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feat: automatically generate a 2/3 ratio for target/max blobs #1156

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Merged
barnabasbusa merged 2 commits into from
Aug 18, 2025
Merged

feat: automatically generate a 2/3 ratio for target/max blobs #1156

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feat: automatically generate a 2/3 ratio for target/max blobs if not …
barnabasbusa Aug 18, 2025
8fcea40
Update README.md
barnabasbusa Aug 18, 2025
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46 changes: 16 additions & 30 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -689,49 +689,35 @@ network_params:


# BPO
# BPO1 epoch (default 18446744073709551615)
# BPO1-5 epoch (default 18446744073709551615)
bpo_1_epoch: 18446744073709551615
# Maximum number of blobs per block for BPO1 (default 12)
bpo_1_max_blobs: 12
# Target number of blobs per block for BPO1 (default 9)
bpo_1_target_blobs: 9
# Base fee update fraction for BPO1 (default 0)
# Maximum number of blobs per block for BPO1-5
# If only max is set, target is auto-calculated as 2/3 of max
# If only target is set, max is auto-calculated as 3/2 of target
bpo_1_max_blobs: 0
# Target number of blobs per block for BPO1-5
bpo_1_target_blobs: 0
# Base fee update fraction for BPO1-5 (default 0)
bpo_1_base_fee_update_fraction: 0

# BPO2 epoch (default 18446744073709551615)
bpo_2_epoch: 18446744073709551615
# Maximum number of blobs per block for BPO2 (default 12)
bpo_2_max_blobs: 12
# Target number of blobs per block for BPO2 (default 9)
bpo_2_target_blobs: 9
# Base fee update fraction for BPO2 (default 0)
bpo_2_max_blobs: 0
bpo_2_target_blobs: 0
bpo_2_base_fee_update_fraction: 0

# BPO3 epoch (default 18446744073709551615)
bpo_3_epoch: 18446744073709551615
# Maximum number of blobs per block for BPO3 (default 12)
bpo_3_max_blobs: 12
# Target number of blobs per block for BPO3 (default 9)
bpo_3_target_blobs: 9
# Base fee update fraction for BPO3 (default 0)
bpo_3_max_blobs: 0
bpo_3_target_blobs: 0
bpo_3_base_fee_update_fraction: 0

# BPO4 epoch (default 18446744073709551615)
bpo_4_epoch: 18446744073709551615
# Maximum number of blobs per block for BPO4 (default 12)
bpo_4_max_blobs: 12
# Target number of blobs per block for BPO4 (default 9)
bpo_4_target_blobs: 9
# Base fee update fraction for BPO4 (default 0)
bpo_4_max_blobs: 0
bpo_4_target_blobs: 0
bpo_4_base_fee_update_fraction: 0

# BPO5 epoch (default 18446744073709551615)
bpo_5_epoch: 18446744073709551615
# Maximum number of blobs per block for BPO5 (default 12)
bpo_5_max_blobs: 12
# Target number of blobs per block for BPO5 (default 9)
bpo_5_target_blobs: 9
# Base fee update fraction for BPO5 (default 0)
bpo_5_max_blobs: 0
bpo_5_target_blobs: 0
bpo_5_base_fee_update_fraction: 0

# Withdrawal type - available options (0x00, 0x01, 0x02)
Expand Down
61 changes: 41 additions & 20 deletions src/package_io/input_parser.star
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Original file line number Diff line number Diff line change
Expand Up @@ -704,6 +704,27 @@ def parse_network_params(plan, input_args):
for sub_attr in input_args["network_params"]:
sub_value = input_args["network_params"][sub_attr]
result["network_params"][sub_attr] = sub_value

# Apply 2/3 ratio for BPO max and target blobs
for bpo_num in range(1, 6): # BPO 1 through 5
max_key = "bpo_{}_max_blobs".format(bpo_num)
target_key = "bpo_{}_target_blobs".format(bpo_num)

