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add a few more LENGTH checks

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This commit is contained in:
Christian Grothoff 2015-05-07 13:29:11 +02:00
parent 237cab27a9
commit 1fe362112a
1 changed files with 32 additions and 15 deletions
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47
src/mintdb/plugin_mintdb_postgres.c
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@ -218,17 +218,24 @@ postgres_create_tables (void *cls,
/* Create an index on the foreign key as it is not created automatically by PSQL */
SQLEXEC ("CREATE INDEX reserves_in_reserve_pub_index"
" ON reserves_in (reserve_pub);");
/* Table with the withdraw operations that have been performed on a reserve.
TODO: maybe rename to "reserves_out"?
TODO: is blind_ev really a _primary key_? Is this constraint useful? */
SQLEXEC ("CREATE TABLE IF NOT EXISTS collectable_blindcoins"
"("
"blind_ev BYTEA PRIMARY KEY"
",denom_pub BYTEA NOT NULL REFERENCES denominations (pub)"
",denom_sig BYTEA NOT NULL"
",reserve_pub BYTEA REFERENCES reserves (reserve_pub) ON DELETE CASCADE"
",reserve_sig BYTEA NOT NULL"
",reserve_pub BYTEA NOT NULL CHECK (LENGTH(reserve_pub)=32) REFERENCES reserves (reserve_pub) ON DELETE CASCADE"
",reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)"
");");
/* Index blindcoins(reserve_pub) for get_reserves_blindcoins statement */
SQLEXEC ("CREATE INDEX collectable_blindcoins_reserve_pub_index ON"
" collectable_blindcoins (reserve_pub)");
/* Table with coins that have been (partially) spent, used to detect
double-spending.
TODO: maybe rename to "spent_coins"?
TODO: maybe have two tables, one for spending and one for refreshing, instead of optional refresh_session_hash? */
SQLEXEC("CREATE TABLE IF NOT EXISTS known_coins "
"("
" coin_pub BYTEA NOT NULL PRIMARY KEY"
@ -244,11 +251,13 @@ postgres_create_tables (void *cls,
* we use them as 16 bit unsigned integers
* @a num_oldcoins
* @a num_newcoins
* Do not do arithmetic in SQL on these fields
* Do not do arithmetic in SQL on these fields.
*
* TODO: isn't "reveal_ok" no longer interesting / required / used?
*/
SQLEXEC("CREATE TABLE IF NOT EXISTS refresh_sessions "
"("
" session_hash BYTEA PRIMARY KEY CHECK (length(session_hash) = 64)"
" session_hash BYTEA PRIMARY KEY CHECK (LENGTH(session_hash)=64)"
",num_oldcoins INT2 NOT NULL"
",num_newcoins INT2 NOT NULL"
",noreveal_index INT2 NOT NULL"
@ -258,7 +267,7 @@ postgres_create_tables (void *cls,
") ");
SQLEXEC("CREATE TABLE IF NOT EXISTS refresh_order "
"( "
" session_hash BYTEA NOT NULL REFERENCES refresh_sessions (session_hash)"
" session_hash BYTEA NOT NULL CHECK (LENGTH(session_hash)=64) REFERENCES refresh_sessions (session_hash)"
",newcoin_index INT2 NOT NULL "
",denom_pub BYTEA NOT NULL "
",PRIMARY KEY (session_hash, newcoin_index)"
@ -266,7 +275,7 @@ postgres_create_tables (void *cls,
SQLEXEC("CREATE TABLE IF NOT EXISTS refresh_commit_link"
"("
" session_hash BYTEA NOT NULL REFERENCES refresh_sessions (session_hash)"
",transfer_pub BYTEA NOT NULL"
",transfer_pub BYTEA NOT NULL CHECK(LENGTH(transfer_pub)=32)"
",link_secret_enc BYTEA NOT NULL"
// index of the old coin in the customer's request
",oldcoin_index INT2 NOT NULL"
@ -286,9 +295,9 @@ postgres_create_tables (void *cls,
")");
SQLEXEC("CREATE TABLE IF NOT EXISTS refresh_melt"
"("
" session_hash BYTEA NOT NULL REFERENCES refresh_sessions (session_hash) "
",coin_pub BYTEA NOT NULL REFERENCES known_coins (coin_pub) "
",coin_sig BYTEA NOT NULL "
" session_hash BYTEA NOT NULL CHECK(LENGTH(session_hash=64)) REFERENCES refresh_sessions (session_hash) "
",coin_pub BYTEA NOT NULL CHECK(LENGTH(coin_pub)=32) REFERENCES known_coins (coin_pub) "
",coin_sig BYTEA NOT NULL CHECK(LENGTH(coin_sig)=64)"
",denom_pub BYTEA NOT NULL "
",denom_sig BYTEA NOT NULL "
",amount_val INT8 NOT NULL "
@ -301,24 +310,32 @@ postgres_create_tables (void *cls,
")");
SQLEXEC("CREATE TABLE IF NOT EXISTS refresh_collectable"
"("
" session_hash BYTEA NOT NULL REFERENCES refresh_sessions (session_hash) "
" session_hash BYTEA NOT NULL CHECK(LENGTH(session_hash)=64) REFERENCES refresh_sessions (session_hash) "
",ev_sig BYTEA NOT NULL"
",newcoin_index INT2 NOT NULL"
")");
/* This table contains the wire transfers the mint is supposed to
execute to transmit funds to the merchants (and manage refunds).
TODO: we might want to generate some other primary key
to internally identify outgoing transactions, as "coin_pub"
may not be unique if a wallet chooses not to refresh. The
resulting transaction ID should then be returned to the merchant
and could be used by the mearchant for further inquriries about
the deposit's execution. */
SQLEXEC("CREATE TABLE IF NOT EXISTS deposits "
"( "
/* FIXME #3769: the following primary key may be too restrictive */
" coin_pub BYTEA NOT NULL PRIMARY KEY CHECK (length(coin_pub)=32)"
" coin_pub BYTEA NOT NULL PRIMARY KEY CHECK (LENGTH(coin_pub)=32)"
",denom_pub BYTEA NOT NULL REFERENCES denominations (pub)"
",denom_sig BYTEA NOT NULL"
",transaction_id INT8 NOT NULL"
",amount_val INT8 NOT NULL"
",amount_frac INT4 NOT NULL"
",amount_curr VARCHAR("TALER_CURRENCY_LEN_STR") NOT NULL"
",merchant_pub BYTEA NOT NULL CHECK (length(merchant_pub)=32)"
",h_contract BYTEA NOT NULL CHECK (length(h_contract)=64)"
",h_wire BYTEA NOT NULL CHECK (length(h_wire)=64)"
",coin_sig BYTEA NOT NULL CHECK (length(coin_sig)=64)"
",merchant_pub BYTEA NOT NULL CHECK (LENGTH(merchant_pub)=32)"
",h_contract BYTEA NOT NULL CHECK (LENGTH(h_contract)=64)"
",h_wire BYTEA NOT NULL CHECK (LENGTH(h_wire)=64)"
",coin_sig BYTEA NOT NULL CHECK (LENGTH(coin_sig)=64)"
",wire TEXT NOT NULL"
")");
#undef SQLEXEC