From 18e60cc89ec12bc8e8033f4e2ae20606fb0b9586 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gardais=20J=C3=A9r=C3=A9my?=
 <jeremy.gardais@univ-rennes1.fr>
Date: Fri, 17 Aug 2018 10:58:07 +0200
Subject: [PATCH] Redirect stdout to a file for debug messages

---
 xymon/xymon.libs.alert.sh | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/xymon/xymon.libs.alert.sh b/xymon/xymon.libs.alert.sh
index 373a1f1..4e8baae 100755
--- a/xymon/xymon.libs.alert.sh
+++ b/xymon/xymon.libs.alert.sh
@@ -41,30 +41,31 @@ systemd-timesync:
 See http://localhost/xymon-cgi/svcstatus.sh?HOST=HOST.DOMAIN.ORG&SERVICE=libs"
 
 temp_dir=$(mktemp -d -t xymon-libs-alert-XXXXXX.tmp)
+debug_stdout="${temp_dir}/debug.stdout"
 service_list="${temp_dir}/services.error.list"
 # }}}
 
-[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : ${BBHOSTNAME} — ${BBSVCNAME} error"
-
 # Temp dir for this alert
 if [ ! -d "${temp_dir}" ] ; then
 	mkdir -p -- "${temp_dir}"
-	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : ${temp_dir} — created."
 fi
 
+[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : ${BBHOSTNAME} — ${BBSVCNAME} error" > "${debug_stdout}"
+
 # Check if host need to reboot
 if echo "${BBALPHAMSG}" | grep -qE "\\&yellow Machine should be reboot.*" ; then
-	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test kernel — The host need to be rebooted."
+	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test kernel — The host need to be rebooted." >> "${debug_stdout}"
 fi
 
 # Check if a service need to restart
 if echo "${BBALPHAMSG}" | grep -qE "\\&yellow The following processes.*" ; then
-	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — Some services need to be restarted."
+	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — Some services need to be restarted." >> "${debug_stdout}"
 	# Get the list of binaries path
 	echo "${BBALPHAMSG}" | sed -n 's/^  \(\/.*\) (.*)/\1/p' > "${service_list}"
 
 	while IFS= read -r bin_path; do
-		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ${bin_path} use old libs."
+		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ${bin_path} use old libs." >> "${debug_stdout}"
+		# Match binaries path and services name {{{
 		case "${bin_path}" in
 			# Arpwatch
 			'/usr/sbin/arpwatch' )
@@ -99,15 +100,17 @@ if echo "${BBALPHAMSG}" | grep -qE "\\&yellow The following processes.*" ; then
 				process="NOT.MANAGED"
 				;;
 		esac
-		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ${process} need to be restarted."
-		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ssh -o StrictHostKeyChecking=no ${REMOTE_SSH_USER}@${BBHOSTNAME} sudo systemctl restart ${process}.service"
+		# }}}
+
+		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ${process} need to be restarted." >> "${debug_stdout}"
+		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : while bin_path loop — ssh -o StrictHostKeyChecking=no ${REMOTE_SSH_USER}@${BBHOSTNAME} sudo systemctl restart ${process}.service" >> "${debug_stdout}"
 	done < "${service_list}"
 
 	# Also restart xymon-client service
-	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — xymon-client also need to be restarted."
-	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — ssh -o StrictHostKeyChecking=no ${REMOTE_SSH_USER}@${BBHOSTNAME} sudo systemctl restart xymon-client.service"
+	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — xymon-client also need to be restarted." >> "${debug_stdout}"
+	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test service — ssh -o StrictHostKeyChecking=no ${REMOTE_SSH_USER}@${BBHOSTNAME} sudo systemctl restart xymon-client.service" >> "${debug_stdout}"
 fi
 
-rm -rf -- "${temp_dir}"
+[ "${DEBUG}" -eq "0" ] || rm -rf -- "${temp_dir}"
 
 exit 0