From 3cbfed8f2dd9fbf770fbabe908c94489dfb8f184 Mon Sep 17 00:00:00 2001
From: Philippe Caseiro <pcaseiro@cadoles.com>
Date: Thu, 12 Apr 2018 17:10:39 +0200
Subject: [PATCH] Correct management of leadership

---
 preservice/25-bdd-init | 13 +++++++++----
 scripts/mariadbPwd     | 28 ++++++++++++++++++----------
 2 files changed, 27 insertions(+), 14 deletions(-)

diff --git a/preservice/25-bdd-init b/preservice/25-bdd-init
index 80d88b8..2646bd6 100644
--- a/preservice/25-bdd-init
+++ b/preservice/25-bdd-init
@@ -4,16 +4,18 @@
 # and secure MariaDB installation
 #
 
-ROLE=$(CreoleGet dbClusterPosition)
+ROLE=$(CreoleGet dbClusterPosition 'Leader')
 SECURE_CMD="mysql_secure_installation"
 PASSWORD=$(pwgen -1 10)
 passwd="/usr/share/eole/sbin/mariadbPwd"
 logfile="/var/log/eole/maria-init.log"
 
-${passwd} ${PASSWORD}
+if [[ ${ROLE} == "Leader" ]]
+then
+   ${passwd} ${PASSWORD}
 
-# Run secure installation script
-${SECURE_CMD} > ${logfile} 2>&1 <<__EOF__
+   # Run secure installation script
+   ${SECURE_CMD} > ${logfile} 2>&1 <<__EOF__
 ${PASSWORD}
 y
 n
@@ -22,3 +24,6 @@ y
 y
 y
 __EOF__
+else
+   exit 0
+fi
\ No newline at end of file
diff --git a/scripts/mariadbPwd b/scripts/mariadbPwd
index 59994d5..61983a9 100644
--- a/scripts/mariadbPwd
+++ b/scripts/mariadbPwd
@@ -6,15 +6,23 @@
 cmd="mysql"
 options='--defaults-file=/etc/mysql/debian.cnf'
 
-if [[ -z ${1} ]]
+role=$(CreoleGet dbClusterRole 'Leader')
+
+if [[ ${role} == "Leader"]]
 then
-   read -s -p "New Password : " password
-   echo
+   if [[ -z ${1} ]]
+   then
+      read -s -p "New Password : " password
+      echo
+   else
+      password="${1}"
+   fi
+
+   sql="FLUSH PRIVILEGES; ALTER USER 'root'@'localhost' IDENTIFIED BY '${password}';"
+
+   ${cmd} ${options} -e "${sql}"
+   exit $?
 else
-   password="${1}"
-fi
-
-sql="FLUSH PRIVILEGES; ALTER USER 'root'@'localhost' IDENTIFIED BY '${password}';"
-
-${cmd} ${options} -e "${sql}"
-exit $?
\ No newline at end of file
+   echo "This command don't work in a MariaDB Cluster Node, try in the Leader"
+   exit 3
+fi
\ No newline at end of file