Ejemplo n.º 1
0
void
check_new_cluster(void)
{
	set_locale_and_encoding(&new_cluster);

	check_locale_and_encoding(&old_cluster.controldata, &new_cluster.controldata);

	get_db_and_rel_infos(&new_cluster);

	check_new_cluster_is_empty();

	check_loadable_libraries();

	if (user_opts.transfer_mode == TRANSFER_MODE_LINK)
		check_hard_link();

	check_is_super_user(&new_cluster);

	/*
	 * We don't restore our own user, so both clusters must match have
	 * matching install-user oids.
	 */
	if (old_cluster.install_role_oid != new_cluster.install_role_oid)
		pg_fatal("Old and new cluster install users have different values for pg_authid.oid.\n");

	/*
	 * We only allow the install user in the new cluster because other defined
	 * users might match users defined in the old cluster and generate an
	 * error during pg_dump restore.
	 */
	if (new_cluster.role_count != 1)
		pg_fatal("Only the install user can be defined in the new cluster.\n");

	check_for_prepared_transactions(&new_cluster);
}
Ejemplo n.º 2
0
void
check_and_dump_old_cluster(bool live_check)
{
	/* -- OLD -- */

	if (!live_check)
		start_postmaster(&old_cluster, true);

	get_pg_database_relfilenode(&old_cluster);

	/* Extract a list of databases and tables from the old cluster */
	get_db_and_rel_infos(&old_cluster);

	init_tablespaces();

	get_loadable_libraries();


	/*
	 * Check for various failure cases
	 */
	check_is_install_user(&old_cluster);
	check_proper_datallowconn(&old_cluster);
	check_for_prepared_transactions(&old_cluster);
	check_for_reg_data_type_usage(&old_cluster);
	check_for_isn_and_int8_passing_mismatch(&old_cluster);
	if (GET_MAJOR_VERSION(old_cluster.major_version) == 904 &&
		old_cluster.controldata.cat_ver < JSONB_FORMAT_CHANGE_CAT_VER)
		check_for_jsonb_9_4_usage(&old_cluster);

	/* Pre-PG 9.4 had a different 'line' data type internal format */
	if (GET_MAJOR_VERSION(old_cluster.major_version) <= 903)
		old_9_3_check_for_line_data_type_usage(&old_cluster);

	/* Pre-PG 9.0 had no large object permissions */
	if (GET_MAJOR_VERSION(old_cluster.major_version) <= 804)
		new_9_0_populate_pg_largeobject_metadata(&old_cluster, true);

	/*
	 * While not a check option, we do this now because this is the only time
	 * the old server is running.
	 */
	if (!user_opts.check)
		generate_old_dump();

	if (!live_check)
		stop_postmaster(false);
}
Ejemplo n.º 3
0
void
check_new_cluster(void)
{
	get_db_and_rel_infos(&new_cluster);

	check_new_cluster_is_empty();
	check_databases_are_compatible();

	check_loadable_libraries();

	if (user_opts.transfer_mode == TRANSFER_MODE_LINK)
		check_hard_link();

	check_is_install_user(&new_cluster);

	check_for_prepared_transactions(&new_cluster);
}
Ejemplo n.º 4
0
void
check_new_cluster(void)
{
	set_locale_and_encoding(&new_cluster);

	get_db_and_rel_infos(&new_cluster);

	check_new_cluster_is_empty();
	check_for_prepared_transactions(&new_cluster);
	check_old_cluster_has_new_cluster_dbs();

	check_loadable_libraries();

	check_locale_and_encoding(&old_cluster.controldata, &new_cluster.controldata);

	if (user_opts.transfer_mode == TRANSFER_MODE_LINK)
		check_hard_link();
}
Ejemplo n.º 5
0
void
check_old_cluster(bool live_check, char **sequence_script_file_name)
{
	/* -- OLD -- */

	if (!live_check)
		start_postmaster(&old_cluster);

	set_locale_and_encoding(&old_cluster);

	get_pg_database_relfilenode(&old_cluster);

	/* Extract a list of databases and tables from the old cluster */
	get_db_and_rel_infos(&old_cluster);

	init_tablespaces();

	get_loadable_libraries();


	/*
	 * Check for various failure cases
	 */
	check_is_super_user(&old_cluster);
	check_for_prepared_transactions(&old_cluster);
	check_for_reg_data_type_usage(&old_cluster);
	check_for_isn_and_int8_passing_mismatch(&old_cluster);

	/* old = PG 8.3 checks? */
	if (GET_MAJOR_VERSION(old_cluster.major_version) <= 803)
	{
		old_8_3_check_for_name_data_type_usage(&old_cluster);
		old_8_3_check_for_tsquery_usage(&old_cluster);
		old_8_3_check_ltree_usage(&old_cluster);
		if (user_opts.check)
		{
			old_8_3_rebuild_tsvector_tables(&old_cluster, true);
			old_8_3_invalidate_hash_gin_indexes(&old_cluster, true);
			old_8_3_invalidate_bpchar_pattern_ops_indexes(&old_cluster, true);
		}
		else

			/*
			 * While we have the old server running, create the script to
			 * properly restore its sequence values but we report this at the
			 * end.
			 */
			*sequence_script_file_name =
				old_8_3_create_sequence_script(&old_cluster);
	}

	/* Pre-PG 9.0 had no large object permissions */
	if (GET_MAJOR_VERSION(old_cluster.major_version) <= 804)
		new_9_0_populate_pg_largeobject_metadata(&old_cluster, true);

	/*
	 * While not a check option, we do this now because this is the only time
	 * the old server is running.
	 */
	if (!user_opts.check)
	{
		generate_old_dump();
		split_old_dump();
	}

	if (!live_check)
		stop_postmaster(false);
}