
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if [[ ${HAPY_HA} != "oui" ]]
wait_node_ok ${HAPY_SLV[${i}]}
if [[ ${?} -ne 0 ]]
then
EchoRouge "Erreur lors de l'enregistrement du noeud ${HAPY_SLV[${i}]} !"
fi
fi
done
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if [ $master = 0 ]; then
init_ha_leader
fi
echo -e "\n"
EchoVert "Enregistrement des noeuds terminé"