modif pour mise en place avancé de mariadb

1 files changed, 174 insertions, 0 deletions

diff --git a/Services/mariadb/sx/mariadb.sh b/Services/mariadb/sx/mariadb.sh
new file mode 100644
index 0000000..af6124b
--- /dev/null
+++ b/Services/mariadb/sx/mariadb.sh
@@ -0,0 +1,174 @@
+#!/bin/bash
+
+export TERM=dumb
+export logfile="/var/log/mysql/mysqld.log"
+
+# Begin configuration before starting daemonized process
+# redirect mysql.log to /dev/stderr
+function begin_config {
+    echo "=> Begin mariadb configuration for host $HOSTNAME"
+    ln -s /dev/stderr $logfile
+    if [ "$(ls -1 /var/lib/mysql | wc -l)" -le "3"  ]; then
+        echo "=> directory /var/lib/mysql is empty, start mysql installation ..."
+        install_db
+    else 
+        echo "=> data found in /var/lib/mysql, skip mysql installation ..."
+    fi;
+    if [ ! -f /var/lib/mysql/mysql.sock ]; then
+        echo "=> mysqld is not running, start server ..."
+        start_server
+    else
+        echo "=> mysqld is already running ..."
+    fi;
+    update_rootuser
+}
+
+# End configuration process just before starting daemon
+# stop output of mysql.log to /dev/stderr and create mysql.log file
+function end_config {
+    stop_server
+    rm $logfile
+    touch $logfile
+    echo "=> End mariadb configuration ..."
+}
+
+# Preform installation of database structure. Must be used when no
+# database is already set
+function install_db {
+    echo "===> Installing mariadb databases ..."
+    mysql_install_db -u mysql > /dev/null 2>&1
+    chown -R mysql:mysql /var/lib/mysql
+}
+
+# Start the mysqld server in background. Used to perform config
+# against the database structure such as user creation
+function start_server {
+    echo "===> Starting mariadb server ..."
+    /usr/bin/mysqld_safe > /dev/null 2>&1 &
+    sleep 8
+}
+
+# Stop the mysqld server running in background. 
+function stop_server {
+    echo "===> Stopping mariadb server ..."
+    killall mysqld mysqld_safe
+    sleep 8
+}
+
+# Start the mysqld server as a deamon and execute it inside 
+# the running shell
+function start_daemon {
+    echo "=> Starting mariadb daemon ..."
+    exec /usr/libexec/mysqld
+}
+
+# Set new root password and grant permissions to all databases
+function update_rootuser {
+    if [ "$mysql_newadminpwd" = "" ]; then
+       export mysql_newadminpwd=$(pwgen 13 1);
+    fi
+    local n=$mysql_newadminpwd;
+    echo "===> Update root user password and permission"
+    mysqladmin -u root password $n
+    mysql -u root -p$n -e "GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '$n' WITH GRANT OPTION; FLUSH PRIVILEGES;"
+    unset mysql_newadminpwd;
+    export MARIADB_ROOTPWD=$n;
+    echo "========================================================================";
+    echo "You can now connect to this MariaDB Server using the following credentials:";
+    echo " ";
+    echo "        user type : administrator";
+    echo "        username  : root";
+    echo "        password  : $n";
+    echo " ";
+    echo "        mysql -u root -p$n";
+    echo "========================================================================";
+    echo " ";
+    return 0
+}
+
+# Find all sqlfiles in /tmp/ and import then using admin user
+function import_sqlfiles {
+    local filedir=$1; local p=$MARIADB_ROOTPWD;
+    if [ "$(ls -1 $filedir | wc -l)" -ge "1"  ]; then
+        echo "=> Found SQL files to import ..."
+        for filename in "$filedir"; do
+                import_sqlfile $filename
+        done;
+    fi;
+    return 0
+}
+
+# Find all sqlfiles in /tmp/ and import then using admin user
+function import_sqlfile {
+    local filename=$1; local p=$MARIADB_ROOTPWD;
+    if [ -f "$filename" ]; then
+        echo "===> Importing sql file : $filename"
+        mysql -u root -p$p < $filename
+    else 
+        echo "====> Could not find sql file $filename. Skip import..."
+    fi;
+    return 0
+}
+
+# Set new root password and grant permissions to all databases
+function create_userdb {
+    local userdb="$1"; local pass="$2"; local p=$MARIADB_ROOTPWD;
+    if [ "$pass" = "" ]; then
+       local pass=$(pwgen 13 1);
+    fi
+    echo "===> Create new user $userdb with database $userdb"
+    mysql -u root -p$p -e "CREATE USER '$userdb'@'%';SET PASSWORD FOR '$userdb'@'%' = PASSWORD('$pass');\
+                           CREATE USER '$userdb'@'localhost';SET PASSWORD FOR '$userdb'@'localhost' = PASSWORD('$pass');\
+                           DROP DATABASE IF EXISTS $userdb; \
+                           CREATE DATABASE $userdb DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci; \
+                           GRANT ALL PRIVILEGES ON $userdb.* TO '$userdb'@'%' IDENTIFIED BY '$pass'; \
+                           GRANT ALL PRIVILEGES ON $userdb.* TO '$userdb'@'localhost' IDENTIFIED BY '$pass'; \
+                           FLUSH PRIVILEGES;"
+    echo "========================================================================";
+    echo "You can now connect to this MariaDB Server using the following credentials:";
+    echo " ";
+    echo "        user type : user ";
+    echo "        username  : $userdb ";
+    echo "        password  : $pass";
+    echo "        database  : $userdb ";
+    echo " ";
+    echo "        mysql -u $userdb -p$pass $userdb";
+    echo "========================================================================";
+    echo " ";
+    return 0
+}
+
+# Set new root password and grant permissions to all databases
+function create_user {
+    local user="$1"; local pass="$2"; local p=$MARIADB_ROOTPWD;
+    if [ "$pass" = "" ]; then
+       local pass=$(pwgen 13 1);
+    fi
+    echo "===> Create new user $user"
+    mysql -u root -p$p -e "CREATE USER '$user'@'%';SET PASSWORD FOR '$user'@'%' = PASSWORD('$pass');\
+                           CREATE USER '$user'@'localhost';SET PASSWORD FOR '$user'@'localhost' = PASSWORD('$pass');"
+    echo "========================================================================";
+    echo "You can now connect to this MariaDB Server using the following credentials:";
+    echo " ";
+    echo "        user type : user ";
+    echo "        username  : $user ";
+    echo "        password  : $pass ";
+    echo " ";
+    echo "        mysql -u $user -p$pass";
+    echo "========================================================================";
+    echo " ";
+    return 0
+}
+
+# Create a new database
+function create_db {
+    local db=$1; local p=$MARIADB_ROOTPWD;
+    echo "===> Create new database $db"
+    mysql -u root -p$p -e "CREATE DATABASE $db DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;";
+    echo "===> New database $db CREATED"
+    return 0
+}
+
+if [[ "$0" == *"mariadb.sh" && ! $1 = "" ]];then
+    eval "$@"; 
+fi
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