44 lines
1.6 KiB
Elixir
44 lines
1.6 KiB
Elixir
{:ok, _} = Application.ensure_all_started(:supavisor)
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# Written by the mesh (modules/supabase). Per-machine values come from settings.json (the module's
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# one merge:json file); secrets come from the environment the image reads.
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settings = "/etc/pooler/settings.json" |> File.read!() |> Jason.decode!() |> Map.get("pooler", %{})
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{:ok, version} =
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case Supavisor.Repo.query!("select version()") do
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%{rows: [[ver]]} -> Supavisor.Helpers.parse_pg_version(ver)
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_ -> nil
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end
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params = %{
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"external_id" => to_string(settings["tenant"] || "default"),
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"db_host" => "supabase-db",
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"db_port" => System.get_env("POSTGRES_PORT"),
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"db_database" => System.get_env("POSTGRES_DB"),
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"require_user" => false,
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"auth_query" => "SELECT * FROM pgbouncer.get_auth($1)",
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"default_max_clients" => settings["max-client-connections"] || 100,
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"default_pool_size" => settings["pool-size"] || 20,
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"default_parameter_status" => %{"server_version" => version},
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"users" => [%{
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"db_user" => "pgbouncer",
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"db_password" => System.get_env("POSTGRES_PASSWORD"),
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"mode_type" => System.get_env("POOLER_POOL_MODE"),
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"pool_size" => settings["pool-size"] || 20,
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"is_manager" => true
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}]
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}
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case Supavisor.Tenants.get_tenant_by_external_id(params["external_id"]) do
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nil ->
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{:ok, _} = Supavisor.Tenants.create_tenant(params)
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# A tenant made elsewhere (HAL named the database host "db") is pointed at this module's
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# database container; nothing else it holds is changed.
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%{db_host: host} = tenant when host != "supabase-db" ->
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{:ok, _} = Supavisor.Tenants.update_tenant(tenant, %{"db_host" => "supabase-db"})
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_ ->
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:ok
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end
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