new packages
This commit is contained in:
Peter Rounce
parent
aa5ccaded0
commit
4f4e320999
8 changed files with 83 additions and 70 deletions
|
|
@ -1,166 +0,0 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
decodepay "github.com/fiatjaf/ln-decodepay"
|
||||
log "github.com/sirupsen/logrus"
|
||||
"net/http"
|
||||
"github.com/boltcard/boltcard/db"
|
||||
"github.com/boltcard/boltcard/lnd"
|
||||
)
|
||||
|
||||
func lnurlw_callback(w http.ResponseWriter, req *http.Request) {
|
||||
|
||||
env_host_domain := db.Get_setting("HOST_DOMAIN")
|
||||
if req.Host != env_host_domain {
|
||||
log.Warn("wrong host domain")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
url := req.URL.RequestURI()
|
||||
log.WithFields(log.Fields{"url": url}).Debug("cb request")
|
||||
|
||||
// check k1 value
|
||||
params_k1, ok := req.URL.Query()["k1"]
|
||||
|
||||
if !ok || len(params_k1[0]) < 1 {
|
||||
log.WithFields(log.Fields{"url": url}).Debug("k1 not found")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
param_k1 := params_k1[0]
|
||||
|
||||
p, err := db.Get_payment_k1(param_k1)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"url": url, "k1": param_k1}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
// check that payment has not been made
|
||||
if p.Paid_flag != "N" {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("payment already made")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
// check if lnurlw_request has timed out
|
||||
lnurlw_timeout, err := db.Check_lnurlw_timeout(p.Card_payment_id)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
if lnurlw_timeout == true {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("lnurlw request has timed out")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
params_pr, ok := req.URL.Query()["pr"]
|
||||
if !ok || len(params_pr[0]) < 1 {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn("pr field not found")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
param_pr := params_pr[0]
|
||||
bolt11, _ := decodepay.Decodepay(param_pr)
|
||||
|
||||
// record the lightning invoice
|
||||
err = db.Update_payment_invoice(p.Card_payment_id, param_pr, bolt11.MSatoshi)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Debug("checking payment rules")
|
||||
|
||||
// check if we are only sending funds to a defined test node
|
||||
testnode := db.Get_setting("LN_TESTNODE")
|
||||
if testnode != "" && bolt11.Payee != testnode {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("rejected as not the defined test node")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
// check amount limits
|
||||
|
||||
invoice_sats := int(bolt11.MSatoshi / 1000)
|
||||
|
||||
day_total_sats, err := db.Get_card_totals(p.Card_id)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
c, err := db.Get_card_from_card_id(p.Card_id)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
if invoice_sats > c.Tx_limit_sats {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("invoice_sats: ", invoice_sats)
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("tx_limit_sats: ", c.Tx_limit_sats)
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("over tx_limit_sats!")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
if day_total_sats+invoice_sats > c.Day_limit_sats {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("invoice_sats: ", invoice_sats)
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("day_total_sats: ", day_total_sats)
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("day_limit_sats: ", c.Day_limit_sats)
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("over day_limit_sats!")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
// check the card balance if marked as 'must stay above zero' (default)
|
||||
// i.e. cards.allow_negative_balance == 'N'
|
||||
|
||||
if c.Allow_negative_balance != "Y" {
|
||||
card_total, err := db.Get_card_total_sats(p.Card_id)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
if card_total-invoice_sats < 0 {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn("not enough balance")
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Info("paying invoice")
|
||||
|
||||
// update paid_flag so we only attempt payment once
|
||||
err = db.Update_payment_paid(p.Card_payment_id)
|
||||
if err != nil {
|
||||
log.WithFields(log.Fields{"card_payment_id": p.Card_payment_id}).Warn(err)
|
||||
write_error(w)
|
||||
return
|
||||
}
|
||||
|
||||
// https://github.com/fiatjaf/lnurl-rfc/blob/luds/03.md
|
||||
//
|
||||
// LN SERVICE sends a {"status": "OK"} or
|
||||
// {"status": "ERROR", "reason": "error details..."}
|
||||
// JSON response and then attempts to pay the invoices asynchronously.
|
||||
|
||||
go lnd.Pay_invoice(p.Card_payment_id, param_pr)
|
||||
|
||||
log.Debug("sending 'status OK' response")
|
||||
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(http.StatusOK)
|
||||
jsonData := []byte(`{"status":"OK"}`)
|
||||
w.Write(jsonData)
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue