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c7fc54af02
Sometimes we boot before dom0 has put the network settings in QubesDB. If that happens, log a message, wait until the database changes, and retry.
34 lines
1.1 KiB
OCaml
34 lines
1.1 KiB
OCaml
(* Copyright (C) 2015, Thomas Leonard <thomas.leonard@unikernel.com>
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See the README file for details. *)
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(** Wrapper for XenStore and QubesDB databases. *)
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module ClientVif : sig
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type t = {
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domid : int;
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device_id : int;
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}
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val pp : t Fmt.t
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end
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module VifMap : sig
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include Map.S with type key = ClientVif.t
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val find : key -> 'a t -> 'a option
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end
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val watch_clients : (Ipaddr.V4.t VifMap.t -> unit) -> 'a Lwt.t
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(** [watch_clients fn] calls [fn clients] with the list of backend clients
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in XenStore, and again each time XenStore updates. *)
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type network_config = {
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uplink_netvm_ip : Ipaddr.V4.t; (* The IP address of NetVM (our gateway) *)
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uplink_our_ip : Ipaddr.V4.t; (* The IP address of our interface to NetVM *)
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clients_our_ip : Ipaddr.V4.t; (* The IP address of our interface to our client VMs (their gateway) *)
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}
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val read_network_config : Qubes.DB.t -> network_config Lwt.t
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(** [read_network_config db] fetches the configuration from QubesDB.
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If it isn't there yet, it waits until it is. *)
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val set_iptables_error : Qubes.DB.t -> string -> unit Lwt.t
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