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perf: use io copy with buffer pool (#6389)

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* feat: add io methods with buffer

* chore: move io.Copy calls to utils.CopyWithBuffer
This commit is contained in:
Mmx
2024-04-25 20:11:15 +08:00
committed by GitHub
parent ec08ecdf6c
commit b95df1d745
22 changed files with 59 additions and 27 deletions
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3
internal/net/request.go
View File

@ -4,6 +4,7 @@ import (
"bytes"
"context"
"fmt"
"github.com/alist-org/alist/v3/pkg/utils"
"io"
"math"
"net/http"
@ -271,7 +272,7 @@ func (d *downloader) tryDownloadChunk(params *HttpRequestParams, ch *chunk) (int
}
}
n, err := io.Copy(ch.buf, resp.Body)
n, err := utils.CopyWithBuffer(ch.buf, resp.Body)
if err != nil {
return n, &errReadingBody{err: err}

4
internal/net/serve.go
View File

@ -162,7 +162,7 @@ func ServeHTTP(w http.ResponseWriter, r *http.Request, name string, modTime time
pw.CloseWithError(err)
return
}
if _, err := io.CopyN(part, reader, ra.Length); err != nil {
if _, err := utils.CopyWithBufferN(part, reader, ra.Length); err != nil {
pw.CloseWithError(err)
return
}
@ -182,7 +182,7 @@ func ServeHTTP(w http.ResponseWriter, r *http.Request, name string, modTime time
w.WriteHeader(code)
if r.Method != "HEAD" {
written, err := io.CopyN(w, sendContent, sendSize)
written, err := utils.CopyWithBufferN(w, sendContent, sendSize)
if err != nil {
log.Warnf("ServeHttp error. err: %s ", err)
if written != sendSize {

3
internal/net/util.go
View File

@ -2,6 +2,7 @@ package net
import (
"fmt"
"github.com/alist-org/alist/v3/pkg/utils"
"io"
"math"
"mime/multipart"
@ -330,7 +331,7 @@ func GetRangedHttpReader(readCloser io.ReadCloser, offset, length int64) (io.Rea
log.Warnf("offset is more than 100MB, if loading data from internet, high-latency and wasting of bandwidth is expected")
}
if _, err := io.Copy(io.Discard, io.LimitReader(readCloser, offset)); err != nil {
if _, err := utils.CopyWithBuffer(io.Discard, io.LimitReader(readCloser, offset)); err != nil {
return nil, err
}