/
sign_ed25519.go
67 lines (64 loc) · 1.58 KB
/
sign_ed25519.go
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package service
import (
"net/http"
"github.com/gernest/sydent-go/core"
"github.com/gernest/sydent-go/models"
"github.com/gernest/signedjson"
"github.com/labstack/echo"
)
func SignED25519(coreContext *core.Ctx, m Metric) echo.HandlerFunc {
serverName := coreContext.Config.Server.Name
count := m.CountError("sign_ed25519")
db := coreContext.Store
return func(ctx echo.Context) error {
req := ctx.Request()
m, merr := models.EnsureParams(req, "private_key", "token", "mxid")
if merr != nil {
count.Inc()
RequestError(coreContext.Log, req, merr)
return ctx.JSON(http.StatusBadRequest, merr)
}
privateKeyBase64 := m["private_key"]
token := m["token"]
mxid := m["mxid"]
sender, err := db.GetSenderForToken(req.Context(), token)
if err != nil {
count.Inc()
RequestError(coreContext.Log, req, merr)
return ctx.JSON(http.StatusNotFound,
models.NewError(
models.ErrUnrecognized,
"Didn't recognize token",
),
)
}
message := signedjson.Message{
"mxid": mxid,
"sender": sender,
"token": token,
}
key, err := signedjson.DecodeSigningKeyBase64("ed25519", "0", privateKeyBase64)
if err != nil {
count.Inc()
RequestError(coreContext.Log, req, merr)
return ctx.JSON(http.StatusNotFound,
models.NewError(
models.ErrUnknown,
"",
),
)
}
err = key.Sign(message, serverName)
if err != nil {
count.Inc()
RequestError(coreContext.Log, req, merr)
return ctx.JSON(http.StatusNotFound,
models.NewError(
models.ErrUnknown,
"",
),
)
}
return ctx.JSON(http.StatusOK, message)
}
}