diff options
Diffstat (limited to 'root-galera/usr/share')
10 files changed, 217 insertions, 0 deletions
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 +} diff --git a/root-galera/usr/share/container-scripts/mysql/galera-init/60-galera-config.sh b/root-galera/usr/share/container-scripts/mysql/galera-init/60-galera-config.sh new file mode 100644 index 0000000..3b9fa31 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/galera-init/60-galera-config.sh @@ -0,0 +1,6 @@ +if [ -v POD_NAMESPACE ]; then + export MYSQL_GALERA_CLUSTER="$(hostname -f | cut -d'.' -f2)" + + log_info 'Processing basic Galera configuration files ...' + envsubst < ${CONTAINER_SCRIPTS_PATH}/galera-init/galera.cnf.template > /etc/my.cnf.d/galera.cnf +fi diff --git a/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template b/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template new file mode 100644 index 0000000..e1013d7 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template @@ -0,0 +1,15 @@ +[mysqld] +wsrep_on = ON +wsrep_provider = /usr/lib64/galera-3/libgalera_smm.so +wsrep_sst_auth=${MYSQL_GALERA_USER}:${MYSQL_GALERA_PASSWORD} +wsrep_cluster_name=${MYSQL_GALERA_CLUSTER} +#wsrep_provider_options="gcache.size=300M; gcache.page_size=300M" +wsrep_sst_method = xtrabackup-v2 +default_storage_engine = innodb +binlog_format = row + +# Performance settings +innodb_autoinc_lock_mode = 2 +innodb_flush_log_at_trx_commit = 0 +query_cache_size = 0 +query_cache_type = 0 diff --git a/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template.maria b/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template.maria new file mode 100644 index 0000000..3adbf58 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/galera-init/galera.cnf.template.maria @@ -0,0 +1,17 @@ +[galera] +wsrep_on = ON +wsrep_provider = /usr/lib64/galera/libgalera_smm.so +wsrep_sst_method = xtrabackup-v2 +default_storage_engine = innodb +binlog_format = row +innodb_autoinc_lock_mode = 2 +innodb_flush_log_at_trx_commit = 0 +query_cache_size = 0 +query_cache_type = 0 + +wsrep_sst_auth=${MYSQL_GALERA_USER}:${MYSQL_GALERA_PASSWORD} +wsrep_cluster_name=${MYSQL_GALERA_CLUSTER} + +# By default every node is standalone +wsrep_cluster_address=gcomm:// +wsrep_node_address=127.0.0.1 diff --git a/root-galera/usr/share/container-scripts/mysql/galera/cluster.cnf b/root-galera/usr/share/container-scripts/mysql/galera/cluster.cnf new file mode 100644 index 0000000..5e9d444 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/galera/cluster.cnf @@ -0,0 +1,4 @@ +[mysqld] +# By default every node is standalone +wsrep_cluster_address=gcomm:// +wsrep_node_address=127.0.0.1 diff --git a/root-galera/usr/share/container-scripts/mysql/galera/configure-galera.sh b/root-galera/usr/share/container-scripts/mysql/galera/configure-galera.sh new file mode 100755 index 0000000..05829a4 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/galera/configure-galera.sh @@ -0,0 +1,48 @@ +#! /bin/bash + +# Copyright 2016 The Kubernetes Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# This script writes out a mysql galera config using a list of newline seperated +# peer DNS names it accepts through stdin. + +# /etc/mysql is assumed to be a shared volume so we can modify my.cnf as required +# to keep the config up to date, without wrapping mysqld in a custom pid1. +# The config location is intentionally not /etc/mysql/my.cnf because the +# standard base image clobbers that location. +CFG=/etc/my.cnf.d/cluster.cnf + +function join { + local IFS="$1"; shift; echo "$*"; +} + +HOSTNAME=$(hostname) +while read -ra LINE; do + if [[ "${LINE}" == *"${HOSTNAME}"* ]]; then + MY_NAME=$LINE + fi + PEERS=("${PEERS[@]}" $LINE) +done + +if [ "${#PEERS[@]}" = 1 ]; then + WSREP_CLUSTER_ADDRESS="" +else + WSREP_CLUSTER_ADDRESS=$(join , "${PEERS[@]}") +fi + +sed -i -e "s|^wsrep_node_address=.