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-rw-r--r--kubernetes/common/cassandra/resources/config/docker-entrypoint.sh7
1 files changed, 5 insertions, 2 deletions
diff --git a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
index 5b652228a6..ff1908c1bb 100644
--- a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
+++ b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+
set -e
# first arg is `-f` or `--some-option`
@@ -71,7 +72,8 @@ if [ "$1" = 'cassandra' ]; then
authenticator \
; do
var="CASSANDRA_${yaml^^}"
- val="${!var}"
+ # eval presents no security issue here because of limited possible values of var
+ eval val=\$$var
if [ "$val" ]; then
_sed-in-place "$CASSANDRA_CONFIG/cassandra.yaml" \
-r 's/^(# )?('"$yaml"':).*/\2 '"$val"'/'
@@ -80,7 +82,8 @@ if [ "$1" = 'cassandra' ]; then
for rackdc in dc rack; do
var="CASSANDRA_${rackdc^^}"
- val="${!var}"
+ # eval presents no security issue here because of limited possible values of var
+ eval val=\$$var
if [ "$val" ]; then
_sed-in-place "$CASSANDRA_CONFIG/cassandra-rackdc.properties" \
-r 's/^('"$rackdc"'=).*/\1 '"$val"'/'