borgmatic/tests/unit/hooks/test_mysql.py

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import logging
import pytest
from flexmock import flexmock
from borgmatic.hooks import mysql as module
def test_database_names_to_dump_passes_through_name():
extra_environment = flexmock()
log_prefix = ''
dry_run_label = ''
names = module.database_names_to_dump(
{'name': 'foo'}, extra_environment, log_prefix, dry_run_label
)
assert names == ('foo',)
def test_database_names_to_dump_queries_mysql_for_database_names():
extra_environment = flexmock()
log_prefix = ''
dry_run_label = ''
flexmock(module).should_receive('execute_command').with_args(
('mysql', '--skip-column-names', '--batch', '--execute', 'show schemas'),
output_log_level=None,
extra_environment=extra_environment,
).and_return('foo\nbar\nmysql\n').once()
names = module.database_names_to_dump(
{'name': 'all'}, extra_environment, log_prefix, dry_run_label
)
assert names == ('foo', 'bar')
def test_dump_databases_runs_mysqldump_for_each_database():
databases = [{'name': 'foo'}, {'name': 'bar'}]
processes = [flexmock(), flexmock()]
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/foo'
).and_return('databases/localhost/bar')
flexmock(module).should_receive('database_names_to_dump').and_return(('foo',)).and_return(
('bar',)
)
flexmock(module.dump).should_receive('create_named_pipe_for_dump')
for name, process in zip(('foo', 'bar'), processes):
flexmock(module).should_receive('execute_command').with_args(
(
'mysqldump',
'--add-drop-database',
'--databases',
name,
'>',
'databases/localhost/{}'.format(name),
),
shell=True,
extra_environment=None,
run_to_completion=False,
).and_return(process).once()
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == processes
def test_dump_databases_with_dry_run_skips_mysqldump():
databases = [{'name': 'foo'}, {'name': 'bar'}]
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/foo'
).and_return('databases/localhost/bar')
flexmock(module).should_receive('database_names_to_dump').and_return(('foo',)).and_return(
('bar',)
)
flexmock(module.dump).should_receive('create_named_pipe_for_dump').never()
flexmock(module).should_receive('execute_command').never()
module.dump_databases(databases, 'test.yaml', {}, dry_run=True)
def test_dump_databases_runs_mysqldump_with_hostname_and_port():
databases = [{'name': 'foo', 'hostname': 'database.example.org', 'port': 5433}]
process = flexmock()
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/database.example.org/foo'
)
flexmock(module).should_receive('database_names_to_dump').and_return(('foo',))
flexmock(module.dump).should_receive('create_named_pipe_for_dump')
flexmock(module).should_receive('execute_command').with_args(
(
'mysqldump',
'--add-drop-database',
'--host',
'database.example.org',
'--port',
'5433',
'--protocol',
'tcp',
'--databases',
'foo',
'>',
'databases/database.example.org/foo',
),
shell=True,
extra_environment=None,
run_to_completion=False,
).and_return(process).once()
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == [process]
def test_dump_databases_runs_mysqldump_with_username_and_password():
databases = [{'name': 'foo', 'username': 'root', 'password': 'trustsome1'}]
process = flexmock()
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/foo'
)
flexmock(module).should_receive('database_names_to_dump').and_return(('foo',))
flexmock(module.dump).should_receive('create_named_pipe_for_dump')
flexmock(module).should_receive('execute_command').with_args(
(
'mysqldump',
'--add-drop-database',
'--user',
'root',
'--databases',
'foo',
'>',
'databases/localhost/foo',
),
shell=True,
extra_environment={'MYSQL_PWD': 'trustsome1'},
run_to_completion=False,
).and_return(process).once()
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == [process]
def test_dump_databases_runs_mysqldump_with_options():
databases = [{'name': 'foo', 'options': '--stuff=such'}]
process = flexmock()
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/foo'
)
flexmock(module).should_receive('database_names_to_dump').and_return(('foo',))
flexmock(module.dump).should_receive('create_named_pipe_for_dump')
flexmock(module).should_receive('execute_command').with_args(
(
'mysqldump',
'--stuff=such',
'--add-drop-database',
'--databases',
'foo',
'>',
'databases/localhost/foo',
),
shell=True,
