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core-lightning/doc/schemas/decode.schema.json
Rusty Russell 7769903f1a bolt12: import latest spec (timestamp -> created_at). 
@shesek points out that we called this field created_at in bolt11 decode,
which makes more sense anyway.

Changelog-EXPERIMENTAL: bolt12 decode `timestamp` field deprecated in favor of new name `created_at`.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2021-07-21 13:27:27 -04:00

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{
"$schema": "http://json-schema.org/draft-07/schema#",
"type": "object",
"required": [ "type", "valid" ],
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 offer", "bolt12 invoice", "bolt12 invoice_request", "bolt11 invoice" ],
"description": "what kind of object it decoded to"
},
"valid": {
"type": "boolean",
"description": "if this is false, you *MUST* not use the result except for diagnostics!"
}
},
"allOf": [
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 offer" ]
},
"valid": {
"type": "boolean",
"enum": [ true ]
}
}
},
"then": {
"required": [ "offer_id", "node_id", "description" ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": {
"type": "hex",
"description": "the id of this offer (merkle hash of non-signature fields)",
"maxLength": 64,
"minLength": 64
},
"node_id": {
"type": "pubkey32",
"description": "x-only public key of the offering node"
},
"signature": {
"type": "bip340sig",
"description": "BIP-340 signature of the *node_id* on this offer"
},
"chains": {
"type": "array",
"description": "which blockchains this offer is for (missing implies bitcoin mainnet only)",
"items": {
"type": "hex",
"description": "the genesis blockhash",
"maxLength": 64,
"minLength": 64
}
},
"currency": {
"type": "string",
"description": "ISO 4217 code of the currency (missing implies Bitcoin)",
"maxLength": 3,
"minLength": 3
},
"minor_unit": {
"type": "u32",
"description": "the number of decimal places to apply to amount (if currency known)"
},
"warning_offer_unknown_currency": {
"type": "string",
"description": "The currency code is unknown (so no **minor_unit**)"
},
"amount": {
"type": "u64",
"description": "the amount in the *currency* adjusted by *minor_unit*, if any"
},
"amount_msat": {
"type": "msat",
"description": "the amount in bitcoin (if specified, and no *currency*)"
},
"send_invoice": {
"type": "boolean",
"description": "present if this is a send_invoice offer",
"enum" : [ true ]
},
"refund_for": {
"type": "hex",
"description": "the *payment_preimage* of invoice this is a refund for",
"maxLength": 64,
"minLength": 64
},
"description": {
"type": "string",
"description": "the description of the purpose of the offer"
},
"vendor": {
"type": "string",
"description": "the name of the vendor for this offer"
},
"features": {
"type": "hex",
"description": "the array of feature bits for this offer"
},
"absolute_expiry": {
"type": "u64",
"description": "UNIX timestamp of when this offer expires"
},
"paths": {
"type": "array",
"description": "Paths to the destination",
"items": {
"type": "object",
"required": [ "blinding", "path" ],
"additionalProperties": false,
"properties": {
"blinding": {
"type": "pubkey",
"description": "blinding factor for this path"
},
"path": {
"type": "array",
"description": "an individual path",
"items": {
"type": "object",
"required": [ "node_id", "enctlv" ],
"additionalProperties": false,
"properties": {
"node_id": {
"type": "pubkey",
"description": "node_id of the hop"
},
"enctlv": {
"type": "hex",
"description": "encrypted TLV entry for this hop"
}
}
}
}
}
}
},
"quantity_min": {
"type": "u64",
"description": "the minimum quantity"
},
"quantity_max": {
"type": "u64",
"description": "the maximum quantity"
},
"recurrence": {
"type": "object",
"description": "how often to this offer should be used",
"required": [ "period", "time_unit" ],
"additionalProperties": false,
"properties": {
"time_unit": {
"type": "u32",
"description": "the BOLT12 time unit"
},
"time_unit_name": {
"type": "string",
"description": "the name of *time_unit* (if valid)"
},
"period": {
"type": "u32",
"description": "how many *time_unit* per payment period"
},
"basetime": {
"type": "u64",
"description": "period starts at this UNIX timestamp"
