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|
#!/bin/bash -eu
MINIONS=3
MASTERS=1
PROVIDER=gce
# @formatter:off
function usage {
cat 1>&2 <<-EOT
${0} : [create|destroy|update|list] {GCE environment tag}
Supported environment tags:
$(grep 'SUPPORTED_ENVS.*=' ./cloud.rb)
EOT
}
# @formatter:on
function create_cluser {
for (( i = 0; i < $MINIONS; i ++ )); do
./cloud.rb "${PROVIDER}" launch -e "${ENV}" --type=os3-minion
done
for (( i = 0; i < $MASTERS; i ++ )); do
./cloud.rb "${PROVIDER}" launch -e "${ENV}" --type=os3-master
done
update_cluster
echo -n "\nCreated ${MASTERS} masters and ${MINIONS} minions using ${PROVIDER} provider\n"
}
function update_cluster {
for (( i = 0; i < $MINIONS; i ++ )); do
./cloud.rb "${PROVIDER}" config -e "${ENV}" --type=os3-minion
done
for (( i = 0; i < $MASTERS; i ++ )); do
./cloud.rb "${PROVIDER}" config -e "${ENV}" --type=os3-master
done
}
function terminate_cluster {
for (( i = 0; i < $MINIONS; i ++ )); do
./cloud.rb "${PROVIDER}" terminate -e "${ENV}" --type=os3-minion
done
for (( i = 0; i < $MASTERS; i ++ )); do
./cloud.rb "${PROVIDER}" terminate -e "${ENV}" --type=os3-master
done
}
[ -f ./cloud.rb ] || (echo 1 > 2 'Cannot find ./cloud.rb' && exit 1)
while getopts ':p:m:n:' flag; do
case "${flag}" in
p) PROVIDER="${OPTARG}" ;;
m) MASTERS="${OPTARG}" ;;
n) MINIONS="${OPTARG}" ;;
*) echo -n 2>&1 "unsupported option $OPTARG\n"
usage
exit 1 ;;
esac
done
shift $((OPTIND-1))
[ -z "${1:-}" ] && (usage; exit 1)
case "${1}" in
'create')
[ -z "${2:-''}" ] && (usage; exit 1)
ENV="${2}"
create_cluser ;;
'update')
[ -z "${2:-''}" ] && (usage; exit 1)
ENV="${2}"
update_cluster ;;
'terminate')
[ -z "${2:-''}" ] && (usage; exit 1)
ENV="${2}"
terminate_cluster ;;
'list') ./cloud.rb "${PROVIDER}" list ;;
'help') usage; exit 0 ;;
*)
echo -n 1>&2 "${1} is not a supported operation";
usage;
exit 1 ;;
esac
exit 0
|