extra_environment=None,
run_to_completion=False,
).and_return(process).once()
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == [process]
def test_dump_databases_runs_mysqldump_for_all_databases():
databases = [{'name': 'all'}]
process = flexmock()
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/all'
)
flexmock(module).should_receive('database_names_to_dump').and_return(('foo', 'bar'))
flexmock(module.dump).should_receive('create_named_pipe_for_dump')
flexmock(module).should_receive('execute_command').with_args(
(
'mysqldump',
'--add-drop-database',
'--databases',
'foo',
'bar',
'>',
'databases/localhost/all',
),
shell=True,
extra_environment=None,
run_to_completion=False,
).and_return(process).once()
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == [process]
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def test_database_names_to_dump_runs_mysql_with_list_options():
database = {'name': 'all', 'list_options': '--defaults-extra-file=my.cnf'}
flexmock(module).should_receive('execute_command').with_args(
(
'mysql',
'--defaults-extra-file=my.cnf',
'--skip-column-names',
'--batch',
'--execute',
'show schemas',
),
output_log_level=None,
extra_environment=None,
).and_return(('foo\nbar')).once()
assert module.database_names_to_dump(database, None, 'test.yaml', '') == ('foo', 'bar')
def test_dump_databases_errors_for_missing_all_databases():
databases = [{'name': 'all'}]
process = flexmock()
flexmock(module).should_receive('make_dump_path').and_return('')
flexmock(module.dump).should_receive('make_database_dump_filename').and_return(
'databases/localhost/all'
)
flexmock(module).should_receive('database_names_to_dump').and_return(())
with pytest.raises(ValueError):
assert module.dump_databases(databases, 'test.yaml', {}, dry_run=False) == [process]
def test_restore_database_dump_runs_mysql_to_restore():
database_config = [{'name': 'foo'}]
extract_process = flexmock(stdout=flexmock())
flexmock(module).should_receive('execute_command_with_processes').with_args(
('mysql', '--batch', '--verbose'),
processes=[extract_process],
output_log_level=logging.DEBUG,
input_file=extract_process.stdout,
extra_environment=None,
borg_local_path='borg',
).once()
module.restore_database_dump(
database_config, 'test.yaml', {}, dry_run=False, extract_process=extract_process
)
def test_restore_database_dump_errors_on_multiple_database_config():
database_config = [{'name': 'foo'}, {'name': 'bar'}]
flexmock(module).should_receive('execute_command_with_processes').never()
flexmock(module).should_receive('execute_command').never()
with pytest.raises(ValueError):
module.restore_database_dump(
database_config, 'test.yaml', {}, dry_run=False, extract_process=flexmock()
)
def test_restore_database_dump_runs_mysql_with_hostname_and_port():
database_config = [{'name': 'foo', 'hostname': 'database.example.org', 'port': 5433}]
extract_process = flexmock(stdout=flexmock())
flexmock(module).should_receive('execute_command_with_processes').with_args(
(
'mysql',
'--batch',
'--verbose',
'--host',
'database.example.org',
'--port',
'5433',
'--protocol',
'tcp',
),
processes=[extract_process],
output_log_level=logging.DEBUG,
input_file=extract_process.stdout,
extra_environment=None,
borg_local_path='borg',
).once()
module.restore_database_dump(
database_config, 'test.yaml', {}, dry_run=False, extract_process=extract_process
)
def test_restore_database_dump_runs_mysql_with_username_and_password():
database_config = [{'name': 'foo', 'username': 'root', 'password': 'trustsome1'}]
extract_process = flexmock(stdout=flexmock())
flexmock(module).should_receive('execute_command_with_processes').with_args(
('mysql', '--batch', '--verbose', '--user', 'root'),
processes=[extract_process],
output_log_level=logging.DEBUG,
input_file=extract_process.stdout,
extra_environment={'MYSQL_PWD': 'trustsome1'},
borg_local_path='borg',
).once()
module.restore_database_dump(
database_config, 'test.yaml', {}, dry_run=False, extract_process=extract_process
)
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def test_restore_database_dump_with_dry_run_skips_restore():
database_config = [{'name': 'foo'}]
flexmock(module).should_receive('execute_command_with_processes').never()
module.restore_database_dump(
database_config, 'test.yaml', {}, dry_run=True, extract_process=flexmock()
)