[ADD][WIP] copydb (pseudo click-odoo function

README.md

@@ -29,8 +29,9 @@ and provides helpers to run (and replay) migrations until it works.
 
 **Prerequites:**
 
+* The tools run on debian system
 * You should have docker installed on your system
-* the tools run on debian system
+* Some features require extra packages. To have all the features available run:
 
 **Installation:**
 

odoo_openupgrade_wizard/cli/cli.py

@@ -9,6 +9,7 @@ from click_loglevel import LogLevel
 from loguru import logger
 
 import odoo_openupgrade_wizard
+from odoo_openupgrade_wizard.cli.cli_copydb import copydb
 from odoo_openupgrade_wizard.cli.cli_docker_build import docker_build
 from odoo_openupgrade_wizard.cli.cli_estimate_workload import estimate_workload
 from odoo_openupgrade_wizard.cli.cli_execute_script_python import (
@@ -103,6 +104,7 @@ def main(ctx, env_folder, filestore_folder, log_level):
         raise
 
 
+main.add_command(copydb)
 main.add_command(docker_build)
 main.add_command(estimate_workload)
 main.add_command(execute_script_python)

odoo_openupgrade_wizard/cli/cli_copydb.py

@@ -0,0 +1,26 @@
+import click
+
+from odoo_openupgrade_wizard.tools import (
+    tools_click_odoo_contrib as click_odoo_contrib,
+)
+
+
+@click.command()
+@click.option(
+    "-s",
+    "--source",
+    type=str,
+    help="Name of the database to copy",
+)
+@click.option(
+    "-d",
+    "--dest",
+    type=str,
+    help="Name of the new database",
+)
+@click.pass_context
+def copydb(ctx, source, dest):
+    """Create an Odoo database by copying an existing one.
+    it will copy the postgres database and the filestore.
+    """
+    click_odoo_contrib.copydb(ctx, source, dest)

odoo_openupgrade_wizard/tools/tools_click_odoo_contrib.py

@@ -0,0 +1,13 @@
+from odoo_openupgrade_wizard.tools.tools_postgres import (
+    ensure_database,
+    execute_sql_request,
+)
+
+
+def copydb(ctx, source, dest):
+    # drop database if exist
+    ensure_database(ctx, dest, state="absent")
+
+    # Copy database
+    request = f"CREATE DATABASE {dest} WITH TEMPLATE {source};"
+    execute_sql_request(ctx, request)