79392260d4
* fix: remove hazardous cache for autoincr * fix: move cache to redis * fix: clear all redis cache after restoring a site
83 lines
2.1 KiB
Python
83 lines
2.1 KiB
Python
import frappe
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class DbManager:
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def __init__(self, db):
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"""
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Pass root_conn here for access to all databases.
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"""
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if db:
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self.db = db
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def get_current_host(self):
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return self.db.sql("select user()")[0][0].split("@")[1]
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def create_user(self, user, password, host=None):
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host = host or self.get_current_host()
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password_predicate = f" IDENTIFIED BY '{password}'" if password else ""
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self.db.sql(f"CREATE USER '{user}'@'{host}'{password_predicate}")
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def delete_user(self, target, host=None):
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host = host or self.get_current_host()
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self.db.sql(f"DROP USER IF EXISTS '{target}'@'{host}'")
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def create_database(self, target):
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if target in self.get_database_list():
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self.drop_database(target)
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self.db.sql(f"CREATE DATABASE `{target}`")
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def drop_database(self, target):
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self.db.sql_ddl(f"DROP DATABASE IF EXISTS `{target}`")
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def grant_all_privileges(self, target, user, host=None):
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host = host or self.get_current_host()
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permissions = (
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(
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"SELECT, INSERT, UPDATE, DELETE, CREATE, DROP, INDEX, ALTER, "
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"CREATE TEMPORARY TABLES, CREATE VIEW, EVENT, TRIGGER, SHOW VIEW, "
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"CREATE ROUTINE, ALTER ROUTINE, EXECUTE, LOCK TABLES"
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)
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if frappe.conf.rds_db
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else "ALL PRIVILEGES"
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)
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self.db.sql(f"GRANT {permissions} ON `{target}`.* TO '{user}'@'{host}'")
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def flush_privileges(self):
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self.db.sql("FLUSH PRIVILEGES")
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def get_database_list(self):
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return self.db.sql("SHOW DATABASES", pluck=True)
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@staticmethod
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def restore_database(target, source, user, password):
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import os
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from shutil import which
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from frappe.utils import make_esc
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esc = make_esc("$ ")
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pv = which("pv")
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if pv:
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pipe = f"{pv} {source} |"
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source = ""
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else:
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pipe = ""
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source = f"< {source}"
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if pipe:
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print("Restoring Database file...")
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command = "{pipe} mysql -u {user} -p{password} -h{host} -P{port} {target} {source}"
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command = command.format(
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pipe=pipe,
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user=esc(user),
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password=esc(password),
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host=esc(frappe.conf.db_host),
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target=esc(target),
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source=source,
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port=frappe.conf.db_port,
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)
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os.system(command)
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frappe.cache.delete_keys("") # Delete all keys associated with this site.
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