tcp.ac/txt.go

75 lines
1.7 KiB
Go

package main
import (
"errors"
"strings"
"git.tcp.direct/kayos/common/squish"
termdumpster "git.tcp.direct/kayos/putxt"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
"git.tcp.direct/tcp.direct/tcp.ac/config"
)
type textValidator struct {
in []byte
out []byte
}
type textIngestor struct{}
func (i textIngestor) Ingest(data []byte) ([]byte, error) {
tp := &textValidator{in: data}
err := post(tp, tp, Text, false)
if err != nil {
return nil, err
}
return tp.out, nil
}
func (i textValidator) finalize(data []byte) ([]byte, error) {
return squish.Gunzip(data)
}
func (i textValidator) getContentType(c *gin.Context) (string, error) {
return "text/plain", nil
}
func (i textValidator) checkURL(c *gin.Context) error {
sUID := strings.Split(c.Param("uid"), ".")
var fExt string
if len(sUID) > 1 {
fExt = strings.ToLower(sUID[1])
log.Trace().Str("caller", c.Request.RequestURI).Str("ext", fExt).Msg("detected file extension")
if fExt != "txt" {
return errors.New("bad file extension")
}
c.Set("url.extension", fExt)
}
return nil
}
func (i textValidator) checkContent(c *gin.Context, data []byte) error {
return nil
}
func (i textValidator) checkAndScrubPost(c any) ([]byte, error) {
if i.in == nil {
return nil, errors.New("no data")
}
return i.in, nil
}
func serveTermbin() error {
td := termdumpster.NewTermDumpster(textIngestor{}).WithGzip().WithLogger(&log.Logger).
WithMaxSize(int64(config.KVMaxValueSizeMB * 1024 * 1024))
split := strings.Split(config.TermbinListen, ":")
log.Info().Str("listen", config.TermbinListen).Msg("starting termbin")
err := td.Listen(split[0], split[1])
if err != nil {
return err
}
return nil
}