s3: Added `--s3-disable-http2` to disable http/2

Fixes #4673

Signed-off-by: Anagh Kumar Baranwal <6824881+darthShadow@users.noreply.github.com>
This commit is contained in:
Anagh Kumar Baranwal 2020-10-13 21:41:22 +05:30 committed by GitHub
parent bbddadbd04
commit fc5b14b620
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1 changed files with 31 additions and 2 deletions

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@ -5,6 +5,7 @@ import (
"bytes"
"context"
"crypto/md5"
"crypto/tls"
"encoding/base64"
"encoding/hex"
"encoding/xml"
@ -1203,6 +1204,19 @@ This option controls how often unused buffers will be removed from the pool.`,
Default: memoryPoolUseMmap,
Advanced: true,
Help: `Whether to use mmap buffers in internal memory pool.`,
}, {
Name: "disable_http2",
Default: false,
Advanced: true,
Help: `Disable usage of http2 for S3 backends
There is currently an unsolved issue with the s3 (specifically minio) backend
and HTTP/2. HTTP/2 is enabled by default for the s3 backend but can be
disabled here. When the issue is solved this flag will be removed.
See: https://github.com/rclone/rclone/issues/4673, https://github.com/rclone/rclone/issues/3631
`,
},
}})
}
@ -1260,6 +1274,7 @@ type Options struct {
Enc encoder.MultiEncoder `config:"encoding"`
MemoryPoolFlushTime fs.Duration `config:"memory_pool_flush_time"`
MemoryPoolUseMmap bool `config:"memory_pool_use_mmap"`
DisableHTTP2 bool `config:"disable_http2"`
}
// Fs represents a remote s3 server
@ -1381,6 +1396,19 @@ func (o *Object) split() (bucket, bucketPath string) {
return o.fs.split(o.remote)
}
// getClient makes an http client according to the options
func getClient(opt *Options) *http.Client {
// TODO: Do we need cookies too?
t := fshttp.NewTransportCustom(fs.Config, func(t *http.Transport) {
if opt.DisableHTTP2 {
t.TLSNextProto = map[string]func(string, *tls.Conn) http.RoundTripper{}
}
})
return &http.Client{
Transport: t,
}
}
// s3Connection makes a connection to s3
func s3Connection(opt *Options) (*s3.S3, *session.Session, error) {
// Make the auth
@ -1391,6 +1419,7 @@ func s3Connection(opt *Options) (*s3.S3, *session.Session, error) {
}
lowTimeoutClient := &http.Client{Timeout: 1 * time.Second} // low timeout to ec2 metadata service
def := defaults.Get()
def.Config.HTTPClient = lowTimeoutClient
@ -1459,7 +1488,7 @@ func s3Connection(opt *Options) (*s3.S3, *session.Session, error) {
awsConfig := aws.NewConfig().
WithMaxRetries(0). // Rely on rclone's retry logic
WithCredentials(cred).
WithHTTPClient(fshttp.NewClient(fs.Config)).
WithHTTPClient(getClient(opt)).
WithS3ForcePathStyle(opt.ForcePathStyle).
WithS3UseAccelerate(opt.UseAccelerateEndpoint).
WithS3UsEast1RegionalEndpoint(endpoints.RegionalS3UsEast1Endpoint)
@ -1573,7 +1602,7 @@ func NewFs(name, root string, m configmap.Mapper) (fs.Fs, error) {
ses: ses,
pacer: fs.NewPacer(pacer.NewS3(pacer.MinSleep(minSleep))),
cache: bucket.NewCache(),
srv: fshttp.NewClient(fs.Config),
srv: getClient(opt),
pool: pool.New(
time.Duration(opt.MemoryPoolFlushTime),
int(opt.ChunkSize),