Shell: enforce the maximum number of operation per block

scripts/alphanet.sh

@@ -392,6 +392,7 @@ go_alpha_go() {
            activate \
            protocol ProtoALphaALphaALphaALphaALphaALphaALphaALphaDdp3zK \
            with fitness 1 \
+           and passes 1 \
            and key dictator
 }
 

scripts/client_lib.inc.sh

@@ -207,6 +207,7 @@ activate_alpha() {
         -block genesis \
         activate protocol ProtoALphaALphaALphaALphaALphaALphaALphaALphaDdp3zK \
         with fitness 1 \
+        and passes 1 \
         and key dictator
 
 }

scripts/init-sandboxed-client.sh

@@ -27,7 +27,7 @@ add_sandboxed_bootstrap_identities | sed -e 's/^/## /' 1>&2
 cat <<EOF
 if type tezos-client-reset >/dev/null 2>&1 ; then tezos-client-reset; fi ;
 alias tezos-client="$client" ;
-alias tezos-activate-alpha="$client -block genesis activate protocol ProtoALphaALphaALphaALphaALphaALphaALphaALphaDdp3zK with fitness 1 and key dictator" ;
+alias tezos-activate-alpha="$client -block genesis activate protocol ProtoALphaALphaALphaALphaALphaALphaALphaALphaDdp3zK with fitness 1 and passes 1 and key dictator" ;
 alias tezos-client-reset="rm -rf \"$client_dir\"; unalias tezos-client tezos-activate-alpha tezos-client-reset" ;
 alias tezos-autocomplete="source \"$script_dir/bash-completion.sh\"" ;
 trap tezos-client-reset EXIT ;

src/client/embedded/genesis/client_proto_main.ml

@@ -31,7 +31,7 @@ let forge_block
   let proto_level =
     match command with
     | Data.Command.Activate _ -> 1
-    | Data.Command.Activate_testnet (_,_) -> 0 in
+    | Data.Command.Activate_testnet _ -> 0 in
   call_service1 rpc_config
     Services.Forge.block block
     ((net_id, Int32.succ pred.level, proto_level,
@@ -43,13 +43,18 @@ let bake rpc_config ?timestamp block command fitness seckey =
   forge_block
     rpc_config ?timestamp block bi.net_id command fitness >>=? fun blk ->
   let signed_blk = Environment.Ed25519.Signature.append seckey blk in
-  Client_node_rpcs.inject_block rpc_config signed_blk [[]]
+  Client_node_rpcs.inject_block rpc_config signed_blk []
 
 let int64_parameter =
   (Cli_entries.parameter (fun _ p ->
        try return (Int64.of_string p)
        with _ -> failwith "Cannot read int64"))
 
+let int_parameter =
+  (Cli_entries.parameter (fun _ p ->
+       try return (int_of_string p)
+       with _ -> failwith "Cannot read int"))
+
 let commands () =
   let open Cli_entries in
   let args =
@@ -71,15 +76,20 @@ let commands () =
        @@ param ~name:"fitness"
          ~desc:"Hardcoded fitness of the first block (integer)"
          int64_parameter
+       @@ prefixes [ "and" ; "passes" ]
+       @@ param ~name:"passes"
+         ~desc:"Hardcoded number of validation passes (integer)"
+         int_parameter
        @@ prefixes [ "and" ; "key" ]
        @@ Client_keys.Secret_key.source_param
          ~name:"password" ~desc:"Dictator's key"
        @@ stop)
-      begin fun timestamp hash fitness seckey cctxt ->
+      begin fun timestamp hash fitness validation_passes seckey cctxt ->
         let fitness =
           Tezos_embedded_raw_protocol_alpha.Fitness_repr.from_int64 fitness in
         bake cctxt.rpc_config ?timestamp cctxt.config.block
-          (Activate hash) fitness seckey >>=? fun hash ->
+          (Activate { protocol = hash ; validation_passes })
+          fitness seckey >>=? fun hash ->
         cctxt.answer "Injected %a" Block_hash.pp_short hash >>= fun () ->
         return ()
       end ;
@@ -92,15 +102,21 @@ let commands () =
        @@ param ~name:"fitness"
          ~desc:"Hardcoded fitness of the first block (integer)"
          int64_parameter
+       @@ prefixes [ "and" ; "passes" ]
+       @@ param ~name:"passes"
+         ~desc:"Hardcoded number of validation passes (integer)"
+         int_parameter
        @@ prefixes [ "and" ; "key" ]
        @@ Environment.Ed25519.Secret_key.param
          ~name:"password" ~desc:"Dictator's key"
        @@ stop)
-      begin fun timestamp hash fitness seckey cctxt ->
+      begin fun timestamp hash fitness validation_passes seckey cctxt ->
         let fitness =
           Tezos_embedded_raw_protocol_alpha.Fitness_repr.from_int64 fitness in
         bake cctxt.rpc_config ?timestamp cctxt.config.block
-          (Activate_testnet (hash, Int64.mul 24L 3600L))
+          (Activate_testnet { protocol = hash ;
+                              validation_passes ;
+                              delay = Int64.mul 24L 3600L })
           fitness seckey >>=? fun hash ->
         cctxt.answer "Injected %a" Block_hash.pp_short hash >>= fun () ->
         return ()

