From: Ralph Boehme <slow@samba.org>
Date: Fri, 28 Feb 2020 12:02:43 +0000 (+0100)
Subject: ctdb: add tail logs option to local_daemons.sh
X-Git-Tag: ldb-2.2.0~1537
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c2dba1f53b28b4f71ebe62a034e2201b89d9592b;p=thirdparty%2Fsamba.git

ctdb: add tail logs option to local_daemons.sh

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Martin Schwenke <martin@meltin.net>

Autobuild-User(master): Martin Schwenke <martins@samba.org>
Autobuild-Date(master): Sat Feb 29 08:02:50 UTC 2020 on sn-devel-184
---

diff --git a/ctdb/tests/local_daemons.sh b/ctdb/tests/local_daemons.sh
index a67055a9337..6724cdb3b71 100755
--- a/ctdb/tests/local_daemons.sh
+++ b/ctdb/tests/local_daemons.sh
@@ -438,6 +438,22 @@ local_daemons_print_log ()
 
 }
 
+local_daemons_tail_log ()
+{
+	if [ $# -ne 1 ] || [ "$1" = "-h" ] ; then
+		local_daemons_generic_usage "tail-log"
+	fi
+
+	_nodes="$1"
+	shift
+
+	onnode_common
+
+	# shellcheck disable=SC2016
+	# $CTDB_BASE must only be expanded under onnode, not in top-level shell
+	tail -f $(onnode -q "$_nodes" 'echo ${CTDB_BASE}/log.ctdb')
+}
+
 usage ()
 {
 	cat <<EOF
@@ -450,6 +466,7 @@ Commands:
   onnode         Run a command in the environment of specified daemon(s)
   print-socket   Print the Unix domain socket used by specified daemon(s)
   print-log      Print logs for specified daemon(s) to stdout
+  tail-log       Follow logs for specified daemon(s) to stdout
 
 All commands use <directory> for daemon configuration
 
@@ -475,5 +492,6 @@ stop) local_daemons_stop "$@" ;;
 onnode) local_daemons_onnode "$@" ;;
 print-socket) local_daemons_print_socket "$@" ;;
 print-log) local_daemons_print_log "$@" ;;
+tail-log) local_daemons_tail_log "$@" ;;
 *) usage ;;
 esac