[taler-exchange] branch master updated: tested shard creation locally

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marco-boss pushed a commit to branch master
in repository exchange.

The following commit(s) were added to refs/heads/master by this push:
     new 0eed0c0d tested shard creation locally
0eed0c0d is described below

commit 0eed0c0de21648453c7abc1e999c5740dacde0d7
Author: Marco Boss <bossm8@bfh.ch>
AuthorDate: Tue Mar 1 14:01:42 2022 +0100

    tested shard creation locally
---
 src/exchangedb/exchange-0001.sql | 97 ++++++++++++++++++++++++++++++++++------
 1 file changed, 84 insertions(+), 13 deletions(-)

diff --git a/src/exchangedb/exchange-0001.sql b/src/exchangedb/exchange-0001.sql
index 158ec2eb..62660349 100644
--- a/src/exchangedb/exchange-0001.sql
+++ b/src/exchangedb/exchange-0001.sql
@@ -173,7 +173,7 @@ BEGIN
   PERFORM create_partitioned_table(
     'CREATE TABLE IF NOT EXISTS %I'
       '(reserve_in_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- 
UNIQUE'
-      ',reserve_pub BYTEA PRIMARY KEY REFERENCES reserves (reserve_pub) ON 
DELETE CASCADE'
+      ',reserve_pub BYTEA PRIMARY KEY' -- REFERENCES reserves (reserve_pub) ON 
DELETE CASCADE'
       ',wire_reference INT8 NOT NULL'
       ',credit_val INT8 NOT NULL'
       ',credit_frac INT4 NOT NULL'
@@ -191,6 +191,11 @@ BEGIN
       ADD CONSTRAINT reserves_in_reserve_serial_id_key
         UNIQUE (reserve_in_serial_id)
     ;
+  ELSE
+    ALTER TABLE IF EXISTS reserves_in
+      ADD CONSTRAINT reserves_in_reserve_pub_fkey
+        FOREIGN KEY (reserve_pub) REFERENCES reserves (reserve_pub) ON DELETE 
CASCADE
+    ;
   END IF;
 
 END
@@ -212,7 +217,7 @@ BEGIN
   PERFORM create_partitioned_table(
     'CREATE TABLE IF NOT EXISTS %I'
       '(close_uuid BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE / 
PRIMARY KEY'
-      ',reserve_pub BYTEA NOT NULL REFERENCES reserves (reserve_pub) ON DELETE 
CASCADE'
+      ',reserve_pub BYTEA NOT NULL' -- REFERENCES reserves (reserve_pub) ON 
DELETE CASCADE'
       ',execution_date INT8 NOT NULL'
       ',wtid BYTEA NOT NULL CHECK (LENGTH(wtid)=32)'
       ',wire_target_serial_id INT8 NOT NULL' -- REFERENCES wire_targets 
(wire_target_serial_id)'
@@ -231,6 +236,11 @@ BEGIN
       ADD CONSTRAINT reserves_close_close_uuid_pkey
         PRIMARY KEY (close_uuid)
     ;
+  ELSE
+    ALTER TABLE IF EXISTS reserves_close
+      ADD CONSTRAINT reserves_close_reserve_pub_fkey
+        FOREIGN KEY (reserve_pub) REFERENCES reserves (reserve_pub) ON DELETE 
CASCADE
+    ;
   END IF;
 
 END
@@ -253,7 +263,7 @@ BEGIN
     'CREATE TABLE IF NOT EXISTS %I'
       '(reserve_out_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- 
UNIQUE'
       ',h_blind_ev BYTEA CHECK (LENGTH(h_blind_ev)=64) UNIQUE'
-      ',denominations_serial INT8 NOT NULL REFERENCES denominations 
(denominations_serial)'
+      ',denominations_serial INT8 NOT NULL' -- REFERENCES denominations 
(denominations_serial)'
       ',denom_sig BYTEA NOT NULL'
       ',reserve_uuid INT8 NOT NULL' -- REFERENCES reserves (reserve_uuid) ON 
DELETE CASCADE'
       ',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
@@ -271,6 +281,12 @@ BEGIN
       ADD CONSTRAINT reserves_out_reserve_out_serial_id_key
         UNIQUE (reserve_out_serial_id)
     ;
+  ELSE
+    -- FIXME once denominations are replicated we can safely add the fkey on 
table creation
+    ALTER TABLE IF EXISTS reserves_out
+      ADD CONSTRAINT reserves_out_denominations_serial_fkey
+        FOREIGN KEY (denominations_serial) REFERENCES denominations 
(denominations_serial)
+    ;
   END IF;
 
