Configure e2e preset with field parameters for testing environment

config/BUILD.bazel

@@ -14,6 +14,13 @@ config_setting(
     },
 )
 
+config_setting(
+    name = "e2e",
+    flag_values = {
+        "//proto:network": "e2e",
+    },
+)
+
 go_library(
     name = "go_default_library",
     srcs = ["util.go"],

config/fieldparams/BUILD.bazel

@@ -5,6 +5,7 @@ go_library(
     srcs = select({
         "//config:mainnet": ["mainnet.go"],
         "//config:minimal": ["minimal.go"],
+        "//config:e2e": ["e2e.go"],
     }),
     importpath = "github.com/OffchainLabs/prysm/v6/config/fieldparams",
     visibility = ["//visibility:public"],

config/fieldparams/e2e.go

@@ -0,0 +1,49 @@
+package field_params
+
+const (
+	Preset                                = "e2e"
+	BlockRootsLength                      = 64                // SLOTS_PER_HISTORICAL_ROOT
+	StateRootsLength                      = 64                // SLOTS_PER_HISTORICAL_ROOT
+	RandaoMixesLength                     = 64                // EPOCHS_PER_HISTORICAL_VECTOR
+	HistoricalRootsLength                 = 16777216          // HISTORICAL_ROOTS_LIMIT
+	ValidatorRegistryLimit                = 1099511627776     // VALIDATOR_REGISTRY_LIMIT
+	Eth1DataVotesLength                   = 16                // SLOTS_PER_ETH1_VOTING_PERIOD (2 * SLOTS_PER_EPOCH)
+	PreviousEpochAttestationsLength       = 512               // MAX_ATTESTATIONS * SLOTS_PER_EPOCH
+	CurrentEpochAttestationsLength        = 512               // MAX_ATTESTATIONS * SLOTS_PER_EPOCH
+	SlashingsLength                       = 64                // EPOCHS_PER_SLASHINGS_VECTOR
+	SyncCommitteeLength                   = 32                // SYNC_COMMITTEE_SIZE
+	RootLength                            = 32                // RootLength defines the byte length of a Merkle root.
+	BLSSignatureLength                    = 96                // BLSSignatureLength defines the byte length of a BLSSignature.
+	BLSPubkeyLength                       = 48                // BLSPubkeyLength defines the byte length of a BLSSignature.
+	MaxTxsPerPayloadLength                = 1048576           // MaxTxsPerPayloadLength defines the maximum number of transactions that can be included in a payload.
+	MaxBytesPerTxLength                   = 1073741824        // MaxBytesPerTxLength defines the maximum number of bytes that can be included in a transaction.
+	FeeRecipientLength                    = 20                // FeeRecipientLength defines the byte length of a fee recipient.
+	LogsBloomLength                       = 256               // LogsBloomLength defines the byte length of a logs bloom.
+	VersionLength                         = 4                 // VersionLength defines the byte length of a fork version number.
+	SlotsPerEpoch                         = 6                 // SlotsPerEpoch defines the number of slots per epoch.
+	SyncCommitteeAggregationBytesLength   = 1                 // SyncCommitteeAggregationBytesLength defines the sync committee aggregate bytes.
+	SyncAggregateSyncCommitteeBytesLength = 4                 // SyncAggregateSyncCommitteeBytesLength defines the length of sync committee bytes in a sync aggregate.
+	MaxWithdrawalsPerPayload              = 4                 // MaxWithdrawalsPerPayloadLength defines the maximum number of withdrawals that can be included in a payload.
+	MaxBlobCommitmentsPerBlock            = 4096              // MaxBlobCommitmentsPerBlock defines the theoretical limit of blobs can be included in a block.
+	LogMaxBlobCommitments                 = 12                // Log_2 of MaxBlobCommitmentsPerBlock
+	BlobLength                            = 131072            // BlobLength defines the byte length of a blob.
+	BlobSize                              = 131072            // defined to match blob.size in bazel ssz codegen
+	BlobSidecarSize                       = 131928            // defined to match blob sidecar size in bazel ssz codegen
+	KzgCommitmentSize                     = 48                // KzgCommitmentSize defines the byte length of a KZG commitment.
+	KzgCommitmentInclusionProofDepth      = 17                // Merkle proof depth for blob_kzg_commitments list item
+	ExecutionBranchDepth                  = 4                 // ExecutionBranchDepth defines the number of leaves in a merkle proof of the execution payload header.
+	SyncCommitteeBranchDepth              = 5                 // SyncCommitteeBranchDepth defines the number of leaves in a merkle proof of a sync committee.
+	SyncCommitteeBranchDepthElectra       = 6                 // SyncCommitteeBranchDepthElectra defines the number of leaves in a merkle proof of a sync committee.
+	FinalityBranchDepth                   = 6                 // FinalityBranchDepth defines the number of leaves in a merkle proof of the finalized checkpoint root.
+	FinalityBranchDepthElectra            = 7                 // FinalityBranchDepthElectra defines the number of leaves in a merkle proof of the finalized checkpoint root.
+	PendingDepositsLimit                  = 134217728         // Maximum number of pending balance deposits in the beacon state.
+	PendingPartialWithdrawalsLimit        = 64                // Maximum number of pending partial withdrawals in the beacon state.
+	PendingConsolidationsLimit            = 64                // Maximum number of pending consolidations in the beacon state.
+	MaxAttesterSlashingsElectra           = 1                 // Maximum number of attester slashings in a block.
+	MaxRandomByte                         = uint64(1<<8 - 1)  // Maximum value for a random value using for proposer and sync committee sampling.
+	MaxRandomValueElectra                 = uint64(1<<16 - 1) // Maximum value for a random value using for proposer and sync committee sampling.
+
+	// Introduced in Fulu network upgrade.
+	NumberOfColumns = 128 // NumberOfColumns refers to the specified number of data columns that can exist in a network.
+	CellsPerBlob    = 64  // CellsPerBlob refers to the number of cells in a (non-extended) blob.
+)

