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Baker: don't bake over old loafs during the bootstrap stage.

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This commit is contained in:
Benjamin Canou 2017-02-15 16:37:29 +01:00 committed by Grégoire Henry
parent 863869eb40
commit c66db98bfa
1 changed files with 20 additions and 9 deletions
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27
src/client/embedded/alpha/baker/client_mining_forge.ml
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@ -256,18 +256,24 @@ let rec insert_mining_slot slot = function
type state = {
genesis: Block_hash.t ;
delegates: public_key_hash list ;
mutable best_fitness: Fitness.t ;
mutable best: Client_mining_blocks.block_info ;
mutable future_slots:
(Time.t * (Client_mining_blocks.block_info * int * public_key_hash)) list ;
}
let create_state genesis delegates best_fitness =
let create_state genesis delegates best =
{ genesis ;
delegates ;
best_fitness ;
best ;
future_slots = [] ;
}
let drop_old_slots ~before state =
state.future_slots <-
List.filter
(fun (t, slot) -> Time.compare t before < 0)
state.future_slots
let compute_timeout { future_slots } =
match future_slots with
| [] ->
@ -276,6 +282,9 @@ let compute_timeout { future_slots } =
let now = Time.now () in
let delay = Time.diff timestamp now in
if delay <= 0L then
if delay <= -1800L then
Lwt_unix.sleep 10.
else
Lwt.return_unit
else
Lwt_unix.sleep (Int64.to_float delay)
@ -318,8 +327,8 @@ let insert_block
Client_mining_revelation.forge_seed_nonce_revelation
cctxt ~force:true (`Hash bi.hash) (List.map snd nonces)
end >>= fun _ignore_error ->
if Fitness.compare state.best_fitness bi.fitness < 0 then
state.best_fitness <- bi.fitness ;
if Fitness.compare state.best.fitness bi.fitness < 0 then
state.best <- bi ;
get_mining_slot cctxt ?max_priority bi state.delegates >>= function
| None ->
lwt_debug
@ -331,6 +340,8 @@ let insert_block
Time.pp_hum timestamp
name
Block_hash.pp_short bi.hash >>= fun () ->
if Time.compare bi.timestamp state.best.timestamp = 0 then
drop_old_slots ~before: (Time.add state.best.timestamp (-1800L)) state ;
state.future_slots <- insert_mining_slot slot state.future_slots ;
Lwt.return_unit
@ -391,7 +402,7 @@ let mine cctxt state =
(Utils.unopt_list candidates) in
match candidates with
| (bi, priority, fitness, timestamp, operations, delegate) :: _
when Fitness.compare state.best_fitness fitness < 0 -> begin
when Fitness.compare state.best.fitness fitness < 0 -> begin
let level = Raw_level.succ bi.level.level in
lwt_log_info
"Select candidate block after %a (slot %d) fitness: %a"
@ -426,7 +437,7 @@ let create cctxt ?max_priority delegates
Lwt_stream.get block_stream >>= function
| None | Some [] ->
cctxt.Client_commands.error "Can't fetch the current block head."
| Some ({ Client_mining_blocks.fitness } :: _ as initial_heads) ->
| Some ({ Client_mining_blocks.fitness } as bi :: _ as initial_heads) ->
Client_node_rpcs.Blocks.hash cctxt `Genesis >>= fun genesis_hash ->
let last_get_block = ref None in
let get_block () =
@ -444,7 +455,7 @@ let create cctxt ?max_priority delegates
last_get_endorsement := Some t ;
t
| Some t -> t in
let state = create_state genesis_hash delegates fitness in
let state = create_state genesis_hash delegates bi in
insert_blocks cctxt ?max_priority state initial_heads >>= fun () ->
let rec worker_loop () =
let timeout = compute_timeout state in