67 lines
1.2 KiB
Bash
67 lines
1.2 KiB
Bash
is_set() {
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local var=$1
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[[ -n $var ]]
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}
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is_zero() {
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local var=$1
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[[ -z $var ]]
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}
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file_exist() {
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local file=$1
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[[ -e $file ]]
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}
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is_true() {
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local var=${1,,}
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local choices=("yes" "1" "y" "true")
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for ((i=0;i < ${#choices[@]};i++)) {
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[[ "${choices[i]}" == $var ]] && return 0
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}
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return 1
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}
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# overwrite this function to get hostname from other sources
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# like dns or etcd
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get_nodename() {
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echo ${HOSTNAME}
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}
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join_cluster() {
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local cluster_node=$1
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is_zero ${cluster_node} \
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&& exit 0
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echo "Join cluster..."
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local erlang_node_name=${ERLANG_NODE%@*}
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local erlang_cluster_node="${erlang_node_name}@${cluster_node}"
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response=$(${EJABBERDCTL} ping ${erlang_cluster_node})
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while [ "$response" != "pong" ]; do
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echo "Waiting for ${erlang_cluster_node}..."
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sleep 2
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response=$(${EJABBERDCTL} ping ${erlang_cluster_node})
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done
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echo "Join cluster at ${erlang_cluster_node}... "
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NO_WARNINGS=true ${EJABBERDCTL} join_cluster $erlang_cluster_node
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if [ $? -eq 0 ]; then
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touch ${CLUSTER_NODE_FILE}
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else
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echo "cloud not join cluster"
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exit 1
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fi
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}
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