proto/BUILD.bazel

@@ -26,3 +26,10 @@ config_setting(
         "@prysm//proto:network": "minimal",
     },
 )
+
+config_setting(
+    name = "ssz_e2e",
+    flag_values = {
+        "@prysm//proto:network": "e2e",
+    },
+)

proto/prysm/v1alpha1/BUILD.bazel

@@ -403,6 +403,7 @@ ssz_proto_files(
         "//conditions:default": "mainnet",
         "//proto:ssz_mainnet": "mainnet",
         "//proto:ssz_minimal": "minimal",
+        "//proto:ssz_e2e": "e2e",
     }),
 )
 

proto/ssz_proto_library.bzl

@@ -84,6 +84,45 @@ minimal = {
     "proposer_lookahead_size": "16",  # (MIN_SEED_LOOKAHEAD + 1) * SLOTS_PER_EPOCH
 }
 
+e2e = {
+    "block_roots.size": "64,32",
+    "state_roots.size": "64,32",
+    "eth1_data_votes.size": "16",  # 2 * SLOTS_PER_EPOCH
+    "randao_mixes.size": "64,32",
+    "previous_epoch_attestations.max": "512",  # MAX_ATTESTATIONS * SLOTS_PER_EPOCH
+    "current_epoch_attestations.max": "512",  # MAX_ATTESTATIONS * SLOTS_PER_EPOCH
+    "slashings.size": "64",
+    "sync_committee_bits.size": "32",
+    "sync_committee_bytes.size": "4",
+    "sync_committee_bits.type": "github.com/prysmaticlabs/go-bitfield.Bitvector32",
+    "sync_committee_aggregate_bytes.size": "1",
+    "sync_committee_aggregate_bits.type": "github.com/prysmaticlabs/go-bitfield.Bitvector8",
+    "withdrawal.size": "4",
+    "blob.size": "131072",
+    "logs_bloom.size": "256",
+    "extra_data.size": "32",
+    "max_blobs_per_block.size": "6",
+    "max_blob_commitments.size": "4096",
+    "max_cell_proofs_length.size": "33554432",  # FIELD_ELEMENTS_PER_EXT_BLOB * MAX_BLOB_COMMITMENTS_PER_BLOCK
+    "kzg_commitment_inclusion_proof_depth.size": "17",
+    "max_withdrawal_requests_per_payload.size": "16",
+    "max_deposit_requests_per_payload.size": "8192",
+    "max_attesting_indices.size": "8192",
+    "max_committees_per_slot.size": "4",
+    "committee_bits.size": "1",
+    "committee_bits.type": "github.com/prysmaticlabs/go-bitfield.Bitvector4",
+    "pending_deposits_limit": "134217728",
+    "pending_partial_withdrawals_limit": "64",
+    "pending_consolidations_limit": "64",
+    "max_consolidation_requests_per_payload.size": "2",
+    "field_elements_per_cell.size": "64",
+    "field_elements_per_ext_blob.size": "8192",
+    "bytes_per_cell.size": "2048",  # FIELD_ELEMENTS_PER_CELL * BYTES_PER_FIELD_ELEMENT
+    "cells_per_blob.size": "128",
+    "kzg_commitments_inclusion_proof_depth.size": "4",
+    "proposer_lookahead_size": "12",  # (MIN_SEED_LOOKAHEAD + 1) * SLOTS_PER_EPOCH = (1 + 1) * 6
+}
+
 ###### Rules definitions #######
 
 def _ssz_proto_files_impl(ctx):
@@ -95,6 +134,8 @@ def _ssz_proto_files_impl(ctx):
         subs = mainnet
     elif (ctx.attr.config.lower() == "minimal"):
         subs = minimal
+    elif (ctx.attr.config.lower() == "e2e"):
+        subs = e2e
     else:
         fail("%s is an unknown configuration" % ctx.attr.config)
 

tools/go/def.bzl

@@ -11,7 +11,10 @@ def _go_test_transition_impl(settings, attr):
         settings["@io_bazel_rules_go//go/config:tags"] = ["minimal"] + settings["@io_bazel_rules_go//go/config:tags"] 
     elif attr.eth_network == "mainnet":  # Default / optional
         settings["//proto:network"] = "mainnet"
-        settings["@io_bazel_rules_go//go/config:tags"] = ["mainnet"] + settings["@io_bazel_rules_go//go/config:tags"] 
+        settings["@io_bazel_rules_go//go/config:tags"] = ["mainnet"] + settings["@io_bazel_rules_go//go/config:tags"]
+    elif attr.eth_network == "e2e":
+        settings["//proto:network"] = "e2e"
+        settings["@io_bazel_rules_go//go/config:tags"] = ["e2e"] + settings["@io_bazel_rules_go//go/config:tags"] 
 
     if attr.gotags:
         settings["@io_bazel_rules_go//go/config:tags"] = attr.gotags + settings["@io_bazel_rules_go//go/config:tags"]
@@ -41,7 +44,7 @@ def _go_test_transition_rule(**kwargs):
     kwargs = dict(kwargs)
     attrs = dict(kwargs["attrs"])
     attrs.update({
-        "eth_network": attr.string(values = ["mainnet", "minimal"]),
+        "eth_network": attr.string(values = ["mainnet", "minimal", "e2e"]),
     })
     kwargs["attrs"] = attrs
     kwargs["cfg"] = go_test_transition