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Revision 2890

Added by Aaron Marcuse-Kubitza about 12 years ago

csv2db: Support reinstalling just the errors table using new errors_table_only option

View differences:

csv2db
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    # Parse args
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    input_cmd = sys.argv[1:]
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    if input_cmd == []: usage_err()
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    # Get config from env vars
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    table = opts.get_env_var('table', None, env_names)
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    schema = opts.get_env_var('schema', 'public', env_names)
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    db_config = opts.get_env_vars(sql.db_config_names, None, env_names)
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    errors_table_only = opts.env_flag('errors_table_only', False, env_names)
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    verbosity = util.cast(float, opts.get_env_var('verbosity', 1, env_names))
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    if not (table != None and 'engine' in db_config): usage_err()
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    if not (input_cmd != [] and table != None and 'engine' in db_config):
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        usage_err()
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    # Connect to DB
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    def log(msg, level=1):
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        '''Higher level -> more verbose'''
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        if level <= verbosity: sys.stderr.write(msg.rstrip('\n')+'\n')
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    db = sql.connect(db_config, log_debug=log)
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    def mk_errors_table():
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        log('Creating errors table')
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        errors_table = sql.errors_table(db, table, if_exists=False)
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        sql.drop_table(db, errors_table)
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        typed_cols = [
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            sql_gen.TypedCol('column', 'text', nullable=False),
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            sql_gen.TypedCol('value', 'text'),
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            sql_gen.TypedCol('error_code', 'character varying(5)',
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                nullable=False),
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            sql_gen.TypedCol('error', 'text', nullable=False),
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            ]
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        sql.create_table(db, errors_table, typed_cols, has_pkey=False)
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        index_cols = ['column', 'value', 'error_code', 'error']
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        sql.add_index(db, index_cols, errors_table, unique=True)
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        db.db.commit()
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    use_copy_from = [True]
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    # Loads data into the table using the currently-selected approach.
......
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        db.db.rollback()
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        sql.vacuum(db, table)
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        log('Creating errors table')
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        errors_table = sql.errors_table(db, table, if_exists=False)
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        typed_cols = [
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            sql_gen.TypedCol('column', 'text', nullable=False),
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            sql_gen.TypedCol('value', 'text'),
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            sql_gen.TypedCol('error_code', 'character varying(5)',
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                nullable=False),
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            sql_gen.TypedCol('error', 'text', nullable=False),
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            ]
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        sql.create_table(db, errors_table, typed_cols, has_pkey=False)
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        index_cols = ['column', 'value', 'error_code', 'error']
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        sql.add_index(db, index_cols, errors_table, unique=True)
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        db.db.commit()
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        mk_errors_table()
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    try: load()
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    except sql.DatabaseErrors, e:
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        if use_copy_from[0]: # first try
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            exc.print_ex(e, plain=True)
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            use_copy_from[0] = False
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            load() # try again with different approach
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        else: raise
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    if errors_table_only: mk_errors_table()
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    else:
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        try: load()
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        except sql.DatabaseErrors, e:
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            if use_copy_from[0]: # first try
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                exc.print_ex(e, plain=True)
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                use_copy_from[0] = False
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                load() # try again with different approach
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            else: raise
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main()


  		












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