},
"start_any_period": {
"type": "u64",
"description": "you can start at any period (only if **basetime** present)"
},
"limit": {
"type": "u32",
"description": "maximum period number for recurrence"
},
"paywindow": {
"type": "object",
"description": "when within a period will payment be accepted (default is prior and during the period)",
"required": [ "seconds_before", "seconds_after" ],
"additionalProperties": false,
"properties": {
"seconds_before": {
"type": "u32",
"description": "seconds prior to period start"
},
"seconds_after": {
"type": "u32",
"description": "seconds after to period start"
},
"proportional_amount": {
"type": "boolean",
"enum": [ true ],
"description": "amount should be scaled if payed after period start"
}
}
}
}
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 offer" ]
},
"valid": {
"type": "boolean",
"enum": [false ]
}
}
},
"then": {
"required": [ ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": { },
"node_id": { },
"signature": { },
"chains": { },
"currency": { },
"minor_unit": { },
"warning_offer_unknown_currency": { },
"amount": { },
"amount_msat": { },
"send_invoice": { },
"refund_for": { },
"description": { },
"vendor": { },
"features": { },
"absolute_expiry": { },
"paths": { },
"quantity_min": { },
"quantity_max": { },
"recurrence": { },
"warning_offer_missing_description": {
"type": "string",
"description": "No **description**"
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 invoice" ]
},
"valid": {
"type": "boolean",
"enum": [ true ]
}
}
},
"then": {
"required": [ "node_id", "signature", "amount_msat", "description", "created_at", "payment_hash", "relative_expiry", "min_final_cltv_expiry" ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": {
"type": "hex",
"description": "the id of this offer (merkle hash of non-signature fields)",
"maxLength": 64,
"minLength": 64
},
"node_id": {
"type": "pubkey32",
"description": "x-only public key of the offering node"
},
"signature": {
"type": "bip340sig",
"description": "BIP-340 signature of the *node_id* on this offer"
},
"chains": {
"type": "array",
"description": "which blockchains this offer is for (missing implies bitcoin mainnet only)",
"items": {
"type": "hex",
"description": "the genesis blockhash",
"maxLength": 64,
"minLength": 64
}
},
"amount_msat": {
"type": "msat",
"description": "the amount in bitcoin"
},
"send_invoice": {
"type": "boolean",
"description": "present if this offer was a send_invoice offer",
"enum" : [ true ]
},
"refund_for": {
"type": "hex",
"description": "the *payment_preimage* of invoice this is a refund for",
"maxLength": 64,
"minLength": 64
},
"description": {
"type": "string",
"description": "the description of the purpose of the offer"
},
"vendor": {
"type": "string",
"description": "the name of the vendor for this offer"
},
"features": {
"type": "hex",
"description": "the array of feature bits for this offer"
},
"paths": {
"type": "array",
"description": "Paths to the destination",
"items": {
"type": "object",
"required": [ "blinding", "path" ],
"additionalProperties": false,
"properties": {
"blinding": {
"type": "pubkey",
"description": "blinding factor for this path"
},
"path": {
"type": "array",
"description": "an individual path",
"items": {
"type": "object",
"required": [ "node_id", "enctlv" ],
"additionalProperties": false,
"properties": {
"node_id": {
"type": "pubkey",
"description": "node_id of the hop"
},
"enctlv": {
"type": "hex",
"description": "encrypted TLV entry for this hop"
}
}
}
}
}
}
},
"quantity": {
"type": "u64",
"description": "the quantity ordered"
},
"recurrence_counter": {
"type": "u32",
"description": "the 0-based counter for a recurring payment"
},
"recurrence_start": {
"type": "u32",
"description": "the optional start period for a recurring payment"
},
"recurrence_basetime": {
"type": "u32",
"description": "the UNIX timestamp of the first recurrence period start"
},
"payer_key": {
"type": "pubkey32",
"description": "the transient key which identifies the payer"
},
"payer_info": {
"type": "hex",
"description": "the payer-provided blob to derive payer_key"
},
"timestamp": {
"deprecated": true
},
"created_at": {
"type": "u64",
"description": "the UNIX timestamp of invoice creation"
},
