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-rwxr-xr-xkubernetes/contrib/metallb-loadbalancer-inst/install-metallb-on-cluster.sh48
1 files changed, 25 insertions, 23 deletions
diff --git a/kubernetes/contrib/metallb-loadbalancer-inst/install-metallb-on-cluster.sh b/kubernetes/contrib/metallb-loadbalancer-inst/install-metallb-on-cluster.sh
index bf2bc121a7..c62e2a51bd 100755
--- a/kubernetes/contrib/metallb-loadbalancer-inst/install-metallb-on-cluster.sh
+++ b/kubernetes/contrib/metallb-loadbalancer-inst/install-metallb-on-cluster.sh
@@ -1,4 +1,5 @@
-#!/bin/bash -e
+#!/bin/sh -e
+
#
# Copyright 2020 Samsung Electronics Co., Ltd.
#
@@ -15,7 +16,8 @@
# limitations under the License.
#
-usage() {
+usage()
+{
cat << ==usage
$0 Automatic configuration using external addresess from nodes
$0 --help This message
@@ -27,14 +29,14 @@ $0 [cluster_ip1] ... [cluster_ipn] Cluster address or ip ranges
find_nodes_with_external_addrs()
{
- local WORKER_NODES=$(kubectl get no -l node-role.kubernetes.io/worker=true -o jsonpath='{.items..metadata.name}')
- for worker in $WORKER_NODES; do
- local external_ip=$(kubectl get no $worker -o jsonpath='{.metadata.annotations.rke\.cattle\.io/external-ip }')
- local internal_ip=$(kubectl get no $worker -o jsonpath='{.metadata.annotations.rke\.cattle\.io/internal-ip }')
- if [ $internal_ip != $external_ip ]; then
- echo $external_ip
- fi
- done
+ local WORKER_NODES=$(kubectl get no -l node-role.kubernetes.io/worker=true -o jsonpath='{.items..metadata.name}')
+ for worker in $WORKER_NODES; do
+ local external_ip=$(kubectl get no $worker -o jsonpath='{.metadata.annotations.rke\.cattle\.io/external-ip }')
+ local internal_ip=$(kubectl get no $worker -o jsonpath='{.metadata.annotations.rke\.cattle\.io/internal-ip }')
+ if [ $internal_ip != $external_ip ]; then
+ echo $external_ip
+ fi
+ done
}
generate_config_map()
@@ -56,32 +58,32 @@ CNFEOF
}
generate_config_from_single_addr() {
- generate_config_map "$1 - $1"
+ generate_config_map "$1 - $1"
}
install_metallb() {
- kubectl apply -f https://raw.githubusercontent.com/google/metallb/v0.9.3/manifests/namespace.yaml
- kubectl apply -f https://raw.githubusercontent.com/google/metallb/v0.9.3/manifests/metallb.yaml
- # Only when install
- kubectl create secret generic -n metallb-system memberlist --from-literal=secretkey="$(openssl rand -base64 128)"
+ kubectl apply -f https://raw.githubusercontent.com/google/metallb/v0.9.3/manifests/namespace.yaml
+ kubectl apply -f https://raw.githubusercontent.com/google/metallb/v0.9.3/manifests/metallb.yaml
+ # Only when install
+ kubectl create secret generic -n metallb-system memberlist --from-literal=secretkey="$(openssl rand -base64 128)"
}
automatic_configuration() {
- install_metallb
- generate_config_from_single_addr $(find_nodes_with_external_addrs)
+ install_metallb
+ generate_config_from_single_addr $(find_nodes_with_external_addrs)
}
manual_configuration() {
- install_metallb
- generate_config_map $@
+ install_metallb
+ generate_config_map $@
}
if [ $# -eq 1 ] && [ "$1" = "-h" ]; then
- usage
+ usage
if [ $# -eq 1 ] && [ "$1" = "--help" ]; then
- usage
+ usage
elif [ $# -eq 0 ]; then
- automatic_configuration
+ automatic_configuration
else
- manual_configuration $@
+ manual_configuration $@
fi