From db8231d3eada024a34da1dbd0c82830e385a558d Mon Sep 17 00:00:00 2001 From: Chris Sharp Date: Sat, 16 Mar 2013 19:58:32 -0400 Subject: [PATCH] adding dependency tracking on its own because we saw errors when running from the long script --- ...es-pre-2.2-0526.schema.upgrade-dep-tracking.sql | 115 +++++++++++++++++++++ ...re-2.2-0537.schema.upgrade-dep-tracking-fix.sql | 58 +++++++++++ 2 files changed, 173 insertions(+) create mode 100644 Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0526.schema.upgrade-dep-tracking.sql create mode 100644 Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0537.schema.upgrade-dep-tracking-fix.sql diff --git a/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0526.schema.upgrade-dep-tracking.sql b/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0526.schema.upgrade-dep-tracking.sql new file mode 100644 index 0000000000..16ff50d700 --- /dev/null +++ b/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0526.schema.upgrade-dep-tracking.sql @@ -0,0 +1,115 @@ +-- DROP objects that might have existed from a prior run of 0526 +-- Yes this is ironic. +DROP TABLE IF EXISTS config.db_patch_dependencies; +ALTER TABLE config.upgrade_log DROP COLUMN applied_to; +DROP FUNCTION evergreen.upgrade_list_applied_deprecates(TEXT); +DROP FUNCTION evergreen.upgrade_list_applied_supersedes(TEXT); + +BEGIN; + +INSERT INTO config.upgrade_log (version) VALUES ('0526'); --miker + +CREATE TABLE config.db_patch_dependencies ( + db_patch TEXT PRIMARY KEY, + supersedes TEXT[], + deprecates TEXT[] +); + +CREATE OR REPLACE FUNCTION evergreen.array_overlap_check (/* field */) RETURNS TRIGGER AS $$ +DECLARE + fld TEXT; + cnt INT; +BEGIN + fld := TG_ARGV[1]; + EXECUTE 'SELECT COUNT(*) FROM '|| TG_TABLE_SCHEMA ||'.'|| TG_TABLE_NAME ||' WHERE '|| fld ||' && ($1).'|| fld INTO cnt USING NEW; + IF cnt > 0 THEN + RAISE EXCEPTION 'Cannot insert duplicate array into field % of table %', fld, TG_TABLE_SCHEMA ||'.'|| TG_TABLE_NAME; + END IF; + RETURN NEW; +END; +$$ LANGUAGE PLPGSQL; + +CREATE TRIGGER no_overlapping_sups + BEFORE INSERT OR UPDATE ON config.db_patch_dependencies + FOR EACH ROW EXECUTE PROCEDURE evergreen.array_overlap_check ('supersedes'); + +CREATE TRIGGER no_overlapping_deps + BEFORE INSERT OR UPDATE ON config.db_patch_dependencies + FOR EACH ROW EXECUTE PROCEDURE evergreen.array_overlap_check ('deprecates'); + +ALTER TABLE config.upgrade_log + ADD COLUMN applied_to TEXT; + +-- Provide a named type for patching functions +CREATE TYPE evergreen.patch AS (patch TEXT); + +-- List applied db patches that are deprecated by (and block the application of) my_db_patch +CREATE OR REPLACE FUNCTION evergreen.upgrade_list_applied_deprecates ( my_db_patch TEXT ) RETURNS SETOF evergreen.patch AS $$ + SELECT DISTINCT l.version + FROM config.upgrade_log l + JOIN config.db_patch_dependencies d ON (l.version::TEXT[] && d.deprecates) + WHERE d.db_patch = $1 +$$ LANGUAGE SQL; + +-- List applied db patches that are superseded by (and block the application of) my_db_patch +CREATE OR REPLACE FUNCTION evergreen.upgrade_list_applied_supersedes ( my_db_patch TEXT ) RETURNS SETOF evergreen.patch AS $$ + SELECT DISTINCT l.version + FROM config.upgrade_log l + JOIN config.db_patch_dependencies d ON (l.version::TEXT[] && d.supersedes) + WHERE d.db_patch = $1 +$$ LANGUAGE SQL; + +-- List applied db patches that deprecates (and block the application of) my_db_patch +CREATE OR REPLACE FUNCTION evergreen.upgrade_list_applied_deprecated ( my_db_patch TEXT ) RETURNS TEXT AS $$ + SELECT db_patch + FROM config.db_patch_dependencies + WHERE ARRAY[$1]::TEXT[] && deprecates +$$ LANGUAGE SQL; + +-- List applied db patches that supersedes (and block the application of) my_db_patch +CREATE OR REPLACE FUNCTION evergreen.upgrade_list_applied_superseded ( my_db_patch TEXT ) RETURNS TEXT AS $$ + SELECT db_patch + FROM config.db_patch_dependencies + WHERE ARRAY[$1]::TEXT[] && supersedes +$$ LANGUAGE SQL; + +-- Make sure that no deprecated or superseded db patches are currently applied +CREATE OR REPLACE FUNCTION evergreen.upgrade_verify_no_dep_conflicts ( my_db_patch TEXT ) RETURNS BOOL AS $$ + SELECT COUNT(*) = 0 + FROM (SELECT * FROM evergreen.upgrade_list_applied_deprecates( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_supersedes( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_deprecated( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_superseded( $1 ))x +$$ LANGUAGE SQL; + +-- Raise an exception if there are, in fact, dep/sup confilct +CREATE OR REPLACE FUNCTION evergreen.upgrade_deps_block_check ( my_db_patch TEXT, my_applied_to TEXT ) RETURNS BOOL AS $$ +DECLARE + deprecates TEXT; + supersedes TEXT; +BEGIN + IF NOT evergreen.upgrade_verify_no_dep_conflicts( my_db_patch ) THEN + SELECT STRING_AGG(patch, ', ') INTO deprecates FROM evergreen.upgrade_list_applied_deprecates(my_db_patch); + SELECT STRING_AGG(patch, ', ') INTO supersedes FROM evergreen.upgrade_list_applied_supersedes(my_db_patch); + RAISE EXCEPTION ' +Upgrade script % can not be applied: + applied deprecated scripts % + applied superseded scripts % + deprecated by % + superseded by %', + my_db_patch, + ARRAY_AGG(evergreen.upgrade_list_applied_deprecates(my_db_patch)), + ARRAY_AGG(evergreen.upgrade_list_applied_supersedes(my_db_patch)), + evergreen.upgrade_list_applied_deprecated(my_db_patch), + evergreen.upgrade_list_applied_superseded(my_db_patch); + END IF; + + INSERT INTO config.upgrade_log (version, applied_to) VALUES (my_db_patch, my_applied_to); + RETURN TRUE; +END; +$$ LANGUAGE PLPGSQL; + +COMMIT; diff --git a/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0537.schema.upgrade-dep-tracking-fix.sql b/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0537.schema.upgrade-dep-tracking-fix.sql new file mode 100644 index 0000000000..529993c8d7 --- /dev/null +++ b/Open-ILS/src/sql/Pg/version-upgrade/pines-pre-2.2-0537.schema.upgrade-dep-tracking-fix.sql @@ -0,0 +1,58 @@ +BEGIN; + +INSERT INTO config.upgrade_log (version) VALUES ('0537'); --miker + +DROP FUNCTION evergreen.upgrade_deps_block_check(text,text); +DROP FUNCTION evergreen.upgrade_verify_no_dep_conflicts(text); +DROP FUNCTION evergreen.upgrade_list_applied_deprecated(text); +DROP FUNCTION evergreen.upgrade_list_applied_superseded(text); + +-- List applied db patches that deprecates (and block the application of) my_db_patch +CREATE FUNCTION evergreen.upgrade_list_applied_deprecated ( my_db_patch TEXT ) RETURNS SETOF TEXT AS $$ + SELECT db_patch + FROM config.db_patch_dependencies + WHERE ARRAY[$1]::TEXT[] && deprecates +$$ LANGUAGE SQL; + +-- List applied db patches that supersedes (and block the application of) my_db_patch +CREATE FUNCTION evergreen.upgrade_list_applied_superseded ( my_db_patch TEXT ) RETURNS SETOF TEXT AS $$ + SELECT db_patch + FROM config.db_patch_dependencies + WHERE ARRAY[$1]::TEXT[] && supersedes +$$ LANGUAGE SQL; + +-- Make sure that no deprecated or superseded db patches are currently applied +CREATE FUNCTION evergreen.upgrade_verify_no_dep_conflicts ( my_db_patch TEXT ) RETURNS BOOL AS $$ + SELECT COUNT(*) = 0 + FROM (SELECT * FROM evergreen.upgrade_list_applied_deprecates( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_supersedes( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_deprecated( $1 ) + UNION + SELECT * FROM evergreen.upgrade_list_applied_superseded( $1 ))x +$$ LANGUAGE SQL; + +-- Raise an exception if there are, in fact, dep/sup confilct +CREATE FUNCTION evergreen.upgrade_deps_block_check ( my_db_patch TEXT, my_applied_to TEXT ) RETURNS BOOL AS $$ +BEGIN + IF NOT evergreen.upgrade_verify_no_dep_conflicts( my_db_patch ) THEN + RAISE EXCEPTION ' +Upgrade script % can not be applied: + applied deprecated scripts % + applied superseded scripts % + deprecated by % + superseded by %', + my_db_patch, + ARRAY_ACCUM(evergreen.upgrade_list_applied_deprecates(my_db_patch)), + ARRAY_ACCUM(evergreen.upgrade_list_applied_supersedes(my_db_patch)), + evergreen.upgrade_list_applied_deprecated(my_db_patch), + evergreen.upgrade_list_applied_superseded(my_db_patch); + END IF; + + INSERT INTO config.upgrade_log (version, applied_to) VALUES (my_db_patch, my_applied_to); + RETURN TRUE; +END; +$$ LANGUAGE PLPGSQL; + +COMMIT; -- 2.11.0