"payment_hash": {
"type": "hex",
"description": "the hash of the *payment_preimage*",
"maxLength": 64,
"minLength": 64
},
"relative_expiry": {
"type": "u32",
"description": "the number of seconds after *created_at* when this expires"
},
"min_final_cltv_expiry": {
"type": "u32",
"description": "the number of blocks required by destination"
},
"fallbacks": {
"type": "array",
"description": "onchain addresses",
"items": {
"type": "object",
"required": ["version", "hex"],
"additionalProperties": false,
"properties": {
"version": {
"type": "u8",
"description": "Segwit address version"
},
"hex": {
"type": "hex",
"description": "Raw encoded segwit address"
},
"address": {
"type": "string",
"description": "bech32 segwit address"
}
}
}
},
"refund_signature": {
"type": "bip340sig",
"description": "the payer key signature to get a refund"
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 invoice" ]
},
"valid": {
"type": "boolean",
"enum": [ false ]
}
}
},
"then": {
"required": [ ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": { },
"node_id": { },
"signature": { },
"chains": { },
"amount_msat": { },
"send_invoice": { },
"refund_for": { },
"description": { },
"vendor": { },
"features": { },
"paths": { },
"quantity": { },
"recurrence_counter": { },
"recurrence_start": { },
"recurrence_basetime": { },
"payer_key": { },
"payer_info": { },
"timestamp": { },
"created_at": { },
"payment_hash": { },
"relative_expiry": { },
"min_final_cltv_expiry": { },
"fallbacks": { },
"refund_signature": { },
"warning_invoice_missing_amount": {
"type": "string",
"description": "**amount_msat* missing"
},
"warning_invoice_missing_description": {
"type": "string",
"description": "No **description**"
},
"warning_invoice_missing_blinded_payinfo": {
"type": "string",
"description": "Has **paths** without payinfo"
},
"warning_invoice_invalid_blinded_payinfo": {
"type": "string",
"description": "Does not have exactly one payinfo for each of **paths**"
},
"warning_invoice_missing_recurrence_basetime": {
"type": "string",
"description": "Has **recurrence_counter** without **recurrence_basetime**"
},
"warning_invoice_missing_created_at": {
"type": "string",
"description": "Missing **created_at**"
},
"warning_invoice_missing_payment_hash": {
"type": "string",
"description": "Missing **payment_hash**"
},
"warning_invoice_refund_signature_missing_payer_key": {
"type": "string",
"description": "Missing **payer_key** for refund_signature"
},
"warning_invoice_refund_signature_invalid": {
"type": "string",
"description": "**refund_signature** incorrect"
},
"warning_invoice_refund_missing_signature": {
"type": "string",
"description": "No **refund_signature**"
},
"fallbacks": {
"type": "array",
"items": {
"type": "object",
"required": ["version", "hex"],
"properties": {
"version": { },
"hex": { },
"address": { },
"warning_invoice_fallbacks_version_invalid": {
"type": "string",
"description": "**version** is > 16"
}
}
}
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 invoice_request" ]
},
"valid": {
"type": "boolean",
"enum": [ true ]
}
}
},
"then": {
"required": [ "offer_id", "payer_key" ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": {
"type": "hex",
"description": "the id of this offer (merkle hash of non-signature fields)",
"maxLength": 64,
"minLength": 64
},
"chains": {
"type": "array",
"description": "which blockchains this offer is for (missing implies bitcoin mainnet only)",
"items": {
"type": "hex",
"description": "the genesis blockhash",
"maxLength": 64,
"minLength": 64
}
},
"amount_msat": {
"type": "msat",
"description": "the amount in bitcoin"
},
"features": {
"type": "hex",
"description": "the array of feature bits for this offer"
},
"quantity": {
"type": "u64",
"description": "the quantity ordered"
},
"recurrence_counter": {
"type": "u32",
"description": "the 0-based counter for a recurring payment"
},
"recurrence_start": {
"type": "u32",
"description": "the optional start period for a recurring payment"
},
"payer_key": {
"type": "pubkey32",
"description": "the transient key which identifies the payer"
},
"payer_info": {
"type": "hex",
"description": "the payer-provided blob to derive payer_key"
},
"recurrence_signature": {
"type": "bip340sig",
"description": "the payer key signature"
