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| 1 | +""" This script execute the MSSQL Instance backup and database restore scenario. """ |
| 2 | + |
| 3 | +## The script can be run with Python 3.6 or higher version. |
| 4 | + |
| 5 | +## The script requires 'requests' library to make the API calls. |
| 6 | +## The library can be installed using the command: pip install requests. |
| 7 | + |
| 8 | +import argparse |
| 9 | +import common |
| 10 | +import time |
| 11 | +import workload_mssql |
| 12 | + |
| 13 | +PARSER = argparse.ArgumentParser(description="MSSQL Instance backup and Database restore scenario") |
| 14 | +PARSER.add_argument("--master_server", type=str, help="NetBackup master server name") |
| 15 | +PARSER.add_argument("--master_server_port", type=int, help="NetBackup master server port", required=False) |
| 16 | +PARSER.add_argument("--master_username", type=str, help="NetBackup master server username") |
| 17 | +PARSER.add_argument("--master_password", type=str, help="NetBackup master server password") |
| 18 | +PARSER.add_argument("--mssql_instance", type=str, help="MSSQL Instance name") |
| 19 | +PARSER.add_argument("--mssql_database", type=str, help="MSSQL Database name") |
| 20 | +PARSER.add_argument("--mssql_server_name", type=str, help="MSSQL server name") |
| 21 | +PARSER.add_argument("--mssql_use_localcreds", type=int, help="MSSQL server use locally defined creds", default=0) |
| 22 | +PARSER.add_argument("--mssql_domain", type=str, help="MSSQL server domain") |
| 23 | +PARSER.add_argument("--mssql_username", type=str, help="MSSQL sysadmin username") |
| 24 | +PARSER.add_argument("--mssql_password", type=str, help="MSSQL sysadmin user password") |
| 25 | +PARSER.add_argument("--stu_name", type=str, help="Storage Unit name") |
| 26 | +PARSER.add_argument("--protection_plan_name", type=str, help="Protection plan name") |
| 27 | +PARSER.add_argument("--asset_type", type=str, help="MSSQL asset type (AvailabilityGroup, Instance, Database)", required=False) |
| 28 | +PARSER.add_argument("--restore_db_prefix", type=str, help="Restore database name prefix", required=True) |
| 29 | +PARSER.add_argument("--restore_db_path", type=str, help="Restore database path", required=True) |
| 30 | +PARSER.add_argument("--recoveralluserdbs", type=int, help="Recover all user databases", required=False, default=0) |
| 31 | + |
| 32 | +ARGS = PARSER.parse_args() |
| 33 | + |
| 34 | +if __name__ == '__main__': |
| 35 | + WORKLOAD_TYPE = 'mssql' |
| 36 | + PROTECTION_PLAN_ID = '' |
| 37 | + SUBSCRIPTION_ID = '' |
| 38 | + ASSET_TYPE = ARGS.asset_type if ARGS.asset_type else 'instance' |
| 39 | + ALT_DB = ARGS.restore_db_prefix |
| 40 | + |
| 41 | + BASEURL = common.get_nbu_base_url(ARGS.master_server, ARGS.master_server_port) |
| 42 | + TOKEN = common.get_authenticate_token(BASEURL, ARGS.master_username, ARGS.master_password) |
| 43 | + INSTANCE_NAME = ARGS.mssql_instance |
| 44 | + DATABASE_NAME = ARGS.mssql_database |
| 45 | + ALT_DB_PATH = ARGS.restore_db_path |
| 46 | + ALLDATABASES=[] |
| 47 | + print(f"User authentication completed for master server:[{ARGS.master_server}]") |
| 48 | + |
| 49 | + try: |
| 50 | + print(f"Setup the environment for Mssql Server:[{ARGS.mssql_server_name}]") |
| 51 | + print(f"Setup the environment for Mssql Server:[{INSTANCE_NAME}]") |
| 52 | + CREDENTIAL_ID, CREDENTIAL_NAME = workload_mssql.add_mssql_credential(BASEURL, TOKEN, ARGS.mssql_use_localcreds, ARGS.mssql_domain, ARGS.mssql_username, ARGS.mssql_password) |
| 53 | + INSTANCE_ID = workload_mssql.get_mssql_asset_info(BASEURL, TOKEN, "instance", ARGS.mssql_server_name, INSTANCE_NAME) |
| 54 | + if (INSTANCE_ID != ""): |
| 55 | + print(f"Instance [{INSTANCE_ID}] already exists, updating credentials") |
| 56 | + workload_mssql.update_mssql_instance_credentials(BASEURL, TOKEN, INSTANCE_ID, CREDENTIAL_NAME) |
| 57 | + else: |
| 58 | + print(f"Instance Asset not present, create and register it ") |
| 59 | + workload_mssql.create_and_register_mssql_instance(BASEURL, TOKEN, INSTANCE_NAME, ARGS.mssql_server_name, CREDENTIAL_NAME); |
| 60 | + |
| 61 | + # you can change the subscription to a specific Instance, AvailabilityGroup or database |
| 62 | + SUBSCRIPTION_ASSET_ID = workload_mssql.get_mssql_asset_info(BASEURL, TOKEN, ASSET_TYPE, ARGS.mssql_server_name, INSTANCE_NAME) |
