-- create cluster info functions
create schema plproxy;

create or replace function
plproxy.get_cluster_version(cluster_name text)
returns integer as $$
begin
    if cluster_name = 'testcluster' then
        return 5;
    end if;
    raise exception 'no such cluster: %', cluster_name;
end; $$ language plpgsql;

create or replace function
plproxy.get_cluster_partitions(cluster_name text)
returns setof text as $$
begin
    if cluster_name = 'testcluster' then
        return next 'host=127.0.0.1 dbname=test_part';
        return;
    end if;
    raise exception 'no such cluster: %', cluster_name;
end; $$ language plpgsql;

create or replace function
plproxy.get_cluster_config(cluster_name text, out key text, out val text)
returns setof record as $$
begin
    key := 'connection_lifetime';
    val := 30*60;
    return next;
    return;
end; $$ language plpgsql;