import os import infra.basetest # gitlab-runner: xlarge class TestMariaDB(infra.basetest.BRTest): # We use a specific configuration for: # - using Aarch64, to have more than 256MB memory, # - to have an ext4 rootfs image exposed as a virtio storage # (rather than cpio initrd). This will save some memory, as the # rootfs image is big. config = \ """ BR2_aarch64=y BR2_TOOLCHAIN_EXTERNAL=y BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0" BR2_LINUX_KERNEL=y BR2_LINUX_KERNEL_CUSTOM_VERSION=y BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.1.78" BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config" BR2_PACKAGE_MARIADB=y BR2_PACKAGE_MARIADB_SERVER=y BR2_TARGET_ROOTFS_EXT2=y BR2_TARGET_ROOTFS_EXT2_4=y BR2_TARGET_ROOTFS_EXT2_SIZE="512M" # BR2_TARGET_ROOTFS_TAR is not set """ # Configuration for the test db_adminuser = "root" db_admin = "mysql" db_user = "br_user" db_name = "br_database" backup_file = "dump.sql" def run_user_db_query(self, user, database, query, opts=None): cmd = f"mariadb --user={user} --database={database}" cmd += f' --execute="{query}"' if opts is not None: cmd += " " + opts self.assertRunOk(cmd) def run_admin_sql_query(self, query, opts=None): self.run_user_db_query(self.db_adminuser, self.db_admin, query, opts) def run_sql_query(self, query, opts=None): self.run_user_db_query(self.db_user, self.db_name, query, opts) def cleanup_database(self): # This cleanup is useful when run-test -k is used. It makes # this test idempotent. Since the drive storage is preserved # between reboots, this cleanup will prevent errors during the # user/db creation. # Drop the test database, if it exists. sql_query = f"DROP USER IF EXISTS {self.db_user}@localhost;" self.run_admin_sql_query(sql_query) # Drop the test user, if it exists. sql_query = f"DROP DATABASE IF EXISTS {self.db_name};" self.run_admin_sql_query(sql_query) def create_tables(self): sql_query = "CREATE TABLE fruits (" sql_query += "id integer PRIMARY KEY, name varchar(16) NOT NULL);" self.run_sql_query(sql_query) sql_query = "CREATE TABLE colors (" sql_query += "id integer PRIMARY KEY, name varchar(16) NOT NULL);" self.run_sql_query(sql_query) sql_query = "CREATE TABLE fruit_colors (" sql_query += "fruit_id integer REFERENCES fruits(id), " sql_query += "color_id integer REFERENCES colors(id), " sql_query += "UNIQUE (fruit_id, color_id));" self.run_sql_query(sql_query) def insert_data(self): fruits = ["Banana", "Blueberry", "Orange", "Raspberry"] fruit_id = 1 for fruit in fruits: sql_query = "INSERT INTO fruits (id, name) " sql_query += f"VALUES ({fruit_id}, '{fruit}');" self.run_sql_query(sql_query) fruit_id += 1 colors = ["Blue", "Orange", "Red", "Yellow"] color_id = 1 for color in colors: sql_query = "INSERT INTO colors (id, name) " sql_query += f"VALUES ({color_id}, '{color}');" self.run_sql_query(sql_query) color_id += 1 fruit_colors = [(1, 4), (2, 1), (3, 2), (4, 3)] for fruit_color in fruit_colors: fruit_id, color_id = fruit_color sql_query = "INSERT INTO fruit_colors (fruit_id, color_id) " sql_query += f"VALUES ({fruit_id}, {color_id});" self.run_sql_query(sql_query) def query_database(self): sql_query = "SELECT " sql_query += "fruits.name AS fruit, colors.name AS color " sql_query += "FROM fruits, colors, fruit_colors " sql_query += "WHERE fruits.id = fruit_colors.fruit_id " sql_query += "AND colors.id = fruit_colors.color_id " sql_query += "ORDER BY fruit;" self.run_sql_query(sql_query) def test_run(self): drive = os.path.join(self.builddir, "images", "rootfs.ext4") kern = os.path.join(self.builddir, "images", "Image") self.emulator.boot(arch="aarch64", kernel=kern, kernel_cmdline=["root=/dev/vda console=ttyAMA0"], options=["-M", "virt", "-cpu", "cortex-a57", "-m", "2G", "-smp", "2", "-drive", f"file={drive},if=virtio,format=raw"]) self.emulator.login() # Check the server binary can execute. self.assertRunOk("mariadbd --version") # Check the client binary can execute. self.assertRunOk("mariadb --version") # Check the server is ready. self.assertRunOk("mariadb-admin ping") # Query the server version from the client. sql_query = "SELECT version();" self.run_admin_sql_query(sql_query, opts="-N -s") self.cleanup_database() # Create a new user. sql_query = f"CREATE USER {self.db_user}@localhost;" self.run_admin_sql_query(sql_query) # Create a new database. sql_query = f"CREATE DATABASE {self.db_name}" sql_query += " COMMENT = 'Test Database for Buildroot Test';" self.run_admin_sql_query(sql_query) # Grant all permission on this new database to our test user. sql_query = "GRANT ALL PRIVILEGES" sql_query += f" ON {self.db_name}.*" sql_query += f" TO {self.db_user}@localhost;" self.run_admin_sql_query(sql_query) self.create_tables() self.insert_data() self.query_database() # Update a table. sql_query = "UPDATE fruits SET name = 'Lemon' WHERE id = 1;" self.run_sql_query(sql_query) # Backup the test database. cmd = f"mariadb-dump --user={self.db_user}" cmd += f" {self.db_name} > {self.backup_file}" self.assertRunOk(cmd) # Drop all the tables. sql_query = "DROP TABLE fruit_colors, fruits, colors;" self.run_sql_query(sql_query) # Query the server status. self.assertRunOk("mariadb-admin status") # Stop the server. self.assertRunOk("/etc/init.d/S97mysqld stop") # Check the server is stopped. self.assertRunNotOk("mariadb-admin ping") # Restart the server. self.assertRunOk("/etc/init.d/S97mysqld start") # Restore the backup. cmd = f"mariadb --user={self.db_user} --database={self.db_name}" cmd += f" < {self.backup_file}" self.assertRunOk(cmd) # Query one last time our data, to check the backup # restoration succeeded. self.query_database()