use safer mktemp

bin/bubble_common

@@ -35,13 +35,13 @@ function handle_help_request () {
 function make_temp () {
   prefix="${1}"
   suffix="${2}"
-  echo "$(mktemp ${prefix}.XXXXXXXX${suffix})"
+  echo "$(mktemp ${prefix}.${suffix}.XXXXXXXX)"
 }
 
 function make_temp_dir () {
   prefix="${1}"
   suffix="${2}"
-  echo "$(mktemp -d ${prefix}.XXXXXXXX${suffix})"
+  echo "$(mktemp -d ${prefix}.${suffix}.XXXXXXXX)"
 }
 
 function quote_args () {

bubble-server/src/main/resources/packer/roles/bubble/files/bubble_restore_monitor.sh

@@ -71,7 +71,7 @@ cp ${RESTORE_BASE}/bubble.jar ${BUBBLE_HOME}/api/bubble.jar
 
 # set wasRestored flag in self_node.json
 log "Adding wasRestored=true to ${SELF_NODE}"
-TEMP_SELF=$(mktemp /tmp/self_node.XXXXXXX.json)
+TEMP_SELF=$(mktemp /tmp/self_node.json.XXXXXXX)
 cat ${BUBBLE_SELF_NODE} | jq '.wasRestored = true' > ${TEMP_SELF} || die "Error adding 'wasRestored' flag to ${SELF_NODE}"
 cat ${TEMP_SELF} > ${BUBBLE_SELF_NODE} || die "Error rewriting ${SELF_NODE}"