# If only max is set (non-zero), calculate target as 2/3 of max (rounded)
if result["network_params"].get(max_key) and not result[
"network_params"
].get(target_key):
result["network_params"][target_key] = int(
result["network_params"][max_key] * 2.0 / 3.0 + 0.5
)
# If only target is set (non-zero), calculate max as target * 3/2 (rounded)
elif result["network_params"].get(target_key) and not result[
"network_params"
].get(max_key):
result["network_params"][max_key] = int(
result["network_params"][target_key] * 3.0 / 2.0 + 0.5
)
# If both are set or both are 0, don't override
elif attr == "participants":
participants = []
for participant in input_args["participants"]:
Expand Down Expand Up @@ -1116,24 +1137,24 @@ def default_network_params():
"perfect_peerdas_enabled": False,
"gas_limit": 0,
"bpo_1_epoch": 18446744073709551615,
"bpo_1_max_blobs": 12,
"bpo_1_target_blobs": 9,
"bpo_1_max_blobs": 0,
"bpo_1_target_blobs": 0,
"bpo_1_base_fee_update_fraction": 0,
"bpo_2_epoch": 18446744073709551615,
"bpo_2_max_blobs": 12,
"bpo_2_target_blobs": 9,
"bpo_2_max_blobs": 0,
"bpo_2_target_blobs": 0,
"bpo_2_base_fee_update_fraction": 0,
"bpo_3_epoch": 18446744073709551615,
"bpo_3_max_blobs": 12,
"bpo_3_target_blobs": 9,
"bpo_3_max_blobs": 0,
"bpo_3_target_blobs": 0,
"bpo_3_base_fee_update_fraction": 0,
"bpo_4_epoch": 18446744073709551615,
"bpo_4_max_blobs": 12,
"bpo_4_target_blobs": 9,
"bpo_4_max_blobs": 0,
"bpo_4_target_blobs": 0,
"bpo_4_base_fee_update_fraction": 0,
"bpo_5_epoch": 18446744073709551615,
"bpo_5_max_blobs": 12,
"bpo_5_target_blobs": 9,
"bpo_5_max_blobs": 0,
"bpo_5_target_blobs": 0,
"bpo_5_base_fee_update_fraction": 0,
"withdrawal_type": "0x00",
"withdrawal_address": "0x8943545177806ED17B9F23F0a21ee5948eCaa776",
Expand Down Expand Up @@ -1184,24 +1205,24 @@ def default_minimal_network_params():
"perfect_peerdas_enabled": False,
"gas_limit": 0,
"bpo_1_epoch": 18446744073709551615,
"bpo_1_max_blobs": 12,
"bpo_1_target_blobs": 9,
"bpo_1_max_blobs": 0,
"bpo_1_target_blobs": 0,
"bpo_1_base_fee_update_fraction": 0,
"bpo_2_epoch": 18446744073709551615,
"bpo_2_max_blobs": 12,
"bpo_2_target_blobs": 9,
"bpo_2_max_blobs": 0,
"bpo_2_target_blobs": 0,
"bpo_2_base_fee_update_fraction": 0,
"bpo_3_epoch": 18446744073709551615,
"bpo_3_max_blobs": 12,
"bpo_3_target_blobs": 9,
"bpo_3_max_blobs": 0,
"bpo_3_target_blobs": 0,
"bpo_3_base_fee_update_fraction": 0,
"bpo_4_epoch": 18446744073709551615,
"bpo_4_max_blobs": 12,
"bpo_4_target_blobs": 9,
"bpo_4_max_blobs": 0,
"bpo_4_target_blobs": 0,
"bpo_4_base_fee_update_fraction": 0,
"bpo_5_epoch": 18446744073709551615,
"bpo_5_max_blobs": 12,
"bpo_5_target_blobs": 9,
"bpo_5_max_blobs": 0,
"bpo_5_target_blobs": 0,
"bpo_5_base_fee_update_fraction": 0,
"withdrawal_type": "0x00",
"withdrawal_address": "0x8943545177806ED17B9F23F0a21ee5948eCaa776",
Expand Down