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payalgo: Remove reporting PAY_TRY_ANOTHER_ROUTE and PAY_UNPARSEABLE_ONION.

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These error codes will cause `pay` to retry, so `pay` will never
actually report those error codes.
Those error codes will only get reported at the `sendpay` level.
This commit is contained in:
ZmnSCPxj 2018-02-25 23:56:44 +00:00 committed by Christian Decker
parent 694fb41ef6
commit 6c9d81ef42
3 changed files with 15 additions and 47 deletions
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34
doc/lightning-pay.7
View File

@ -2,12 +2,12 @@
.\" Title: lightning-pay
.\" Author: [see the "AUTHOR" section]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\" Date: 02/19/2018
.\" Date: 02/26/2018
.\" Manual: \ \&
.\" Source: \ \&
.\" Language: English
.\"
.TH "LIGHTNING\-PAY" "7" "02/19/2018" "\ \&" "\ \&"
.TH "LIGHTNING\-PAY" "7" "02/26/2018" "\ \&" "\ \&"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@ -96,21 +96,6 @@ using different amount or destination\&.
.sp -1
.IP \(bu 2.3
.\}
202\&. Unparseable onion reply\&. The
\fIdata\fR
field of the error will have an
\fIonionreply\fR
field, a hex string representation of the raw onion reply\&.
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
203\&. Permanent failure at destination\&. The
\fIdata\fR
field of the error will be routing failure object\&.
@ -124,19 +109,6 @@ field of the error will be routing failure object\&.
.sp -1
.IP \(bu 2.3
.\}
204\&. Failure along route; retry a different route\&. The
\fIdata\fR
field of the error will be routing failure object\&.
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
205\&. Unable to find a route\&.
.RE
.sp
@ -174,6 +146,8 @@ field of the error indicates
(the invoice expiration) as UNIX epoch time in seconds\&.
.RE
.sp
Error codes 202 and 204 will only get reported at \fBsendpay\fR; in \fBpay\fR we will keep retrying if we would have gotten those errors\&.
.sp
A routing failure object has the fields below:
.sp
.RS 4

9
doc/lightning-pay.7.txt
View File

@ -54,13 +54,8 @@ The following error codes may occur:
* 200. A previous *sendpay* or *pay* is in progress.
* 201. Already paid with this 'hash' using different amount or
destination.
* 202. Unparseable onion reply. The 'data' field of the error
will have an 'onionreply' field, a hex string representation
of the raw onion reply.
* 203. Permanent failure at destination. The 'data' field of
the error will be routing failure object.
* 204. Failure along route; retry a different route. The 'data'
field of the error will be routing failure object.
* 205. Unable to find a route.
* 206. Route too expensive. The 'data' field of the error will
indicate the actual 'fee' as well as the 'feepercent'
@ -72,6 +67,10 @@ The following error codes may occur:
and 'expiry' (the invoice expiration) as UNIX epoch time in
seconds.
Error codes 202 and 204 will only get reported at *sendpay*;
in *pay* we will keep retrying if we would have gotten those
errors.
A routing failure object has the fields below:
* 'erring_index'. The index of the node along the route that

19
lightningd/payalgo.c
View File

@ -77,21 +77,11 @@ static void json_pay_failure(struct command *cmd,
break;
case PAY_UNPARSEABLE_ONION:
data = new_json_result(cmd);
json_object_start(data, NULL);
json_add_hex(data, "onionreply",
r->onionreply, tal_len(r->onionreply));
json_object_end(data);
msg = tal_fmt(cmd,
"failed: WIRE_PERMANENT_NODE_FAILURE "
"(%s)",
r->details);
/* Impossible case */
abort();
break;
case PAY_DESTINATION_PERM_FAIL:
case PAY_TRY_OTHER_ROUTE:
fail = r->routing_failure;
data = new_json_result(cmd);
@ -117,6 +107,11 @@ static void json_pay_failure(struct command *cmd,
r->details);
break;
case PAY_TRY_OTHER_ROUTE:
/* Impossible case */
abort();
break;
}
assert(msg);