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Do not crash on empty NODE_NAMES array.

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This commit is contained in:
Marcin Owsiany 2017-11-14 09:55:34 +01:00
parent c1cd70ad16
commit 310ab8c3c4
1 changed files with 5 additions and 3 deletions
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8
cluster/log-dump/log-dump.sh
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@ -219,7 +219,7 @@ function dump_masters() {
}
function dump_nodes() {
local node_names
local node_names=()
if [[ -n "${1:-}" ]]; then
echo "Dumping logs for nodes provided as args to dump_nodes() function"
node_names=( "$@" )
@ -232,7 +232,9 @@ function dump_nodes() {
else
echo "Detecting nodes in the cluster"
detect-node-names &> /dev/null
node_names=( "${NODE_NAMES[@]}" )
if [[ -n "${NODE_NAMES:-}" ]]; then
node_names=( "${NODE_NAMES[@]}" )
fi
fi
if [[ "${#node_names[@]}" == 0 ]]; then
@ -283,7 +285,7 @@ function dump_nodes_with_logexporter() {
echo "Detecting nodes in the cluster"
detect-node-names &> /dev/null
if [[ "${#NODE_NAMES[@]}" == 0 ]]; then
if [[ -z "${NODE_NAMES:-}" ]]; then
echo "No nodes found!"
return
fi