From b5d4ed519dec1836246190e5af84b4a8c4543dd4 Mon Sep 17 00:00:00 2001
From: coolneng <akasroua@gmail.com>
Date: Mon, 8 Feb 2021 02:19:07 +0100
Subject: [PATCH] Add MySQL and alembic

---
 mysql_creation.sql | 11 ++++++++++
 psql_creation.sql  |  6 ++----
 shell.nix          | 51 ++++++++++++++++++++++++++++++++++------------
 3 files changed, 51 insertions(+), 17 deletions(-)
 create mode 100644 mysql_creation.sql

diff --git a/mysql_creation.sql b/mysql_creation.sql
new file mode 100644
index 0000000..4f31025
--- /dev/null
+++ b/mysql_creation.sql
@@ -0,0 +1,11 @@
+CREATE DATABASE odyfo CHARACTER SET utf8mb4;
+
+CREATE DATABASE test_odyfo CHARACTER SET utf8mb4;
+
+USE odyfo;
+
+source databases/production_db.sql;
+
+USE test;
+
+source databases/test_db.sql;
diff --git a/psql_creation.sql b/psql_creation.sql
index d9b2a1d..b3ccca0 100644
--- a/psql_creation.sql
+++ b/psql_creation.sql
@@ -1,5 +1,3 @@
-CREATE ROLE odyfo WITH LOGIN PASSWORD 'rajjout';
+CREATE DATABASE odyfo;
 
-CREATE DATABASE odyfo WITH OWNER odyfo;
-
-CREATE DATABASE test_odyfo WITH OWNER odyfo;
+CREATE DATABASE test_odyfo;
diff --git a/shell.nix b/shell.nix
index 40614cd..8eefc0e 100644
--- a/shell.nix
+++ b/shell.nix
@@ -3,34 +3,59 @@
 with pkgs;
 
 let
-  sql_file = "psql_creation.sql";
-  data_dir = "$(pwd)/.pgdata";
-  origin = "odyfo.db";
+  psql_file = "psql_creation.sql";
+  psql_dir = "$(pwd)/.pgdata";
+  mysql_file = "databases/mysql_creation.sql";
+  mysql_dir = "$(pwd)/.mysql";
+  socket = "${mysql_dir}/mysql.sock";
+  origin = "mysql:///odyfo";
+  destination = "postgresql:///odyfo";
 
 in mkShell {
-  buildInputs = [ postgresql pgloader ];
+  buildInputs = [
+    postgresql
+    mysql57
+    pgloader
+    python38Packages.alembic
+    python38Packages.pymysql
+  ];
 
   shellHook = ''
     trap "kill 0" EXIT
-    export PGDATA="${data_dir}"
-    export PGHOST="${data_dir}"
+    export PGDATA="${psql_dir}"
+    export PGHOST="${psql_dir}"
 
-    if [ ! -d ${data_dir} ]; then
+    # Initialize PostgreSQL
+    if [ ! -d ${psql_dir} ]; then
       initdb --auth-local=trust --no-locale --encoding=UTF8
     fi
 
     if ! pg_ctl status; then
-      pg_ctl start -o "--unix_socket_directories=${data_dir} --listen_addresses='''"
+      pg_ctl start -o "--unix_socket_directories=${psql_dir} --listen_addresses='''"
     fi
 
-    if [ ! -d ${data_dir} ]; then
-      psql -d postgres -f ${sql_file}
+    if [ ! -d ${psql_dir} ]; then
+      psql -d postgres -f ${psql_file}
+    fi
+
+    # Initialize MySQL
+    if [ ! -d ${mysql_dir} ]; then
+      mysqld --datadir="${mysql_dir}" --socket="${socket}" --initialize-insecure
+    fi
+
+    mysqld --datadir="${mysql_dir}" --socket="${socket}" --skip-networking &
+    sleep 5
+
+    if [ ! -d ${mysql_dir} ]; then
+      mysql --socket="${socket}" -u root < ${mysql_file}
     fi
 
     alias psql='psql -d postgres'
-    alias nuke='rm -rf ${data_dir}'
+    alias mysql='mysql --socket="${socket}" -u root'
+    alias nuke='rm -rf ${psql_dir} ${mysql_dir}'
 
-    pgloader ${origin} postgresql:///odyfo
-    pg_dump odyfo > migrated_db.sql
+    alembic upgrade head
+    pgloader ${origin} ${destination}
+    pg_dump odyfo > databases/migrated_db.sql
   '';
 }