src/node/shell/block_validator.ml

@@ -50,6 +50,7 @@ type block_error =
         timestamp: Time.t ;
       }
   | Unexpected_number_of_validation_passes of int (* uint8 *)
+  | Too_many_operations of { pass: int; found: int; max: int }
 
 let block_error_encoding =
   let open Data_encoding in
@@ -131,6 +132,18 @@ let block_error_encoding =
           | Unexpected_number_of_validation_passes n -> Some ((), n)
           | _ -> None)
         (fun ((), n) -> Unexpected_number_of_validation_passes n) ;
+      case
+        (obj4
+           (req "error" (constant "too_many_operations"))
+           (req "validation_pass" uint8)
+           (req "found" uint16)
+           (req "max" uint16))
+        (function
+          | Too_many_operations { pass ; found ; max } ->
+              Some ((), pass, found, max)
+          | _ -> None)
+        (fun ((), pass, found, max) ->
+           Too_many_operations { pass ; found ; max }) ;
     ]
 
 let pp_block_error ppf = function
@@ -183,6 +196,10 @@ let pp_block_error ppf = function
       Format.fprintf ppf
         "Invalid number of validation passes (found: %d)"
         n
+  | Too_many_operations { pass ; found ; max } ->
+      Format.fprintf ppf
+        "Too many operations in validation pass %d (found: %d, max: %d)"
+        pass found max
 
 type error +=
   | Invalid_block of
@@ -263,7 +280,8 @@ let () =
        Inconsistent_operations_hash { block ; expected ; found })
 
 let check_header
-    (pred_header: Block_header.t) hash (header: Block_header.t) =
+    (pred: State.Block.t) hash (header: Block_header.t) =
+  let pred_header = State.Block.header pred in
   fail_unless
     (Int32.succ pred_header.shell.level = header.shell.level)
     (invalid_block hash @@
@@ -276,7 +294,8 @@ let check_header
     Fitness.(pred_header.shell.fitness < header.shell.fitness)
     (invalid_block hash Non_increasing_fitness) >>=? fun () ->
   fail_unless
-    (header.shell.validation_passes <= 1) (* FIXME to be found in Proto *)
+    (header.shell.validation_passes =
+     List.length (State.Block.max_number_of_operations pred))
     (invalid_block hash
        (Unexpected_number_of_validation_passes header.shell.validation_passes)
     ) >>=? fun () ->
@@ -320,7 +339,14 @@ let apply_block
     operations =
   let pred_header = State.Block.header pred
   and pred_hash = State.Block.hash pred in
-  check_header pred_header hash header >>=? fun () ->
+  check_header pred hash header >>=? fun () ->
+  iteri2_p
+    (fun i ops max ->
+       fail_unless
+         (List.length ops <= max)
+         (invalid_block hash @@
+          Too_many_operations { pass = i + 1 ; found = List.length ops ; max }))
+    operations (State.Block.max_number_of_operations pred) >>=? fun () ->
   let operation_hashes = List.map (List.map Operation.hash) operations in
   check_liveness net_state pred hash operation_hashes operations >>=? fun () ->
   map2_s (map2_s begin fun op_hash raw ->

