From 14d10bc21087e3734d4e7ac15883c76d0cd19818 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Sat, 17 Mar 2018 21:07:38 +0100
Subject: MySQL 5.7 with Galera (produced as combination of standard MySQL
 container and openshift-mariadb-galera by adfinis-sygroup)

---
 .../share/container-scripts/mysql/galera-common.sh | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 root-galera/usr/share/container-scripts/mysql/galera-common.sh

(limited to 'root-galera/usr/share/container-scripts/mysql/galera-common.sh')

diff --git a/root-galera/usr/share/container-scripts/mysql/galera-common.sh b/root-galera/usr/share/container-scripts/mysql/galera-common.sh
new file mode 100644
index 0000000..b4d90e5
--- /dev/null
+++ b/root-galera/usr/share/container-scripts/mysql/galera-common.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+
+source ${CONTAINER_SCRIPTS_PATH}/common.sh
+
+# Initialize the MySQL database (create user accounts and the initial database)
+function initialize_galera_database() {
+  log_info 'Initializing database ...'
+  if [[ "$MYSQL_VERSION" < "5.7" ]] ; then
+    # Using --rpm since we need mysql_install_db behaves as in RPM
+    log_info 'Running mysql_install_db ...'
+    mysql_install_db --rpm --datadir=$MYSQL_DATADIR
+  else
+    log_info "Running mysqld --initialize-insecure ..."
+    ${MYSQL_PREFIX}/libexec/mysqld --wsrep-on=OFF --wsrep-provider=none  --initialize-insecure --datadir=$MYSQL_DATADIR --ignore-db-dir=lost+found "$@"
+  fi
+  
+  start_local_mysql --wsrep-on=OFF --wsrep-provider=none  "$@"
+
+  if [ -v MYSQL_RUNNING_AS_SLAVE ]; then
+    log_info 'Initialization finished'
+    return 0
+  fi
+
+  # Do not care what option is compulsory here, just create what is specified
+  if [ -v MYSQL_USER ]; then
+    log_info "Creating user specified by MYSQL_USER (${MYSQL_USER}) ..."
+mysql $mysql_flags <<EOSQL
+    CREATE USER '${MYSQL_USER}'@'%' IDENTIFIED BY '${MYSQL_PASSWORD}';
+EOSQL
+  fi
+
+  if [ -v MYSQL_DATABASE ]; then
+    log_info "Creating database ${MYSQL_DATABASE} ..."
+    mysqladmin $admin_flags create "${MYSQL_DATABASE}"
+    if [ -v MYSQL_USER ]; then
+      log_info "Granting privileges to user ${MYSQL_USER} for ${MYSQL_DATABASE} ..."
+mysql $mysql_flags <<EOSQL
+      GRANT ALL ON \`${MYSQL_DATABASE}\`.* TO '${MYSQL_USER}'@'%' ;
+      FLUSH PRIVILEGES ;
+EOSQL
+    fi
+  fi
+
+  if [ -v MYSQL_ROOT_PASSWORD ]; then
+    log_info "Setting password for MySQL root user ..."
+    # for 5.6 and lower we use the trick that GRANT creates a user if not exists
+    # because IF NOT EXISTS clause does not exist in that versions yet
+    if [[ "$MYSQL_VERSION" > "5.6" ]] ; then
+      mysql $mysql_flags <<EOSQL
+        CREATE USER IF NOT EXISTS 'root'@'%';
+EOSQL
+    fi
+mysql $mysql_flags <<EOSQL
+    GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '${MYSQL_ROOT_PASSWORD}' WITH GRANT OPTION;
+EOSQL
+  fi
+  log_info 'Initialization finished'
+
+  # remember that the database was just initialized, it may be needed on other places
+  export MYSQL_DATADIR_FIRST_INIT=true
+}
-- 
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