cic-custodial/migrations/003_gas_quota.sql

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-- Gas quota meta table
CREATE TABLE IF NOT EXISTS gas_quota_meta (
default_quota INT NOT NULL
);
INSERT INTO gas_quota_meta (default_quota) VALUES (25);
-- Gas quota table
CREATE TABLE IF NOT EXISTS gas_quota (
id INT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
key_id INT REFERENCES keystore(id) NOT NULL,
quota INT NOT NULL DEFAULT 0
);
-- Gas quota trigger on keystore insert to default 0 quota
-- We wait for the event handler to correctly set the chain quota
create function insert_gas_quota()
returns trigger
as $$
begin
insert into gas_quota (key_id) values (new.id);
return new;
end;
$$ language plpgsql;
create trigger insert_gas_quota
after insert on keystore
for each row
execute procedure insert_gas_quota()