src/node/shell/block_validator.mli

@@ -26,6 +26,7 @@ type block_error =
         timestamp: Time.t ;
       }
   | Unexpected_number_of_validation_passes of int (* uint8 *)
+  | Too_many_operations of { pass: int; found: int; max: int }
 
 type error +=
   | Invalid_block of

src/node/shell/prevalidator.ml

@@ -153,16 +153,17 @@ let create
                else
                  Lwt.return_none)
             (Operation_hash.Map.bindings ops) >>= fun rops ->
-          (Lwt.return !validation_state >>=? fun validation_state ->
+          match !validation_state with
-           (prevalidate validation_state ~sort:true rops >>= return)) >>= function
+          | Ok validation_state ->
-          | Ok (state, r) -> Lwt.return (Ok state, r)
+              prevalidate validation_state ~sort:true rops >>= fun (state, r) ->
+              Lwt.return (Ok state, r)
           | Error err ->
               let r =
                 { empty_result with
                   branch_delayed =
-                    Operation_hash.Map.fold
+                    List.fold_left
-                      (fun h op m -> Operation_hash.Map.add h (op, err) m)
+                      (fun m (h, op) -> Operation_hash.Map.add h (op, err) m)
-                      ops Operation_hash.Map.empty ; } in
+                      Operation_hash.Map.empty rops ; } in
               Lwt.return (!validation_state, r)
         end >>= fun (state, r) ->
         let filter_out s m =

src/proto/genesis/data.ml

@@ -11,10 +11,17 @@ module Command = struct
 
   type t =
     (* Activate a protocol *)
-    | Activate of Protocol_hash.t
+    | Activate of {
+        protocol: Protocol_hash.t ;
+        validation_passes: int ;
+      }
 
     (* Activate a protocol as a testnet *)
-    | Activate_testnet of Protocol_hash.t * Int64.t
+    | Activate_testnet of {
+        protocol: Protocol_hash.t ;
+        validation_passes: int ;
+        delay: Int64.t ;
+      }
 
   let mk_case name args =
     let open Data_encoding in
@@ -30,18 +37,28 @@ module Command = struct
     union ~tag_size:`Uint8 [
       case ~tag:0
         (mk_case "activate"
-           (obj1
-              (req "hash" Protocol_hash.encoding)))
-        (function (Activate hash) -> Some hash | _ -> None)
-        (fun hash -> Activate hash) ;
-      case ~tag:1
-        (mk_case "activate_testnet"
            (obj2
               (req "hash" Protocol_hash.encoding)
+              (req "validation_passes" uint8)
+           ))
+        (function
+          | Activate { protocol ; validation_passes } ->
+              Some (protocol, validation_passes)
+          | _ -> None)
+        (fun (protocol, validation_passes) ->
+           Activate { protocol ; validation_passes }) ;
+      case ~tag:1
+        (mk_case "activate_testnet"
+           (obj3
+              (req "hash" Protocol_hash.encoding)
+              (req "validation_passes" uint8)
               (req "validity_time" int64)))
-        (function (Activate_testnet (hash, delay)) -> Some (hash, delay)
+        (function
-                | _ -> None)
+          | Activate_testnet { protocol ; validation_passes ; delay } ->
-        (fun (hash, delay) -> Activate_testnet (hash, delay)) ;
+              Some (protocol, validation_passes, delay)
+          | _ -> None)
+        (fun (protocol, validation_passes, delay) ->
+           Activate_testnet { protocol ; validation_passes ; delay }) ;
     ]
 
