config/scripts/.common

140 lines
3.5 KiB
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#!/bin/bash
source $(dirname $0)/vars
## Helper funcs
pinfo() {
echo -e "\e[32m$@\e[39m"
}
perror() {
echo -e "\e[31m$@\e[39m"
exit 1
}
sshcmd() {
ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null $*
}
dls() {
path=$1
shift
if [ -z "$DLS_ADM_TOKEN" ]; then
test -f $tknfile && DLS_ADM_TOKEN=$(cat $tknfile)
fi
curl -s -H 'Content-Type: application/json' -H 'Authorization: '$DLS_ADM_TOKEN http://127.0.0.1:7606${path} "$@"
}
kctl() {
kubectl --kubeconfig $ctxdir/kubeconfig "$@"
}
extract_var() {
where=$1
what=$2
grep -rh " $what: " $ctxdir/$where/*.yaml|awk '{print $2}'
}
## Run funcs
check_root() {
[ $UID != 0 ] && perror This program needs to be run as root. Aborting...
}
prereqs() {
set -e
cd "$(dirname $0)/.."
ctxdir="$PWD"
source scripts/vars
}
check_conf() {
all_clusters=$(ls $ctxdir/clusters|wc -l)
if [ "$all_clusters" != "1" ]; then
perror "Those helper scripts are not capable of running several clusters at once, check your configuration. Aborting..."
fi
}
fresh_start() {
rm -rf $ctxdir/secrets
}
unlock_store() {
# Unlock DLS store after checking if online
#
if [ -f $tknfile ]; then
DLS_ADM_TOKEN="$(cat $tknfile)"
fi
store_state=$(curl -H 'Content-Type: application/json' -H "Authorization: $DLS_ADM_TOKEN" -sw %{http_code} localhost:7606/hosts -o /dev/null)
if [ "$store_state" == "000" ] ; then
perror "Direktil Local Server seems not up, please fix. Aborting."
elif [ "$store_state" == "200" ] ; then
pinfo "Direktil Local Server store already unlocked"
else
pinfo "Unlocking the DLS store ..."
DLS_ADM_TOKEN=$(dls /public/unlock-store -d '{"Name": "novit", "Passphrase": "'$(echo -n ${DLS_UNLOCK_TOKEN}|base64 -w0)'"}'|tr -d \")
pinfo "Admin access token is $DLS_ADM_TOKEN"
echo $DLS_ADM_TOKEN > $tknfile
chmod 444 $tknfile
fi
}
get_hosts() {
cd $ctxdir/hosts
hosts_files=$(ls *.yaml|sed 's/.yaml//')
for h in ${hosts_files}; do
ip=$(grep ip: $ctxdir/hosts/${h}.yaml|awk '{print $2}')
hosts[$h]="$ip"
done
cd - &>/dev/null
}
get_parts() {
for host in ${!hosts[*]}; do
mkdir -p $ctxdir/data/$host
for part in kernel initrd
do
partfile=$ctxdir/data/$host/$part
test -f $partfile || { pinfo "Downloading $part for host $host" && dls /hosts/$host/$part -o $partfile; }
done
diskfile=$ctxdir/data/$host/disk
test -f $diskfile || { pinfo "Creating disk $diskfile" && truncate -s ${QEMU_DISK_SIZE:-30G} $diskfile; }
done
}
create_kubeconfig() {
if test -f $ctxdir/kubeconfig; then
pinfo "kubeconfig file detected in config dir, won't overwrite... remove it for an update."
return
fi
adm_token=$(dls /clusters/base/tokens/admin)
ca_cert=$(dls /clusters/base/CAs/cluster/certificate|base64 -w0)
vip=$(extract_var clusters public_vip)
vip_api_port=$(extract_var clusters api_port)
pinfo "Writing new kubeconfig conf in $ctxdir directory, you may want to move it to \~/.kube/ directory for usability"
sed -e "s/__VIP_IP__/$vip/" \
-e "s/__VIP_API_PORT__/$vip_api_port/" \
-e "s/__CA_CERT__/$ca_cert/" \
-e "s/__ADM_TOKEN__/$adm_token/" \
scripts/.template.kubeconfig > $ctxdir/kubeconfig
chmod 444 $ctxdir/kubeconfig
}
destroyvms() {
for host in ${!hosts[*]}; do
if test -f $ctxdir/data/$host/pid ; then
pid=$(cat $ctxdir/data/$host/pid)
if ! test -d /proc/$pid ; then
pinfo "VM $host seems not running"
else
pinfo "Cleaning VM $host with PID $pid..."
kill $pid && sleep 1
fi
fi
done
}