Remove pg_upgrade support for upgrading from pre-9.2 servers.
Per discussion, we'll limit support for old servers to those branches that can still be built easily on modern platforms, which as of now is 9.2 and up. Discussion: https://postgr.es/m/2923349.1634942313@sss.pgh.pa.us
This commit is contained in:
Tom Lane
parent
30e7c175b8
commit
e469f0aaf3
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@ -68,7 +68,7 @@ PostgreSQL documentation
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</para>
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<para>
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pg_upgrade supports upgrades from 8.4.X and later to the current
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pg_upgrade supports upgrades from 9.2.X and later to the current
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major release of <productname>PostgreSQL</productname>, including snapshot and beta releases.
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</para>
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</refsect1>
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@ -800,21 +800,6 @@ psql --username=postgres --file=script.sql postgres
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(<type>regclass</type>, <type>regrole</type>, and <type>regtype</type> can be upgraded.)
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</para>
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<para>
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If you are upgrading a pre-<productname>PostgreSQL</productname> 9.2 cluster
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that uses a configuration-file-only directory, you must pass the
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real data directory location to <application>pg_upgrade</application>, and
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pass the configuration directory location to the server, e.g.,
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<literal>-d /real-data-directory -o '-D /configuration-directory'</literal>.
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</para>
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<para>
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If using a pre-9.1 old server that is using a non-default Unix-domain
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socket directory or a default that differs from the default of the
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new cluster, set <envar>PGHOST</envar> to point to the old server's socket
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location. (This is not relevant on Windows.)
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</para>
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<para>
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If you want to use link mode and you do not want your old cluster
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to be modified when the new cluster is started, consider using the clone mode.
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@ -159,10 +159,6 @@ check_and_dump_old_cluster(bool live_check)
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if (GET_MAJOR_VERSION(old_cluster.major_version) <= 903)
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old_9_3_check_for_line_data_type_usage(&old_cluster);
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/* Pre-PG 9.0 had no large object permissions */
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if (GET_MAJOR_VERSION(old_cluster.major_version) <= 804)
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new_9_0_populate_pg_largeobject_metadata(&old_cluster, true);
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/*
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* While not a check option, we do this now because this is the only time
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* the old server is running.
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@ -233,10 +229,6 @@ issue_warnings_and_set_wal_level(void)
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*/
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start_postmaster(&new_cluster, true);
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/* Create dummy large object permissions for old < PG 9.0? */
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if (GET_MAJOR_VERSION(old_cluster.major_version) <= 804)
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new_9_0_populate_pg_largeobject_metadata(&new_cluster, false);
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/* Reindex hash indexes for old < 10.0 */
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if (GET_MAJOR_VERSION(old_cluster.major_version) <= 906)
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old_9_6_invalidate_hash_indexes(&new_cluster, false);
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@ -295,8 +287,8 @@ check_cluster_versions(void)
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* upgrades
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*/
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if (GET_MAJOR_VERSION(old_cluster.major_version) < 804)
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pg_fatal("This utility can only upgrade from PostgreSQL version 8.4 and later.\n");
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if (GET_MAJOR_VERSION(old_cluster.major_version) < 902)
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pg_fatal("This utility can only upgrade from PostgreSQL version 9.2 and later.\n");
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/* Only current PG version is supported as a target */
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if (GET_MAJOR_VERSION(new_cluster.major_version) != GET_MAJOR_VERSION(PG_VERSION_NUM))
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@ -331,12 +323,6 @@ check_cluster_compatibility(bool live_check)
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get_control_data(&new_cluster, false);
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check_control_data(&old_cluster.controldata, &new_cluster.controldata);
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/* We read the real port number for PG >= 9.1 */
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if (live_check && GET_MAJOR_VERSION(old_cluster.major_version) <= 900 &&
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old_cluster.port == DEF_PGUPORT)
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pg_fatal("When checking a pre-PG 9.1 live old server, "
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"you must specify the old server's port number.\n");
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if (live_check && old_cluster.port == new_cluster.port)
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pg_fatal("When checking a live server, "
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"the old and new port numbers must be different.\n");
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@ -479,11 +465,6 @@ check_databases_are_compatible(void)
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* they do, it would cause an error while restoring global objects.
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* This allows the failure to be detected at check time, rather than
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* during schema restore.
