wip: rewrite to webservice library

sql/0013.sql

@@ -1,34 +0,0 @@
-/* Required for the gen_random_bytes function */
-CREATE EXTENSION pgcrypto;
-
-CREATE FUNCTION password_hash(salt_hex char(32), pass bytea)
-RETURNS char(96)
-LANGUAGE plpgsql
-AS
-$$
-BEGIN
-	RETURN (
-		SELECT
-			salt_hex ||
-			encode(
-				sha256(
-					decode(salt_hex, 'hex') || /* salt in binary */
-					pass                       /* password */
-				),
-				'hex'
-			)
-	);
-END;
-$$;
-
-/* Password has to be able to accommodate 96 characters instead of previous 64.
- * It can't be char(96), because then the password would be padded to 96 characters. */
-ALTER TABLE public."user" ALTER COLUMN "password" TYPE varchar(96) USING "password"::varchar;
-
-/* Update all users with salted and hashed passwords */
-UPDATE public.user
-SET password = password_hash( encode(gen_random_bytes(16),'hex'), password::bytea);
-
-/* After the password hashing, all passwords are now hex encoded 32 characters salt and 64 characters hash,
- * and the varchar type is not longer necessary. */
-ALTER TABLE public."user" ALTER COLUMN "password" TYPE char(96) USING "password"::varchar;