mirror of
https://github.com/mempool/mempool.git
synced 2025-02-22 22:25:34 +01:00
Merge branch 'master' into nymkappa/feature/link-country-isp-node-page
This commit is contained in:
wiz
GitHub
commit
898fef19cc
3 changed files with 45 additions and 39 deletions
|
|
@ -5,9 +5,9 @@ const P2SH_P2WSH_COST = 35 * 4; // the WU cost for the non-witness part of P2SH
|
|||
|
||||
export function calcSegwitFeeGains(tx: Transaction) {
|
||||
// calculated in weight units
|
||||
let realizedBech32Gains = 0;
|
||||
let potentialBech32Gains = 0;
|
||||
let potentialP2shGains = 0;
|
||||
let realizedSegwitGains = 0;
|
||||
let potentialSegwitGains = 0;
|
||||
let potentialP2shSegwitGains = 0;
|
||||
let potentialTaprootGains = 0;
|
||||
let realizedTaprootGains = 0;
|
||||
|
||||
|
|
@ -24,31 +24,33 @@ export function calcSegwitFeeGains(tx: Transaction) {
|
|||
const isP2tr = vin.prevout.scriptpubkey_type === 'v1_p2tr';
|
||||
|
||||
const op = vin.scriptsig ? vin.scriptsig_asm.split(' ')[0] : null;
|
||||
const isP2sh2Wpkh = isP2sh && !!vin.witness && op === 'OP_PUSHBYTES_22';
|
||||
const isP2sh2Wsh = isP2sh && !!vin.witness && op === 'OP_PUSHBYTES_34';
|
||||
const isP2shP2Wpkh = isP2sh && !!vin.witness && op === 'OP_PUSHBYTES_22';
|
||||
const isP2shP2Wsh = isP2sh && !!vin.witness && op === 'OP_PUSHBYTES_34';
|
||||
|
||||
switch (true) {
|
||||
// Native Segwit - P2WPKH/P2WSH (Bech32)
|
||||
// Native Segwit - P2WPKH/P2WSH/P2TR
|
||||
case isP2wpkh:
|
||||
case isP2wsh:
|
||||
case isP2tr:
|
||||
// maximal gains: the scriptSig is moved entirely to the witness part
|
||||
realizedBech32Gains += witnessSize(vin) * 3;
|
||||
// if taproot is used savings are 42 WU higher because it produces smaller signatures and doesn't require a pubkey in the witness
|
||||
// this number is explained above `realizedTaprootGains += 42;`
|
||||
realizedSegwitGains += (witnessSize(vin) + (isP2tr ? 42 : 0)) * 3;
|
||||
// XXX P2WSH output creation is more expensive, should we take this into consideration?
|
||||
break;
|
||||
|
||||
// Backward compatible Segwit - P2SH-P2WPKH
|
||||
case isP2sh2Wpkh:
|
||||
// the scriptSig is moved to the witness, but we have extra 21 extra non-witness bytes (48 WU)
|
||||
realizedBech32Gains += witnessSize(vin) * 3 - P2SH_P2WPKH_COST;
|
||||
potentialBech32Gains += P2SH_P2WPKH_COST;
|
||||
case isP2shP2Wpkh:
|
||||
// the scriptSig is moved to the witness, but we have extra 21 extra non-witness bytes (84 WU)
|
||||
realizedSegwitGains += witnessSize(vin) * 3 - P2SH_P2WPKH_COST;
|
||||
potentialSegwitGains += P2SH_P2WPKH_COST;
|
||||
break;
|
||||
|
||||
// Backward compatible Segwit - P2SH-P2WSH
|
||||
case isP2sh2Wsh:
|
||||
// the scriptSig is moved to the witness, but we have extra 35 extra non-witness bytes
|
||||
realizedBech32Gains += witnessSize(vin) * 3 - P2SH_P2WSH_COST;
|
||||
potentialBech32Gains += P2SH_P2WSH_COST;
|
||||
case isP2shP2Wsh:
|
||||
// the scriptSig is moved to the witness, but we have extra 35 extra non-witness bytes (140 WU)
