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[oom.git] / kubernetes / common / cassandra / resources / config / docker-entrypoint.sh

diff --git a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
index 5f23a89..4dcebc8 100644 (file)
--- a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
+++ b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
@@ -28,7 +28,7 @@ _ip_address() {
 }
 
 # "sed -i", but without "mv" (which doesn't work on a bind-mounted file, for example)
-_sed-in-place() {
+_sed_in_place() {
         local filename="$1"; shift
         local tempFile
         tempFile="$(mktemp)"
@@ -57,7 +57,7 @@ if [ "$1" = 'cassandra' ]; then
         fi
         : ${CASSANDRA_SEEDS:="$CASSANDRA_BROADCAST_ADDRESS"}
 
-        _sed-in-place "$CASSANDRA_CONFIG/cassandra.yaml" \
+        _sed_in_place "$CASSANDRA_CONFIG/cassandra.yaml" \
                 -r 's/(- seeds:).*/\1 "'"$CASSANDRA_SEEDS"'"/'
 
         for yaml in \
@@ -71,21 +71,21 @@ if [ "$1" = 'cassandra' ]; then
                 start_rpc \
                 authenticator \
         ; do
-                var="CASSANDRA_${yaml^^}"
+                var="CASSANDRA_$(echo $yaml | tr '[:lower:]' '[:upper:]')"
                 # eval presents no security issue here because of limited possible values of var
                 eval val=\$$var
                 if [ "$val" ]; then
-                        _sed-in-place "$CASSANDRA_CONFIG/cassandra.yaml" \
+                        _sed_in_place "$CASSANDRA_CONFIG/cassandra.yaml" \
                                 -r 's/^(# )?('"$yaml"':).*/\2 '"$val"'/'
                 fi
         done
 
         for rackdc in dc rack; do
-                var="CASSANDRA_${rackdc^^}"
+                var="CASSANDRA_$(echo $rackdc | tr '[:lower:]' '[:upper:]')"
                 # eval presents no security issue here because of limited possible values of var
                 eval val=\$$var
                 if [ "$val" ]; then
-                        _sed-in-place "$CASSANDRA_CONFIG/cassandra-rackdc.properties" \
+                        _sed_in_place "$CASSANDRA_CONFIG/cassandra-rackdc.properties" \
                                 -r 's/^('"$rackdc"'=).*/\1 '"$val"'/'
                 fi
         done