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64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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instance = cluster.add_instance(
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"instance",
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main_configs=["configs/config.xml", "configs/config.d/backups.xml"],
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stay_alive=True,
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)
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@pytest.fixture(scope="module", autouse=True)
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def start_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def backup_table(backup_name):
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instance.query("CREATE DATABASE test")
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instance.query("CREATE TABLE test.table(x UInt32) ENGINE=MergeTree ORDER BY x")
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instance.query("INSERT INTO test.table SELECT number FROM numbers(10)")
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return instance.query(f"BACKUP TABLE test.table TO {backup_name}").split("\t")[0]
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def restore_table(backup_name):
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return instance.query(f"RESTORE TABLE test.table FROM {backup_name}").split("\t")[0]
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def test_backup_log():
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instance.query("SYSTEM FLUSH LOGS")
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instance.query("drop table system.backup_log")
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backup_name = "File('/backups/test_backup/')"
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assert instance.query("SELECT * FROM system.tables WHERE name = 'backup_log'") == ""
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backup_id = backup_table(backup_name)
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instance.query("SYSTEM FLUSH LOGS")
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assert instance.query(
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f"SELECT status, error FROM system.backup_log WHERE id='{backup_id}' ORDER BY event_date, event_time_microseconds"
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) == TSV([["CREATING_BACKUP", ""], ["BACKUP_CREATED", ""]])
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instance.query("DROP TABLE test.table SYNC")
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restore_id = restore_table(backup_name)
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instance.query("SYSTEM FLUSH LOGS")
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assert instance.query(
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f"SELECT status, error FROM system.backup_log WHERE id='{restore_id}' ORDER BY event_date, event_time_microseconds"
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) == TSV([["RESTORING", ""], ["RESTORED", ""]])
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instance.restart_clickhouse()
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assert instance.query(
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f"SELECT status, error FROM system.backup_log WHERE id='{backup_id}' ORDER BY event_date, event_time_microseconds"
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) == TSV([["CREATING_BACKUP", ""], ["BACKUP_CREATED", ""]])
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assert instance.query(
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f"SELECT status, error FROM system.backup_log WHERE id='{restore_id}' ORDER BY event_date, event_time_microseconds"
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) == TSV([["RESTORING", ""], ["RESTORED", ""]])
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