Receive LN invoice on upload
This commit is contained in:
parent
bb90656197
commit
ae30315d16
@ -18,6 +18,8 @@ services:
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- DB_HOST=maria
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- DB_USER=bit4sat
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- DB_PASS=bit4sat
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- LN_CHARGE_API=10.192.122.10:9112
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- LN_CHARGE_TOKEN=3emU3Fy8VasHCzMaMXHSVJYpQSqH3yXQj8N5cQFBbq3botrudJuR7zQkBBmFSbAmgXs9GD4j4U3J4R2sMfgqPo8q
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#deploy:
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#replicas: 1
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124
ln/charge.go
Normal file
124
ln/charge.go
Normal file
@ -0,0 +1,124 @@
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package ln
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"log"
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"net"
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"net/http"
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"net/url"
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"os"
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"time"
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"github.com/gin-gonic/gin"
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)
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const (
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CurMSat = iota
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CurSat
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CurUSD
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)
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const (
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LNChargeAPIEnv = "LN_CHARGE_API"
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LNChargeTokenEnv = "LN_CHARGE_TOKEN"
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InfoEndpoint = "info"
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InvoiceEndpoint = "invoice"
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)
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var (
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LNCEndpoint string
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LNChargeToken string
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)
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type Charge struct {
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client *http.Client
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}
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func NewCharge() *Charge {
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netTransport := &http.Transport{
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Dial: (&net.Dialer{
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Timeout: 5 * time.Second,
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}).Dial,
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TLSHandshakeTimeout: 5 * time.Second,
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}
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c := &http.Client{
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Timeout: time.Second * 10,
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Transport: netTransport,
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}
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return &Charge{
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client: c,
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}
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}
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func (c *Charge) Info() (gin.H, error) {
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result := make(gin.H)
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resp, err := c.client.Get(getUrl(InfoEndpoint))
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if err != nil {
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return nil, err
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}
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jsonDec := json.NewDecoder(resp.Body)
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jsonDec.Decode(&result)
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return result, nil
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}
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func (c *Charge) Invoice(amount int, id string) (gin.H, error) {
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result := make(gin.H)
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reqData := gin.H{
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"amount": 10,
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"currency": "USD",
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"description": fmt.Sprintf("bit4sat upload: %s", id),
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}
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jsonEnc, err := json.Marshal(reqData)
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if err != nil {
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return nil, err
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}
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resp, err := c.client.Post(getUrl(InvoiceEndpoint),
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"application/json",
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bytes.NewReader(jsonEnc))
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if err != nil {
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return nil, err
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}
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result = make(gin.H)
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jsonDec := json.NewDecoder(resp.Body)
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jsonDec.Decode(&result)
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return result, nil
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}
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func getUrl(endpoint string) string {
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url, err := url.Parse(fmt.Sprintf("http://api-token:%s@%s/%s",
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LNChargeToken,
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LNCEndpoint,
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endpoint))
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if err != nil {
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log.Fatal(err)
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}
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return url.String()
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}
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func init() {
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var set bool
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LNCEndpoint, set = os.LookupEnv(LNChargeAPIEnv)
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if !set {
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log.Fatalf("%s not set", LNChargeAPIEnv)
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}
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LNChargeToken, set = os.LookupEnv(LNChargeTokenEnv)
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if !set {
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log.Fatalf("%s not set", LNChargeAPIEnv)
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}
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}
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5
main.go
5
main.go
@ -1,9 +1,12 @@
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package main
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import "git.sp4ke.com/sp4ke/bit4sat/db"
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import (
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"git.sp4ke.com/sp4ke/bit4sat/db"
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)
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func main() {
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defer db.DB.Sql.Close()
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api := NewAPI()
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api.Run()
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@ -10,6 +10,7 @@ import (
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"os"
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"git.sp4ke.com/sp4ke/bit4sat/db"
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"git.sp4ke.com/sp4ke/bit4sat/ln"
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"git.sp4ke.com/sp4ke/bit4sat/utils"
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"github.com/gin-gonic/gin"
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"github.com/segmentio/ksuid"
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@ -192,9 +193,29 @@ func (ctrl UploadCtrl) Upload(c *gin.Context) {
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return
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}
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// Get a new lightning invoice
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charge := ln.NewCharge()
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// New invoice for 10$
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invoice, err := charge.Invoice(10, id)
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//info, err := ln.Info()
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if err != nil {
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utils.JSONErrPriv(c, http.StatusInternalServerError, err)
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return
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}
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//c.JSON(http.StatusOK, gin.H{
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//"status": http.StatusOK,
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//"result": fmt.Sprintf("%d files uploaded uploaded !", len(files)),
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//})
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result := gin.H{
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"message": fmt.Sprintf("%d files uploaded uploaded !", len(files)),
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"invoice": invoice,
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}
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c.JSON(http.StatusOK, gin.H{
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"status": http.StatusOK,
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"result": fmt.Sprintf("%d files uploaded uploaded !", len(files)),
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"result": result,
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})
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}
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@ -108,7 +108,6 @@ func CacheSetUploadStatus(id string, status int) error {
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// Returns true if id exists in DB
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func IdExists(id string) (exists bool, err error) {
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key := fmt.Sprintf("upload_status_%s", id)
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log.Println("calling exists")
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err = DB.Redis.Do(radix.Cmd(&exists, "EXISTS", key))
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