feat: migrations post stateless version

go.mod

@@ -49,10 +49,11 @@ require (
 	golang.org/x/sync v0.8.0
 )
 
+require gopkg.in/yaml.v3 v3.0.1 // indirect
+
 require (
 	github.com/hashicorp/go-hclog v1.6.3 // indirect
 	github.com/jackc/pgxlisten v0.0.0-20241005155529-9d952acd6a6c // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
 require (

internal/storage/bucket/bucket.go

@@ -13,7 +13,7 @@ import (
 )
 
 // stateless version (+1 regarding directory name, as migrations start from 1 in the lib)
-const MinimalSchemaVersion = 12
+const MinimalSchemaVersion = 15
 
 type Bucket struct {
 	name string

internal/storage/bucket/migrations.go

@@ -13,11 +13,11 @@ var MigrationsFS embed.FS
 
 func GetMigrator(db *bun.DB, name string) *migrations.Migrator {
 	migrator := migrations.NewMigrator(db, migrations.WithSchema(name))
-	migrations, err := migrations.CollectMigrations(MigrationsFS, name)
+	_migrations, err := migrations.CollectMigrations(MigrationsFS, name)
 	if err != nil {
 		panic(err)
 	}
-	migrator.RegisterMigrations(migrations...)
+	migrator.RegisterMigrations(_migrations...)
 
 	return migrator
 }
@@ -27,4 +27,4 @@ func migrate(ctx context.Context, tracer trace.Tracer, db *bun.DB, name string)
 	defer span.End()
 
 	return GetMigrator(db, name).Up(ctx)
-}
+}

internal/storage/bucket/migrations/1-fix-trigger/up.sql

@@ -29,4 +29,4 @@ begin
                         posting ->> 'destination', posting ->> 'asset', (posting ->> 'amount')::numeric, false,
                         _destination_exists);
 end;
-$$ set search_path from current;
+$$ set search_path from current;

internal/storage/bucket/migrations/11-make-stateless/up.sql

@@ -200,8 +200,6 @@ execute procedure set_compat_on_transactions_metadata();
 
 alter table transactions
 add column post_commit_volumes jsonb,
--- todo: set in subsequent migration `default transaction_date()`,
--- otherwise the function is called for every existing lines
 add column inserted_at timestamp without time zone,
 alter column timestamp set default transaction_date()
 -- todo: we should change the type of this column, but actually it cause a full lock of the table
@@ -363,7 +361,6 @@ from (select row_number() over () as number, v.value
             select null) v) data
 $$ set search_path from current;
 
--- todo(next-minor): remove that on future version when the table will have this default value (need to fill nulls before)
 create or replace function set_transaction_inserted_at() returns trigger
 	security definer
 	language plpgsql

internal/storage/bucket/migrations/16-moves-fill-transaction-id/notes.yaml

@@ -0,0 +1 @@
+name: Fill transaction ids of table moves

internal/storage/bucket/migrations/16-moves-fill-transaction-id/up.sql

@@ -0,0 +1,44 @@
+do $$
+	declare
+		_batch_size integer := 100;
+		_max integer;
+	begin
+		set search_path = '{{.Schema}}';
+
+		create index moves_transactions_id on moves(transactions_id);
+
+		select count(seq)
+		from moves
+		where transactions_id is null
+		into _max;
+
+		perform pg_notify('migrations-{{ .Schema }}', 'init: ' || _max);
+		loop
+
+			with _outdated_moves as (
+				select *
+				from moves
+				where transactions_id is null
+				limit _batch_size
+			)
+			update moves
+			set transactions_id = (
+				select id
+				from transactions
+				where seq = moves.transactions_seq
+			)
+			from _outdated_moves
+			where moves.seq in (_outdated_moves.seq);
+
+			exit when not found;
+
+			perform pg_notify('migrations-{{ .Schema }}', 'continue: ' || _batch_size);
+
+			commit ;
+		end loop;
+
+		alter table moves
+		alter column transactions_id set not null;
+	end
+$$
+language plpgsql;

internal/storage/bucket/migrations/17-transactions-fill-inserted-at/notes.yaml

@@ -0,0 +1 @@
+name: Fill inserted_at column of transactions table

internal/storage/bucket/migrations/17-transactions-fill-inserted-at/up.sql

@@ -0,0 +1,59 @@
+do $$
+	declare
+		_batch_size integer := 100;
+		_date timestamp without time zone;
+		_count integer := 0;
+	begin
+		--todo: take explicit advisory lock to avoid concurrent migrations when the service is killed
+		set search_path = '{{.Schema}}';
+
+		-- select the date where the "11-make-stateless" migration has been applied
+		select tstamp into _date
+		from _system.goose_db_version
+		where version_id = 12;
+
+		create temporary table logs_transactions as
+		select id, ledger, date, (data->'transaction'->>'id')::bigint as transaction_id
+		from logs
+		where date <= _date;
+
+		create index on logs_transactions (ledger, transaction_id) include (id, date);
+
+		select count(*) into _count
+		from logs_transactions;
+
+		perform pg_notify('migrations-{{ .Schema }}', 'init: ' || _count);
+
+		for i in 0.._count by _batch_size loop
+			-- disable triggers
+			set session_replication_role = replica;
+
+			with _rows as (
+				select *
+				from logs_transactions
+				order by ledger, transaction_id
+				offset i
+				limit _batch_size
+			)
+			update transactions
+			set inserted_at = _rows.date
+			from _rows
+			where transactions.ledger = _rows.ledger and transactions.id = _rows.transaction_id;
+
+			-- enable triggers
+			set session_replication_role = default;
+
+			commit;
+
+			perform pg_notify('migrations-{{ .Schema }}', 'continue: ' || _batch_size);
+		end loop;
+
+		drop table logs_transactions;
+
+		alter table transactions
+		alter column inserted_at set default transaction_date();
+
+		drop trigger set_transaction_inserted_at on transactions;
+		drop function set_transaction_inserted_at;
+	end
+$$;

internal/storage/bucket/migrations/18-transactions-fill-pcv/notes.yaml

@@ -0,0 +1 @@
+name: Fill post_commit_volumes column of transactions table

internal/storage/bucket/migrations/18-transactions-fill-pcv/up.sql

@@ -0,0 +1,62 @@
+do $$
+	declare
+		_batch_size integer := 100;
+		_count integer;
+	begin
+		set search_path = '{{.Schema}}';
+
+		select count(id)
+		from transactions
+		where post_commit_volumes is null
+		into _count;
+
+		perform pg_notify('migrations-{{ .Schema }}', 'init: ' || _count);
+
+		loop
+			-- disable triggers
+			set session_replication_role = replica;
+
+			with _outdated_transactions as (
+				select id
+				from transactions
+				where post_commit_volumes is null
+				limit _batch_size
+			)
+			update transactions
+			set post_commit_volumes = (
+				select public.aggregate_objects(post_commit_volumes::jsonb) as post_commit_volumes
+				from (
+					select accounts_address, json_build_object(accounts_address, post_commit_volumes) post_commit_volumes
+					from (
+						select accounts_address, json_build_object(asset, post_commit_volumes) as post_commit_volumes
+						from (
+							select distinct on (accounts_address, asset)
+								accounts_address,
+								asset,
+										first_value(post_commit_volumes) over (
+									partition by accounts_address, asset
+									order by seq desc
+									) as post_commit_volumes
+							from moves
+							where transactions_id = transactions.id and ledger = transactions.ledger
+						) moves
+					) values
+				) values
+			)
+			from _outdated_transactions
+			where transactions.id in (_outdated_transactions.id);
+
+			-- enable triggers
+			set session_replication_role = default;
+
+			exit when not found;
+
+			commit;
+
+			perform pg_notify('migrations-{{ .Schema }}', 'continue: ' || _batch_size);
+		end loop;
+
+		alter table transactions
+		alter column post_commit_volumes set not null;
+	end
+$$;

internal/storage/bucket/migrations/19-accounts-volumes-fill-history/notes.yaml

@@ -0,0 +1 @@
+name: Populate accounts_volumes table with historic data

internal/storage/bucket/migrations/19-accounts-volumes-fill-history/up.sql

@@ -0,0 +1,54 @@
+do $$
+	declare
+		_count integer;
+		_batch_size integer := 100;
+	begin
+		set search_path = '{{.Schema}}';
+
+		create temporary table tmp_volumes as
+		select distinct on (ledger, accounts_address, asset)
+			ledger,
+			accounts_address,
+			asset,
+			first_value(post_commit_volumes) over (
+				partition by ledger, accounts_address, asset
+				order by seq desc
+			) as post_commit_volumes
+		from moves
+		where not exists(
+			select
+			from accounts_volumes
+			where ledger = moves.ledger
+				and asset = moves.asset
+				and accounts_address = moves.accounts_address
+		);
+
+		select count(*)
+		from tmp_volumes
+		into _count;
+
+		perform pg_notify('migrations-{{ .Schema }}', 'init: ' || _count);
+
+		raise info '_count: %', _count;
+
+		for i in 0.._count by _batch_size loop
+			with _rows as (
+				select *
+				from tmp_volumes
+				offset i
+				limit _batch_size
+			)
+			insert into accounts_volumes (ledger, accounts_address, asset, input, output)
+			select ledger, accounts_address, asset, (post_commit_volumes).inputs, (post_commit_volumes).outputs
+			from _rows
+			on conflict do nothing; -- can be inserted by a concurrent transaction
+
+			commit;
+
+			perform pg_notify('migrations-{{ .Schema }}', 'continue: ' || _batch_size);
+
+		end loop;
+
+		drop table tmp_volumes;
+	end
+$$;

internal/storage/bucket/migrations/2-fix-volumes-aggregation/up.sql

@@ -22,5 +22,4 @@ with all_assets as (select v.v as asset
                    ) m on true)
 select moves.asset, moves.post_commit_volumes
 from moves
-$$ set search_path from current;
-
+$$ set search_path from current;

internal/storage/bucket/migrations/20-transactions-metadata-fill-transaction-id/notes.yaml

@@ -0,0 +1 @@
+name: Fill transactions_id column of transactions_metadata table

internal/storage/bucket/migrations/20-transactions-metadata-fill-transaction-id/up.sql

@@ -0,0 +1,44 @@
+
+do $$
+	declare
+		_batch_size integer := 100;
+		_count integer;
+	begin
+		set search_path = '{{.Schema}}';
+
+		select count(seq)
+		from transactions_metadata
+		where transactions_id is null
+		into _count;
+
+		perform pg_notify('migrations-{{ .Schema }}', 'init: ' || _count);
+
+		loop
+			with _outdated_transactions_metadata as (
+				select seq
+				from transactions_metadata
+				where transactions_id is null
+				limit _batch_size
+			)
+			update transactions_metadata
+			set transactions_id = (
+				select id
+				from transactions
+				where transactions_metadata.transactions_seq = seq
+			)
+			from _outdated_transactions_metadata
+			where transactions_metadata.seq in (_outdated_transactions_metadata.seq);
+
+			exit when not found;
+
+			commit;
+
+			perform pg_notify('migrations-{{ .Schema }}', 'continue: ' || _batch_size);
+
+		end loop;
+
+		alter table transactions_metadata
+		alter column transactions_id set not null ;
+	end
+$$;
+

internal/storage/bucket/migrations/21-accounts-metadata-fill-address/notes.yaml

@@ -0,0 +1 @@
+name: Fill accounts_address column of accounts_metadata table