TT#65907 Convert EXTRA_CONFIG_FILES from string to array to make shellcheck happy here

Otherwise:
> warning: Brace expansions and globs are literal in assignments. Quote it or use an array. [SC2125]

Change-Id: I5a209cc1b50cea37e13aef40dfbd86c6178b53dc

functions/main

@@ -100,7 +100,7 @@ fi
 
 if [ -d "${EXTRA_CONFIG_DIR:-}" ] && ls "${EXTRA_CONFIG_DIR}"/*.yml &>/dev/null ; then
   log_debug "EXTRA_CONFIG_DIR is configured and *.yml files are present, setting EXTRA_CONFIG_FILES"
-  EXTRA_CONFIG_FILES="${EXTRA_CONFIG_DIR}"/*.yml
+  EXTRA_CONFIG_FILES=("${EXTRA_CONFIG_DIR}"/*.yml)
 fi
 
 ## }}}

helper/build_config

@@ -116,7 +116,7 @@ else
   fi
 
   log_info "NOTE: Check those files for valid syntax and encoding:"
-  for f in "${input_file}" ${host_conf:-} ${local_conf:-} "$NGCPCTL_CONFIG" "${NETWORK_CONFIG:-}" ${EXTRA_CONFIG_FILES:-} "$CONSTANTS_CONFIG" ; do
+  for f in "${input_file}" ${host_conf:-} ${local_conf:-} "$NGCPCTL_CONFIG" "${NETWORK_CONFIG:-}" "${EXTRA_CONFIG_FILES[@]}" "$CONSTANTS_CONFIG" ; do
     [ -r "$f" ] && log_info "$f"
   done
   log_info "Running /usr/share/ngcp-ngcpcfg/helper/tt2-wrapper <file>"

scripts/build

@@ -50,7 +50,7 @@ rm -f "${NGCP_SOCKETFILE}"
 "${HELPER}"/tt2-daemon
 
 # Load all the configs in proper order and check their avialability and valid YAML syntax
-for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} ${EXTRA_CONFIG_FILES:-} ${CONSTANTS_CONFIG:-} ; do
+for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} "${EXTRA_CONFIG_FILES[@]}" ${CONSTANTS_CONFIG:-} ; do
   if [ -r "$f" ] ; then
     if ! "${HELPER}/tt2-wrapper" "/dev/null" "${f}" ; then
       log_error "tt2-daemon cannot load ${f}:"
@@ -85,15 +85,13 @@ else
 
   trigger_rebuild=false
 
-  if [ -n "${EXTRA_CONFIG_FILES:-}" ] ; then
-    for file in $EXTRA_CONFIG_FILES ; do
-      if git diff-index --name-only HEAD | grep -qe -- "$(basename "$file")" ; then
-	log_debug "modification in EXTRA_CONFIG_FILES file $file found"
-        trigger_rebuild=true
-        break # no reason for further checks
-      fi
-    done
-  fi
+  for file in "${EXTRA_CONFIG_FILES[@]}" ; do
+    if git diff-index --name-only HEAD | grep -qe -- "$(basename "$file")" ; then
+      log_debug "modification in EXTRA_CONFIG_FILES file ${file} found"
+      trigger_rebuild=true
+      break # no reason for further checks
+    fi
+  done
 
   if git diff-index --name-only HEAD | grep -q \
          -e "$(basename "$NGCPCTL_CONFIG")" \
@@ -151,7 +149,7 @@ killall tt2-daemon 2>/dev/null || true
 rm -f "${NGCP_SOCKETFILE}"
 
 # Apply configured file ownership and permissions
-for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${EXTRA_CONFIG_FILES:-} ; do
+for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} "${EXTRA_CONFIG_FILES[@]}" ; do
   if [ ! -f "${f}" ]; then
     continue
   fi

scripts/check

@@ -229,7 +229,7 @@ check_shared_storage() {
 }
 
 if [ "$*" = "" ] ; then
-  config_files="${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} ${EXTRA_CONFIG_FILES:-} ${CONSTANTS_CONFIG:-}"
+  config_files="${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} ${EXTRA_CONFIG_FILES[*]} ${CONSTANTS_CONFIG:-}"
 else
   config_files="$*"
 fi

scripts/values

@@ -54,7 +54,7 @@ rm -f "${NGCP_SOCKETFILE}"
 "${HELPER}"/tt2-daemon --quiet
 
 # Load all the configs in proper order and check their avialability and valid YAML syntax
-for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} ${EXTRA_CONFIG_FILES:-} ${CONSTANTS_CONFIG:-} ; do
+for f in ${NGCPCTL_CONFIG:-} ${HOST_CONFIG:-} ${LOCAL_CONFIG:-} ${NETWORK_CONFIG:-} "${EXTRA_CONFIG_FILES[@]}" ${CONSTANTS_CONFIG:-} ; do
   if [ -r "$f" ] ; then
     if ! "${HELPER}/tt2-wrapper" "/dev/null" "${f}" ; then
       log_error "tt2-daemon cannot load ${f}:"