ctdb-scripts: Avoid ShellCheck warning SC2162

  SC2162 read without -r will mangle backslashes.

Signed-off-by: Martin Schwenke <mschwenke@ddn.com>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>

diff --git a/ctdb/config/functions b/ctdb/config/functions
index 640e0133324c77e177176b2643ae60d9ffa1882e..7dcd270835793d696ddee5e9766b165c02810714 100755 (executable)
--- a/ctdb/config/functions
+++ b/ctdb/config/functions
@@ -331,7 +331,7 @@ assert_service_name()
 ######################################################
 ctdb_check_directories_probe()
 {
-       while IFS="" read d; do
+       while IFS="" read -r d; do
                case "$d" in
                *%*)
                        continue
@@ -434,7 +434,7 @@ kill_tcp_connections()
                _connections=""
                _nl="
 "
-               while read _dst _src; do
+               while read -r _dst _src; do
                        _destport="${_dst##*:}"
                        __oneway=$_oneway
                        case $_destport in
@@ -618,7 +618,7 @@ drop_all_public_ips()
 {
        # _x is intentionally ignored
        # shellcheck disable=SC2034
-       while read _ip _x; do
+       while read -r _ip _x; do
                case "$_ip" in
                \#*) continue ;;
                esac
@@ -919,7 +919,7 @@ nfs_callout_register()
        _t=$("$CTDB_NFS_CALLOUT" "register")
        if [ -n "$_t" ]; then
                echo "$_t" |
-                       while IFS="" read _op; do
+                       while IFS="" read -r _op; do
                                touch "${nfs_callout_cache_ops}/${_op}"
                        done
        else
@@ -932,7 +932,7 @@ nfs_callout()
        # Re-run registration if $CTDB_NFS_CALLOUT has changed
        _prev=""
        if [ -r "$nfs_callout_cache_callout" ]; then
-               read _prev <"$nfs_callout_cache_callout"
+               read -r _prev <"$nfs_callout_cache_callout"
        fi
        if [ "$CTDB_NFS_CALLOUT" != "$_prev" ]; then
                nfs_callout_register