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dgb: v36 donation version-gate (pillar 4 of modern-layer activation) #82

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Merged
frstrtr merged 1 commit into from
Jun 11, 2026
Merged

dgb: v36 donation version-gate (pillar 4 of modern-layer activation) #82

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26 changes: 24 additions & 2 deletions src/impl/dgb/config_pool.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -69,9 +69,29 @@ class PoolConfig : protected core::Fileconfig
}

// -----------------------------------------------------------------------
// Donation scripts — DGB p2pool uses the same c2pool dev key as LTC
// Donation scripts — version-gated migration (pillar 4)
// pre-V36 : farsider350 2-of-3 bare multisig (DGB v35 canonical donation)
// V36+ : shared COMBINED P2SH 1-of-2 (byte-identical to LTC network)
// get_donation_script(version) selects per share version, matching the
// donation transition in p2pool-merged-v36. Source of truth for the v35
// bytes: farsider350 p2pool-dgb-scrypt-350 p2pool/data.py:66 DONATION_SCRIPT.
// -----------------------------------------------------------------------

// Pre-V36 DONATION_SCRIPT (OP_2 <3x33B pubkey> OP_3 OP_CHECKMULTISIG)
static constexpr std::array<uint8_t, 105> DONATION_SCRIPT = {
0x52, // OP_2
0x21, 0x02, 0xd9, 0x22, 0x34, 0x77, 0x7b, 0x63, // push33 pubkey 1
0xf6, 0xdb, 0xc0, 0xa0, 0x38, 0x2b, 0xbc, 0xb5, 0x4e, 0x0b, 0xef, 0xb0, 0x1f, 0x6a, 0x4b, 0x06,
0x21, 0x22, 0xfa, 0xda, 0xb0, 0x44, 0xaf, 0x6c, 0x06, 0x88,
0x21, 0x03, 0xb2, 0x7b, 0xbc, 0x50, 0x19, 0xd3, // push33 pubkey 2
0x54, 0x35, 0x86, 0x48, 0x2a, 0x99, 0x5e, 0x8f, 0x57, 0xc6, 0xad, 0x50, 0x6a, 0x4d, 0xaf, 0xa6,
0xbf, 0x7c, 0xc8, 0x95, 0x33, 0xb8, 0xdc, 0xb2, 0xdf, 0x1b,
0x21, 0x02, 0x91, 0x1f, 0xf8, 0x7e, 0x79, 0x2e, // push33 pubkey 3
0xc7, 0x5b, 0x3a, 0x30, 0xdc, 0x11, 0x5d, 0xfd, 0x06, 0xec, 0x27, 0xc9, 0x3b, 0x27, 0x03, 0x4a,
0xa8, 0xe7, 0xce, 0xfb, 0xee, 0x64, 0x77, 0xe5, 0xd0, 0x34,
0x53, 0xae // OP_3 OP_CHECKMULTISIG
};

// V36+ combined donation (P2SH 1-of-2 multisig, same as LTC network)
static constexpr std::array<uint8_t, 23> COMBINED_DONATION_SCRIPT = {
0xa9, 0x14,
Expand All @@ -83,7 +103,9 @@ class PoolConfig : protected core::Fileconfig

static std::vector<unsigned char> get_donation_script(int64_t share_version)
{
return {COMBINED_DONATION_SCRIPT.begin(), COMBINED_DONATION_SCRIPT.end()};
if (share_version >= 36)
return {COMBINED_DONATION_SCRIPT.begin(), COMBINED_DONATION_SCRIPT.end()};
return {DONATION_SCRIPT.begin(), DONATION_SCRIPT.end()};
}

// P2Pool network framing (from p2pool-merged-v36/p2pool/networks/digibyte.py)
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