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*
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* Note, v8.4 has no tablespace_suffix, which is fine so long as the
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* version being upgraded *to* has a suffix, since it's not allowed
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* to pg_upgrade from a version to the same version if tablespaces are
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* in use.
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*/
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static void
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check_for_new_tablespace_dir(ClusterInfo *new_cluster)
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@ -597,11 +578,6 @@ create_script_for_old_cluster_deletion(char **deletion_script_file_name)
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int dbnum;
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fprintf(script, "\n");
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/* remove PG_VERSION? */
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if (GET_MAJOR_VERSION(old_cluster.major_version) <= 804)
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fprintf(script, RM_CMD " %s%cPG_VERSION\n",
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fix_path_separator(os_info.old_tablespaces[tblnum]),
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PATH_SEPARATOR);
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for (dbnum = 0; dbnum < old_cluster.dbarr.ndbs; dbnum++)
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fprintf(script, RMDIR_CMD " %c%s%c%u%c\n", PATH_QUOTE,
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@ -118,15 +118,9 @@ gen_db_file_maps(DbInfo *old_db, DbInfo *new_db,
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* Verify that rels of same OID have same name. The namespace name
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* should always match, but the relname might not match for TOAST
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* tables (and, therefore, their indexes).
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*
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* TOAST table names initially match the heap pg_class oid, but
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* pre-9.0 they can change during certain commands such as CLUSTER, so
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* don't insist on a match if old cluster is < 9.0.
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*/
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if (strcmp(old_rel->nspname, new_rel->nspname) != 0 ||
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(strcmp(old_rel->relname, new_rel->relname) != 0 &&
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(GET_MAJOR_VERSION(old_cluster.major_version) >= 900 ||
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strcmp(old_rel->nspname, "pg_toast") != 0)))
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strcmp(old_rel->relname, new_rel->relname) != 0)
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{
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pg_log(PG_WARNING, "Relation names for OID %u in database \"%s\" do not match: "
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"old name \"%s.%s\", new name \"%s.%s\"\n",
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@ -352,16 +346,13 @@ get_db_infos(ClusterInfo *cluster)
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snprintf(query, sizeof(query),
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"SELECT d.oid, d.datname, d.encoding, d.datcollate, d.datctype, "
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"%s AS spclocation "
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"pg_catalog.pg_tablespace_location(t.oid) AS spclocation "
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"FROM pg_catalog.pg_database d "
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" LEFT OUTER JOIN pg_catalog.pg_tablespace t "
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" ON d.dattablespace = t.oid "
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"WHERE d.datallowconn = true "
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/* we don't preserve pg_database.oid so we sort by name */
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"ORDER BY 2",
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/* 9.2 removed the spclocation column */
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(GET_MAJOR_VERSION(cluster->major_version) <= 901) ?
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"t.spclocation" : "pg_catalog.pg_tablespace_location(t.oid)");
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"ORDER BY 2");
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res = executeQueryOrDie(conn, "%s", query);
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@ -492,7 +483,8 @@ get_rel_infos(ClusterInfo *cluster, DbInfo *dbinfo)
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*/
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snprintf(query + strlen(query), sizeof(query) - strlen(query),
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"SELECT all_rels.*, n.nspname, c.relname, "
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" c.relfilenode, c.reltablespace, %s "
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" c.relfilenode, c.reltablespace, "
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" pg_catalog.pg_tablespace_location(t.oid) AS spclocation "
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"FROM (SELECT * FROM regular_heap "
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" UNION ALL "
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" SELECT * FROM toast_heap "
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@ -504,11 +496,7 @@ get_rel_infos(ClusterInfo *cluster, DbInfo *dbinfo)
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" ON c.relnamespace = n.oid "
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" LEFT OUTER JOIN pg_catalog.pg_tablespace t "
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" ON c.reltablespace = t.oid "
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"ORDER BY 1;",
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/* 9.2 removed the pg_tablespace.spclocation column */
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(GET_MAJOR_VERSION(cluster->major_version) >= 902) ?
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"pg_catalog.pg_tablespace_location(t.oid) AS spclocation" :
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"t.spclocation");
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"ORDER BY 1;");
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res = executeQueryOrDie(conn, "%s", query);
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@ -89,19 +89,7 @@ extern char *output_files[];
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/*
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* postmaster/postgres -b (binary_upgrade) flag added during PG 9.1
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* development
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*/
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#define BINARY_UPGRADE_SERVER_FLAG_CAT_VER 201104251
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/*
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* Visibility map changed with this 9.2 commit,
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* 8f9fe6edce358f7904e0db119416b4d1080a83aa; pick later catalog version.
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*/
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#define VISIBILITY_MAP_CRASHSAFE_CAT_VER 201107031
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/*
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* The format of visibility map is changed with this 9.6 commit,
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* The format of visibility map was changed with this 9.6 commit.
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*/
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#define VISIBILITY_MAP_FROZEN_BIT_CAT_VER 201603011
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@ -447,8 +435,6 @@ bool check_for_data_types_usage(ClusterInfo *cluster,
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bool check_for_data_type_usage(ClusterInfo *cluster,
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const char *type_name,
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const char *output_path);
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void new_9_0_populate_pg_largeobject_metadata(ClusterInfo *cluster,
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bool check_mode);
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void old_9_3_check_for_line_data_type_usage(ClusterInfo *cluster);
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void old_9_6_check_for_unknown_data_type_usage(ClusterInfo *cluster);
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void old_9_6_invalidate_hash_indexes(ClusterInfo *cluster,
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@ -137,17 +137,8 @@ static void
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transfer_single_new_db(FileNameMap *maps, int size, char *old_tablespace)
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{
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int mapnum;
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bool vm_crashsafe_match = true;
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bool vm_must_add_frozenbit = false;
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/*
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* Do the old and new cluster disagree on the crash-safetiness of the vm
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* files? If so, do not copy them.
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*/
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if (old_cluster.controldata.cat_ver < VISIBILITY_MAP_CRASHSAFE_CAT_VER &&
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new_cluster.controldata.cat_ver >= VISIBILITY_MAP_CRASHSAFE_CAT_VER)
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vm_crashsafe_match = false;
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/*
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* Do we need to rewrite visibilitymap?
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*/
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@ -167,8 +158,7 @@ transfer_single_new_db(FileNameMap *maps, int size, char *old_tablespace)
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* Copy/link any fsm and vm files, if they exist
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*/
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transfer_relfile(&maps[mapnum], "_fsm", vm_must_add_frozenbit);
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if (vm_crashsafe_match)
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transfer_relfile(&maps[mapnum], "_vm", vm_must_add_frozenbit);
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transfer_relfile(&maps[mapnum], "_vm", vm_must_add_frozenbit);
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}
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}
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}
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@ -227,14 +227,7 @@ start_postmaster(ClusterInfo *cluster, bool report_and_exit_on_error)
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#endif
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/*
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* Since PG 9.1, we have used -b to disable autovacuum. For earlier
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* releases, setting autovacuum=off disables cleanup vacuum and analyze,
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* but freeze vacuums can still happen, so we set
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* autovacuum_freeze_max_age to its maximum.
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* (autovacuum_multixact_freeze_max_age was introduced after 9.1, so there
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* is no need to set that.) We assume all datfrozenxid and relfrozenxid
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* values are less than a gap of 2000000000 from the current xid counter,
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* so autovacuum will not touch them.
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* Use -b to disable autovacuum.
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*
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* Turn off durability requirements to improve object creation speed, and
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* we only modify the new cluster, so only use it there. If there is a
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@ -245,11 +238,8 @@ start_postmaster(ClusterInfo *cluster, bool report_and_exit_on_error)
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* vacuumdb --freeze actually freezes the tuples.
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*/
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snprintf(cmd, sizeof(cmd),
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"\"%s/pg_ctl\" -w -l \"%s\" -D \"%s\" -o \"-p %d%s%s %s%s\" start",
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"\"%s/pg_ctl\" -w -l \"%s\" -D \"%s\" -o \"-p %d -b%s %s%s\" start",
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cluster->bindir, SERVER_LOG_FILE, cluster->pgconfig, cluster->port,
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(cluster->controldata.cat_ver >=
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BINARY_UPGRADE_SERVER_FLAG_CAT_VER) ? " -b" :
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" -c autovacuum=off -c autovacuum_freeze_max_age=2000000000",
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(cluster == &new_cluster) ?