|
||||
realizedSegwitGains += witnessSize(vin) * 3 - P2SH_P2WSH_COST;
|
||||
potentialSegwitGains += P2SH_P2WSH_COST;
|
||||
break;
|
||||
|
||||
// Non-segwit P2PKH/P2SH/P2PK/bare multisig
|
||||
|
|
@ -56,9 +58,13 @@ export function calcSegwitFeeGains(tx: Transaction) {
|
|||
case isP2sh:
|
||||
case isP2pk:
|
||||
case isBareMultisig: {
|
||||
const fullGains = scriptSigSize(vin) * 3;
|
||||
potentialBech32Gains += fullGains;
|
||||
potentialP2shGains += fullGains - (isP2pkh ? P2SH_P2WPKH_COST : P2SH_P2WSH_COST);
|
||||
let fullGains = scriptSigSize(vin) * 3;
|
||||
if (isBareMultisig) {
|
||||
// a _bare_ multisig has the keys in the output script, but P2SH and P2WSH require them to be in the scriptSig/scriptWitness
|
||||
fullGains -= vin.prevout.scriptpubkey.length / 2;
|
||||
}
|
||||
potentialSegwitGains += fullGains;
|
||||
potentialP2shSegwitGains += fullGains - (isP2pkh ? P2SH_P2WPKH_COST : P2SH_P2WSH_COST);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
|
@ -79,11 +85,11 @@ export function calcSegwitFeeGains(tx: Transaction) {
|
|||
// TODO maybe add some complex scripts that are specified somewhere, so that size is known, such as lightning scripts
|
||||
}
|
||||
} else {
|
||||
const script = isP2sh2Wsh || isP2wsh ? vin.inner_witnessscript_asm : vin.inner_redeemscript_asm;
|
||||
const script = isP2shP2Wsh || isP2wsh ? vin.inner_witnessscript_asm : vin.inner_redeemscript_asm;
|
||||
let replacementSize: number;
|
||||
if (
|
||||
// single sig
|
||||
isP2pk || isP2pkh || isP2wpkh || isP2sh2Wpkh ||
|
||||
isP2pk || isP2pkh || isP2wpkh || isP2shP2Wpkh ||
|
||||
// multisig
|
||||
isBareMultisig || parseMultisigScript(script)
|
||||
) {
|
||||
|
|
@ -105,11 +111,11 @@ export function calcSegwitFeeGains(tx: Transaction) {
|
|||
|
||||
// returned as percentage of the total tx weight
|
||||
return {
|
||||
realizedBech32Gains: realizedBech32Gains / (tx.weight + realizedBech32Gains), // percent of the pre-segwit tx size
|
||||
potentialBech32Gains: potentialBech32Gains / tx.weight,
|
||||
potentialP2shGains: potentialP2shGains / tx.weight,
|
||||
realizedSegwitGains: realizedSegwitGains / (tx.weight + realizedSegwitGains), // percent of the pre-segwit tx size
|
||||
potentialSegwitGains: potentialSegwitGains / tx.weight,
|
||||
potentialP2shSegwitGains: potentialP2shSegwitGains / tx.weight,
|
||||
potentialTaprootGains: potentialTaprootGains / tx.weight,
|
||||
realizedTaprootGains: realizedTaprootGains / tx.weight
|
||||
realizedTaprootGains: realizedTaprootGains / (tx.weight + realizedTaprootGains)
|
||||
};
|
||||
}
|
||||
|
||||
|
|
@ -188,12 +194,12 @@ export function moveDec(num: number, n: number) {
|
|||
return neg + (int || '0') + (frac.length ? '.' + frac : '');
|
||||
}
|
||||
|
||||
function zeros(n) {
|
||||
function zeros(n: number) {
|
||||
return new Array(n + 1).join('0');
|
||||
}
|
||||
|
||||
// Formats a number for display. Treats the number as a string to avoid rounding errors.