*$|wsrep_node_address=${MY_NAME}|" ${CFG} +sed -i -e "s|^wsrep_cluster_address=.*$|wsrep_cluster_address=gcomm://${WSREP_CLUSTER_ADDRESS}|" ${CFG} + +# don't need a restart, we're just writing the conf in case there's an +# unexpected restart on the node. diff --git a/root-galera/usr/share/container-scripts/mysql/init/50-galera-passwd-change.sh b/root-galera/usr/share/container-scripts/mysql/init/50-galera-passwd-change.sh new file mode 100644 index 0000000..2844d5f --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/init/50-galera-passwd-change.sh @@ -0,0 +1,14 @@ +#!/bin/bash + +password_change() { +mysql $mysql_flags <<EOSQL + CREATE USER IF NOT EXISTS '${MYSQL_GALERA_USER}'@'localhost'; + SET PASSWORD FOR '${MYSQL_GALERA_USER}'@'localhost' = PASSWORD('${MYSQL_GALERA_PASSWORD}'); + GRANT RELOAD, LOCK TABLES, REPLICATION CLIENT ON *.* TO '${MYSQL_GALERA_USER}'@'localhost'; + UPDATE mysql.user SET Super_Priv='Y', Process_priv='Y' WHERE user='${MYSQL_GALERA_USER}' AND host='localhost'; + FLUSH PRIVILEGES; +EOSQL +} + +password_change +unset -f password_change diff --git a/root-galera/usr/share/container-scripts/mysql/init/51-extradb.sh b/root-galera/usr/share/container-scripts/mysql/init/51-extradb.sh new file mode 100644 index 0000000..c047265 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/init/51-extradb.sh @@ -0,0 +1,14 @@ +extradb() { +for db in "$MYSQL_EXTRADB"; do +mysql $mysql_flags <<EOSQL + GRANT ALL ON \`${db}\`.* TO '${MYSQL_USER}'@'%' ; + FLUSH PRIVILEGES ; +EOSQL +done; +} + +if [ -v MYSQL_EXTRADB ]; then + extradb +fi + +unset -f extradb diff --git a/root-galera/usr/share/container-scripts/mysql/init/52-super.sh b/root-galera/usr/share/container-scripts/mysql/init/52-super.sh new file mode 100644 index 0000000..9e49151 --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/init/52-super.sh @@ -0,0 +1,12 @@ +set_super() { +mysql $mysql_flags <<EOSQL + UPDATE mysql.user SET Super_Priv='Y' WHERE user='${MYSQL_USER}' AND host='%'; + FLUSH PRIVILEGES; +EOSQL +} + +if [ -v MYSQL_USER_PRIV_SUPER ]; then + set_super +fi + +unset -f set_super diff --git a/root-galera/usr/share/container-scripts/mysql/init/53-pma.sh b/root-galera/usr/share/container-scripts/mysql/init/53-pma.sh new file mode 100644 index 0000000..5644b8f --- /dev/null +++ b/root-galera/usr/share/container-scripts/mysql/init/53-pma.sh @@ -0,0 +1,26 @@ +set_pma() { +mysql $mysql_flags <<EOSQL + CREATE USER IF NOT EXISTS 'pma'@'%' IDENTIFIED BY '${MYSQL_PMA_PASSWORD}'; + ALTER USER 'pma'@'%' IDENTIFIED BY '${MYSQL_PMA_PASSWORD}'; + + GRANT USAGE ON mysql.* TO 'pma'@'%'; + GRANT SELECT ( + Host, User, Select_priv, Insert_priv, Update_priv, Delete_priv, + Create_priv, Drop_priv, Reload_priv, Shutdown_priv, Process_priv, + File_priv, Grant_priv, References_priv, Index_priv, Alter_priv, + Show_db_priv, Super_priv, Create_tmp_table_priv, Lock_tables_priv, + Execute_priv, Repl_slave_priv, Repl_client_priv + ) ON mysql.user TO 'pma'@'%'; + + GRANT SELECT ON mysql.db TO 'pma'@'%'; + #GRANT SELECT ON mysql.host TO 'pma'@'%'; + GRANT SELECT (Host, Db, User, Table_name, Table_priv, Column_priv) ON mysql.tables_priv TO 'pma'@'%'; + GRANT SELECT, INSERT, UPDATE, DELETE ON phpmyadmin.* TO 'pma'@'%'; +EOSQL +} + +if [ -v MYSQL_PMA_PASSWORD ]; then + set_pma +fi + +unset -f set_pma |