   let signed_encoding =

src/proto/genesis/main.ml

@@ -47,7 +47,9 @@ type block = {
 let max_block_length =
   Data_encoding.Binary.length
     Data.Command.encoding
-    (Activate_testnet (Protocol_hash.hash_bytes [], 0L))
+    (Activate_testnet { protocol = Protocol_hash.hash_bytes [] ;
+                        validation_passes = 0 ;
+                        delay = 0L })
   +
   begin
     match Data_encoding.Binary.fixed_length Ed25519.Signature.encoding with
@@ -89,22 +91,25 @@ let begin_application
   check_signature ctxt block >>=? fun () ->
   let fitness = raw_block.shell.fitness in
   match block.command with
-  | Data.Command.Activate hash ->
+  | Data.Command.Activate { protocol = hash ; validation_passes } ->
       let message =
         Some (Format.asprintf "activate %a" Protocol_hash.pp_short hash) in
       Updater.activate ctxt hash >>= fun ctxt ->
       return { Updater.message ; context = ctxt ;
                fitness ; max_operations_ttl = 0 ;
-               max_number_of_operations = [] ;
+               max_number_of_operations =
+                 Array.to_list (Array.make validation_passes 0) ;
                max_operation_data_length = 0 }
-  | Activate_testnet (hash, delay) ->
+  | Activate_testnet { protocol = hash ; validation_passes ; delay } ->
       let message =
         Some (Format.asprintf "activate testnet %a" Protocol_hash.pp_short hash) in
       let expiration = Time.add raw_block.shell.timestamp delay in
-      Updater.fork_test_network ctxt hash expiration >>= fun ctxt ->
+      Updater.fork_test_network ctxt ~protocol:hash ~expiration >>= fun ctxt ->
       return { Updater.message ; context = ctxt ; fitness ;
-               max_operations_ttl = 0 ; max_operation_data_length = 0 ;
+               max_operations_ttl = 0 ;
-               max_number_of_operations = [] }
+               max_number_of_operations =
+                 Array.to_list (Array.make validation_passes 0) ;
+               max_operation_data_length = 0 }
 
 let begin_construction
     ~predecessor_context:context

src/proto/genesis/services.ml

@@ -56,7 +56,7 @@ let int64_to_bytes i =
   b
 
 let operations_hash =
-  Operation_list_list_hash.compute [Operation_list_hash.empty]
+  Operation_list_list_hash.compute []
 
 let rpc_services : Updater.rpc_context RPC.directory =
   let dir = RPC.empty in
@@ -67,7 +67,7 @@ let rpc_services : Updater.rpc_context RPC.directory =
       (fun _ctxt ((_net_id, level, proto_level, predecessor,
                    timestamp, fitness), command) ->
         let shell = { Block_header.level ; proto_level ; predecessor ;
-                      timestamp ; fitness ; validation_passes = 1 ; operations_hash } in
+                      timestamp ; fitness ; validation_passes = 0 ; operations_hash } in
         let bytes = Data.Command.forge shell command in
         RPC.Answer.return bytes) in
   dir

test/proto_alpha/proto_alpha_helpers.ml

@@ -29,7 +29,7 @@ let activate_alpha () =
   let fitness = Fitness_repr.from_int64 0L in
   Client_embedded_genesis.Client_proto_main.bake
     !rpc_config (`Head 0)
-    (Activate Client_proto_main.protocol)
+    (Activate { protocol = Client_proto_main.protocol ; validation_passes = 1})
     fitness dictator_sk
 
 let init ?(sandbox = "sandbox.json") ?rpc_port () =

test/proto_alpha/test_endorsement.ml

@@ -195,44 +195,47 @@ let test_endorsement_rights contract block =
 
 let run genesis =
 
+  Helpers.Baking.bake genesis b1 [] >>=? fun blk ->
+
+  let block = `Hash blk in
   test_endorsement_rights
-    default_account genesis >>=? fun has_right_to_endorse ->
+    default_account block >>=? fun has_right_to_endorse ->
   Assert.equal_bool ~msg:__LOC__ has_right_to_endorse false ;
-  test_endorsement_rights b1 genesis >>=? fun has_right_to_endorse ->
+  test_endorsement_rights b1 block >>=? fun has_right_to_endorse ->
   Assert.equal_bool ~msg:__LOC__ has_right_to_endorse true ;
-  test_endorsement_rights b1 genesis >>=? fun has_right_to_endorse ->
+  test_endorsement_rights b1 block >>=? fun has_right_to_endorse ->
   Assert.equal_bool ~msg:__LOC__ has_right_to_endorse true ;
 
   Assert.balance_equal
-    ~block:genesis ~msg:__LOC__ b1 4_000_000_00L >>=? fun () ->
+    ~block:block ~msg:__LOC__ b1 3_999_000_00L >>=? fun () ->
   Assert.balance_equal
-    ~block:genesis ~msg:__LOC__ b2 4_000_000_00L >>=? fun () ->
+    ~block:block ~msg:__LOC__ b2 4_000_000_00L >>=? fun () ->
   Assert.balance_equal
-    ~block:genesis ~msg:__LOC__ b3 4_000_000_00L >>=? fun () ->
+    ~block:block ~msg:__LOC__ b3 4_000_000_00L >>=? fun () ->
   Assert.balance_equal
-    ~block:genesis ~msg:__LOC__ b4 4_000_000_00L >>=? fun () ->
+    ~block:block ~msg:__LOC__ b4 4_000_000_00L >>=? fun () ->
   Assert.balance_equal
-    ~block:genesis ~msg:__LOC__ b5 4_000_000_00L >>=? fun () ->
+    ~block:block ~msg:__LOC__ b5 4_000_000_00L >>=? fun () ->
 
   (* Check Rewards *)
-  test_endorsement_rewards genesis >>=? fun () ->
+  test_endorsement_rewards block >>=? fun () ->
 
   (* Endorse with a contract with wrong delegate:
       - contract with no endorsement rights
       - contract which signs at every available slots *)
-  test_wrong_delegate ~baker:b1 default_account genesis >>= fun () ->
+  test_wrong_delegate ~baker:b1 default_account block >>= fun () ->
-  test_wrong_delegate ~baker:b1 b5 genesis >>= fun () ->
+  test_wrong_delegate ~baker:b1 b5 block >>= fun () ->
 
   (* Endorse with a wrong slot : -1 and max (16) *)
-  test_invalid_endorsement_slot b3 genesis >>=? fun () ->
+  test_invalid_endorsement_slot b3 block >>=? fun () ->
 
   (* FIXME: Baking.Invalid_signature is still unclassified *)
-  test_invalid_signature genesis >>=? fun _ ->
+  test_invalid_signature block >>=? fun _ ->
 
   (* FIXME: cannot inject double endorsement operation yet, but the
      code is still here
      Double endorsement *)
-  test_double_endorsement b4 genesis >>=? fun _ ->
+  test_double_endorsement b4 block >>=? fun _ ->
 
   return ()
 

test/test_basic.sh

@@ -8,6 +8,9 @@ source $test_dir/lib/test_lib.inc.sh
 start_node 1
 activate_alpha
 
+sleep 2
+$client bake for bootstrap1 -max-priority 512
+
 key1=foo
 key2=bar
 

test/test_contracts.sh

@@ -9,6 +9,9 @@ source $test_dir/lib/test_lib.inc.sh
 start_node 1
 activate_alpha
 
+sleep 2
+$client bake for bootstrap5 -max-priority 512
+
 key1=foo
 key2=bar
 

test/test_utils.sh

@@ -80,6 +80,7 @@ activate_alpha() {
                 activate \
                 protocol ProtoALphaALphaALphaALphaALphaALphaALphaALphaDdp3zK \
                 with fitness 1 \
+                and passes 1 \
                 and key edskRhxswacLW6jF6ULavDdzwqnKJVS4UcDTNiCyiH6H8ZNnn2pmNviL7pRNz9kRxxaWQFzEQEcZExGHKbwmuaAcoMegj5T99z \
                 > /dev/stderr
 }