| 63 | + print(f"Asset Subscribed for protection:[{SUBSCRIPTION_ASSET_ID}]") |
| 64 | + # find the instance assetid and start a deepdiscovery on it for databases |
| 65 | + INSTANCE_ID = workload_mssql.get_mssql_asset_info(BASEURL, TOKEN, "instance", ARGS.mssql_server_name, INSTANCE_NAME) |
| 66 | + |
| 67 | + print(f"Start Discovery on the instance [{INSTANCE_NAME}] on the host [{ARGS.mssql_server_name}]") |
| 68 | + workload_mssql.mssql_instance_deepdiscovery(BASEURL, TOKEN, INSTANCE_ID) |
| 69 | + # create protection plan and subscribe the assettype to it |
| 70 | + PROTECTION_PLAN_ID = workload_mssql.create_mssql_protection_plan(BASEURL, TOKEN, ARGS.protection_plan_name, ARGS.stu_name, "SQL_SERVER") |
| 71 | + # update protection plan to set MSSQL policy settings to skip offline databases |
| 72 | + workload_mssql.update_protection_plan_mssql_attr(BASEURL, TOKEN, ARGS.protection_plan_name, PROTECTION_PLAN_ID, skip_offline_db=1) |
| 73 | + SUBSCRIPTION_ID = common.subscription_asset_to_slo(BASEURL, TOKEN, PROTECTION_PLAN_ID, SUBSCRIPTION_ASSET_ID) |
| 74 | + |
| 75 | + # MSSQL backup restore |
| 76 | + print("Start MSSQL backup") |
| 77 | + BACKUP_JOB_ID = common.protection_plan_backupnow(BASEURL, TOKEN, PROTECTION_PLAN_ID, SUBSCRIPTION_ASSET_ID) |
| 78 | + #timeout is set at 300 seconds (5 mins to keep looking if the backups are complete) |
| 79 | + common.verify_job_state(BASEURL, TOKEN, BACKUP_JOB_ID, 'DONE', timeout=300) |
| 80 | + |
| 81 | + # give nbwebservice 30 seconds to service any queued tasks, before launching recoveries |
| 82 | + time.sleep(30) |
| 83 | + if (ARGS.recoveralluserdbs != 1): |
| 84 | + # fetch the asset |
| 85 | + RECOVERY_ASSET_ID = workload_mssql.get_mssql_asset_info(BASEURL, TOKEN, "database", ARGS.mssql_server_name, DATABASE_NAME, INSTANCE_NAME) |
| 86 | + RECOVERY_POINT = common.get_recovery_points(BASEURL, TOKEN, WORKLOAD_TYPE, RECOVERY_ASSET_ID) |
| 87 | + print(f"Perform Mssql single database [{DATABASE_NAME}] alternate recovery:[{ARGS.mssql_server_name}]") |
| 88 | + ALT_DB = ALT_DB + DATABASE_NAME |
| 89 | + RECOVERY_JOB_ID = workload_mssql.create_mssql_recovery_request(BASEURL, TOKEN, "post_mssql_singledb_alt_recovery.json", RECOVERY_POINT, RECOVERY_ASSET_ID, ARGS.mssql_username, ARGS.mssql_domain, ARGS.mssql_password, ALT_DB, ALT_DB_PATH, INSTANCE_NAME, ARGS.mssql_server_name) |
| 90 | + print(f"Recovery initiated , follow Job #: [{RECOVERY_JOB_ID}]") |
| 91 | + else: |
| 92 | + print(f"Perform alternate recovery of all databases") |
| 93 | + #get all databases and its recovery points |
| 94 | + ALLDATABASES = workload_mssql.get_mssql_alldbs(BASEURL, TOKEN, ARGS.mssql_server_name, INSTANCE_NAME) |
| 95 | + print(f"Total Databases found [{len(ALLDATABASES)}]") |
| 96 | + systemdbs_set = set(['master', 'model', 'msdb']) |
| 97 | + for elem in ALLDATABASES: |
| 98 | + DATABASE_NAME = elem.databasename |
| 99 | + RECOVERY_ASSET_ID = elem.assetid |
| 100 | + if (DATABASE_NAME in systemdbs_set): |
| 101 | + print(f"Skipping recovery of system database [{DATABASE_NAME}]") |
| 102 | + else: |
| 103 | + RECOVERY_POINT = common.get_recovery_points(BASEURL, TOKEN, WORKLOAD_TYPE, RECOVERY_ASSET_ID) |
| 104 | + if (RECOVERY_POINT != ""): |
| 105 | + print(f"Perform Mssql database [{DATABASE_NAME}] alternate recovery:[{ARGS.mssql_server_name}]") |
| 106 | + ALT_DB = ARGS.restore_db_prefix + DATABASE_NAME |
| 107 | + RECOVERY_JOB_ID = workload_mssql.create_mssql_recovery_request(BASEURL, TOKEN, "post_mssql_singledb_alt_recovery.json", RECOVERY_POINT, RECOVERY_ASSET_ID, ARGS.mssql_username, ARGS.mssql_domain, ARGS.mssql_password, ALT_DB, ALT_DB_PATH, INSTANCE_NAME, ARGS.mssql_server_name) |
| 108 | + else: |
| 109 | + print(f"Skipping recovery, could not find RecoveryPoint for [{DATABASE_NAME}] assetid [{RECOVERY_ASSET_ID}]") |
| 110 | + |
| 111 | + finally: |
| 112 | + print("Start cleanup") |
| 113 | + # Cleanup the created protection plan |
| 114 | + common.remove_subscription(BASEURL, TOKEN, PROTECTION_PLAN_ID, SUBSCRIPTION_ID) |
| 115 | + common.remove_protectionplan(BASEURL, TOKEN, PROTECTION_PLAN_ID) |
| 116 | + workload_mssql.remove_mssql_credential(BASEURL, TOKEN, CREDENTIAL_ID) |
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