|
||||
export const formatNumber = (s, precision = null) => {
|
||||
export const formatNumber = (s: number | string, precision: number | null = null) => {
|
||||
let [ whole, dec ] = s.toString().split('.');
|
||||
|
||||
// divide numbers into groups of three separated with a thin space (U+202F, "NARROW NO-BREAK SPACE"),
|
||||
|
|
@ -219,27 +225,27 @@ const witnessSize = (vin: Vin) => vin.witness ? vin.witness.reduce((S, w) => S +
|
|||
const scriptSigSize = (vin: Vin) => vin.scriptsig ? vin.scriptsig.length / 2 : 0;
|
||||
|
||||
// Power of ten wrapper
|
||||
export function selectPowerOfTen(val: number) {
|
||||
export function selectPowerOfTen(val: number): { divider: number, unit: string } {
|
||||
const powerOfTen = {
|
||||
exa: Math.pow(10, 18),
|
||||
peta: Math.pow(10, 15),
|
||||
terra: Math.pow(10, 12),
|
||||
tera: Math.pow(10, 12),
|
||||
giga: Math.pow(10, 9),
|
||||
mega: Math.pow(10, 6),
|
||||
kilo: Math.pow(10, 3),
|
||||
};
|
||||
|
||||
let selectedPowerOfTen;
|
||||
let selectedPowerOfTen: { divider: number, unit: string };
|
||||
if (val < powerOfTen.kilo) {
|
||||
selectedPowerOfTen = { divider: 1, unit: '' }; // no scaling
|
||||
} else if (val < powerOfTen.mega) {
|
||||
selectedPowerOfTen = { divider: powerOfTen.kilo, unit: 'k' };
|
||||
} else if (val < powerOfTen.giga) {
|
||||
selectedPowerOfTen = { divider: powerOfTen.mega, unit: 'M' };
|
||||
} else if (val < powerOfTen.terra) {
|
||||
} else if (val < powerOfTen.tera) {
|
||||
selectedPowerOfTen = { divider: powerOfTen.giga, unit: 'G' };
|
||||
} else if (val < powerOfTen.peta) {
|
||||
selectedPowerOfTen = { divider: powerOfTen.terra, unit: 'T' };
|
||||
selectedPowerOfTen = { divider: powerOfTen.tera, unit: 'T' };
|
||||
} else if (val < powerOfTen.exa) {
|
||||
selectedPowerOfTen = { divider: powerOfTen.peta, unit: 'P' };
|
||||
} else {
|
||||
|
|
|
|||
|
|
@ -1,12 +1,12 @@
|
|||
<span *ngIf="segwitGains.realizedBech32Gains && !segwitGains.potentialBech32Gains; else segwitTwo" class="badge badge-success mr-1" i18n-ngbTooltip="ngbTooltip about segwit gains" ngbTooltip="This transaction saved {{ segwitGains.realizedBech32Gains * 100 | number: '1.0-0' }}% on fees by using native SegWit-Bech32" placement="bottom" i18n="tx-features.tag.segwit|SegWit">SegWit</span>
|
||||
<span *ngIf="segwitGains.realizedSegwitGains && !segwitGains.potentialSegwitGains; else segwitTwo" class="badge badge-success mr-1" i18n-ngbTooltip="ngbTooltip about segwit gains" ngbTooltip="This transaction saved {{ segwitGains.realizedSegwitGains * 100 | number: '1.0-0' }}% on fees by using native SegWit" placement="bottom" i18n="tx-features.tag.segwit|SegWit">SegWit</span>
|
||||
<ng-template #segwitTwo>
|
||||
<span *ngIf="segwitGains.realizedBech32Gains && segwitGains.potentialBech32Gains; else potentialP2shGains" class="badge badge-warning mr-1" i18n-ngbTooltip="ngbTooltip about double segwit gains" ngbTooltip="This transaction saved {{ segwitGains.realizedBech32Gains * 100 | number: '1.0-0' }}% on fees by using SegWit and could save {{ segwitGains.potentialBech32Gains * 100 | number : '1.0-0' }}% more by fully upgrading to native SegWit-Bech32" placement="bottom" i18n="tx-features.tag.segwit|SegWit">SegWit</span>
|
||||
<ng-template #potentialP2shGains>
|
||||