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt12 invoice_request" ]
},
"valid": {
"type": "boolean",
"enum": [ false ]
}
}
},
"then": {
"required": [ ],
"additionalProperties": false,
"properties": {
"type": { },
"valid": { },
"offer_id": { },
"chains": { },
"amount_msat": { },
"features": { },
"quantity": { },
"recurrence_counter": { },
"recurrence_start": { },
"payer_key": { },
"payer_info": { },
"recurrence_signature": { },
"warning_invoice_request_missing_offer_id": {
"type": "string",
"description": "No **offer_id**"
},
"warning_invoice_request_missing_payer_key": {
"type": "string",
"description": "No **payer_key**"
},
"warning_invoice_request_missing_recurrence_signature": {
"type": "string",
"description": "No **recurrence_signature**"
},
"warning_invoice_request_invalid_recurrence_signature": {
"type": "string",
"description": "**recurrence_signature** incorrect"
}
}
}
},
{
"if": {
"properties": {
"type": {
"type": "string",
"enum": [ "bolt11 invoice" ]
},
"valid": {
"type": "boolean",
"enum": [ true ]
}
}
},
"then": {
"required": [ "currency", "created_at", "expiry", "payee", "min_final_cltv_expiry", "payment_hash", "signature" ],
"additionalProperties": false,
"properties": {
"currency": {
"type": "string",
"description": "the BIP173 name for the currency"
},
"created_at": {
"type": "u64",
"description": "the UNIX-style timestamp of the invoice"
},
"expiry": {
"type": "u64",
"description": "the number of seconds this is valid after *timestamp*"
},
"payee": {
"type": "pubkey",
"description": "the public key of the recipient"
},
"msatoshi": {
"type": "u64",
"deprecated": true
},
"amount_msat": {
"type": "msat",
"description": "Amount the invoice asked for"
},
"payment_hash": {
"type": "hex",
"description": "the hash of the *payment_preimage*",
"maxLength": 64,
"minLength": 64
},
"signature": {
"type": "signature",
"description": "signature of the *payee* on this invoice"
},
"description": {
"type": "string",
"description": "the description of the purpose of the purchase"
},
"description_hash": {
"type": "hex",
"description": "the hash of the description, in place of *description*",
"maxLength": 64,
"minLength": 64
},
"min_final_cltv_expiry": {
"type": "u32",
"description": "the minimum CLTV delay for the final node"
},
"payment_secret": {
"type": "hex",
"description": "the secret to hand to the payee node",
"maxLength": 64,
"minLength": 64
},
"features": {
"type": "hex",
"description": "the features bitmap for this invoice"
},
"fallbacks": {
"type": "array",
"description": "onchain addresses",
"items": {
"type": "object",
"required": ["type", "hex"],
"additionalProperties": false,
"properties": {
"type": {
"type": "string",
"description": "the address type (if known)",
"enum": [ "P2PKH", "P2SH", "P2WPKH", "P2WSH" ]
},
"addr": {
"type": "string",
"description": "the address in appropriate format for *type*"
},
"hex": {
"type": "hex",
"description": "Raw encoded address"
}
}
}
},
"routes": {
"type": "array",
"description": "Route hints to the *payee*",
"items": {
"type": "array",
"description": "hops in the route",
"items": {
"type": "object",
"required": [ "pubkey", "short_channel_id", "fee_base_msat", "fee_proportional_millionths", "cltv_expiry_delta" ],
"additionalProperties": false,
"properties": {
"pubkey": {
"type": "pubkey",
"description": "the public key of the node"
},
"short_channel_id": {
"type": "short_channel_id",
"description": "a channel to the next peer"
},
"fee_base_msat": {
"type": "u32",
"description": "the base fee for payments"
},
"fee_proportional_millionths": {
"type": "u32",
"description": "the parts-per-million fee for payments"
},
"cltv_expiry_delta": {
"type": "u32",
"description": "the CLTV delta across this hop"
}
}
}
}
},
"extra": {
"type": "array",
"description": "Any extra fields we didn't know how to parse",
"items": {
"type": "object",
"required": [ "tag", "data" ],
"additionalProperties": false,
"properties": {
"tag": {
"type": "string",
"description": "The bech32 letter which identifies this field",
"maxLength": 1,
"minLength": 1
},
"data": {
"type": "string",
"description": "The bech32 data for this field"
}
}
}
}
}
}
}
]
}
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