/*
NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2019 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2021 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
"bufio"
"bytes"
"errors"
+ "fmt"
"io"
"log"
+ "os"
+ "path/filepath"
"golang.org/x/crypto/blake2b"
)
-func Check(src io.Reader, checksum []byte, sds SDS, showPrgrs bool) (bool, error) {
+const NoCKSuffix = ".nock"
+
+func Check(src io.Reader, checksum []byte, les LEs, showPrgrs bool) (bool, error) {
hsh, err := blake2b.New256(nil)
if err != nil {
log.Fatalln(err)
}
- if _, err = CopyProgressed(hsh, bufio.NewReader(src), "check", sds, showPrgrs); err != nil {
+ if _, err = CopyProgressed(hsh, bufio.NewReader(src), "check", les, showPrgrs); err != nil {
return false, err
}
return bytes.Compare(hsh.Sum(nil), checksum) == 0, nil
func (ctx *Ctx) checkXxIsBad(nodeId *NodeId, xx TRxTx) bool {
isBad := false
for job := range ctx.Jobs(nodeId, xx) {
- sds := SDS{
- "xx": string(xx),
- "node": nodeId,
- "pkt": ToBase32(job.HshValue[:]),
- "fullsize": job.Size,
+ pktName := Base32Codec.EncodeToString(job.HshValue[:])
+ les := LEs{
+ {"XX", string(xx)},
+ {"Node", nodeId},
+ {"Pkt", pktName},
+ {"FullSize", job.Size},
+ }
+ logMsg := func(les LEs) string {
+ return fmt.Sprintf("Checking: %s/%s/%s", nodeId, string(xx), pktName)
+ }
+ fd, err := os.Open(job.Path)
+ if err != nil {
+ ctx.LogE("checking", les, err, logMsg)
+ return true
}
- gut, err := Check(job.Fd, job.HshValue[:], sds, ctx.ShowPrgrs)
- job.Fd.Close()
+ gut, err := Check(fd, job.HshValue[:], les, ctx.ShowPrgrs)
+ fd.Close() // #nosec G104
if err != nil {
- ctx.LogE("check", sds, err, "")
+ ctx.LogE("checking", les, err, logMsg)
return true
}
if !gut {
isBad = true
- ctx.LogE("check", sds, errors.New("bad"), "")
+ ctx.LogE("checking", les, errors.New("bad"), logMsg)
}
}
return isBad
func (ctx *Ctx) Check(nodeId *NodeId) bool {
return !(ctx.checkXxIsBad(nodeId, TRx) || ctx.checkXxIsBad(nodeId, TTx))
}
+
+func (ctx *Ctx) CheckNoCK(nodeId *NodeId, hshValue *[32]byte) (int64, error) {
+ dirToSync := filepath.Join(ctx.Spool, nodeId.String(), string(TRx))
+ pktName := Base32Codec.EncodeToString(hshValue[:])
+ pktPath := filepath.Join(dirToSync, pktName)
+ fd, err := os.Open(pktPath + NoCKSuffix)
+ if err != nil {
+ return 0, err
+ }
+ defer fd.Close()
+ fi, err := fd.Stat()
+ if err != nil {
+ return 0, err
+ }
+ defer fd.Close()
+ size := fi.Size()
+ les := LEs{
+ {"XX", string(TRx)},
+ {"Node", nodeId},
+ {"Pkt", pktName},
+ {"FullSize", size},
+ }
+ gut, err := Check(fd, hshValue[:], les, ctx.ShowPrgrs)
+ if err != nil || !gut {
+ return 0, errors.New("checksum mismatch")
+ }
+ if err = os.Rename(pktPath+NoCKSuffix, pktPath); err != nil {
+ return 0, err
+ }
+ if err = DirSync(dirToSync); err != nil {
+ return size, err
+ }
+ if ctx.HdrUsage {
+ if _, err = fd.Seek(0, io.SeekStart); err != nil {
+ return size, err
+ }
+ _, pktEncRaw, err := ctx.HdrRead(fd)
+ if err != nil {
+ return size, err
+ }
+ ctx.HdrWrite(pktEncRaw, pktPath)
+ }
+ return size, err
+}