 END
@@ -375,7 +391,7 @@ BEGIN
   PERFORM create_partitioned_table(
     'CREATE TABLE IF NOT EXISTS %I'
       '(known_coin_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE'
-      ',denominations_serial INT8 NOT NULL REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE'
+      ',denominations_serial INT8 NOT NULL' -- REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE'
       ',coin_pub BYTEA NOT NULL PRIMARY KEY CHECK (LENGTH(coin_pub)=32)'
       ',age_commitment_hash BYTEA CHECK (LENGTH(age_commitment_hash)=32)'
       ',denom_sig BYTEA NOT NULL'
@@ -392,6 +408,12 @@ BEGIN
       ADD CONSTRAINT known_coins_known_coin_id_key
         UNIQUE (known_coin_id)
     ;
+  ELSE
+    -- FIXME once denominations are replicated we can safely add the fkey on 
table creation
+    ALTER TABLE IF EXISTS known_coins
+      ADD CONSTRAINT known_coins_denominations_serial_fkey
+        FOREIGN KEY (denominations_serial) REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE
+    ;
   END IF;
 
 END
@@ -414,7 +436,7 @@ BEGIN
     'CREATE TABLE IF NOT EXISTS %I'
       '(melt_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE'
       ',rc BYTEA PRIMARY KEY CHECK (LENGTH(rc)=64)'
-      ',old_coin_pub BYTEA NOT NULL REFERENCES known_coins (coin_pub) ON 
DELETE CASCADE'
+      ',old_coin_pub BYTEA NOT NULL' -- REFERENCES known_coins (coin_pub) ON 
DELETE CASCADE'
       ',h_age_commitment BYTEA CHECK(LENGTH(h_age_commitment)=32)'
       ',old_coin_sig BYTEA NOT NULL CHECK(LENGTH(old_coin_sig)=64)'
       ',amount_with_fee_val INT8 NOT NULL'
@@ -431,6 +453,11 @@ BEGIN
       ADD CONSTRAINT refresh_commitments_melt_serial_id_key
         UNIQUE (melt_serial_id)
     ;
+  ELSE
+    ALTER TABLE IF EXISTS refresh_commitments
+      ADD CONSTRAINT refresh_commitments_old_coin_pub_fkey
+        FOREIGN KEY (old_coin_pub) REFERENCES known_coins (coin_pub) ON DELETE 
CASCADE
+    ;
   END IF;
 
 END
@@ -455,7 +482,7 @@ BEGIN
       ',melt_serial_id INT8 NOT NULL' -- REFERENCES refresh_commitments 
(melt_serial_id) ON DELETE CASCADE'
       ',freshcoin_index INT4 NOT NULL'
       ',link_sig BYTEA NOT NULL CHECK(LENGTH(link_sig)=64)'
-      ',denominations_serial INT8 NOT NULL REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE'
+      ',denominations_serial INT8 NOT NULL' -- REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE'
       ',coin_ev BYTEA NOT NULL' -- UNIQUE'
       ',h_coin_ev BYTEA NOT NULL CHECK(LENGTH(h_coin_ev)=64)' -- UNIQUE'
       ',ev_sig BYTEA NOT NULL'
@@ -478,6 +505,12 @@ BEGIN
       ,ADD CONSTRAINT 
refresh_revealed_coins_melt_serial_id_freshcoin_index_pkey
         PRIMARY KEY (melt_serial_id, freshcoin_index)
     ;
+  ELSE
+    -- FIXME once denominations are replicated we can safely add the fkey on 
table creation
+    ALTER TABLE IF EXISTS refresh_revealed_coins
+      ADD CONSTRAINT refresh_revealed_coins_denominations_serial_fkey
+        FOREIGN KEY (denominations_serial) REFERENCES denominations 
(denominations_serial) ON DELETE CASCADE
+    ;
   END IF;
 
 END
@@ -563,7 +596,7 @@ BEGIN
       ',tiny BOOLEAN NOT NULL DEFAULT FALSE'
       ',done BOOLEAN NOT NULL DEFAULT FALSE'
       ',extension_blocked BOOLEAN NOT NULL DEFAULT FALSE'
-      ',extension_details_serial_id INT8 REFERENCES extension_details 
(extension_details_serial_id) ON DELETE CASCADE'
+      ',extension_details_serial_id INT8' -- REFERENCES extension_details 
(extension_details_serial_id) ON DELETE CASCADE'
       ',UNIQUE (shard, known_coin_id, merchant_pub, h_contract_terms)'
     ') %s ;'
     ,'deposits'
@@ -576,6 +609,11 @@ BEGIN
       ADD CONSTRAINT deposits_deposit_by_serial_id_pkey
         PRIMARY KEY (deposit_serial_id)
     ;
+  ELSE
+    ALTER TABLE IF EXISTS Deposits
+      ADD CONSTRAINT deposits_extension_details_serial_id_fkey
+        FOREIGN KEY (extension_details_serial_id) REFERENCES extension_details 
(extension_details_serial_id) ON DELETE CASCADE
+    ;
   END IF;
 