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" -c synchronous_commit=off -c fsync=off -c full_page_writes=off -c vacuum_defer_cleanup_age=0" : "",
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cluster->pgopts ? cluster->pgopts : "", socket_string);
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@ -46,13 +46,10 @@ get_tablespace_paths(void)
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char query[QUERY_ALLOC];
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snprintf(query, sizeof(query),
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"SELECT %s "
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"SELECT pg_catalog.pg_tablespace_location(oid) AS spclocation "
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"FROM pg_catalog.pg_tablespace "
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"WHERE spcname != 'pg_default' AND "
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" spcname != 'pg_global'",
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/* 9.2 removed the spclocation column */
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(GET_MAJOR_VERSION(old_cluster.major_version) <= 901) ?
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"spclocation" : "pg_catalog.pg_tablespace_location(oid) AS spclocation");
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" spcname != 'pg_global'");
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res = executeQueryOrDie(conn, "%s", query);
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@ -105,15 +102,10 @@ get_tablespace_paths(void)
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static void
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set_tablespace_directory_suffix(ClusterInfo *cluster)
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{
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if (GET_MAJOR_VERSION(cluster->major_version) <= 804)
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cluster->tablespace_suffix = pg_strdup("");
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else
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{
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/* This cluster has a version-specific subdirectory */
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/* This cluster has a version-specific subdirectory */
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/* The leading slash is needed to start a new directory. */
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cluster->tablespace_suffix = psprintf("/PG_%s_%d",
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cluster->major_version_str,
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cluster->controldata.cat_ver);
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}
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/* The leading slash is needed to start a new directory. */
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cluster->tablespace_suffix = psprintf("/PG_%s_%d",
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cluster->major_version_str,
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cluster->controldata.cat_ver);
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}
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@ -202,9 +202,6 @@ if "$MAKE" -C "$oldsrc" installcheck-parallel; then
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# update references to old source tree's regress.so etc
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fix_sql=""
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case $oldpgversion in
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804??)
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fix_sql="UPDATE pg_proc SET probin = replace(probin::text, '$oldsrc', '$newsrc')::bytea WHERE probin LIKE '$oldsrc%';"
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;;
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*)
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fix_sql="UPDATE pg_proc SET probin = replace(probin, '$oldsrc', '$newsrc') WHERE probin LIKE '$oldsrc%';"
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;;
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@ -13,88 +13,6 @@
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#include "fe_utils/string_utils.h"
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#include "pg_upgrade.h"
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/*
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* new_9_0_populate_pg_largeobject_metadata()
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* new >= 9.0, old <= 8.4
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* 9.0 has a new pg_largeobject permission table
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*/
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void
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new_9_0_populate_pg_largeobject_metadata(ClusterInfo *cluster, bool check_mode)
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{
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int dbnum;
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FILE *script = NULL;
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bool found = false;
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char output_path[MAXPGPATH];
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prep_status("Checking for large objects");
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snprintf(output_path, sizeof(output_path), "pg_largeobject.sql");
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for (dbnum = 0; dbnum < cluster->dbarr.ndbs; dbnum++)
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{
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PGresult *res;
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int i_count;
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DbInfo *active_db = &cluster->dbarr.dbs[dbnum];
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PGconn *conn = connectToServer(cluster, active_db->db_name);
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/* find if there are any large objects */
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res = executeQueryOrDie(conn,
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"SELECT count(*) "
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"FROM pg_catalog.pg_largeobject ");
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i_count = PQfnumber(res, "count");
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if (atoi(PQgetvalue(res, 0, i_count)) != 0)
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{
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found = true;
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if (!check_mode)
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{
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PQExpBufferData connectbuf;
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if (script == NULL && (script = fopen_priv(output_path, "w")) == NULL)
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pg_fatal("could not open file \"%s\": %s\n", output_path,
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strerror(errno));
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initPQExpBuffer(&connectbuf);
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appendPsqlMetaConnect(&connectbuf, active_db->db_name);
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fputs(connectbuf.data, script);
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termPQExpBuffer(&connectbuf);
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fprintf(script,
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"SELECT pg_catalog.lo_create(t.loid)\n"
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"FROM (SELECT DISTINCT loid FROM pg_catalog.pg_largeobject) AS t;\n");
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}
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}
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PQclear(res);
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PQfinish(conn);
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}
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if (script)
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fclose(script);
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if (found)
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{
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report_status(PG_WARNING, "warning");
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if (check_mode)
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pg_log(PG_WARNING, "\n"
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"Your installation contains large objects. The new database has an\n"
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"additional large object permission table. After upgrading, you will be\n"
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"given a command to populate the pg_largeobject_metadata table with\n"
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"default permissions.\n\n");
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else
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pg_log(PG_WARNING, "\n"
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"Your installation contains large objects. The new database has an\n"
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"additional large object permission table, so default permissions must be\n"
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"defined for all large objects. The file\n"
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" %s\n"
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"when executed by psql by the database superuser will set the default\n"
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"permissions.\n\n",
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output_path);
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}
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else
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check_ok();
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||||
}
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||||
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||||
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/*
|
||||
* check_for_data_types_usage()
|
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|
|
@ -158,38 +76,32 @@ check_for_data_types_usage(ClusterInfo *cluster,
|
|||
" t.oid = c.reltype AND "
|
||||
" c.oid = a.attrelid AND "
|
||||
" NOT a.attisdropped AND "
|
||||
" a.atttypid = x.oid ",
|
||||
base_query);
|
||||
|
||||
/* Ranges were introduced in 9.2 */
|
||||
if (GET_MAJOR_VERSION(cluster->major_version) >= 902)
|
||||
appendPQExpBufferStr(&querybuf,
|
||||
" UNION ALL "
|
||||
/* ranges containing any type selected so far */
|
||||
" SELECT t.oid FROM pg_catalog.pg_type t, pg_catalog.pg_range r, x "
|
||||
" WHERE t.typtype = 'r' AND r.rngtypid = t.oid AND r.rngsubtype = x.oid");
|
||||
|
||||
appendPQExpBufferStr(&querybuf,
|
||||
" ) foo "
|
||||
") "
|
||||
" a.atttypid = x.oid "
|
||||
" UNION ALL "
|
||||
/* ranges containing any type selected so far */
|
||||
" SELECT t.oid FROM pg_catalog.pg_type t, pg_catalog.pg_range r, x "
|
||||
" WHERE t.typtype = 'r' AND r.rngtypid = t.oid AND r.rngsubtype = x.oid"
|
||||
" ) foo "
|
||||
") "
|
||||
/* now look for stored columns of any such type */
|
||||
"SELECT n.nspname, c.relname, a.attname "
|
||||
"FROM pg_catalog.pg_class c, "
|
||||
" pg_catalog.pg_namespace n, "
|
||||
" pg_catalog.pg_attribute a "
|
||||
"WHERE c.oid = a.attrelid AND "
|
||||
" NOT a.attisdropped AND "
|
||||
" a.atttypid IN (SELECT oid FROM oids) AND "
|
||||
" c.relkind IN ("
|
||||
CppAsString2(RELKIND_RELATION) ", "
|
||||
CppAsString2(RELKIND_MATVIEW) ", "
|
||||
CppAsString2(RELKIND_INDEX) ") AND "
|
||||
" c.relnamespace = n.oid AND "
|
||||
"SELECT n.nspname, c.relname, a.attname "
|
||||
"FROM pg_catalog.pg_class c, "
|
||||
" pg_catalog.pg_namespace n, "
|
||||
" pg_catalog.pg_attribute a "
|
||||
"WHERE c.oid = a.attrelid AND "
|
||||
" NOT a.attisdropped AND "
|
||||
" a.atttypid IN (SELECT oid FROM oids) AND "
|
||||
" c.relkind IN ("
|
||||
CppAsString2(RELKIND_RELATION) ", "
|
||||
CppAsString2(RELKIND_MATVIEW) ", "
|
||||
CppAsString2(RELKIND_INDEX) ") AND "
|
||||
" c.relnamespace = n.oid AND "
|
||||
/* exclude possible orphaned temp tables */
|
||||
" n.nspname !~ '^pg_temp_' AND "
|
||||
" n.nspname !~ '^pg_toast_temp_' AND "
|
||||
" n.nspname !~ '^pg_temp_' AND "
|
||||
" n.nspname !~ '^pg_toast_temp_' AND "
|
||||
/* exclude system catalogs, too */
|
||||
" n.nspname NOT IN ('pg_catalog', 'information_schema')");
|
||||
" n.nspname NOT IN ('pg_catalog', 'information_schema')",
|
||||
base_query);
|
||||
|
||||
res = executeQueryOrDie(conn, "%s", querybuf.data);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue