# This is a combination of 19 commits.

# This is the 1st commit message:

chore(deps): bump jason from 1.4.3 to 1.4.4 (#1243)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
# This is the commit message #2:

feat: add keystore API phoenix endpoint

# This is the commit message #3:

feat: add  GET /keystores endpoint

# This is the commit message #4:

fix: update port flag

# This is the commit message #5:

feat: add post method

# This is the commit message #6:

refactor: validator manager genserver removal (#1244)


# This is the commit message #7:

refactor: save keystores into validators

# This is the commit message #8:

feat: add delete endpoint

# This is the commit message #9:

fix: delete/add endpoints

# This is the commit message #10:

fix: try fix ci

# This is the commit message #11:

fix: test

# This is the commit message #12:

refactor: enhace readability

# This is the commit message #13:

perf: compute all committees at once at the beginning of an epoch. (#1245)


# This is the commit message #14:

fix: use other validators slot when adding a new validator

# This is the commit message #15:

refactor: restore pruning

# This is the commit message #16:

Update README.md

# This is the commit message #17:

refactor: nit changes

# This is the commit message #18:

chore(deps): bump open_api_spex from 3.20.0 to 3.20.1 (#1252)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
# This is the commit message #19:

chore(deps-dev): bump recode from 0.7.2 to 0.7.3 (#1251)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.gitignore

@@ -65,3 +65,4 @@ callgrind.out.*
 
 # beacon node oapi json file
 beacon-node-oapi.json
+flamegraphs/

Makefile

@@ -266,6 +266,7 @@ lint:
 	mix recode --no-autocorrect
 	mix format --check-formatted
 	mix credo --strict
+	mix dialyzer --no-check
 
 #✅ fmt: @ Format all code (Go, rust and elixir).
 fmt:

README.md

@@ -90,7 +90,8 @@ Some public endpoints can be found in [eth-clients.github.io/checkpoint-sync-end
 > The data retrieved from the URL is stored in the DB once the node is initiated (i.e. the iex prompt shows).
 > Once this happens, following runs of `make iex` will start the node using that data.
 
-### Beacon API
+### APIs
+#### Beacon API
 
 You can start the application with the Beacon API on the default port `4000` running:
 ```shell
@@ -100,7 +101,27 @@ make start
 You can also specify a port with the "--beacon-api-port" flag:
 
 ```shell
-iex -S mix run -- --beacon-api --beacon-api-port <your_port_here>
+iex -S mix run --  --beacon-api-port <your_port_here>
+```
+> [!WARNING]
+> In case checkpoint-sync is needed, following the instructions above will end immediately with an error (see [Checkpoint Sync](#checkpoint-sync)).
+>
+
+#### Key-Manager API
+
+Implemented following the [Ethereum specification](https://ethereum.github.io/keymanager-APIs/#/).
+
+You can start the application with the key manager API on the default port `5000` running:
+
+```shell
+iex -S mix run -- --validator-api
+```
+
+
+You can also specify a port with the "--validator-api-port" flag:
+
+```shell
+iex -S mix run -- --validator-api-port <your_port_here>
 ```
 > [!WARNING]
 > In case checkpoint-sync is needed, following the instructions above will end immediately with an error (see [Checkpoint Sync](#checkpoint-sync)).
@@ -250,6 +271,7 @@ participants:
     use_separate_vc: false
     count: 1
     cl_max_mem: 4096
+    keymanager_enabled: true
 ```
 
 ### Kurtosis Execution and Make tasks

bench/block_processing.exs

@@ -1,43 +1,42 @@
 alias LambdaEthereumConsensus.ForkChoice
 alias LambdaEthereumConsensus.ForkChoice.Handlers
 alias LambdaEthereumConsensus.StateTransition.Cache
-alias LambdaEthereumConsensus.Store
-alias LambdaEthereumConsensus.Store.BlockBySlot
 alias LambdaEthereumConsensus.Store.BlockDb
 alias LambdaEthereumConsensus.Store.StateDb
-alias Types.BeaconState
 alias Types.BlockInfo
-alias Types.SignedBeaconBlock
 alias Types.StateInfo
+alias Utils.Date
 
 Logger.configure(level: :warning)
 Cache.initialize_cache()
 
 # NOTE: this slot must be at the beginning of an epoch (i.e. a multiple of 32)
-slot = 9_591_424
+slot = 9_649_056
 
-IO.puts("fetching blocks...")
+IO.puts("Fetching state and blocks...")
 {:ok, %StateInfo{beacon_state: state}} = StateDb.get_state_by_slot(slot)
 {:ok, %BlockInfo{signed_block: block}} = BlockDb.get_block_info_by_slot(slot)
-{:ok, %BlockInfo{signed_block: new_block} = block_info} = BlockDb.get_block_info_by_slot(slot + 1)
+{:ok, %BlockInfo{} = block_info} = BlockDb.get_block_info_by_slot(slot + 1)
+{:ok, %BlockInfo{} = block_info_2} = BlockDb.get_block_info_by_slot(slot + 2)
 
-IO.puts("initializing store...")
+IO.puts("Initializing store...")
 {:ok, store} = Types.Store.get_forkchoice_store(state, block)
 store = Handlers.on_tick(store, store.time + 30)
 
-{:ok, root} = BlockBySlot.get(slot)
+IO.puts("Processing the block 1...")
 
-IO.puts("about to process block: #{slot + 1}, with root: #{Base.encode16(root)}...")
-IO.puts("#{length(attestations)} attestations ; #{length(attester_slashings)} attester slashings")
-IO.puts("")
+{:ok, new_store} = ForkChoice.process_block(block_info, store)
+IO.puts("Processing the block 2...")
 
 if System.get_env("FLAMA") do
-  Flama.run({ForkChoice, :process_block, [block_info, store]})
+  filename = "flamegraphs/stacks.#{Date.now_str()}.out"
+  Flama.run({ForkChoice, :process_block, [block_info_2, new_store]}, output_file: filename)
+  IO.puts("Flamegraph saved to #{filename}")
 else
   Benchee.run(
     %{
       "block (full cache)" => fn ->
-        ForkChoice.process_block(block_info, store)
+        ForkChoice.process_block(block_info_2, new_store)
       end
     },
     time: 30
@@ -46,7 +45,7 @@ else
   Benchee.run(
     %{
       "block (empty cache)" => fn _ ->
-        ForkChoice.process_block(block_info, store)
+        ForkChoice.process_block(block_info_2, new_store)
       end
     },
     time: 30,

config/runtime.exs

@@ -18,6 +18,8 @@ switches = [
   log_file: :string,
   beacon_api: :boolean,
   beacon_api_port: :integer,
+  validator_api: :boolean,
+  validator_api_port: :integer,
   listen_address: [:string, :keep],
   discovery_port: :integer,
   boot_nodes: :string,
@@ -47,6 +49,8 @@ metrics_port = Keyword.get(args, :metrics_port, nil)
 enable_metrics = Keyword.get(args, :metrics, not is_nil(metrics_port))
 beacon_api_port = Keyword.get(args, :beacon_api_port, nil)
 enable_beacon_api = Keyword.get(args, :beacon_api, not is_nil(beacon_api_port))
+validator_api_port = Keyword.get(args, :validator_api_port, nil)
+enable_validator_api = Keyword.get(args, :validator_api, not is_nil(validator_api_port))
 listen_addresses = Keyword.get_values(args, :listen_address)
 discovery_port = Keyword.get(args, :discovery_port, 9000)
 cli_bootnodes = Keyword.get(args, :boot_nodes, "")
@@ -153,6 +157,16 @@ config :lambda_ethereum_consensus, BeaconApi.Endpoint,
     layout: false
   ]
 
+# KeyStore API
+config :lambda_ethereum_consensus, KeyStoreApi.Endpoint,
+  server: enable_validator_api,
+  http: [port: validator_api_port || 5000],
+  url: [host: "localhost"],
+  render_errors: [
+    formats: [json: KeyStoreApi.ErrorJSON],
+    layout: false
+  ]
+
 # Validator setup
 
 if (keystore_dir != nil and keystore_pass_dir == nil) or
@@ -171,7 +185,7 @@ if keystore_pass_dir != nil and not File.dir?(keystore_pass_dir) do
   System.halt(2)
 end
 
-config :lambda_ethereum_consensus, LambdaEthereumConsensus.Validator.ValidatorManager,
+config :lambda_ethereum_consensus, LambdaEthereumConsensus.Validator.Setup,
   keystore_dir: keystore_dir,
   keystore_pass_dir: keystore_pass_dir