 END
@@ -673,7 +711,7 @@ BEGIN
     'CREATE TABLE IF NOT EXISTS %I'
       '(aggregation_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- 
UNIQUE'
       ',deposit_serial_id INT8 PRIMARY KEY' -- REFERENCES deposits 
(deposit_serial_id) ON DELETE CASCADE'
-      ',wtid_raw BYTEA NOT NULL CONSTRAINT wire_out_ref REFERENCES 
wire_out(wtid_raw) ON DELETE CASCADE DEFERRABLE'
+      ',wtid_raw BYTEA NOT NULL' -- CONSTRAINT wire_out_ref REFERENCES 
wire_out(wtid_raw) ON DELETE CASCADE DEFERRABLE'
     ') %s ;'
     ,'aggregation_tracking'
     ,'PARTITION BY HASH (deposit_serial_id)'
@@ -685,6 +723,11 @@ BEGIN
       ADD CONSTRAINT aggregation_tracking_aggregation_tracking_serial_id_key
         UNIQUE (aggergation_tracking_serial_id)
     ;
+  ELSE
+    ALTER TABLE IF EXISTS aggregation_tracking
+      ADD CONSTRAINT wire_out_ref
+        FOREIGN KEY (wtid_raw) REFERENCES wire_out (wtid_raw) ON DELETE 
CASCADE DEFERRABLE
+    ;
   END IF;
 
 END
@@ -913,15 +956,14 @@ CREATE OR REPLACE FUNCTION create_foreign_table(
     source_table_name VARCHAR
     ,modulus INTEGER
     ,shard_suffix VARCHAR
-    ,partition_num INTEGER
-    ,server_name VARCHAR
+    ,current_shard_num INTEGER
   )
   RETURNS VOID
   LANGUAGE plpgsql
 AS $$
 BEGIN
 
-  RAISE NOTICE 'Creating %_% on %', source_table_name, shard_suffix, 
server_name;
+  RAISE NOTICE 'Creating %_% on %', source_table_name, shard_suffix, 
shard_suffix;
 
   EXECUTE FORMAT(
     'CREATE FOREIGN TABLE IF NOT EXISTS %I '
@@ -931,8 +973,8 @@ BEGIN
     ,source_table_name || '_' || shard_suffix
     ,source_table_name
     ,modulus
-    ,partition_num-1
-    ,server_name
+    ,current_shard_num-1
+    ,shard_suffix
   );
 
   EXECUTE FORMAT(
@@ -1186,6 +1228,7 @@ BEGIN
   ALTER TABLE IF EXISTS reserves_out
     DROP CONSTRAINT IF EXISTS reserves_out_pkey CASCADE
     ,DROP CONSTRAINT IF EXISTS reserves_out_denominations_serial_fkey
+    ,DROP CONSTRAINT IF EXISTS reserves_out_h_blind_ev_key
   ;
 
   ALTER TABLE IF EXISTS known_coins
@@ -1389,5 +1432,33 @@ BEGIN
 END
 $$;
 
+CREATE OR REPLACE FUNCTION setup_shard_db(
+  shard_suffix VARCHAR
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+BEGIN
+
+  PERFORM create_table_wire_targets(shard_suffix);
+  PERFORM create_table_reserves(shard_suffix);
+  PERFORM create_table_reserves_in(shard_suffix);
+  PERFORM create_table_reserves_out(shard_suffix);
+  PERFORM create_table_reserves_close(shard_suffix);
+  PERFORM create_table_known_coins(shard_suffix);
+  PERFORM create_table_refresh_commitments(shard_suffix);
+  PERFORM create_table_refresh_revealed_coins(shard_suffix);
+  PERFORM create_table_refresh_transfer_keys(shard_suffix);
+  PERFORM create_table_deposits(shard_suffix);
+  PERFORM create_table_refunds(shard_suffix);
+  PERFORM create_table_wire_out(shard_suffix);
+  PERFORM create_table_aggregation_tracking(shard_suffix);
+  PERFORM create_table_recoup(shard_suffix);
+  PERFORM create_table_recoup_refresh(shard_suffix);
+  PERFORM create_table_prewire(shard_suffix);
+  PERFORM create_table_cs_nonce_locks(shard_suffix);
+
+END
+$$;
 
 COMMIT;

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