<span *ngIf="segwitGains.potentialP2shGains" class="badge badge-danger mr-1" i18n-ngbTooltip="ngbTooltip about missed out gains" ngbTooltip="This transaction could save {{ segwitGains.potentialBech32Gains * 100 | number : '1.0-0' }}% on fees by upgrading to native SegWit-Bech32 or {{ segwitGains.potentialP2shGains * 100 | number: '1.0-0' }}% by upgrading to SegWit-P2SH" placement="bottom"><del i18n="tx-features.tag.segwit|SegWit">SegWit</del></span>
|
||||
<span *ngIf="segwitGains.realizedSegwitGains && segwitGains.potentialSegwitGains; else potentialP2shSegwitGains" class="badge badge-warning mr-1" i18n-ngbTooltip="ngbTooltip about double segwit gains" ngbTooltip="This transaction saved {{ segwitGains.realizedSegwitGains * 100 | number: '1.0-0' }}% on fees by using SegWit and could save {{ segwitGains.potentialSegwitGains * 100 | number : '1.0-0' }}% more by fully upgrading to native SegWit" placement="bottom" i18n="tx-features.tag.segwit|SegWit">SegWit</span>
|
||||
<ng-template #potentialP2shSegwitGains>
|
||||
<span *ngIf="segwitGains.potentialP2shSegwitGains" class="badge badge-danger mr-1" i18n-ngbTooltip="ngbTooltip about missed out gains" ngbTooltip="This transaction could save {{ segwitGains.potentialSegwitGains * 100 | number : '1.0-0' }}% on fees by upgrading to native SegWit or {{ segwitGains.potentialP2shSegwitGains * 100 | number: '1.0-0' }}% by upgrading to SegWit-P2SH" placement="bottom"><del i18n="tx-features.tag.segwit|SegWit">SegWit</del></span>
|
||||
</ng-template>
|
||||
</ng-template>
|
||||
|
||||
<span *ngIf="segwitGains.realizedTaprootGains && !segwitGains.potentialTaprootGains; else notFullyTaproot" class="badge badge-success mr-1" i18n-ngbTooltip="Tooltip about privacy and fees saved with taproot" ngbTooltip="This transaction uses Taproot and the user's thereby increased privacy and saved at least {{ segwitGains.realizedTaprootGains * 100 | number: '1.0-0' }}% on fees" placement="bottom" i18n="tx-features.tag.taproot|Taproot">Taproot</span>
|
||||
<span *ngIf="segwitGains.realizedTaprootGains && !segwitGains.potentialTaprootGains; else notFullyTaproot" class="badge badge-success mr-1" i18n-ngbTooltip="Tooltip about privacy and fees saved with taproot" ngbTooltip="This transaction uses Taproot and thereby increased the user's privacy and saved at least {{ segwitGains.realizedTaprootGains * 100 | number: '1.0-0' }}% on fees" placement="bottom" i18n="tx-features.tag.taproot|Taproot">Taproot</span>
|
||||
<ng-template #notFullyTaproot>
|
||||
<span *ngIf="segwitGains.realizedTaprootGains && segwitGains.potentialTaprootGains; else noTaproot" class="badge badge-warning mr-1" i18n-ngbTooltip="Tooltip about privacy and more fees that could be saved with more taproot" ngbTooltip="This transaction uses Taproot and thereby increased the user's privacy and already saved at least {{ segwitGains.realizedTaprootGains * 100 | number: '1.0-0' }}% on fees, but could save an additional {{ segwitGains.potentialTaprootGains * 100 | number: '1.0-0' }}% by fully using Taproot" placement="bottom" i18n="tx-features.tag.taproot|Taproot">Taproot</span>
|
||||
<ng-template #noTaproot>
|
||||
|
|
|
|||
|
|
@ -12,9 +12,9 @@ export class TxFeaturesComponent implements OnChanges {
|
|||
@Input() tx: Transaction;
|
||||
|
||||
segwitGains = {
|
||||
realizedBech32Gains: 0,
|
||||
potentialBech32Gains: 0,
|
||||
potentialP2shGains: 0,
|
||||
realizedSegwitGains: 0,
|
||||
potentialSegwitGains: 0,
|
||||
potentialP2shSegwitGains: 0,
|
||||
potentialTaprootGains: 0,
|
||||
realizedTaprootGains: 0
|
||||
};
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue