97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
package main
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import (
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"database/sql"
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"encoding/json"
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log "github.com/sirupsen/logrus"
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"net/http"
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"os"
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)
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/**
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* @api {get} /new/:a Request information to create a new bolt card
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* @apiName NewBoltCard
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* @apiGroup BoltCardService
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*
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* @apiParam {String} a one time authentication code
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*
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* @apiSuccess {String} protocol_name name of the protocol message
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* @apiSuccess {Int} protocol_version version of the protocol message
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* @apiSuccess {String} card_name user friendly card name
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* @apiSuccess {String} lnurlw_base base for creating the lnurlw on the card
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* @apiSuccess {String} k0 Key 0 - authorisation key
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* @apiSuccess {String} k1 Key 1 - decryption key
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* @apiSuccess {String} k2 Key 2 - authentication key
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* @apiSuccess {String} k3 Key 3 - NXP documents say this must be set
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* @apiSuccess {String} k4 Key 4 - NXP documents say this must be set
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*/
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type NewCardResponse struct {
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PROTOCOL_NAME string `json:"protocol_name"`
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PROTOCOL_VERSION int `json:"protocol_version"`
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CARD_NAME string `json:"card_name"`
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LNURLW_BASE string `json:"lnurlw_base"`
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K0 string `json:"k0"`
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K1 string `json:"k1"`
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K2 string `json:"k2"`
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K3 string `json:"k3"`
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K4 string `json:"k4"`
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}
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func new_card_request(w http.ResponseWriter, req *http.Request) {
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url := req.URL.RequestURI()
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log.Debug("new_card url: ", url)
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params_a, ok := req.URL.Query()["a"]
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if !ok || len(params_a[0]) < 1 {
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log.Debug("a not found")
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write_error(w)
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return
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}
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a := params_a[0]
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lnurlw_base := "lnurlw://" + req.Host + "/ln"
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c, err := db_get_new_card(a)
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if err == sql.ErrNoRows {
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log.Debug(err)
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write_error_message(w, "one time code was used or does not exist")
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return
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}
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if err != nil {
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log.Warn(err)
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write_error(w)
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return
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}
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k1_decrypt_key := os.Getenv("AES_DECRYPT_KEY")
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response := NewCardResponse{}
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response.PROTOCOL_NAME = "create_bolt_card_response"
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response.PROTOCOL_VERSION = 1
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response.CARD_NAME = c.card_name
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response.LNURLW_BASE = lnurlw_base
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response.K0 = c.k0_auth_key
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response.K1 = k1_decrypt_key
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response.K2 = c.k2_cmac_key
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response.K3 = c.k3
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response.K4 = c.k4
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log.SetFormatter(&log.JSONFormatter{
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DisableHTMLEscape: true,
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})
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jsonData, err := json.Marshal(response)
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if err != nil {
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log.Warn(err)
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write_error(w)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(jsonData)
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}
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